From 9e9d77b4072de4f8c73e8bbade07a8f27734e4bd Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@xssn.at>
Date: Sat, 6 Feb 2010 23:14:56 +0100
Subject: Initial commit

Signed-off-by: Florian Pritz <bluewind@xssn.at>
---
 system/database/drivers/sqlite/sqlite_utility.php | 141 ++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 system/database/drivers/sqlite/sqlite_utility.php

(limited to 'system/database/drivers/sqlite/sqlite_utility.php')

diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php
new file mode 100644
index 000000000..f66464e3e
--- /dev/null
+++ b/system/database/drivers/sqlite/sqlite_utility.php
@@ -0,0 +1,141 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package		CodeIgniter
+ * @author		ExpressionEngine Dev Team
+ * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * SQLite Utility Class
+ *
+ * @category	Database
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_sqlite_utility extends CI_DB_utility {
+
+	/**
+	 * List databases
+	 *
+	 * I don't believe you can do a database listing with SQLite
+	 * since each database is its own file.  I suppose we could
+	 * try reading a directory looking for SQLite files, but
+	 * that doesn't seem like a terribly good idea
+	 *
+	 * @access	private
+	 * @return	bool
+	 */
+	function _list_databases()
+	{
+		if ($this->db_debug)
+		{
+			return $this->display_error('db_unsuported_feature');
+		}
+		return array();
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Optimize table query
+	 *
+	 * Is optimization even supported in SQLite?
+	 *
+	 * @access	private
+	 * @param	string	the table name
+	 * @return	object
+	 */
+	function _optimize_table($table)
+	{
+		return FALSE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Repair table query
+	 *
+	 * Are table repairs even supported in SQLite?
+	 *
+	 * @access	private
+	 * @param	string	the table name
+	 * @return	object
+	 */
+	function _repair_table($table)
+	{
+		return FALSE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * SQLite Export
+	 *
+	 * @access	private
+	 * @param	array	Preferences
+	 * @return	mixed
+	 */
+	function _backup($params = array())
+	{
+		// Currently unsupported
+		return $this->db->display_error('db_unsuported_feature');
+	}
+
+	/**
+	 *
+	 * The functions below have been deprecated as of 1.6, and are only here for backwards
+	 * compatibility.  They now reside in dbforge().  The use of dbutils for database manipulation
+	 * is STRONGLY discouraged in favour if using dbforge.
+	 *
+	 */
+
+	/**
+	 * Create database
+	 *
+	 * @access	public
+	 * @param	string	the database name
+	 * @return	bool
+	 */
+	function _create_database()
+	{
+		// In SQLite, a database is created when you connect to the database.
+		// We'll return TRUE so that an error isn't generated
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Drop database
+	 *
+	 * @access	private
+	 * @param	string	the database name
+	 * @return	bool
+	 */
+	function _drop_database($name)
+	{
+		if ( ! @file_exists($this->db->database) OR ! @unlink($this->db->database))
+		{
+			if ($this->db->db_debug)
+			{
+				return $this->db->display_error('db_unable_to_drop');
+			}
+			return FALSE;
+		}
+		return TRUE;
+	}
+
+}
+
+/* End of file sqlite_utility.php */
+/* Location: ./system/database/drivers/sqlite/sqlite_utility.php */
\ No newline at end of file
-- 
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