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session-android
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Merge pull request #55 from loki-project/session-restore

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Session restore
pull/64/head
gmbnt 5 years ago committed by GitHub
parent 299d81f4dc 3e0cf28d0a
commit 2781c30d7a
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GPG Key ID: 4AEE18F83AFDEB23
24 changed files with 366 additions and 45 deletions
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5
res/layout/conversation_activity.xml
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@ -104,6 +104,11 @@
android:indeterminate="false"
android:progress="80" />
<org.thoughtcrime.securesms.loki.SessionRestoreBannerView
android:id="@+id/sessionRestoreBannerView"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<ViewStub
android:id="@+id/group_share_profile_view_stub"
android:layout_width="match_parent"

2
res/layout/conversation_item_update.xml
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@ -53,7 +53,7 @@
style="@style/Signal.Text.Preview"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:autoLink="all"
android:autoLink="none"
android:gravity="center"
android:linksClickable="true"
android:textSize="@dimen/small_font_size"

73
res/layout/session_restore_banner.xml
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@ -0,0 +1,73 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/sessionRestoreBanner"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/dialog_background"
android:orientation="vertical"
android:elevation="10dp">
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@color/separator" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="@dimen/medium_spacing"
android:gravity="center_horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Session Out of Sync"
android:textColor="@color/text"
android:textStyle="bold"
android:textSize="@dimen/medium_font_size" />
<TextView
android:id="@+id/messageTextView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/small_spacing"
android:text="@string/session_restore_banner_message"
android:textColor="@color/text"
android:textSize="@dimen/small_font_size"
android:textAlignment="center" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/small_spacing"
android:orientation="horizontal">
<Button
style="@style/UnimportantDialogButton"
android:id="@+id/dismissButton"
android:layout_width="0dp"
android:layout_height="@dimen/small_button_height"
android:layout_weight="1"
android:text="@string/session_restore_banner_dismiss_button_title" />
<Button
style="@style/ProminentDialogButton"
android:id="@+id/restoreButton"
android:layout_width="0dp"
android:layout_height="@dimen/small_button_height"
android:layout_weight="1"
android:layout_marginLeft="@dimen/medium_spacing"
android:text="@string/session_restore_banner_restore_button_title" />
</LinearLayout>
</LinearLayout>
<View
android:layout_width="match_parent"
android:layout_height="1px"
android:background="@color/separator" />
</LinearLayout>

5
res/values/strings.xml
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@ -735,6 +735,7 @@
<!-- MessageDisplayHelper -->
<string name="MessageDisplayHelper_bad_encrypted_message">Bad encrypted message</string>
<string name="MessageDisplayHelper_message_encrypted_for_non_existing_session">Message encrypted for non-existing session</string>
<string name="MessageRecord_session_restore_sent">You have sent a session restoration request to %s</string>
<!-- MmsMessageRecord -->
<string name="MmsMessageRecord_bad_encrypted_mms_message">Bad encrypted MMS message</string>
@ -1651,6 +1652,10 @@
<!-- Device unlink dialog -->
<string name="dialog_device_unlink_title">Device unlinked</string>
<string name="dialog_device_unlink_message">This device has been successfully unlinked</string>
<!-- Session restore banner -->
<string name="session_restore_banner_message">Would you like to restore your session with %s?</string>
<string name="session_restore_banner_dismiss_button_title">Dismiss</string>
<string name="session_restore_banner_restore_button_title">Restore</string>
<!-- Loki -->

