Merge pull request #438

Fix/mastodon social redirect

mastodon/src/main/java/org/joinmastodon/android/ui/displayitems/LinkCardStatusDisplayItem.java

@@ -8,7 +8,6 @@ import android.net.Uri;
 import android.text.TextUtils;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.TextView;
 
@@ -18,12 +17,15 @@ import org.joinmastodon.android.model.Card;
 import org.joinmastodon.android.model.Status;
 import org.joinmastodon.android.ui.OutlineProviders;
 import org.joinmastodon.android.ui.drawables.BlurhashCrossfadeDrawable;
+import org.joinmastodon.android.ui.text.HtmlParser;
 import org.joinmastodon.android.ui.utils.UiUtils;
 
+import java.util.Optional;
+import java.util.regex.Matcher;
+
 import me.grishka.appkit.imageloader.ImageLoaderViewHolder;
 import me.grishka.appkit.imageloader.requests.ImageLoaderRequest;
 import me.grishka.appkit.imageloader.requests.UrlImageLoaderRequest;
-import me.grishka.appkit.utils.V;
 
 public class LinkCardStatusDisplayItem extends StatusDisplayItem{
 	private final UrlImageLoaderRequest imgRequest;
@@ -142,7 +144,35 @@ public class LinkCardStatusDisplayItem extends StatusDisplayItem{
 		}
 
 		private void onClick(View v){
-			UiUtils.openURL(itemView.getContext(), item.parentFragment.getAccountID(), item.status.card.url);
+			String url=item.status.card.url;
+			// Mastodon.social sometimes adds an additional redirect page
+			// this is really disruptive on mobile, especially since it breaks the loopUp/openURL functionality
+			Uri parsedURL=Uri.parse(url);
+			if(parsedURL.getPath()!=null && parsedURL.getPath().startsWith("/redirect/")){
+				url=findRedirectedURL(parsedURL).orElse(url);
+			}
+			UiUtils.openURL(itemView.getContext(), item.parentFragment.getAccountID(), url);
+		}
+
+		private Optional<String> findRedirectedURL(Uri url){
+			// find actually linked url in status content
+			Matcher matcher=HtmlParser.URL_PATTERN.matcher(item.status.content);
+			boolean isAccountRedirect=url.getPath().startsWith("/redirect/accounts");
+			String foundURL;
+			while(matcher.find()){
+				foundURL=matcher.group(3);
+				if(TextUtils.isEmpty(matcher.group(4)))
+					foundURL="http://"+foundURL;
+				// SAFETY: Cannot be null, as otherwise the matcher wouldn't find it
+				// also, group is marked as non-null
+				assert foundURL!=null && url.getLastPathSegment()!=null;
+				if(foundURL.endsWith(url.getLastPathSegment()) ||
+						(isAccountRedirect && foundURL.matches("https://"+url.getHost()+"/@[a-zA-Z0-9_]+@[a-zA-Z0-9._]+$"))){
+					// found correct URL
+					return Optional.of(foundURL);
+				}
+			}
+			return Optional.empty();
 		}
 	}
 }

mastodon/src/main/java/org/joinmastodon/android/ui/utils/UiUtils.java

@@ -1474,7 +1474,7 @@ public class UiUtils {
 									return;
 								}
 								Optional<Account> account = results.accounts.stream()
-										.filter(a -> uri.equals(Uri.parse(a.url))).findAny();
+										.filter(a -> uri.getPath().contains(a.getFullyQualifiedName())).findAny();
 								if (account.isPresent()) {
 									args.putParcelable("profileAccount", Parcels.wrap(account.get()));
 									go.accept(ProfileFragment.class, args);