diff options
Diffstat (limited to 'system/database/drivers/cubrid')
| -rw-r--r-- | system/database/drivers/cubrid/cubrid_driver.php | 600 | ||||
| -rw-r--r-- | system/database/drivers/cubrid/cubrid_forge.php | 199 | ||||
| -rw-r--r-- | system/database/drivers/cubrid/cubrid_result.php | 124 | ||||
| -rw-r--r-- | system/database/drivers/cubrid/cubrid_utility.php | 82 |
4 files changed, 261 insertions, 744 deletions
diff --git a/system/database/drivers/cubrid/cubrid_driver.php b/system/database/drivers/cubrid/cubrid_driver.php index d01140412..a3d0287f5 100644 --- a/system/database/drivers/cubrid/cubrid_driver.php +++ b/system/database/drivers/cubrid/cubrid_driver.php @@ -2,24 +2,34 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter - * @author Esen Sagynov - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @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 2.0.2 + * @since Version 2.1 * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Database Adapter Class * * Note: _DB is an extender class that the app controller - * creates dynamically based on whether the active record + * creates dynamically based on whether the query builder * class is being used or not. * * @package CodeIgniter @@ -30,151 +40,128 @@ */ class CI_DB_cubrid_driver extends CI_DB { - // Default CUBRID Broker port. Will be used unless user - // explicitly specifies another one. - const DEFAULT_PORT = 33000; - - var $dbdriver = 'cubrid'; + public $dbdriver = 'cubrid'; // The character used for escaping - no need in CUBRID - var $_escape_char = ''; + protected $_escape_char = '`'; // clause and character used for LIKE escape sequences - not used in CUBRID - var $_like_escape_str = ''; - var $_like_escape_chr = ''; + 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. - */ - var $_count_string = 'SELECT COUNT(*) AS '; - var $_random_keyword = ' RAND()'; // database specific random keyword + protected $_random_keyword = ' RAND()'; // database specific random keyword - /** - * Non-persistent database connection - * - * @access private called by the base class - * @return resource - */ - function db_connect() - { - // If no port is defined by the user, use the default value - if ($this->port == '') - { - $this->port = self::DEFAULT_PORT; - } + // CUBRID-specific properties + public $auto_commit = TRUE; - $conn = cubrid_connect($this->hostname, $this->port, $this->database, $this->username, $this->password); + public function __construct($params) + { + parent::__construct($params); - if ($conn) + if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:[^:]*:[^:]*:(\?.+)?$/', $this->dsn, $matches)) { - // Check if a user wants to run queries in dry, i.e. run the - // queries but not commit them. - if (isset($this->auto_commit) && ! $this->auto_commit) + if (stripos($matches[2], 'autocommit=off') !== FALSE) { - cubrid_set_autocommit($conn, CUBRID_AUTOCOMMIT_FALSE); - } - else - { - cubrid_set_autocommit($conn, CUBRID_AUTOCOMMIT_TRUE); - $this->auto_commit = TRUE; + $this->auto_commit = FALSE; } } + else + { + // If no port is defined by the user, use the default value + empty($this->port) OR $this->port = 33000; + } + } - return $conn; + /** + * Non-persistent database connection + * + * @return resource + */ + public function db_connect() + { + return $this->_cubrid_connect(); } // -------------------------------------------------------------------- /** * Persistent database connection + * * In CUBRID persistent DB connection is supported natively in CUBRID * engine which can be configured in the CUBRID Broker configuration * file by setting the CCI_PCONNECT parameter to ON. In that case, all * connections established between the client application and the - * server will become persistent. This is calling the same - * @cubrid_connect function will establish persisten connection - * considering that the CCI_PCONNECT is ON. + * server will become persistent. * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { - return $this->db_connect(); + return $this->_cubrid_connect(TRUE); } // -------------------------------------------------------------------- /** - * Reconnect + * CUBRID connection * - * Keep / reestablish the db connection if no queries have been - * sent for a length of time exceeding the server's idle timeout + * A CUBRID-specific method to create a connection to the database. + * Except for determining if a persistent connection should be used, + * the rest of the logic is the same for db_connect() and db_pconnect(). * - * @access public - * @return void + * @param bool + * @return resource */ - function reconnect() + protected function _cubrid_connect($persistent = FALSE) { - if (cubrid_ping($this->conn_id) === FALSE) + if (preg_match('/^CUBRID:[^:]+(:[0-9][1-9]{0,4})?:[^:]+:([^:]*):([^:]*):(\?.