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authordchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
committerdchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
commitc5079de78e5141330c07e990811ef15e998e95aa (patch)
tree0f39d8c4fc7614246fc185810bfeaa7fad88a33a /system/database/drivers/sqlite3
parent00fcb545109d4e61bc14e403ec828749c34a54b3 (diff)
parentede49ba66b127535f3430e20aac72ceed2c4611a (diff)
Merge branch develop of github.com:/EllisLab/CodeIgniter into session
Diffstat (limited to 'system/database/drivers/sqlite3')
-rw-r--r--system/database/drivers/sqlite3/index.html10
-rw-r--r--system/database/drivers/sqlite3/sqlite3_driver.php362
-rw-r--r--system/database/drivers/sqlite3/sqlite3_forge.php211
-rw-r--r--system/database/drivers/sqlite3/sqlite3_result.php181
-rw-r--r--system/database/drivers/sqlite3/sqlite3_utility.php54
5 files changed, 818 insertions, 0 deletions
diff --git a/system/database/drivers/sqlite3/index.html b/system/database/drivers/sqlite3/index.html
new file mode 100644
index 000000000..c942a79ce
--- /dev/null
+++ b/system/database/drivers/sqlite3/index.html
@@ -0,0 +1,10 @@
+<html>
+<head>
+ <title>403 Forbidden</title>
+</head>
+<body>
+
+<p>Directory access is forbidden.</p>
+
+</body>
+</html> \ No newline at end of file
diff --git a/system/database/drivers/sqlite3/sqlite3_driver.php b/system/database/drivers/sqlite3/sqlite3_driver.php
new file mode 100644
index 000000000..cc35d319f
--- /dev/null
+++ b/system/database/drivers/sqlite3/sqlite3_driver.php
@@ -0,0 +1,362 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * 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 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
+ * @filesource
+ */
+
+/**
+ * SQLite3 Database Adapter Class
+ *
+ * Note: _DB is an extender class that the app controller
+ * creates dynamically based on whether the query builder
+ * class is being used or not.
+ *
+ * @package CodeIgniter
+ * @subpackage Drivers
+ * @category Database
+ * @author Andrey Andreev
+ * @link http://codeigniter.com/user_guide/database/
+ * @since Version 3.0
+ */
+class CI_DB_sqlite3_driver extends CI_DB {
+
+ public $dbdriver = 'sqlite3';
+
+ // The character used for escaping
+ 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()';
+
+ /**
+ * Non-persistent database connection
+ *
+ * @return object type SQLite3
+ */
+ public function db_connect()
+ {
+ try
+ {
+ return ( ! $this->password)
+ ? new SQLite3($this->database)
+ : new SQLite3($this->database, SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, $this->password);
+ }
+ catch (Exception $e)
+ {
+ return FALSE;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Persistent database connection
+ *
+ * @return object type SQLite3
+ */
+ public function db_pconnect()
+ {
+ log_message('debug', 'SQLite3 doesn\'t support persistent connections');
+ return $this->db_connect();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Database version number
+ *
+ * @return string
+ */
+ public function version()
+ {
+ if (isset($this->data_cache['version']))
+ {
+ return $this->data_cache['version'];
+ }
+
+ $version = SQLite3::version();
+ return $this->data_cache['version'] = $version['versionString'];
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Execute the query
+ *
+ * @param string an SQL query
+ * @return mixed SQLite3Result object or bool
+ */
+ protected function _execute($sql)
+ {
+ // TODO: Implement use of SQLite3::querySingle(), if needed
+
+ return $this->is_write_type($sql)
+ ? $this->conn_id->exec($sql)
+ : $this->conn_id->query($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);
+
+ return $this->conn_id->exec('BEGIN TRANSACTION');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * 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 $this->conn_id->exec('END TRANSACTION');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * 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 $this->conn_id->exec('ROLLBACK');
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Escape String
+ *
+ * @param string
+ * @param bool whether or not the string will be used in a LIKE condition
+ * @return string
+ */
+ public function escape_str($str, $like = FALSE)
+ {
+ if (is_array($str))
+ {
+ foreach ($str as $key => $val)
+ {
+ $str[$key] = $this->escape_str($val, $like);
+ }
+
+ return $str;
+ }
+
+ $str = $this->conn_id->escapeString(remove_invisible_characters($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 $this->conn_id->changes();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Insert ID
+ *
+ * @return int
+ */
+ public function insert_id()
+ {
+ return $this->conn_id->lastInsertRowID();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Show table query
+ *
+ * Generates a platform-specific query string so that the table names can be fetched
