From fbba54ea6c896e0545d4d20a19abe06d57ffc97b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 23 Jun 2012 20:26:31 +0300 Subject: Rename pdodriver property to subdriver and make it available to all drivers --- system/database/DB_driver.php | 1 + system/database/drivers/pdo/pdo_driver.php | 51 +++++++++++++++--------------- system/database/drivers/pdo/pdo_forge.php | 2 +- 3 files changed, 27 insertions(+), 27 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index a99444167..d326282c8 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -46,6 +46,7 @@ abstract class CI_DB_driver { public $hostname; public $database; public $dbdriver = 'mysql'; + public $subdriver; public $dbprefix = ''; public $char_set = 'utf8'; public $dbcollat = 'utf8_general_ci'; diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index e25013a52..ea5714922 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -57,8 +57,7 @@ class CI_DB_pdo_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; - // need to track the pdo driver and options - public $pdodriver; + // need to track the PDO options public $options = array(); public function __construct($params) @@ -69,7 +68,7 @@ class CI_DB_pdo_driver extends CI_DB { { // If there is a minimum valid dsn string pattern found, we're done // This is for general PDO users, who tend to have a full DSN string. - $this->pdodriver = end($match); + $this->subdriver = end($match); } else { @@ -79,17 +78,17 @@ class CI_DB_pdo_driver extends CI_DB { // clause and character used for LIKE escape sequences // this one depends on the driver being used - if ($this->pdodriver === 'mysql') + if ($this->subdriver === 'mysql') { $this->_escape_char = '`'; $this->_like_escape_str = ''; $this->_like_escape_chr = '\\'; } - elseif ($this->pdodriver === 'odbc') + elseif ($this->subdriver === 'odbc') { $this->_like_escape_str = " {escape '%s'} "; } - elseif ( ! in_array($this->pdodriver, array('sqlsrv', 'mssql', 'dblib', 'sybase'))) + elseif ( ! in_array($this->subdriver, array('sqlsrv', 'mssql', 'dblib', 'sybase'))) { $this->_escape_char = '"'; } @@ -109,10 +108,10 @@ class CI_DB_pdo_driver extends CI_DB { if (strpos($this->hostname, ':')) { // hostname generally would have this prototype - // $db['hostname'] = 'pdodriver:host(/Server(/DSN))=hostname(/DSN);'; - // We need to get the prefix (pdodriver used by PDO). + // $db['hostname'] = 'subdriver:host(/Server(/DSN))=hostname(/DSN);'; + // We need to get the prefix (subdriver used by PDO). $dsnarray = explode(':', $this->hostname); - $this->pdodriver = $dsnarray[0]; + $this->subdriver = $dsnarray[0]; // End dsn with a semicolon for extra backward compability // if database property was not empty. @@ -124,25 +123,25 @@ class CI_DB_pdo_driver extends CI_DB { else { // Invalid DSN, display an error - if ( ! array_key_exists('pdodriver', $params)) + if ( ! array_key_exists('subdriver', $params)) { show_error('Invalid DB Connection String for PDO'); } // Assuming that the following DSN string format is used: - // $dsn = 'pdo://username:password@hostname:port/database?pdodriver=pgsql'; - $this->dsn = $this->pdodriver.':'; + // $dsn = 'pdo://username:password@hostname:port/database?subdriver=pgsql'; + $this->dsn = $this->subdriver.':'; // Add hostname to the DSN for databases that need it if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE - && in_array($this->pdodriver, array('informix', 'mysql', 'pgsql', 'sybase', 'mssql', 'dblib', 'cubrid'))) + && in_array($this->subdriver, array('informix', 'mysql', 'pgsql', 'sybase', 'mssql', 'dblib', 'cubrid'))) { $this->dsn .= 'host='.$this->hostname.';'; } // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->pdodriver, array('informix', 'mysql', 'pgsql', 'ibm', 'cubrid'))) + if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'mysql', 'pgsql', 'ibm', 'cubrid'))) { $this->dsn .= 'port='.$this->port.';'; } @@ -150,18 +149,18 @@ class CI_DB_pdo_driver extends CI_DB { // Add the database name to the DSN, if needed if (stripos($this->dsn, 'dbname') === FALSE - && in_array($this->pdodriver, array('4D', 'pgsql', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) + && in_array($this->subdriver, array('4D', 'pgsql', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) { $this->dsn .= 'dbname='.$this->database.';'; } - elseif (stripos($this->dsn, 'database') === FALSE && in_array($this->pdodriver, array('ibm', 'sqlsrv'))) + elseif (stripos($this->dsn, 'database') === FALSE && in_array($this->subdriver, array('ibm', 'sqlsrv'))) { if (stripos($this->dsn, 'dsn') === FALSE) { $this->dsn .= 'database='.$this->database.';'; } } - elseif ($this->pdodriver === 'sqlite' && $this->dsn === 'sqlite:') + elseif ($this->subdriver === 'sqlite' && $this->dsn === 'sqlite:') { if ($this->database !== ':memory') { @@ -177,7 +176,7 @@ class CI_DB_pdo_driver extends CI_DB { } // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->pdodriver, array('4D', 'mysql', 'sybase', 'mssql', 'dblib', 'oci'))) + if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'mysql', 'sybase', 'mssql', 'dblib', 'oci'))) { $this->dsn .= 'charset='.$this->char_set.';'; } @@ -225,7 +224,7 @@ class CI_DB_pdo_driver extends CI_DB { * * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php */ - if ($this->pdodriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set)) + if ($this->subdriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set .( ! empty($this->db_collat) ? " COLLATE '".$this->dbcollat."'" : ''); @@ -396,7 +395,7 @@ class CI_DB_pdo_driver extends CI_DB { */ public function insert_id($name = NULL) { - if ($this->pdodriver === 'pgsql' && $name === NULL && $this->version() >= '8.1') + if ($this->subdriver === 'pgsql' && $name === NULL && $this->version() >= '8.1') { $query = $this->query('SELECT LASTVAL() AS ins_id'); $query = $query->row(); @@ -418,12 +417,12 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - if ($this->pdodriver === 'pgsql') + if ($this->subdriver === 'pgsql') { // Analog function to show all tables in postgre $sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'"; } - elseif ($this->pdodriver === 'sqlite') + elseif ($this->subdriver === 'sqlite') { // Analog function to show all tables in sqlite $sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'"; @@ -468,17 +467,17 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->pdodriver === 'mysql' or $this->pdodriver === 'pgsql') + if ($this->subdriver === 'mysql' or $this->subdriver === 'pgsql') { // Analog function for mysql and postgre return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; } - elseif ($this->pdodriver === 'oci') + elseif ($this->subdriver === 'oci') { // Analog function for oci return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1'; } - elseif ($this->pdodriver === 'sqlite') + elseif ($this->subdriver === 'sqlite') { // Analog function for sqlite return 'PRAGMA table_info('.$this->escape_identifiers($table).')'; @@ -599,7 +598,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - if ($this->pdodriver === 'cubrid' OR $this->pdodriver === 'sqlite') + if ($this->subdriver === 'cubrid' OR $this->subdriver === 'sqlite') { $offset = ($offset == 0) ? '' : $offset.', '; diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index 02ceb74fe..5396282cd 100644 --- a/system/database/drivers/pdo/pdo_forge.php +++ b/system/database/drivers/pdo/pdo_forge.php @@ -78,7 +78,7 @@ class CI_DB_pdo_forge extends CI_DB_forge { if ( ! empty($attributes['CONSTRAINT'])) { // Exception for Postgre numeric which not too happy with constraint within those type - if ( ! ($this->db->pdodriver === 'pgsql' && in_array($attributes['TYPE'], $numeric))) + if ( ! ($this->db->subdriver === 'pgsql' && in_array($attributes['TYPE'], $numeric))) { $sql .= '('.$attributes['CONSTRAINT'].')'; } -- cgit v1.2.3-24-g4f1b From 3345ee5133e6cf83506a46b306b3df18cba14b0e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 23 Jun 2012 20:51:47 +0300 Subject: Alter DB() to check if a subdriver is available --- system/database/DB.php | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index 00d14b43e..638b51bdd 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -144,7 +144,10 @@ function &DB($params = '', $query_builder_override = NULL) // Load the DB driver $driver_file = BASEPATH.'database/drivers/'.$params['dbdriver'].'/'.$params['dbdriver'].'_driver.php'; - if ( ! file_exists($driver_file)) show_error('Invalid DB driver'); + if ( ! file_exists($driver_file)) + { + show_error('Invalid DB driver'); + } require_once($driver_file); @@ -152,6 +155,19 @@ function &DB($params = '', $query_builder_override = NULL) $driver = 'CI_DB_'.$params['dbdriver'].'_driver'; $DB = new $driver($params); + // Check for a subdriver + if ( ! empty($DB->subdriver) && empty($params['subdriver'])) + { + $driver_file = BASEPATH.'database/drivers/'.$param['dbdriver'].'/subdrivers/'.$params['dbdriver'].'_'.$params['subdriver'].'_driver.php'; + + if (file_exists($driver_file)) + { + require_once($driver_file); + $driver = 'CI_DB_'.$params['dbdriver'].'_'.$params['subdriver'].'_driver'; + $DB = new $driver($params); + } + } + if ($DB->autoinit === TRUE) { $DB->initialize(); -- cgit v1.2.3-24-g4f1b From 754e2215748a2dc5d326d70b70675dc3b018e30c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 23 Jun 2012 20:54:06 +0300 Subject: Fix the subdriver check --- system/database/DB.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index 638b51bdd..313728f07 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -156,7 +156,7 @@ function &DB($params = '', $query_builder_override = NULL) $DB = new $driver($params); // Check for a subdriver - if ( ! empty($DB->subdriver) && empty($params['subdriver'])) + if ( ! empty($DB->subdriver)) { $driver_file = BASEPATH.'database/drivers/'.$param['dbdriver'].'/subdrivers/'.$params['dbdriver'].'_'.$params['subdriver'].'_driver.php'; -- cgit v1.2.3-24-g4f1b From 5663b1e86b270601ac2399aab458aa70b6868dab Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 00:28:42 +0300 Subject: Add pdo_pgsql subdriver --- system/database/drivers/pdo/pdo_driver.php | 37 +-- .../drivers/pdo/subdrivers/pdo_pgsql_driver.php | 341 +++++++++++++++++++++ 2 files changed, 352 insertions(+), 26 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index ea5714922..b1349ae4e 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -43,7 +43,7 @@ class CI_DB_pdo_driver extends CI_DB { public $dbdriver = 'pdo'; // the character used to excape - not necessary for PDO - protected $_escape_char = ''; + protected $_escape_char = '"'; // clause and character used for LIKE escape sequences protected $_like_escape_str = " ESCAPE '%s' "; @@ -86,12 +86,9 @@ class CI_DB_pdo_driver extends CI_DB { } elseif ($this->subdriver === 'odbc') { + $this->_escape_char = ''; $this->_like_escape_str = " {escape '%s'} "; } - elseif ( ! in_array($this->subdriver, array('sqlsrv', 'mssql', 'dblib', 'sybase'))) - { - $this->_escape_char = '"'; - } $this->trans_enabled = FALSE; $this->_random_keyword = ' RND('.time().')'; // database specific random keyword @@ -135,24 +132,24 @@ class CI_DB_pdo_driver extends CI_DB { // Add hostname to the DSN for databases that need it if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE - && in_array($this->subdriver, array('informix', 'mysql', 'pgsql', 'sybase', 'mssql', 'dblib', 'cubrid'))) + && in_array($this->subdriver, array('informix', 'mysql', 'sybase', 'mssql', 'dblib', 'cubrid'))) { $this->dsn .= 'host='.$this->hostname.';'; } // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'mysql', 'pgsql', 'ibm', 'cubrid'))) + if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'mysql', 'ibm', 'cubrid'))) { $this->dsn .= 'port='.$this->port.';'; } } // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE - && in_array($this->subdriver, array('4D', 'pgsql', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) - { - $this->dsn .= 'dbname='.$this->database.';'; - } + if (stripos($this->dsn, 'dbname') === FALSE + && in_array($this->subdriver, array('4D', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) + { + $this->dsn .= 'dbname='.$this->database.';'; + } elseif (stripos($this->dsn, 'database') === FALSE && in_array($this->subdriver, array('ibm', 'sqlsrv'))) { if (stripos($this->dsn, 'dsn') === FALSE) @@ -395,13 +392,6 @@ class CI_DB_pdo_driver extends CI_DB { */ public function insert_id($name = NULL) { - if ($this->subdriver === 'pgsql' && $name === NULL && $this->version() >= '8.1') - { - $query = $this->query('SELECT LASTVAL() AS ins_id'); - $query = $query->row(); - return $query->ins_id; - } - return $this->conn_id->lastInsertId($name); } @@ -417,12 +407,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - if ($this->subdriver === 'pgsql') - { - // Analog function to show all tables in postgre - $sql = "SELECT * FROM information_schema.tables WHERE table_schema = 'public'"; - } - elseif ($this->subdriver === 'sqlite') + if ($this->subdriver === 'sqlite') { // Analog function to show all tables in sqlite $sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'"; @@ -467,7 +452,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->subdriver === 'mysql' or $this->subdriver === 'pgsql') + if ($this->subdriver === 'mysql') { // Analog function for mysql and postgre return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php new file mode 100644 index 000000000..3996a47f0 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -0,0 +1,341 @@ +dsn)) + { + $this->dsn = 'pgsql:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + } + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @param string + * @return int + */ + public function insert_id($name = NULL) + { + if ($name === NULL && version_compare($this->version(), '8.1', '>=')) + { + $query = $this->query('SELECT LASTVAL() AS ins_id'); + $query = $query->row(); + return $query->ins_id; + } + + return $this->conn_id->lastInsertId($name); + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT * FROM "information_schema"."tables" WHERE "table_schema" = \'public\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "table_name" LIKE \'' + .$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k.' = (CASE '.$k."\n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset); + } + + // -------------------------------------------------------------------- + + /** + * Where + * + * Called by where() or or_where() + * + * @param mixed + * @param mixed + * @param string + * @return object + */ + protected function _where($key, $value = NULL, $type = 'AND ', $escape = NULL) + { + if ( ! is_array($key)) + { + $key = array($key => $value); + } + + // If the escape value was not set will will base it on the global setting + is_bool($escape) OR $escape = $this->_protect_identifiers; + + foreach ($key as $k => $v) + { + $prefix = (count($this->qb_where) === 0 && count($this->qb_cache_where) === 0) + ? $this->_group_get_type('') + : $this->_group_get_type($type); + + $k = (($op = $this->_get_operator($k)) !== FALSE) + ? $this->protect_identifiers(substr($k, 0, strpos($k, $op)), FALSE, $escape).strstr($k, $op) + : $this->protect_identifiers($k, FALSE, $escape); + + if (is_null($v) && ! $this->_has_operator($k)) + { + // value appears not to have been set, assign the test to IS NULL + $k .= ' IS NULL'; + } + + if ( ! is_null($v)) + { + if ($escape === TRUE) + { + $v = ' '.$this->escape($v); + } + elseif (is_bool($v)) + { + $v = ($v ? ' TRUE' : ' FALSE'); + } + + if ( ! $this->_has_operator($k)) + { + $k .= ' = '; + } + } + + $this->qb_where[] = $prefix.$k.$v; + if ($this->qb_caching === TRUE) + { + $this->qb_cache_where[] = $prefix.$k.$v; + $this->qb_cache_exists[] = 'where'; + } + + } + + return $this; + } + +} + +/* End of file pdo_pgsql_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 1732b1b56e556d18cbba06dbf79935428c6848b3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 02:42:38 +0300 Subject: Add pdo_mysql subdriver --- system/database/drivers/pdo/pdo_driver.php | 34 +--- .../drivers/pdo/subdrivers/pdo_mysql_driver.php | 205 +++++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_pgsql_driver.php | 2 +- 3 files changed, 212 insertions(+), 29 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index b1349ae4e..dc03864a6 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -78,13 +78,7 @@ class CI_DB_pdo_driver extends CI_DB { // clause and character used for LIKE escape sequences // this one depends on the driver being used - if ($this->subdriver === 'mysql') - { - $this->_escape_char = '`'; - $this->_like_escape_str = ''; - $this->_like_escape_chr = '\\'; - } - elseif ($this->subdriver === 'odbc') + if ($this->subdriver === 'odbc') { $this->_escape_char = ''; $this->_like_escape_str = " {escape '%s'} "; @@ -132,13 +126,13 @@ class CI_DB_pdo_driver extends CI_DB { // Add hostname to the DSN for databases that need it if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE - && in_array($this->subdriver, array('informix', 'mysql', 'sybase', 'mssql', 'dblib', 'cubrid'))) + && in_array($this->subdriver, array('informix', 'sybase', 'mssql', 'dblib', 'cubrid'))) { $this->dsn .= 'host='.$this->hostname.';'; } // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'mysql', 'ibm', 'cubrid'))) + if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'ibm', 'cubrid'))) { $this->dsn .= 'port='.$this->port.';'; } @@ -146,7 +140,7 @@ class CI_DB_pdo_driver extends CI_DB { // Add the database name to the DSN, if needed if (stripos($this->dsn, 'dbname') === FALSE - && in_array($this->subdriver, array('4D', 'mysql', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) + && in_array($this->subdriver, array('4D', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) { $this->dsn .= 'dbname='.$this->database.';'; } @@ -173,7 +167,7 @@ class CI_DB_pdo_driver extends CI_DB { } // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'mysql', 'sybase', 'mssql', 'dblib', 'oci'))) + if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib', 'oci'))) { $this->dsn .= 'charset='.$this->char_set.';'; } @@ -216,17 +210,6 @@ class CI_DB_pdo_driver extends CI_DB { $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT; $persistent === FALSE OR $this->options[PDO::ATTR_PERSISTENT] = TRUE; - /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN - * on connect - it was ignored. This is a work-around for the issue. - * - * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php - */ - if ($this->subdriver === 'mysql' && ! is_php('5.3.6') && ! empty($this->char_set)) - { - $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set - .( ! empty($this->db_collat) ? " COLLATE '".$this->dbcollat."'" : ''); - } - // Connecting... try { @@ -452,12 +435,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->subdriver === 'mysql') - { - // Analog function for mysql and postgre - return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; - } - elseif ($this->subdriver === 'oci') + if ($this->subdriver === 'oci') { // Analog function for oci return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1'; diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php new file mode 100644 index 000000000..ea7e8300c --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -0,0 +1,205 @@ +dsn)) + { + $this->dsn = 'mysql:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + + if ( ! empty($this->char_set)) + { + /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN + * on connect - it was ignored. This is a work-around for the issue. + * + * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php + */ + if (is_php('5.3.6')) + { + $this->dsn .= ';charset='.$this->char_set; + } + else + { + $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set + .(empty($this->db_collat) ? '' : " COLLATE '".$this->dbcollat."'"); + } + } + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SHOW TABLES'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SHOW COLUMNS FROM '.$this->db->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k." = CASE \n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; + } + +} + +/* End of file pdo_mysql_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 3996a47f0..7abdc59ce 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -201,7 +201,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ protected function _update_batch($table, $values, $index, $where = NULL) { - $ids = array(); + $ids = array(); foreach ($values as $key => $val) { $ids[] = $val[$index]; -- cgit v1.2.3-24-g4f1b From 7e53bc6326091fb4f1ed91c93e66a89f18be342f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 03:08:48 +0300 Subject: Remove _limit() from the pdo_mysql subdriver --- .../drivers/pdo/subdrivers/pdo_mysql_driver.php | 17 ----------------- 1 file changed, 17 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index ea7e8300c..166f72ce0 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -182,23 +182,6 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { .$index.' IN('.implode(',', $ids).')'; } - // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.' LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; - } - } /* End of file pdo_mysql_driver.php */ -- cgit v1.2.3-24-g4f1b From 3b0130d97409bc0d983aa812b50e579cc53b8e48 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 21:41:42 +0300 Subject: Add pdo_oci subdriver --- system/database/drivers/pdo/pdo_driver.php | 49 ++-- .../drivers/pdo/subdrivers/pdo_oci_driver.php | 248 +++++++++++++++++++++ 2 files changed, 264 insertions(+), 33 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_oci_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index dc03864a6..9fbdfdd55 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -167,7 +167,7 @@ class CI_DB_pdo_driver extends CI_DB { } // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib', 'oci'))) + if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib'))) { $this->dsn .