52
src/org/thoughtcrime/securesms/conversation/ConversationActivity.java
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@ -141,6 +141,7 @@ import org.thoughtcrime.securesms.database.MessagingDatabase.MarkedMessageInfo;
import org.thoughtcrime.securesms.database.MmsSmsColumns.Types;
import org.thoughtcrime.securesms.database.RecipientDatabase;
import org.thoughtcrime.securesms.database.RecipientDatabase.RegisteredState;
import org.thoughtcrime.securesms.database.SmsDatabase;
import org.thoughtcrime.securesms.database.ThreadDatabase;
import org.thoughtcrime.securesms.database.identity.IdentityRecordList;
import org.thoughtcrime.securesms.database.model.MessageRecord;
@ -162,6 +163,7 @@ import org.thoughtcrime.securesms.loki.LokiThreadDatabase;
import org.thoughtcrime.securesms.loki.LokiThreadDatabaseDelegate;
import org.thoughtcrime.securesms.loki.LokiUserDatabase;
import org.thoughtcrime.securesms.loki.MultiDeviceUtilities;
import org.thoughtcrime.securesms.loki.SessionRestoreBannerView;
import org.thoughtcrime.securesms.loki.redesign.activities.HomeActivity;
import org.thoughtcrime.securesms.loki.redesign.views.FriendRequestViewDelegate;
import org.thoughtcrime.securesms.loki.redesign.views.MentionCandidateSelectionView;
@ -248,6 +250,7 @@ import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Locale;
import java.util.Set;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
@ -372,6 +375,9 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
// Multi Device
private boolean isFriendsWithAnyDevice = false;
// Restoration
protected SessionRestoreBannerView sessionRestoreBannerView;
@Override
protected void onPreCreate() {
dynamicTheme.onCreate(this);
@ -446,6 +452,17 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
}
});
sessionRestoreBannerView.setOnRestore(() -> {
this.restoreSession();
return Unit.INSTANCE;
});
sessionRestoreBannerView.setOnDismiss(() -> {
// TODO: Maybe silence for x minutes?
DatabaseFactory.getLokiThreadDatabase(ConversationActivity.this).removeAllSessionRestoreDevices(threadId);
updateSessionRestoreBanner();
return Unit.INSTANCE;
});
LokiAPIUtilities.INSTANCE.populateUserHexEncodedPublicKeyCacheIfNeeded(threadId, this);
LokiPublicChat publicChat = DatabaseFactory.getLokiThreadDatabase(this).getPublicChat(threadId);
@ -539,6 +556,8 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
DatabaseFactory.getLokiThreadDatabase(this).setDelegate(this);
updateInputPanel();
updateSessionRestoreBanner();
Log.i(TAG, "onResume() Finished: " + (System.currentTimeMillis() - getIntent().getLongExtra(TIMING_EXTRA, 0)));
}
@ -1542,6 +1561,16 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
}
}
protected void updateSessionRestoreBanner() {
Set<String> devices = DatabaseFactory.getLokiThreadDatabase(this).getSessionRestoreDevices(threadId);
if (devices.size() > 0) {
sessionRestoreBannerView.update(recipient);
sessionRestoreBannerView.show();
} else {
sessionRestoreBannerView.hide();
}
}
private void updateDefaultSubscriptionId(Optional<Integer> defaultSubscriptionId) {
Log.i(TAG, "updateDefaultSubscriptionId(" + defaultSubscriptionId.orNull() + ")");
sendButton.setDefaultSubscriptionId(defaultSubscriptionId);
@ -1639,6 +1668,7 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
searchNav = ViewUtil.findById(this, R.id.conversation_search_nav);
mentionCandidateSelectionViewContainer = ViewUtil.findById(this, R.id.mentionCandidateSelectionViewContainer);
mentionCandidateSelectionView = ViewUtil.findById(this, R.id.userSelectionView);
sessionRestoreBannerView = ViewUtil.findById(this, R.id.sessionRestoreBannerView);
messageStatusProgressBar = ViewUtil.findById(this, R.id.messageStatusProgressBar);
muteIndicatorImageView = ViewUtil.findById(this, R.id.muteIndicatorImageView);
actionBarSubtitleTextView = ViewUtil.findById(this, R.id.subtitleTextView);
@ -2257,6 +2287,13 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
this.updateInputPanel();
}
@Override
public void handleSessionRestoreDevicesChanged(long threadId) {
if (threadId == this.threadId) {
runOnUiThread(this::updateSessionRestoreBanner);
}
}
private void updateInputPanel() {
/*
isFriendsWithAnyDevice caches whether we are friends with any of the other users device.
@ -3262,4 +3299,19 @@ public class ConversationActivity extends PassphraseRequiredActionBarActivity
return TextSecurePreferences.getLocalNumber(this).equals(recipient.getAddress().serialize());
}
// endregion
public void restoreSession() {
// Loki - User clicked restore session
if (recipient.isGroupRecipient()) { return; }
LokiThreadDatabase lokiThreadDatabase = DatabaseFactory.getLokiThreadDatabase(this);
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(this);
Set<String> devices = lokiThreadDatabase.getSessionRestoreDevices(threadId);
for (String device : devices) { MessageSender.sendRestoreSessionMessage(this, device); }
long messageId = smsDatabase.insertMessageOutbox(threadId, new OutgoingTextMessage(recipient,"", 0, 0), false, System.currentTimeMillis(), null);
if (messageId > -1) {
smsDatabase.markAsLokiSessionRestoreSent(messageId);
}
lokiThreadDatabase.removeAllSessionRestoreDevices(threadId);
updateSessionRestoreBanner();
}
}

2
src/org/thoughtcrime/securesms/conversation/ConversationFragment.java
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@ -361,7 +361,7 @@ public class ConversationFragment extends Fragment
if (messageRecord.isGroupAction() || messageRecord.isCallLog() ||
messageRecord.isJoined() || messageRecord.isExpirationTimerUpdate() ||
messageRecord.isEndSession() || messageRecord.isIdentityUpdate() ||
messageRecord.isIdentityVerified() || messageRecord.isIdentityDefault())
messageRecord.isIdentityVerified() || messageRecord.isIdentityDefault() || messageRecord.isLokiSessionRestoreSent())
{
actionMessage = true;
}

