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Unofficial fork of Signal Messenger Protocol library for Java clients.
The newest version!
/*
* Copyright (C) 2014-2016 Open Whisper Systems
*
* Licensed according to the LICENSE file in this repository.
*/
package org.whispersystems.signalservice.api;
import com.google.protobuf.ByteString;
import org.signal.libsignal.metadata.certificate.SenderCertificate;
import org.signal.libsignal.protocol.IdentityKeyPair;
import org.signal.libsignal.protocol.InvalidKeyException;
import org.signal.libsignal.protocol.InvalidRegistrationIdException;
import org.signal.libsignal.protocol.NoSessionException;
import org.signal.libsignal.protocol.SessionBuilder;
import org.signal.libsignal.protocol.SignalProtocolAddress;
import org.signal.libsignal.protocol.groups.GroupSessionBuilder;
import org.signal.libsignal.protocol.kdf.HKDF;
import org.signal.libsignal.protocol.logging.Log;
import org.signal.libsignal.protocol.message.DecryptionErrorMessage;
import org.signal.libsignal.protocol.message.PlaintextContent;
import org.signal.libsignal.protocol.message.SenderKeyDistributionMessage;
import org.signal.libsignal.protocol.state.PreKeyBundle;
import org.signal.libsignal.protocol.util.Pair;
import org.signal.libsignal.zkgroup.profiles.ClientZkProfileOperations;
import org.whispersystems.signalservice.api.crypto.AttachmentCipherOutputStream;
import org.whispersystems.signalservice.api.crypto.ContentHint;
import org.whispersystems.signalservice.api.crypto.EnvelopeContent;
import org.whispersystems.signalservice.api.crypto.SignalGroupSessionBuilder;
import org.whispersystems.signalservice.api.crypto.SignalServiceCipher;
import org.whispersystems.signalservice.api.crypto.SignalSessionBuilder;
import org.whispersystems.signalservice.api.crypto.UnidentifiedAccess;
import org.whispersystems.signalservice.api.crypto.UnidentifiedAccessPair;
import org.whispersystems.signalservice.api.crypto.UntrustedIdentityException;
import org.whispersystems.signalservice.api.messages.SendMessageResult;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentPointer;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentRemoteId;
import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentStream;
import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
import org.whispersystems.signalservice.api.messages.SignalServiceGroupContext;
import org.whispersystems.signalservice.api.messages.SignalServiceGroupV2;
import org.whispersystems.signalservice.api.messages.SignalServicePreview;
import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
import org.whispersystems.signalservice.api.messages.SignalServiceStickerManifest;
import org.whispersystems.signalservice.api.messages.SignalServiceStickerManifestUpload;
import org.whispersystems.signalservice.api.messages.SignalServiceStoryMessage;
import org.whispersystems.signalservice.api.messages.SignalServiceStoryMessageRecipient;
import org.whispersystems.signalservice.api.messages.SignalServiceTextAttachment;
import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
import org.whispersystems.signalservice.api.messages.calls.AnswerMessage;
import org.whispersystems.signalservice.api.messages.calls.CallingResponse;
import org.whispersystems.signalservice.api.messages.calls.IceUpdateMessage;
import org.whispersystems.signalservice.api.messages.calls.OfferMessage;
import org.whispersystems.signalservice.api.messages.calls.OpaqueMessage;
import org.whispersystems.signalservice.api.messages.calls.SignalServiceCallMessage;
import org.whispersystems.signalservice.api.messages.multidevice.BlockedListMessage;
import org.whispersystems.signalservice.api.messages.multidevice.ConfigurationMessage;
import org.whispersystems.signalservice.api.messages.multidevice.KeysMessage;
import org.whispersystems.signalservice.api.messages.multidevice.MessageRequestResponseMessage;
import org.whispersystems.signalservice.api.messages.multidevice.OutgoingPaymentMessage;
import org.whispersystems.signalservice.api.messages.multidevice.ReadMessage;
import org.whispersystems.signalservice.api.messages.multidevice.SentTranscriptMessage;
import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage;
import org.whispersystems.signalservice.api.messages.multidevice.StickerPackOperationMessage;
import org.whispersystems.signalservice.api.messages.multidevice.VerifiedMessage;
import org.whispersystems.signalservice.api.messages.multidevice.ViewOnceOpenMessage;
import org.whispersystems.signalservice.api.messages.multidevice.ViewedMessage;
import org.whispersystems.signalservice.api.messages.shared.SharedContact;
import org.whispersystems.signalservice.api.push.DistributionId;
import org.whispersystems.signalservice.api.push.PNI;
import org.whispersystems.signalservice.api.push.ServiceId;
import org.whispersystems.signalservice.api.push.SignalServiceAddress;
import org.whispersystems.signalservice.api.push.exceptions.AuthorizationFailedException;
import org.whispersystems.signalservice.api.push.exceptions.MalformedResponseException;
import org.whispersystems.signalservice.api.push.exceptions.NonSuccessfulResponseCodeException;
import org.whispersystems.signalservice.api.push.exceptions.NotFoundException;
import org.whispersystems.signalservice.api.push.exceptions.ProofRequiredException;
import org.whispersystems.signalservice.api.push.exceptions.PushNetworkException;
import org.whispersystems.signalservice.api.push.exceptions.RateLimitException;
import org.whispersystems.signalservice.api.push.exceptions.ServerRejectedException;
import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
import org.whispersystems.signalservice.api.services.AttachmentService;
import org.whispersystems.signalservice.api.services.MessagingService;
import org.whispersystems.signalservice.api.util.AttachmentPointerUtil;
import org.whispersystems.signalservice.api.util.CredentialsProvider;
import org.whispersystems.signalservice.api.util.Preconditions;
import org.whispersystems.signalservice.api.util.Uint64RangeException;
import org.whispersystems.signalservice.api.util.Uint64Util;
import org.whispersystems.signalservice.api.util.UuidUtil;
import org.whispersystems.signalservice.api.websocket.WebSocketUnavailableException;
import org.whispersystems.signalservice.internal.configuration.SignalServiceConfiguration;
import org.whispersystems.signalservice.internal.crypto.PaddingInputStream;
import org.whispersystems.signalservice.internal.push.AttachmentV2UploadAttributes;
import org.whispersystems.signalservice.internal.push.AttachmentV3UploadAttributes;
import org.whispersystems.signalservice.internal.push.GroupMismatchedDevices;
import org.whispersystems.signalservice.internal.push.GroupStaleDevices;
import org.whispersystems.signalservice.internal.push.MismatchedDevices;
import org.whispersystems.signalservice.internal.push.OutgoingPushMessage;
import org.whispersystems.signalservice.internal.push.OutgoingPushMessageList;
import org.whispersystems.signalservice.internal.push.ProvisioningProtos;
import org.whispersystems.signalservice.internal.push.PushAttachmentData;
import org.whispersystems.signalservice.internal.push.PushServiceSocket;
import org.whispersystems.signalservice.internal.push.SendGroupMessageResponse;
import org.whispersystems.signalservice.internal.push.SendMessageResponse;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.AttachmentPointer;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.CallMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.Content;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.DataMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.GroupContext;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.GroupContextV2;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.NullMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.Preview;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.ReceiptMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.StoryMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.SyncMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.TextAttachment;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.TypingMessage;
import org.whispersystems.signalservice.internal.push.SignalServiceProtos.Verified;
import org.whispersystems.signalservice.internal.push.StaleDevices;
import org.whispersystems.signalservice.internal.push.StickerUploadAttributes;
import org.whispersystems.signalservice.internal.push.StickerUploadAttributesResponse;
import org.whispersystems.signalservice.internal.push.exceptions.GroupMismatchedDevicesException;
import org.whispersystems.signalservice.internal.push.exceptions.GroupStaleDevicesException;
import org.whispersystems.signalservice.internal.push.exceptions.InvalidUnidentifiedAccessHeaderException;
import org.whispersystems.signalservice.internal.push.exceptions.MismatchedDevicesException;
import org.whispersystems.signalservice.internal.push.exceptions.StaleDevicesException;
import org.whispersystems.signalservice.internal.push.http.AttachmentCipherOutputStreamFactory;
import org.whispersystems.signalservice.internal.push.http.CancelationSignal;
import org.whispersystems.signalservice.internal.push.http.PartialSendCompleteListener;
import org.whispersystems.signalservice.internal.push.http.ResumableUploadSpec;
import org.whispersystems.signalservice.internal.sticker.StickerProtos;
import org.whispersystems.signalservice.internal.util.Util;
import org.whispersystems.util.Base64;
import org.whispersystems.util.ByteArrayUtil;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.SecureRandom;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
/**
* The main interface for sending Signal Service messages.
