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.os.Build;
 38import android.text.Editable;
 39import android.text.Spanned;
 40import android.text.style.URLSpan;
 41import android.view.SoundEffectConstants;
 42import android.view.View;
 43import android.widget.Toast;
 44
 45import java.util.Arrays;
 46
 47import eu.siacs.conversations.R;
 48import eu.siacs.conversations.ui.ConversationsActivity;
 49import eu.siacs.conversations.ui.ShowLocationActivity;
 50
 51@SuppressLint("ParcelCreator")
 52public class FixedURLSpan extends URLSpan {
 53
 54    private FixedURLSpan(String url) {
 55        super(url);
 56    }
 57
 58    public static void fix(final Editable editable) {
 59        for (final URLSpan urlspan : editable.getSpans(0, editable.length() - 1, URLSpan.class)) {
 60            final int start = editable.getSpanStart(urlspan);
 61            final int end = editable.getSpanEnd(urlspan);
 62            editable.removeSpan(urlspan);
 63            editable.setSpan(
 64                    new FixedURLSpan(urlspan.getURL()),
 65                    start,
 66                    end,
 67                    Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 68        }
 69    }
 70
 71    @Override
 72    public void onClick(final View widget) {
 73        final Uri uri = Uri.parse(getURL());
 74        final Context context = widget.getContext();
 75        final boolean candidateToProcessDirectly =
 76                "xmpp".equals(uri.getScheme())
 77                        || ("https".equals(uri.getScheme())
 78                                && "conversations.im".equals(uri.getHost())
 79                                && uri.getPathSegments().size() > 1
 80                                && Arrays.asList("j", "i").contains(uri.getPathSegments().get(0)));
 81        if (candidateToProcessDirectly && context instanceof ConversationsActivity) {
 82            if (((ConversationsActivity) context).onXmppUriClicked(uri)) {
 83                widget.playSoundEffect(SoundEffectConstants.CLICK);
 84                return;
 85            }
 86        }
 87        final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
 88        if ("geo".equalsIgnoreCase(uri.getScheme())) {
 89            intent.setClass(context, ShowLocationActivity.class);
 90        } else {
 91            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT);
 92        }
 93        try {
 94            context.startActivity(intent);
 95            widget.playSoundEffect(SoundEffectConstants.CLICK);
 96        } catch (ActivityNotFoundException e) {
 97            Toast.makeText(context, R.string.no_application_found_to_open_link, Toast.LENGTH_SHORT)
 98                    .show();
 99        }
100    }
101}