= 'charset='.$this->char_set.';'; } @@ -178,37 +178,13 @@ class CI_DB_pdo_driver extends CI_DB { /** * Non-persistent database connection * - * @return object - */ - public function db_connect() - { - return $this->_pdo_connect(); - } - - // -------------------------------------------------------------------- - - /** - * Persistent database connection - * - * @return object - */ - public function db_pconnect() - { - return $this->_pdo_connect(TRUE); - } - - // -------------------------------------------------------------------- - - /** - * PDO connection - * * @param bool * @return object */ - protected function _pdo_connect($persistent = FALSE) + public function db_connect($persistent = FALSE) { $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT; - $persistent === FALSE OR $this->options[PDO::ATTR_PERSISTENT] = TRUE; + $this->options[PDO::ATTR_PERSISTENT] = $persistent; // Connecting... try @@ -228,6 +204,18 @@ class CI_DB_pdo_driver extends CI_DB { // -------------------------------------------------------------------- + /** + * Persistent database connection + * + * @return object + */ + public function db_pconnect() + { + return $this->db_connect(TRUE); + } + + // -------------------------------------------------------------------- + /** * Database version number * @@ -435,12 +423,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->subdriver === 'oci') - { - // Analog function for oci - return 'SELECT * FROM '.$this->escape_identifiers($table).' WHERE ROWNUM <= 1'; - } - elseif ($this->subdriver === 'sqlite') + if ($this->subdriver === 'sqlite') { // Analog function for sqlite return 'PRAGMA table_info('.$this->escape_identifiers($table).')'; diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php new file mode 100644 index 000000000..f728ce9b4 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -0,0 +1,248 @@ +dsn)) + { + $this->dsn = 'oci:dbname='; + + // Oracle has a slightly different PDO DSN format (Easy Connect), + // which also supports pre-defined DSNs. + if (empty($this->hostname) && empty($this->port)) + { + $this->dsn .= $this->database; + } + else + { + $this->dsn .= '//'.(empty($this->hostname) ? 'localhost' : $this->hostname) + .(empty($this->port) ? '' : ':'.$this->port).'/'; + + empty($this->database) OR $this->dsn .= $this->database; + } + + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 4) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "TABLE_NAME" FROM "ALL_TABLES"'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' WHERE "TABLE_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "COLUMN_NAME" FROM "all_tab_columns" WHERE "TABLE_NAME" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' WHERE rownum = 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Insert_batch statement + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert_batch($table, $keys, $values) + { + $keys = implode(', ', $keys); + $sql = "INSERT ALL\n"; + + for ($i = 0, $c = count($values); $i < $c; $i++) + { + $sql .= ' INTO '.$table.' ('.$keys.') VALUES '.$values[$i]."\n"; + } + + return $sql.'SELECT * FROM dual'; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + empty($limit) OR $conditions[] = 'rownum <= '.$limit; + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' + .($offset ? ' WHERE rnum >= '.$offset : ''); + } + +} + +/* End of file pdo_oci_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_oci_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 271056648bf8cc5da575c6c507f743b24c47ceca Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 22:44:00 +0300 Subject: Add pdo_sqlite subdriver --- system/database/drivers/pdo/pdo_driver.php | 45 +----- .../drivers/pdo/subdrivers/pdo_sqlite_driver.php | 167 +++++++++++++++++++++ 2 files changed, 170 insertions(+), 42 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 9fbdfdd55..b16ca8219 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -151,20 +151,6 @@ class CI_DB_pdo_driver extends CI_DB { $this->dsn .= 'database='.$this->database.';'; } } - elseif ($this->subdriver === 'sqlite' && $this->dsn === 'sqlite:') - { - if ($this->database !== ':memory') - { - if ( ! file_exists($this->database)) - { - show_error('Invalid DB Connection string for PDO SQLite'); - } - - $this->dsn .= (strpos($this->database, DIRECTORY_SEPARATOR) !== 0) ? DIRECTORY_SEPARATOR : ''; - } - - $this->dsn .= $this->database; - } // Add charset to the DSN, if needed if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib'))) @@ -378,15 +364,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _list_tables($prefix_limit = FALSE) { - if ($this->subdriver === 'sqlite') - { - // Analog function to show all tables in sqlite - $sql = "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'"; - } - else - { - $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); - } + $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); if ($prefix_limit !== FALSE AND $this->dbprefix !== '') { @@ -423,12 +401,6 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - if ($this->subdriver === 'sqlite') - { - // Analog function for sqlite - return 'PRAGMA table_info('.$this->escape_identifiers($table).')'; - } - return 'SELECT TOP 1 FROM '.$this->escape_identifiers($table); } @@ -544,19 +516,8 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - if ($this->subdriver === 'cubrid' OR $this->subdriver === 'sqlite') - { - $offset = ($offset == 0) ? '' : $offset.', '; - - return $sql.'LIMIT '.$offset.$limit; - } - else - { - $sql .= 'LIMIT '.$limit; - $sql .= ($offset > 0) ? ' OFFSET '.$offset : ''; - - return $sql; - } + $offset = ($offset == 0) ? '' : $offset.', '; + return $sql.'LIMIT '.$offset.$limit; } } diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php new file mode 100644 index 000000000..f01ff1b93 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -0,0 +1,167 @@ +dsn)) + { + $this->dsn = 'sqlite:'; + + if (empty($this->database) && empty($this->hostname)) + { + $this->database = ':memory:'; + } + + $this->database = empty($this->database) ? $this->hostname : $this->database; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + // Not supported + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 0,1'; + } + + // -------------------------------------------------------------------- + + /** + * Replace statement + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _replace($table, $keys, $values) + { + return 'INSERT OR '.parent::_replace($table, $keys, $values); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + +} + +/* End of file pdo_sqlite_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From d42cc4686ef0c52157b7613810b50706dc057b98 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 23:52:40 +0300 Subject: Add pdo_sqlsrv subdriver --- system/database/drivers/pdo/pdo_driver.php | 28 +- .../drivers/pdo/subdrivers/pdo_mysql_driver.php | 41 +-- .../drivers/pdo/subdrivers/pdo_sqlite_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 295 +++++++++++++++++++++ 4 files changed, 334 insertions(+), 32 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index b16ca8219..0029e1ebe 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -85,7 +85,7 @@ class CI_DB_pdo_driver extends CI_DB { } $this->trans_enabled = FALSE; - $this->_random_keyword = ' RND('.time().')'; // database specific random keyword +// $this->_random_keyword = ' RND('.time().')'; // database specific random keyword } /** @@ -144,19 +144,19 @@ class CI_DB_pdo_driver extends CI_DB { { $this->dsn .= 'dbname='.$this->database.';'; } - elseif (stripos($this->dsn, 'database') === FALSE && in_array($this->subdriver, array('ibm', 'sqlsrv'))) - { - if (stripos($this->dsn, 'dsn') === FALSE) - { - $this->dsn .= 'database='.$this->database.';'; - } - } - - // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib'))) - { - $this->dsn .= 'charset='.$this->char_set.';'; - } + elseif (stripos($this->dsn, 'database') === FALSE && $this->subdriver === ibm') + { + if (stripos($this->dsn, 'dsn') === FALSE) + { + $this->dsn .= 'database='.$this->database.';'; + } + } + + // Add charset to the DSN, if needed + if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib'))) + { + $this->dsn .= 'charset='.$this->char_set.';'; + } } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index 166f72ce0..be56212ef 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -68,25 +68,32 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { empty($this->port) OR $this->dsn .= ';port='.$this->port; empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + } - if ( ! empty($this->char_set)) - { - /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN - * on connect - it was ignored. This is a work-around for the issue. - * - * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php - */ - if (is_php('5.3.6')) - { - $this->dsn .= ';charset='.$this->char_set; - } - else - { - $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set - .(empty($this->db_collat) ? '' : " COLLATE '".$this->dbcollat."'"); - } - } + // -------------------------------------------------------------------- + + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + /* Prior to PHP 5.3.6, even if the charset was supplied in the DSN + * on connect - it was ignored. This is a work-around for the issue. + * + * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php + */ + if ( ! is_php('5.3.6')) + { + $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set + .(empty($this->db_collat) ? '' : " COLLATE '".$this->dbcollat."'"); } + + return parent::db_connect($persistent); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index f01ff1b93..bf0363f63 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -26,7 +26,7 @@ */ /** - * PDO Oracle Database Adapter Class + * PDO SQLite Database Adapter Class * * Note: _DB is an extender class that the app controller * creates dynamically based on whether the query builder diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php new file mode 100644 index 000000000..20837ee1f --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -0,0 +1,295 @@ +dsn)) + { + $this->dsn = 'sqlsrv:Server='.(empty($this->hostname) ? 'localhost' : $this->hostname); + + empty($this->port) OR $this->dsn .= ','.$this->port; + empty($this->database) OR $this->dsn .= ';Database='.$this->database; + } + elseif (preg_match('/QuotedId=(0|1)/', $this->dsn, $match)) + { + $this->_quoted_identifier = (bool) $match[1]; + } + } + + // -------------------------------------------------------------------- + + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + if ( ! empty($this->char_set) && preg_match('/utf[^8]*8/i', $this->char_set)) + { + $this->options[PDO::SQLSRV_ENCODING_UTF8] = 1; + } + + $pdo_obj = parent::db_connect($persistent); + + if ( ! is_object($pdo_obj) OR is_bool($this->_quoted_identifier)) + { + return $pdo_obj; + } + + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $pdo_obj; + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql.' ORDER BY '.$this->escape_identifiers('name'); + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implde(' AND ', $conditions) : ''; + + return ($limit) + ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' + : 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // As of SQL Server 2012 (11.0.*) OFFSET is supported + if (version_compare($this->version(), '11', '>=')) + { + return $sql.' OFFSET '.(int) $offset.' ROWS FETCH NEXT '.(int) $limit.' ROWS ONLY'; + } + + $limit = $offset + $limit; + + // An ORDER BY clause is required for ROW_NUMBER() to work + if ($offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_sqlsrv_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 7151e80ea8653638b4729a6a6271f792aabdfe03 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 00:47:41 +0300 Subject: Add pdo_dblib subdriver --- system/database/drivers/pdo/pdo_driver.php | 21 +- .../drivers/pdo/subdrivers/pdo_dblib_driver.php | 270 +++++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 35 +++ 3 files changed, 317 insertions(+), 9 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 0029e1ebe..94a12100e 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -68,7 +68,7 @@ class CI_DB_pdo_driver extends CI_DB { { // If there is a minimum valid dsn string pattern found, we're done // This is for general PDO users, who tend to have a full DSN string. - $this->subdriver = end($match); + $this->subdriver = $match[1]; } else { @@ -76,6 +76,11 @@ class CI_DB_pdo_driver extends CI_DB { $this->_connect_string($params); } + if (in_array($this->subdriver, array('mssql', 'sybase'), TRUE)) + { + $this->subdriver = 'dblib'; + } + // clause and character used for LIKE escape sequences // this one depends on the driver being used if ($this->subdriver === 'odbc') @@ -124,9 +129,8 @@ class CI_DB_pdo_driver extends CI_DB { $this->dsn = $this->subdriver.':'; // Add hostname to the DSN for databases that need it - if ( ! empty($this->hostname) - && strpos($this->hostname, ':') === FALSE - && in_array($this->subdriver, array('informix', 'sybase', 'mssql', 'dblib', 'cubrid'))) + if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE + && in_array($this->subdriver, array('informix', 'cubrid'))) { $this->dsn .= 'host='.$this->hostname.';'; } @@ -134,17 +138,16 @@ class CI_DB_pdo_driver extends CI_DB { // Add a port to the DSN for databases that can use it if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'ibm', 'cubrid'))) { - $this->dsn .= 'port='.$this->port.';'; + $this->dsn .= 'port='.$this->port.';'; } } // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE - && in_array($this->subdriver, array('4D', 'firebird', 'sybase', 'mssql', 'dblib', 'cubrid'))) + if (stripos($this->dsn, 'dbname') === FALSE && in_array($this->subdriver, array('4D', 'firebird', 'cubrid'))) { $this->dsn .= 'dbname='.$this->database.';'; } - elseif (stripos($this->dsn, 'database') === FALSE && $this->subdriver === ibm') + elseif (stripos($this->dsn, 'database') === FALSE && $this->subdriver === 'ibm') { if (stripos($this->dsn, 'dsn') === FALSE) { @@ -153,7 +156,7 @@ class CI_DB_pdo_driver extends CI_DB { } // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && in_array($this->subdriver, array('4D', 'sybase', 'mssql', 'dblib'))) + if ( ! empty($this->char_set) && $this->subdriver === '4D') { $this->dsn .= 'charset='.$this->char_set.';'; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php new file mode 100644 index 000000000..cee936aa5 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -0,0 +1,270 @@ +dsn)) + { + $this->dsn = $params['subdriver'].':host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + if ( ! empty($this->port)) + { + $this->dsn .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + } + + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + empty($this->appname) OR $this->dsn .= ';appname='.$this->appname; + } + else + { + if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=') === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + + $this->subdriver = 'dblib'; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT '.$this->escape_identifiers('name') + .' FROM '.$this->escape_identifiers('sysobjects') + .' WHERE '.$this->escape_identifiers('type')." = 'U'"; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND '.$this->escape_identifiers('name')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql.' ORDER BY '.$this->escape_identifiers('name'); + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implde(' AND ', $conditions) : ''; + + return ($limit) + ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' + : 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $limit = $offset + $limit; + + // As of SQL Server 2005 (9.0.*) ROW_NUMBER() is supported, + // however an ORDER BY clause is required for it to work + if (version_compare($this->version(), '9', '>=') && $offset && ! empty($this->qb_orderby)) + { + $orderby = 'ORDER BY '.implode(', ', $this->qb_orderby); + + // We have to strip the ORDER BY clause + $sql = trim(substr($sql, 0, strrpos($sql, 'ORDER BY '.$orderby))); + + return 'SELECT '.(count($this->qb_select) === 0 ? '*' : implode(', ', $this->qb_select))." FROM (\n" + .preg_replace('/^(SELECT( DISTINCT)?)/i', '\\1 ROW_NUMBER() OVER('.$orderby.') AS '.$this->escape_identifiers('CI_rownum').', ', $sql) + ."\n) ".$this->escape_identifiers('CI_subquery') + ."\nWHERE ".$this->escape_identifiers('CI_rownum').' BETWEEN '.((int) $offset + 1).' AND '.$limit; + } + + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_dblib_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index 20837ee1f..f7e242016 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -64,6 +64,41 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { empty($this->port) OR $this->dsn .= ','.$this->port; empty($this->database) OR $this->dsn .= ';Database='.$this->database; + + // Some custom options + + if (isset($this->QuotedId)) + { + $this->dsn .= ';QuotedId='.$this->QuotedId; + $this->_quoted_identifier = (bool) $this->QuotedId; + } + + if (isset($this->ConnectionPooling)) + { + $this->dsn .= ';ConnectionPooling='.$this->ConnectionPooling; + } + + if (isset($this->Encrypt)) + { + $this->dsn .= ';Encrypt='.$this->Encrypt; + } + + if (isset($this->TraceOn)) + { + $this->dsn .= ';TraceOn='.$this->TraceOn; + } + + if (isset($this->TrustServerCertificate)) + { + $this->dsn .= ';TrustServerCertificate='.$this->TrustServerCertificate; + } + + empty($this->APP) OR $this->dsn .= ';APP='.$this->APP; + empty($this->Failover_Partner) OR $this->dsn .= ';Failover_Partner='.$this->Failover_Partner; + empty($this->LoginTimeout) OR $this->dsn .= ';LoginTimeout='.$this->LoginTimeout; + empty($this->MultipleActiveResultSets) OR $this->dsn .= ';MultipleActiveResultSets='.$this->MultipleActiveResultSets; + empty($this->TraceFile) OR $this->dsn .= ';TraceFile='.$this->TraceFile; + empty($this->WSID) OR $this->dsn .= ';WSID='.$this->WSID; } elseif (preg_match('/QuotedId=(0|1)/', $this->dsn, $match)) { -- cgit v1.2.3-24-g4f1b From b7ed4b007c4971014f7ae6d95b73354894ac24db Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 01:21:00 +0300 Subject: Add pdo_firebird subdriver --- system/database/drivers/pdo/pdo_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_dblib_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_firebird_driver.php | 262 +++++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_mysql_driver.php | 4 + 4 files changed, 268 insertions(+), 2 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 94a12100e..b8724e974 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -143,7 +143,7 @@ class CI_DB_pdo_driver extends CI_DB { } // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE && in_array($this->subdriver, array('4D', 'firebird', 'cubrid'))) + if (stripos($this->dsn, 'dbname') === FALSE && in_array($this->subdriver, array('4D', 'cubrid'))) { $this->dsn .= 'dbname='.$this->database.';'; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index cee936aa5..042920714 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -73,7 +73,7 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { } else { - if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=') === FALSE) + if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE) { $this->dsn .= ';charset='.$this->char_set; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php b/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php new file mode 100644 index 000000000..c074a9a78 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php @@ -0,0 +1,262 @@ +dsn)) + { + $this->dsn = 'firebird:'; + + if ( ! empty($this->database)) + { + $this->dsn .= 'dbname='.$this->database; + } + elseif ( ! empty($this->hostname)) + { + $this->dsn .= 'dbname='.$this->hostname; + } + + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + empty($this->role) OR $this->dsn .= ';role='.$this->role; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 9) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT FIRST 1 * FROM '.$this->protect_identifiers($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .$where + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // Limit clause depends on if Interbase or Firebird + if (stripos($this->version(), 'firebird') !== FALSE) + { + $select = 'FIRST '. (int) $limit + .($offset > 0 ? ' SKIP '. (int) $offset : ''); + } + else + { + $select = 'ROWS ' + .($offset > 0 ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); + } + + return preg_replace('`SELECT`i', 'SELECT '.$select, $sql); + } + +} + +/* End of file pdo_firebird_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_firebird_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index be56212ef..dcab4eca7 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -70,6 +70,10 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { empty($this->database) OR $this->dsn .= ';dbname='.$this->database; empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE && is_php('5.3.6')) + { + $this->dsn .= ';charset='.$this->char_set; + } } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From bb092b600e6367ab97fb3139c0b72b3242d9c560 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 01:32:40 +0300 Subject: Add system/database/drivers/pdo/subdrivers/index.html --- system/database/drivers/pdo/subdrivers/index.html | 10 ++++++++++ 1 file changed, 10 insertions(+) create mode 100644 system/database/drivers/pdo/subdrivers/index.html (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/index.html b/system/database/drivers/pdo/subdrivers/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/index.html @@ -0,0 +1,10 @@ + + + 403 Forbidden + + + +

Directory access is forbidden.