+)?$/', $this->dsn, $matches)) { - $this->conn_id = FALSE; + $_temp = ($persistent !== TRUE) ? 'cubrid_connect_with_url' : 'cubrid_pconnect_with_url'; + $conn_id = ($matches[2] === '' && $matches[3] === '' && $this->username !== '' && $this->password !== '') + ? $_temp($this->dsn, $this->username, $this->password) + : $_temp($this->dsn); + } + else + { + $_temp = ($persistent !== TRUE) ? 'cubrid_connect' : 'cubrid_pconnect'; + $conn_id = ($this->username !== '') + ? $_temp($this->hostname, $this->port, $this->database, $this->username, $this->password) + : $_temp($this->hostname, $this->port, $this->database); } - } - - // -------------------------------------------------------------------- - /** - * Select the database - * - * @access private called by the base class - * @return resource - */ - function db_select() - { - // In CUBRID there is no need to select a database as the database - // is chosen at the connection time. - // So, to determine if the database is "selected", all we have to - // do is ping the server and return that value. - return cubrid_ping($this->conn_id); + return $conn_id; } // -------------------------------------------------------------------- /** - * Set client character set + * Reconnect * - * @access public - * @param string - * @param string - * @return resource + * Keep / reestablish the db connection if no queries have been + * sent for a length of time exceeding the server's idle timeout + * + * @return void */ - function db_set_charset($charset, $collation) + public function reconnect() { - // In CUBRID, there is no need to set charset or collation. - // This is why returning true will allow the application continue - // its normal process. - return TRUE; + if (cubrid_ping($this->conn_id) === FALSE) + { + $this->conn_id = FALSE; + } } // -------------------------------------------------------------------- /** - * Version number query string + * Database version number * - * @access public * @return string */ - function _version() + public function version() { - // To obtain the CUBRID Server version, no need to run the SQL query. - // CUBRID PHP API provides a function to determin this value. - // This is why we also need to add 'cubrid' value to the list of - // $driver_version_exceptions array in DB_driver class in - // version() function. - return cubrid_get_server_info($this->conn_id); + return isset($this->data_cache['version']) + ? $this->data_cache['version'] + : $this->data_cache['version'] = cubrid_get_server_info($this->conn_id); } // -------------------------------------------------------------------- @@ -182,50 +169,25 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { - $sql = $this->_prep_query($sql); return @cubrid_query($sql, $this->conn_id); } // -------------------------------------------------------------------- /** - * Prep the query - * - * If needed, each database adapter can prep the query string - * - * @access private called by execute() - * @param string an SQL query - * @return string - */ - function _prep_query($sql) - { - // No need to prepare - return $sql; - } - - // -------------------------------------------------------------------- - - /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($test_mode = FALSE) + public function trans_begin($test_mode = FALSE) { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -233,7 +195,7 @@ class CI_DB_cubrid_driver extends CI_DB { // 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) ? TRUE : FALSE; + $this->_trans_failure = ($test_mode === TRUE); if (cubrid_get_autocommit($this->conn_id)) { @@ -248,18 +210,12 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Commit Transaction * - * @access public * @return bool */ - function trans_commit() + public function trans_commit() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -279,18 +235,12 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Rollback Transaction * - * @access public * @return bool */ - function trans_rollback() + public function trans_rollback() { - if ( ! $this->trans_enabled) - { - return TRUE; - } - // When transactions are nested we only begin/commit/rollback the outermost ones - if ($this->_trans_depth > 0) + if ( ! $this->trans_enabled OR $this->_trans_depth > 0) { return TRUE; } @@ -310,12 +260,11 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -327,7 +276,9 @@ class CI_DB_cubrid_driver extends CI_DB { return $str; } - if (function_exists('cubrid_real_escape_string') AND is_resource($this->conn_id)) + if (function_exists('cubrid_real_escape_string') && + (is_resource($this->conn_id) + OR (get_resource_type($this->conn_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->conn_id))))) { $str = cubrid_real_escape_string($str, $this->conn_id); } @@ -339,7 +290,7 @@ class CI_DB_cubrid_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = str_replace(array('%', '_'), array('\\%', '\\_'), $str); + return str_replace(array('%', '_'), array('\\%', '\\_'), $str); } return $str; @@ -350,12 +301,11 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { - return @cubrid_affected_rows($this->conn_id); + return @cubrid_affected_rows(); } // -------------------------------------------------------------------- @@ -363,10 +313,9 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @cubrid_insert_id($this->conn_id); } @@ -374,52 +323,20 @@ class CI_DB_cubrid_driver extends CI_DB { // -------------------------------------------------------------------- /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified table - * - * @access public - * @param string - * @return string - */ - function count_all($table = '') - { - if ($table == '') - { - return 0; - } - - $query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE)); - - if ($query->num_rows() == 0) - { - return 0; - } - - $row = $query->row(); - $this->_reset_select(); - return (int) $row->numrows; - } - - // -------------------------------------------------------------------- - - /** * List table query * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { - $sql = "SHOW TABLES"; + $sql = 'SHOW TABLES'; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix !== '') { - $sql .= " LIKE '".$this->escape_like_str($this->dbprefix)."%'"; + return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'"; } return $sql; @@ -432,13 +349,12 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name * @return string */ - function _list_columns($table = '') + protected function _list_columns($table = '') { - return "SHOW COLUMNS FROM ".$this->_protect_identifiers($table, TRUE, NULL, FALSE); + return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE); } // -------------------------------------------------------------------- @@ -448,327 +364,68 @@ class CI_DB_cubrid_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object - */ - function _field_data($table) - { - return "SELECT * FROM ".$table." LIMIT 1"; - } - - // -------------------------------------------------------------------- - - /** - * The error message string - * - * @access private * @return string */ - function _error_message() + protected function _field_data($table) { - return cubrid_error($this->conn_id); + return 'SELECT * FROM '.$table.' LIMIT 1'; } // -------------------------------------------------------------------- /** - * The error message number + * Error * - * @access private - * @return integer - */ - function _error_number() - { - return cubrid_errno($this->conn_id); - } - - // -------------------------------------------------------------------- - - /** - * Escape the SQL Identifiers - * - * This function escapes column and table names + * Returns an array containing code and message of the last + * database error that has occured. * - * @access private - * @param string - * @return string + * @return array */ - function _escape_identifiers($item) + public function error() { - if ($this->_escape_char == '') - { - return $item; - } - - foreach ($this->_reserved_identifiers as $id) - { - if (strpos($item, '.'.$id) !== FALSE) - { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); - - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); - } - } - - if (strpos($item, '.') !== FALSE) - { - $str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char; - } - else - { - $str = $this->_escape_char.$item.$this->_escape_char; - } - - // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); - } - - // -------------------------------------------------------------------- - - /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @access public - * @param type - * @return type - */ - function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - - /** - * Insert statement - * - * Generates a platform-specific insert string from the supplied data - * - * @access public - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - function _insert($table, $keys, $values) - { - return "INSERT INTO ".