*
* @author Moxie Marlinspike
*/
public class SignalServiceMessageSender {
private static final String TAG = SignalServiceMessageSender.class.getSimpleName();
private static final int RETRY_COUNT = 4;
private final PushServiceSocket socket;
private final SignalServiceAccountDataStore aciStore;
private final SignalSessionLock sessionLock;
private final SignalServiceAddress localAddress;
private final int localDeviceId;
private final PNI localPni;
private final Optional eventListener;
private final IdentityKeyPair localPniIdentity;
private final AttachmentService attachmentService;
private final MessagingService messagingService;
private final ExecutorService executor;
private final long maxEnvelopeSize;
public SignalServiceMessageSender(SignalServiceConfiguration urls,
CredentialsProvider credentialsProvider,
SignalServiceDataStore store,
SignalSessionLock sessionLock,
String signalAgent,
SignalWebSocket signalWebSocket,
Optional eventListener,
ClientZkProfileOperations clientZkProfileOperations,
ExecutorService executor,
long maxEnvelopeSize,
boolean automaticNetworkRetry)
{
this.socket = new PushServiceSocket(urls, credentialsProvider, signalAgent, clientZkProfileOperations, automaticNetworkRetry);
this.aciStore = store.aci();
this.sessionLock = sessionLock;
this.localAddress = new SignalServiceAddress(credentialsProvider.getAci(), credentialsProvider.getE164());
this.localDeviceId = credentialsProvider.getDeviceId();
this.localPni = credentialsProvider.getPni();
this.attachmentService = new AttachmentService(signalWebSocket);
this.messagingService = new MessagingService(signalWebSocket);
this.eventListener = eventListener;
this.executor = executor != null ? executor : Executors.newSingleThreadExecutor();
this.maxEnvelopeSize = maxEnvelopeSize;
this.localPniIdentity = store.pni().getIdentityKeyPair();
}
/**
* Send a read receipt for a received message.
*
* @param recipient The sender of the received message you're acknowledging.
* @param message The read receipt to deliver.
*/
public SendMessageResult sendReceipt(SignalServiceAddress recipient,
Optional unidentifiedAccess,
SignalServiceReceiptMessage message,
boolean includePniSignature)
throws IOException, UntrustedIdentityException
{
Content content = createReceiptContent(message);
if (includePniSignature) {
content = content.toBuilder()
.setPniSignatureMessage(createPniSignatureMessage())
.build();
}
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, Optional.empty());
return sendMessage(recipient, getTargetUnidentifiedAccess(unidentifiedAccess), message.getWhen(), envelopeContent, false, null, false, false);
}
/**
* Send a retry receipt for a bad-encrypted envelope.
*/
public SendMessageResult sendRetryReceipt(SignalServiceAddress recipient,
Optional unidentifiedAccess,
Optional groupId,
DecryptionErrorMessage errorMessage)
throws IOException, UntrustedIdentityException
{
PlaintextContent content = new PlaintextContent(errorMessage);
EnvelopeContent envelopeContent = EnvelopeContent.plaintext(content, groupId);
return sendMessage(recipient, getTargetUnidentifiedAccess(unidentifiedAccess), System.currentTimeMillis(), envelopeContent, false, null, false, false);
}
/**
* Sends a typing indicator using client-side fanout. Doesn't bother with return results, since these are best-effort.
*/
public List sendTyping(List recipients,
List> unidentifiedAccess,
SignalServiceTypingMessage message,
CancelationSignal cancelationSignal)
throws IOException
{
Content content = createTypingContent(message);
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, Optional.empty());
return sendMessage(recipients, getTargetUnidentifiedAccess(unidentifiedAccess), message.getTimestamp(), envelopeContent, true, null, cancelationSignal, false, false);
}
/**
* Send a typing indicator to a group using sender key. Doesn't bother with return results, since these are best-effort.
*/
public List sendGroupTyping(DistributionId distributionId,
List recipients,
List unidentifiedAccess,
SignalServiceTypingMessage message)
throws IOException, UntrustedIdentityException, InvalidKeyException, NoSessionException, InvalidRegistrationIdException
{
Content content = createTypingContent(message);
return sendGroupMessage(distributionId, recipients, unidentifiedAccess, message.getTimestamp(), content, ContentHint.IMPLICIT, message.getGroupId(), true, SenderKeyGroupEvents.EMPTY, false, false);
}
/**
* Only sends sync message for a story. Useful if you're sending to a group with no one else in it -- meaning you don't need to send a story, but you do need
* to send it to your linked devices.
*/
public void sendStorySyncMessage(SignalServiceStoryMessage message,
long timestamp,
boolean isRecipientUpdate,
Set manifest)
throws IOException, UntrustedIdentityException
{
if (manifest.isEmpty()) {
Log.w(TAG, "Refusing to send sync message for empty manifest.");
return;
}
SignalServiceSyncMessage syncMessage = createSelfSendSyncMessageForStory(message, timestamp, isRecipientUpdate, manifest);
sendSyncMessage(syncMessage, Optional.empty());
}
/**
* Send a story using sender key. Note: This is not just for group stories -- it's for any story. Just following the naming convention of making sender key
* method named "sendGroup*"
*/
public List sendGroupStory(DistributionId distributionId,
Optional groupId,
List recipients,
List unidentifiedAccess,
boolean isRecipientUpdate,
SignalServiceStoryMessage message,
long timestamp,
Set manifest)
throws IOException, UntrustedIdentityException, InvalidKeyException, NoSessionException, InvalidRegistrationIdException
{
Content content = createStoryContent(message);
List sendMessageResults = sendGroupMessage(distributionId, recipients, unidentifiedAccess, timestamp, content, ContentHint.IMPLICIT, groupId, false, SenderKeyGroupEvents.EMPTY, false, true);
if (aciStore.isMultiDevice()) {
sendStorySyncMessage(message, timestamp, isRecipientUpdate, manifest);
}
return sendMessageResults;
}
/**
* Send a call setup message to a single recipient.
*
* @param recipient The message's destination.
* @param message The call message.
* @throws IOException
*/
public void sendCallMessage(SignalServiceAddress recipient,
Optional unidentifiedAccess,
SignalServiceCallMessage message)
throws IOException, UntrustedIdentityException
{
Content content = createCallContent(message);
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.DEFAULT, Optional.empty());
sendMessage(recipient, getTargetUnidentifiedAccess(unidentifiedAccess), System.currentTimeMillis(), envelopeContent, false, null, message.isUrgent(), false);
}
public List sendCallMessage(List recipients,
List> unidentifiedAccess,
SignalServiceCallMessage message)
throws IOException
{
Content content = createCallContent(message);
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.DEFAULT, Optional.empty());
return sendMessage(recipients, getTargetUnidentifiedAccess(unidentifiedAccess), System.currentTimeMillis(), envelopeContent, false, null, null, message.isUrgent(), false);
}
public List sendCallMessage(DistributionId distributionId,
List recipients,
List unidentifiedAccess,
SignalServiceCallMessage message)
throws IOException, UntrustedIdentityException, InvalidKeyException, NoSessionException, InvalidRegistrationIdException
{
Content content = createCallContent(message);
return sendGroupMessage(distributionId, recipients, unidentifiedAccess, message.getTimestamp().get(), content, ContentHint.IMPLICIT, message.getGroupId(), false, SenderKeyGroupEvents.EMPTY, message.isUrgent(), false);
}
/**
* Send an http request on behalf of the calling infrastructure.
*
* @param requestId Request identifier
* @param url Fully qualified URL to request
* @param httpMethod Http method to use (e.g., "GET", "POST")
* @param headers Optional list of headers to send with request
* @param body Optional body to send with request
* @return
*/
public CallingResponse makeCallingRequest(long requestId, String url, String httpMethod, List> headers, byte[] body) {
return socket.makeCallingRequest(requestId, url, httpMethod, headers, body);
}
/**
* Send a message to a single recipient.