10
src/org/thoughtcrime/securesms/conversation/ConversationUpdateItem.java
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@ -113,6 +113,7 @@ public class ConversationUpdateItem extends LinearLayout
else if (messageRecord.isIdentityUpdate()) setIdentityRecord(messageRecord);
else if (messageRecord.isIdentityVerified() ||
messageRecord.isIdentityDefault()) setIdentityVerifyUpdate(messageRecord);
else if (messageRecord.isLokiSessionRestoreSent()) setTextMessageRecord(messageRecord);
else throw new AssertionError("Neither group nor log nor joined.");
if (batchSelected.contains(messageRecord)) setSelected(true);
@ -202,6 +203,15 @@ public class ConversationUpdateItem extends LinearLayout
body.setVisibility(VISIBLE);
date.setVisibility(GONE);
}
private void setTextMessageRecord(MessageRecord messageRecord) {
body.setText(messageRecord.getDisplayBody(getContext()));
icon.setVisibility(GONE);
title.setVisibility(GONE);
body.setVisibility(VISIBLE);
date.setVisibility(GONE);
}
@Override
public void onModified(Recipient recipient) {

7
src/org/thoughtcrime/securesms/database/MmsSmsColumns.java
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@ -82,6 +82,9 @@ public interface MmsSmsColumns {
protected static final long ENCRYPTION_REMOTE_DUPLICATE_BIT = 0x04000000;
protected static final long ENCRYPTION_REMOTE_LEGACY_BIT = 0x02000000;
// Loki
protected static final long ENCRYPTION_LOKI_SESSION_RESTORE_SENT_BIT = 0x01000000;
public static boolean isDraftMessageType(long type) {
return (type & BASE_TYPE_MASK) == BASE_DRAFT_TYPE;
}
@ -230,6 +233,10 @@ public interface MmsSmsColumns {
return (type & ENCRYPTION_REMOTE_NO_SESSION_BIT) != 0;
}
public static boolean isLokiSessionRestoreSentType(long type) {
return (type & ENCRYPTION_LOKI_SESSION_RESTORE_SENT_BIT) != 0;
}
public static boolean isLegacyType(long type) {
return (type & ENCRYPTION_REMOTE_LEGACY_BIT) != 0 ||
(type & ENCRYPTION_REMOTE_BIT) != 0;

5
src/org/thoughtcrime/securesms/database/SmsDatabase.java
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@ -47,6 +47,7 @@ import org.whispersystems.libsignal.util.guava.Optional;
import java.io.IOException;
import java.security.SecureRandom;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
@ -251,6 +252,10 @@ public class SmsDatabase extends MessagingDatabase {
updateTypeBitmask(id, Types.ENCRYPTION_MASK, Types.ENCRYPTION_REMOTE_NO_SESSION_BIT);
}
public void markAsLokiSessionRestoreSent(long id) {
updateTypeBitmask(id, Types.ENCRYPTION_MASK, Types.ENCRYPTION_LOKI_SESSION_RESTORE_SENT_BIT);
}
public void markAsLegacyVersion(long id) {
updateTypeBitmask(id, Types.ENCRYPTION_MASK, Types.ENCRYPTION_REMOTE_LEGACY_BIT);
}

6
src/org/thoughtcrime/securesms/database/model/DisplayRecord.java
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@ -103,9 +103,9 @@ public abstract class DisplayRecord {
return SmsDatabase.Types.isKeyExchangeType(type);
}
public boolean isEndSession() {
return SmsDatabase.Types.isEndSessionType(type);
}
public boolean isEndSession() { return SmsDatabase.Types.isEndSessionType(type); }
public boolean isLokiSessionRestoreSent() { return SmsDatabase.Types.isLokiSessionRestoreSentType(type); }
public boolean isGroupUpdate() {
return SmsDatabase.Types.isGroupUpdate(type);

2
src/org/thoughtcrime/securesms/database/model/MessageRecord.java
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@ -180,7 +180,7 @@ public abstract class MessageRecord extends DisplayRecord {
public boolean isUpdate() {
return isGroupAction() || isJoined() || isExpirationTimerUpdate() || isCallLog() ||
isEndSession() || isIdentityUpdate() || isIdentityVerified() || isIdentityDefault();
isEndSession() || isIdentityUpdate() || isIdentityVerified() || isIdentityDefault() || isLokiSessionRestoreSent();
}
public boolean isMediaPending() {