$table." (\"".implode('", "', $keys)."\") VALUES (".implode(', ', $values).")"; - } - - // -------------------------------------------------------------------- - - - /** - * Replace statement - * - * Generates a platform-specific replace string from the supplied data - * - * @access public - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - function _replace($table, $keys, $values) - { - return "REPLACE INTO ".$table." (\"".implode('", "', $keys)."\") VALUES (".implode(', ', $values).")"; + return array('code' => cubrid_errno($this->conn_id), 'message' => cubrid_error($this->conn_id)); } // -------------------------------------------------------------------- /** - * Insert_batch statement - * - * Generates a platform-specific insert string from the supplied data - * - * @access public - * @param string the table name - * @param array the insert keys - * @param array the insert values - * @return string - */ - function _insert_batch($table, $keys, $values) - { - return "INSERT INTO ".$table." (\"".implode('", "', $keys)."\") VALUES ".implode(', ', $values); - } - - // -------------------------------------------------------------------- - - - /** - * Update statement - * - * Generates a platform-specific update string from the supplied data - * - * @access public - * @param string the table name - * @param array the update data - * @param array the where clause - * @param array the orderby clause - * @param array the limit clause - * @return string - */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) - { - foreach ($values as $key => $val) - { - $valstr[] = sprintf('"%s" = %s', $key, $val); - } - - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - $orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):''; - - $sql = "UPDATE ".$table." SET ".implode(', ', $valstr); - - $sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : ''; - - $sql .= $orderby.$limit; - - return $sql; - } - - // -------------------------------------------------------------------- - - - /** * Update_Batch statement * * Generates a platform-specific batch update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause * @return string */ - function _update_batch($table, $values, $index, $where = NULL) + protected function _update_batch($table, $values, $index, $where = NULL) { $ids = array(); - $where = ($where != '' AND count($where) >=1) ? implode(" ", $where).' AND ' : ''; - foreach ($values as $key => $val) { $ids[] = $val[$index]; foreach (array_keys($val) as $field) { - if ($field != $index) + if ($field !== $index) { $final[$field][] = 'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field]; } } } - $sql = "UPDATE ".$table." SET "; $cases = ''; - foreach ($final as $k => $v) { - $cases .= $k.' = CASE '."\n"; - foreach ($v as $row) - { - $cases .= $row."\n"; - } - - $cases .= 'ELSE '.$k.' END, '; + $cases .= $k." = CASE \n" + .implode("\n", $v) + .'ELSE '.$k.' END, '; } - $sql .= substr($cases, 0, -2); - - $sql .= ' WHERE '.$where.$index.' IN ('.implode(',', $ids).')'; - - return $sql; - } - - // -------------------------------------------------------------------- - - - /** - * Truncate statement - * - * Generates a platform-specific truncate string from the supplied data - * If the database does not support the truncate() command - * This function maps to "DELETE FROM table" - * - * @access public - * @param string the table name - * @return string - */ - function _truncate($table) - { - return "TRUNCATE ".$table; - } - - // -------------------------------------------------------------------- - - /** - * Delete statement - * - * Generates a platform-specific delete string from the supplied data - * - * @access public - * @param string the table name - * @param array the where clause - * @param string the limit clause - * @return string - */ - function _delete($table, $where = array(), $like = array(), $limit = FALSE) - { - $conditions = ''; - - if (count($where) > 0 OR count($like) > 0) - { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); - - if (count($where) > 0 && count($like) > 0) - { - $conditions .= " AND "; - } - $conditions .