1 files changed, 31 insertions, 0 deletions
diff --git a/utility/URLChecker.java b/utility/URLChecker.java
new file mode 100644
index 0000000..ffea53b
--- /dev/null
+++ b/utility/URLChecker.java
@@ -0,0 +1,31 @@
+package utility;
+
+public class URLChecker {
+    public boolean isURL(String term){
+        return term.matches("^(http|https)://.*");
+    }
+    public String getURLType(String url) {
+        if (url.matches("^((?:https?:)?\\/\\/)?((?:www|m)\\.)?((?:youtube(-nocookie)?\\.com|youtu.be))(\\/(?:[\\w\\-]+\\?v=|embed\\/|v\\/)?)([\\w\\-]+)(\\S+)?$")) {
+            return "yt"; //Youtube
+        } else if (url.matches("^(https?:\\/\\/)?(www.)?(m\\.)?soundcloud\\.com\\/[\\w\\-\\.]+(\\/)+[\\w\\-\\.]+/?$")) {
+            return "snd";
+        } else if (url.matches("^(?:https?:\\/\\/)?(?:www\\.|go\\.)?twitch\\.tv\\/([a-z0-9_]+)($|\\?)")) {
+            return "twitch";
+        } else if (url.split("\\?si=")[0].matches("^(https?://)?(www.)?(open.)?spotify.com/(user/[a-zA-Z0-9]+|artist/[a-zA-Z0-9]+|album/[a-zA-Z0-9]+|track/[a-zA-Z0-9]+|playlist/[a-zA-Z0-9]+)$")) {
+            return url.split("\\?si=")[0].matches("^(https?://)?(www.)?(open.)?spotify.com/playlist/[a-zA-Z0-9]+$") ? "spotify-playlist" : "spotify";
+        }
+            return "unknown";
+
+        }
+
+    public String getSpotifyTrackID(String uri){
+        String[] uriParts = uri.split("\\?si=");
+        return uriParts[0].replaceAll("https://open.spotify.com/track/","");
+
+    }
+    public String getSpotifyPlaylistID(String url){
+        String[] uriParts = url.split("\\?si=");
+        return uriParts[0].replaceAll("https://open.spotify.com/playlist/","");
+
+    }
+}