2018-09-02 06:59:49 +00:00
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package eu.faircode.email;
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2018-09-04 07:02:54 +00:00
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/*
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This file is part of FairEmail.
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FairEmail 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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2018-10-29 10:46:49 +00:00
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FairEmail is distributed in the hope that it will be useful,
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2018-09-04 07:02:54 +00:00
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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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You should have received a copy of the GNU General Public License
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2018-10-29 10:46:49 +00:00
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along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
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2018-09-04 07:02:54 +00:00
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2018-12-31 08:04:33 +00:00
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Copyright 2018-2019 by Marcel Bokhorst (M66B)
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2018-09-04 07:02:54 +00:00
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*/
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2019-05-12 07:16:25 +00:00
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import android.accounts.AuthenticatorException;
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import android.accounts.OperationCanceledException;
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import android.content.Context;
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import android.content.SharedPreferences;
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2018-09-02 06:59:49 +00:00
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import android.os.Handler;
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import androidx.lifecycle.Lifecycle;
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2019-05-08 11:19:11 +00:00
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import androidx.lifecycle.LifecycleObserver;
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2018-09-02 06:59:49 +00:00
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import androidx.lifecycle.LifecycleOwner;
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2019-05-08 11:19:11 +00:00
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import androidx.lifecycle.OnLifecycleEvent;
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2018-09-02 06:59:49 +00:00
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import androidx.paging.PagedList;
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2019-05-12 07:16:25 +00:00
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import androidx.preference.PreferenceManager;
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2018-09-02 06:59:49 +00:00
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2019-05-12 07:16:25 +00:00
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import com.sun.mail.iap.Argument;
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import com.sun.mail.iap.Response;
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import com.sun.mail.imap.IMAPFolder;
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import com.sun.mail.imap.IMAPMessage;
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import com.sun.mail.imap.IMAPStore;
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import com.sun.mail.imap.protocol.IMAPProtocol;
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import com.sun.mail.imap.protocol.IMAPResponse;
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import java.io.IOException;
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import java.text.Normalizer;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Properties;
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2019-04-17 18:21:44 +00:00
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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2019-05-12 07:16:25 +00:00
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import javax.mail.FetchProfile;
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import javax.mail.Flags;
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import javax.mail.Folder;
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import javax.mail.FolderClosedException;
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import javax.mail.Message;
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import javax.mail.MessageRemovedException;
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import javax.mail.MessagingException;
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import javax.mail.Session;
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import javax.mail.UIDFolder;
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import javax.mail.search.BodyTerm;
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import javax.mail.search.FlagTerm;
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import javax.mail.search.FromStringTerm;
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import javax.mail.search.OrTerm;
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import javax.mail.search.RecipientStringTerm;
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import javax.mail.search.SearchTerm;
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import javax.mail.search.SubjectTerm;
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2018-09-02 06:59:49 +00:00
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public class BoundaryCallbackMessages extends PagedList.BoundaryCallback<TupleMessageEx> {
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2019-05-12 07:16:25 +00:00
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private Context context;
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private Long fid;
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private String searching;
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private int pageSize;
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2018-09-02 06:59:49 +00:00
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private IBoundaryCallbackMessages intf;
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2018-10-20 17:56:09 +00:00
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2019-05-12 07:16:25 +00:00
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private Handler handler;
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2018-11-26 17:04:44 +00:00
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private ExecutorService executor = Executors.newSingleThreadExecutor(Helper.backgroundThreadFactory);
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2018-09-02 06:59:49 +00:00
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2019-05-12 07:16:25 +00:00
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private boolean error = false;
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private int local_index = 0;
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private int remote_index = -1;
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private List<Long> messages = null;
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private IMAPStore istore = null;
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private IMAPFolder ifolder = null;
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private Message[] imessages = null;
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private boolean loading = false;
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2018-09-02 06:59:49 +00:00
