Proper regex for on.soundcloud URLs

Follow-up fix to 02e14b8

Author: mjsir911

extractor/src/main/java/org/schabi/newpipe/extractor/services/soundcloud/linkHandler/SoundcloudStreamLinkHandlerFactory.java

@@ -12,10 +12,12 @@ public final class SoundcloudStreamLinkHandlerFactory extends LinkHandlerFactory
     private static final SoundcloudStreamLinkHandlerFactory INSTANCE
             = new SoundcloudStreamLinkHandlerFactory();
 
+    private static final String ON_URL_PATTERN = "^https?://on\\.soundcloud\\.com/[0-9a-zA-Z]+$";
     private static final Pattern URL_PATTERN = Pattern.compile(
-        "^https?://(?:www\\.|m\\.|on\\.)?"
+        "^https?://(?:www\\.|m\\.)?"
         + "soundcloud.com/[0-9a-z_-]+"
         + "/(?!(?:tracks|albums|sets|reposts|followers|following)/?$)[0-9a-z_-]+/?(?:[#?].*)?$"
+        + "|" + ON_URL_PATTERN
         );
 
     private static final Pattern API_URL_PATTERN = Pattern.compile(

extractor/src/test/java/org/schabi/newpipe/extractor/services/soundcloud/SoundcloudStreamLinkHandlerFactoryTest.java

@@ -54,7 +54,8 @@ void getIdForInvalidUrls(final String invalidUrl) {
             "294487684,https://soundcloud.com/liluzivert/blonde-brigitte-produced-manny-fresh#t=1:9",
             "294487428,https://soundcloud.com/liluzivert/today-produced-by-c-note#t=1m9s",
             "294487157,https://soundcloud.com/liluzivert/changed-my-phone-produced-by-c-note#t=1m09s",
-            "44556776,https://soundcloud.com/kechuspider-sets-1/last-days"
+            "44556776,https://soundcloud.com/kechuspider-sets-1/last-days",
+            "1171484959,https://on.soundcloud.com/Z8uNsRy7lABhSBiGgq"
     })
     void getId(final String expectedId, final String url) throws ParsingException {
         assertEquals(expectedId, linkHandler.fromUrl(url).getId());
@@ -72,7 +73,8 @@ void getId(final String expectedId, final String url) throws ParsingException {
             "https://soundcloud.com/liluzivert/threesome-produced-by-zaytoven#t=1:09",
             "https://soundcloud.com/liluzivert/blonde-brigitte-produced-manny-fresh#t=1:9",
             "https://soundcloud.com/liluzivert/today-produced-by-c-note#t=1m9s",
-            "https://soundcloud.com/liluzivert/changed-my-phone-produced-by-c-note#t=1m09s"
+            "https://soundcloud.com/liluzivert/changed-my-phone-produced-by-c-note#t=1m09s",
+            "https://on.soundcloud.com/Z8uNsRy7lABhSBiGgq"
     })
     void testAcceptUrl(final String url) throws ParsingException {
         assertTrue(linkHandler.acceptUrl(url));