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 --- .../drivers/pdo/subdrivers/pdo_sqlite_driver.php | 167 +++++++++++++++++++++ 1 file changed, 167 insertions(+) create mode 100644 system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') 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/subdrivers/pdo_sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') 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 -- cgit v1.2.3-24-g4f1b From c5536aac5752054f7f76e448d58b86407d8f574e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 1 Nov 2012 17:33:58 +0200 Subject: Manually apply PR #1594 (fixing phpdoc page-level generation/warnings) Also partially fixes issue #1295, fixes inconsistencies in some page-level docblocks and adds include checks in language files. --- system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index bf0363f63..4432b2381 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -1,4 +1,4 @@ - Date: Fri, 2 Nov 2012 03:54:12 +0200 Subject: [ci skip] DocBlocks for DB drivers' driver classes Partially fixes issue #1295. --- .../drivers/pdo/subdrivers/pdo_sqlite_driver.php | 37 ++++++++++++++-------- 1 file changed, 23 insertions(+), 14 deletions(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index 4432b2381..b24b13e76 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -41,21 +41,30 @@ defined('BASEPATH') OR exit('No direct script access allowed'); */ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { + /** + * Sub-driver + * + * @var string + */ public $subdriver = 'sqlite'; + // -------------------------------------------------------------------- + /** - * 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. + * ORDER BY random keyword + * + * @var string */ - protected $_random_keyword = ' RANDOM()'; // Currently not supported + protected $_random_keyword = ' RANDOM()'; + + // -------------------------------------------------------------------- /** - * Constructor + * Class constructor * * Builds the DSN if not already set. * - * @param array + * @param array $params * @return void */ public function __construct($params) @@ -82,7 +91,7 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { * * Generates a platform-specific query string so that the table names can be fetched * - * @param bool + * @param bool $prefix_limit * @return string */ protected function _list_tables($prefix_limit = FALSE) @@ -105,7 +114,7 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { * * Generates a platform-specific query string so that the column names can be fetched * - * @param string the table name + * @param string $table * @return string */ protected function _list_columns($table = '') @@ -121,7 +130,7 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { * * Generates a platform-specific query so that the column data can be retrieved * - * @param string the table name + * @param string $table * @return string */ protected function _field_data($table) @@ -134,9 +143,9 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { /** * Replace statement * - * @param string the table name - * @param array the insert keys - * @param array the insert values + * @param string $table Table name + * @param array $keys INSERT keys + * @param array $values INSERT values * @return string */ protected function _replace($table, $keys, $values) @@ -151,10 +160,10 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { * * Generates a platform-specific truncate string from the supplied data * - * If the database does not support the truncate() command, + * If the database does not support the TRUNCATE statement, * then this method maps to 'DELETE FROM table' * - * @param string the table name + * @param string $table * @return string */ protected function _truncate($table) -- cgit v1.2.3-24-g4f1b From 98e46cf96447a2a6448d8dc984948a8694dbf747 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Tue, 13 Nov 2012 03:01:42 +0200 Subject: Add seed values support for Query Builder order_by (feature request #1987) --- system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index b24b13e76..f9d186f6c 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -53,7 +53,7 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { /** * ORDER BY random keyword * - * @var string + * @var array */ protected $_random_keyword = ' RANDOM()'; -- cgit v1.2.3-24-g4f1b From 822e74ee39fffd2c35477be2bedfb37e78eb3bc1 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 16 Nov 2012 02:33:30 +0200 Subject: Improve DB field_data() for SQLite --- .../drivers/pdo/subdrivers/pdo_sqlite_driver.php | 37 ++++++++++++++++++---- 1 file changed, 31 insertions(+), 6 deletions(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index f9d186f6c..cd6965036 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -126,16 +126,41 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string $table - * @return string + * @return array */ - protected function _field_data($table) + public function field_data($table = '') { - return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 0,1'; + if ($table === '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } + + if (($query = $this->query('PRAGMA TABLE_INFO('.$this->protect_identifiers($table, TRUE, NULL, FALSE).')')) === FALSE) + { + return FALSE; + } + + $query = $query->result_array(); + if (empty($query)) + { + return FALSE; + } + + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]['name']; + $retval[$i]->type = $query[$i]['type']; + $retval[$i]->max_length = NULL; + $retval[$i]->default = $query[$i]['dflt_value']; + $retval[$i]->primary_key = isset($query[$i]['pk']) ? (int) $query[$i]['pk'] : 0; + } + + return $retval; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 838a9d69a9139b6bcd6f8765fdd2d58b929e70ad Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 3 Dec 2012 14:37:47 +0200 Subject: [ci skip] Cleaned some spaces --- system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php') diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php index cd6965036..568044e2d 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlite_driver.php @@ -190,7 +190,7 @@ class CI_DB_pdo_sqlite_driver extends CI_DB_pdo_driver { * * @param string $table * @return string - */ + */ protected function _truncate($table) { return 'DELETE FROM '.$table; -- cgit v1.2.3-24-g4f1b