From d90387867fbc8e1d10058cf65805a7ae5c8cbaeb Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 12:38:49 +0200 Subject: Improve the SQLite database driver --- system/database/drivers/sqlite/sqlite_driver.php | 238 +++++++++-------------- 1 file changed, 87 insertions(+), 151 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 28c3caecd..96458e032 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -1,13 +1,13 @@ -database, FILE_WRITE_MODE, $error)) { @@ -89,10 +84,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Persistent database connection * - * @access private called by the base class * @return resource */ - function db_pconnect() + public function db_pconnect() { if ( ! $conn_id = @sqlite_popen($this->database, FILE_WRITE_MODE, $error)) { @@ -117,12 +111,11 @@ class CI_DB_sqlite_driver extends CI_DB { * Keep / reestablish the db connection if no queries have been * sent for a length of time exceeding the server's idle timeout * - * @access public * @return void */ - function reconnect() + public function reconnect() { - // not implemented in SQLite + // Not supported in SQLite } // -------------------------------------------------------------------- @@ -130,11 +123,11 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Select the database * - * @access private called by the base class - * @return resource + * @return bool */ - function db_select() + public function db_select() { + // Not needed, in SQLite every pseudo-connection is a database return TRUE; } @@ -143,14 +136,13 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Set client character set * - * @access public * @param string * @param string - * @return resource + * @return bool */ - function db_set_charset($charset, $collation) + public function db_set_charset($charset, $collation) { - // @todo - add support if needed + // Not supported return TRUE; } @@ -159,10 +151,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Version number query string * - * @access public * @return string */ - function _version() + public function _version() { return sqlite_libversion(); } @@ -172,13 +163,18 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Execute the query * - * @access private called by the base class * @param string an SQL query * @return resource */ - function _execute($sql) + protected function _execute($sql) { $sql = $this->_prep_query($sql); + + if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) + { + return @sqlite_exec($this->conn_id, $sql); + } + return @sqlite_query($this->conn_id, $sql); } @@ -189,11 +185,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * If needed, each database adapter can prep the query string * - * @access private called by execute() * @param string an SQL query * @return string */ - function _prep_query($sql) + protected function _prep_query($sql) { return $sql; } @@ -203,18 +198,12 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Begin Transaction * - * @access public * @return bool */ - function trans_begin($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; } @@ -222,7 +211,7 @@ class CI_DB_sqlite_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); $this->simple_query('BEGIN TRANSACTION'); return TRUE; @@ -233,18 +222,12 @@ class CI_DB_sqlite_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; } @@ -258,18 +241,12 @@ class CI_DB_sqlite_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 $this->_trans_depth > 0) { return TRUE; } @@ -283,12 +260,11 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Escape String * - * @access public * @param string * @param bool whether or not the string will be used in a LIKE condition * @return string */ - function escape_str($str, $like = FALSE) + public function escape_str($str, $like = FALSE) { if (is_array($str)) { @@ -305,9 +281,9 @@ class CI_DB_sqlite_driver extends CI_DB { // escape LIKE condition wildcards if ($like === TRUE) { - $str = 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_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 $str; @@ -318,10 +294,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Affected Rows * - * @access public - * @return integer + * @return int */ - function affected_rows() + public function affected_rows() { return sqlite_changes($this->conn_id); } @@ -331,10 +306,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Insert ID * - * @access public - * @return integer + * @return int */ - function insert_id() + public function insert_id() { return @sqlite_last_insert_rowid($this->conn_id); } @@ -347,27 +321,25 @@ class CI_DB_sqlite_driver extends CI_DB { * Generates a platform-specific query string that counts all records in * the specified database * - * @access public * @param string - * @return string + * @return int */ - function count_all($table = '') + public 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)); - + $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(); + $query = $query->row(); $this->_reset_select(); - return (int) $row->numrows; + return (int) $query->numrows; } // -------------------------------------------------------------------- @@ -377,18 +349,18 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query string so that the table names can be fetched * - * @access private - * @param boolean + * @param bool * @return string */ - function _list_tables($prefix_limit = FALSE) + protected function _list_tables($prefix_limit = FALSE) { - $sql = "SELECT name from sqlite_master WHERE type='table'"; + $sql = "SELECT name FROM sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { - $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); + return $sql." AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } + return $sql; } @@ -399,11 +371,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query string so that the column names can be fetched * - * @access public * @param string the table name - * @return string + * @return bool */ - function _list_columns($table = '') + protected function _list_columns($table = '') { // Not supported return FALSE; @@ -416,13 +387,12 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific query so that the column data can be retrieved * - * @access public * @param string the table name - * @return object + * @return string */ - function _field_data($table) + protected function _field_data($table) { - return "SELECT * FROM ".