Drop all PHP 5.3-related code

1 files changed, 0 insertions, 330 deletions

diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
deleted file mode 100644
index 16b8c29c3..000000000
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ /dev/null
@@ -1,330 +0,0 @@
-<?php
-/**
- * CodeIgniter
- *
- * An open source application development framework for PHP
- *
- * This content is released under the MIT License (MIT)
- *
- * Copyright (c) 2014 - 2016, British Columbia Institute of Technology
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- *
- * @package	CodeIgniter
- * @author	EllisLab Dev Team
- * @copyright	Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
- * @copyright	Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/)
- * @license	http://opensource.org/licenses/MIT	MIT License
- * @link	https://codeigniter.com
- * @since	Version 1.3.0
- * @filesource
- */
-defined('BASEPATH') OR exit('No direct script access allowed');
-
-/**
- * SQLite 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		EllisLab Dev Team
- * @link		https://codeigniter.com/user_guide/database/
- */
-class CI_DB_sqlite_driver extends CI_DB {
-
-	/**
-	 * Database driver
-	 *
-	 * @var	string
-	 */
-	public $dbdriver = 'sqlite';
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * ORDER BY random keyword
-	 *
-	 * @var	array
-	 */
-	protected $_random_keyword = array('RANDOM()', 'RANDOM()');
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Non-persistent database connection
-	 *
-	 * @param	bool	$persistent
-	 * @return	resource
-	 */
-	public function db_connect($persistent = FALSE)
-	{
-		$error = NULL;
-		$conn_id = ($persistent === TRUE)
-			? sqlite_popen($this->database, 0666, $error)
-			: sqlite_open($this->database, 0666, $error);
-
-		isset($error) && log_message('error', $error);
-
-		return $conn_id;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Database version number
-	 *
-	 * @return	string
-	 */
-	public function version()
-	{
-		return isset($this->data_cache['version'])
-			? $this->data_cache['version']
-			: $this->data_cache['version'] = sqlite_libversion();
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Execute the query
-	 *
-	 * @param	string	$sql	an SQL query
-	 * @return	resource
-	 */
-	protected function _execute($sql)
-	{
-		return $this->is_write_type($sql)
-			? sqlite_exec($this->conn_id, $sql)
-			: sqlite_query($this->conn_id, $sql);
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Begin Transaction
-	 *
-	 * @return	bool
-	 */
-	protected function _trans_begin()
-	{
-		return $this->simple_query('BEGIN TRANSACTION');
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Commit Transaction
-	 *
-	 * @return	bool
-	 */
-	protected function _trans_commit()
-	{
-		return $this->simple_query('COMMIT');
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Rollback Transaction
-	 *
-	 * @return	bool
-	 */
-	protected function _trans_rollback()
-	{
-		return $this->simple_query('ROLLBACK');
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Platform-dependant string escape
-	 *
-	 * @param	string
-	 * @return	string
-	 */
-	protected function _escape_str($str)
-	{
-		return sqlite_escape_string($str);
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Affected Rows
-	 *
-	 * @return	int
-	 */
-	public function affected_rows()
-	{
-		return sqlite_changes($this->conn_id);
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Insert ID
-	 *
-	 * @return	int
-	 */
-	public function insert_id()
-	{
-		return sqlite_last_insert_rowid($this->conn_id);
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * List table query
-	 *
-	 * Generates a platform-specific query string so that the table names can be fetched
-	 *
-	 * @param	bool	$prefix_limit
-	 * @return	string
-	 */
-	protected function _list_tables($prefix_limit = FALSE)
-	{
-		$sql = "SELECT name FROM sqlite_master WHERE type='table'";
-
-		if ($prefix_limit !== FALSE && $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	$table
-	 * @return	bool
-	 */
-	protected function _list_columns($table = '')
-	{
-		// Not supported
-		return FALSE;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Returns an object with field data
-	 *
-	 * @param	string	$table
-	 * @return	array
-	 */
-	public function field_data($table)
-	{
-		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;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Error
-	 *
-	 * Returns an array containing code and message of the last
-	 * database error that has occured.
-	 *
-	 * @return	array
-	 */
-	public function error()
-	{
-		$error = array('code' => sqlite_last_error($this->conn_id));
-		$error['message'] = sqlite_error_string($error['code']);
-		return $error;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Replace statement
-	 *
-	 * Generates a platform-specific replace string from the supplied data
-	 *
-	 * @param	string	$table	Table name
-	 * @param	array	$keys	INSERT keys
-	 * @param	array	$values	INSERT values
-	 * @return	string
-	 */
-	protected function _replace($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 statement,
-	 * then this function maps to 'DELETE FROM table'
-	 *
-	 * @param	string	$table
-	 * @return	string
-	 */
-	protected function _truncate($table)
-	{
-		return 'DELETE FROM '.$table;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Close DB Connection
-	 *
-	 * @return	void
-	 */
-	protected function _close()
-	{
-		sqlite_close($this->conn_id);
-	}
-
-}