*
* @param recipient The message's destination.
* @param message The message.
* @throws UntrustedIdentityException
* @throws IOException
*/
public SendMessageResult sendDataMessage(SignalServiceAddress recipient,
Optional unidentifiedAccess,
ContentHint contentHint,
SignalServiceDataMessage message,
IndividualSendEvents sendEvents,
boolean urgent,
boolean includePniSignature)
throws UntrustedIdentityException, IOException
{
Log.d(TAG, "[" + message.getTimestamp() + "] Sending a data message.");
Content content = createMessageContent(message);
if (includePniSignature) {
Log.d(TAG, "[" + message.getTimestamp() + "] Including PNI signature.");
content = content.toBuilder()
.setPniSignatureMessage(createPniSignatureMessage())
.build();
}
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, contentHint, message.getGroupId());
sendEvents.onMessageEncrypted();
long timestamp = message.getTimestamp();
SendMessageResult result = sendMessage(recipient, getTargetUnidentifiedAccess(unidentifiedAccess), timestamp, envelopeContent, false, null, urgent, false);
sendEvents.onMessageSent();
if (result.getSuccess() != null && result.getSuccess().isNeedsSync() && !localAddress.matches(recipient)) {
Content syncMessage = createMultiDeviceSentTranscriptContent(content, Optional.of(recipient), timestamp, Collections.singletonList(result), false, Collections.emptySet());
EnvelopeContent syncMessageContent = EnvelopeContent.encrypted(syncMessage, ContentHint.IMPLICIT, Optional.empty());
sendMessage(localAddress, Optional.empty(), timestamp, syncMessageContent, false, null, false, false);
}
sendEvents.onSyncMessageSent();
return result;
}
/**
* Gives you a {@link SenderKeyDistributionMessage} that can then be sent out to recipients to tell them about your sender key.
* Will create a sender key session for the provided DistributionId if one doesn't exist.
*/
public SenderKeyDistributionMessage getOrCreateNewGroupSession(DistributionId distributionId) {
SignalProtocolAddress self = new SignalProtocolAddress(localAddress.getIdentifier(), localDeviceId);
return new SignalGroupSessionBuilder(sessionLock, new GroupSessionBuilder(aciStore)).create(self, distributionId.asUuid());
}
/**
* Sends the provided {@link SenderKeyDistributionMessage} to the specified recipients.
*/
public List sendSenderKeyDistributionMessage(DistributionId distributionId,
List recipients,
List> unidentifiedAccess,
SenderKeyDistributionMessage message,
Optional groupId,
boolean urgent,
boolean story)
throws IOException
{
ByteString distributionBytes = ByteString.copyFrom(message.serialize());
Content content = Content.newBuilder().setSenderKeyDistributionMessage(distributionBytes).build();
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, groupId);
long timestamp = System.currentTimeMillis();
Log.d(TAG, "[" + timestamp + "] Sending SKDM to " + recipients.size() + " recipients for DistributionId " + distributionId);
return sendMessage(recipients, getTargetUnidentifiedAccess(unidentifiedAccess), timestamp, envelopeContent, false, null, null, urgent, story);
}
/**
* Processes an inbound {@link SenderKeyDistributionMessage}.
*/
public void processSenderKeyDistributionMessage(SignalProtocolAddress sender, SenderKeyDistributionMessage senderKeyDistributionMessage) {
new SignalGroupSessionBuilder(sessionLock, new GroupSessionBuilder(aciStore)).process(sender, senderKeyDistributionMessage);
}
/**
* Resend a previously-sent message.
*/
public SendMessageResult resendContent(SignalServiceAddress address,
Optional unidentifiedAccess,
long timestamp,
Content content,
ContentHint contentHint,
Optional groupId,
boolean urgent)
throws UntrustedIdentityException, IOException
{
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, contentHint, groupId);
Optional access = unidentifiedAccess.isPresent() ? unidentifiedAccess.get().getTargetUnidentifiedAccess() : Optional.empty();
return sendMessage(address, access, timestamp, envelopeContent, false, null, urgent, false);
}
/**
* Sends a {@link SignalServiceDataMessage} to a group using sender keys.
*/
public List sendGroupDataMessage(DistributionId distributionId,
List recipients,
List unidentifiedAccess,
boolean isRecipientUpdate,
ContentHint contentHint,
SignalServiceDataMessage message,
SenderKeyGroupEvents sendEvents,
boolean urgent,
boolean isForStory)
throws IOException, UntrustedIdentityException, NoSessionException, InvalidKeyException, InvalidRegistrationIdException
{
Log.d(TAG, "[" + message.getTimestamp() + "] Sending a group data message to " + recipients.size() + " recipients using DistributionId " + distributionId);
Content content = createMessageContent(message);
Optional groupId = message.getGroupId();
List results = sendGroupMessage(distributionId, recipients, unidentifiedAccess, message.getTimestamp(), content, contentHint, groupId, false, sendEvents, urgent, isForStory);
sendEvents.onMessageSent();
if (aciStore.isMultiDevice() && !recipients.contains(localAddress)) {
Content syncMessage = createMultiDeviceSentTranscriptContent(content, Optional.empty(), message.getTimestamp(), results, isRecipientUpdate, Collections.emptySet());
EnvelopeContent syncMessageContent = EnvelopeContent.encrypted(syncMessage, ContentHint.IMPLICIT, Optional.empty());
sendMessage(localAddress, Optional.empty(), message.getTimestamp(), syncMessageContent, false, null, false, false);
}
sendEvents.onSyncMessageSent();
return results;
}
/**
* Sends a message to a group using client-side fanout.
*
* @param partialListener A listener that will be called when an individual send is completed. Will be invoked on an arbitrary background thread, *not*
* the calling thread.
*/
public List sendDataMessage(List recipients,
List> unidentifiedAccess,
boolean isRecipientUpdate,
ContentHint contentHint,
SignalServiceDataMessage message,
LegacyGroupEvents sendEvents,
PartialSendCompleteListener partialListener,
CancelationSignal cancelationSignal,
boolean urgent)
throws IOException, UntrustedIdentityException
{
Log.d(TAG, "[" + message.getTimestamp() + "] Sending a data message to " + recipients.size() + " recipients.");
Content content = createMessageContent(message);
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, contentHint, message.getGroupId());
long timestamp = message.getTimestamp();
List results = sendMessage(recipients, getTargetUnidentifiedAccess(unidentifiedAccess), timestamp, envelopeContent, false, partialListener, cancelationSignal, urgent, false);
boolean needsSyncInResults = false;
sendEvents.onMessageSent();
for (SendMessageResult result : results) {
if (result.getSuccess() != null && result.getSuccess().isNeedsSync()) {
needsSyncInResults = true;
break;
}
}
if ((needsSyncInResults || aciStore.isMultiDevice()) && !recipients.contains(localAddress)) {
Optional recipient = Optional.empty();
if (!message.getGroupContext().isPresent() && recipients.size() == 1) {
recipient = Optional.of(recipients.get(0));
}
Content syncMessage = createMultiDeviceSentTranscriptContent(content, recipient, timestamp, results, isRecipientUpdate, Collections.emptySet());
EnvelopeContent syncMessageContent = EnvelopeContent.encrypted(syncMessage, ContentHint.IMPLICIT, Optional.empty());
sendMessage(localAddress, Optional.empty(), timestamp, syncMessageContent, false, null, false, false);
}
sendEvents.onSyncMessageSent();
return results;
}
public SendMessageResult sendSyncMessage(SignalServiceDataMessage dataMessage)
throws IOException, UntrustedIdentityException
{
return sendSyncMessage(createSelfSendSyncMessage(dataMessage), Optional.empty());
}
public SendMessageResult sendSyncMessage(SignalServiceSyncMessage message, Optional unidentifiedAccess)
throws IOException, UntrustedIdentityException
{
Content content;
boolean urgent = false;
if (message.getContacts().isPresent()) {
content = createMultiDeviceContactsContent(message.getContacts().get().getContactsStream().asStream(), message.getContacts().get().isComplete());
} else if (message.getGroups().isPresent()) {
content = createMultiDeviceGroupsContent(message.getGroups().get().asStream());
} else if (message.getRead().isPresent()) {
content = createMultiDeviceReadContent(message.getRead().get());
urgent = true;
} else if (message.getViewed().isPresent()) {
content = createMultiDeviceViewedContent(message.getViewed().get());
} else if (message.getViewOnceOpen().isPresent()) {
content = createMultiDeviceViewOnceOpenContent(message.getViewOnceOpen().get());
} else if (message.getBlockedList().isPresent()) {
content = createMultiDeviceBlockedContent(message.getBlockedList().get());
} else if (message.getConfiguration().isPresent()) {
content = createMultiDeviceConfigurationContent(message.getConfiguration().get());
} else if (message.getSent().isPresent()) {
content = createMultiDeviceSentTranscriptContent(message.getSent().get(), unidentifiedAccess.isPresent());
} else if (message.getStickerPackOperations().isPresent()) {
content = createMultiDeviceStickerPackOperationContent(message.getStickerPackOperations().get());
} else if (message.getFetchType().isPresent()) {
content = createMultiDeviceFetchTypeContent(message.getFetchType().get());
} else if (message.getMessageRequestResponse().isPresent()) {
content = createMultiDeviceMessageRequestResponseContent(message.getMessageRequestResponse().get());
} else if (message.getOutgoingPaymentMessage().isPresent()) {
content = createMultiDeviceOutgoingPaymentContent(message.getOutgoingPaymentMessage().get());
} else if (message.getKeys().isPresent()) {
content = createMultiDeviceSyncKeysContent(message.getKeys().get());
} else if (message.getVerified().isPresent()) {
return sendVerifiedSyncMessage(message.getVerified().get());
} else if (message.getRequest().isPresent()) {
content = createRequestContent(message.getRequest().get().getRequest());
urgent = message.getRequest().get().isUrgent();
} else if (message.getPniIdentity().isPresent()) {
content = createPniIdentityContent(message.getPniIdentity().get());
} else {
throw new IOException("Unsupported sync message!");
}
long timestamp = message.getSent().isPresent() ? message.getSent().get().getTimestamp()
: System.currentTimeMillis();
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, Optional.empty());
return sendMessage(localAddress, Optional.empty(), timestamp, envelopeContent, false, null, urgent, false);
}
/**
* Create a device specific sync message that includes updated PNI details for that specific linked device. This message is
* sent to the server via the change number endpoint and not the normal sync message sending flow.
