From d4949327efa15b492cab1bef3fe074290a328a17 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= <nicolas.loeuillet@gmail.com>
Date: Fri, 21 Feb 2014 15:43:14 +0100
Subject: [add] HTML Purifier added to clean code

---
 .../htmlpurifier/HTMLPurifier/Filter/YouTube.php   | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 inc/3rdparty/htmlpurifier/HTMLPurifier/Filter/YouTube.php

(limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/Filter/YouTube.php')

diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/Filter/YouTube.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/Filter/YouTube.php
new file mode 100644
index 00000000..9200802a
--- /dev/null
+++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/Filter/YouTube.php
@@ -0,0 +1,65 @@
+<?php
+
+class HTMLPurifier_Filter_YouTube extends HTMLPurifier_Filter
+{
+
+    /**
+     * @type string
+     */
+    public $name = 'YouTube';
+
+    /**
+     * @param string $html
+     * @param HTMLPurifier_Config $config
+     * @param HTMLPurifier_Context $context
+     * @return string
+     */
+    public function preFilter($html, $config, $context)
+    {
+        $pre_regex = '#<object[^>]+>.+?' .
+            'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?</object>#s';
+        $pre_replace = '<span class="youtube-embed">\1</span>';
+        return preg_replace($pre_regex, $pre_replace, $html);
+    }
+
+    /**
+     * @param string $html
+     * @param HTMLPurifier_Config $config
+     * @param HTMLPurifier_Context $context
+     * @return string
+     */
+    public function postFilter($html, $config, $context)
+    {
+        $post_regex = '#<span class="youtube-embed">((?:v|cp)/[A-Za-z0-9\-_=]+)</span>#';
+        return preg_replace_callback($post_regex, array($this, 'postFilterCallback'), $html);
+    }
+
+    /**
+     * @param $url
+     * @return string
+     */
+    protected function armorUrl($url)
+    {
+        return str_replace('--', '-&#45;', $url);
+    }
+
+    /**
+     * @param array $matches
+     * @return string
+     */
+    protected function postFilterCallback($matches)
+    {
+        $url = $this->armorUrl($matches[1]);
+        return '<object width="425" height="350" type="application/x-shockwave-flash" ' .
+        'data="http://www.youtube.com/' . $url . '">' .
+        '<param name="movie" value="http://www.youtube.com/' . $url . '"></param>' .
+        '<!--[if IE]>' .
+        '<embed src="http://www.youtube.com/' . $url . '"' .
+        'type="application/x-shockwave-flash"' .
+        'wmode="transparent" width="425" height="350" />' .
+        '<![endif]-->' .
+        '</object>';
+    }
+}
+
+// vim: et sw=4 sts=4
-- 
cgit v1.2.3