+ + + \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 85d1bd879346a52ec5000790e71785a39bbcf580 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 01:46:32 +0300 Subject: Add pdo_cubrid subdriver --- system/database/drivers/pdo/pdo_driver.php | 7 +- .../drivers/pdo/subdrivers/pdo_cubrid_driver.php | 171 +++++++++++++++++++++ 2 files changed, 174 insertions(+), 4 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index b8724e974..c3eb7cccd 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -129,21 +129,20 @@ class CI_DB_pdo_driver extends CI_DB { $this->dsn = $this->subdriver.':'; // Add hostname to the DSN for databases that need it - if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE - && in_array($this->subdriver, array('informix', 'cubrid'))) + if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE && $this->subdriver === 'informix') { $this->dsn .= 'host='.$this->hostname.';'; } // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'ibm', 'cubrid'))) + if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'ibm'), TRUE)) { $this->dsn .= 'port='.$this->port.';'; } } // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE && in_array($this->subdriver, array('4D', 'cubrid'))) + if (stripos($this->dsn, 'dbname') === FALSE && $this->subdriver === '4D') { $this->dsn .= 'dbname='.$this->database.';'; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php new file mode 100644 index 000000000..2c5dd849a --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php @@ -0,0 +1,171 @@ +dsn)) + { + $this->dsn = 'cubrid:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SHOW TABLES'; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SHOW COLUMNS FROM '.$this->db->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * Update_Batch statement + * + * Generates a platform-specific batch update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @return string + */ + protected function _update_batch($table, $values, $index, $where = NULL) + { + $ids = array(); + foreach ($values as $key => $val) + { + $ids[] = $val[$index]; + + foreach (array_keys($val) as $field) + { + if ($field !== $index) + { + $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; + } + } + } + + $cases = ''; + foreach ($final as $k => $v) + { + $cases .= $k." = CASE \n" + .implode("\n", $v)."\n" + .'ELSE '.$k.' END), '; + } + + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN('.implode(',', $ids).')'; + } + +} + +/* End of file pdo_cubrid_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 6b4bffab404f7fb6a19195b0a968cf8500cb30b3 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 02:29:20 +0300 Subject: Add pdo_4d subdriver --- system/database/drivers/pdo/pdo_driver.php | 39 +--- .../drivers/pdo/subdrivers/pdo_4d_driver.php | 239 +++++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_dblib_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_pgsql_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 2 +- 5 files changed, 249 insertions(+), 35 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_4d_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index c3eb7cccd..521bdfd9f 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -57,6 +57,8 @@ class CI_DB_pdo_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; + protected $trans_enabled = FALSE; + // need to track the PDO options public $options = array(); @@ -80,6 +82,10 @@ class CI_DB_pdo_driver extends CI_DB { { $this->subdriver = 'dblib'; } + elseif ($this->subdriver === '4D') + { + $this->subdriver = '4d'; + } // clause and character used for LIKE escape sequences // this one depends on the driver being used @@ -88,9 +94,6 @@ class CI_DB_pdo_driver extends CI_DB { $this->_escape_char = ''; $this->_like_escape_str = " {escape '%s'} "; } - - $this->trans_enabled = FALSE; -// $this->_random_keyword = ' RND('.time().')'; // database specific random keyword } /** @@ -142,23 +145,13 @@ class CI_DB_pdo_driver extends CI_DB { } // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'dbname') === FALSE && $this->subdriver === '4D') - { - $this->dsn .= 'dbname='.$this->database.';'; - } - elseif (stripos($this->dsn, 'database') === FALSE && $this->subdriver === 'ibm') + if (stripos($this->dsn, 'database') === FALSE && $this->subdriver === 'ibm') { if (stripos($this->dsn, 'dsn') === FALSE) { $this->dsn .= 'database='.$this->database.';'; } } - - // Add charset to the DSN, if needed - if ( ! empty($this->char_set) && $this->subdriver === '4D') - { - $this->dsn .= 'charset='.$this->char_set.';'; - } } // -------------------------------------------------------------------- @@ -488,24 +481,6 @@ class CI_DB_pdo_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'DELETE FROM '.$table; - } - - // -------------------------------------------------------------------- - /** * Limit string * diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php new file mode 100644 index 000000000..a680a8475 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php @@ -0,0 +1,239 @@ +dsn)) + { + $this->dsn = '4D:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + + empty($this->port) OR $this->dsn .= ';port='.$this->port; + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + } + elseif ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 3) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + return 'SELECT '.$this->escape_identifiers('TABLE_NAME').' FROM '.$this->escape_identifiers('_USER_TABLES'); + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' WHERE '.$this->escape_identifiers('TABLE_NAME')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT '.$this->escape_identifiers('COLUMN_NAME').' FROM '.$this->escape_identifiers('_USER_COLUMNS') + .' WHERE '.$this->escape_identifiers('TABLE_NAME').' = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' LIMIT 1'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); + } + +} + +/* End of file pdo_4d_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_4d_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index 042920714..3a2679f41 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -223,7 +223,7 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { empty($where) OR $conditions[] = implode(' ', $where); empty($like) OR $conditions[] = implode(' ', $like); - $conditions = (count($conditions) > 0) ? ' WHERE '.implde(' AND ', $conditions) : ''; + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; return ($limit) ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 7abdc59ce..59ae853d6 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -265,7 +265,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ protected function _limit($sql, $limit, $offset) { - return $sql.' LIMIT '.$limit.($offset == 0 ? '' : ' OFFSET '.$offset); + return $sql.' LIMIT '.$limit.($offset ? '' : ' OFFSET '.$offset); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index f7e242016..5afd749b4 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -278,7 +278,7 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { empty($where) OR $conditions[] = implode(' ', $where); empty($like) OR $conditions[] = implode(' ', $like); - $conditions = (count($conditions) > 0) ? ' WHERE '.implde(' AND ', $conditions) : ''; + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; return ($limit) ? 'WITH ci_delete AS (SELECT TOP '.$limit.' * FROM '.$table.$conditions.') DELETE FROM ci_delete' -- cgit v1.2.3-24-g4f1b From e21511e12faf2518d6f54cb0a7a7c66d935e4f0f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 15:04:45 +0300 Subject: Add pdo_informix subdriver --- system/database/drivers/pdo/pdo_driver.php | 8 +- .../drivers/pdo/subdrivers/pdo_4d_driver.php | 4 +- .../drivers/pdo/subdrivers/pdo_informix_driver.php | 271 +++++++++++++++++++++ 3 files changed, 275 insertions(+), 8 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_informix_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 521bdfd9f..eada020ae 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -131,14 +131,8 @@ class CI_DB_pdo_driver extends CI_DB { // $dsn = 'pdo://username:password@hostname:port/database?subdriver=pgsql'; $this->dsn = $this->subdriver.':'; - // Add hostname to the DSN for databases that need it - if ( ! empty($this->hostname) && strpos($this->hostname, ':') === FALSE && $this->subdriver === 'informix') - { - $this->dsn .= 'host='.$this->hostname.';'; - } - // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && in_array($this->subdriver, array('informix', 'ibm'), TRUE)) + if ( ! empty($this->port) && $this->subdriver === 'ibm') { $this->dsn .= 'port='.$this->port.';'; } diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php index a680a8475..893261b10 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php @@ -85,13 +85,15 @@ class CI_DB_pdo_4d_driver extends CI_DB_pdo_driver { */ protected function _list_tables($prefix_limit = FALSE) { - return 'SELECT '.$this->escape_identifiers('TABLE_NAME').' FROM '.$this->escape_identifiers('_USER_TABLES'); + $sql = 'SELECT '.$this->escape_identifiers('TABLE_NAME').' FROM '.$this->escape_identifiers('_USER_TABLES'); if ($prefix_limit === TRUE && $this->dbprefix !== '') { $sql .= ' WHERE '.$this->escape_identifiers('TABLE_NAME')." LIKE '".$this->escape_like_str($this->dbprefix)."%' " .sprintf($this->_like_escape_str, $this->_like_escape_chr); } + + return $sql; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php new file mode 100644 index 000000000..11e1481f5 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php @@ -0,0 +1,271 @@ +dsn)) + { + $this->dsn = 'informix:'; + + // Pre-defined DSN + if (empty($this->hostname) && empty($this->host) && empty($this->port) && empty($this->service)) + { + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; + } + + if (isset($this->host)) + { + $this->dsn .= 'host='.$this->host; + } + else + { + $this->dsn .= 'host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + } + + if (isset($this->service)) + { + $this->dsn .= '; service='.$this->service; + } + elseif ( ! empty($this->port)) + { + $this->dsn .= '; service='.$this->port; + } + + empty($this->database) OR $this->dsn .= '; database='.$this->database; + empty($this->server) OR $this->dsn .= '; server='.$this->server; + + $this->dsn .= '; protocol='.(isset($this->protocol) ? $this->protocol : 'onsoctcp') + .'; EnableScrollableCursors=1'; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "tabname" FROM "systables" WHERE "tabid" > 99 AND "tabtype" = \'T\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND "tabname" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "colname" FROM "systables", "syscolumns" + WHERE "systables"."tabid" = "syscolumns"."tabid" AND "systables"."tabtype" = \'T\' AND "systables"."tabname" = ' + .$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT FIRST 1 * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE ONLY '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $select = 'SELECT '.($offset ? 'SKIP '.$offset : '').'FIRST '.$limit.' '; + return preg_replace('/^(SELECT\s)/i', $select, $sql, 1); + } + +} + +/* End of file pdo_informix_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_informix_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From df8894f0bd819bd4f9692abf9b95b692d37f3188 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 16:18:50 +0300 Subject: Add pdo_ibm subdriver --- system/database/drivers/pdo/pdo_driver.php | 34 +-- .../drivers/pdo/subdrivers/pdo_ibm_driver.php | 280 +++++++++++++++++++++ 2 files changed, 281 insertions(+), 33 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index eada020ae..9c140a69b 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -131,20 +131,6 @@ class CI_DB_pdo_driver extends CI_DB { // $dsn = 'pdo://username:password@hostname:port/database?subdriver=pgsql'; $this->dsn = $this->subdriver.':'; - // Add a port to the DSN for databases that can use it - if ( ! empty($this->port) && $this->subdriver === 'ibm') - { - $this->dsn .= 'port='.$this->port.';'; - } - } - - // Add the database name to the DSN, if needed - if (stripos($this->dsn, 'database') === FALSE && $this->subdriver === 'ibm') - { - if (stripos($this->dsn, 'dsn') === FALSE) - { - $this->dsn .= 'database='.$this->database.';'; - } } } @@ -436,7 +422,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _update_batch($table, $values, $index, $where = NULL) { - $ids = array(); + $ids = array(); $where = ($where !== '' && count($where) >=1) ? implode(" ", $where).' AND ' : ''; foreach ($values as $key => $val) @@ -473,24 +459,6 @@ class CI_DB_pdo_driver extends CI_DB { return $sql; } - // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - $offset = ($offset == 0) ? '' : $offset.', '; - return $sql.'LIMIT '.$offset.$limit; - } - } /* End of file pdo_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php new file mode 100644 index 000000000..1593ad4c2 --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php @@ -0,0 +1,280 @@ +dsn)) + { + $this->dsn = 'ibm:'; + + // Pre-defined DSN + if (empty($this->hostname) && empty($this->HOSTNAME) && empty($this->port) && empty($this->PORT)) + { + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; + } + + $this->dsn .= 'DRIVER='.(isset($this->DRIVER) ? '{'.$this->DRIVER.'}' : '{IBM DB2 ODBC DRIVER}').';'; + + if (isset($this->DATABASE)) + { + $this->dsn .= 'DATABASE='.$this->DATABASE.';'; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DATABASE='.$this->database.';'; + } + + if (isset($this->HOSTNAME)) + { + $this->dsn .= 'HOSTNAME='.$this->HOSTNAME.';'; + } + else + { + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? 'localhost;' : $this->hostname.';'); + } + + if (isset($this->PORT)) + { + $this->dsn .= 'PORT='.$this->port.';'; + } + elseif ( ! empty($this->port)) + { + $this->dsn .= ';PORT='.$this->port.';'; + } + + $this->dsn .= 'PROTOCOL='.(isset($this->PROTOCOL) ? $this->PROTOCOL.';' : 'TCPIP;'); + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "tabname" FROM "syscat"."tables" WHERE "type" = \'T\''; + + if ($prefix_limit === TRUE && $this->dbprefix !== '') + { + $sql .= ' AND "tabname" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "colname" FROM "syscat"."tables" + WHERE "syscat"."tabtype" = \'T\' AND "syscat"."tabname" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return 'SELECT * FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE).' FETCH FIRST 1 ROWS ONLY'; + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + $sql .= ' FETCH FIRST '.($limit + $offset).' ROWS ONLY'; + + return ($offset) + ? 'SELECT * FROM ('.$sql.') WHERE rownum > '.$offset + : $sql; + } + +} + +/* End of file pdo_ibm_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 5029305c030158aebac7df231f4bef38c30b3616 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 17:48:49 +0300 Subject: Add pdo_odbc subdriver --- system/database/drivers/pdo/pdo_driver.php | 109 +++------- .../drivers/pdo/subdrivers/pdo_dblib_driver.php | 45 ++-- .../drivers/pdo/subdrivers/pdo_odbc_driver.php | 239 +++++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_pgsql_driver.php | 2 +- .../drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 19 +- 5 files changed, 297 insertions(+), 117 deletions(-) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 9c140a69b..ab1e4ce23 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -42,7 +42,7 @@ class CI_DB_pdo_driver extends CI_DB { public $dbdriver = 'pdo'; - // the character used to excape - not necessary for PDO + // The character used to escaping protected $_escape_char = '"'; // clause and character used for LIKE escape sequences @@ -62,6 +62,14 @@ class CI_DB_pdo_driver extends CI_DB { // need to track the PDO options public $options = array(); + /** + * Constructor + * + * Validates the DSN string and/or detects the subdriver + * + * @param array + * @return void + */ public function __construct($params) { parent::__construct($params); @@ -71,14 +79,17 @@ class CI_DB_pdo_driver extends CI_DB { // If there is a minimum valid dsn string pattern found, we're done // This is for general PDO users, who tend to have a full DSN string. $this->subdriver = $match[1]; + return; } - else + // Legacy support for DSN specified in the hostname field + elseif (preg_match('/([^;]+):/', $this->hostname, $match) && count($match) === 2) { - // Try to build a complete DSN string from params - $this->_connect_string($params); + $this->dsn = $this->hostname; + $this->hostname = NULL; + $this->subdriver = $match[1]; + return; } - - if (in_array($this->subdriver, array('mssql', 'sybase'), TRUE)) + elseif (in_array($this->subdriver, array('mssql', 'sybase'), TRUE)) { $this->subdriver = 'dblib'; } @@ -86,52 +97,19 @@ class CI_DB_pdo_driver extends CI_DB { { $this->subdriver = '4d'; } - - // clause and character used for LIKE escape sequences - // this one depends on the driver being used - if ($this->subdriver === 'odbc') + elseif ( ! in_array($this->subdriver, array('4d', 'cubrid', 'dblib', 'firebird', 'ibm', 'informix', 'mysql', 'oci', 'odbc', 'sqlite', 'sqlsrv'), TRUE)) { - $this->_escape_char = ''; - $this->_like_escape_str = " {escape '%s'} "; - } - } + log_message('error', 'PDO: Invalid or non-existent subdriver'); - /** - * Connection String - * - * @param array - * @return void - */ - protected function _connect_string($params) - { - if (strpos($this->hostname, ':')) - { - // hostname generally would have this prototype - // $db['hostname'] = 'subdriver:host(/Server(/DSN))=hostname(/DSN);'; - // We need to get the prefix (subdriver used by PDO). - $dsnarray = explode(':', $this->hostname); - $this->subdriver = $dsnarray[0]; - - // End dsn with a semicolon for extra backward compability - // if database property was not empty. - if ( ! empty($this->database)) + if ($this->db_debug) { - $this->dsn .= rtrim($this->hostname, ';').';'; + show_error('Invalid or non-existent PDO subdriver'); } - } - else - { - // Invalid DSN, display an error - if ( ! array_key_exists('subdriver', $params)) - { - show_error('Invalid DB Connection String for PDO'); - } - - // Assuming that the following DSN string format is used: - // $dsn = 'pdo://username:password@hostname:port/database?subdriver=pgsql'; - $this->dsn = $this->subdriver.':'; + throw new Exception('Invalid or non-existent PDO subdriver'); } + + $this->dsn = NULL; } // -------------------------------------------------------------------- @@ -329,43 +307,6 @@ class CI_DB_pdo_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Show table query - * - * Generates a platform-specific query string so that the table names can be fetched - * - * @param bool - * @return string - */ - protected function _list_tables($prefix_limit = FALSE) - { - $sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database); - - if ($prefix_limit !== FALSE AND $this->dbprefix !== '') - { - return FALSE; - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Show column query - * - * Generates a platform-specific query string so that the column names can be fetched - * - * @param string the table name - * @return string - */ - protected function _list_columns($table = '') - { - return 'SHOW COLUMNS FROM '.$this->escape_identifiers($table); - } - - // -------------------------------------------------------------------- - /** * Field data query * @@ -376,7 +317,7 @@ class CI_DB_pdo_driver extends CI_DB { */ protected function _field_data($table) { - return 'SELECT TOP 1 FROM '.$this->escape_identifiers($table); + return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index 3a2679f41..a3e118149 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -84,6 +84,32 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- + /** + * Non-persistent database connection + * + * @param bool + * @return object + */ + public function db_connect($persistent = FALSE) + { + $pdo_obj = parent::db_connect($persistent); + + if ( ! is_object($pdo_obj)) + { + return $pdo_obj; + } + + // Determine how identifiers are escaped + $query = $this->query('SELECT CASE WHEN (@@OPTIONS | 256) = @@OPTIONS THEN 1 ELSE 0 END AS qi'); + $query = $query->row_array(); + $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; + $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); + + return $pdo_obj; + } + + // -------------------------------------------------------------------- + /** * Show table query * @@ -119,22 +145,9 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { */ protected function _list_columns($table = '') { - return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); - } - - // -------------------------------------------------------------------- - - /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved - * - * @param string the table name - * @return string - */ - protected function _field_data($table) - { - return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); + return 'SELECT '.$this->escape_identifiers('column_name') + .' FROM '.$this->escape_identifiers('information_schema.columns') + .' WHERE '.$this->escape_identifiers('table_name').' = '.$this->escape($table); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php new file mode 100644 index 000000000..a4f9dad3c --- /dev/null +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -0,0 +1,239 @@ +dsn)) + { + $this->dsn = $params['subdriver'].':host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + + if ( ! empty($this->port)) + { + $this->dsn .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + } + + empty($this->database) OR $this->dsn .= ';dbname='.$this->database; + empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; + empty($this->appname) OR $this->dsn .= ';appname='.$this->appname; + } + else + { + if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE) + { + $this->dsn .= ';charset='.$this->char_set; + } + + $this->subdriver = 'odbc'; + } + } + + // -------------------------------------------------------------------- + + /** + * Show table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = "SELECT table_name FROM information_schema.tables WHERE table_schema = 'public'"; + + if ($prefix_limit !== FALSE && $this->dbprefix !== '') + { + return $sql." AND table_name LIKE '".$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT column_name FROM information_schema.columns WHERE table_name = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause (ignored) + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr).$where; + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + $conditions = (count($conditions) > 0) ? ' WHERE '.implode(' AND ', $conditions) : ''; + + return 'DELETE FROM '.$table.$conditions; + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + return preg_replace('/(^\SELECT (DISTINCT)?)/i','\\1 TOP '.$limit.' ', $sql); + } + +} + +/* End of file pdo_odbc_driver.php */ +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 59ae853d6..7486e42d4 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -97,7 +97,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ protected function _list_tables($prefix_limit = FALSE) { - $sql = 'SELECT * FROM "information_schema"."tables" WHERE "table_schema" = \'public\''; + $sql = 'SELECT "table_name" FROM "information_schema"."tables" WHERE "table_schema" = \'public\''; if ($prefix_limit === TRUE && $this->dbprefix !== '') { diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index 5afd749b4..a1865b55f 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -174,22 +174,9 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { */ protected function _list_columns($table = '') { - return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); - } - - // -------------------------------------------------------------------- - - /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved - * - * @param string the table name - * @return string - */ - protected function _field_data($table) - { - return 'SELECT TOP 1 * FROM '.$this->protect_identifiers($table); + return 'SELECT '.$this->escape_identifiers('column_name') + .' FROM '.$this->escape_identifiers('information_schema.columns') + .' WHERE '.$this->escape_identifiers('table_name').' = '.$this->escape($table); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 01800a3787c1e045a1c9a3f39411d18e6f49011b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 18:05:02 +0300 Subject: pdo_odbc DSN --- .../drivers/pdo/subdrivers/pdo_odbc_driver.php | 53 +++++++++++++++++----- 1 file changed, 41 insertions(+), 12 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php index a4f9dad3c..1fd8f14b4 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -65,25 +65,54 @@ class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = $params['subdriver'].':host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); + $this->dsn = 'odbc:'; - if ( ! empty($this->port)) + // Pre-defined DSN + if (empty($this->hostname) && empty($this->HOSTNAME) && empty($this->port) && empty($this->PORT)) { - $this->dsn .= (DIRECTORY_SEPARATOR === '\\' ? ',' : ':').$this->port; + if (isset($this->DSN)) + { + $this->dsn .= 'DSN='.$this->DSN; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DSN='.$this->database; + } + + return; } - empty($this->database) OR $this->dsn .= ';dbname='.$this->database; - empty($this->char_set) OR $this->dsn .= ';charset='.$this->char_set; - empty($this->appname) OR $this->dsn .= ';appname='.$this->appname; - } - else - { - if ( ! empty($this->char_set) && strpos($this->dsn, 'charset=', 6) === FALSE) + // If the DSN is not pre-configured - try to build an IBM DB2 connection string + $this->dsn .= 'DRIVER='.(isset($this->DRIVER) ? '{'.$this->DRIVER.'}' : '{IBM DB2 ODBC DRIVER}').';'; + + if (isset($this->DATABASE)) + { + $this->dsn .= 'DATABASE='.$this->DATABASE.';'; + } + elseif ( ! empty($this->database)) + { + $this->dsn .= 'DATABASE='.$this->database.';'; + } + + if (isset($this->HOSTNAME)) + { + $this->dsn .= 'HOSTNAME='.$this->HOSTNAME.';'; + } + else + { + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? 'localhost;' : $this->hostname.';'); + } + + if (isset($this->PORT)) + { + $this->dsn .= 'PORT='.$this->port.';'; + } + elseif ( ! empty($this->port)) { - $this->dsn .= ';charset='.$this->char_set; + $this->dsn .= ';PORT='.$this->port.';'; } - $this->subdriver = 'odbc'; + $this->dsn .= 'PROTOCOL='.