mirror of
https://github.com/oxen-io/session-android.git
synced 2024-11-24 10:35:19 +00:00
10e5b24cfd
It is now possible to batch-delete media in the "media overview" screen. You can long press to enter multi-select mode. Then a delete button appears on the menu bar. After pressing delete, you will get a confirmation, and if the user confirms, the items will delete while a progres dialog shows.
594 lines
20 KiB
Java
594 lines
20 KiB
Java
/*
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* Copyright (C) 2014 Open Whisper Systems
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.thoughtcrime.securesms;
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import android.Manifest;
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import android.annotation.SuppressLint;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.AsyncTask;
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import android.os.Build.VERSION;
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import android.os.Build.VERSION_CODES;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.v4.app.LoaderManager;
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import android.support.v4.content.Loader;
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import android.support.v4.util.Pair;
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import android.support.v4.view.PagerAdapter;
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import android.support.v4.view.ViewPager;
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import android.support.v7.app.AlertDialog;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.Window;
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import android.view.WindowManager;
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import android.widget.FrameLayout;
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import android.widget.Toast;
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import org.thoughtcrime.securesms.attachments.AttachmentId;
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import org.thoughtcrime.securesms.attachments.DatabaseAttachment;
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import org.thoughtcrime.securesms.components.MediaView;
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import org.thoughtcrime.securesms.components.viewpager.ExtendedOnPageChangedListener;
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import org.thoughtcrime.securesms.database.Address;
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import org.thoughtcrime.securesms.database.AttachmentDatabase;
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import org.thoughtcrime.securesms.database.DatabaseFactory;
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import org.thoughtcrime.securesms.database.MediaDatabase.MediaRecord;
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import org.thoughtcrime.securesms.database.loaders.PagingMediaLoader;
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import org.thoughtcrime.securesms.mms.GlideApp;
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import org.thoughtcrime.securesms.mms.GlideRequests;
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import org.thoughtcrime.securesms.permissions.Permissions;
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import org.thoughtcrime.securesms.recipients.Recipient;
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import org.thoughtcrime.securesms.recipients.RecipientModifiedListener;
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import org.thoughtcrime.securesms.util.AttachmentUtil;
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import org.thoughtcrime.securesms.util.DateUtils;
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import org.thoughtcrime.securesms.util.DynamicLanguage;
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import org.thoughtcrime.securesms.util.SaveAttachmentTask;
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import org.thoughtcrime.securesms.util.SaveAttachmentTask.Attachment;
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import org.thoughtcrime.securesms.util.Util;
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import java.io.IOException;
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import java.util.WeakHashMap;
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/**
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* Activity for displaying media attachments in-app
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*/
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public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity implements RecipientModifiedListener, LoaderManager.LoaderCallbacks<Pair<Cursor, Integer>> {
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private final static String TAG = MediaPreviewActivity.class.getSimpleName();
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public static final String ADDRESS_EXTRA = "address";
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public static final String DATE_EXTRA = "date";
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public static final String SIZE_EXTRA = "size";
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public static final String OUTGOING_EXTRA = "outgoing";
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public static final String LEFT_IS_RECENT_EXTRA = "left_is_recent";
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private final DynamicLanguage dynamicLanguage = new DynamicLanguage();
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private ViewPager mediaPager;
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private Uri initialMediaUri;
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private String initialMediaType;
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private long initialMediaSize;
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private Recipient conversationRecipient;
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private boolean leftIsRecent;
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private int restartItem = -1;
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@SuppressWarnings("ConstantConditions")
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@Override
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protected void onCreate(Bundle bundle, boolean ready) {
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this.setTheme(R.style.TextSecure_DarkTheme);
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dynamicLanguage.onCreate(this);
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setFullscreenIfPossible();
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getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
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WindowManager.LayoutParams.FLAG_FULLSCREEN);
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getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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setContentView(R.layout.media_preview_activity);
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initializeViews();
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initializeResources();
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}
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@Override
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public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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Permissions.onRequestPermissionsResult(this, requestCode, permissions, grantResults);
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}
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@TargetApi(VERSION_CODES.JELLY_BEAN)
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private void setFullscreenIfPossible() {
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if (VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN) {
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getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN);
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}
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}
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@Override
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public void onModified(Recipient recipient) {
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Util.runOnMain(this::initializeActionBar);
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}
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@SuppressWarnings("ConstantConditions")
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private void initializeActionBar() {
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MediaItem mediaItem = getCurrentMediaItem();
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if (mediaItem != null) {
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CharSequence relativeTimeSpan;
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if (mediaItem.date > 0) {
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relativeTimeSpan = DateUtils.getExtendedRelativeTimeSpanString(this,dynamicLanguage.getCurrentLocale(), mediaItem.date);
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} else {