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interface IBoundaryCallbackMessages {
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void onLoading();
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2019-01-27 08:15:25 +00:00
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void onLoaded(int fetched);
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2018-09-02 06:59:49 +00:00
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2018-11-06 07:30:41 +00:00
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void onError(Throwable ex);
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2018-09-02 06:59:49 +00:00
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}
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2019-05-12 07:16:25 +00:00
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BoundaryCallbackMessages(
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Context context, LifecycleOwner owner,
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long folder, String searching, int pageSize,
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IBoundaryCallbackMessages intf) {
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this.context = context.getApplicationContext();
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this.fid = (folder < 0 ? null : folder);
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this.searching = searching;
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this.pageSize = pageSize;
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2018-09-02 06:59:49 +00:00
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this.intf = intf;
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2019-05-12 07:16:25 +00:00
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this.handler = new Handler();
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2019-05-08 11:19:11 +00:00
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owner.getLifecycle().addObserver(new LifecycleObserver() {
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@OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
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public void onDestroyed() {
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executor.submit(new Runnable() {
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@Override
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public void run() {
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Log.i("Boundary destroy");
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2019-05-12 07:16:25 +00:00
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try {
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if (istore != null)
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istore.close();
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} catch (Throwable ex) {
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Log.e("Boundary", ex);
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}
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2019-05-08 11:19:11 +00:00
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}
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});
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2018-09-02 06:59:49 +00:00
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}
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});
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}
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2018-09-21 11:53:54 +00:00
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@Override
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public void onZeroItemsLoaded() {
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2018-12-24 12:27:45 +00:00
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Log.i("onZeroItemsLoaded");
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2019-05-12 07:16:25 +00:00
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queue_load();
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2018-09-02 06:59:49 +00:00
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}
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@Override
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public void onItemAtEndLoaded(final TupleMessageEx itemAtEnd) {
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2018-12-24 12:27:45 +00:00
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Log.i("onItemAtEndLoaded");
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2019-05-12 07:16:25 +00:00
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queue_load();
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2018-09-02 06:59:49 +00:00
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}
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2019-05-12 07:16:25 +00:00
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private void queue_load() {
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2019-01-22 15:55:21 +00:00
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executor.submit(new Runnable() {
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2019-01-27 08:15:25 +00:00
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private int fetched;
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2019-01-22 15:55:21 +00:00
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@Override
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public void run() {
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try {
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2019-01-29 08:35:42 +00:00
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loading = true;
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2019-01-27 08:15:25 +00:00
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fetched = 0;
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2019-01-22 15:55:21 +00:00
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handler.post(new Runnable() {
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@Override
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public void run() {
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intf.onLoading();
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}
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});
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2019-05-12 07:16:25 +00:00
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fetched = load();
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2019-01-22 15:55:21 +00:00
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} catch (final Throwable ex) {
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Log.e("Boundary", ex);
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handler.post(new Runnable() {
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@Override
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public void run() {
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intf.onError(ex);
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}
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});
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} finally {
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2019-01-29 08:35:42 +00:00
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loading = false;
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2019-01-22 15:55:21 +00:00
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handler.post(new Runnable() {
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@Override
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public void run() {
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2019-01-27 08:15:25 +00:00
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intf.onLoaded(fetched);
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2019-01-22 15:55:21 +00:00
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}
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});
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2018-09-02 06:59:49 +00:00
