PHP Classes

File: lib/plugins/modifier.escape.php

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  Classes of David Tamas   g-template-php   lib/plugins/modifier.escape.php   Download  
File: lib/plugins/modifier.escape.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: g-template-php
Process and render templates generating PHP code
Author: By
Last change:
Date: 5 years ago
Size: 2,881 bytes
 

Contents

Class file image Download
<?php
/**
 * gTemplate Plugins
 *
 * @package gTemplate
 * @subpackage Plugins
 */

/**
 * gTemplate escape modifier plugin
 *
 * Type: modifier<br>
 * Name: escape<br>
 * Purpose: Escape the string according to escapement type
 *
 * @version 1.0
 * @author Tamas David (G-Lex) <glex at mittudomain.info>
 * @link https://github.com/glex86/g-template-php G-Template Engine on Github
 *
 * @internal Some source codes are taken from Smarty
 * @internal author Monte Ohrt <monte at ohrt dot com>
 * @internal link http://smarty.net Smarty
 *
 * @param string
 * @param html|htmlall|url|quotes|hex|hexentity|javascript
 * @return string
 */
function tpl_modifier_escape($string, $esc_type = 'html', $char_set = 'UTF-8')
{
    switch (
$esc_type) {
        case
'html':
            return
htmlspecialchars($string, ENT_QUOTES, $char_set);

        case
'htmlall':
            return
htmlentities($string, ENT_QUOTES, $char_set);

        case
'url':
            return
rawurlencode($string);

        case
'urlpathinfo':
            return
str_replace('%2F','/',rawurlencode($string));
           
        case
'quotes':
           
// escape unescaped single quotes
           
return preg_replace("%(?<!\\\\)'%", "\\'", $string);

        case
'hex':
           
// escape every character into hex
           
$return = '';
            for (
$x=0; $x < strlen($string); $x++) {
               
$return .= '%' . bin2hex($string[$x]);
            }
            return
$return;
           
        case
'hexentity':
           
$return = '';
            for (
$x=0; $x < strlen($string); $x++) {
               
$return .= '&#x' . bin2hex($string[$x]) . ';';
            }
            return
$return;

        case
'decentity':
           
$return = '';
            for (
$x=0; $x < strlen($string); $x++) {
               
$return .= '&#' . ord($string[$x]) . ';';
            }
            return
$return;

        case
'javascript':
           
// escape quotes and backslashes, newlines, etc.
           
return strtr($string, array('\\'=>'\\\\',"'"=>"\\'",'"'=>'\\"',"\r"=>'\\r',"\n"=>'\\n','</'=>'<\/'));
           
        case
'mail':
           
// safe way to display e-mail address on a web page
           
return str_replace(array('@', '.'),array(' [AT] ', ' [DOT] '), $string);
           
        case
'nonstd':
          
// escape non-standard chars, such as ms document quotes
          
$_res = '';
           for(
$_i = 0, $_len = strlen($string); $_i < $_len; $_i++) {
              
$_ord = ord(substr($string, $_i, 1));
              
// non-standard char, escape it
              
if($_ord >= 126){
                  
$_res .= '&#' . $_ord . ';';
               }
               else {
                  
$_res .= substr($string, $_i, 1);
               }
           }
           return
$_res;

        default:
            return
$string;
    }
}