mirror of
https://github.com/oxen-io/session-android.git
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458 lines
17 KiB
Java
458 lines
17 KiB
Java
/**
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* Copyright (C) 2011 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.content.Context;
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import android.database.Cursor;
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import android.support.annotation.LayoutRes;
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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.annotation.VisibleForTesting;
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import android.support.v7.widget.RecyclerView;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.View.OnLongClickListener;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import org.thoughtcrime.securesms.ConversationAdapter.HeaderViewHolder;
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import org.thoughtcrime.securesms.crypto.MasterSecret;
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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.FastCursorRecyclerViewAdapter;
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import org.thoughtcrime.securesms.database.MmsSmsColumns;
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import org.thoughtcrime.securesms.database.MmsSmsDatabase;
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import org.thoughtcrime.securesms.database.model.MessageRecord;
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import org.thoughtcrime.securesms.database.model.MmsMessageRecord;
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import org.thoughtcrime.securesms.mms.SlideDeck;
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import org.thoughtcrime.securesms.recipients.Recipient;
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import org.thoughtcrime.securesms.util.Conversions;
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import org.thoughtcrime.securesms.util.DateUtils;
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import org.thoughtcrime.securesms.util.LRUCache;
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import org.thoughtcrime.securesms.util.StickyHeaderDecoration;
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import org.thoughtcrime.securesms.util.Util;
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import org.thoughtcrime.securesms.util.ViewUtil;
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import java.lang.ref.SoftReference;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.Calendar;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashSet;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Set;
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/**
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* A cursor adapter for a conversation thread. Ultimately
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* used by ComposeMessageActivity to display a conversation
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* thread in a ListActivity.
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*
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* @author Moxie Marlinspike
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*
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*/
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public class ConversationAdapter <V extends View & BindableConversationItem>
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extends FastCursorRecyclerViewAdapter<ConversationAdapter.ViewHolder, MessageRecord>
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implements StickyHeaderDecoration.StickyHeaderAdapter<HeaderViewHolder>
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{
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private static final int MAX_CACHE_SIZE = 40;
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private static final String TAG = ConversationAdapter.class.getSimpleName();
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private final Map<String,SoftReference<MessageRecord>> messageRecordCache =
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Collections.synchronizedMap(new LRUCache<String, SoftReference<MessageRecord>>(MAX_CACHE_SIZE));
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private static final int MESSAGE_TYPE_OUTGOING = 0;
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private static final int MESSAGE_TYPE_INCOMING = 1;
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private static final int MESSAGE_TYPE_UPDATE = 2;
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private static final int MESSAGE_TYPE_AUDIO_OUTGOING = 3;
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private static final int MESSAGE_TYPE_AUDIO_INCOMING = 4;
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private static final int MESSAGE_TYPE_THUMBNAIL_OUTGOING = 5;
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private static final int MESSAGE_TYPE_THUMBNAIL_INCOMING = 6;
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private static final int MESSAGE_TYPE_DOCUMENT_OUTGOING = 7;
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private static final int MESSAGE_TYPE_DOCUMENT_INCOMING = 8;
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private final Set<MessageRecord> batchSelected = Collections.synchronizedSet(new HashSet<MessageRecord>());
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private final @Nullable ItemClickListener clickListener;
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private final @NonNull MasterSecret masterSecret;
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private final @NonNull Locale locale;
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private final @NonNull Recipient recipient;
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private final @NonNull MmsSmsDatabase db;
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private final @NonNull LayoutInflater inflater;
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private final @NonNull Calendar calendar;
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private final @NonNull MessageDigest digest;
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protected static class ViewHolder extends RecyclerView.ViewHolder {
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public <V extends View & BindableConversationItem> ViewHolder(final @NonNull V itemView) {
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super(itemView);
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}
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@SuppressWarnings("unchecked")
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public <V extends View & BindableConversationItem> V getView() {
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return (V)itemView;
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}
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}
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static class HeaderViewHolder extends RecyclerView.ViewHolder {
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TextView textView;
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HeaderViewHolder(View itemView) {
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super(itemView);
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textView = ViewUtil.findById(itemView, R.id.text);
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}
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HeaderViewHolder(TextView textView) {
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super(textView);
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this.textView = textView;
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}
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public void setText(CharSequence text) {
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textView.setText(text);
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}
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}
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public interface ItemClickListener {