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}
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2019-01-22 15:55:21 +00:00
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}
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});
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2018-09-02 06:59:49 +00:00
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}
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2019-01-29 08:35:42 +00:00
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boolean isLoading() {
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return loading;
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}
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2019-05-12 07:16:25 +00:00
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int load() throws MessagingException, IOException, AuthenticatorException, OperationCanceledException {
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if (error)
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return 0;
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DB db = DB.getInstance(context);
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int local = 0;
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if (searching != null)
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try {
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db.beginTransaction();
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if (messages == null) {
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messages = db.message().getMessageIdsByFolder(fid);
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Log.i("Boundary search folder=" + fid + " messages=" + messages.size());
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}
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for (int i = local_index; i < messages.size() && local < pageSize; i++) {
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local_index = i + 1;
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boolean match = false;
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String find = searching.toLowerCase();
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EntityMessage message = db.message().getMessage(messages.get(i));
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String body = null;
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if (message.content)
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try {
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body = Helper.readText(message.getFile(context));
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} catch (IOException ex) {
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Log.e(ex);
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}
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if (message.from != null)
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for (int j = 0; j < message.from.length && !match; j++)
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match = message.from[j].toString().toLowerCase().contains(find);
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if (message.to != null)
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for (int j = 0; j < message.to.length && !match; j++)
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match = message.to[j].toString().toLowerCase().contains(find);
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if (message.subject != null && !match)
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match = message.subject.toLowerCase().contains(find);
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if (!match && message.content)
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match = body.toLowerCase().contains(find);
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if (match) {
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local++;
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db.message().setMessageFound(message.account, message.thread);
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}
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}
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db.setTransactionSuccessful();
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if (local == pageSize)
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return local;
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} finally {
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db.endTransaction();
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}
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if (fid == null)
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return local;
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final EntityFolder folder = db.folder().getBrowsableFolder(fid, searching != null);
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if (folder == null)
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return local;
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EntityAccount account = db.account().getAccount(folder.account);
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if (account == null)
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return local;
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if (imessages == null) {
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try {
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// Check connectivity
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if (!Helper.getNetworkState(context).isSuitable())
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throw new IllegalArgumentException(context.getString(R.string.title_no_internet));
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
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boolean debug = (prefs.getBoolean("debug", false) || BuildConfig.BETA_RELEASE);
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String protocol = account.getProtocol();
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// Get properties
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Properties props = MessageHelper.getSessionProperties(account.auth_type, account.realm, account.insecure);
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props.put("mail." + protocol + ".separatestoreconnection", "true");
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// Create session
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Session isession = Session.getInstance(props, null);
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isession.setDebug(debug);
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Log.i("Boundary connecting account=" + account.name);
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istore = (IMAPStore) isession.getStore(protocol);
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Helper.connect(context, istore, account);
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Log.i("Boundary opening folder=" + folder.name);
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ifolder = (IMAPFolder) istore.getFolder(folder.name);
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ifolder.open(Folder.READ_WRITE);
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Log.i("Boundary searching=" + searching);
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if (searching == null)
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imessages = ifolder.getMessages();
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else {
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Object result = ifolder.doCommand(new IMAPFolder.ProtocolCommand() {
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@Override
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public Object doCommand(IMAPProtocol protocol) {
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// Yahoo! does not support keyword search, but uses the flags $Forwarded $Junk $NotJunk
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boolean keywords = false;