3
src/org/thoughtcrime/securesms/database/model/SmsMessageRecord.java
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@ -82,6 +82,7 @@ public class SmsMessageRecord extends MessageRecord {
@Override
public SpannableString getDisplayBody(@NonNull Context context) {
Recipient recipient = getRecipient();
if (SmsDatabase.Types.isFailedDecryptType(type)) {
return emphasisAdded(context.getString(R.string.MessageDisplayHelper_bad_encrypted_message));
} else if (isCorruptedKeyExchange()) {
@ -100,6 +101,8 @@ public class SmsMessageRecord extends MessageRecord {
return emphasisAdded(context.getString(R.string.SmsMessageRecord_duplicate_message));
} else if (SmsDatabase.Types.isNoRemoteSessionType(type)) {
return emphasisAdded(context.getString(R.string.MessageDisplayHelper_message_encrypted_for_non_existing_session));
} else if (isLokiSessionRestoreSent()) {
return emphasisAdded(context.getString(R.string.MessageRecord_session_restore_sent, recipient.toShortString()));
} else if (isEndSession() && isOutgoing()) {
return emphasisAdded(context.getString(R.string.SmsMessageRecord_secure_session_reset));
} else if (isEndSession()) {

3
src/org/thoughtcrime/securesms/database/model/ThreadRecord.java
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@ -71,6 +71,7 @@ public class ThreadRecord extends DisplayRecord {
@Override
public SpannableString getDisplayBody(@NonNull Context context) {
Recipient recipient = getRecipient();
if (isGroupUpdate()) {
return emphasisAdded(context.getString(R.string.ThreadRecord_group_updated));
} else if (isGroupQuit()) {
@ -81,6 +82,8 @@ public class ThreadRecord extends DisplayRecord {
return emphasisAdded(context.getString(R.string.MessageDisplayHelper_bad_encrypted_message));
} else if (SmsDatabase.Types.isNoRemoteSessionType(type)) {
return emphasisAdded(context.getString(R.string.MessageDisplayHelper_message_encrypted_for_non_existing_session));
} else if (isLokiSessionRestoreSent()) {
return emphasisAdded(context.getString(R.string.MessageRecord_session_restore_sent, recipient.toShortString()));
} else if (SmsDatabase.Types.isEndSessionType(type)) {
return emphasisAdded(context.getString(R.string.ThreadRecord_secure_session_reset));
} else if (MmsSmsColumns.Types.isLegacyType(type)) {