*
* @param deviceId - Device ID of linked device to build message for
* @param pniChangeNumber - Linked device specific updated PNI details
* @return Encrypted {@link OutgoingPushMessage} to be included in the change number request sent to the server
*/
public @Nonnull OutgoingPushMessage getEncryptedSyncPniChangeNumberMessage(int deviceId, @Nonnull SyncMessage.PniChangeNumber pniChangeNumber)
throws UntrustedIdentityException, IOException, InvalidKeyException
{
SyncMessage.Builder syncMessage = createSyncMessageBuilder().setPniChangeNumber(pniChangeNumber);
Content.Builder content = Content.newBuilder().setSyncMessage(syncMessage);
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content.build(), ContentHint.IMPLICIT, Optional.empty());
return getEncryptedMessage(localAddress, Optional.empty(), deviceId, envelopeContent, false);
}
public void cancelInFlightRequests() {
socket.cancelInFlightRequests();
}
public SignalServiceAttachmentPointer uploadAttachment(SignalServiceAttachmentStream attachment) throws IOException {
byte[] attachmentKey = attachment.getResumableUploadSpec().map(ResumableUploadSpec::getSecretKey).orElseGet(() -> Util.getSecretBytes(64));
byte[] attachmentIV = attachment.getResumableUploadSpec().map(ResumableUploadSpec::getIV).orElseGet(() -> Util.getSecretBytes(16));
long paddedLength = PaddingInputStream.getPaddedSize(attachment.getLength());
InputStream dataStream = new PaddingInputStream(attachment.getInputStream(), attachment.getLength());
long ciphertextLength = AttachmentCipherOutputStream.getCiphertextLength(paddedLength);
PushAttachmentData attachmentData = new PushAttachmentData(attachment.getContentType(),
dataStream,
ciphertextLength,
new AttachmentCipherOutputStreamFactory(attachmentKey, attachmentIV),
attachment.getListener(),
attachment.getCancelationSignal(),
attachment.getResumableUploadSpec().orElse(null));
if (attachment.getResumableUploadSpec().isPresent()) {
return uploadAttachmentV3(attachment, attachmentKey, attachmentData);
} else {
return uploadAttachmentV2(attachment, attachmentKey, attachmentData);
}
}
private SignalServiceAttachmentPointer uploadAttachmentV2(SignalServiceAttachmentStream attachment, byte[] attachmentKey, PushAttachmentData attachmentData)
throws NonSuccessfulResponseCodeException, PushNetworkException, MalformedResponseException
{
AttachmentV2UploadAttributes v2UploadAttributes = null;
Log.d(TAG, "Using pipe to retrieve attachment upload attributes...");
try {
v2UploadAttributes = new AttachmentService.AttachmentAttributesResponseProcessor<>(attachmentService.getAttachmentV2UploadAttributes().blockingGet()).getResultOrThrow();
} catch (WebSocketUnavailableException e) {
Log.w(TAG, "[uploadAttachmentV2] Pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
} catch (IOException e) {
Log.w(TAG, "Failed to retrieve attachment upload attributes using pipe. Falling back...");
}
if (v2UploadAttributes == null) {
Log.d(TAG, "Not using pipe to retrieve attachment upload attributes...");
v2UploadAttributes = socket.getAttachmentV2UploadAttributes();
}
Pair attachmentIdAndDigest = socket.uploadAttachment(attachmentData, v2UploadAttributes);
return new SignalServiceAttachmentPointer(0,
new SignalServiceAttachmentRemoteId(attachmentIdAndDigest.first()),
attachment.getContentType(),
attachmentKey,
Optional.of(Util.toIntExact(attachment.getLength())),
attachment.getPreview(),
attachment.getWidth(), attachment.getHeight(),
Optional.of(attachmentIdAndDigest.second()),
attachment.getFileName(),
attachment.getVoiceNote(),
attachment.isBorderless(),
attachment.isGif(),
attachment.getCaption(),
attachment.getBlurHash(),
attachment.getUploadTimestamp());
}
public ResumableUploadSpec getResumableUploadSpec() throws IOException {
long start = System.currentTimeMillis();
AttachmentV3UploadAttributes v3UploadAttributes = null;
Log.d(TAG, "Using pipe to retrieve attachment upload attributes...");
try {
v3UploadAttributes = new AttachmentService.AttachmentAttributesResponseProcessor<>(attachmentService.getAttachmentV3UploadAttributes().blockingGet()).getResultOrThrow();
} catch (WebSocketUnavailableException e) {
Log.w(TAG, "[getResumableUploadSpec] Pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
} catch (IOException e) {
Log.w(TAG, "Failed to retrieve attachment upload attributes using pipe. Falling back...");
}
long webSocket = System.currentTimeMillis() - start;
if (v3UploadAttributes == null) {
Log.d(TAG, "Not using pipe to retrieve attachment upload attributes...");
v3UploadAttributes = socket.getAttachmentV3UploadAttributes();
}
long rest = System.currentTimeMillis() - start;
ResumableUploadSpec spec = socket.getResumableUploadSpec(v3UploadAttributes);
long end = System.currentTimeMillis() - start;
Log.d(TAG, "[getResumableUploadSpec] webSocket: " + webSocket + " rest: " + rest + " end: " + end);
return spec;
}
private SignalServiceAttachmentPointer uploadAttachmentV3(SignalServiceAttachmentStream attachment, byte[] attachmentKey, PushAttachmentData attachmentData) throws IOException {
byte[] digest = socket.uploadAttachment(attachmentData);
return new SignalServiceAttachmentPointer(attachmentData.getResumableUploadSpec().getCdnNumber(),
new SignalServiceAttachmentRemoteId(attachmentData.getResumableUploadSpec().getCdnKey()),
attachment.getContentType(),
attachmentKey,
Optional.of(Util.toIntExact(attachment.getLength())),
attachment.getPreview(),
attachment.getWidth(),
attachment.getHeight(),
Optional.of(digest),
attachment.getFileName(),
attachment.getVoiceNote(),
attachment.isBorderless(),
attachment.isGif(),
attachment.getCaption(),
attachment.getBlurHash(),
attachment.getUploadTimestamp());
}
/**
* Upload the sticker pack specified in the manifest.