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for (String keyword : folder.keywords)
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if (!keyword.startsWith("$")) {
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keywords = true;
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break;
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}
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try {
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// https://tools.ietf.org/html/rfc3501#section-6.4.4
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Argument arg = new Argument();
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if (searching.startsWith("raw:") && istore.hasCapability("X-GM-EXT-1")) {
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// https://support.google.com/mail/answer/7190
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// https://developers.google.com/gmail/imap/imap-extensions#extension_of_the_search_command_x-gm-raw
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arg.writeAtom("X-GM-RAW");
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arg.writeString(searching.substring(4));
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} else {
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if (!protocol.supportsUtf8()) {
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arg.writeAtom("CHARSET");
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arg.writeAtom("UTF-8");
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}
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if (keywords)
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arg.writeAtom("OR");
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arg.writeAtom("OR");
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arg.writeAtom("OR");
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arg.writeAtom("OR");
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arg.writeAtom("FROM");
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arg.writeBytes(searching.getBytes());
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arg.writeAtom("TO");
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arg.writeBytes(searching.getBytes());
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arg.writeAtom("SUBJECT");
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arg.writeBytes(searching.getBytes());
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arg.writeAtom("BODY");
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arg.writeBytes(searching.getBytes());
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if (keywords) {
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arg.writeAtom("KEYWORD");
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arg.writeBytes(searching.getBytes());
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}
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}
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Log.i("Boundary UTF8 search=" + searching);
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Response[] responses = protocol.command("SEARCH", arg);
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if (responses.length > 0 && responses[responses.length - 1].isOK()) {
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List<Integer> msgnums = new ArrayList<>();
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for (Response response : responses)
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if (((IMAPResponse) response).keyEquals("SEARCH")) {
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int msgnum;
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while ((msgnum = response.readNumber()) != -1)
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msgnums.add(msgnum);
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}
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Message[] imessages = new Message[msgnums.size()];
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for (int i = 0; i < msgnums.size(); i++)
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imessages[i] = ifolder.getMessage(msgnums.get(i));
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return imessages;
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} else {
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// Assume no UTF-8 support
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String search = searching.replace("ß", "ss"); // Eszett
|
|
|
|
search = Normalizer.normalize(search, Normalizer.Form.NFD)
|
|
|
|
.replaceAll("[^\\p{ASCII}]", "");
|
|
|
|
|
|
|
|
Log.i("Boundary ASCII search=" + search);
|
|
|
|
SearchTerm term = new OrTerm(
|
|
|
|
new OrTerm(
|
|
|
|
new FromStringTerm(search),
|
|
|
|
new RecipientStringTerm(Message.RecipientType.TO, search)
|
|
|
|
),
|
|
|
|
new OrTerm(
|
|
|
|
new SubjectTerm(search),
|
|
|
|
new BodyTerm(search)
|
|
|
|
)
|
|
|
|
);
|
|
|
|
|
|
|
|
if (keywords)
|
|
|
|
term = new OrTerm(term, new FlagTerm(
|
|
|
|
new Flags(Helper.sanitizeKeyword(search)), true));
|
|
|
|
|
|
|
|
return ifolder.search(term);
|
|
|
|
}
|
|
|
|
|
|
|
|
} catch (MessagingException ex) {
|
|
|
|
Log.e(ex);
|
|
|
|
return ex;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
});
|
|
|
|
|
|
|
|
if (result instanceof MessagingException)
|
|
|
|
throw (MessagingException) result;
|
|
|
|
|
|
|
|
imessages = (Message[]) result;
|
|
|
|
}
|
|
|
|
Log.i("Boundary found messages=" + imessages.length);
|
|
|
|
|
|
|
|
remote_index = imessages.length - 1;
|
|
|
|
} catch (Throwable ex) {
|
|
|
|
error = true;
|
|
|
|
if (ex instanceof FolderClosedException)
|
|
|
|
Log.w("Search", ex);
|
|
|
|
else {
|
|
|
|
Log.e("Search", ex);
|
|
|
|
throw ex;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int remote = 0;
|
|
|
|
while (remote_index >= 0 && remote < pageSize) {
|
|
|
|
Log.i("Boundary index=" + remote_index);
|
|
|
|
int from = Math.max(0, remote_index - (pageSize - remote) + 1);
|
|
|
|
Message[] isub = Arrays.copyOfRange(imessages, from, remote_index + 1);
|
|
|
|
remote_index -= (pageSize - remote);
|
|
|
|
|
|
|
|
FetchProfile fp = new FetchProfile();
|
|
|
|
fp.add(FetchProfile.Item.ENVELOPE);
|
|
|
|
fp.add(FetchProfile.Item.FLAGS);
|
|
|
|
fp.add(FetchProfile.Item.CONTENT_INFO); // body structure
|
|
|
|
fp.add(UIDFolder.FetchProfileItem.UID);
|
|
|
|
fp.add(IMAPFolder.FetchProfileItem.HEADERS);
|
|
|
|
fp.add(FetchProfile.Item.SIZE);
|
|
|
|
fp.add(IMAPFolder.FetchProfileItem.INTERNALDATE);
|
|
|
|
ifolder.fetch(isub, fp);
|
|
|
|
|
|
|
|
try {
|
|
|
|
db.beginTransaction();
|
|
|
|
|
|
|
|
for (int j = isub.length - 1; j >= 0; j--)
|
|
|
|
try {
|
|
|
|
long uid = ifolder.getUID(isub[j]);
|
|
|
|
Log.i("Boundary sync uid=" + uid);
|
|
|
|
EntityMessage message = db.message().getMessageByUid(folder.id, uid);
|
|
|
|
if (message == null) {
|
|
|
|
message = Core.synchronizeMessage(context,
|
|
|
|
account, folder,
|
|
|
|
ifolder, (IMAPMessage) isub[j],
|
|
|
|
true,
|
|
|
|
new ArrayList<EntityRule>());
|
|
|
|
remote++;
|
|
|
|
}
|
|
|
|
db.message().setMessageFound(message.account, message.thread);
|
|
|
|
} catch (MessageRemovedException ex) {
|
|
|
|
Log.w(folder.name + " boundary", ex);
|
|
|
|
} catch (FolderClosedException ex) {
|
|
|
|
throw ex;
|
|
|
|
} catch (IOException ex) {
|
|
|
|
if (ex.getCause() instanceof MessagingException) {
|
|
|
|
Log.w(folder.name + " boundary", ex);
|
|
|
|
db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
|
|
|
|
} else
|
|
|
|
throw ex;
|
|
|
|
} catch (Throwable ex) {
|
|
|
|
Log.e(folder.name + " boundary", ex);
|
|
|
|
db.folder().setFolderError(folder.id, Helper.formatThrowable(ex, true));
|
|
|
|
} finally {
|
|
|
|
((IMAPMessage) isub[j]).invalidateHeaders();
|
|
|
|
}
|
|
|
|
|
|
|
|
db.setTransactionSuccessful();
|
|
|
|
} finally {
|
|
|
|
db.endTransaction();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Log.i("Boundary done");
|
|
|
|
return local + remote;
|
|
|
|
}
|
2018-09-02 06:59:49 +00:00
|
|
|
}
|