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void onItemClick(MessageRecord item);
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void onItemLongClick(MessageRecord item);
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}
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@SuppressWarnings("ConstantConditions")
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@VisibleForTesting
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ConversationAdapter(Context context, Cursor cursor) {
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super(context, cursor);
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try {
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this.masterSecret = null;
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this.locale = null;
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this.clickListener = null;
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this.recipient = null;
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this.inflater = null;
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this.db = null;
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this.calendar = null;
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this.digest = MessageDigest.getInstance("SHA1");
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} catch (NoSuchAlgorithmException nsae) {
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throw new AssertionError("SHA1 isn't supported!");
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}
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}
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public ConversationAdapter(@NonNull Context context,
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@NonNull MasterSecret masterSecret,
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@NonNull Locale locale,
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@Nullable ItemClickListener clickListener,
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@Nullable Cursor cursor,
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@NonNull Recipient recipient)
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{
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super(context, cursor);
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try {
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this.masterSecret = masterSecret;
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this.locale = locale;
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this.clickListener = clickListener;
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this.recipient = recipient;
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this.inflater = LayoutInflater.from(context);
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this.db = DatabaseFactory.getMmsSmsDatabase(context);
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this.calendar = Calendar.getInstance();
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this.digest = MessageDigest.getInstance("SHA1");
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setHasStableIds(true);
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} catch (NoSuchAlgorithmException nsae) {
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throw new AssertionError("SHA1 isn't supported!");
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}
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}
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@Override
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public void changeCursor(Cursor cursor) {
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messageRecordCache.clear();
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super.cleanFastRecords();
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super.changeCursor(cursor);
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}
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@Override
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protected void onBindItemViewHolder(ViewHolder viewHolder, @NonNull MessageRecord messageRecord) {
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long start = System.currentTimeMillis();
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viewHolder.getView().bind(masterSecret, messageRecord, locale, batchSelected, recipient);
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Log.w(TAG, "Bind time: " + (System.currentTimeMillis() - start));
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}
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@Override
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public ViewHolder onCreateItemViewHolder(ViewGroup parent, int viewType) {
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long start = System.currentTimeMillis();
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final V itemView = ViewUtil.inflate(inflater, parent, getLayoutForViewType(viewType));
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itemView.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View view) {
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if (clickListener != null) {
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clickListener.onItemClick(itemView.getMessageRecord());
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}
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}
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});
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itemView.setOnLongClickListener(new OnLongClickListener() {
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@Override
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public boolean onLongClick(View view) {
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if (clickListener != null) {
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clickListener.onItemLongClick(itemView.getMessageRecord());
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}
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return true;
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}
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});
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Log.w(TAG, "Inflate time: " + (System.currentTimeMillis() - start));
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return new ViewHolder(itemView);
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}
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@Override
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public void onItemViewRecycled(ViewHolder holder) {
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holder.getView().unbind();
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}
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private @LayoutRes int getLayoutForViewType(int viewType) {
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switch (viewType) {
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case MESSAGE_TYPE_AUDIO_OUTGOING:
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case MESSAGE_TYPE_THUMBNAIL_OUTGOING:
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case MESSAGE_TYPE_DOCUMENT_OUTGOING:
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case MESSAGE_TYPE_OUTGOING: return R.layout.conversation_item_sent;
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case MESSAGE_TYPE_AUDIO_INCOMING:
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case MESSAGE_TYPE_THUMBNAIL_INCOMING:
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case MESSAGE_TYPE_DOCUMENT_INCOMING:
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case MESSAGE_TYPE_INCOMING: return R.layout.conversation_item_received;
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case MESSAGE_TYPE_UPDATE: return R.layout.conversation_item_update;
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default: throw new IllegalArgumentException("unsupported item view type given to ConversationAdapter");
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}
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}
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@Override