* Stickers are in webp format.
* Maximum size for a sticker is 100KiB.
*
* @param manifest Specifies the name, stickers and cover for the sticker pack.
* @param packKey Needs to be an array of 64 random bytes
* @return the packId of the successfully uploaded sticker pack
*/
public String uploadStickerManifest(SignalServiceStickerManifestUpload manifest, byte[] packKey)
throws IOException
{
if (manifest.getStickers().isEmpty()) {
throw new AssertionError("Must have stickers!");
}
if (packKey.length != 32) {
throw new AssertionError("Size of packKey must be 32!");
}
int stickerCount = manifest.getStickers().size() + (manifest.getCover().isPresent() ? 1 : 0);
StickerUploadAttributesResponse stickerUploadAttributes = socket.getStickerUploadAttributes(stickerCount);
byte[] content = createStickerManifestContent(manifest.toManifest());
byte[] expandedKey = HKDF.deriveSecrets(packKey, "Sticker Pack".getBytes(), 64);
socket.uploadStickerContent(new ByteArrayInputStream(content), content.length, expandedKey, stickerUploadAttributes.getManifest());
Map stickerUploadAttributesById = new HashMap<>();
for (StickerUploadAttributes attr : stickerUploadAttributes.getStickers()) {
stickerUploadAttributesById.put(attr.getId(), attr);
}
List stickerUploads = new ArrayList<>(manifest.getStickers());
if (manifest.getCover().isPresent()) {
final SignalServiceStickerManifestUpload.StickerInfo cover = manifest.getCover().get();
stickerUploads.add(cover);
}
uploadStickers(stickerUploads, packKey, stickerUploadAttributesById);
return stickerUploadAttributes.getPackId();
}
private void uploadStickers(List stickers, byte[] packKey, Map stickerUploadAttributes)
throws NonSuccessfulResponseCodeException, PushNetworkException
{
if (stickers.size() != stickerUploadAttributes.size()) {
throw new AssertionError("Size of sickers and upload attributes must be the same.");
}
int i = 0;
for (SignalServiceStickerManifestUpload.StickerInfo sticker : stickers) {
StickerUploadAttributes uploadAttributes = stickerUploadAttributes.get(i);
if (uploadAttributes == null) {
throw new AssertionError("Upload attributes missing for sticker id: " + i);
}
uploadSticker(sticker.getInputStream(), sticker.getLength(), packKey, uploadAttributes);
i++;
}
}
private void uploadSticker(InputStream data, long length, byte[] packKey, StickerUploadAttributes stickerUploadAttributes)
throws NonSuccessfulResponseCodeException, PushNetworkException
{
byte[] expandedKey = HKDF.deriveSecrets(packKey, "Sticker Pack".getBytes(), 64);
socket.uploadStickerContent(data, length, expandedKey, stickerUploadAttributes);
}
private SendMessageResult sendVerifiedSyncMessage(VerifiedMessage message)
throws IOException, UntrustedIdentityException
{
byte[] nullMessageBody = DataMessage.newBuilder()
.setBody(Base64.encodeBytes(Util.getRandomLengthBytes(140)))
.build()
.toByteArray();
NullMessage nullMessage = NullMessage.newBuilder()
.setPadding(ByteString.copyFrom(nullMessageBody))
.build();
Content content = Content.newBuilder()
.setNullMessage(nullMessage)
.build();
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, Optional.empty());
SendMessageResult result = sendMessage(message.getDestination(), Optional.empty(), message.getTimestamp(), envelopeContent, false, null, false, false);
if (result.getSuccess().isNeedsSync()) {
Content syncMessage = createMultiDeviceVerifiedContent(message, nullMessage.toByteArray());
EnvelopeContent syncMessageContent = EnvelopeContent.encrypted(syncMessage, ContentHint.IMPLICIT, Optional.empty());
sendMessage(localAddress, Optional.empty(), message.getTimestamp(), syncMessageContent, false, null, false, false);
}
return result;
}
public SendMessageResult sendNullMessage(SignalServiceAddress address, Optional unidentifiedAccess)
throws UntrustedIdentityException, IOException
{
byte[] nullMessageBody = DataMessage.newBuilder()
.setBody(Base64.encodeBytes(Util.getRandomLengthBytes(140)))
.build()
.toByteArray();
NullMessage nullMessage = NullMessage.newBuilder()
.setPadding(ByteString.copyFrom(nullMessageBody))
.build();
Content content = Content.newBuilder()
.setNullMessage(nullMessage)
.build();
EnvelopeContent envelopeContent = EnvelopeContent.encrypted(content, ContentHint.IMPLICIT, Optional.empty());
return sendMessage(address, getTargetUnidentifiedAccess(unidentifiedAccess), System.currentTimeMillis(), envelopeContent, false, null, false, false);
}
private SignalServiceProtos.PniSignatureMessage createPniSignatureMessage() {
byte[] signature = localPniIdentity.signAlternateIdentity(aciStore.getIdentityKeyPair().getPublicKey());
return SignalServiceProtos.PniSignatureMessage.newBuilder()
.setPni(UuidUtil.toByteString(localPni.uuid()))
.setSignature(ByteString.copyFrom(signature))
.build();
}
private Content createTypingContent(SignalServiceTypingMessage message) {
Content.Builder container = Content.newBuilder();
TypingMessage.Builder builder = TypingMessage.newBuilder();
builder.setTimestamp(message.getTimestamp());
if (message.isTypingStarted()) builder.setAction(TypingMessage.Action.STARTED);
else if (message.isTypingStopped()) builder.setAction(TypingMessage.Action.STOPPED);
else throw new IllegalArgumentException("Unknown typing indicator");
if (message.getGroupId().isPresent()) {
builder.setGroupId(ByteString.copyFrom(message.getGroupId().get()));
}
return container.setTypingMessage(builder).build();
}
private Content createStoryContent(SignalServiceStoryMessage message) throws IOException {
Content.Builder container = Content.newBuilder();
StoryMessage.Builder builder = StoryMessage.newBuilder();
if (message.getProfileKey().isPresent()) {
builder.setProfileKey(ByteString.copyFrom(message.getProfileKey().get()));
}
if (message.getGroupContext().isPresent()) {
builder.setGroup(createGroupContent(message.getGroupContext().get()));
}
if (message.getFileAttachment().isPresent()) {
if (message.getFileAttachment().get().isStream()) {
builder.setFileAttachment(createAttachmentPointer(message.getFileAttachment().get().asStream()));
} else {
builder.setFileAttachment(createAttachmentPointer(message.getFileAttachment().get().asPointer()));
}
}
if (message.getTextAttachment().isPresent()) {
builder.setTextAttachment(createTextAttachment(message.getTextAttachment().get()));
}
builder.setAllowsReplies(message.getAllowsReplies().orElse(true));
return container.setStoryMessage(builder).build();
}
private Content createReceiptContent(SignalServiceReceiptMessage message) {
Content.Builder container = Content.newBuilder();
ReceiptMessage.Builder builder = ReceiptMessage.newBuilder();
for (long timestamp : message.getTimestamps()) {
builder.addTimestamp(timestamp);
}
if (message.isDeliveryReceipt()) builder.setType(ReceiptMessage.Type.DELIVERY);
else if (message.isReadReceipt()) builder.setType(ReceiptMessage.Type.READ);
else if (message.isViewedReceipt()) builder.setType(ReceiptMessage.Type.VIEWED);
return container.setReceiptMessage(builder).build();
}
private Content createMessageContent(SentTranscriptMessage transcriptMessage) throws IOException {
if (transcriptMessage.getStoryMessage().isPresent()) {
return createStoryContent(transcriptMessage.getStoryMessage().get());
} else if (transcriptMessage.getDataMessage().isPresent()) {
return createMessageContent(transcriptMessage.getDataMessage().get());
} else {
return null;
}
}
private Content createMessageContent(SignalServiceDataMessage message) throws IOException {
Content.Builder container = Content.newBuilder();
DataMessage.Builder builder = DataMessage.newBuilder();
List pointers = createAttachmentPointers(message.getAttachments());
