Commit 893b060a authored by Thomas's avatar Thomas
Browse files

Fix issue #982 - Make link clickable in media descriptions

parent bc3b07d7

app/src/main/java/app/fedilab/android/mastodon/activities/MediaActivity.java

+50 −5
Original line number Diff line number Diff line
@@ -14,6 +14,8 @@ package app.fedilab.android.mastodon.activities; 
 * You should have received a copy of the GNU General Public License along with Fedilab; if not,

 * see <http://www.gnu.org/licenses>. */



import static android.util.Patterns.WEB_URL;



import android.Manifest;

import android.app.DownloadManager;

import android.content.BroadcastReceiver;
@@ -21,12 +23,18 @@ import android.content.ContentResolver; 
import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.SharedPreferences;

import android.content.pm.PackageManager;

import android.net.Uri;

import android.os.Build;

import android.os.Bundle;

import android.os.Handler;

import android.text.method.ScrollingMovementMethod;

import android.text.Spannable;

import android.text.SpannableString;

import android.text.Spanned;

import android.text.TextPaint;

import android.text.method.LinkMovementMethod;

import android.text.style.ClickableSpan;

import android.view.Menu;

import android.view.MenuItem;

import android.view.MotionEvent;
@@ -34,6 +42,7 @@ import android.view.View; 
import android.view.ViewGroup;

import android.view.Window;

import android.view.WindowManager;

import android.widget.TextView;

import android.widget.Toast;



import androidx.annotation.NonNull;
@@ -42,11 +51,13 @@ import androidx.core.content.ContextCompat; 
import androidx.fragment.app.Fragment;

import androidx.fragment.app.FragmentManager;

import androidx.fragment.app.FragmentStatePagerAdapter;

import androidx.preference.PreferenceManager;

import androidx.viewpager.widget.ViewPager;



import org.jetbrains.annotations.NotNull;



import java.util.ArrayList;

import java.util.regex.Matcher;



import app.fedilab.android.R;

import app.fedilab.android.databinding.ActivityMediaPagerBinding;
@@ -152,8 +163,8 @@ public class MediaActivity extends BaseTransparentActivity implements OnDownload 
            });

        }



        binding.mediaDescription.setMovementMethod(new ScrollingMovementMethod());

        binding.mediaDescriptionTranslated.setMovementMethod(new ScrollingMovementMethod());

        binding.mediaDescription.setMovementMethod(LinkMovementMethod.getInstance());

        binding.mediaDescriptionTranslated.setMovementMethod(LinkMovementMethod.getInstance());



        if (description != null && description.trim().length() > 0 && description.trim().compareTo("null") != 0) {

            binding.mediaDescription.setText(description);
@@ -195,7 +206,7 @@ public class MediaActivity extends BaseTransparentActivity implements OnDownload 
                }

                handler = new Handler();

                if (description != null && description.trim().length() > 0 && description.trim().compareTo("null") != 0) {

                    binding.mediaDescription.setText(description);

                    binding.mediaDescription.setText(linkify(MediaActivity.this, description), TextView.BufferType.SPANNABLE);

                }

                binding.translate.setOnClickListener(v -> {

                    String descriptionToTranslate = attachments.get(position).description;
@@ -228,6 +239,40 @@ public class MediaActivity extends BaseTransparentActivity implements OnDownload 
        setFullscreen(true);

    }



    private Spannable linkify(Context context, String content) {

        if(content == null) {

            return new SpannableString("");

        }

        Matcher matcher = WEB_URL.matcher(content);

        Spannable contentSpan = new SpannableString(content);

        SharedPreferences sharedpreferences = PreferenceManager.getDefaultSharedPreferences(context);

        boolean underlineLinks = sharedpreferences.getBoolean(context.getString(R.string.SET_UNDERLINE_CLICKABLE), false);





        while (matcher.find()) {

            int matchStart = matcher.start();

            int matchEnd = matcher.end();

            String url = content.substring(matchStart, matchEnd);

            if (matchStart >= 0 && matchEnd <= content.length() && matchEnd >= matchStart) {

                contentSpan.setSpan(new ClickableSpan() {

                    @Override

                    public void onClick(@NonNull View textView) {

                        Helper.openBrowser(context, url);

                    }



                    @Override

                    public void updateDrawState(@NonNull TextPaint ds) {

                        super.updateDrawState(ds);

                        if(!underlineLinks) {

                            ds.setUnderlineText(status != null && status.underlined);

                        }

                    }

                }, matchStart, matchEnd, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);

            }

        }

        return contentSpan;

    }



    @Override

    public boolean dispatchTouchEvent(MotionEvent event) {

        try {
@@ -337,7 +382,7 @@ public class MediaActivity extends BaseTransparentActivity implements OnDownload 
        if (!fullscreen) {

            String description = attachments.get(binding.mediaViewpager.getCurrentItem()).description;

            if (description != null && description.trim().length() > 0 && description.trim().compareTo("null") != 0) {

                binding.mediaDescription.setText(description);

                binding.mediaDescription.setText(linkify(MediaActivity.this, description), TextView.BufferType.SPANNABLE);

                if (attachments.get(binding.mediaViewpager.getCurrentItem()).translation != null) {

                    binding.mediaDescription.setVisibility(View.GONE);

                    binding.mediaDescriptionTranslated.setText(attachments.get(binding.mediaViewpager.getCurrentItem()).translation);