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relativeTimeSpan = getString(R.string.MediaPreviewActivity_draft);
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}
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if (mediaItem.outgoing) getSupportActionBar().setTitle(getString(R.string.MediaPreviewActivity_you));
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else if (mediaItem.recipient != null) getSupportActionBar().setTitle(mediaItem.recipient.toShortString());
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else getSupportActionBar().setTitle("");
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getSupportActionBar().setSubtitle(relativeTimeSpan);
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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dynamicLanguage.onResume(this);
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initializeMedia();
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}
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@Override
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public void onPause() {
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super.onPause();
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restartItem = cleanupMedia();
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}
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@Override
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protected void onNewIntent(Intent intent) {
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super.onNewIntent(intent);
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setIntent(intent);
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initializeResources();
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}
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private void initializeViews() {
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mediaPager = findViewById(R.id.media_pager);
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mediaPager.setOffscreenPageLimit(1);
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mediaPager.addOnPageChangeListener(new ViewPagerListener());
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}
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private void initializeResources() {
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Address address = getIntent().getParcelableExtra(ADDRESS_EXTRA);
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initialMediaUri = getIntent().getData();
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initialMediaType = getIntent().getType();
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initialMediaSize = getIntent().getLongExtra(SIZE_EXTRA, 0);
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leftIsRecent = getIntent().getBooleanExtra(LEFT_IS_RECENT_EXTRA, false);
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restartItem = -1;
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if (address != null) {
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conversationRecipient = Recipient.from(this, address, true);
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} else {
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conversationRecipient = null;
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}
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}
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private void initializeMedia() {
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if (!isContentTypeSupported(initialMediaType)) {
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Log.w(TAG, "Unsupported media type sent to MediaPreviewActivity, finishing.");
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Toast.makeText(getApplicationContext(), R.string.MediaPreviewActivity_unssuported_media_type, Toast.LENGTH_LONG).show();
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finish();
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}
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Log.w(TAG, "Loading Part URI: " + initialMediaUri);
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if (conversationRecipient != null) {
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getSupportLoaderManager().restartLoader(0, null, this);
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} else {
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mediaPager.setAdapter(new SingleItemPagerAdapter(this, GlideApp.with(this), getWindow(), initialMediaUri, initialMediaType, initialMediaSize));
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}
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}
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private int cleanupMedia() {
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int restartItem = mediaPager.getCurrentItem();
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mediaPager.removeAllViews();
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mediaPager.setAdapter(null);
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return restartItem;
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}
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private void showOverview() {
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Intent intent = new Intent(this, MediaOverviewActivity.class);
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intent.putExtra(MediaOverviewActivity.ADDRESS_EXTRA, conversationRecipient.getAddress());
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startActivity(intent);
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}
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private void forward() {
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MediaItem mediaItem = getCurrentMediaItem();
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if (mediaItem != null) {
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Intent composeIntent = new Intent(this, ShareActivity.class);
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composeIntent.putExtra(Intent.EXTRA_STREAM, mediaItem.uri);
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composeIntent.setType(mediaItem.type);
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startActivity(composeIntent);
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}
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}
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@SuppressWarnings("CodeBlock2Expr")
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@SuppressLint("InlinedApi")
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private void saveToDisk() {
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MediaItem mediaItem = getCurrentMediaItem();
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if (mediaItem != null) {
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SaveAttachmentTask.showWarningDialog(this, (dialogInterface, i) -> {
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Permissions.with(this)
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.request(Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.READ_EXTERNAL_STORAGE)
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.ifNecessary()
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.withPermanentDenialDialog(getString(R.string.MediaPreviewActivity_signal_needs_the_storage_permission_in_order_to_write_to_external_storage_but_it_has_been_permanently_denied))
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.onAnyDenied(() -> Toast.makeText(this, R.string.MediaPreviewActivity_unable_to_write_to_external_storage_without_permission, Toast.LENGTH_LONG).show())
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.onAllGranted(() -> {
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SaveAttachmentTask saveTask = new SaveAttachmentTask(MediaPreviewActivity.this);
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long saveDate = (mediaItem.date > 0) ? mediaItem.date : System.currentTimeMillis();
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saveTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, new Attachment(mediaItem.uri, mediaItem.type, saveDate, null));
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})
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.execute();
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});
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}
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}
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@SuppressLint("StaticFieldLeak")
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private void deleteMedia() {
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MediaItem mediaItem = getCurrentMediaItem();
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if (mediaItem == null || mediaItem.attachment == null) {
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return;
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}
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AlertDialog.Builder builder = new AlertDialog.Builder(this);
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builder.setIconAttribute(R.attr.dialog_alert_icon);
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builder.setTitle(R.string.MediaPreviewActivity_media_delete_confirmation_title);