if (!pointers.isEmpty()) {
builder.addAllAttachments(pointers);
for (AttachmentPointer pointer : pointers) {
if (pointer.getAttachmentIdentifierCase() == AttachmentPointer.AttachmentIdentifierCase.CDNKEY || pointer.getCdnNumber() != 0) {
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.CDN_SELECTOR_ATTACHMENTS_VALUE, builder.getRequiredProtocolVersion()));
break;
}
}
}
if (message.getBody().isPresent()) {
builder.setBody(message.getBody().get());
}
if (message.getGroupContext().isPresent()) {
SignalServiceGroupContext groupContext = message.getGroupContext().get();
if (groupContext.getGroupV1().isPresent()) {
builder.setGroup(createGroupContent(groupContext.getGroupV1().get()));
}
if (groupContext.getGroupV2().isPresent()) {
builder.setGroupV2(createGroupContent(groupContext.getGroupV2().get()));
}
}
if (message.isEndSession()) {
builder.setFlags(DataMessage.Flags.END_SESSION_VALUE);
}
if (message.isExpirationUpdate()) {
builder.setFlags(DataMessage.Flags.EXPIRATION_TIMER_UPDATE_VALUE);
}
if (message.isProfileKeyUpdate()) {
builder.setFlags(DataMessage.Flags.PROFILE_KEY_UPDATE_VALUE);
}
if (message.getExpiresInSeconds() > 0) {
builder.setExpireTimer(message.getExpiresInSeconds());
}
if (message.getProfileKey().isPresent()) {
builder.setProfileKey(ByteString.copyFrom(message.getProfileKey().get()));
}
if (message.getQuote().isPresent()) {
DataMessage.Quote.Builder quoteBuilder = DataMessage.Quote.newBuilder()
.setId(message.getQuote().get().getId())
.setText(message.getQuote().get().getText())
.setAuthorUuid(message.getQuote().get().getAuthor().toString())
.setType(message.getQuote().get().getType().getProtoType());
if (!message.getQuote().get().getMentions().isEmpty()) {
for (SignalServiceDataMessage.Mention mention : message.getQuote().get().getMentions()) {
quoteBuilder.addBodyRanges(DataMessage.BodyRange.newBuilder()
.setStart(mention.getStart())
.setLength(mention.getLength())
.setMentionUuid(mention.getServiceId().toString()));
}
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.MENTIONS_VALUE, builder.getRequiredProtocolVersion()));
}
for (SignalServiceDataMessage.Quote.QuotedAttachment attachment : message.getQuote().get().getAttachments()) {
DataMessage.Quote.QuotedAttachment.Builder quotedAttachment = DataMessage.Quote.QuotedAttachment.newBuilder();
quotedAttachment.setContentType(attachment.getContentType());
if (attachment.getFileName() != null) {
quotedAttachment.setFileName(attachment.getFileName());
}
if (attachment.getThumbnail() != null) {
quotedAttachment.setThumbnail(createAttachmentPointer(attachment.getThumbnail().asStream()));
}
quoteBuilder.addAttachments(quotedAttachment);
}
builder.setQuote(quoteBuilder);
}
if (message.getSharedContacts().isPresent()) {
builder.addAllContact(createSharedContactContent(message.getSharedContacts().get()));
}
if (message.getPreviews().isPresent()) {
for (SignalServicePreview preview : message.getPreviews().get()) {
builder.addPreview(createPreview(preview));
}
}
if (message.getMentions().isPresent()) {
for (SignalServiceDataMessage.Mention mention : message.getMentions().get()) {
builder.addBodyRanges(DataMessage.BodyRange.newBuilder()
.setStart(mention.getStart())
.setLength(mention.getLength())
.setMentionUuid(mention.getServiceId().toString()));
}
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.MENTIONS_VALUE, builder.getRequiredProtocolVersion()));
}
if (message.getSticker().isPresent()) {
DataMessage.Sticker.Builder stickerBuilder = DataMessage.Sticker.newBuilder();
stickerBuilder.setPackId(ByteString.copyFrom(message.getSticker().get().getPackId()));
stickerBuilder.setPackKey(ByteString.copyFrom(message.getSticker().get().getPackKey()));
stickerBuilder.setStickerId(message.getSticker().get().getStickerId());
if (message.getSticker().get().getEmoji() != null) {
stickerBuilder.setEmoji(message.getSticker().get().getEmoji());
}
if (message.getSticker().get().getAttachment().isStream()) {
stickerBuilder.setData(createAttachmentPointer(message.getSticker().get().getAttachment().asStream()));
} else {
stickerBuilder.setData(createAttachmentPointer(message.getSticker().get().getAttachment().asPointer()));
}
builder.setSticker(stickerBuilder.build());
}
if (message.isViewOnce()) {
builder.setIsViewOnce(message.isViewOnce());
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.VIEW_ONCE_VIDEO_VALUE, builder.getRequiredProtocolVersion()));
}
if (message.getReaction().isPresent()) {
DataMessage.Reaction.Builder reactionBuilder = DataMessage.Reaction.newBuilder()
.setEmoji(message.getReaction().get().getEmoji())
.setRemove(message.getReaction().get().isRemove())
.setTargetSentTimestamp(message.getReaction().get().getTargetSentTimestamp())
.setTargetAuthorUuid(message.getReaction().get().getTargetAuthor().toString());
builder.setReaction(reactionBuilder.build());
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.REACTIONS_VALUE, builder.getRequiredProtocolVersion()));
}
if (message.getRemoteDelete().isPresent()) {
DataMessage.Delete delete = DataMessage.Delete.newBuilder()
.setTargetSentTimestamp(message.getRemoteDelete().get().getTargetSentTimestamp())
.build();
builder.setDelete(delete);
}
if (message.getGroupCallUpdate().isPresent()) {
builder.setGroupCallUpdate(DataMessage.GroupCallUpdate.newBuilder().setEraId(message.getGroupCallUpdate().get().getEraId()));
}
if (message.getPayment().isPresent()) {
SignalServiceDataMessage.Payment payment = message.getPayment().get();
if (payment.getPaymentNotification().isPresent()) {
SignalServiceDataMessage.PaymentNotification paymentNotification = payment.getPaymentNotification().get();
DataMessage.Payment.Notification.MobileCoin.Builder mobileCoinPayment = DataMessage.Payment.Notification.MobileCoin.newBuilder().setReceipt(ByteString.copyFrom(paymentNotification.getReceipt()));
DataMessage.Payment.Notification.Builder paymentBuilder = DataMessage.Payment.Notification.newBuilder()
.setNote(paymentNotification.getNote())
.setMobileCoin(mobileCoinPayment);
builder.setPayment(DataMessage.Payment.newBuilder().setNotification(paymentBuilder));
} else if (payment.getPaymentActivation().isPresent()) {
DataMessage.Payment.Activation.Builder activationBuilder = DataMessage.Payment.Activation.newBuilder().setType(payment.getPaymentActivation().get().getType());
builder.setPayment(DataMessage.Payment.newBuilder().setActivation(activationBuilder));
}
builder.setRequiredProtocolVersion(Math.max(DataMessage.ProtocolVersion.PAYMENTS_VALUE, builder.getRequiredProtocolVersion()));
}
if (message.getStoryContext().isPresent()) {
SignalServiceDataMessage.StoryContext storyContext = message.getStoryContext().get();
builder.setStoryContext(DataMessage.StoryContext.newBuilder()
.setAuthorUuid(storyContext.getAuthorServiceId().toString())
.setSentTimestamp(storyContext.getSentTimestamp()));
}
if (message.getGiftBadge().isPresent()) {
SignalServiceDataMessage.GiftBadge giftBadge = message.getGiftBadge().get();
builder.setGiftBadge(DataMessage.GiftBadge.newBuilder()
.setReceiptCredentialPresentation(ByteString.copyFrom(giftBadge.getReceiptCredentialPresentation().serialize())));
}
builder.setTimestamp(message.getTimestamp());
return enforceMaxContentSize(container.setDataMessage(builder).build());
}
private Preview createPreview(SignalServicePreview preview) throws IOException {
Preview.Builder previewBuilder = Preview.newBuilder()
.setTitle(preview.getTitle())
.setDescription(preview.getDescription())
.setDate(preview.getDate())
.setUrl(preview.getUrl());
if (preview.getImage().isPresent()) {
