use core youtube vid helper

1 files changed, 2 insertions, 23 deletions

diff --git a/init.php b/init.php
index c1eaee1..9a5cf0f 100644
--- a/init.php
+++ b/init.php
@@ -20,32 +20,11 @@ class Af_Youtube_Thumb extends Plugin {
 		return file_get_contents(__DIR__ . "/init.css");
 	}
 
-	function url_to_youtube_vid($url) {
-		$url = str_replace("youtube.com", "youtube-nocookie.com", $url);
-
-		$regexps = [
-			"/\/\/www\.youtube-nocookie\.com\/v\/([\w-]+)/",
-			"/\/\/www\.youtube-nocookie\.com\/embed\/([\w-]+)/",
-			"/\/\/www\.youtube-nocookie\.com\/watch?v=([\w-]+)/",
-			"/\/\/youtu.be\/([\w-]+)/",
-		];
-
-		foreach ($regexps as $re) {
-			$matches = [];
-
-			if (preg_match($re, $url, $matches)) {
-				return $matches[1];
-			}
-		}
-
-		return false;
-	}
-
 	function hook_render_enclosure($entry, $hide_images) {
 
 		$url = $entry["content_url"];
 
-		if ($vid_id = $this->url_to_youtube_vid($url)) {
+		if ($vid_id = UrlHelper::url_to_youtube_vid($url)) {
 
 			$thumb_url = htmlspecialchars("https://img.youtube.com/vi/$vid_id/hqdefault.jpg");
 			$url = htmlspecialchars($url);
@@ -80,7 +59,7 @@ class Af_Youtube_Thumb extends Plugin {
 			foreach ($iframes as $iframe) {
 				$url = $iframe->getAttribute("src");
 
-				if ($vid_id = $this->url_to_youtube_vid($url)) {
+				if ($vid_id = UrlHelper::url_to_youtube_vid($url)) {
 					$thumb_url = htmlspecialchars("https://img.youtube.com/vi/$vid_id/hqdefault.jpg");
 
 					$img = $doc->createElement("img");