96
src/org/thoughtcrime/securesms/jobs/PushDecryptJob.java
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@ -56,6 +56,7 @@ import org.thoughtcrime.securesms.database.StickerDatabase;
import org.thoughtcrime.securesms.database.ThreadDatabase;
import org.thoughtcrime.securesms.database.model.MessageRecord;
import org.thoughtcrime.securesms.database.model.MmsMessageRecord;
import org.thoughtcrime.securesms.database.model.SmsMessageRecord;
import org.thoughtcrime.securesms.database.model.StickerRecord;
import org.thoughtcrime.securesms.dependencies.InjectableType;
import org.thoughtcrime.securesms.groups.GroupMessageProcessor;
@ -278,6 +279,12 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
cipher.validateBackgroundMessage(envelope, envelope.getContent());
}
// Loki - Ignore any friend requests that we got before restoration
if (envelope.isFriendRequest() && envelope.getTimestamp() < TextSecurePreferences.getRestorationTime(context)) {
Log.d("Loki", "Ignoring friend request received before restoration.");
return;
}
SignalServiceContent content = cipher.decrypt(envelope);
if (shouldIgnore(content)) {
@ -331,6 +338,8 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
MultiDeviceUtilities.checkForRevocation(context);
}
} else {
// Loki - Don't process session restore message any further
if (message.isSessionRestore()) { return; }
if (message.isEndSession()) handleEndSessionMessage(content, smsMessageId);
else if (message.isGroupUpdate()) handleGroupMessage(content, message, smsMessageId);
else if (message.isExpirationUpdate())
@ -530,21 +539,24 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
if (threadId != null) {
resetSession(content.getSender(), threadId);
MessageNotifier.updateNotification(context, threadId);
}
}
private void resetSession(String hexEncodedPublicKey, long threadId) {
TextSecureSessionStore sessionStore = new TextSecureSessionStore(context);
LokiThreadDatabase lokiThreadDatabase = DatabaseFactory.getLokiThreadDatabase(context);
Log.d("Loki", "Received a session reset request from: " + content.getSender() + "; archiving the session.");
Log.d("Loki", "Received a session reset request from: " + hexEncodedPublicKey + "; archiving the session.");
sessionStore.archiveAllSessions(content.getSender());
sessionStore.archiveAllSessions(hexEncodedPublicKey);
lokiThreadDatabase.setSessionResetStatus(threadId, LokiThreadSessionResetStatus.REQUEST_RECEIVED);
Log.d("Loki", "Sending a ping back to " + content.getSender() + ".");
String contactID = DatabaseFactory.getThreadDatabase(context).getRecipientForThreadId(threadId).getAddress().toString();
MessageSender.sendBackgroundMessage(context, contactID);
Log.d("Loki", "Sending a ping back to " + hexEncodedPublicKey + ".");
MessageSender.sendBackgroundMessage(context, hexEncodedPublicKey);
SecurityEvent.broadcastSecurityUpdateEvent(context);
MessageNotifier.updateNotification(context, threadId);
}
}
private long handleSynchronizeSentEndSessionMessage(@NonNull SentTranscriptMessage message)
@ -1177,17 +1189,30 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
private void storePreKeyBundleIfNeeded(@NonNull SignalServiceEnvelope envelope, @NonNull SignalServiceContent content) {
if (content.lokiServiceMessage.isPresent()) {
Recipient sender = Recipient.from(context, Address.fromSerialized(content.getSender()), false);
if (!sender.isGroupRecipient() && content.lokiServiceMessage.isPresent()) {
LokiServiceMessage lokiMessage = content.lokiServiceMessage.get();
if (lokiMessage.getPreKeyBundleMessage() != null) {
int registrationID = TextSecurePreferences.getLocalRegistrationId(context);
LokiPreKeyBundleDatabase lokiPreKeyBundleDatabase = DatabaseFactory.getLokiPreKeyBundleDatabase(context);
ThreadDatabase threadDatabase = DatabaseFactory.getThreadDatabase(context);
LokiThreadDatabase lokiThreadDatabase = DatabaseFactory.getLokiThreadDatabase(context);
// Store the latest PreKeyBundle
// Loki - Store the latest pre key bundle
if (registrationID > 0) {
Log.d("Loki", "Received a pre key bundle from: " + envelope.getSource() + ".");
Log.d("Loki", "Received a pre key bundle from: " + content.getSender() + ".");
PreKeyBundle preKeyBundle = lokiMessage.getPreKeyBundleMessage().getPreKeyBundle(registrationID);
lokiPreKeyBundleDatabase.setPreKeyBundle(envelope.getSource(), preKeyBundle);
lokiPreKeyBundleDatabase.setPreKeyBundle(content.getSender(), preKeyBundle);
// Loki - If we received a friend request, but we were already friends with this user, then reset the session
if (envelope.isFriendRequest()) {
long threadID = threadDatabase.getThreadIdIfExistsFor(sender);
if (lokiThreadDatabase.getFriendRequestStatus(threadID) == LokiThreadFriendRequestStatus.FRIENDS) {
resetSession(content.getSender(), threadID);
// Let our other devices know that we have reset the session
MessageSender.syncContact(context, sender.getAddress());
}
}
}
}
}
@ -1357,21 +1382,40 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
}
private SmsMessageRecord getLastMessage(String sender) {
try {
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
Recipient recipient = Recipient.from(context, Address.fromSerialized(sender), false);
long threadID = DatabaseFactory.getThreadDatabase(context).getThreadIdIfExistsFor(recipient);
if (threadID < 0) { return null; }
int messageCount = smsDatabase.getMessageCountForThread(threadID);
if (messageCount <= 0) { return null; }
long lastMessageID = smsDatabase.getIDForMessageAtIndex(threadID, messageCount - 1);
return smsDatabase.getMessage(lastMessageID);
} catch (Exception e) {
return null;
}
}
private void handleCorruptMessage(@NonNull String sender, int senderDevice, long timestamp,
@NonNull Optional<Long> smsMessageId)
{
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
if (!smsMessageId.isPresent()) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
SmsMessageRecord lastMessage = getLastMessage(sender);
if (lastMessage == null || !SmsDatabase.Types.isFailedDecryptType(lastMessage.getType())) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
if (insertResult.isPresent()) {
smsDatabase.markAsDecryptFailed(insertResult.get().getMessageId());
MessageNotifier.updateNotification(context, insertResult.get().getThreadId());
if (insertResult.isPresent()) {
smsDatabase.markAsDecryptFailed(insertResult.get().getMessageId());
MessageNotifier.updateNotification(context, insertResult.get().getThreadId());
}
}
} else {
smsDatabase.markAsDecryptFailed(smsMessageId.get());
}
triggerSessionRestorePrompt(sender);
}
private void handleNoSessionMessage(@NonNull String sender, int senderDevice, long timestamp,
@ -1380,15 +1424,27 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
if (!smsMessageId.isPresent()) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
SmsMessageRecord lastMessage = getLastMessage(sender);
if (lastMessage == null || !SmsDatabase.Types.isNoRemoteSessionType(lastMessage.getType())) {
Optional<InsertResult> insertResult = insertPlaceholder(sender, senderDevice, timestamp);
if (insertResult.isPresent()) {
smsDatabase.markAsNoSession(insertResult.get().getMessageId());
MessageNotifier.updateNotification(context, insertResult.get().getThreadId());
if (insertResult.isPresent()) {
smsDatabase.markAsNoSession(insertResult.get().getMessageId());
MessageNotifier.updateNotification(context, insertResult.get().getThreadId());
}
}
} else {
smsDatabase.markAsNoSession(smsMessageId.get());
}
triggerSessionRestorePrompt(sender);
}
private void triggerSessionRestorePrompt(@NonNull String sender) {
Recipient primaryRecipient = getPrimaryDeviceRecipient(sender);
if (!primaryRecipient.isGroupRecipient()) {
long threadID = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(primaryRecipient);
DatabaseFactory.getLokiThreadDatabase(context).addSessionRestoreDevice(threadID, sender);
}
}
private void handleLegacyMessage(@NonNull String sender, int senderDevice, long timestamp,
@ -1779,7 +1835,7 @@ public class PushDecryptJob extends BaseJob implements InjectableType {
}
private boolean isGroupChatMessage(SignalServiceContent content) {
return content.getDataMessage().isPresent() && content.getDataMessage().get().isGroupUpdate();
return content.getDataMessage().isPresent() && content.getDataMessage().get().getGroupInfo().isPresent();
}
private void resetRecipientToPush(@NonNull Recipient recipient) {