if (preview.getImage().get().isStream()) {
previewBuilder.setImage(createAttachmentPointer(preview.getImage().get().asStream()));
} else {
previewBuilder.setImage(createAttachmentPointer(preview.getImage().get().asPointer()));
}
}
return previewBuilder.build();
}
private Content createCallContent(SignalServiceCallMessage callMessage) {
Content.Builder container = Content.newBuilder();
CallMessage.Builder builder = CallMessage.newBuilder();
if (callMessage.getOfferMessage().isPresent()) {
OfferMessage offer = callMessage.getOfferMessage().get();
CallMessage.Offer.Builder offerBuilder = CallMessage.Offer.newBuilder()
.setId(offer.getId())
.setType(offer.getType().getProtoType());
if (offer.getOpaque() != null) {
offerBuilder.setOpaque(ByteString.copyFrom(offer.getOpaque()));
}
if (offer.getSdp() != null) {
offerBuilder.setSdp(offer.getSdp());
}
builder.setOffer(offerBuilder);
} else if (callMessage.getAnswerMessage().isPresent()) {
AnswerMessage answer = callMessage.getAnswerMessage().get();
CallMessage.Answer.Builder answerBuilder = CallMessage.Answer.newBuilder()
.setId(answer.getId());
if (answer.getOpaque() != null) {
answerBuilder.setOpaque(ByteString.copyFrom(answer.getOpaque()));
}
if (answer.getSdp() != null) {
answerBuilder.setSdp(answer.getSdp());
}
builder.setAnswer(answerBuilder);
} else if (callMessage.getIceUpdateMessages().isPresent()) {
List updates = callMessage.getIceUpdateMessages().get();
for (IceUpdateMessage update : updates) {
CallMessage.IceUpdate.Builder iceBuilder = CallMessage.IceUpdate.newBuilder()
.setId(update.getId())
.setMid("audio")
.setLine(0);
if (update.getOpaque() != null) {
iceBuilder.setOpaque(ByteString.copyFrom(update.getOpaque()));
}
if (update.getSdp() != null) {
iceBuilder.setSdp(update.getSdp());
}
builder.addIceUpdate(iceBuilder);
}
} else if (callMessage.getHangupMessage().isPresent()) {
CallMessage.Hangup.Type protoType = callMessage.getHangupMessage().get().getType().getProtoType();
CallMessage.Hangup.Builder builderForHangup = CallMessage.Hangup.newBuilder()
.setType(protoType)
.setId(callMessage.getHangupMessage().get().getId());
if (protoType != CallMessage.Hangup.Type.HANGUP_NORMAL) {
builderForHangup.setDeviceId(callMessage.getHangupMessage().get().getDeviceId());
}
if (callMessage.getHangupMessage().get().isLegacy()) {
builder.setLegacyHangup(builderForHangup);
} else {
builder.setHangup(builderForHangup);
}
} else if (callMessage.getBusyMessage().isPresent()) {
builder.setBusy(CallMessage.Busy.newBuilder().setId(callMessage.getBusyMessage().get().getId()));
} else if (callMessage.getOpaqueMessage().isPresent()) {
OpaqueMessage opaqueMessage = callMessage.getOpaqueMessage().get();
ByteString data = ByteString.copyFrom(opaqueMessage.getOpaque());
CallMessage.Opaque.Urgency urgency = opaqueMessage.getUrgency().toProto();
builder.setOpaque(CallMessage.Opaque.newBuilder().setData(data).setUrgency(urgency));
}
builder.setMultiRing(callMessage.isMultiRing());
if (callMessage.getDestinationDeviceId().isPresent()) {
builder.setDestinationDeviceId(callMessage.getDestinationDeviceId().get());
}
container.setCallMessage(builder);
return container.build();
}
private Content createMultiDeviceContactsContent(SignalServiceAttachmentStream contacts, boolean complete) throws IOException {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = createSyncMessageBuilder();
builder.setContacts(SyncMessage.Contacts.newBuilder()
.setBlob(createAttachmentPointer(contacts))
.setComplete(complete));
return container.setSyncMessage(builder).build();
}
private Content createMultiDeviceGroupsContent(SignalServiceAttachmentStream groups) throws IOException {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = createSyncMessageBuilder();
builder.setGroups(SyncMessage.Groups.newBuilder()
.setBlob(createAttachmentPointer(groups)));
return container.setSyncMessage(builder).build();
}
private Content createMultiDeviceSentTranscriptContent(SentTranscriptMessage transcript, boolean unidentifiedAccess) throws IOException {
SignalServiceAddress address = transcript.getDestination().get();
Content content = createMessageContent(transcript);
SendMessageResult result = SendMessageResult.success(address, Collections.emptyList(), unidentifiedAccess, true, -1, Optional.ofNullable(content));
return createMultiDeviceSentTranscriptContent(content,
Optional.of(address),
transcript.getTimestamp(),
Collections.singletonList(result),
transcript.isRecipientUpdate(),
transcript.getStoryMessageRecipients());
}
private Content createMultiDeviceSentTranscriptContent(Content content, Optional recipient,
long timestamp, List sendMessageResults,
boolean isRecipientUpdate,
Set storyMessageRecipients)
{
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.Sent.Builder sentMessage = SyncMessage.Sent.newBuilder();
DataMessage dataMessage = content != null && content.hasDataMessage() ? content.getDataMessage() : null;
StoryMessage storyMessage = content != null && content.hasStoryMessage() ? content.getStoryMessage() : null;
sentMessage.setTimestamp(timestamp);
for (SendMessageResult result : sendMessageResults) {
if (result.getSuccess() != null) {
sentMessage.addUnidentifiedStatus(SyncMessage.Sent.UnidentifiedDeliveryStatus.newBuilder()
.setDestinationUuid(result.getAddress().getServiceId().toString())
.setUnidentified(result.getSuccess().isUnidentified())
.build());
}
}
if (recipient.isPresent()) {
sentMessage.setDestinationUuid(recipient.get().getServiceId().toString());
if (recipient.get().getNumber().isPresent()) {
sentMessage.setDestinationE164(recipient.get().getNumber().get());
}
}
if (dataMessage != null) {
sentMessage.setMessage(dataMessage);
if (dataMessage.getExpireTimer() > 0) {
sentMessage.setExpirationStartTimestamp(System.currentTimeMillis());
}
if (dataMessage.getIsViewOnce()) {
dataMessage = dataMessage.toBuilder().clearAttachments().build();
sentMessage.setMessage(dataMessage);
}
}
if (storyMessage != null) {
sentMessage.setStoryMessage(storyMessage);
}
sentMessage.addAllStoryMessageRecipients(storyMessageRecipients.stream()
.map(this::createStoryMessageRecipient)
.collect(Collectors.toSet()));
sentMessage.setIsRecipientUpdate(isRecipientUpdate);
return container.setSyncMessage(syncMessage.setSent(sentMessage)).build();
}
private SyncMessage.Sent.StoryMessageRecipient createStoryMessageRecipient(SignalServiceStoryMessageRecipient storyMessageRecipient) {
return SyncMessage.Sent.StoryMessageRecipient.newBuilder()
.addAllDistributionListIds(storyMessageRecipient.getDistributionListIds())
.setDestinationUuid(storyMessageRecipient.getSignalServiceAddress().getIdentifier())
.setIsAllowedToReply(storyMessageRecipient.isAllowedToReply())
.build();
}
private Content createMultiDeviceReadContent(List readMessages) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = createSyncMessageBuilder();
for (ReadMessage readMessage : readMessages) {
builder.addRead(SyncMessage.Read.newBuilder()
.setTimestamp(readMessage.getTimestamp())
.setSenderUuid(readMessage.getSender().toString()));
}
return container.setSyncMessage(builder).build();
}
private Content createMultiDeviceViewedContent(List readMessages) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = createSyncMessageBuilder();
for (ViewedMessage readMessage : readMessages) {
builder.addViewed(SyncMessage.Viewed.newBuilder()
.setTimestamp(readMessage.getTimestamp())
.setSenderUuid(readMessage.getSender().toString()));
}
return container.setSyncMessage(builder).build();
}
