FixedURLSpan.java

  1/*
  2 * Copyright (c) 2017, Daniel Gultsch All rights reserved.
  3 *
  4 * Redistribution and use in source and binary forms, with or without modification,
  5 * are permitted provided that the following conditions are met:
  6 *
  7 * 1. Redistributions of source code must retain the above copyright notice, this
  8 * list of conditions and the following disclaimer.
  9 *
 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
 11 * this list of conditions and the following disclaimer in the documentation and/or
 12 * other materials provided with the distribution.
 13 *
 14 * 3. Neither the name of the copyright holder nor the names of its contributors
 15 * may be used to endorse or promote products derived from this software without
 16 * specific prior written permission.
 17 *
 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 25 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 28 */
 29
 30package eu.siacs.conversations.ui.text;
 31
 32import android.annotation.SuppressLint;
 33import android.content.ActivityNotFoundException;
 34import android.content.Context;
 35import android.content.Intent;
 36import android.net.Uri;
 37import android.text.Spannable;
 38import android.text.Spanned;
 39import android.text.style.URLSpan;
 40import android.util.Log;
 41import android.view.SoundEffectConstants;
 42import android.view.View;
 43import android.widget.Toast;
 44import com.google.common.base.Joiner;
 45import de.gultsch.common.MiniUri;
 46import eu.siacs.conversations.Config;
 47import eu.siacs.conversations.R;
 48import eu.siacs.conversations.ui.ConversationsActivity;
 49import eu.siacs.conversations.ui.ShowLocationActivity;
 50import java.util.Arrays;
 51
 52@SuppressLint("ParcelCreator")
 53public class FixedURLSpan extends URLSpan {
 54
 55    private FixedURLSpan(final String url) {
 56        super(url);
 57    }
 58
 59    public static void fix(final Spannable spannable) {
 60        for (final URLSpan urlspan : spannable.getSpans(0, spannable.length() - 1, URLSpan.class)) {
 61            final int start = spannable.getSpanStart(urlspan);
 62            final int end = spannable.getSpanEnd(urlspan);
 63            spannable.removeSpan(urlspan);
 64            spannable.setSpan(
 65                    new FixedURLSpan(urlspan.getURL()),
 66                    start,
 67                    end,
 68                    Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 69        }
 70    }
 71
 72    @Override
 73    public void onClick(final View widget) {
 74        final var uri = new MiniUri(getURL());
 75        final Context context = widget.getContext();
 76        final boolean candidateToProcessDirectly =
 77                "xmpp".equals(uri.getScheme())
 78                        || ("https".equals(uri.getScheme())
 79                                && "conversations.im".equals(uri.getAuthority())
 80                                && uri.getPathSegments().size() > 1
 81                                && Arrays.asList("j", "i").contains(uri.getPathSegments().get(0)));
 82        if (candidateToProcessDirectly
 83                && context instanceof ConversationsActivity conversationsActivity) {
 84            if (conversationsActivity.onXmppUriClicked(uri.asUri())) {
 85                Log.d(Config.LOGTAG, "handled xmpp uri internally");
 86                widget.playSoundEffect(SoundEffectConstants.CLICK);
 87                return;
 88            }
 89        }
 90        final Intent intent = new Intent(Intent.ACTION_VIEW, uri.asUri());
 91        if ("web+ap".equals(uri.getScheme())) {
 92            if (intent.resolveActivity(context.getPackageManager()) == null) {
 93                Log.d(Config.LOGTAG, "no app found to handle web+ap");
 94                final var webApAsHttps =
 95                        Uri.parse(
 96                                String.format(
 97                                        "https://%s/%s",
 98                                        uri.getAuthority(),
 99                                        Joiner.on('/').join(uri.getPathSegments())));
100                final var viewHttpsIntent = new Intent(Intent.ACTION_VIEW, webApAsHttps);
101                startActivity(widget, viewHttpsIntent);
102                return;
103            }
104        }
105        if ("geo".equals(uri.getScheme())) {
106            intent.setClass(context, ShowLocationActivity.class);
107        } else {
108            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT);
109        }
110        startActivity(widget, intent);
111    }
112
113    private void startActivity(final View widget, final Intent intent) {
114        final var context = widget.getContext();
115        try {
116            context.startActivity(intent);
117            widget.playSoundEffect(SoundEffectConstants.CLICK);
118        } catch (final ActivityNotFoundException e) {
119            Toast.makeText(context, R.string.no_application_found_to_open_link, Toast.LENGTH_SHORT)
120                    .show();
121        }
122    }
123}