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builder.setMessage(R.string.MediaPreviewActivity_media_delete_confirmation_message);
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builder.setCancelable(true);
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builder.setPositiveButton(R.string.delete, (dialogInterface, which) -> {
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new AsyncTask<Void, Void, Void>() {
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@Override
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protected Void doInBackground(Void... voids) {
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if (mediaItem.attachment == null) {
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return null;
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}
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AttachmentUtil.deleteAttachment(MediaPreviewActivity.this.getApplicationContext(),
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mediaItem.attachment);
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return null;
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}
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}.execute();
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finish();
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});
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builder.setNegativeButton(android.R.string.cancel, null);
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builder.show();
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}
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@Override
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public boolean onPrepareOptionsMenu(Menu menu) {
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super.onPrepareOptionsMenu(menu);
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menu.clear();
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MenuInflater inflater = this.getMenuInflater();
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inflater.inflate(R.menu.media_preview, menu);
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if (!isMediaInDb()) {
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menu.findItem(R.id.media_preview__overview).setVisible(false);
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menu.findItem(R.id.delete).setVisible(false);
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}
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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super.onOptionsItemSelected(item);
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switch (item.getItemId()) {
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case R.id.media_preview__overview: showOverview(); return true;
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case R.id.media_preview__forward: forward(); return true;
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case R.id.save: saveToDisk(); return true;
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case R.id.delete: deleteMedia(); return true;
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case android.R.id.home: finish(); return true;
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}
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return false;
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}
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private boolean isMediaInDb() {
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return conversationRecipient != null;
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}
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private @Nullable MediaItem getCurrentMediaItem() {
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MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
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if (adapter != null) {
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return adapter.getMediaItemFor(mediaPager.getCurrentItem());
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} else {
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return null;
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}
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}
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public static boolean isContentTypeSupported(final String contentType) {
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return contentType != null && (contentType.startsWith("image/") || contentType.startsWith("video/"));
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}
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@Override
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public Loader<Pair<Cursor, Integer>> onCreateLoader(int id, Bundle args) {
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return new PagingMediaLoader(this, conversationRecipient, initialMediaUri, leftIsRecent);
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}
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@Override
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public void onLoadFinished(Loader<Pair<Cursor, Integer>> loader, @Nullable Pair<Cursor, Integer> data) {
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if (data != null) {
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@SuppressWarnings("ConstantConditions")
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CursorPagerAdapter adapter = new CursorPagerAdapter(this, GlideApp.with(this), getWindow(), data.first, data.second, leftIsRecent);
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mediaPager.setAdapter(adapter);
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adapter.setActive(true);
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if (restartItem < 0) mediaPager.setCurrentItem(data.second);
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else mediaPager.setCurrentItem(restartItem);
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}
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}
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@Override
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public void onLoaderReset(Loader<Pair<Cursor, Integer>> loader) {
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}
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private class ViewPagerListener extends ExtendedOnPageChangedListener {
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@Override
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public void onPageSelected(int position) {
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super.onPageSelected(position);
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MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
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if (adapter != null) {
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MediaItem item = adapter.getMediaItemFor(position);
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if (item.recipient != null) item.recipient.addListener(MediaPreviewActivity.this);
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initializeActionBar();
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}
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}
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@Override
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public void onPageUnselected(int position) {
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MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
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if (adapter != null) {
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MediaItem item = adapter.getMediaItemFor(position);
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if (item.recipient != null) item.recipient.removeListener(MediaPreviewActivity.this);
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adapter.pause(position);
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}
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}
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}
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private static class SingleItemPagerAdapter extends PagerAdapter implements MediaItemAdapter {
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private final GlideRequests glideRequests;
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private final Window window;
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private final Uri uri;
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private final String mediaType;
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private final long size;
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private final LayoutInflater inflater;
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SingleItemPagerAdapter(@NonNull Context context, @NonNull GlideRequests glideRequests,
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@NonNull Window window, @NonNull Uri uri, @NonNull String mediaType,
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long size)
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{
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this.glideRequests = glideRequests;
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this.window = window;
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this.uri = uri;