(isset($this->PROTOCOL) ? $this->PROTOCOL.';' : 'TCPIP;'); } } -- cgit v1.2.3-24-g4f1b From e61b19f90e23e6b7f51e910b488a37f6f8fb7c93 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 18:11:39 +0300 Subject: Add a default _truncate() method to PDO --- system/database/drivers/pdo/pdo_driver.php | 18 ++++++++++++++++++ .../database/drivers/pdo/subdrivers/pdo_4d_driver.php | 18 ------------------ .../drivers/pdo/subdrivers/pdo_cubrid_driver.php | 18 ++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_dblib_driver.php | 18 ------------------ .../database/drivers/pdo/subdrivers/pdo_ibm_driver.php | 18 ------------------ .../drivers/pdo/subdrivers/pdo_mysql_driver.php | 18 ++++++++++++++++++ .../database/drivers/pdo/subdrivers/pdo_oci_driver.php | 18 ------------------ .../drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 18 ------------------ 8 files changed, 54 insertions(+), 90 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index ab1e4ce23..3197e7506 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -400,6 +400,24 @@ class CI_DB_pdo_driver extends CI_DB { return $sql; } + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE TABLE '.$table; + } + } /* End of file pdo_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php index 893261b10..b2e905cd1 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php @@ -177,24 +177,6 @@ class CI_DB_pdo_4d_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'TRUNCATE TABLE '.$table; - } - - // -------------------------------------------------------------------- - /** * Delete statement * diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php index 2c5dd849a..2cab0f402 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php @@ -165,6 +165,24 @@ class CI_DB_pdo_cubrid_driver extends CI_DB_pdo_driver { .$index.' IN('.implode(',', $ids).')'; } + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE '.$table; + } + } /* End of file pdo_cubrid_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index a3e118149..fe9139af0 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -200,24 +200,6 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'TRUNCATE TABLE '.$table; - } - - // -------------------------------------------------------------------- - /** * Delete statement * diff --git a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php index 1593ad4c2..c175f3025 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php @@ -212,24 +212,6 @@ class CI_DB_pdo_ibm_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'TRUNCATE TABLE '.$table; - } - - // -------------------------------------------------------------------- - /** * Delete statement * diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index dcab4eca7..fd7f3275d 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -193,6 +193,24 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { .$index.' IN('.implode(',', $ids).')'; } + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'TRUNCATE '.$table; + } + } /* End of file pdo_mysql_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php index f728ce9b4..2b36086ac 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -184,24 +184,6 @@ class CI_DB_pdo_oci_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'TRUNCATE TABLE '.$table; - } - - // -------------------------------------------------------------------- - /** * Delete statement * diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index a1865b55f..dbf955c2c 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -229,24 +229,6 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'TRUNCATE TABLE '.$table; - } - - // -------------------------------------------------------------------- - /** * Delete statement * -- cgit v1.2.3-24-g4f1b From 263d2eb0888b971043d8935b40fab7e0b53f4cd8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 18:17:14 +0300 Subject: Optimize PDO escape_str() --- system/database/drivers/pdo/pdo_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 3197e7506..d18720ed2 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -264,7 +264,7 @@ class CI_DB_pdo_driver extends CI_DB { $str = $this->conn_id->quote($str); // If there are duplicated quotes, trim them away - if (strpos($str, "'") === 0) + if ($str[0] === "'") { $str = substr($str, 1, -1); } -- cgit v1.2.3-24-g4f1b From 44107771c528fe7f1c4a2b3e6413c323b175aa25 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 18:38:34 +0300 Subject: Some fixes --- system/database/DB.php | 4 ++-- system/database/drivers/pdo/pdo_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index 313728f07..13a447d15 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -158,12 +158,12 @@ function &DB($params = '', $query_builder_override = NULL) // Check for a subdriver if ( ! empty($DB->subdriver)) { - $driver_file = BASEPATH.'database/drivers/'.$param['dbdriver'].'/subdrivers/'.$params['dbdriver'].'_'.$params['subdriver'].'_driver.php'; + $driver_file = BASEPATH.'database/drivers/'.$DB->dbdriver.'/subdrivers/'.$DB->dbdriver.'_'.$DB->subdriver.'_driver.php'; if (file_exists($driver_file)) { require_once($driver_file); - $driver = 'CI_DB_'.$params['dbdriver'].'_'.$params['subdriver'].'_driver'; + $driver = 'CI_DB_'.$DB->dbdriver.'_'.$DB->subdriver.'_driver'; $DB = new $driver($params); } } diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index d18720ed2..824594f4d 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -57,7 +57,7 @@ class CI_DB_pdo_driver extends CI_DB { protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; - protected $trans_enabled = FALSE; + public $trans_enabled = FALSE; // need to track the PDO options public $options = array(); diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php index 2cab0f402..e4fae5a18 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php @@ -106,7 +106,7 @@ class CI_DB_pdo_cubrid_driver extends CI_DB_pdo_driver { */ protected function _list_columns($table = '') { - return 'SHOW COLUMNS FROM '.$this->db->protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index fd7f3275d..b545338e3 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -134,7 +134,7 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { */ protected function _list_columns($table = '') { - return 'SHOW COLUMNS FROM '.$this->db->protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From a5a83fd8c6c9772457aec4cfe3c56b9796fab6b2 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 22:52:13 +0300 Subject: Fix pdo_pgsql _limit() --- system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 7486e42d4..5907de97c 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -265,7 +265,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ protected function _limit($sql, $limit, $offset) { - return $sql.' LIMIT '.$limit.($offset ? '' : ' OFFSET '.$offset); + return $sql.' LIMIT '.$limit.($offset ? ' OFFSET '.$offset : ''); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From be76c87deef92d66a6de3dc977ee2317d0042032 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 22:57:46 +0300 Subject: Remove exception thrown for non-existent subdrivers --- system/database/drivers/pdo/pdo_driver.php | 2 -- 1 file changed, 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 824594f4d..6fb3dab55 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -105,8 +105,6 @@ class CI_DB_pdo_driver extends CI_DB { { show_error('Invalid or non-existent PDO subdriver'); } - - throw new Exception('Invalid or non-existent PDO subdriver'); } $this->dsn = NULL; -- cgit v1.2.3-24-g4f1b From 092b42b1192150288ab5f91a3cef24b1e145bd7c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 23:17:59 +0300 Subject: Fix pdo_mysql db_connect() with empty char_set --- system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index b545338e3..1898231f8 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -91,7 +91,7 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { * * Reference: http://www.php.net/manual/en/ref.pdo-mysql.connection.php */ - if ( ! is_php('5.3.6')) + if ( ! is_php('5.3.6') && ! empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set .(empty($this->db_collat) ? '' : " COLLATE '".$this->dbcollat."'"); -- cgit v1.2.3-24-g4f1b From d3809277ac0d37caaf5a1a4c6332fe69edb34c25 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 25 Jun 2012 23:44:46 +0300 Subject: Fix an erroneous property name --- system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index 1898231f8..cb0dbf01d 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -94,7 +94,7 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { if ( ! is_php('5.3.6') && ! empty($this->char_set)) { $this->options[PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET NAMES '.$this->char_set - .(empty($this->db_collat) ? '' : " COLLATE '".$this->dbcollat."'"); + .(empty($this->dbcollat) ? '' : ' COLLATE '.$this->dbcollat); } return parent::db_connect($persistent); -- cgit v1.2.3-24-g4f1b From bcd0b3aad91e2faa18e6139bdee99c717759cafb Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 28 Jun 2012 14:10:30 +0300 Subject: Fix Oracle limit() for pdo_oci --- system/database/drivers/pdo/subdrivers/pdo_oci_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php index 2b36086ac..53f73436d 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -220,8 +220,8 @@ class CI_DB_pdo_oci_driver extends CI_DB_pdo_driver { */ protected function _limit($sql, $limit, $offset) { - return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit).')' - .($offset ? ' WHERE rnum >= '.$offset : ''); + return 'SELECT * FROM (SELECT inner_query.*, rownum rnum FROM ('.$sql.') inner_query WHERE rownum < '.($offset + $limit + 1).')' + .($offset ? ' WHERE rnum >= '.($offset + 1): ''); } } -- cgit v1.2.3-24-g4f1b From f00b9f02425afc902d79209c108ae74ab73342c9 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 2 Jul 2012 14:40:49 +0300 Subject: Fix pdo_dblib and pdo_sqlsrv db_connect() and suppress warning messages for subdrivers that don't support certain option attributes --- system/database/drivers/pdo/pdo_driver.php | 4 ++-- system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php | 10 +++++----- system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 10 +++++----- 3 files changed, 12 insertions(+), 12 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 6fb3dab55..a54c1b9a3 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -126,7 +126,7 @@ class CI_DB_pdo_driver extends CI_DB { // Connecting... try { - return new PDO($this->dsn, $this->username, $this->password, $this->options); + return @new PDO($this->dsn, $this->username, $this->password, $this->options); } catch (PDOException $e) { @@ -419,4 +419,4 @@ class CI_DB_pdo_driver extends CI_DB { } /* End of file pdo_driver.php */ -/* Location: ./system/database/drivers/pdo/pdo_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/pdo/pdo_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index fe9139af0..7060c9eb9 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -92,11 +92,11 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { */ public function db_connect($persistent = FALSE) { - $pdo_obj = parent::db_connect($persistent); + $this->conn_id = parent::db_connect($persistent); - if ( ! is_object($pdo_obj)) + if ( ! is_object($this->conn_id)) { - return $pdo_obj; + return $this->conn_id; } // Determine how identifiers are escaped @@ -105,7 +105,7 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); - return $pdo_obj; + return $this->conn_id; } // -------------------------------------------------------------------- @@ -262,4 +262,4 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { } /* End of file pdo_dblib_driver.php */ -/* Location: ./system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php */ diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index dbf955c2c..7cebae9e6 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -121,11 +121,11 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { $this->options[PDO::SQLSRV_ENCODING_UTF8] = 1; } - $pdo_obj = parent::db_connect($persistent); + $this->conn_id = parent::db_connect($persistent); - if ( ! is_object($pdo_obj) OR is_bool($this->_quoted_identifier)) + if ( ! is_object($this->conn_id) OR is_bool($this->_quoted_identifier)) { - return $pdo_obj; + return $this->conn_id; } // Determine how identifiers are escaped @@ -134,7 +134,7 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { $this->_quoted_identifier = empty($query) ? FALSE : (bool) $query['qi']; $this->_escape_char = ($this->_quoted_identifier) ? '"' : array('[', ']'); - return $pdo_obj; + return $this->conn_id; } // -------------------------------------------------------------------- @@ -296,4 +296,4 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { } /* End of file pdo_sqlsrv_driver.php */ -/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php */ -- cgit v1.2.3-24-g4f1b From 626f1a657206a8b33a59c20388d0ec4de4593487 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 4 Jul 2012 22:38:52 +0300 Subject: Add PDO support for list_fields() Signed-off-by: Andrey Andreev --- system/database/drivers/pdo/pdo_result.php | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 0b8937cc5..867105605 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -124,12 +124,14 @@ class CI_DB_pdo_result extends CI_DB_result { */ public function list_fields() { - if ($this->db->db_debug) + $field_names = array(); + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) { - return $this->db->display_error('db_unsuported_feature'); + $field_names[$i] = @$this->result_id->getColumnMeta(); + $field_names[$i] = $field_names[$i]['name']; } - return FALSE; + return $field_names; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 08364ea08c53bd872504d5d6c20110540df5e81f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 4 Jul 2012 23:10:46 +0300 Subject: Create aliases for odbc_fetch_array() and odbc_fetch_object() instead of using custom methods Signed-off-by: Andrey Andreev --- system/database/drivers/odbc/odbc_result.php | 130 ++++++++++++++------------- 1 file changed, 68 insertions(+), 62 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 227fe4fac..af532110a 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -146,9 +146,7 @@ class CI_DB_odbc_result extends CI_DB_result { */ protected function _fetch_assoc() { - return function_exists('odbc_fetch_array') - ? odbc_fetch_array($this->result_id) - : $this->_odbc_fetch_array($this->result_id); + return odbc_fetch_array($this->result_id); } // -------------------------------------------------------------------- @@ -162,65 +160,7 @@ class CI_DB_odbc_result extends CI_DB_result { */ protected function _fetch_object() { - return function_exists('odbc_fetch_object') - ? odbc_fetch_object($this->result_id) - : $this->_odbc_fetch_object($this->result_id); - } - - // -------------------------------------------------------------------- - - /** - * Result - object - * - * subsititutes the odbc_fetch_object function when - * not available (odbc_fetch_object requires unixODBC) - * - * @return object - */ - protected function _odbc_fetch_object(& $odbc_result) - { - $rs = array(); - if ( ! odbc_fetch_into($odbc_result, $rs)) - { - return FALSE; - } - - $rs_obj = new stdClass(); - foreach ($rs as $k => $v) - { - $field_name = odbc_field_name($odbc_result, $k+1); - $rs_obj->$field_name = $v; - } - - return $rs_obj; - } - - // -------------------------------------------------------------------- - - /** - * Result - array - * - * subsititutes the odbc_fetch_array function when - * not available (odbc_fetch_array requires unixODBC) - * - * @return array - */ - protected function _odbc_fetch_array(& $odbc_result) - { - $rs = array(); - if ( ! odbc_fetch_into($odbc_result, $rs)) - { - return FALSE; - } - - $rs_assoc = array(); - foreach ($rs as $k => $v) - { - $field_name = odbc_field_name($odbc_result, $k+1); - $rs_assoc[$field_name] = $v; - } - - return $rs_assoc; + return odbc_fetch_object($this->result_id); } // -------------------------------------------------------------------- @@ -295,5 +235,71 @@ class CI_DB_odbc_result extends CI_DB_result { } +// -------------------------------------------------------------------- + +if ( ! function_exists('odbc_fetch_array')) +{ + /** + * ODBC Fetch array + * + * Emulates the native odbc_fetch_array() function when + * it is not available (odbc_fetch_array() requires unixODBC) + * + * @param resource + * @param int + * @return array + */ + function odbc_fetch_array(& $result, $rownumber = 1) + { + $rs = array(); + if ( ! odbc_fetch_into($result, $rs, $rownumber)) + { + return FALSE; + } + + $rs_assoc = array(); + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($result, $k+1); + $rs_assoc[$field_name] = $v; + } + + return $rs_assoc; + } +} + +// -------------------------------------------------------------------- + +if ( ! function_exists('odbc_fetch_object')) +{ + /** + * ODBC Fetch object + * + * Emulates the native odbc_fetch_object() function when + * it is not available. + * + * @param resource + * @param int + * @return object + */ + function odbc_fetch_object(& $result, $rownumber = 1) + { + $rs = array(); + if ( ! odbc_fetch_into($result, $rs, $rownumber)) + { + return FALSE; + } + + $rs_object = new stdClass(); + foreach ($rs as $k => $v) + { + $field_name = odbc_field_name($result, $k+1); + $rs_object->$field_name = $v; + } + + return $rs_object; + } +} + /* End of file odbc_result.php */ /* Location: ./system/database/drivers/odbc/odbc_result.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From d6d1858e5cdc0caa3f20e558c67c0a27f9a65796 Mon Sep 17 00:00:00 2001 From: Rene Brokholm Date: Thu, 5 Jul 2012 08:32:39 +0200 Subject: I added so the DB.php is aware of database config files in packages. This way if a package is containing a database.php file in its config folder this will be parset alongside the aplication/config/database.php file. --- system/database/DB.php | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index 00d14b43e..fd5cf5516 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -47,6 +47,21 @@ function &DB($params = '', $query_builder_override = NULL) } include($file_path); + //make packages contain database config files + foreach(get_instance()->load->get_package_paths() as $path) + { + if ($path != APPPATH) + { + if ( file_exists($file_path = $path.'config/'.ENVIRONMENT.'/database.php')) + { + include($file_path); + } + elseif ( file_exists($file_path = $path.'config/database.php')) + { + include($file_path); + } + } + } if ( ! isset($db) OR count($db) === 0) { @@ -166,4 +181,4 @@ function &DB($params = '', $query_builder_override = NULL) } /* End of file DB.php */ -/* Location: ./system/database/DB.php */ \ No newline at end of file +/* Location: ./system/database/DB.php */ -- cgit v1.2.3-24-g4f1b From f5a8530cc937d193aa928bc25f2970eae772d6ef Mon Sep 17 00:00:00 2001 From: Rene Brokholm Date: Thu, 5 Jul 2012 09:05:32 +0200 Subject: code cleanup and changelog added --- system/database/DB.php | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index fd5cf5516..3044ce517 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -49,19 +49,19 @@ function &DB($params = '', $query_builder_override = NULL) include($file_path); //make packages contain database config files foreach(get_instance()->load->get_package_paths() as $path) - { - if ($path != APPPATH) - { - if ( file_exists($file_path = $path.'config/'.ENVIRONMENT.'/database.php')) - { - include($file_path); - } - elseif ( file_exists($file_path = $path.'config/database.php')) - { - include($file_path); - } - } - } + { + if ($path !== APPPATH) + { + if (file_exists ($file_path = $path.'config/'.ENVIRONMENT.'/database.php')) + { + include ($file_path); + } + elseif ( file_exists ($file_path = $path.'config/database.php')) + { + include ($file_path); + } + } + } if ( ! isset($db) OR count($db) === 0) { -- cgit v1.2.3-24-g4f1b From 75546118c628fc17ba2f1ef97442760a701aa8e8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 11:01:29 +0300 Subject: Move _insert() and _update() defaults from Query Builder to DB_driver so that they're available for use by insert_string() and update_string() at all times --- system/database/DB.php | 11 ++++--- system/database/DB_driver.php | 63 ++++++++++++++++++++++++++++++++++-- system/database/DB_query_builder.php | 52 ----------------------------- 3 files changed, 67 insertions(+), 59 deletions(-) (limited to 'system/database') diff --git a/system/database/DB.php b/system/database/DB.php index 3044ce517..032cf1b76 100644 --- a/system/database/DB.php +++ b/system/database/DB.php @@ -29,8 +29,8 @@ * Initialize the database * * @category Database - * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/database/ + * @author EllisLab Dev Team + * @link http://codeigniter.com/user_guide/database/ * @param string * @param bool Determines if query builder should be used or not */ @@ -159,7 +159,10 @@ function &DB($params = '', $query_builder_override = NULL) // Load the DB driver $driver_file = BASEPATH.'database/drivers/'.$params['dbdriver'].'/'.$params['dbdriver'].'_driver.php'; - if ( ! file_exists($driver_file)) show_error('Invalid DB driver'); + if ( ! file_exists($driver_file)) + { + show_error('Invalid DB driver'); + } require_once($driver_file); @@ -181,4 +184,4 @@ function &DB($params = '', $query_builder_override = NULL) } /* End of file DB.php */ -/* Location: ./system/database/DB.php */ +/* Location: ./system/database/DB.php */ \ No newline at end of file diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index 334bdbd04..ebf828c4e 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -45,7 +45,7 @@ abstract class CI_DB_driver { public $password; public $hostname; public $database; - public $dbdriver = 'mysql'; + public $dbdriver = 'mysqli'; public $dbprefix = ''; public $char_set = 'utf8'; public $dbcollat = 'utf8_general_ci'; @@ -77,6 +77,12 @@ abstract class CI_DB_driver { protected $_protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped + /** + * Constructor + * + * @param array + * @return void + */ public function __construct($params) { if (is_array($params)) @@ -855,7 +861,7 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- /** - * Fetch MySQL Field Names + * Fetch Field Names * * @param string the table name * @return array @@ -1029,6 +1035,23 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- + /** + * Insert statement + * + * Generates a platform-specific insert string from the supplied data + * + * @param string the table name + * @param array the insert keys + * @param array the insert values + * @return string + */ + protected function _insert($table, $keys, $values) + { + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; + } + + // -------------------------------------------------------------------- + /** * Generate an update string * @@ -1081,6 +1104,41 @@ abstract class CI_DB_driver { // -------------------------------------------------------------------- + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .$where + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .($limit ? ' LIMIT '.$limit : ''); + } + + // -------------------------------------------------------------------- + /** * Tests whether the string has an SQL operator * @@ -1171,7 +1229,6 @@ abstract class CI_DB_driver { return $this->cache_on = FALSE; } - // -------------------------------------------------------------------- /** diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 3982885e8..79e67e0c0 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -1434,23 +1434,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- - /** - * Insert statement - * - * Generates a platform-specific insert string from the supplied data - * - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - protected function _insert($table, $keys, $values) - { - return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; - } - - // -------------------------------------------------------------------- - /** * Validate Insert * @@ -1630,41 +1613,6 @@ abstract class CI_DB_query_builder extends CI_DB_driver { // -------------------------------------------------------------------- - /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause - * @param array the like clause - * @return string - */ - protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) - { - foreach ($values as $key => $val) - { - $valstr[] = $key.' = '.$val; - } - - $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); - - if ( ! empty($like)) - { - $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); - } - - return 'UPDATE '.$table.' SET '.implode(', ', $valstr) - .$where - .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') - .($limit ? ' LIMIT '.