9
src/org/thoughtcrime/securesms/loki/FriendRequestHandler.kt
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@ -26,7 +26,12 @@ object FriendRequestHandler {
ActionType.Failed -> LokiThreadFriendRequestStatus.NONE
ActionType.Sent -> LokiThreadFriendRequestStatus.REQUEST_SENT
}
DatabaseFactory.getLokiThreadDatabase(context).setFriendRequestStatus(threadId, threadFriendStatus)
val database = DatabaseFactory.getLokiThreadDatabase(context)
database.setFriendRequestStatus(threadId, threadFriendStatus)
// If we sent a friend request then we need to hide the session restore prompt
if (type == ActionType.Sent) {
database.removeAllSessionRestoreDevices(threadId)
}
}
// Update message status
@ -56,6 +61,8 @@ object FriendRequestHandler {
@JvmStatic
fun updateLastFriendRequestMessage(context: Context, threadId: Long, status: LokiMessageFriendRequestStatus) {
if (threadId < 0) { return }
val recipient = DatabaseFactory.getThreadDatabase(context).getRecipientForThreadId(threadId) ?: return
if (!recipient.address.isPhone) { return }
val messages = DatabaseFactory.getSmsDatabase(context).getAllMessageIDs(threadId)
val lokiMessageDatabase = DatabaseFactory.getLokiMessageDatabase(context)

24
src/org/thoughtcrime/securesms/loki/LokiThreadDatabase.kt
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@ -8,11 +8,13 @@ import org.thoughtcrime.securesms.database.Database
import org.thoughtcrime.securesms.database.DatabaseFactory
import org.thoughtcrime.securesms.database.helpers.SQLCipherOpenHelper
import org.thoughtcrime.securesms.recipients.Recipient
import org.thoughtcrime.securesms.util.TextSecurePreferences
import org.whispersystems.signalservice.internal.util.JsonUtil
import org.whispersystems.signalservice.loki.api.LokiPublicChat
import org.whispersystems.signalservice.loki.messaging.LokiThreadDatabaseProtocol
import org.whispersystems.signalservice.loki.messaging.LokiThreadFriendRequestStatus
import org.whispersystems.signalservice.loki.messaging.LokiThreadSessionResetStatus
import org.whispersystems.signalservice.loki.utilities.PublicKeyValidation
class LokiThreadDatabase(context: Context, helper: SQLCipherOpenHelper) : Database(context, helper), LokiThreadDatabaseProtocol {
var delegate: LokiThreadDatabaseDelegate? = null
@ -140,4 +142,26 @@ class LokiThreadDatabase(context: Context, helper: SQLCipherOpenHelper) : Databa
override fun removePublicChat(threadID: Long) {
databaseHelper.writableDatabase.delete(publicChatTableName, "${Companion.threadID} = ?", arrayOf( threadID.toString() ))
}
// region Session Restore
fun addSessionRestoreDevice(threadID: Long, hexEncodedPublicKey: String) {
val devices = getSessionRestoreDevices(threadID).toMutableSet()
if (devices.add(hexEncodedPublicKey)) {
TextSecurePreferences.setStringPreference(context, "session_restore_devices_$threadID", devices.joinToString(","))
delegate?.handleSessionRestoreDevicesChanged(threadID)
}
}
fun getSessionRestoreDevices(threadID: Long): Set<String> {
return TextSecurePreferences.getStringPreference(context, "session_restore_devices_$threadID", "")
.split(",")
.filter { PublicKeyValidation.isValid(it) }
.toSet()
}
fun removeAllSessionRestoreDevices(threadID: Long) {
TextSecurePreferences.setStringPreference(context, "session_restore_devices_$threadID", "")
delegate?.handleSessionRestoreDevicesChanged(threadID)
}
// endregion
}