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this.mediaType = mediaType;
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this.size = size;
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this.inflater = LayoutInflater.from(context);
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}
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@Override
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public int getCount() {
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return 1;
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}
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@Override
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public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
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return view == object;
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}
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@Override
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public @NonNull Object instantiateItem(@NonNull ViewGroup container, int position) {
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View itemView = inflater.inflate(R.layout.media_view_page, container, false);
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MediaView mediaView = itemView.findViewById(R.id.media_view);
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try {
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mediaView.set(glideRequests, window, uri, mediaType, size, true);
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} catch (IOException e) {
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Log.w(TAG, e);
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}
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container.addView(itemView);
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return itemView;
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}
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@Override
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public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
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MediaView mediaView = ((FrameLayout)object).findViewById(R.id.media_view);
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mediaView.cleanup();
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container.removeView((FrameLayout)object);
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}
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@Override
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public MediaItem getMediaItemFor(int position) {
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return new MediaItem(null, null, uri, mediaType, -1, true);
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}
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@Override
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public void pause(int position) {
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}
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}
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private static class CursorPagerAdapter extends PagerAdapter implements MediaItemAdapter {
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private final WeakHashMap<Integer, MediaView> mediaViews = new WeakHashMap<>();
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private final Context context;
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private final GlideRequests glideRequests;
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private final Window window;
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private final Cursor cursor;
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private final boolean leftIsRecent;
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private boolean active;
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private int autoPlayPosition;
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CursorPagerAdapter(@NonNull Context context, @NonNull GlideRequests glideRequests,
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@NonNull Window window, @NonNull Cursor cursor, int autoPlayPosition,
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boolean leftIsRecent)
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{
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this.context = context.getApplicationContext();
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this.glideRequests = glideRequests;
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this.window = window;
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this.cursor = cursor;
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this.autoPlayPosition = autoPlayPosition;
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this.leftIsRecent = leftIsRecent;
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}
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public void setActive(boolean active) {
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this.active = active;
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notifyDataSetChanged();
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}
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@Override
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public int getCount() {
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if (!active) return 0;
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else return cursor.getCount();
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}
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@Override
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public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
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return view == object;
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}
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@Override
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public @NonNull Object instantiateItem(@NonNull ViewGroup container, int position) {
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View itemView = LayoutInflater.from(context).inflate(R.layout.media_view_page, container, false);
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MediaView mediaView = itemView.findViewById(R.id.media_view);
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boolean autoplay = position == autoPlayPosition;
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int cursorPosition = getCursorPosition(position);
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autoPlayPosition = -1;
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cursor.moveToPosition(cursorPosition);
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MediaRecord mediaRecord = MediaRecord.from(context, cursor);
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try {
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//noinspection ConstantConditions
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mediaView.set(glideRequests, window, mediaRecord.getAttachment().getDataUri(), mediaRecord.getAttachment().getContentType(), mediaRecord.getAttachment().getSize(), autoplay);
|
|
} catch (IOException e) {
|
|
Log.w(TAG, e);
|
|
}
|
|
|
|
mediaViews.put(position, mediaView);
|
|
container.addView(itemView);
|
|
|
|
return itemView;
|
|
}
|
|
|
|
@Override
|
|
public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
|
|
MediaView mediaView = ((FrameLayout)object).findViewById(R.id.media_view);
|
|
mediaView.cleanup();
|
|
|
|
mediaViews.remove(position);
|
|
container.removeView((FrameLayout)object);
|
|
}
|
|
|
|
public MediaItem getMediaItemFor(int position) {
|
|
cursor.moveToPosition(getCursorPosition(position));
|
|
MediaRecord mediaRecord = MediaRecord.from(context, cursor);
|
|
Address address = mediaRecord.getAddress();
|
|
|
|
if (mediaRecord.getAttachment().getDataUri() == null) throw new AssertionError();
|
|
|
|
return new MediaItem(address != null ? Recipient.from(context, address,true) : null,
|
|
mediaRecord.getAttachment(),
|
|
mediaRecord.getAttachment().getDataUri(),
|
|
mediaRecord.getContentType(),
|
|
mediaRecord.getDate(),
|
|
mediaRecord.isOutgoing());
|
|
}
|
|
|
|
@Override
|
|
public void pause(int position) {
|
|
MediaView mediaView = mediaViews.get(position);
|
|
if (mediaView != null) mediaView.pause();
|
|
}
|
|
|
|
private int getCursorPosition(int position) {
|
|
if (leftIsRecent) return position;
|
|
else return cursor.getCount() - 1 - position;
|
|
}
|
|
}
|
|
|
|
private static class MediaItem {
|
|
private final @Nullable Recipient recipient;
|
|
private final @Nullable DatabaseAttachment attachment;
|
|
private final @NonNull Uri uri;
|
|
private final @NonNull String type;
|
|
private final long date;
|
|
private final boolean outgoing;
|
|
|
|
private MediaItem(@Nullable Recipient recipient,
|
|
@Nullable DatabaseAttachment attachment,
|
|
@NonNull Uri uri,
|
|
@NonNull String type,
|
|
long date,
|
|
boolean outgoing)
|
|
{
|
|
this.recipient = recipient;
|
|
this.attachment = attachment;
|
|
this.uri = uri;
|
|
this.type = type;
|
|
this.date = date;
|
|
this.outgoing = outgoing;
|
|
}
|
|
}
|
|
|
|
interface MediaItemAdapter {
|
|
MediaItem getMediaItemFor(int position);
|
|
void pause(int position);
|
|
}
|
|
}
|