$limit : ''); - } - - // -------------------------------------------------------------------- - /** * Validate Update * -- cgit v1.2.3-24-g4f1b From 26086874ebb5425a38e879018f9a654182f93b40 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 11:21:58 +0300 Subject: Rename the 'interbase' DB driver to 'ibase' in order to match PHP's function prefix --- system/database/drivers/ibase/ibase_driver.php | 447 +++++++++++++++++++++ system/database/drivers/ibase/ibase_forge.php | 194 +++++++++ system/database/drivers/ibase/ibase_result.php | 260 ++++++++++++ system/database/drivers/ibase/ibase_utility.php | 62 +++ system/database/drivers/ibase/index.html | 10 + system/database/drivers/interbase/index.html | 10 - .../drivers/interbase/interbase_driver.php | 447 --------------------- .../database/drivers/interbase/interbase_forge.php | 194 --------- .../drivers/interbase/interbase_result.php | 260 ------------ .../drivers/interbase/interbase_utility.php | 62 --- 10 files changed, 973 insertions(+), 973 deletions(-) create mode 100644 system/database/drivers/ibase/ibase_driver.php create mode 100644 system/database/drivers/ibase/ibase_forge.php create mode 100644 system/database/drivers/ibase/ibase_result.php create mode 100644 system/database/drivers/ibase/ibase_utility.php create mode 100644 system/database/drivers/ibase/index.html delete mode 100644 system/database/drivers/interbase/index.html delete mode 100644 system/database/drivers/interbase/interbase_driver.php delete mode 100644 system/database/drivers/interbase/interbase_forge.php delete mode 100644 system/database/drivers/interbase/interbase_result.php delete mode 100644 system/database/drivers/interbase/interbase_utility.php (limited to 'system/database') diff --git a/system/database/drivers/ibase/ibase_driver.php b/system/database/drivers/ibase/ibase_driver.php new file mode 100644 index 000000000..a257e3c55 --- /dev/null +++ b/system/database/drivers/ibase/ibase_driver.php @@ -0,0 +1,447 @@ +hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Persistent database connection + * + * @return resource + */ + public function db_pconnect() + { + return @ibase_pconnect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); + } + + // -------------------------------------------------------------------- + + /** + * Database version number + * + * @return string + */ + public function version() + { + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + if (($service = ibase_service_attach($this->hostname, $this->username, $this->password))) + { + $this->data_cache['version'] = ibase_server_info($service, IBASE_SVC_SERVER_VERSION); + + // Don't keep the service open + ibase_service_detach($service); + return $this->data_cache['version']; + } + + return FALSE; + } + + // -------------------------------------------------------------------- + + /** + * Execute the query + * + * @param string an SQL query + * @return resource + */ + protected function _execute($sql) + { + return @ibase_query($this->conn_id, $sql); + } + + // -------------------------------------------------------------------- + + /** + * Begin Transaction + * + * @return bool + */ + public function trans_begin($test_mode = FALSE) + { + // When transactions are nested we only begin/commit/rollback the outermost ones + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) + { + return TRUE; + } + + // Reset the transaction failure flag. + // If the $test_mode flag is set to TRUE transactions will be rolled back + // even if the queries produce a successful result. + $this->_trans_failure = ($test_mode === TRUE); + + $this->trans = @ibase_trans($this->conn_id); + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Commit Transaction + * + * @return bool + */ + public function trans_commit() + { + // When transactions are nested we only begin/commit/rollback the outermost ones + if ( ! $this->trans_enabled OR $this->_trans->depth > 0) + { + return TRUE; + } + + return @ibase_commit($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * Rollback Transaction + * + * @return bool + */ + public function trans_rollback() + { + // When transactions are nested we only begin/commit/rollback the outermost ones + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) + { + return TRUE; + } + + return @ibase_rollback($this->trans); + } + + // -------------------------------------------------------------------- + + /** + * Escape String + * + * @param string + * @param bool whether or not the string will be used in a LIKE condition + * @return string + */ + public function escape_str($str, $like = FALSE) + { + if (is_array($str)) + { + foreach ($str as $key => $val) + { + $str[$key] = $this->escape_str($val, $like); + } + + return $str; + } + + // escape LIKE condition wildcards + if ($like === TRUE) + { + return str_replace(array($this->_like_escape_chr, '%', '_'), + array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), + $str); + } + + return $str; + } + + // -------------------------------------------------------------------- + + /** + * Affected Rows + * + * @return int + */ + public function affected_rows() + { + return @ibase_affected_rows($this->conn_id); + } + + // -------------------------------------------------------------------- + + /** + * Insert ID + * + * @param string $generator_name + * @param int $inc_by + * @return int + */ + public function insert_id($generator_name, $inc_by = 0) + { + //If a generator hasn't been used before it will return 0 + return ibase_gen_id('"'.$generator_name.'"', $inc_by); + } + + // -------------------------------------------------------------------- + + /** + * List table query + * + * Generates a platform-specific query string so that the table names can be fetched + * + * @param bool + * @return string + */ + protected function _list_tables($prefix_limit = FALSE) + { + $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\''; + + if ($prefix_limit !== FALSE && $this->dbprefix !== '') + { + return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " + .sprintf($this->_like_escape_str, $this->_like_escape_chr); + } + + return $sql; + } + + // -------------------------------------------------------------------- + + /** + * Show column query + * + * Generates a platform-specific query string so that the column names can be fetched + * + * @param string the table name + * @return string + */ + protected function _list_columns($table = '') + { + return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = '.$this->escape($table); + } + + // -------------------------------------------------------------------- + + /** + * Field data query + * + * Generates a platform-specific query so that the column data can be retrieved + * + * @param string the table name + * @return string + */ + protected function _field_data($table) + { + return $this->_limit('SELECT * FROM '.$this->protect_identifiers($table), 1, NULL); + } + + // -------------------------------------------------------------------- + + /** + * Error + * + * Returns an array containing code and message of the last + * database error that has occured. + * + * @return array + */ + public function error() + { + return array('code' => ibase_errcode(), 'message' => ibase_errmsg()); + } + + // -------------------------------------------------------------------- + + /** + * From Tables + * + * This public function implicitly groups FROM tables so there is no confusion + * about operator precedence in harmony with SQL standards + * + * @param array + * @return string + */ + protected function _from_tables($tables) + { + return is_array($tables) ? implode(', ', $tables) : $tables; + } + + // -------------------------------------------------------------------- + + /** + * Update statement + * + * Generates a platform-specific update string from the supplied data + * + * @param string the table name + * @param array the update data + * @param array the where clause + * @param array the orderby clause + * @param array the limit clause (ignored) + * @param array the like clause + * @return string + */ + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) + { + foreach ($values as $key => $val) + { + $valstr[] = $key.' = '.$val; + } + + $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); + + if ( ! empty($like)) + { + $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); + } + + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .$where + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Truncate statement + * + * Generates a platform-specific truncate string from the supplied data + * + * If the database does not support the truncate() command, + * then this method maps to 'DELETE FROM table' + * + * @param string the table name + * @return string + */ + protected function _truncate($table) + { + return 'DELETE FROM '.$table; + } + + // -------------------------------------------------------------------- + + /** + * Delete statement + * + * Generates a platform-specific delete string from the supplied data + * + * @param string the table name + * @param array the where clause + * @param array the like clause + * @param string the limit clause (ignored) + * @return string + */ + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) + { + $conditions = array(); + + empty($where) OR $conditions[] = implode(' ', $where); + empty($like) OR $conditions[] = implode(' ', $like); + + return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); + } + + // -------------------------------------------------------------------- + + /** + * Limit string + * + * Generates a platform-specific LIMIT clause + * + * @param string the sql query string + * @param int the number of rows to limit the query to + * @param int the offset value + * @return string + */ + protected function _limit($sql, $limit, $offset) + { + // Limit clause depends on if Interbase or Firebird + if (stripos($this->version(), 'firebird') !== FALSE) + { + $select = 'FIRST '. (int) $limit + .($offset ? ' SKIP '. (int) $offset : ''); + } + else + { + $select = 'ROWS ' + .($offset ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); + } + + return preg_replace('`SELECT`i', 'SELECT '.$select, $sql); + } + + // -------------------------------------------------------------------- + + /** + * Close DB Connection + * + * @return void + */ + protected function _close() + { + @ibase_close($this->conn_id); + } + +} + +/* End of file ibase_driver.php */ +/* Location: ./system/database/drivers/ibase/ibase_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/ibase/ibase_forge.php b/system/database/drivers/ibase/ibase_forge.php new file mode 100644 index 000000000..da75eb9c3 --- /dev/null +++ b/system/database/drivers/ibase/ibase_forge.php @@ -0,0 +1,194 @@ +db->hostname) OR $db_name = $this->hostname.':'.$db_name; + + return parent::create_database('"'.$db_name.'"'); + } + + // -------------------------------------------------------------------- + + /** + * Drop database + * + * @param string the database name + * - not used in this driver, the current db is dropped + * @return bool + */ + public function drop_database($db_name = '') + { + if ( ! ibase_drop_db($this->conn_id)) + { + return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; + } + elseif ( ! empty($this->db->data_cache['db_names'])) + { + $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); + if ($key !== FALSE) + { + unset($this->db->data_cache['db_names'][$key]); + } + } + + return TRUE; + } + + // -------------------------------------------------------------------- + + /** + * Create Table + * + * @param string the table name + * @param array the fields + * @param mixed primary key(s) + * @param mixed key(s) + * @param bool should 'IF NOT EXISTS' be added to the SQL + * @return string + */ + protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + { + $sql = 'CREATE TABLE '; + + $sql .= $this->db->escape_identifiers($table).'('; + $current_field_count = 0; + + foreach ($fields as $field => $attributes) + { + // Numeric field names aren't allowed in databases, so if the key is + // numeric, we know it was assigned by PHP and the developer manually + // entered the field information, so we'll simply add it to the list + if (is_numeric($field)) + { + $sql .= "\n\t".$attributes; + } + else + { + $attributes = array_change_key_case($attributes, CASE_UPPER); + + $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; + + empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; + + if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) + { + $sql .= ' UNSIGNED'; + } + + if (isset($attributes['DEFAULT'])) + { + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; + } + + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; + + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) + { + $sql .= ' AUTO_INCREMENT'; + } + } + + // don't add a comma on the end of the last field + if (++$current_field_count < count($fields)) + { + $sql .= ','; + } + } + + if (count($primary_keys) > 0) + { + $primary_keys = $this->db->escape_identifiers($primary_keys); + $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; + } + + if (is_array($keys) && count($keys) > 0) + { + foreach ($keys as $key) + { + $key = is_array($key) + ? $this->db->escape_identifiers($key) + : array($this->db->escape_identifiers($key)); + + $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; + } + } + + return $sql."\n)"; + } + + // -------------------------------------------------------------------- + + /** + * Alter table query + * + * Generates a platform-specific query so that a table can be altered + * Called by add_column(), drop_column(), and column_alter(), + * + * @param string the ALTER type (ADD, DROP, CHANGE) + * @param string the column name + * @param string the table name + * @param string the column definition + * @param string the default value + * @param bool should 'NOT NULL' be added + * @param string the field after which we should add the new field + * @return string + */ + protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') + { + return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name) + .' '.$column_definition + .($default_value !== '' ? ' DEFAULT "'.$default_value.'"' : '') + .($null === NULL ? ' NULL' : ' NOT NULL') + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); + } + +} + +/* End of file ibase_forge.php */ +/* Location: ./system/database/drivers/ibase/ibase_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/ibase/ibase_result.php b/system/database/drivers/ibase/ibase_result.php new file mode 100644 index 000000000..4aaaaba4a --- /dev/null +++ b/system/database/drivers/ibase/ibase_result.php @@ -0,0 +1,260 @@ +num_rows)) + { + return $this->num_rows; + } + + // Get the results so that you can get an accurate rowcount + $this->result(); + + return $this->num_rows; + } + + // -------------------------------------------------------------------- + + /** + * Number of fields in the result set + * + * @return int + */ + public function num_fields() + { + return @ibase_num_fields($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Fetch Field Names + * + * Generates an array of column names + * + * @return array + */ + public function list_fields() + { + $field_names = array(); + for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++) + { + $info = ibase_field_info($this->result_id, $i); + $field_names[] = $info['name']; + } + + return $field_names; + } + + // -------------------------------------------------------------------- + + /** + * Field data + * + * Generates an array of objects containing field meta-data + * + * @return array + */ + public function field_data() + { + $retval = array(); + for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) + { + $info = ibase_field_info($this->result_id, $i); + + $retval[$i] = new stdClass(); + $retval[$i]->name = $info['name']; + $retval[$i]->type = $info['type']; + $retval[$i]->max_length = $info['length']; + $retval[$i]->primary_key = 0; + $retval[$i]->default = ''; + } + + return $retval; + } + + // -------------------------------------------------------------------- + + /** + * Free the result + * + * @return void + */ + public function free_result() + { + @ibase_free_result($this->result_id); + } + + // -------------------------------------------------------------------- + + /** + * Result - associative array + * + * Returns the result set as an array + * + * @return array + */ + protected function _fetch_assoc() + { + if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Result - object + * + * Returns the result set as an object + * + * @return object + */ + protected function _fetch_object() + { + if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) + { + //Increment row count + $this->num_rows++; + } + + return $row; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "object" version. + * + * @return object + */ + public function result_object() + { + if (count($this->result_object) === $this->num_rows) + { + return $this->result_object; + } + + // Convert result array to object so that + // We don't have to get the result again + if (($c = count($this->result_array)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_object[$i] = (object) $this->result_array[$i]; + } + + return $this->result_object; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_object()) + { + $this->result_object[] = $row; + } + + return $this->result_object; + } + + // -------------------------------------------------------------------- + + /** + * Query result. "array" version. + * + * @return array + */ + public function result_array() + { + if (count($this->result_array) === $this->num_rows) + { + return $this->result_array; + } + + // Since the object and array are really similar, just case + // the result object to an array if need be + if (($c = count($this->result_object)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_array[$i] = (array) $this->result_object[$i]; + } + + return $this->result_array; + } + + // In the event that query caching is on the result_id variable + // will return FALSE since there isn't a valid SQL resource so + // we'll simply return an empty array. + if ($this->result_id === FALSE) + { + return array(); + } + + $this->num_rows = 0; + while ($row = $this->_fetch_assoc()) + { + $this->result_array[] = $row; + } + + return $this->result_array; + } + +} + +/* End of file ibase_result.php */ +/* Location: ./system/database/drivers/ibase/ibase_result.php */ \ No newline at end of file diff --git a/system/database/drivers/ibase/ibase_utility.php b/system/database/drivers/ibase/ibase_utility.php new file mode 100644 index 000000000..d0e84a7b2 --- /dev/null +++ b/system/database/drivers/ibase/ibase_utility.php @@ -0,0 +1,62 @@ +db->hostname, $this->db->username, $this->db->password)) + { + $res = ibase_backup($service, $this->db->database, $filename.'.fbk'); + + // Close the service connection + ibase_service_detach($service); + return $res; + } + + return FALSE; + } + +} + +/* End of file ibase_utility.php */ +/* Location: ./system/database/drivers/ibase/ibase_utility.php */ \ No newline at end of file diff --git a/system/database/drivers/ibase/index.html b/system/database/drivers/ibase/index.html new file mode 100644 index 000000000..c942a79ce --- /dev/null +++ b/system/database/drivers/ibase/index.html @@ -0,0 +1,10 @@ + + + 403 Forbidden + + + +

Directory access is forbidden.

+ + + \ No newline at end of file diff --git a/system/database/drivers/interbase/index.html b/system/database/drivers/interbase/index.html deleted file mode 100644 index c942a79ce..000000000 --- a/system/database/drivers/interbase/index.html +++ /dev/null @@ -1,10 +0,0 @@ - - - 403 Forbidden - - - -

Directory access is forbidden.

- - - \ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php deleted file mode 100644 index 38d30962c..000000000 --- a/system/database/drivers/interbase/interbase_driver.php +++ /dev/null @@ -1,447 +0,0 @@ -hostname.':'.$this->database, $this->username, $this->password, $this->char_set); - } - - // -------------------------------------------------------------------- - - /** - * Persistent database connection - * - * @return resource - */ - public function db_pconnect() - { - return @ibase_pconnect($this->hostname.':'.$this->database, $this->username, $this->password, $this->char_set); - } - - // -------------------------------------------------------------------- - - /** - * Database version number - * - * @return string - */ - public function version() - { - if (isset($this->data_cache['version'])) - { - return $this->data_cache['version']; - } - - if (($service = ibase_service_attach($this->hostname, $this->username, $this->password))) - { - $this->data_cache['version'] = ibase_server_info($service, IBASE_SVC_SERVER_VERSION); - - // Don't keep the service open - ibase_service_detach($service); - return $this->data_cache['version']; - } - - return FALSE; - } - - // -------------------------------------------------------------------- - - /** - * Execute the query - * - * @param string an SQL query - * @return resource - */ - protected function _execute($sql) - { - return @ibase_query($this->conn_id, $sql); - } - - // -------------------------------------------------------------------- - - /** - * Begin Transaction - * - * @return bool - */ - public function trans_begin($test_mode = FALSE) - { - // When transactions are nested we only begin/commit/rollback the outermost ones - if ( ! $this->trans_enabled OR $this->_trans_depth > 0) - { - return TRUE; - } - - // Reset the transaction failure flag. - // If the $test_mode flag is set to TRUE transactions will be rolled back - // even if the queries produce a successful result. - $this->_trans_failure = ($test_mode === TRUE); - - $this->trans = @ibase_trans($this->conn_id); - - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Commit Transaction - * - * @return bool - */ - public function trans_commit() - { - // When transactions are nested we only begin/commit/rollback the outermost ones - if ( ! $this->trans_enabled OR $this->_trans->depth > 0) - { - return TRUE; - } - - return @ibase_commit($this->trans); - } - - // -------------------------------------------------------------------- - - /** - * Rollback Transaction - * - * @return bool - */ - public function trans_rollback() - { - // When transactions are nested we only begin/commit/rollback the outermost ones - if ( ! $this->trans_enabled OR $this->_trans_depth > 0) - { - return TRUE; - } - - return @ibase_rollback($this->trans); - } - - // -------------------------------------------------------------------- - - /** - * Escape String - * - * @param string - * @param bool whether or not the string will be used in a LIKE condition - * @return string - */ - public function escape_str($str, $like = FALSE) - { - if (is_array($str)) - { - foreach ($str as $key => $val) - { - $str[$key] = $this->escape_str($val, $like); - } - - return $str; - } - - // escape LIKE condition wildcards - if ($like === TRUE) - { - return str_replace(array($this->_like_escape_chr, '%', '_'), - array($this->_like_escape_chr.$this->_like_escape_chr, $this->_like_escape_chr.'%', $this->_like_escape_chr.'_'), - $str); - } - - return $str; - } - - // -------------------------------------------------------------------- - - /** - * Affected Rows - * - * @return int - */ - public function affected_rows() - { - return @ibase_affected_rows($this->conn_id); - } - - // -------------------------------------------------------------------- - - /** - * Insert ID - * - * @param string $generator_name - * @param int $inc_by - * @return int - */ - public function insert_id($generator_name, $inc_by = 0) - { - //If a generator hasn't been used before it will return 0 - return ibase_gen_id('"'.$generator_name.'"', $inc_by); - } - - // -------------------------------------------------------------------- - - /** - * List table query - * - * Generates a platform-specific query string so that the table names can be fetched - * - * @param bool - * @return string - */ - protected function _list_tables($prefix_limit = FALSE) - { - $sql = 'SELECT "RDB$RELATION_NAME" FROM "RDB$RELATIONS" WHERE "RDB$RELATION_NAME" NOT LIKE \'RDB$%\' AND "RDB$RELATION_NAME" NOT LIKE \'MON$%\''; - - if ($prefix_limit !== FALSE && $this->dbprefix !== '') - { - return $sql.' AND "RDB$RELATION_NAME" LIKE \''.$this->escape_like_str($this->dbprefix)."%' " - .sprintf($this->_like_escape_str, $this->_like_escape_chr); - } - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Show column query - * - * Generates a platform-specific query string so that the column names can be fetched - * - * @param string the table name - * @return string - */ - protected function _list_columns($table = '') - { - return 'SELECT "RDB$FIELD_NAME" FROM "RDB$RELATION_FIELDS" WHERE "RDB$RELATION_NAME" = '.$this->escape($table); - } - - // -------------------------------------------------------------------- - - /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved - * - * @param string the table name - * @return string - */ - protected function _field_data($table) - { - return $this->_limit('SELECT * FROM '.$this->protect_identifiers($table), 1, NULL); - } - - // -------------------------------------------------------------------- - - /** - * Error - * - * Returns an array containing code and message of the last - * database error that has occured. - * - * @return array - */ - public function error() - { - return array('code' => ibase_errcode(), 'message' => ibase_errmsg()); - } - - // -------------------------------------------------------------------- - - /** - * From Tables - * - * This public function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param array - * @return string - */ - protected function _from_tables($tables) - { - return is_array($tables) ? implode(', ', $tables) : $tables; - } - - // -------------------------------------------------------------------- - - /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause (ignored) - * @param array the like clause - * @return string - */ - protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE, $like = array()) - { - foreach ($values as $key => $val) - { - $valstr[] = $key.' = '.$val; - } - - $where = empty($where) ? '' : ' WHERE '.implode(' ', $where); - - if ( ! empty($like)) - { - $where .= ($where === '' ? ' WHERE ' : ' AND ').implode(' ', $like); - } - - return 'UPDATE '.$table.' SET '.implode(', ', $valstr) - .$where - .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : ''); - } - - // -------------------------------------------------------------------- - - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * - * If the database does not support the truncate() command, - * then this method maps to 'DELETE FROM table' - * - * @param string the table name - * @return string - */ - protected function _truncate($table) - { - return 'DELETE FROM '.$table; - } - - // -------------------------------------------------------------------- - - /** - * Delete statement - * - * Generates a platform-specific delete string from the supplied data - * - * @param string the table name - * @param array the where clause - * @param array the like clause - * @param string the limit clause (ignored) - * @return string - */ - protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) - { - $conditions = array(); - - empty($where) OR $conditions[] = implode(' ', $where); - empty($like) OR $conditions[] = implode(' ', $like); - - return 'DELETE FROM '.$table.(count($conditions) > 0 ? ' WHERE '.implode(' AND ', $conditions) : ''); - } - - // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - // Limit clause depends on if Interbase or Firebird - if (stripos($this->version(), 'firebird') !== FALSE) - { - $select = 'FIRST '. (int) $limit - .($offset ? ' SKIP '. (int) $offset : ''); - } - else - { - $select = 'ROWS ' - .($offset ? (int) $offset.' TO '.($limit + $offset) : (int) $limit); - } - - return preg_replace('`SELECT`i', 'SELECT '.$select, $sql); - } - - // -------------------------------------------------------------------- - - /** - * Close DB Connection - * - * @return void - */ - protected function _close() - { - @ibase_close($this->conn_id); - } - -} - -/* End of file interbase_driver.php */ -/* Location: ./system/database/drivers/interbase/interbase_driver.php */ \ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php deleted file mode 100644 index d1b006e80..000000000 --- a/system/database/drivers/interbase/interbase_forge.php +++ /dev/null @@ -1,194 +0,0 @@ -db->hostname) OR $db_name = $this->hostname.':'.$db_name; - - return parent::create_database('"'.$db_name.'"'); - } - - // -------------------------------------------------------------------- - - /** - * Drop database - * - * @param string the database name - * - not used in this driver, the current db is dropped - * @return bool - */ - public function drop_database($db_name = '') - { - if ( ! ibase_drop_db($this->conn_id)) - { - return ($this->db->db_debug) ? $this->db->display_error('db_unable_to_drop') : FALSE; - } - elseif ( ! empty($this->db->data_cache['db_names'])) - { - $key = array_search(strtolower($this->db->database), array_map('strtolower', $this->db->data_cache['db_names']), TRUE); - if ($key !