= implode("\n", $like); - } - - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; - } - - // -------------------------------------------------------------------- - - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @access public - * @param string the sql query string - * @param integer the number of rows to limit the query to - * @param integer the offset value - * @return string - */ - function _limit($sql, $limit, $offset) - { - if ($offset == 0) - { - $offset = ''; - } - else - { - $offset .= ", "; - } - - return $sql."LIMIT ".$offset.$limit; + return 'UPDATE '.$table.' SET '.substr($cases, 0, -2) + .' WHERE '.(($where !== '' && count($where) > 0) ? implode(' ', $where).' AND ' : '') + .$index.' IN ('.implode(',', $ids).')'; } // -------------------------------------------------------------------- @@ -776,17 +433,14 @@ class CI_DB_cubrid_driver extends CI_DB { /** * Close DB Connection * - * @access public - * @param resource * @return void */ - function _close($conn_id) + protected function _close() { - @cubrid_close($conn_id); + @cubrid_close($this->conn_id); } } - /* End of file cubrid_driver.php */ /* Location: ./system/database/drivers/cubrid/cubrid_driver.php */
\ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_forge.php b/system/database/drivers/cubrid/cubrid_forge.php index bab03f748..d328aa241 100644 --- a/system/database/drivers/cubrid/cubrid_forge.php +++ b/system/database/drivers/cubrid/cubrid_forge.php @@ -2,19 +2,29 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter - * @author Esen Sagynov - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @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 1.0 + * @since Version 2.1 * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Forge Class * @@ -24,86 +34,54 @@ */ class CI_DB_cubrid_forge extends CI_DB_forge { - /** - * Create database - * - * @access private - * @param string the database name - * @return bool - */ - function _create_database($name) - { - // CUBRID does not allow to create a database in SQL. The GUI tools - // have to be used for this purpose. - return FALSE; - } - - // -------------------------------------------------------------------- - - /** - * Drop database - * - * @access private - * @param string the database name - * @return bool - */ - function _drop_database($name) - { - // CUBRID does not allow to drop a database in SQL. The GUI tools - // have to be used for this purpose. - return FALSE; - } - - // -------------------------------------------------------------------- + protected $_create_database = FALSE; + protected $_drop_database = FALSE; /** * Process Fields * - * @access private * @param mixed the fields * @return string */ - function _process_fields($fields) + protected function _process_fields($fields) { $current_field_count = 0; $sql = ''; - foreach ($fields as $field=>$attributes) + 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"; + $sql .= "\n\t".$attributes; } else { $attributes = array_change_key_case($attributes, CASE_UPPER); - $sql .= "\n\t\"" . $this->db->_protect_identifiers($field) . "\""; + $sql .= "\n\t".$this->db->escape_identifiers($field); - if (array_key_exists('NAME', $attributes)) - { - $sql .= ' '.$this->db->_protect_identifiers($attributes['NAME']).' '; - } + empty($attributes['NAME']) OR $sql .= ' '.$this->db->escape_identifiers($attributes['NAME']).' '; - if (array_key_exists('TYPE', $attributes)) + if ( ! empty($attributes['TYPE'])) { $sql .= ' '.$attributes['TYPE']; - if (array_key_exists('CONSTRAINT', $attributes)) + if ( ! empty($attributes['CONSTRAINT'])) { - switch ($attributes['TYPE']) + switch (strtolower($attributes['TYPE'])) { case 'decimal': case 'float': case 'numeric': $sql .= '('.implode(',', $attributes['CONSTRAINT']).')'; break; - case 'enum': // As of version 8.4.0 CUBRID does not support - // enum data type. - break; + case 'enum': + // Will be supported in the future as part a part of + // MySQL compatibility features. + break; case 'set': $sql .= '("'.implode('","', $attributes['CONSTRAINT']).'")'; break; @@ -113,33 +91,29 @@ class CI_DB_cubrid_forge extends CI_DB_forge { } } - if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE) + /* As of version 8.4.1 CUBRID does not support UNSIGNED INTEGER data type. + * Will be supported in the next release as a part of MySQL Compatibility. + * + if (isset($attributes['UNSIGNED']) && $attributes['UNSIGNED'] === TRUE) { - //$sql .= ' UNSIGNED'; - // As of version 8.4.0 CUBRID does not support UNSIGNED INTEGER data type. - // Will be supported in the next release as a part of MySQL Compatibility. + $sql .= ' UNSIGNED'; } + */ - if (array_key_exists('DEFAULT', $attributes)) + if (isset($attributes['DEFAULT'])) { - $sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\''; + $sql .