include/libs/template_lite/plugins/modifier.escape.php

   1 <?php
   2 /**
   3  * Template Lite plugin converted from Smarty
   4  * @package Smarty
   5  * @subpackage plugins
   6  */
   7
   8
   9
  10 /**
  11  * Smarty escape modifier plugin
  12  *
  13  * Type:     modifier<br>
  14  * Name:     escape<br>
  15  * Purpose:  Escape the string according to escapement type
  16  * @link http://smarty.php.net/manual/en/language.modifier.escape.php
  17  *          escape (Smarty online manual)
  18  * @author   Monte Ohrt <monte at ohrt dot com>
  19  * @param string
  20  * @param html|htmlall|url|quotes|hex|hexentity|javascript
  21  * @return string
  22  */
  23 function tpl_modifier_escape($string, $esc_type = 'html', $char_set = 'ISO-8859-1', $double_encode = true)
  24 {
  25     switch ($esc_type)
  26         {
  27         case 'html':
  28             if (version_compare(PHP_VERSION, '5.2.3') === 1)
  29                 return htmlspecialchars($string, ENT_QUOTES, $char_set, $double_encode);
  30             else
  31                 return htmlspecialchars($string, ENT_QUOTES, $char_set);
  32
  33         case 'htmlall':
  34             if (version_compare(PHP_VERSION, '5.2.3') === 1)
  35                 return htmlentities($string, ENT_QUOTES, $char_set, $double_encode);
  36             else
  37                 return htmlentities($string, ENT_QUOTES, $char_set);
  38
  39         case 'url':
  40             return rawurlencode($string);
  41
  42         case 'urlpathinfo':
  43             return str_replace('%2F','/',rawurlencode($string));
  44
  45         case 'quotes':
  46             // escape unescaped single quotes
  47             return preg_replace("%(?<!\\\\)'%", "\\'", $string);
  48
  49         case 'hex':
  50             // escape every character into hex
  51             $return = '';
  52             for ($x=0; $x < strlen($string); $x++) {
  53                 $return .= '%' . bin2hex($string[$x]);
  54             }
  55             return $return;
  56
  57         case 'hexentity':
  58             $return = '';
  59             for ($x=0; $x < strlen($string); $x++) {
  60                 $return .= '&#x' . bin2hex($string[$x]) . ';';
  61             }
  62             return $return;
  63
  64         case 'decentity':
  65             $return = '';
  66             for ($x=0; $x < strlen($string); $x++) {
  67                 $return .= '&#' . ord($string[$x]) . ';';
  68             }
  69             return $return;
  70
  71         case 'javascript':
  72             // escape quotes and backslashes, newlines, etc.
  73             return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/'));
  74
  75         case 'mail':
  76             // safe way to display e-mail address on a web page
  77             return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string);
  78
  79         case 'nonstd':
  80            // escape non-standard chars, such as ms document quotes
  81            $_res = '';
  82            for($_i = 0, $_len = strlen($string); $_i < $_len; $_i++)
  83                    {
  84                $_ord = ord(substr($string, $_i, 1));
  85                // non-standard char, escape it
  86                if($_ord >= 126)
  87                            {
  88                    $_res .= '&#' . $_ord . ';';
  89                }
  90                else
  91                            {
  92                    $_res .= substr($string, $_i, 1);
  93                }
  94            }
  95            return $_res;
  96
  97         default:
  98             return $string;
  99     }
 100 }
 101
 102 ?>