+ *
+ * @param bool
+ * @return string
+ */
+ protected function _list_tables($prefix_limit = FALSE)
+ {
+ return 'SELECT "NAME" FROM "SQLITE_MASTER" WHERE "TYPE" = \'table\''
+ .(($prefix_limit !== FALSE && $this->dbprefix != '')
+ ? ' AND "NAME" LIKE \''.$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 = '')
+ {
+ // 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($table)
+ {
+ return 'SELECT * FROM '.$table.' LIMIT 0,1';
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * The error message string
+ *
+ * @return string
+ */
+ protected function _error_message()
+ {
+ return $this->conn_id->lastErrorMsg();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * The error message number
+ *
+ * @return int
+ */
+ protected function _error_number()
+ {
+ return $this->conn_id->lastErrorCode();
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Replace statement
+ *
+ * Generates a platform-specific replace string from the supplied data
+ *
+ * @param string the table name
+ * @param array the insert keys
+ * @param array the insert values
+ * @return string
+ */
+ protected function _replace($table, $keys, $values)
+ {
+ return 'INSERT OR '.parent::_replace($table, $keys, $values);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Truncate statement
+ *
+ * Generates a platform-specific truncate string from the supplied data
+ *
+ * If the database does not support the truncate() command, then,
+ * then this method maps to 'DELETE FROM table'
+ *
+ * @param string the table name
+ * @return string
+ */
+ protected function _truncate($table)
+ {
+ return 'DELETE FROM '.$table;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Close DB Connection
+ *
+ * @return void
+ */
+ protected function _close()
+ {
+ $this->conn_id->close();
+ }
+
+}
+
+/* End of file sqlite3_driver.php */
+/* Location: ./system/database/drivers/sqlite3/sqlite3_driver.php */ \ No newline at end of file
diff --git a/system/database/drivers/sqlite3/sqlite3_forge.php b/system/database/drivers/sqlite3/sqlite3_forge.php
new file mode 100644
index 000000000..f9ae5bcce
--- /dev/null
+++ b/system/database/drivers/sqlite3/sqlite3_forge.php
@@ -0,0 +1,211 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.2.4 or newer
+ *
+ * NOTICE OF LICENSE
+ *
+ * Licensed under the Open Software License version 3.0
+ *
+ * This source file is subject to the Open Software License (OSL 3.0) that is
+ * bundled with this package in the files license.txt / license.rst. It is
+ * also available through the world wide web at this URL:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
+ *
+ * @package CodeIgniter
+ * @author EllisLab Dev Team
+ * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/)
+ * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0)
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+/**
+ * SQLite3 Forge Class
+ *
+ * @category Database
+ * @author Andrey Andreev
+ * @link http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_sqlite3_forge extends CI_DB_forge {
+
+ /**
+ * Create database
+ *
+ * @param string the database name
+ * @return bool
+ */
+ public function create_database($db_name = '')
+ {
+ // In SQLite, a database is created when you connect to the database.
+ // We'll return TRUE so that an error isn't generated
+ return TRUE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Drop database
+ *
+ * @param string the database name (ignored)
+ * @return bool
+ */
+ public function drop_database($db_name = '')
+ {
+ // In SQLite, a database is dropped when we delete a file
+ if (@file_exists($this->db->database))
+ {
+ // We need to close the pseudo-connection first
+ $this->db->close();
+ if ( ! @unlink($this->db->database))
+ {
+ 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;
+ }
+
+ return $this->db->db_debug ? $this->db->display_error('db_unable_to_drop') : FALSE;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Create Table
+ *
+ * @param string the table name
+ * @param array the fields
+ * @param mixed primary key(s)
+ * @param mixed key(s)
+ * @param bool should 'IF NOT EXISTS' be added to the SQL
+ * @return bool
+ */
+ protected function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
+ {
+ $sql = 'CREATE TABLE ';
+
+ // IF NOT EXISTS added to SQLite in 3.3.0
+ if ($if_not_exists === TRUE && version_compare($this->db->version(), '3.3.0', '>=') === TRUE)
+ {
+ $sql .= 'IF NOT EXISTS ';
+ }
+
+ $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)
+ {
+ $sql .= ",\n\tPRIMARY KEY (".implode(', ', $this->db->escape_identifiers($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 = '', $after_field = '')
+ {
+ /* SQLite only supports adding new columns and it does
+ * NOT support the AFTER statement. Each new column will
+ * be added as the last one in the table.