= " DEFAULT '".$attributes['DEFAULT']."'"; } - if (array_key_exists('NULL', $attributes) && $attributes['NULL'] === TRUE) - { - $sql .= ' NULL'; - } - else - { - $sql .= ' NOT NULL'; - } + $sql .= ( ! empty($attributes['NULL']) && $attributes['NULL'] === TRUE) + ? ' NULL' : ' NOT NULL'; - if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE) + if ( ! empty($attributes['AUTO_INCREMENT']) && $attributes['AUTO_INCREMENT'] === TRUE) { $sql .= ' AUTO_INCREMENT'; } - if (array_key_exists('UNIQUE', $attributes) && $attributes['UNIQUE'] === TRUE) + if ( ! empty($attributes['UNIQUE']) && $attributes['UNIQUE'] === TRUE) { $sql .= ' UNIQUE'; } @@ -160,36 +134,31 @@ class CI_DB_cubrid_forge extends CI_DB_forge { /** * Create Table * - * @access private * @param string the table name * @param mixed the fields * @param mixed primary key(s) * @param mixed key(s) - * @param boolean should 'IF NOT EXISTS' be added to the SQL + * @param bool should 'IF NOT EXISTS' be added to the SQL * @return bool */ - function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) + protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists) { $sql = 'CREATE TABLE '; + /* As of version 8.4.1 CUBRID does not support this SQL syntax. if ($if_not_exists === TRUE) { - //$sql .= 'IF NOT EXISTS '; - // As of version 8.4.0 CUBRID does not support this SQL syntax. + $sql .= 'IF NOT EXISTS '; } + */ - $sql .= $this->db->_escape_identifiers($table)." ("; - - $sql .= $this->_process_fields($fields); + $sql .= $this->db->escape_identifiers($table).' ('.$this->_process_fields($fields); // If there is a PK defined if (count($primary_keys) > 0) { - $key_name = "pk_" . $table . "_" . - $this->db->_protect_identifiers(implode('_', $primary_keys)); - - $primary_keys = $this->db->_protect_identifiers($primary_keys); - $sql .= ",\n\tCONSTRAINT " . $key_name . " PRIMARY KEY(" . implode(', ', $primary_keys) . ")"; + $key_name = $this->db->escape_identifiers('pk_'.$table.'_'.implode('_', $primary_keys)); + $sql .= ",\n\tCONSTRAINT ".$key_name.' PRIMARY KEY('.implode(', ', $this->db->escape_identifiers($primary_keys)).')'; } if (is_array($keys) && count($keys) > 0) @@ -198,35 +167,20 @@ class CI_DB_cubrid_forge extends CI_DB_forge { { if (is_array($key)) { - $key_name = $this->db->_protect_identifiers(implode('_', $key)); - $key = $this->db->_protect_identifiers($key); + $key_name = $this->db->escape_identifiers('idx_'.$table.implode('_', $key)); + $key = $this->db->escape_identifiers($key); } else { - $key_name = $this->db->_protect_identifiers($key); + $key_name = $this->db->escape_identifiers('idx_'.$table.$key); $key = array($key_name); } - - $sql .= ",\n\tKEY \"{$key_name}\" (" . implode(', ', $key) . ")"; + + $sql .= ",\n\tKEY ".$key_name.' ('.implode(', ', $key).')'; } } - $sql .= "\n);"; - - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Drop Table - * - * @access private - * @return string - */ - function _drop_table($table) - { - return "DROP TABLE IF EXISTS ".$this->db->_escape_identifiers($table); + return $sql."\n);"; } // -------------------------------------------------------------------- @@ -237,49 +191,24 @@ class CI_DB_cubrid_forge extends CI_DB_forge { * Generates a platform-specific query so that a table can be altered * Called by add_column(), drop_column(), and column_alter(), * - * @access private * @param string the ALTER type (ADD, DROP, CHANGE) * @param string the column name * @param array fields * @param string the field after which we should add the new field - * @return object + * @return string */ - function _alter_table($alter_type, $table, $fields, $after_field = '') + protected function _alter_table($alter_type, $table, $fields, $after_field = '') { - $sql = 'ALTER TABLE '.$this->db->_protect_identifiers($table)." $alter_type "; + $sql = 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '; // DROP has everything it needs now. - if ($alter_type == 'DROP') - { - return $sql.$this->db->_protect_identifiers($fields); - } - - $sql .= $this->_process_fields($fields); - - if ($after_field != '') + if ($alter_type === 'DROP') { - $sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field); + return $sql.$this->db->escape_identifiers($fields); } - return $sql; - } - - // -------------------------------------------------------------------- - - /** - * Rename a table - * - * Generates a platform-specific query so that a table can be renamed - * - * @access private - * @param string the old table name - * @param string the new table name - * @return string - */ - function _rename_table($table_name, $new_table_name) - { - $sql = 'RENAME TABLE '.