youtube redirect fixes

include/bbcode.php

@@ -133,12 +133,14 @@ function bbcode($Text,$preserve_nl = false) {
 	} else {
 		// Youtube extensions
         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text); 
+        $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text); 
         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text); 
-		$Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<iframe width="425" height="349" src="http://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
+		$Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/", '<iframe width="425" height="350" src="http://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
 	}
-//	$Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
 
 
+//	$Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
+
 
 	// oembed tag
 	$Text = oembed_bbcode2html($Text);

include/conversation.php

@@ -80,8 +80,6 @@ function localize_item(&$item){
 
 	}
         
-	// fix bad embeds
-	$item['body'] = str_replace('http://www.youtube.com/embed/http:','http:',$item['body']);
 
 }
 

mod/item.php

@@ -353,7 +353,7 @@ function item_post(&$a) {
 	 * and we are replying, and there isn't one already
 	 */
 
-	if(($parent_contact) && ($parent_contact['network'] === 'stat') 
+	if(($parent_contact) && ($parent_contact['network'] === NETWORK_OSTATUS) 
 		&& ($parent_contact['nick']) && (! in_array('@' . $parent_contact['nick'],$tags))) {
 		$body = '@' . $parent_contact['nick'] . ' ' . $body;
 		$tags[] = '@' . $parent_contact['nick'];