+ */
+ if ($alter_type !== 'ADD COLUMN')
+ {
+ // Not supported
+ return FALSE;
+ }
+
+ return 'ALTER TABLE '.$this->db->escape_identifiers($table).' '.$alter_type.' '.$this->db->escape_identifiers($column_name)
+ .' '.$column_definition
+ .($default_value !== '' ? ' DEFAULT '.$default_value : '')
+ // If NOT NULL is specified, the field must have a DEFAULT value other than NULL
+ .(($null !== NULL && $default_value !== 'NULL') ? ' NOT NULL' : ' NULL');
+ }
+
+}
+
+/* End of file sqlite3_forge.php */
+/* Location: ./system/database/drivers/sqlite3/sqlite3_forge.php */ \ No newline at end of file
diff --git a/system/database/drivers/sqlite3/sqlite3_result.php b/system/database/drivers/sqlite3/sqlite3_result.php
new file mode 100644
index 000000000..117fb3ce8
--- /dev/null
+++ b/system/database/drivers/sqlite3/sqlite3_result.php
@@ -0,0 +1,181 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * 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 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
+ * @filesource
+ */
+
+/**
+ * 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/
+ * @since 3.0
+ */
+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 $_num_fields;
+
+ /**
+ * Number of fields in the result set
+ *
+ * @return int
+ */
+ public function num_fields()
+ {
+ return ( ! is_int($this->_num_fields))
+ ? $this->_num_fields = $this->result_id->numColumns()
+ : $this->_num_fields;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Fetch Field Names
+ *
+ * Generates an array of column names
+ *
+ * @return array
+ */
+ public function list_fields()
+ {
+ $field_names = array();
+ for ($i = 0, $c = $this->num_fields(); $i < $c; $i++)
+ {
+ $field_names[] = $this->result_id->columnName($i);
+ }
+
+ 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 < $this->num_fields(); $i++)
+ {
+ $retval[$i] = new stdClass();
+ $retval[$i]->name = $this->result_id->columnName($i);
+ $retval[$i]->type = 'varchar';
+ $retval[$i]->max_length = 0;
+ $retval[$i]->primary_key = 0;
+ $retval[$i]->default = '';
+ }
+
+ return $retval;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Free the result
+ *
+ * @return void
+ */
+ public function free_result()
+ {
+ if (is_object($this->result_id))
+ {
+ $this->result_id->finalize();
+ $this->result_id = NULL;
+ }
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - associative array
+ *
+ * Returns the result set as an array
+ *
+ * @return array
+ */
+ protected function _fetch_assoc()
+ {
+ return $this->result_id->fetchArray(SQLITE3_ASSOC);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Result - object
+ *
+ * Returns the result set as an object
+ *
+ * @param string
+ * @return object
+ */
+ protected function _fetch_object($class_name = 'stdClass')
+ {
+ // 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 $class_name;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Data Seek
+ *
+ * Moves the internal pointer to the desired offset. We call
+ * this internally before fetching results to make sure the
+ * result set starts at zero
+ *
+ * @return array
+ */
+ protected function _data_seek($n = 0)
+ {
+ // Only resetting to the start of the result set is supported
+ return $this->result_id->reset();
+ }
+
+}
+
+/* End of file sqlite3_result.php */
+/* Location: ./system/database/drivers/sqlite3/sqlite3_result.php */ \ No newline at end of file
diff --git a/system/database/drivers/sqlite3/sqlite3_utility.php b/system/database/drivers/sqlite3/sqlite3_utility.php
new file mode 100644
index 000000000..f58c3d168
--- /dev/null
+++ b/system/database/drivers/sqlite3/sqlite3_utility.php
@@ -0,0 +1,54 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * 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 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
+ * @filesource
+ */
+
+/**
+ * SQLite3 Utility Class
+ *
+ * @category Database
+ * @author Andrey Andreev
+ * @link http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_sqlite3_utility extends CI_DB_utility {
+
+ protected $_list_databases = FALSE;
+
+ /**
+ * SQLite Export
+ *
+ * @param array Preferences
+ * @return mixed
+ */
+ protected function _backup($params = array())
+ {
+ // Not supported
+ return $this->db->display_error('db_unsuported_feature');
+ }
+
+}
+
+/* End of file sqlite3_utility.php */
+/* Location: ./system/database/drivers/sqlite3/sqlite3_utility.php */ \ No newline at end of file