-<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
-/**\r
- * CodeIgniter\r
- *\r
- * An open source application development framework for PHP 4.3.2 or newer\r
- *\r
- * @package CodeIgniter\r
- * @author ExpressionEngine Dev Team\r
- * @copyright Copyright (c) 2008, EllisLab, Inc.\r
- * @license http://codeigniter.com/user_guide/license.html\r
- * @link http://codeigniter.com\r
- * @since Version 1.0\r
- * @filesource\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * CodeIgniter Security Helpers\r
- *\r
- * @package CodeIgniter\r
- * @subpackage Helpers\r
- * @category Helpers\r
- * @author ExpressionEngine Dev Team\r
- * @link http://codeigniter.com/user_guide/helpers/security_helper.html\r
- */\r
-\r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * XSS Filtering\r
- *\r
- * @access public\r
- * @param string\r
- * @param string the character set of your data\r
- * @return string\r
- */ \r
-if ( ! function_exists('xss_clean'))\r
-{\r
- function xss_clean($str, $charset = 'ISO-8859-1')\r
- {\r
- $CI =& get_instance();\r
- return $CI->input->xss_clean($str, $charset);\r
- }\r
-}\r
-\r
-// --------------------------------------------------------------------\r
-\r
-/**\r
- * Hash encode a string\r
- *\r
- * @access public\r
- * @param string\r
- * @return string\r
- */ \r
-if ( ! function_exists('dohash'))\r
-{ \r
- function dohash($str, $type = 'sha1')\r
- {\r
- if ($type == 'sha1')\r
- {\r
- if ( ! function_exists('sha1'))\r
- {\r
- if ( ! function_exists('mhash'))\r
- { \r
- require_once(BASEPATH.'libraries/Sha1'.EXT);\r
- $SH = new CI_SHA;\r
- return $SH->generate($str);\r
- }\r
- else\r
- {\r
- return bin2hex(mhash(MHASH_SHA1, $str));\r
- }\r
- }\r
- else\r
- {\r
- return sha1($str);\r
- } \r
- }\r
- else\r
- {\r
- return md5($str);\r
- }\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Strip Image Tags\r
- *\r
- * @access public\r
- * @param string\r
- * @return string\r
- */ \r
-if ( ! function_exists('strip_image_tags'))\r
-{\r
- function strip_image_tags($str)\r
- {\r
- $str = preg_replace("#<img\s+.*?src\s*=\s*[\"'](.+?)[\"'].*?\>#", "\\1", $str);\r
- $str = preg_replace("#<img\s+.*?src\s*=\s*(.+?).*?\>#", "\\1", $str);\r
- \r
- return $str;\r
- }\r
-}\r
- \r
-// ------------------------------------------------------------------------\r
-\r
-/**\r
- * Convert PHP tags to entities\r
- *\r
- * @access public\r
- * @param string\r
- * @return string\r
- */ \r
-if ( ! function_exists('encode_php_tags'))\r
-{\r
- function encode_php_tags($str)\r
- {\r
- return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('<?php', '<?PHP', '<?', '?>'), $str);\r
- }\r
-}\r
-\r
-\r
-/* End of file security_helper.php */\r
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author ExpressionEngine Dev Team
+ * @copyright Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Security Helpers
+ *
+ * @package CodeIgniter
+ * @subpackage Helpers
+ * @category Helpers
+ * @author ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/helpers/security_helper.html
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * XSS Filtering
+ *
+ * @access public
+ * @param string
+ * @param bool whether or not the content is an image file
+ * @return string
+ */
+if ( ! function_exists('xss_clean'))
+{
+ function xss_clean($str, $is_image = FALSE)
+ {
+ $CI =& get_instance();
+ return $CI->input->xss_clean($str, $is_image);
+ }
+}
+
+// --------------------------------------------------------------------
+
+/**
+ * Hash encode a string
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('dohash'))
+{
+ function dohash($str, $type = 'sha1')
+ {
+ if ($type == 'sha1')
+ {
+ if ( ! function_exists('sha1'))
+ {
+ if ( ! function_exists('mhash'))
+ {
+ require_once(BASEPATH.'libraries/Sha1'.EXT);
+ $SH = new CI_SHA;
+ return $SH->generate($str);
+ }
+ else
+ {
+ return bin2hex(mhash(MHASH_SHA1, $str));
+ }
+ }
+ else
+ {
+ return sha1($str);
+ }
+ }
+ else
+ {
+ return md5($str);
+ }
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Strip Image Tags
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('strip_image_tags'))
+{
+ function strip_image_tags($str)
+ {
+ $str = preg_replace("#<img\s+.*?src\s*=\s*[\"'](.+?)[\"'].*?\>#", "\\1", $str);
+ $str = preg_replace("#<img\s+.*?src\s*=\s*(.+?).*?\>#", "\\1", $str);
+
+ return $str;
+ }
+}
+
+// ------------------------------------------------------------------------
+
+/**
+ * Convert PHP tags to entities
+ *
+ * @access public
+ * @param string
+ * @return string
+ */
+if ( ! function_exists('encode_php_tags'))
+{
+ function encode_php_tags($str)
+ {
+ return str_replace(array('<?php', '<?PHP', '<?', '?>'), array('<?php', '<?PHP', '<?', '?>'), $str);
+ }
+}
+
+
+/* End of file security_helper.php */
/* Location: ./system/helpers/security_helper.php */
\ No newline at end of file