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public int getItemViewType(@NonNull MessageRecord messageRecord) {
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if (messageRecord.isGroupAction() || messageRecord.isCallLog() || messageRecord.isJoined() ||
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messageRecord.isExpirationTimerUpdate() || messageRecord.isEndSession() ||
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messageRecord.isIdentityUpdate() || messageRecord.isIdentityVerified() ||
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messageRecord.isIdentityDefault())
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{
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return MESSAGE_TYPE_UPDATE;
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} else if (hasAudio(messageRecord)) {
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if (messageRecord.isOutgoing()) return MESSAGE_TYPE_AUDIO_OUTGOING;
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else return MESSAGE_TYPE_AUDIO_INCOMING;
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} else if (hasDocument(messageRecord)) {
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if (messageRecord.isOutgoing()) return MESSAGE_TYPE_DOCUMENT_OUTGOING;
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else return MESSAGE_TYPE_DOCUMENT_INCOMING;
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} else if (hasThumbnail(messageRecord)) {
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if (messageRecord.isOutgoing()) return MESSAGE_TYPE_THUMBNAIL_OUTGOING;
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else return MESSAGE_TYPE_THUMBNAIL_INCOMING;
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} else if (messageRecord.isOutgoing()) {
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return MESSAGE_TYPE_OUTGOING;
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} else {
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return MESSAGE_TYPE_INCOMING;
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}
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}
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@Override
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protected boolean isRecordForId(@NonNull MessageRecord record, long id) {
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return record.getId() == id;
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}
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@Override
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public long getItemId(@NonNull Cursor cursor) {
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String fastPreflightId = cursor.getString(cursor.getColumnIndexOrThrow(AttachmentDatabase.FAST_PREFLIGHT_ID));
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if (fastPreflightId != null) {
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return Long.valueOf(fastPreflightId);
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}
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final String unique = cursor.getString(cursor.getColumnIndexOrThrow(MmsSmsColumns.UNIQUE_ROW_ID));
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final byte[] bytes = digest.digest(unique.getBytes());
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return Conversions.byteArrayToLong(bytes);
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}
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@Override
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protected long getItemId(@NonNull MessageRecord record) {
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if (record.isOutgoing() && record.isMms()) {
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SlideDeck slideDeck = ((MmsMessageRecord)record).getSlideDeck();
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if (slideDeck.getThumbnailSlide() != null && slideDeck.getThumbnailSlide().getFastPreflightId() != null) {
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return Long.valueOf(slideDeck.getThumbnailSlide().getFastPreflightId());
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}
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}
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return record.getId();
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}
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@Override
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protected MessageRecord getRecordFromCursor(@NonNull Cursor cursor) {
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long messageId = cursor.getLong(cursor.getColumnIndexOrThrow(MmsSmsColumns.ID));
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String type = cursor.getString(cursor.getColumnIndexOrThrow(MmsSmsDatabase.TRANSPORT));
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final SoftReference<MessageRecord> reference = messageRecordCache.get(type + messageId);
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if (reference != null) {
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final MessageRecord record = reference.get();
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if (record != null) return record;
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}
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final MessageRecord messageRecord = db.readerFor(cursor, masterSecret).getCurrent();
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messageRecordCache.put(type + messageId, new SoftReference<>(messageRecord));
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return messageRecord;
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}
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public void close() {
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getCursor().close();
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}
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public int findLastSeenPosition(long lastSeen) {
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if (lastSeen <= 0) return -1;
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if (!isActiveCursor()) return -1;
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int count = getItemCount() - (hasFooterView() ? 1 : 0);
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for (int i=(hasHeaderView() ? 1 : 0);i<count;i++) {
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MessageRecord messageRecord = getRecordForPositionOrThrow(i);
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if (messageRecord.isOutgoing() || messageRecord.getDateReceived() <= lastSeen) {
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return i;
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}
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}
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return -1;
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}
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public void toggleSelection(MessageRecord messageRecord) {
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if (!batchSelected.remove(messageRecord)) {
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batchSelected.add(messageRecord);
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}
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}
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public void clearSelection() {
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batchSelected.clear();
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}
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public Set<MessageRecord> getSelectedItems() {
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return Collections.unmodifiableSet(new HashSet<>(batchSelected));
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}
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private boolean hasAudio(MessageRecord messageRecord) {
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return messageRecord.isMms() && ((MmsMessageRecord)messageRecord).getSlideDeck().getAudioSlide() != null;
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}
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private boolean hasDocument(MessageRecord messageRecord) {