== FALSE) - { - unset($this->db->data_cache['db_names'][$key]); - } - } - - return TRUE; - } - - // -------------------------------------------------------------------- - - /** - * Create Table - * - * @param string the table name - * @param array the fields - * @param mixed primary key(s) - * @param mixed key(s) - * @param bool should 'IF NOT EXISTS' be added to the SQL - * @return string - */ - protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) - { - $sql = 'CREATE TABLE '; - - $sql .= $this->db->escape_identifiers($table).'('; - $current_field_count = 0; - - foreach ($fields as $field => $attributes) - { - // Numeric field names aren't allowed in databases, so if the key is - // numeric, we know it was assigned by PHP and the developer manually - // entered the field information, so we'll simply add it to the list - if (is_numeric($field)) - { - $sql .= "\n\t".$attributes; - } - else - { - $attributes = array_change_key_case($attributes, CASE_UPPER); - - $sql .= "\n\t".$this->db->escape_identifiers($field).' '.$attributes['TYPE']; - - empty($attributes['CONSTRAINT']) OR $sql .= '('.$attributes['CONSTRAINT'].')'; - - if ( ! empty($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) - { - $sql .= ' UNSIGNED'; - } - - if (isset($attributes['DEFAULT'])) - { - $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; - } - - $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) - ? ' NULL' : ' NOT NULL'; - - if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) - { - $sql .= ' AUTO_INCREMENT'; - } - } - - // don't add a comma on the end of the last field - if (++$current_field_count < count($fields)) - { - $sql .= ','; - } - } - - if (count($primary_keys) > 0) - { - $primary_keys = $this->db->escape_identifiers($primary_keys); - $sql .= ",\n\tPRIMARY KEY (".implode(', ', $primary_keys).')'; - } - - if (is_array($keys) && count($keys) > 0) - { - foreach ($keys as $key) - { - $key = is_array($key) - ? $this->db->escape_identifiers($key) - : array($this->db->escape_identifiers($key)); - - $sql .= ",\n\tUNIQUE (".implode(', ', $key).')'; - } - } - - return $sql."\n)"; - } - - // -------------------------------------------------------------------- - - /** - * Alter table query - * - * Generates a platform-specific query so that a table can be altered - * Called by add_column(), drop_column(), and column_alter(), - * - * @param string the ALTER type (ADD, DROP, CHANGE) - * @param string the column name - * @param string the table name - * @param string the column definition - * @param string the default value - * @param bool should 'NOT NULL' be added - * @param string the field after which we should add the new field - * @return string - */ - protected function _alter_table($alter_type, $table, $column_name, $column_definition = '', $default_value = '', $null = '', $after_field = '') - { - return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name) - .' '.$column_definition - .($default_value !== '' ? ' DEFAULT "'.$default_value.'"' : '') - .($null === NULL ? ' NULL' : ' NOT NULL') - .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); - } - -} - -/* End of file interbase_forge.php */ -/* Location: ./system/database/drivers/interbase/interbase_forge.php */ \ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php deleted file mode 100644 index 5ddb6fa47..000000000 --- a/system/database/drivers/interbase/interbase_result.php +++ /dev/null @@ -1,260 +0,0 @@ -num_rows)) - { - return $this->num_rows; - } - - // Get the results so that you can get an accurate rowcount - $this->result(); - - return $this->num_rows; - } - - // -------------------------------------------------------------------- - - /** - * Number of fields in the result set - * - * @return int - */ - public function num_fields() - { - return @ibase_num_fields($this->result_id); - } - - // -------------------------------------------------------------------- - - /** - * Fetch Field Names - * - * Generates an array of column names - * - * @return array - */ - public function list_fields() - { - $field_names = array(); - for ($i = 0, $num_fields = $this->num_fields(); $i < $num_fields; $i++) - { - $info = ibase_field_info($this->result_id, $i); - $field_names[] = $info['name']; - } - - return $field_names; - } - - // -------------------------------------------------------------------- - - /** - * Field data - * - * Generates an array of objects containing field meta-data - * - * @return array - */ - public function field_data() - { - $retval = array(); - for ($i = 0, $c = $this->num_fields(); $i < $c; $i++) - { - $info = ibase_field_info($this->result_id, $i); - - $retval[$i] = new stdClass(); - $retval[$i]->name = $info['name']; - $retval[$i]->type = $info['type']; - $retval[$i]->max_length = $info['length']; - $retval[$i]->primary_key = 0; - $retval[$i]->default = ''; - } - - return $retval; - } - - // -------------------------------------------------------------------- - - /** - * Free the result - * - * @return void - */ - public function free_result() - { - @ibase_free_result($this->result_id); - } - - // -------------------------------------------------------------------- - - /** - * Result - associative array - * - * Returns the result set as an array - * - * @return array - */ - protected function _fetch_assoc() - { - if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; - } - - // -------------------------------------------------------------------- - - /** - * Result - object - * - * Returns the result set as an object - * - * @return object - */ - protected function _fetch_object() - { - if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return object - */ - public function result_object() - { - if (count($this->result_object) === $this->num_rows) - { - return $this->result_object; - } - - // Convert result array to object so that - // We don't have to get the result again - if (($c = count($this->result_array)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_object[$i] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) - { - return array(); - } - - $this->num_rows = 0; - while ($row = $this->_fetch_object()) - { - $this->result_object[] = $row; - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "array" version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) === $this->num_rows) - { - return $this->result_array; - } - - // Since the object and array are really similar, just case - // the result object to an array if need be - if (($c = count($this->result_object)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - - return $this->result_array; - } - - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) - { - return array(); - } - - $this->num_rows = 0; - while ($row = $this->_fetch_assoc()) - { - $this->result_array[] = $row; - } - - return $this->result_array; - } - -} - -/* End of file interbase_result.php */ -/* Location: ./system/database/drivers/interbase/interbase_result.php */ \ No newline at end of file diff --git a/system/database/drivers/interbase/interbase_utility.php b/system/database/drivers/interbase/interbase_utility.php deleted file mode 100644 index 164211836..000000000 --- a/system/database/drivers/interbase/interbase_utility.php +++ /dev/null @@ -1,62 +0,0 @@ -db->hostname, $this->db->username, $this->db->password)) - { - $res = ibase_backup($service, $this->db->database, $filename.'.fbk'); - - // Close the service connection - ibase_service_detach($service); - return $res; - } - - return FALSE; - } - -} - -/* End of file interbase_utility.php */ -/* Location: ./system/database/drivers/interbase/interbase_utility.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 5ca0513e1af6c2498f6f28b769c30d762495389f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 12:06:34 +0300 Subject: Change DB_result::num_rows default value to NULL --- system/database/DB_result.php | 60 ++++++++++++++++------ system/database/drivers/ibase/ibase_result.php | 5 +- system/database/drivers/oci8/oci8_result.php | 13 +++-- system/database/drivers/odbc/odbc_result.php | 5 +- system/database/drivers/sqlite3/sqlite3_result.php | 4 +- 5 files changed, 60 insertions(+), 27 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 991f6ba94..30e85cb99 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -38,32 +38,63 @@ */ class CI_DB_result { - public $conn_id = NULL; - public $result_id = NULL; + public $conn_id; + public $result_id; public $result_array = array(); public $result_object = array(); public $custom_result_object = array(); public $current_row = 0; - public $num_rows = 0; - public $row_data = NULL; + public $num_rows; + public $row_data; + /** + * Constructor + * + * @param object + * @return void + */ public function __construct(&$driver_object) { $this->conn_id = $driver_object->conn_id; $this->result_id = $driver_object->result_id; } + // -------------------------------------------------------------------- + /** - * Query result. Acts as a wrapper function for the following functions. + * Number of rows in the result set * - * @param string can be "object" or "array" - * @return object + * @return int + */ + public function num_rows() + { + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = 0; + } + + // -------------------------------------------------------------------- + + /** + * Query result. Acts as a wrapper function for the following functions. + * + * @param string 'object', 'array' or a custom class name + * @return array */ public function result($type = 'object') { - if ($type === 'array') return $this->result_array(); - elseif ($type === 'object') return $this->result_object(); - else return $this->custom_result_object($type); + if ($type === 'array') + { + return $this->result_array(); + } + elseif ($type === 'object') + { + return $this->result_object(); + } + else + { + return $this->custom_result_object($type); + } } // -------------------------------------------------------------------- @@ -81,7 +112,7 @@ class CI_DB_result { return $this->custom_result_object[$class_name]; } - if ($this->result_id === FALSE OR $this->num_rows() === 0) + if ($this->result_id === FALSE OR $this->num_rows === 0) { return array(); } @@ -122,7 +153,7 @@ class CI_DB_result { // In the event that query caching is on the result_id variable // will return FALSE since there isn't a valid SQL resource so // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows() === 0) + if ($this->result_id === FALSE OR $this->num_rows === 0) { return array(); } @@ -139,7 +170,7 @@ class CI_DB_result { // -------------------------------------------------------------------- /** - * Query result. "array" version. + * Query result. "array" version. * * @return array */ @@ -153,7 +184,7 @@ class CI_DB_result { // In the event that query caching is on the result_id variable // will return FALSE since there isn't a valid SQL resource so // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows() === 0) + if ($this->result_id === FALSE OR $this->num_rows === 0) { return array(); } @@ -393,7 +424,6 @@ class CI_DB_result { * operational due to the unavailability of the database resource IDs with * cached results. */ - public function num_rows() { return $this->num_rows; } public function num_fields() { return 0; } public function list_fields() { return array(); } public function field_data() { return array(); } diff --git a/system/database/drivers/ibase/ibase_result.php b/system/database/drivers/ibase/ibase_result.php index 4aaaaba4a..6a607f589 100644 --- a/system/database/drivers/ibase/ibase_result.php +++ b/system/database/drivers/ibase/ibase_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 3.0 + * @since Version 1.0 * @filesource */ @@ -33,11 +33,10 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 3.0 */ class CI_DB_ibase_result extends CI_DB_result { - public $num_rows; - /** * Number of rows in the result set * diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index 6fb6c81f1..f168131e6 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.4.1 */ class CI_DB_oci8_result extends CI_DB_result { @@ -41,14 +42,16 @@ class CI_DB_oci8_result extends CI_DB_result { public $limit_used; public $commit_mode; - /* Overwriting the parent here, so we have a way to know if it's - * already called or not: + /** + * Constructor + * + * @param object + * @return void */ - public $num_rows; - public function __construct(&$driver_object) { parent::__construct($driver_object); + $this->stmt_id = $driver_object->stmt_id; $this->curs_id = $driver_object->curs_id; $this->limit_used = $driver_object->limit_used; @@ -56,6 +59,8 @@ class CI_DB_oci8_result extends CI_DB_result { $driver_object->stmt_id = FALSE; } + // -------------------------------------------------------------------- + /** * Number of rows in the result set. * diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index af532110a..0085ef664 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -33,11 +33,10 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_odbc_result extends CI_DB_result { - public $num_rows; - /** * Number of rows in the result set * @@ -59,6 +58,8 @@ class CI_DB_odbc_result extends CI_DB_result { return $this->num_rows; } + // -------------------------------------------------------------------- + /** * Number of fields in the result set * diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index 946b36557..b91e76f85 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -33,12 +33,10 @@ * @category Database * @author Andrey Andreev * @link http://codeigniter.com/user_guide/database/ + * @since 3.0 */ class CI_DB_sqlite3_result extends CI_DB_result { - // Overwriting the parent here, so we have a way to know if it's already set - public $num_rows; - // num_fields() might be called multiple times, so we'll use this one to cache it's result protected $_num_fields; -- cgit v1.2.3-24-g4f1b From e8bfb6cb09e11f829c9b3497101e4873c3ba15e8 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 12:20:03 +0300 Subject: Suppress mysql_data_seek()'s ambiguous E_WARNING messages --- system/database/drivers/mysql/mysql_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index 14d6d072a..5b64785cd 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -132,7 +132,7 @@ class CI_DB_mysql_result extends CI_DB_result { */ protected function _data_seek($n = 0) { - return mysql_data_seek($this->result_id, $n); + return @mysql_data_seek($this->result_id, $n); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 4763c13c99eab2a720a4d6d913902e5cef4e76ec Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 13:58:18 +0300 Subject: Don't fetch DB result sets twice --- system/database/DB_result.php | 75 ++++++++++++++++++++++++++++++++++--------- 1 file changed, 59 insertions(+), 16 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 30e85cb99..53a23a8be 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -107,19 +107,43 @@ class CI_DB_result { */ public function custom_result_object($class_name) { - if (array_key_exists($class_name, $this->custom_result_object)) + if (isset($this->custom_result_object[$class_name])) { return $this->custom_result_object[$class_name]; } - - if ($this->result_id === FALSE OR $this->num_rows === 0) + elseif ( ! $this->result_id OR $this->num_rows === 0) { return array(); } - // add the data to the object + // Don't fetch the result set again if we already have it + $_data = NULL; + if (($c = count($this->result_array)) > 0) + { + $_data = 'result_array'; + } + elseif (($c = count($this->result_object)) > 0) + { + $_data = 'result_object'; + } + + if ($_data !== NULL) + { + for ($i = 0; $i < $c; $i++) + { + $this->custom_result_object[$class_name][$i] = new $class_name(); + + foreach ($this->$_data as $key => $value) + { + $this->custom_result_object[$class_name][$i]->$key = $value; + } + } + + return $this->custom_result_object[$class_name]; + } + $this->_data_seek(0); - $result_object = array(); + $this->custom_result_object[$class_name] = array(); while ($row = $this->_fetch_object()) { @@ -129,11 +153,10 @@ class CI_DB_result { $object->$key = $value; } - $result_object[] = $object; + $custom_result_object[$class_name][] = $object; } - // return the array - return $this->custom_result_object[$class_name] = $result_object; + return $this->custom_result_object[$class_name]; } // -------------------------------------------------------------------- @@ -150,14 +173,24 @@ class CI_DB_result { return $this->result_object; } - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows === 0) + // In the event that query caching is on, the result_id variable + // will not be a valid resource so we'll simply return an empty + // array. + if ( ! $this->result_id OR $this->num_rows === 0) { return array(); } + if (($c = count($this->result_array)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_object[$i] = (object) $this->result_array[$i]; + } + + return $this->result_object; + } + $this->_data_seek(0); while ($row = $this->_fetch_object()) { @@ -181,14 +214,24 @@ class CI_DB_result { return $this->result_array; } - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE OR $this->num_rows === 0) + // In the event that query caching is on, the result_id variable + // will not be a valid resource so we'll simply return an empty + // array. + if ( ! $this->result_id OR $this->num_rows === 0) { return array(); } + if (($c = count($this->result_object)) > 0) + { + for ($i = 0; $i < $c; $i++) + { + $this->result_array[$i] = (array) $this->result_object[$i]; + } + + return $this->result_array; + } + $this->_data_seek(0); while ($row = $this->_fetch_assoc()) { -- cgit v1.2.3-24-g4f1b From 34d67990c2987d662919f06bdf18d5cc522c2560 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 14:37:36 +0300 Subject: Optimize custom_result_object() --- system/database/DB_result.php | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 53a23a8be..fb3cff340 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -313,18 +313,19 @@ class CI_DB_result { */ public function custom_row_object($n, $type) { - $result = $this->custom_result_object($type); - if (count($result) === 0) + isset($this->custom_result_object[$type]) OR $this->custom_result_object($type); + + if (count($this->custom_result_object[$type]) === 0) { return NULL; } - if ($n !== $this->current_row && isset($result[$n])) + if ($n !== $this->current_row && isset($this->custom_result_object[$type][$n])) { $this->current_row = $n; } - return $result[$this->current_row]; + return $this->custom_result_object[$type][$this->current_row]; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From c7db6bb9b64c8322af4d727bcb71122cd7f09dbf Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 15:11:20 +0300 Subject: Clean-up the separate drivers' DB result classes from no longer needed methods --- system/database/DB_result.php | 17 +- system/database/drivers/cubrid/cubrid_result.php | 5 +- system/database/drivers/ibase/ibase_result.php | 122 +----- system/database/drivers/mssql/mssql_result.php | 5 +- system/database/drivers/mysql/mysql_result.php | 5 +- system/database/drivers/mysqli/mysqli_result.php | 5 +- system/database/drivers/oci8/oci8_result.php | 467 --------------------- system/database/drivers/odbc/odbc_result.php | 84 +--- system/database/drivers/pdo/pdo_result.php | 59 +-- system/database/drivers/postgre/postgre_result.php | 5 +- system/database/drivers/sqlite/sqlite_result.php | 5 +- system/database/drivers/sqlite3/sqlite3_result.php | 447 -------------------- system/database/drivers/sqlsrv/sqlsrv_result.php | 7 +- 13 files changed, 67 insertions(+), 1166 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index fb3cff340..ee0b61201 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -68,9 +68,20 @@ class CI_DB_result { */ public function num_rows() { - return is_int($this->num_rows) - ? $this->num_rows - : $this->num_rows = 0; + if (is_int($this->num_rows)) + { + return $this->num_rows; + } + elseif (count($this->result_array) > 0) + { + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) + { + return $this->num_rows = count($this->result_object); + } + + return $this->num_rows = count($this->result_array()); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 3eb9f7e3d..4c3978163 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -33,6 +33,7 @@ * @category Database * @author Esen Sagynov * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_cubrid_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_cubrid_result extends CI_DB_result { */ public function num_rows() { - return @cubrid_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @cubrid_num_rows($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/ibase/ibase_result.php b/system/database/drivers/ibase/ibase_result.php index 6a607f589..fdf74096f 100644 --- a/system/database/drivers/ibase/ibase_result.php +++ b/system/database/drivers/ibase/ibase_result.php @@ -37,26 +37,6 @@ */ class CI_DB_ibase_result extends CI_DB_result { - /** - * Number of rows in the result set - * - * @return int - */ - public function num_rows() - { - if (is_int($this->num_rows)) - { - return $this->num_rows; - } - - // Get the results so that you can get an accurate rowcount - $this->result(); - - return $this->num_rows; - } - - // -------------------------------------------------------------------- - /** * Number of fields in the result set * @@ -138,13 +118,7 @@ class CI_DB_ibase_result extends CI_DB_result { */ protected function _fetch_assoc() { - if (($row = @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; + return @ibase_fetch_assoc($this->result_id, IBASE_FETCH_BLOBS); } // -------------------------------------------------------------------- @@ -158,99 +132,7 @@ class CI_DB_ibase_result extends CI_DB_result { */ protected function _fetch_object() { - if (($row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS)) !== FALSE) - { - //Increment row count - $this->num_rows++; - } - - return $row; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return object - */ - public function result_object() - { - if (count($this->result_object) === $this->num_rows) - { - return $this->result_object; - } - - // Convert result array to object so that - // We don't have to get the result again - if (($c = count($this->result_array)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_object[$i] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) - { - return array(); - } - - $this->num_rows = 0; - while ($row = $this->_fetch_object()) - { - $this->result_object[] = $row; - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "array" version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) === $this->num_rows) - { - return $this->result_array; - } - - // Since the object and array are really similar, just case - // the result object to an array if need be - if (($c = count($this->result_object)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - - return $this->result_array; - } - - // In the event that query caching is on the result_id variable - // will return FALSE since there isn't a valid SQL resource so - // we'll simply return an empty array. - if ($this->result_id === FALSE) - { - return array(); - } - - $this->num_rows = 0; - while ($row = $this->_fetch_assoc()) - { - $this->result_array[] = $row; - } - - return $this->result_array; + return @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS); } } diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index 5929306af..62996aac1 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_mssql_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mssql_result extends CI_DB_result { */ public function num_rows() { - return @mssql_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @mssql_num_rows($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index 5b64785cd..b507f7960 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.0 */ class CI_DB_mysql_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mysql_result extends CI_DB_result { */ public function num_rows() { - return @mysql_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @mysql_num_rows($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php index 9b4d494d4..bf96ed9d4 100644 --- a/system/database/drivers/mysqli/mysqli_result.php +++ b/system/database/drivers/mysqli/mysqli_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_mysqli_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_mysqli_result extends CI_DB_result { */ public function num_rows() { - return $this->result_id->num_rows; + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = $this->result_id->num_rows; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index f168131e6..faa295e2a 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -61,35 +61,6 @@ class CI_DB_oci8_result extends CI_DB_result { // -------------------------------------------------------------------- - /** - * Number of rows in the result set. - * - * Oracle doesn't have a graceful way to return the number of rows - * so we have to use what amounts to a hack. - * - * @return int - */ - public function num_rows() - { - if ( ! is_int($this->num_rows)) - { - if (count($this->result_array) > 0) - { - return $this->num_rows = count($this->result_array); - } - elseif (count($this->result_object) > 0) - { - return $this->num_rows = count($this->result_object); - } - - return $this->num_rows = count($this->result_array()); - } - - return $this->num_rows; - } - - // -------------------------------------------------------------------- - /** * Number of fields in the result set * @@ -206,444 +177,6 @@ class CI_DB_oci8_result extends CI_DB_result { // -------------------------------------------------------------------- - /** - * Query result. Array version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (count($this->result_object) > 0) - { - for ($i = 0, $c = count($this->result_object); $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - - return $this->result_array; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_array; - } - else - { - $row_index = count($this->row_data); - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index++] = $row; - } - - return $this->result_array = $this->row_data; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return array - */ - public function result_object() - { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (count($this->result_array) > 0) - { - for ($i = 0, $c = count($this->result_array); $i < $c; $i++) - { - $this->result_object[] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_object; - } - else - { - $row_index = count($this->row_data); - for ($i = 0; $i < $row_index; $i++) - { - $this->result_object[$i] = (object) $this->row_data[$i]; - } - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_object()) - { - $this->row_data[$row_index] = (array) $row; - $this->result_object[$row_index++] = $row; - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Custom object version. - * - * @param string class name used to instantiate rows to - * @return array - */ - public function custom_result_object($class_name) - { - if (isset($this->custom_result_object[$class_name])) - { - return $this->custom_result_object[$class_name]; - } - - if ( ! class_exists($class_name) OR $this->result_id === FALSE OR $this->num_rows() === 0) - { - return array(); - } - - /* Even if we didn't have result_array or result_object - * set prior to custom_result_object() being called, - * num_rows() has already done so. - * Pass by reference, as we don't know how - * large it might be and we don't want 1000 row - * sets being copied. - */ - if (count($this->result_array) > 0) - { - $data = &$this->result_array; - } - elseif (count($this->result_object) > 0) - { - $data = &$this->result_object; - } - - $this->custom_result_object[$class_name] = array(); - for ($i = 0, $c = count($data); $i < $c; $i++) - { - $this->custom_result_object[$class_name][$i] = new $class_name(); - foreach ($data[$i] as $key => $value) - { - $this->custom_result_object[$class_name][$i]->$key = $value; - } - } - - return $this->custom_result_object[$class_name]; - } - - // -------------------------------------------------------------------- - - /* Single row result. - * - * Acts as a wrapper for row_object(), row_array() - * and custom_row_object(). Also used by first_row(), next_row() - * and previous_row(). - * - * @param int row index - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function row($n = 0, $type = 'object') - { - if ($type === 'object') - { - return $this->row_object($n); - } - elseif ($type === 'array') - { - return $this->row_array($n); - } - - return $this->custom_row_object($n, $type); - } - - // -------------------------------------------------------------------- - - /* Single row result. Array version. - * - * @param int row index - * @return array - */ - public function row_array($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* If row_data is initialized, it means that we've already tried - * (at least) to fetch some data, so ... check if we already have - * this row. - */ - if (is_array($this->row_data)) - { - /* If we already have row_data[$n] - return it. - * - * If we enter the elseif, there's a number of reasons to - * return an empty array: - * - * - count($this->row_data) === 0 means there are no results - * - num_rows being set, result_array and/or result_object - * having count() > 0 means that we've already fetched all - * data and $n is greater than our highest row index available - * - $n < $this->current_row means that if such row existed, - * we would've already returned it, therefore $n is an - * invalid index - */ - if (isset($this->row_data[$n])) // We already have this row - { - $this->current_row = $n; - return $this->row_data[$n]; - } - elseif (count($this->row_data) === 0 OR is_int($this->num_rows) - OR count($this->result_array) > 0 OR count($this->result_object) > 0 - OR $n < $this->current_row) - { - // No such row exists - return NULL; - } - - // Get the next row index that would actually need to be fetched - $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; - } - else - { - $current_row = $this->current_row = 0; - $this->row_data = array(); - } - - /* Fetch more data, if available - * - * NOTE: Operator precedence is important here, if you change - * 'AND' with '&&' - it WILL BREAK the results, as - * $row will be assigned the scalar value of both - * expressions! - */ - while ($row = $this->_fetch_assoc() AND $current_row <= $n) - { - $this->row_data[$current_row++] = $row; - } - - // This would mean that there's no (more) data to fetch - if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) - { - // Cache what we already have - if (is_array($this->row_data)) - { - $this->num_rows = count($this->row_data); - /* Usually, row_data could have less elements than result_array, - * but at this point - they should be exactly the same. - */ - $this->result_array = $this->row_data; - } - else - { - $this->num_rows = 0; - } - - return NULL; - } - - $this->current_row = $n; - return $this->row_data[$n]; - } - - // -------------------------------------------------------------------- - - /* Single row result. Object version. - * - * @param int row index - * @return mixed object if row found; empty array if not - */ - public function row_object($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - /* Logic here is exactly the same as in row_array, - * except we have to cast row_data[$n] to an object. - * - * If we already have result_object though - we can - * directly return from it. - */ - if (isset($this->result_object[$n])) - { - $this->current_row = $n; - // Set this, if not already done. - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($this->result_object); - } - - return $this->result_object[$n]; - } - - $row = $this->row_array($n); - // Cast only if the row exists - if (count($row) > 0) - { - $this->current_row = $n; - return (object) $row; - } - - return NULL; - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($n = 0, $class_name) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - if (array_key_exists($class_name, $this->custom_result_object)) - { - /* We already have a the whole result set with this class_name, - * return the specified row if it exists, and an empty array if - * it doesn't. - */ - if (isset($this->custom_result_object[$class_name][$n])) - { - $this->current_row = $n; - return $this->custom_result_object[$class_name][$n]; - } - else - { - return NULL; - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return NULL; - } - - $row = $this->row_array($n); - // A non-array would mean that the row doesn't exist - if ( ! is_array($row)) - { - return NULL; - } - - // Convert to the desired class and return - $row_object = new $class_name(); - foreach ($row as $key => $value) - { - $row_object->$key = $value; - } - - $this->current_row = $n; - return $row_object; - } - - // -------------------------------------------------------------------- - - /* First row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function first_row($type = 'object') - { - return $this->row(0, $type); - } - - // -------------------------------------------------------------------- - - /* Last row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function last_row($type = 'object') - { - $result = &$this->result($type); - if ( ! isset($this->num_rows)) - { - $this->num_rows = count($result); - } - $this->current_row = $this->num_rows - 1; - return $result[$this->current_row]; - } - - // -------------------------------------------------------------------- - - /* Next row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function next_row($type = 'object') - { - if (is_array($this->row_data)) - { - $count = count($this->row_data); - if ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) - { - $n = $count; - } - else - { - $n = $this->current_row + 1; - } - } - else - { - $n = 0; - } - - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - - /* Previous row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function previous_row($type = 'object') - { - $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - /** * Data Seek * diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 0085ef664..1d998bea8 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -48,14 +48,22 @@ class CI_DB_odbc_result extends CI_DB_result { { return $this->num_rows; } + elseif (($this->num_rows = @odbc_num_rows($this->result_id)) !== -1) + { + return $this->num_rows; + } // Work-around for ODBC subdrivers that don't support num_rows() - if (($this->num_rows = @odbc_num_rows($this->result_id)) === -1) + if (count($this->result_array) > 0) { - $this->num_rows = count($this->result_array()); + return $this->num_rows = count($this->result_array); + } + elseif (count($this->result_object) > 0) + { + return $this->num_rows = count($this->result_object); } - return $this->num_rows; + return $this->num_rows = count($this->result_array()); } // -------------------------------------------------------------------- @@ -164,76 +172,6 @@ class CI_DB_odbc_result extends CI_DB_result { return odbc_fetch_object($this->result_id); } - // -------------------------------------------------------------------- - - /** - * Query result. Array version. - * - * @return array - */ - public function result_array() - { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (($c = count($this->result_object)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_array[$i] = (array) $this->result_object[$i]; - } - } - elseif ($this->result_id === FALSE) - { - return array(); - } - else - { - while ($row = $this->_fetch_assoc()) - { - $this->result_array[] = $row; - } - } - - return $this->result_array; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Object version. - * - * @return array - */ - public function result_object() - { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (($c = count($this->result_array)) > 0) - { - for ($i = 0; $i < $c; $i++) - { - $this->result_object[$i] = (object) $this->result_array[$i]; - } - } - elseif ($this->result_id === FALSE) - { - return array(); - } - else - { - while ($row = $this->_fetch_object()) - { - $this->result_object[] = $row; - } - } - - return $this->result_object; - } - } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 867105605..8dc16b1df 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.1.0 + * @since Version 1.0 * @filesource */ @@ -33,19 +33,10 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_pdo_result extends CI_DB_result { - /** - * @var bool Hold the flag whether a result handler already fetched before - */ - protected $is_fetched = FALSE; - - /** - * @var mixed Hold the fetched assoc array of a result handler - */ - protected $result_assoc; - /** * Number of rows in the result set * @@ -53,52 +44,24 @@ class CI_DB_pdo_result extends CI_DB_result { */ public function num_rows() { - if (empty($this->result_id) OR ! is_object($this->result_id)) + if (is_int($this->num_rows)) { - // invalid result handler - return 0; + return $this->num_rows; } - elseif (($num_rows = $this->result_id->rowCount()) && $num_rows > 0) + elseif (count($this->result_array) > 0) { - // If rowCount return something, we're done. - return $num_rows; + return $this->num_rows = count($this->result_array); } - - // Fetch the result, instead perform another extra query - return ($this->is_fetched && is_array($this->result_assoc)) ? count($this->result_assoc) : count($this->result_assoc()); - } - - /** - * Fetch the result handler - * - * @return mixed - */ - public function result_assoc() - { - // If the result already fetched before, use that one - if (count($this->result_array) > 0 OR $this->is_fetched) + elseif (count($this->result_object) > 0) { - return $this->result_array(); + return $this->num_rows = count($this->result_object); } - - // Define the output - $output = array('assoc', 'object'); - - // Initial value - $this->result_assoc = array() and $this->result_object = array(); - - // Fetch the result - while ($row = $this->_fetch_assoc()) + elseif (($this->num_rows = $this->restul_id->rowCount()) > 0) { - $this->result_assoc[] = $row; - $this->result_object[] = (object) $row; + return $this->num_rows; } - // Save this as buffer and marked the fetch flag - $this->result_array = $this->result_assoc; - $this->is_fetched = TRUE; - - return $this->result_assoc; + return $this->num_rows = count($this->result_array()); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index f913bc9eb..515acd20f 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_postgre_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_postgre_result extends CI_DB_result { */ public function num_rows() { - return @pg_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @pg_num_rows($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php index 741dc9d8d..307dec5a9 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 1.3 */ class CI_DB_sqlite_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlite_result extends CI_DB_result { */ public function num_rows() { - return @sqlite_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @sqlite_num_rows($this->result_id); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index b91e76f85..4d59bb08a 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -40,23 +40,6 @@ class CI_DB_sqlite3_result extends CI_DB_result { // num_fields() might be called multiple times, so we'll use this one to cache it's result protected $_num_fields; - /** - * Number of rows in the result set - * - * @return int - */ - public function num_rows() - { - /* The SQLite3 driver doesn't have a graceful way to do this, - * so we'll have to do it on our own. - */ - return is_int($this->num_rows) - ? $this->num_rows - : $this->num_rows = count($this->result_array()); - } - - // -------------------------------------------------------------------- - /** * Number of fields in the result set * @@ -162,436 +145,6 @@ class CI_DB_sqlite3_result extends CI_DB_result { // -------------------------------------------------------------------- - /** - * Query result. "array" version. - * - * return array - */ - public function result_array() - { - if (count($this->result_array) > 0) - { - return $this->result_array; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_array; - } - else - { - $row_index = count($this->row_data); - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index++] = $row; - } - - return $this->result_array = $this->row_data; - } - - // -------------------------------------------------------------------- - - /** - * Query result. "object" version. - * - * @return array - */ - public function result_object() - { - if (count($this->result_object) > 0) - { - return $this->result_object; - } - elseif (count($this->result_array) > 0) - { - for ($i = 0, $c = count($this->result_array); $i < $c; $i++) - { - $this->result_object[] = (object) $this->result_array[$i]; - } - - return $this->result_object; - } - elseif (is_array($this->row_data)) - { - if (count($this->row_data) === 0) - { - return $this->result_object; - } - else - { - $row_index = count($this->row_data); - for ($i = 0; $i < $row_index; $i++) - { - $this->result_object[$i] = (object) $this->row_data[$i]; - } - } - } - else - { - $row_index = 0; - $this->row_data = array(); - } - - $row = NULL; - while ($row = $this->_fetch_assoc()) - { - $this->row_data[$row_index] = $row; - $this->result_object[$row_index++] = (object) $row; - } - - $this->result_array = $this->row_data; - - /* As described for the num_rows() method - there's no easy - * way to get the number of rows selected. Our work-around - * solution (as in here as well) first checks if result_array - * exists and returns its count. It doesn't however check for - * custom_object_result, so - do it here. - */ - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($this->result_object); - } - - return $this->result_object; - } - - // -------------------------------------------------------------------- - - /** - * Query result. Custom object version. - * - * @param string class name used to instantiate rows to - * @return array - */ - public function custom_result_object($class_name) - { - if (array_key_exists($class_name, $this->custom_result_object)) - { - return $this->custom_result_object[$class_name]; - } - - if ( ! class_exists($class_name) OR ! is_object($this->result_id) OR $this->num_rows() === 0) - { - return array(); - } - - /* Even if result_array hasn't been set prior to custom_result_object being called, - * num_rows() has done it. - */ - $data = &$this->result_array; - - $result_object = array(); - for ($i = 0, $c = count($data); $i < $c; $i++) - { - $result_object[$i] = new $class_name(); - foreach ($data[$i] as $key => $value) - { - $result_object[$i]->$key = $value; - } - } - - /* As described for the num_rows() method - there's no easy - * way to get the number of rows selected. Our work-around - * solution (as in here as well) first checks if result_array - * exists and returns its count. It doesn't however check for - * custom_object_result, so - do it here. - */ - if ( ! is_int($this->num_rows)) - { - $this->num_rows = count($result_object); - } - - // Cache and return the array - return $this->custom_result_object[$class_name] = $result_object; - } - - // -------------------------------------------------------------------- - - /* Single row result. - * - * Acts as a wrapper for row_object(), row_array() - * and custom_row_object(). Also used by first_row(), next_row() - * and previous_row(). - * - * @param int row index - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function row($n = 0, $type = 'object') - { - if ($type === 'object') - { - return $this->row_object($n); - } - elseif ($type === 'array') - { - return $this->row_array($n); - } - - return $this->custom_row_object($n, $type); - } - - // -------------------------------------------------------------------- - - /* Single row result. Array version. - * - * @param int row index - * @return array - */ - public function row_array($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* If row_data is initialized, it means that we've already tried - * (at least) to fetch some data, so ... check if we already have - * this row. - */ - if (is_array($this->row_data)) - { - /* If we already have row_data[$n] - return it. - * - * If we enter the elseif, there's a number of reasons to - * return an empty array: - * - * - count($this->row_data) === 0 means there are no results - * - num_rows being set or result_array having count() > 0 means - * that we've already fetched all data and $n is greater than - * our highest row index available - * - $n < $this->current_row means that if such row existed, - * we would've already returned it, therefore $n is an - * invalid index - */ - if (isset($this->row_data[$n])) // We already have this row - { - $this->current_row = $n; - return $this->row_data[$n]; - } - elseif (count($this->row_data) === 0 OR is_int($this->num_rows) - OR count($this->result_array) > 0 OR $n < $this->current_row) - { - // No such row exists - return NULL; - } - - // Get the next row index that would actually need to be fetched - $current_row = ($this->current_row < count($this->row_data)) ? count($this->row_data) : $this->current_row + 1; - } - else - { - $current_row = $this->current_row = 0; - $this->row_data = array(); - } - - /* Fetch more data, if available - * - * NOTE: Operator precedence is important here, if you change - * 'AND' with '&&' - it WILL BREAK the results, as - * $row will be assigned the scalar value of both - * expressions! - */ - while ($row = $this->_fetch_assoc() AND $current_row <= $n) - { - $this->row_data[$current_row++] = $row; - } - - // This would mean that there's no (more) data to fetch - if ( ! is_array($this->row_data) OR ! isset($this->row_data[$n])) - { - // Cache what we already have - if (is_array($this->row_data)) - { - $this->num_rows = count($this->row_data); - /* Usually, row_data could have less elements than result_array, - * but at this point - they should be exactly the same. - */ - $this->result_array = $this->row_data; - } - else - { - $this->num_rows = 0; - } - - return NULL; - } - - $this->current_row = $n; - return $this->row_data[$n]; - } - - // -------------------------------------------------------------------- - - /* Single row result. Object version. - * - * @param int row index - * @return mixed object if row found; empty array if not - */ - public function row_object($n = 0) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - /* Logic here is exactly the same as in row_array, - * except we have to cast row_data[$n] to an object. - * - * If we already have result_object though - we can - * directly return from it. - */ - if (isset($this->result_object[$n])) - { - $this->current_row = $n; - return $this->result_object[$n]; - } - - $row = $this->row_array($n); - // Cast only if the row exists - if (count($row) > 0) - { - $this->current_row = $n; - return (object) $row; - } - - return NULL; - } - - // -------------------------------------------------------------------- - - /* Single row result. Custom object version. - * - * @param int row index - * @param string custom class name - * @return mixed custom object if row found; empty array otherwise - */ - public function custom_row_object($n = 0, $class_name) - { - // Make sure $n is not a string - if ( ! is_int($n)) - { - $n = (int) $n; - } - - if (array_key_exists($class_name, $this->custom_result_object)) - { - /* We already have a the whole result set with this class_name, - * return the specified row if it exists, and an empty array if - * it doesn't. - */ - if (isset($this->custom_result_object[$class_name][$n])) - { - $this->current_row = $n; - return $this->custom_result_object[$class_name][$n]; - } - else - { - return NULL; - } - } - elseif ( ! class_exists($class_name)) // No such class exists - { - return NULL; - } - - $row = $this->row_array($n); - // A non-array would mean that the row doesn't exist - if ( ! is_array($row)) - { - return NULL; - } - - // Convert to the desired class and return - $row_object = new $class_name(); - foreach ($row as $key => $value) - { - $row_object->$key = $value; - } - - $this->current_row = $n; - return $row_object; - } - - // -------------------------------------------------------------------- - - /* First row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function first_row($type = 'object') - { - return $this->row(0, $type); - } - - // -------------------------------------------------------------------- - - /* Last row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function last_row($type = 'object') - { - $result = &$this->result($type); - if ( ! isset($this->num_rows)) - { - $this->num_rows = count($result); - } - $this->current_row = $this->num_rows - 1; - return $result[$this->current_row]; - } - - // -------------------------------------------------------------------- - - /* Next row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function next_row($type = 'object') - { - if (is_array($this->row_data)) - { - $count = count($this->row_data); - $n = ($this->current_row > $count OR ($this->current_row === 0 && $count === 0)) ? $count : $this->current_row + 1; - } - else - { - $n = 0; - } - - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - - /* Previous row result. - * - * @param string ('object', 'array' or a custom class name) - * @return mixed whatever was passed to the second parameter - */ - public function previous_row($type = 'object') - { - $n = ($this->current_row !== 0) ? $this->current_row - 1 : 0; - return $this->row($n, $type); - } - - // -------------------------------------------------------------------- - /** * Data Seek * diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php index f9d5a0d29..d469ff470 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -21,7 +21,7 @@ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com - * @since Version 2.0.3 + * @since Version 1.0 * @filesource */ @@ -33,6 +33,7 @@ * @category Database * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/database/ + * @since 2.0.3 */ class CI_DB_sqlsrv_result extends CI_DB_result { @@ -43,7 +44,9 @@ class CI_DB_sqlsrv_result extends CI_DB_result { */ public function num_rows() { - return @sqlsrv_num_rows($this->result_id); + return is_int($this->num_rows) + ? $this->num_rows + : $this->num_rows = @sqlsrv_num_rows($this->result_id); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 014a4d23c4805d5aa81b2feb0f9694611a372a9f Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 15:14:58 +0300 Subject: Fix a typo --- system/database/drivers/pdo/pdo_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 8dc16b1df..322da8d37 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -56,7 +56,7 @@ class CI_DB_pdo_result extends CI_DB_result { { return $this->num_rows = count($this->result_object); } - elseif (($this->num_rows = $this->restul_id->rowCount()) > 0) + elseif (($this->num_rows = $this->result_id->rowCount()) > 0) { return $this->num_rows; } -- cgit v1.2.3-24-g4f1b From 77a5d94974f546fb5f1cb04cfca4dbdf54f1d46b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 15:42:14 +0300 Subject: Add a default _count_string property --- system/database/DB_driver.php | 7 +++++++ system/database/drivers/cubrid/cubrid_driver.php | 6 ------ system/database/drivers/ibase/ibase_driver.php | 8 +------- system/database/drivers/mssql/mssql_driver.php | 6 ------ system/database/drivers/mysql/mysql_driver.php | 6 ------ system/database/drivers/mysqli/mysqli_driver.php | 6 ------ system/database/drivers/odbc/odbc_driver.php | 6 ------ system/database/drivers/pdo/pdo_driver.php | 6 ------ system/database/drivers/postgre/postgre_driver.php | 6 ------ system/database/drivers/sqlite/sqlite_driver.php | 6 ------ system/database/drivers/sqlite3/sqlite3_driver.php | 6 ------ system/database/drivers/sqlsrv/sqlsrv_driver.php | 6 ------ 12 files changed, 8 insertions(+), 67 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index ebf828c4e..d5367b4d2 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -77,6 +77,13 @@ abstract class CI_DB_driver { protected $_protect_identifiers = TRUE; protected $_reserved_identifiers = array('*'); // Identifiers that should NOT be escaped + /** + * The syntax to count rows is slightly different across different + * database engines, so this string appears in each driver and is + * used for the count_all() and count_all_results() functions. + */ + protected $_count_string = 'SELECT COUNT(*) AS '; + /** * Constructor * diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index 7496ee42f..a3d0287f5 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -49,12 +49,6 @@ class CI_DB_cubrid_driver extends CI_DB { protected $_like_escape_str = ''; protected $_like_escape_chr = ''; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword // CUBRID-specific properties diff --git a/system/database/drivers/ibase/ibase_driver.php b/system/database/drivers/ibase/ibase_driver.php index a257e3c55..c9027670d 100644 --- a/system/database/drivers/ibase/ibase_driver.php +++ b/system/database/drivers/ibase/ibase_driver.php @@ -49,13 +49,7 @@ class CI_DB_ibase_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; - protected $_random_keyword = ' Random()'; // database specific random keyword + protected $_random_keyword = ' Random()'; // database specific random keyword // Keeps track of the resource for the current transaction protected $trans; diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index 3026b36dc..1714704a8 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -49,12 +49,6 @@ class CI_DB_mssql_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() methods. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' NEWID()'; // MSSQL-specific properties diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php index d11f015a6..29db90408 100644 --- a/system/database/drivers/mysql/mysql_driver.php +++ b/system/database/drivers/mysql/mysql_driver.php @@ -49,12 +49,6 @@ class CI_DB_mysql_driver extends CI_DB { protected $_like_escape_str = ''; protected $_like_escape_chr = '\\'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword /** diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php index d1581bf1a..be61aab20 100644 --- a/system/database/drivers/mysqli/mysqli_driver.php +++ b/system/database/drivers/mysqli/mysqli_driver.php @@ -49,12 +49,6 @@ class CI_DB_mysqli_driver extends CI_DB { protected $_like_escape_str = ''; protected $_like_escape_chr = '\\'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RAND()'; // database specific random keyword /** diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php index bd5759289..8f0a474b0 100644 --- a/system/database/drivers/odbc/odbc_driver.php +++ b/system/database/drivers/odbc/odbc_driver.php @@ -49,12 +49,6 @@ class CI_DB_odbc_driver extends CI_DB { protected $_like_escape_str = " {escape '%s'} "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; public function __construct($params) diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index a3ad46900..3ef376ca5 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -49,12 +49,6 @@ class CI_DB_pdo_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword; // need to track the pdo driver and options diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index e73122bc7..20b78673e 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -48,12 +48,6 @@ class CI_DB_postgre_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RANDOM()'; // database specific random keyword /** diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 87be7a54a..19824dbbf 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -49,12 +49,6 @@ class CI_DB_sqlite_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' Random()'; // database specific random keyword /** diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php index 1c6533f22..cc35d319f 100644 --- a/system/database/drivers/sqlite3/sqlite3_driver.php +++ b/system/database/drivers/sqlite3/sqlite3_driver.php @@ -50,12 +50,6 @@ class CI_DB_sqlite3_driver extends CI_DB { protected $_like_escape_str = ' ESCAPE \'%s\' '; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' RANDOM()'; /** diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 3a4fc0aff..8bd18bd76 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -49,12 +49,6 @@ class CI_DB_sqlsrv_driver extends CI_DB { protected $_like_escape_str = " ESCAPE '%s' "; protected $_like_escape_chr = '!'; - /** - * The syntax to count rows is slightly different across different - * database engines, so this string appears in each driver and is - * used for the count_all() and count_all_results() functions. - */ - protected $_count_string = 'SELECT COUNT(*) AS '; protected $_random_keyword = ' NEWID()'; // SQLSRV-specific properties -- cgit v1.2.3-24-g4f1b From 7ca36131d881d3f83a86d824263d4abd65439e12 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 16:20:15 +0300 Subject: Fix pdo_result num_rows() for subdrivers that don't support rowCount() --- system/database/drivers/pdo/pdo_result.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index 322da8d37..b45e74195 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -56,9 +56,9 @@ class CI_DB_pdo_result extends CI_DB_result { { return $this->num_rows = count($this->result_object); } - elseif (($this->num_rows = $this->result_id->rowCount()) > 0) + elseif (($num_rows = $this->result_id->rowCount()) > 0) { - return $this->num_rows; + return $this->num_rows = $num_rows; } return $this->num_rows = count($this->result_array()); -- cgit v1.2.3-24-g4f1b From 35c7adc7f3d3058a29b177dcaa888c67dd174613 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 18:06:32 +0300 Subject: Apparently mysql_data_seek() causes problems even when we suppress and ignore it --- system/database/drivers/mysql/mysql_result.php | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index b507f7960..a75cfad1f 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -37,6 +37,23 @@ */ class CI_DB_mysql_result extends CI_DB_result { + /** + * Constructor + * + * @param object + * @return void + */ + public function __construct(&$driver_object) + { + parent::__construct($driver_object); + + // Required, due to mysql_data_seek() causing nightmares + // with empty result sets + $this->num_rows = @mysql_num_rows($this->result_id); + } + + // -------------------------------------------------------------------- + /** * Number of rows in the result set * @@ -44,9 +61,7 @@ class CI_DB_mysql_result extends CI_DB_result { */ public function num_rows() { - return is_int($this->num_rows) - ? $this->num_rows - : $this->num_rows = @mysql_num_rows($this->result_id); + return $this->num_rows; } // -------------------------------------------------------------------- @@ -135,7 +150,9 @@ class CI_DB_mysql_result extends CI_DB_result { */ protected function _data_seek($n = 0) { - return @mysql_data_seek($this->result_id, $n); + return $this->num_rows + ? @mysql_data_seek($this->result_id, $n) + : FALSE; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 9e3a83a65668cc26b685f0b35a4428809435f7c9 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 21:57:41 +0300 Subject: Fix PDO version() --- system/database/drivers/pdo/pdo_driver.php | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 3ef376ca5..38a9fec80 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -250,9 +250,20 @@ class CI_DB_pdo_driver extends CI_DB { */ public function version() { - return isset($this->data_cache['version']) - ? $this->data_cache['version'] - : $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); + if (isset($this->data_cache['version'])) + { + return $this->data_cache['version']; + } + + // Not all subdrivers support the getAttribute() method + try + { + return $this->data_cache['version'] = $this->conn_id->getAttribute(PDO::ATTR_SERVER_VERSION); + } + catch (PDOException $e) + { + return parent::version(); + } } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From bd6116a63899c5efcf35e175b3db14b1f05c60a9 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 5 Jul 2012 22:11:42 +0300 Subject: Replace localhost with 127.0.0.1 and remove the PDO::ERRMODE_SILENT option - it's the default anyway --- system/database/drivers/pdo/pdo_driver.php | 1 - system/database/drivers/pdo/subdrivers/pdo_4d_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_informix_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_oci_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php | 2 +- system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php | 2 +- 10 files changed, 9 insertions(+), 10 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/pdo/pdo_driver.php b/system/database/drivers/pdo/pdo_driver.php index 26ad3831a..b36a3d927 100644 --- a/system/database/drivers/pdo/pdo_driver.php +++ b/system/database/drivers/pdo/pdo_driver.php @@ -114,7 +114,6 @@ class CI_DB_pdo_driver extends CI_DB { */ public function db_connect($persistent = FALSE) { - $this->options[PDO::ATTR_ERRMODE] = PDO::ERRMODE_SILENT; $this->options[PDO::ATTR_PERSISTENT] = $persistent; // Connecting... diff --git a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php index b2e905cd1..e287f5c63 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_4d_driver.php @@ -61,7 +61,7 @@ class CI_DB_pdo_4d_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = '4D:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn = '4D:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); empty($this->port) OR $this->dsn .= ';port='.$this->port; empty($this->database) OR $this->dsn .= ';dbname='.$this->database; diff --git a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php index e4fae5a18..05eeacfe6 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_cubrid_driver.php @@ -64,7 +64,7 @@ class CI_DB_pdo_cubrid_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = 'cubrid:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn = 'cubrid:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); empty($this->port) OR $this->dsn .= ';port='.$this->port; empty($this->database) OR $this->dsn .= ';dbname='.$this->database; diff --git a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php index c175f3025..832c03c96 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_ibm_driver.php @@ -92,7 +92,7 @@ class CI_DB_pdo_ibm_driver extends CI_DB_pdo_driver { } else { - $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? 'localhost;' : $this->hostname.';'); + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? '127.0.0.1;' : $this->hostname.';'); } if (isset($this->PORT)) diff --git a/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php index 11e1481f5..a3efc63dc 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_informix_driver.php @@ -81,7 +81,7 @@ class CI_DB_pdo_informix_driver extends CI_DB_pdo_driver { } else { - $this->dsn .= 'host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn .= 'host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); } if (isset($this->service)) diff --git a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php index cb0dbf01d..78afe246c 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_mysql_driver.php @@ -64,7 +64,7 @@ class CI_DB_pdo_mysql_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = 'mysql:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn = 'mysql:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); empty($this->port) OR $this->dsn .= ';port='.$this->port; empty($this->database) OR $this->dsn .= ';dbname='.$this->database; diff --git a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php index 53f73436d..56ec1bce1 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_oci_driver.php @@ -76,7 +76,7 @@ class CI_DB_pdo_oci_driver extends CI_DB_pdo_driver { } else { - $this->dsn .= '//'.(empty($this->hostname) ? 'localhost' : $this->hostname) + $this->dsn .= '//'.(empty($this->hostname) ? '127.0.0.1' : $this->hostname) .(empty($this->port) ? '' : ':'.$this->port).'/'; empty($this->database) OR $this->dsn .= $this->database; diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php index 1fd8f14b4..392754ff7 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -100,7 +100,7 @@ class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { } else { - $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? 'localhost;' : $this->hostname.';'); + $this->dsn .= 'HOSTNAME='.(empty($this->hostname) ? '127.0.0.1;' : $this->hostname.';'); } if (isset($this->PORT)) diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 5907de97c..9a476f143 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -58,7 +58,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = 'pgsql:host='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn = 'pgsql:host='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); empty($this->port) OR $this->dsn .= ';port='.$this->port; empty($this->database) OR $this->dsn .= ';dbname='.$this->database; diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index 7cebae9e6..f125b8f50 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -60,7 +60,7 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { if (empty($this->dsn)) { - $this->dsn = 'sqlsrv:Server='.(empty($this->hostname) ? 'localhost' : $this->hostname); + $this->dsn = 'sqlsrv:Server='.(empty($this->hostname) ? '127.0.0.1' : $this->hostname); empty($this->port) OR $this->dsn .= ','.$this->port; empty($this->database) OR $this->dsn .= ';Database='.$this->database; -- cgit v1.2.3-24-g4f1b From 9a4f356846daa078c077cbadb227524c857b8f97 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 6 Jul 2012 11:57:37 +0300 Subject: _fetch_object(), custom_result_object() to utilize PHP's native capability to directly return custom class results --- system/database/DB_result.php | 22 +++++++++------- system/database/drivers/cubrid/cubrid_result.php | 5 ++-- system/database/drivers/ibase/ibase_result.php | 18 ++++++++++++-- system/database/drivers/mssql/mssql_result.php | 20 ++++++++++++--- system/database/drivers/mysql/mysql_result.php | 5 ++-- system/database/drivers/mysqli/mysqli_result.php | 5 ++-- system/database/drivers/oci8/oci8_result.php | 21 +++++++++++++--- system/database/drivers/odbc/odbc_result.php | 18 ++++++++++++-- system/database/drivers/pdo/pdo_result.php | 5 ++-- system/database/drivers/postgre/postgre_result.php | 5 ++-- system/database/drivers/sqlite/sqlite_result.php | 11 +++----- system/database/drivers/sqlite3/sqlite3_result.php | 29 ++++++++++++++++------ system/database/drivers/sqlsrv/sqlsrv_result.php | 5 ++-- 13 files changed, 123 insertions(+), 46 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index ee0b61201..399e45120 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -156,15 +156,9 @@ class CI_DB_result { $this->_data_seek(0); $this->custom_result_object[$class_name] = array(); - while ($row = $this->_fetch_object()) + while ($row = $this->_fetch_object($class_name)) { - $object = new $class_name(); - foreach ($row as $key => $value) - { - $object->$key = $value; - } - - $custom_result_object[$class_name][] = $object; + $custom_result_object[$class_name][] = $row; } return $this->custom_result_object[$class_name]; @@ -461,11 +455,21 @@ class CI_DB_result { /** * Returns an unbuffered row and move pointer to next row * + * @param string 'array', 'object' or a custom class name * @return mixed either a result object or array */ public function unbuffered_row($type = 'object') { - return ($type !== 'array') ? $this->_fetch_object() : $this->_fetch_assoc(); + if ($type === 'array') + { + return $this->_fetch_assoc(); + } + elseif ($type === 'object') + { + return $this->_fetch_object(); + } + + return $this->_fetch_object($type); } // -------------------------------------------------------------------- diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 4c3978163..4a06a2d39 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -160,11 +160,12 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return cubrid_fetch_object($this->result_id); + return cubrid_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/ibase/ibase_result.php b/system/database/drivers/ibase/ibase_result.php index fdf74096f..95e55710b 100644 --- a/system/database/drivers/ibase/ibase_result.php +++ b/system/database/drivers/ibase/ibase_result.php @@ -128,11 +128,25 @@ class CI_DB_ibase_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS); + $row = @ibase_fetch_object($this->result_id, IBASE_FETCH_BLOBS); + + if ($class_name === 'stdClass' OR ! $row) + { + return $row; + } + + $class_name = new $class_name(); + foreach ($row as $key => $value) + { + $class_name->$key = $value; + } + + return $class_name; } } diff --git a/system/database/drivers/mssql/mssql_result.php b/system/database/drivers/mssql/mssql_result.php index 62996aac1..aeede3f4b 100644 --- a/system/database/drivers/mssql/mssql_result.php +++ b/system/database/drivers/mssql/mssql_result.php @@ -26,7 +26,7 @@ */ /** - * MS SQL Result Class + * MSSQL Result Class * * This class extends the parent result class: CI_DB_result * @@ -161,11 +161,25 @@ class CI_DB_mssql_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return mssql_fetch_object($this->result_id); + $row = @mssql_fetch_object($this->result_id); + + if ($class_name === 'stdClass' OR ! $row) + { + return $row; + } + + $class_name = new $class_name(); + foreach ($row as $key => $value) + { + $class_name->$key = $value; + } + + return $class_name; } } diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php index a75cfad1f..7fbb65496 100644 --- a/system/database/drivers/mysql/mysql_result.php +++ b/system/database/drivers/mysql/mysql_result.php @@ -176,11 +176,12 @@ class CI_DB_mysql_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return mysql_fetch_object($this->result_id); + return mysql_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/mysqli/mysqli_result.php b/system/database/drivers/mysqli/mysqli_result.php index bf96ed9d4..c1ec4da76 100644 --- a/system/database/drivers/mysqli/mysqli_result.php +++ b/system/database/drivers/mysqli/mysqli_result.php @@ -160,11 +160,12 @@ class CI_DB_mysqli_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return $this->result_id->fetch_object(); + return $this->result_id->fetch_object($class_name); } } diff --git a/system/database/drivers/oci8/oci8_result.php b/system/database/drivers/oci8/oci8_result.php index faa295e2a..a2b600e6c 100644 --- a/system/database/drivers/oci8/oci8_result.php +++ b/system/database/drivers/oci8/oci8_result.php @@ -167,12 +167,27 @@ class CI_DB_oci8_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - $id = ($this->curs_id) ? $this->curs_id : $this->stmt_id; - return oci_fetch_object($id); + $row = ($this->curs_id) + ? oci_fetch_object($this->curs_id) + : oci_fetch_object($this->stmt_id); + + if ($class_name === 'stdClass' OR ! $row) + { + return $row; + } + + $class_name = new $class_name(); + foreach ($row as $key => $value) + { + $class_name->$key = $value; + } + + return $class_name; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/odbc/odbc_result.php b/system/database/drivers/odbc/odbc_result.php index 1d998bea8..48dc48dd9 100644 --- a/system/database/drivers/odbc/odbc_result.php +++ b/system/database/drivers/odbc/odbc_result.php @@ -165,11 +165,25 @@ class CI_DB_odbc_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return odbc_fetch_object($this->result_id); + $row = odbc_fetch_object($this->result_id); + + if ($class_name === 'stdClass' OR ! $row) + { + return $row; + } + + $class_name = new $class_name(); + foreach ($row as $key => $value) + { + $class_name->$key = $value; + } + + return $class_name; } } diff --git a/system/database/drivers/pdo/pdo_result.php b/system/database/drivers/pdo/pdo_result.php index b45e74195..444406986 100644 --- a/system/database/drivers/pdo/pdo_result.php +++ b/system/database/drivers/pdo/pdo_result.php @@ -205,11 +205,12 @@ class CI_DB_pdo_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return $this->result_id->fetch(PDO::FETCH_OBJ); + return $this->result_id->fetchObject($class_name); } } diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index 515acd20f..eb9d647e7 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -159,11 +159,12 @@ class CI_DB_postgre_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return pg_fetch_object($this->result_id); + return pg_fetch_object($this->result_id, NULL, $class_name); } } diff --git a/system/database/drivers/sqlite/sqlite_result.php b/system/database/drivers/sqlite/sqlite_result.php index 307dec5a9..eef9787a1 100644 --- a/system/database/drivers/sqlite/sqlite_result.php +++ b/system/database/drivers/sqlite/sqlite_result.php @@ -143,17 +143,12 @@ class CI_DB_sqlite_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - if (function_exists('sqlite_fetch_object')) - { - return sqlite_fetch_object($this->result_id); - } - - $arr = sqlite_fetch_array($this->result_id, SQLITE_ASSOC); - return is_array($arr) ? (object) $arr : FALSE; + return sqlite_fetch_object($this->result_id, $class_name); } } diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php index 4d59bb08a..8e9b9c15f 100644 --- a/system/database/drivers/sqlite3/sqlite3_result.php +++ b/system/database/drivers/sqlite3/sqlite3_result.php @@ -26,13 +26,13 @@ */ /** - * SQLite Result Class + * SQLite3 Result Class * * This class extends the parent result class: CI_DB_result * * @category Database - * @author Andrey Andreev - * @link http://codeigniter.com/user_guide/database/ + * @author Andrey Andreev + * @link http://codeigniter.com/user_guide/database/ * @since 3.0 */ class CI_DB_sqlite3_result extends CI_DB_result { @@ -134,13 +134,28 @@ class CI_DB_sqlite3_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - // No native support for fetching as an object - $row = $this->_fetch_assoc(); - return ($row !== FALSE) ? (object) $row : FALSE; + // No native support for fetching rows as objects + if (($row = $this->result_id->fetchArray(SQLITE3_ASSOC)) === FALSE) + { + return FALSE; + } + elseif ($class_name === 'stdClass') + { + return (object) $row; + } + + $class_name = new $class_name(); + foreach (array_keys($row) as $key) + { + $class_name->$key = $row[$key]; + } + + return $class_name; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/sqlsrv/sqlsrv_result.php b/system/database/drivers/sqlsrv/sqlsrv_result.php index d469ff470..fb7a68647 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_result.php +++ b/system/database/drivers/sqlsrv/sqlsrv_result.php @@ -145,11 +145,12 @@ class CI_DB_sqlsrv_result extends CI_DB_result { * * Returns the result set as an object * + * @param string * @return object */ - protected function _fetch_object() + protected function _fetch_object($class_name = 'stdClass') { - return sqlsrv_fetch_object($this->result_id); + return sqlsrv_fetch_object($this->result_id, $class_name); } } -- cgit v1.2.3-24-g4f1b From 49aa45b45e1cc83cb61d1524ba32d6c188dac2e1 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 6 Jul 2012 16:22:21 +0300 Subject: Fix a few join() bugs --- system/database/DB_driver.php | 6 +++--- system/database/DB_query_builder.php | 10 +++++----- 2 files changed, 8 insertions(+), 8 deletions(-) (limited to 'system/database') diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php index d5367b4d2..1060ecc6c 100644 --- a/system/database/DB_driver.php +++ b/system/database/DB_driver.php @@ -970,7 +970,7 @@ abstract class CI_DB_driver { */ public function escape_identifiers($item) { - if ($this->_escape_char === '') + if ($this->_escape_char === '' OR empty($item)) { return $item; } @@ -983,8 +983,8 @@ abstract class CI_DB_driver { return $item; } - // Avoid breaking functions inside queries - elseif (strpos($item, '(') !== FALSE) + // Avoid breaking functions and literal values inside queries + elseif (ctype_digit($item) OR $item[0] === "'" OR strpos($item, '(') !== FALSE) { return $item; } diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php index 79e67e0c0..479b7f24a 100644 --- a/system/database/DB_query_builder.php +++ b/system/database/DB_query_builder.php @@ -350,18 +350,18 @@ abstract class CI_DB_query_builder extends CI_DB_driver { is_bool($escape) OR $escape = $this->_protect_identifiers; // Split multiple conditions - if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) + if ($escape === TRUE && preg_match_all('/\sAND\s|\sOR\s/i', $cond, $m, PREG_OFFSET_CAPTURE)) { $newcond = ''; $m[0][] = array('', strlen($cond)); for ($i = 0, $c = count($m[0]), $s = 0; $i < $c; - $s += $m[0][$i][1] + strlen($m[0][$i][0]), $i++) + $s = $m[0][$i][1] + strlen($m[0][$i][0]), $i++) { - $temp = substr($cond, $s, $m[0][$i][1]); + $temp = substr($cond, $s, ($m[0][$i][1] - $s)); - $newcond .= preg_match('/([\[\w\.-]+)([\W\s]+)(.+)/i', $temp, $match) + $newcond .= preg_match("/([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $temp, $match) ? $this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]) : $temp; @@ -371,7 +371,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver { $cond = ' ON '.$newcond; } // Split apart the condition and protect the identifiers - elseif ($escape === TRUE && preg_match('/([\[\w\.-]+)([\W\s]+)(.+)/i', $cond, $match)) + elseif ($escape === TRUE && preg_match("/([\[\]\w\.'-]+)(\s*[^\"\[`'\w]+\s*)(.+)/i", $cond, $match)) { $cond = ' ON '.$this->protect_identifiers($match[1]).$match[2].$this->protect_identifiers($match[3]); } -- cgit v1.2.3-24-g4f1b From c4efbdcc91f8f9c75ebce6a60331c5239ced867f Mon Sep 17 00:00:00 2001 From: Jon Ellis-Jones Date: Sat, 7 Jul 2012 10:30:29 +0100 Subject: missing '$this->' causing custom result objects to return as null/empty arrays for ->row() and ->result() methods. --- system/database/DB_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 399e45120..94782b291 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -158,7 +158,7 @@ class CI_DB_result { while ($row = $this->_fetch_object($class_name)) { - $custom_result_object[$class_name][] = $row; + $this->custom_result_object[$class_name][] = $row; } return $this->custom_result_object[$class_name]; -- cgit v1.2.3-24-g4f1b From 0db81b6c82c2f86a6e9da26ab5501ba65cb4c4e1 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 8 Jul 2012 22:00:17 +0300 Subject: Fix issue #1591 --- system/database/DB_result.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database') diff --git a/system/database/DB_result.php b/system/database/DB_result.php index 94782b291..d44df6c02 100644 --- a/system/database/DB_result.php +++ b/system/database/DB_result.php @@ -144,7 +144,7 @@ class CI_DB_result { { $this->custom_result_object[$class_name][$i] = new $class_name(); - foreach ($this->$_data as $key => $value) + foreach ($this->{$_data}[$i] as $key => $value) { $this->custom_result_object[$class_name][$i]->$key = $value; } -- cgit v1.2.3-24-g4f1b From d73d6a88eb6ad34c82dd72026233093907499bfa Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 9 Jul 2012 11:49:13 +0300 Subject: Remove _drop_database property from CI_DB_odbc_forge and CI_DB_pdo_forge (it has the same default in CI_DB_forge) --- system/database/drivers/odbc/odbc_forge.php | 1 - system/database/drivers/pdo/pdo_forge.php | 1 - 2 files changed, 2 deletions(-) (limited to 'system/database') diff --git a/system/database/drivers/odbc/odbc_forge.php b/system/database/drivers/odbc/odbc_forge.php index b074c5884..d17b046ee 100644 --- a/system/database/drivers/odbc/odbc_forge.php +++ b/system/database/drivers/odbc/odbc_forge.php @@ -34,7 +34,6 @@ */ class CI_DB_odbc_forge extends CI_DB_forge { - protected $_drop_database = 'DROP DATABASE %s'; protected $_drop_table = 'DROP TABLE %s'; /** diff --git a/system/database/drivers/pdo/pdo_forge.php b/system/database/drivers/pdo/pdo_forge.php index 5396282cd..34a6ee44e 100644 --- a/system/database/drivers/pdo/pdo_forge.php +++ b/system/database/drivers/pdo/pdo_forge.php @@ -34,7 +34,6 @@ */ class CI_DB_pdo_forge extends CI_DB_forge { - protected $_drop_database = 'DROP DATABASE %s'; protected $_drop_table = 'DROP TABLE %s'; /** -- cgit v1.2.3-24-g4f1b