iframes were getting stripped at the rss/atom parser level. We can preserve these because we will strip them in the purifier after checking for supported video sources

include/items.php

@@ -446,6 +446,8 @@ function get_atom_elements($feed,$item) {
 		$res['body'] = $purifier->purify($res['body']);
 
 		$res['body'] = @html2bbcode($res['body']);
+
+
 	}
 	elseif(! $have_real_body) {
 

library/simplepie/simplepie.inc

@@ -709,7 +709,7 @@ class SimplePie
 	 * @see SimplePie::strip_htmltags()
 	 * @access private
 	 */
-	var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
+	var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
 
 	/**
 	 * The SimplePie class contains feed level data and options
@@ -14803,7 +14803,7 @@ class SimplePie_Sanitize
 	// Options
 	var $remove_div = true;
 	var $image_handler = '';
-	var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
+	var $strip_htmltags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style');
 	var $encode_instead_of_strip = false;
 	var $strip_attributes = array('bgsound', 'class', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc');
 	var $strip_comments = false;
@@ -14892,7 +14892,7 @@ class SimplePie_Sanitize
 		}
 	}
 
-	function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'iframe', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'))
+	function strip_htmltags($tags = array('base', 'blink', 'body', 'doctype', 'embed', 'font', 'form', 'frame', 'frameset', 'html', 'input', 'marquee', 'meta', 'noscript', 'object', 'param', 'script', 'style'))
 	{
 		if ($tags)
 		{