1
src/org/thoughtcrime/securesms/loki/LokiThreadDatabaseDelegate.kt
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@ -3,4 +3,5 @@ package org.thoughtcrime.securesms.loki
interface LokiThreadDatabaseDelegate {
fun handleThreadFriendRequestStatusChanged(threadID: Long)
fun handleSessionRestoreDevicesChanged(threadID: Long)
}

49
src/org/thoughtcrime/securesms/loki/PushBackgroundMessageSendJob.kt
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@ -15,28 +15,34 @@ import org.whispersystems.signalservice.internal.util.JsonUtil
import java.io.IOException
import java.util.concurrent.TimeUnit
data class BackgroundMessage private constructor(val recipient: String, val body: String?, val friendRequest: Boolean, val unpairingRequest: Boolean) {
data class BackgroundMessage private constructor(val data: Map<String, Any>) {
companion object {
@JvmStatic
fun create(recipient: String) = BackgroundMessage(mapOf("recipient" to recipient))
@JvmStatic
fun create(recipient: String) = BackgroundMessage(recipient, null, false, false)
fun createFriendRequest(recipient: String, messageBody: String) = BackgroundMessage(mapOf( "recipient" to recipient, "body" to messageBody, "friendRequest" to true ))
@JvmStatic
fun createFriendRequest(recipient: String, messageBody: String) = BackgroundMessage(recipient, messageBody, true, false)
fun createUnpairingRequest(recipient: String) = BackgroundMessage(mapOf( "recipient" to recipient, "unpairingRequest" to true ))
@JvmStatic
fun createUnpairingRequest(recipient: String) = BackgroundMessage(recipient, null, false, true)
fun createSessionRestore(recipient: String) = BackgroundMessage(mapOf( "recipient" to recipient, "friendRequest" to true, "sessionRestore" to true ))
internal fun parse(serialized: String): BackgroundMessage {
val node = JsonUtil.fromJson(serialized)
val recipient = node.get("recipient").asText()
val body = if (node.hasNonNull("body")) node.get("body").asText() else null
val friendRequest = node.get("friendRequest").asBoolean(false)
val unpairingRequest = node.get("unpairingRequest").asBoolean(false)
return BackgroundMessage(recipient, body, friendRequest, unpairingRequest)
val data = JsonUtil.fromJson(serialized, Map::class.java) as? Map<String, Any> ?: throw AssertionError("JSON parsing failed")
return BackgroundMessage(data)
}
}
fun <T> get(key: String, defaultValue: T): T {
return data[key] as? T ?: defaultValue
}
fun serialize(): String {
val map = mapOf("recipient" to recipient, "body" to body, "friendRequest" to friendRequest, "unpairingRequest" to unpairingRequest)
return JsonUtil.toJson(map)
return JsonUtil.toJson(data)
}
}
@ -71,24 +77,31 @@ class PushBackgroundMessageSendJob private constructor(
}
public override fun onRun() {
val recipient = message.get<String?>("recipient", null) ?: throw IllegalStateException()
val dataMessage = SignalServiceDataMessage.newBuilder()
.withTimestamp(System.currentTimeMillis())
.withBody(message.body)
.withBody(message.get<String?>("body", null))
if (message.friendRequest) {
val bundle = DatabaseFactory.getLokiPreKeyBundleDatabase(context).generatePreKeyBundle(message.recipient)
if (message.get("friendRequest", false)) {
val bundle = DatabaseFactory.getLokiPreKeyBundleDatabase(context).generatePreKeyBundle(recipient)
dataMessage.withPreKeyBundle(bundle)
.asFriendRequest(true)
} else if (message.unpairingRequest) {
}
if (message.get("unpairingRequest", false)) {
dataMessage.asUnpairingRequest(true)
}
if (message.get("sessionRestore", false)) {
dataMessage.asSessionRestore(true)
}
val messageSender = ApplicationContext.getInstance(context).communicationModule.provideSignalMessageSender()
val address = SignalServiceAddress(message.recipient)
val address = SignalServiceAddress(recipient)
try {
messageSender.sendMessage(-1, address, Optional.absent<UnidentifiedAccessPair>(), dataMessage.build()) // The message ID doesn't matter
} catch (e: Exception) {
Log.d("Loki", "Failed to send background message to: ${message.recipient}.")
Log.d("Loki", "Failed to send background message to: ${recipient}.")
throw e
}
}

