HTMLPurifier::addFilter PHP Method

addFilter() public method

Adds a filter to process the output. First come first serve
public addFilter ( HTMLPurifier_Filter $filter )
$filter HTMLPurifier_Filter HTMLPurifier_Filter object
    public function addFilter($filter)
    {
        trigger_error('HTMLPurifier->addFilter() is deprecated, use configuration directives' . ' in the Filter namespace or Filter.Custom', E_USER_WARNING);
        $this->filters[] = $filter;
    }

Usage Example

Example #1
0
<!DOCTYPE html 
     PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
     "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
    <title>HTML Purifier Preserve YouTube Smoketest</title>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<h1>HTML Purifier Preserve YouTube Smoketest</h1>
<?php 
$string = '<object width="425" height="350"><param name="movie" value="http://www.youtube.com/v/JzqumbhfxRo"></param><param name="wmode" value="transparent"></param><embed src="http://www.youtube.com/v/JzqumbhfxRo" type="application/x-shockwave-flash" wmode="transparent" width="425" height="350"></embed></object>';
$regular_purifier = new HTMLPurifier();
$youtube_purifier = new HTMLPurifier();
require_once 'HTMLPurifier/Filter/YouTube.php';
$youtube_purifier->addFilter(new HTMLPurifier_Filter_YouTube());
?>
<h2>Unpurified</h2>
<p><a href="?break">Click here to see the unpurified version (breaks validation).</a></p>
<div><?php 
if (isset($_GET['break'])) {
    echo $string;
}
?>
</div>

<h2>Without YouTube exception</h2>
<div><?php 
echo $regular_purifier->purify($string);
?>
</div>