$table." LIMIT 1"; + return 'SELECT * FROM '.$table.' LIMIT 1'; } // -------------------------------------------------------------------- @@ -430,10 +400,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * The error message string * - * @access private * @return string */ - function _error_message() + protected function _error_message() { return sqlite_error_string(sqlite_last_error($this->conn_id)); } @@ -443,10 +412,9 @@ class CI_DB_sqlite_driver extends CI_DB { /** * The error message number * - * @access private - * @return integer + * @return int */ - function _error_number() + protected function _error_number() { return sqlite_last_error($this->conn_id); } @@ -458,11 +426,10 @@ class CI_DB_sqlite_driver extends CI_DB { * * This function escapes column and table names * - * @access private * @param string * @return string */ - function _escape_identifiers($item) + public function _escape_identifiers($item) { if ($this->_escape_char == '') { @@ -473,24 +440,20 @@ class CI_DB_sqlite_driver extends CI_DB { { if (strpos($item, '.'.$id) !== FALSE) { - $str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item); + $item = str_replace('.', $this->_escape_char.'.', $item); // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item); } } 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; + $item = str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item); } // remove duplicates if the user already included the escape - return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str); + return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $this->_escape_char.$item.$this->_escape_char); } // -------------------------------------------------------------------- @@ -501,11 +464,10 @@ class CI_DB_sqlite_driver extends CI_DB { * This function implicitly groups FROM tables so there is no confusion * about operator precedence in harmony with SQL standards * - * @access public * @param type * @return type */ - function _from_tables($tables) + protected function _from_tables($tables) { if ( ! is_array($tables)) { @@ -522,15 +484,14 @@ class CI_DB_sqlite_driver extends CI_DB { * * 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, $values) + protected function _insert($table, $keys, $values) { - return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")"; + return 'INSERT INTO '.$table.' ('.implode(', ', $keys).') VALUES ('.implode(', ', $values).')'; } // -------------------------------------------------------------------- @@ -540,7 +501,6 @@ class CI_DB_sqlite_driver extends CI_DB { * * Generates a platform-specific update string from the supplied data * - * @access public * @param string the table name * @param array the update data * @param array the where clause @@ -548,24 +508,17 @@ class CI_DB_sqlite_driver extends CI_DB { * @param array the limit clause * @return string */ - function _update($table, $values, $where, $orderby = array(), $limit = FALSE) + protected function _update($table, $values, $where, $orderby = array(), $limit = FALSE) { foreach ($values as $key => $val) { - $valstr[] = $key." = ".$val; + $valstr[] = $key.' = '.$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 $sql; + return 'UPDATE '.$table.' SET '.implode(', ', $valstr) + .(($where != '' && count($where) > 0) ? ' WHERE '.implode(' ', $where) : '') + .(count($orderby) > 0 ? ' ORDER BY '.implode(', ', $orderby) : '') + .( ! $limit ? '' : ' LIMIT '.$limit); } @@ -578,11 +531,10 @@ class CI_DB_sqlite_driver extends CI_DB { * 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($table) + protected function _truncate($table) { return $this->_delete($table); } @@ -594,31 +546,27 @@ class CI_DB_sqlite_driver extends CI_DB { * * 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(), $limit = FALSE) + protected function _delete($table, $where = array(), $like = array(), $limit = FALSE) { $conditions = ''; if (count($where) > 0 OR count($like) > 0) { - $conditions = "\nWHERE "; - $conditions .= implode("\n", $this->ar_where); + $conditions = "\nWHERE ".implode("\n", $this->ar_where); if (count($where) > 0 && count($like) > 0) { - $conditions .= " AND "; + $conditions .= ' AND '; } $conditions .= implode("\n", $like); } - $limit = ( ! $limit) ? '' : ' LIMIT '.$limit; - - return "DELETE FROM ".$table.$conditions.$limit; + return 'DELETE FROM '.$table.$conditions.( ! $limit ? '' : ' LIMIT '.$limit); } // -------------------------------------------------------------------- @@ -628,24 +576,14 @@ class CI_DB_sqlite_driver extends CI_DB { * * 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 + * @param int the number of rows to limit the query to + * @param int the offset value * @return string */ - function _limit($sql, $limit, $offset) + protected function _limit($sql, $limit, $offset) { - if ($offset == 0) - { - $offset = ''; - } - else - { - $offset .= ", "; - } - - return $sql."LIMIT ".$offset.