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return messageRecord.isMms() && ((MmsMessageRecord)messageRecord).getSlideDeck().getDocumentSlide() != null;
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}
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private boolean hasThumbnail(MessageRecord messageRecord) {
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return messageRecord.isMms() && ((MmsMessageRecord)messageRecord).getSlideDeck().getThumbnailSlide() != null;
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}
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@Override
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public long getHeaderId(int position) {
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if (!isActiveCursor()) return -1;
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if (isHeaderPosition(position)) return -1;
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if (isFooterPosition(position)) return -1;
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if (position >= getItemCount()) return -1;
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if (position < 0) return -1;
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MessageRecord record = getRecordForPositionOrThrow(position);
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calendar.setTime(new Date(record.getDateSent()));
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return Util.hashCode(calendar.get(Calendar.YEAR), calendar.get(Calendar.DAY_OF_YEAR));
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}
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public long getReceivedTimestamp(int position) {
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if (!isActiveCursor()) return 0;
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if (isHeaderPosition(position)) return 0;
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if (isFooterPosition(position)) return 0;
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if (position >= getItemCount()) return 0;
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if (position < 0) return 0;
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MessageRecord messageRecord = getRecordForPositionOrThrow(position);
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if (messageRecord.isOutgoing()) return 0;
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else return messageRecord.getDateReceived();
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}
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@Override
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public HeaderViewHolder onCreateHeaderViewHolder(ViewGroup parent) {
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return new HeaderViewHolder(LayoutInflater.from(getContext()).inflate(R.layout.conversation_item_header, parent, false));
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}
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public HeaderViewHolder onCreateLastSeenViewHolder(ViewGroup parent) {
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return new HeaderViewHolder(LayoutInflater.from(getContext()).inflate(R.layout.conversation_item_last_seen, parent, false));
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}
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@Override
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public void onBindHeaderViewHolder(HeaderViewHolder viewHolder, int position) {
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MessageRecord messageRecord = getRecordForPositionOrThrow(position);
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viewHolder.setText(DateUtils.getRelativeDate(getContext(), locale, messageRecord.getDateReceived()));
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}
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public void onBindLastSeenViewHolder(HeaderViewHolder viewHolder, int position) {
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viewHolder.setText(getContext().getResources().getQuantityString(R.plurals.ConversationAdapter_n_unread_messages, (position + 1), (position + 1)));
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}
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static class LastSeenHeader extends StickyHeaderDecoration {
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private final ConversationAdapter adapter;
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private final long lastSeenTimestamp;
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LastSeenHeader(ConversationAdapter adapter, long lastSeenTimestamp) {
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super(adapter, false, false);
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this.adapter = adapter;
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this.lastSeenTimestamp = lastSeenTimestamp;
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}
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@Override
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protected boolean hasHeader(RecyclerView parent, StickyHeaderAdapter stickyAdapter, int position) {
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if (!adapter.isActiveCursor()) {
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return false;
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}
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if (lastSeenTimestamp <= 0) {
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return false;
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}
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long currentRecordTimestamp = adapter.getReceivedTimestamp(position);
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long previousRecordTimestamp = adapter.getReceivedTimestamp(position + 1);
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return currentRecordTimestamp > lastSeenTimestamp && previousRecordTimestamp < lastSeenTimestamp;
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}
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@Override
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protected int getHeaderTop(RecyclerView parent, View child, View header, int adapterPos, int layoutPos) {
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return parent.getLayoutManager().getDecoratedTop(child);
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}
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@Override
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protected HeaderViewHolder getHeader(RecyclerView parent, StickyHeaderAdapter stickyAdapter, int position) {
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HeaderViewHolder viewHolder = adapter.onCreateLastSeenViewHolder(parent);
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adapter.onBindLastSeenViewHolder(viewHolder, position);
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int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY);
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int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getHeight(), View.MeasureSpec.UNSPECIFIED);
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int childWidth = ViewGroup.getChildMeasureSpec(widthSpec, parent.getPaddingLeft() + parent.getPaddingRight(), viewHolder.itemView.getLayoutParams().width);
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int childHeight = ViewGroup.getChildMeasureSpec(heightSpec, parent.getPaddingTop() + parent.getPaddingBottom(), viewHolder.itemView.getLayoutParams().height);
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viewHolder.itemView.measure(childWidth, childHeight);
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viewHolder.itemView.layout(0, 0, viewHolder.itemView.getMeasuredWidth(), viewHolder.itemView.getMeasuredHeight());
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return viewHolder;
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}
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}
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}
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