From 9884449add2bf1a52de10b82a366637b595734fd Mon Sep 17 00:00:00 2001
From: Derek Jones <derek.jones@ellislab.com>
Date: Wed, 16 Jan 2008 22:26:37 +0000
Subject: Added Compat.php file

---
 system/codeigniter/Compat.php | 84 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 system/codeigniter/Compat.php

(limited to 'system/codeigniter/Compat.php')

diff --git a/system/codeigniter/Compat.php b/system/codeigniter/Compat.php
new file mode 100644
index 000000000..3c5f70d60
--- /dev/null
+++ b/system/codeigniter/Compat.php
@@ -0,0 +1,84 @@
+<?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		Rick Ellis
+ * @copyright	Copyright (c) 2006, EllisLab, Inc.
+ * @license		http://www.codeigniter.com/user_guide/license.html
+ * @link		http://www.codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Compatibility Functions
+ *
+ * Function overrides for older versions of PHP or PHP environments missing
+ * certain extensions / libraries
+ *
+ * @package		CodeIgniter
+ * @subpackage	codeigniter
+ * @category	Compatibility Functions
+ * @author		EllisLab Development Team
+ * @link		http://www.codeigniter.com/user_guide/
+ */
+
+// ------------------------------------------------------------------------
+
+/*
+ * PHP versions prior to 5.0 don't support the E_STRICT constant
+ * so we need to explicitly define it otherwise the Exception class 
+ * will generate errors when running under PHP 4
+ *
+ */
+if ( ! defined('E_STRICT'))
+{
+	define('E_STRICT', 2048);
+}
+
+/**
+ * ctype_digit()
+ *
+ * Determines if a string is comprised only of digits
+ * http://us.php.net/manual/en/function.ctype_digit.php
+ *
+ * @access	public
+ * @param	string
+ * @return	bool
+ */
+if (! function_exists('ctype_digit'))
+{
+	function ctype_digit($str)
+	{
+		return ! preg_match('/[^0-9]/', $str);
+	}	
+}
+
+// --------------------------------------------------------------------
+
+/**
+ * ctype_alnum()
+ *
+ * Determines if a string is comprised of only alphanumeric characters
+ * http://us.php.net/manual/en/function.ctype-alnum.php
+ *
+ * @access	public
+ * @param	string
+ * @return	bool
+ */
+if (! function_exists('ctype_alnum'))
+{
+	function ctype_alnum($str)
+	{
+		return ! preg_match('/[^0-9a-z]/i', $str);
+	}	
+}
+
+// --------------------------------------------------------------------
+
+?>
\ No newline at end of file
-- 
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