$this->db->_protect_identifiers($table_name)." AS ".$this->db->_protect_identifiers($new_table_name); - return $sql; + return $sql.$this->_process_fields($fields) + .($after_field !== '' ? ' AFTER '.$this->db->escape_identifiers($after_field) : ''); } } diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php index 6f0c2b5f7..4a06a2d39 100644 --- a/system/database/drivers/cubrid/cubrid_result.php +++ b/system/database/drivers/cubrid/cubrid_result.php @@ -2,19 +2,29 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter - * @author Esen Sagynov - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @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 2.0.2 + * @since Version 2.1 * @filesource */ -// -------------------------------------------------------------------- - /** * CUBRID Result Class * @@ -23,18 +33,20 @@ * @category Database * @author Esen Sagynov * @link http://codeigniter.com/user_guide/database/ + * @since 2.1 */ class CI_DB_cubrid_result extends CI_DB_result { /** * Number of rows in the result set * - * @access public - * @return integer + * @return int */ - function num_rows() + 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); } // -------------------------------------------------------------------- @@ -42,10 +54,9 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Number of fields in the result set * - * @access public - * @return integer + * @return int */ - function num_fields() + public function num_fields() { return @cubrid_num_fields($this->result_id); } @@ -57,10 +68,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Generates an array of column names * - * @access public * @return array */ - function list_fields() + public function list_fields() { return cubrid_column_names($this->result_id); } @@ -72,59 +82,25 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Generates an array of objects containing field meta-data * - * @access public * @return array */ - function field_data() + public function field_data() { $retval = array(); - - $tablePrimaryKeys = array(); + $i = 0; while ($field = cubrid_fetch_field($this->result_id)) { - $F = new stdClass(); - $F->name = $field->name; - $F->type = $field->type; - $F->default = $field->def; - $F->max_length = $field->max_length; - - // At this moment primary_key property is not returned when - // cubrid_fetch_field is called. The following code will - // provide a patch for it. primary_key property will be added - // in the next release. - - // TODO: later version of CUBRID will provide primary_key - // property. - // When PK is defined in CUBRID, an index is automatically - // created in the db_index system table in the form of - // pk_tblname_fieldname. So the following will count how many - // columns are there which satisfy this format. - // The query will search for exact single columns, thus - // compound PK is not supported. - $res = cubrid_query($this->conn_id, - "SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table . - "' AND is_primary_key = 'YES' AND index_name = 'pk_" . - $field->table . "_" . $field->name . "'" - ); - - if ($res) - { - $row = cubrid_fetch_array($res, CUBRID_NUM); - $F->primary_key = ($row[0] > 0 ? 1 : null); - } - else - { - $F->primary_key = null; - } - - if (is_resource($res)) - { - cubrid_close_request($res); - $this->result_id = FALSE; - } - - $retval[] = $F; + $retval[$i] = new stdClass(); + $retval[$i]->name = $field->name; + // CUBRID returns type as e.g. varchar(100), + // so we need to remove all digits and brackets. + $retval[$i]->type = preg_replace('/[\d()]/', '', $field->type); + $retval[$i]->default = $field->def; + // Use CUBRID's native API to obtain column's max_length, + // otherwise $field->max_length has incorrect info + $retval[$i]->max_length = cubrid_field_len($this->result_id, $i); + $retval[$i++]->primary_key = $field->primary_key; } return $retval; @@ -135,13 +111,12 @@ class CI_DB_cubrid_result extends CI_DB_result { /** * Free the result * - * @return null + * @return void */ - function free_result() + public function free_result() { - if(is_resource($this->result_id) || - get_resource_type($this->result_id) == "Unknown" && - preg_match('/Resource id #/', strval($this->result_id))) + if (is_resource($this->result_id) OR + (get_resource_type($this->result_id) === 'Unknown' && preg_match('/Resource id #/', strval($this->result_id)))) { cubrid_close_request($this->result_id); $this->result_id = FALSE; @@ -157,10 +132,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * this internally before fetching results to make sure the * result set starts at zero * - * @access private - * @return array + * @return bool */ - function _data_seek($n = 0) + protected function _data_seek($n = 0) { return cubrid_data_seek($this->result_id, $n); } @@ -172,10 +146,9 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an array * - * @access private * @return array */ - function _fetch_assoc() + protected function _fetch_assoc() { return cubrid_fetch_assoc($this->result_id); } @@ -187,16 +160,15 @@ class CI_DB_cubrid_result extends CI_DB_result { * * Returns the result set as an object * - * @access private + * @param string * @return object */ - 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); } } - /* End of file cubrid_result.php */ /* Location: ./system/database/drivers/cubrid/cubrid_result.php */
\ No newline at end of file diff --git a/system/database/drivers/cubrid/cubrid_utility.php b/system/database/drivers/cubrid/cubrid_utility.php index cd16d1e18..ea8feb4e2 100644 --- a/system/database/drivers/cubrid/cubrid_utility.php +++ b/system/database/drivers/cubrid/cubrid_utility.php @@ -2,19 +2,29 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer + * + * NOTICE OF LICENSE + * + * Licensed under the Open Software License version 3.0 + * + * This source file is subject to the Open Software License (OSL 3.0) that is + * bundled with this package in the files license.txt / license.rst. It is + * also available through the world wide web at this URL: + * http://opensource.org/licenses/OSL-3.0 + * If you did not receive a copy of the license and are unable to obtain it + * through the world wide web, please send an email to + * licensing@ellislab.com so we can send you a copy immediately. * * @package CodeIgniter - * @author Esen Sagynov - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @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 1.0 + * @since Version 2.1 * @filesource */ -// ------------------------------------------------------------------------ - /** * CUBRID Utility Class * @@ -27,75 +37,27 @@ class CI_DB_cubrid_utility extends CI_DB_utility { /** * List databases * - * @access private * @return array */ - function _list_databases() + public function list_databases() { - // CUBRID does not allow to see the list of all databases on the - // server. It is the way its architecture is designed. Every - // database is independent and isolated. - // For this reason we can return only the name of the currect - // connected database. - if ($this->conn_id) - { - return "SELECT '" . $this->database . "'"; - } - else + if (isset($this->db->data_cache['db_names'])) { - return FALSE; + return $this->db->data_cache['db_names']; } - } - - // -------------------------------------------------------------------- - /** - * Optimize table query - * - * Generates a platform-specific query so that a table can be optimized - * - * @access private - * @param string the table name - * @return object - * @link http://www.cubrid.org/manual/840/en/Optimize%20Database - */ - function _optimize_table($table) - { - // No SQL based support in CUBRID as of version 8.4.0. Database or - // table optimization can be performed using CUBRID Manager - // database administration tool. See the link above for more info. - return FALSE; + return $this->db->data_cache['db_names'] = cubrid_list_dbs($this->db->conn_id); } // -------------------------------------------------------------------- /** - * Repair table query - * - * Generates a platform-specific query so that a table can be repaired - * - * @access private - * @param string the table name - * @return object - * @link http://www.cubrid.org/manual/840/en/Checking%20Database%20Consistency - */ - function _repair_table($table) - { - // Not supported in CUBRID as of version 8.4.0. Database or - // table consistency can be checked using CUBRID Manager - // database administration tool. See the link above for more info. - return FALSE; - } - - // -------------------------------------------------------------------- - /** * CUBRID Export * - * @access private * @param array Preferences * @return mixed */ - function _backup($params = array()) + protected function _backup($params = array()) { // No SQL based support in CUBRID as of version 8.4.0. Database or // table backup can be performed using CUBRID Manager |