added support and tests for Invidio Trending-URLs

Author: connectety

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/linkHandler/YoutubeTrendingLinkHandlerFactory.java

@@ -48,6 +48,6 @@ public boolean onAcceptUrl(final String url) {
         }
 
         String urlPath = urlObj.getPath();
-        return Utils.isHTTP(urlObj) && (YoutubeParsingHelper.isYoutubeURL(urlObj)) && urlPath.equals("/feed/trending");
+        return Utils.isHTTP(urlObj) && (YoutubeParsingHelper.isYoutubeURL(urlObj) || YoutubeParsingHelper.isInvidioURL(urlObj)) && urlPath.equals("/feed/trending");
     }
 }

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeTrendingLinkHandlerFactoryTest.java

@@ -69,6 +69,10 @@ public void acceptUrl() throws ParsingException {
         assertTrue(LinkHandlerFactory.acceptUrl("https://youtube.com/feed/trending"));
         assertTrue(LinkHandlerFactory.acceptUrl("m.youtube.com/feed/trending"));
 
+        assertTrue(LinkHandlerFactory.acceptUrl("https://www.invidio.us/feed/trending"));
+        assertTrue(LinkHandlerFactory.acceptUrl("https://invidio.us/feed/trending"));
+        assertTrue(LinkHandlerFactory.acceptUrl("invidio.us/feed/trending"));
+
         assertFalse(LinkHandlerFactory.acceptUrl("https://youtu.be/feed/trending"));
         assertFalse(LinkHandlerFactory.acceptUrl("kdskjfiiejfia"));
         assertFalse(LinkHandlerFactory.acceptUrl("https://www.youtube.com/bullshit/feed/trending"));