$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; } // -------------------------------------------------------------------- @@ -653,11 +591,10 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Close DB Connection * - * @access public * @param resource * @return void */ - function _close($conn_id) + protected function _close($conn_id) { @sqlite_close($conn_id); } @@ -665,6 +602,5 @@ class CI_DB_sqlite_driver extends CI_DB { } - /* End of file sqlite_driver.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ \ No newline at end of file +/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ -- cgit v1.2.3-24-g4f1b From b537c4d32d109cef2ddf541aa976c3e96736bf06 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 26 Jan 2012 14:45:45 +0200 Subject: Fix _limit() --- system/database/drivers/sqlite/sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 96458e032..119722d2f 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -583,7 +583,7 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - return $sql.'LIMIT '.($offset == 0 ? '' : ', ').$limit; + return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From d33e24c2a649420d420ad9b11efb1bbf2421114c Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 12 Feb 2012 03:23:07 +0200 Subject: Add SQLite escape character --- system/database/drivers/sqlite/sqlite_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 119722d2f..25e012bf0 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -43,7 +43,7 @@ class CI_DB_sqlite_driver extends CI_DB { public $dbdriver = 'sqlite'; // The character used to escape with - not needed for SQLite - protected $_escape_char = ''; + protected $_escape_char = '"'; // clause and character used for LIKE escape sequences protected $_like_escape_str = ' ESCAPE \'%s\' '; @@ -338,7 +338,7 @@ class CI_DB_sqlite_driver extends CI_DB { } $query = $query->row(); - $this->_reset_select(); + $this->_data_seek(0); return (int) $query->numrows; } -- cgit v1.2.3-24-g4f1b From a0c2785f91bc70fb4a0a02f1c9c28cb99c975457 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 2 Mar 2012 13:49:28 +0200 Subject: Change SQLite _execute() to use is_write_type() --- system/database/drivers/sqlite/sqlite_driver.php | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 20b05af0d..8116cfb18 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -154,13 +154,9 @@ class CI_DB_sqlite_driver extends CI_DB { protected function _execute($sql) { $sql = $this->_prep_query($sql); - - if ( ! preg_match('/^(SELECT|EXPLAIN).+$/i', ltrim($sql))) - { - return @sqlite_exec($this->conn_id, $sql); - } - - return @sqlite_query($this->conn_id, $sql); + return $this->is_write_type($sql) + ? @sqlite_exec($this->conn_id, $sql) + : @sqlite_query($this->conn_id, $sql); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 79922c0d963de9728315db02deaf4d2516c94d5b Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 23 May 2012 12:27:17 +0300 Subject: Removed the parameter use in database drivers' _close() and added a default _close() method in CI_DB_driver + some changelog fixes --- system/database/drivers/sqlite/sqlite_driver.php | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 551704f83..d710b945d 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -450,15 +450,14 @@ class CI_DB_sqlite_driver extends CI_DB { /** * Close DB Connection * - * @param resource * @return void */ - protected function _close($conn_id) + protected function _close() { - @sqlite_close($conn_id); + @sqlite_close($this->conn_id); } } /* End of file sqlite_driver.php */ -/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ +/* Location: ./system/database/drivers/sqlite/sqlite_driver.php */ \ No newline at end of file -- cgit v1.2.3-24-g4f1b From 16bb9bd93698335fc1692adcfbd20d8e4fda6268 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sat, 26 May 2012 18:21:14 +0300 Subject: Move count_all() from the drivers to CI_DB_driver --- system/database/drivers/sqlite/sqlite_driver.php | 29 ------------------------ 1 file changed, 29 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index d710b945d..d8b869c2e 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -267,35 +267,6 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * "Count All" query - * - * Generates a platform-specific query string that counts all records in - * the specified database - * - * @param string - * @return string - */ - public 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 * -- cgit v1.2.3-24-g4f1b From 48a2baf0e288accd206f5da5031d29076e130792 Mon Sep 17 00:00:00 2001 From: Alex Bilbie Date: Sat, 2 Jun 2012 11:09:54 +0100 Subject: Replaced `==` with `===` and `!=` with `!==` in /system/database --- system/database/drivers/sqlite/sqlite_driver.php | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index d8b869c2e..e50239027 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -279,7 +279,7 @@ class CI_DB_sqlite_driver extends CI_DB { { $sql = "SELECT name from sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE AND $this->dbprefix !== '') { $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } @@ -404,7 +404,7 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - if ($offset == 0) + if ($offset === 0) { $offset = ''; } -- cgit v1.2.3-24-g4f1b From 1aece23434f16f43a297c7dd5c264754760bce00 Mon Sep 17 00:00:00 2001 From: Alex Bilbie Date: Sat, 2 Jun 2012 19:29:49 +0100 Subject: Fix for bug in SQLite introduced in 48a2baf0e288accd206f5da5031d29076e130792 --- system/database/drivers/sqlite/sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index e50239027..c87a16ba8 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -279,7 +279,7 @@ class CI_DB_sqlite_driver extends CI_DB { { $sql = "SELECT name from sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix !== '') + if ($prefix_limit !== FALSE AND $this->dbprefix != '') { $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } -- cgit v1.2.3-24-g4f1b From e4c30195c5f6dc7a144cfe4ee160b18626626612 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 4 Jun 2012 15:08:24 +0300 Subject: Revert/optimize some changes from 48a2baf0e288accd206f5da5031d29076e130792 --- system/database/drivers/sqlite/sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index c87a16ba8..d9820e1b3 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -279,7 +279,7 @@ class CI_DB_sqlite_driver extends CI_DB { { $sql = "SELECT name from sqlite_master WHERE type='table'"; - if ($prefix_limit !== FALSE AND $this->dbprefix != '') + if ($prefix_limit !== FALSE && $this->dbprefix != '') { $sql .= " AND 'name' LIKE '".$this->escape_like_str($this->dbprefix)."%' ".sprintf($this->_like_escape_str, $this->_like_escape_chr); } -- cgit v1.2.3-24-g4f1b From 9d533aef135dff9dd3465f993283d6e49a9983a5 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Mon, 4 Jun 2012 15:56:56 +0300 Subject: Fix an SQLite3 pconnect() bug + other minor changes --- system/database/drivers/sqlite/sqlite_driver.php | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index d9820e1b3..f52b1ba1b 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -404,16 +404,16 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _limit($sql, $limit, $offset) { - if ($offset === 0) + if ($offset == 0) { $offset = ''; } else { - $offset .= ", "; + $offset .= ', '; } - return $sql."LIMIT ".$offset.$limit; + return $sql.'LIMIT '.$offset.$limit; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From 9411557ac9d95c6b1b3e76fea533e0988cec1bec Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 7 Jun 2012 21:34:56 +0300 Subject: Some more minor improvements --- system/database/drivers/sqlite/sqlite_driver.php | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index cb8c0dd8b..58bb5f2a7 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -302,7 +302,7 @@ class CI_DB_sqlite_driver extends CI_DB { */ protected function _field_data($table) { - return 'SELECT * FROM '.$table.' LIMIT 1'; + return 'SELECT * FROM '.$this->escape_identifiers($table).' LIMIT 1'; } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b From c78e56a7df140ee777ffc67687877f3e70c77e28 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Fri, 8 Jun 2012 02:12:07 +0300 Subject: Add a default _from_tables() method to CI_DB_query_builder and remove it from most of the drivers --- system/database/drivers/sqlite/sqlite_driver.php | 21 --------------------- 1 file changed, 21 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 58bb5f2a7..3305f6030 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -324,27 +324,6 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * From Tables - * - * This function implicitly groups FROM tables so there is no confusion - * about operator precedence in harmony with SQL standards - * - * @param array - * @return string - */ - protected function _from_tables($tables) - { - if ( ! is_array($tables)) - { - $tables = array($tables); - } - - return '('.implode(', ', $tables).')'; - } - - // -------------------------------------------------------------------- - /** * Replace statement * -- cgit v1.2.3-24-g4f1b From 2c35b64fc2b072ce873c56dde0f4bb1e5f404450 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Sun, 24 Jun 2012 03:05:26 +0300 Subject: Add a default _limit() method to the Query Builder class --- system/database/drivers/sqlite/sqlite_driver.php | 17 ----------------- 1 file changed, 17 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 3305f6030..87be7a54a 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -359,23 +359,6 @@ class CI_DB_sqlite_driver extends CI_DB { // -------------------------------------------------------------------- - /** - * Limit string - * - * Generates a platform-specific LIMIT clause - * - * @param string the sql query string - * @param int the number of rows to limit the query to - * @param int the offset value - * @return string - */ - protected function _limit($sql, $limit, $offset) - { - return $sql.'LIMIT '.($offset == 0 ? '' : $offset.', ').$limit; - } - - // -------------------------------------------------------------------- - /** * Close DB Connection * -- 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/drivers/sqlite/sqlite_driver.php | 6 ------ 1 file changed, 6 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') 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 /** -- cgit v1.2.3-24-g4f1b From 2ea33c37e9bfa3ff0e029c18a0d2c9ef05016bf0 Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Thu, 4 Oct 2012 12:37:51 +0300 Subject: Fix issue #1789 Signed-off-by: Andrey Andreev --- system/database/drivers/sqlite/sqlite_driver.php | 4 ---- 1 file changed, 4 deletions(-) (limited to 'system/database/drivers/sqlite/sqlite_driver.php') diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php index 19824dbbf..2744a63cf 100644 --- a/system/database/drivers/sqlite/sqlite_driver.php +++ b/system/database/drivers/sqlite/sqlite_driver.php @@ -45,10 +45,6 @@ class CI_DB_sqlite_driver extends CI_DB { // The character used to escape with - not needed for SQLite protected $_escape_char = '"'; - // clause and character used for LIKE escape sequences - protected $_like_escape_str = " ESCAPE '%s' "; - protected $_like_escape_chr = '!'; - protected $_random_keyword = ' Random()'; // database specific random keyword /** -- cgit v1.2.3-24-g4f1b