3
src/org/thoughtcrime/securesms/loki/SeedActivity.kt
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@ -206,6 +206,9 @@ class SeedActivity : BaseActionBarActivity(), DeviceLinkingDelegate, ScanListene
DatabaseFactory.getIdentityDatabase(this).saveIdentity(Address.fromSerialized(userHexEncodedPublicKey), keyPair.publicKey,
IdentityDatabase.VerifiedStatus.VERIFIED, true, System.currentTimeMillis(), true)
TextSecurePreferences.setLocalNumber(this, userHexEncodedPublicKey)
if (mode == Mode.Restore) {
TextSecurePreferences.setRestorationTime(this, System.currentTimeMillis())
}
when (mode) {
Mode.Register -> Analytics.shared.track("Seed Created")
Mode.Restore -> Analytics.shared.track("Seed Restored")

40
src/org/thoughtcrime/securesms/loki/SessionRestoreBannerView.kt
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@ -0,0 +1,40 @@
package org.thoughtcrime.securesms.loki
import android.content.Context
import android.util.AttributeSet
import android.view.LayoutInflater
import android.view.View
import android.widget.LinearLayout
import kotlinx.android.synthetic.main.session_restore_banner.view.*
import network.loki.messenger.R
import org.thoughtcrime.securesms.recipients.Recipient
class SessionRestoreBannerView : LinearLayout {
lateinit var recipient: Recipient
var onDismiss: (() -> Unit)? = null
var onRestore: (() -> Unit)? = null
constructor(context: Context) : super(context, null)
constructor(context: Context, attrs: AttributeSet?) : super(context, attrs, 0)
constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(context, attrs, defStyleAttr)
init {
LayoutInflater.from(context).inflate(R.layout.session_restore_banner, this, true)
restoreButton.setOnClickListener { onRestore?.invoke() }
dismissButton.setOnClickListener { onDismiss?.invoke() }
}
fun update(recipient: Recipient) {
this.recipient = recipient
messageTextView.text = context.getString(R.string.session_restore_banner_message, recipient.toShortString())
}
fun show() {
sessionRestoreBanner.visibility = View.VISIBLE
}
fun hide() {
sessionRestoreBanner.visibility = View.GONE
}
}

1
src/org/thoughtcrime/securesms/loki/redesign/activities/RegisterActivity.kt
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@ -129,6 +129,7 @@ class RegisterActivity : BaseActionBarActivity() {
IdentityKeyUtil.getIdentityKeyPair(this).publicKey, IdentityDatabase.VerifiedStatus.VERIFIED,
true, System.currentTimeMillis(), true)
TextSecurePreferences.setLocalNumber(this, userHexEncodedPublicKey)
TextSecurePreferences.setRestorationTime(this, 0)
TextSecurePreferences.setHasViewedSeed(this, false)
val intent = Intent(this, DisplayNameActivity::class.java)
push(intent)

1
src/org/thoughtcrime/securesms/loki/redesign/activities/RestoreActivity.kt
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@ -87,6 +87,7 @@ class RestoreActivity : BaseActionBarActivity() {
IdentityKeyUtil.getIdentityKeyPair(this).publicKey, IdentityDatabase.VerifiedStatus.VERIFIED,
true, System.currentTimeMillis(), true)
TextSecurePreferences.setLocalNumber(this, userHexEncodedPublicKey)
TextSecurePreferences.setRestorationTime(this, System.currentTimeMillis())
TextSecurePreferences.setHasViewedSeed(this, true)
val intent = Intent(this, DisplayNameActivity::class.java)
push(intent)

4
src/org/thoughtcrime/securesms/sms/MessageSender.java
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@ -139,6 +139,10 @@ public class MessageSender {
public static void sendUnpairRequest(Context context, String contactHexEncodedPublicKey) {
ApplicationContext.getInstance(context).getJobManager().add(new PushBackgroundMessageSendJob(BackgroundMessage.createUnpairingRequest(contactHexEncodedPublicKey)));
}
public static void sendRestoreSessionMessage(Context context, String contactHexEncodedPublicKey) {
ApplicationContext.getInstance(context).getJobManager().add(new PushBackgroundMessageSendJob(BackgroundMessage.createSessionRestore(contactHexEncodedPublicKey)));
}
// endregion
public static long send(final Context context,

8
src/org/thoughtcrime/securesms/util/TextSecurePreferences.java
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@ -1236,6 +1236,14 @@ public class TextSecurePreferences {
public static boolean needsRevocationCheck(Context context) {
return getBooleanPreference(context, "needs_revocation", false);
}
public static void setRestorationTime(Context context, long time) {
setLongPreference(context, "restoration_time", time);
}
public static long getRestorationTime(Context context) {
return getLongPreference(context, "restoration_time", 0);
}
// endregion
public static void clearAll(Context context) {

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