private Content createMultiDeviceViewOnceOpenContent(ViewOnceOpenMessage readMessage) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = createSyncMessageBuilder();
builder.setViewOnceOpen(SyncMessage.ViewOnceOpen.newBuilder()
.setTimestamp(readMessage.getTimestamp())
.setSenderUuid(readMessage.getSender().toString()));
return container.setSyncMessage(builder).build();
}
private Content createMultiDeviceBlockedContent(BlockedListMessage blocked) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.Blocked.Builder blockedMessage = SyncMessage.Blocked.newBuilder();
for (SignalServiceAddress address : blocked.getAddresses()) {
blockedMessage.addUuids(address.getServiceId().toString());
if (address.getNumber().isPresent()) {
blockedMessage.addNumbers(address.getNumber().get());
}
}
for (byte[] groupId : blocked.getGroupIds()) {
blockedMessage.addGroupIds(ByteString.copyFrom(groupId));
}
return container.setSyncMessage(syncMessage.setBlocked(blockedMessage)).build();
}
private Content createMultiDeviceConfigurationContent(ConfigurationMessage configuration) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.Configuration.Builder configurationMessage = SyncMessage.Configuration.newBuilder();
if (configuration.getReadReceipts().isPresent()) {
configurationMessage.setReadReceipts(configuration.getReadReceipts().get());
}
if (configuration.getUnidentifiedDeliveryIndicators().isPresent()) {
configurationMessage.setUnidentifiedDeliveryIndicators(configuration.getUnidentifiedDeliveryIndicators().get());
}
if (configuration.getTypingIndicators().isPresent()) {
configurationMessage.setTypingIndicators(configuration.getTypingIndicators().get());
}
if (configuration.getLinkPreviews().isPresent()) {
configurationMessage.setLinkPreviews(configuration.getLinkPreviews().get());
}
configurationMessage.setProvisioningVersion(ProvisioningProtos.ProvisioningVersion.CURRENT_VALUE);
return container.setSyncMessage(syncMessage.setConfiguration(configurationMessage)).build();
}
private Content createMultiDeviceStickerPackOperationContent(List stickerPackOperations) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
for (StickerPackOperationMessage stickerPackOperation : stickerPackOperations) {
SyncMessage.StickerPackOperation.Builder builder = SyncMessage.StickerPackOperation.newBuilder();
if (stickerPackOperation.getPackId().isPresent()) {
builder.setPackId(ByteString.copyFrom(stickerPackOperation.getPackId().get()));
}
if (stickerPackOperation.getPackKey().isPresent()) {
builder.setPackKey(ByteString.copyFrom(stickerPackOperation.getPackKey().get()));
}
if (stickerPackOperation.getType().isPresent()) {
switch (stickerPackOperation.getType().get()) {
case INSTALL: builder.setType(SyncMessage.StickerPackOperation.Type.INSTALL); break;
case REMOVE: builder.setType(SyncMessage.StickerPackOperation.Type.REMOVE); break;
}
}
syncMessage.addStickerPackOperation(builder);
}
return container.setSyncMessage(syncMessage).build();
}
private Content createMultiDeviceFetchTypeContent(SignalServiceSyncMessage.FetchType fetchType) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.FetchLatest.Builder fetchMessage = SyncMessage.FetchLatest.newBuilder();
switch (fetchType) {
case LOCAL_PROFILE:
fetchMessage.setType(SyncMessage.FetchLatest.Type.LOCAL_PROFILE);
break;
case STORAGE_MANIFEST:
fetchMessage.setType(SyncMessage.FetchLatest.Type.STORAGE_MANIFEST);
break;
case SUBSCRIPTION_STATUS:
fetchMessage.setType(SyncMessage.FetchLatest.Type.SUBSCRIPTION_STATUS);
break;
default:
Log.w(TAG, "Unknown fetch type!");
break;
}
return container.setSyncMessage(syncMessage.setFetchLatest(fetchMessage)).build();
}
private Content createMultiDeviceMessageRequestResponseContent(MessageRequestResponseMessage message) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.MessageRequestResponse.Builder responseMessage = SyncMessage.MessageRequestResponse.newBuilder();
if (message.getGroupId().isPresent()) {
responseMessage.setGroupId(ByteString.copyFrom(message.getGroupId().get()));
}
if (message.getPerson().isPresent()) {
responseMessage.setThreadUuid(message.getPerson().get().toString());
}
switch (message.getType()) {
case ACCEPT:
responseMessage.setType(SyncMessage.MessageRequestResponse.Type.ACCEPT);
break;
case DELETE:
responseMessage.setType(SyncMessage.MessageRequestResponse.Type.DELETE);
break;
case BLOCK:
responseMessage.setType(SyncMessage.MessageRequestResponse.Type.BLOCK);
break;
case BLOCK_AND_DELETE:
responseMessage.setType(SyncMessage.MessageRequestResponse.Type.BLOCK_AND_DELETE);
break;
default:
Log.w(TAG, "Unknown type!");
responseMessage.setType(SyncMessage.MessageRequestResponse.Type.UNKNOWN);
break;
}
syncMessage.setMessageRequestResponse(responseMessage);
return container.setSyncMessage(syncMessage).build();
}
private Content createMultiDeviceOutgoingPaymentContent(OutgoingPaymentMessage message) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.OutgoingPayment.Builder paymentMessage = SyncMessage.OutgoingPayment.newBuilder();
if (message.getRecipient().isPresent()) {
paymentMessage.setRecipientUuid(message.getRecipient().get().toString());
}
if (message.getNote().isPresent()) {
paymentMessage.setNote(message.getNote().get());
}
try {
SyncMessage.OutgoingPayment.MobileCoin.Builder mobileCoinBuilder = SyncMessage.OutgoingPayment.MobileCoin.newBuilder();
if (message.getAddress().isPresent()) {
mobileCoinBuilder.setRecipientAddress(ByteString.copyFrom(message.getAddress().get()));
}
mobileCoinBuilder.setAmountPicoMob(Uint64Util.bigIntegerToUInt64(message.getAmount().toPicoMobBigInteger()))
.setFeePicoMob(Uint64Util.bigIntegerToUInt64(message.getFee().toPicoMobBigInteger()))
.setReceipt(message.getReceipt())
.setLedgerBlockTimestamp(message.getBlockTimestamp())
.setLedgerBlockIndex(message.getBlockIndex())
.addAllOutputPublicKeys(message.getPublicKeys())
.addAllSpentKeyImages(message.getKeyImages());
paymentMessage.setMobileCoin(mobileCoinBuilder);
} catch (Uint64RangeException e) {
throw new AssertionError(e);
}
syncMessage.setOutgoingPayment(paymentMessage);
return container.setSyncMessage(syncMessage).build();
}
private Content createMultiDeviceSyncKeysContent(KeysMessage keysMessage) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
SyncMessage.Keys.Builder builder = SyncMessage.Keys.newBuilder();
if (keysMessage.getStorageService().isPresent()) {
builder.setStorageService(ByteString.copyFrom(keysMessage.getStorageService().get().serialize()));
} else {
Log.w(TAG, "Invalid keys message!");
}
return container.setSyncMessage(syncMessage.setKeys(builder)).build();
}
private Content createMultiDeviceVerifiedContent(VerifiedMessage verifiedMessage, byte[] nullMessage) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder syncMessage = createSyncMessageBuilder();
Verified.Builder verifiedMessageBuilder = Verified.newBuilder();
verifiedMessageBuilder.setNullMessage(ByteString.copyFrom(nullMessage));
verifiedMessageBuilder.setIdentityKey(ByteString.copyFrom(verifiedMessage.getIdentityKey().serialize()));
verifiedMessageBuilder.setDestinationUuid(verifiedMessage.getDestination().getServiceId().toString());
switch(verifiedMessage.getVerified()) {
case DEFAULT: verifiedMessageBuilder.setState(Verified.State.DEFAULT); break;
case VERIFIED: verifiedMessageBuilder.setState(Verified.State.VERIFIED); break;
case UNVERIFIED: verifiedMessageBuilder.setState(Verified.State.UNVERIFIED); break;
default: throw new AssertionError("Unknown: " + verifiedMessage.getVerified());
}
syncMessage.setVerified(verifiedMessageBuilder);
return container.setSyncMessage(syncMessage).build();
}
private Content createRequestContent(SyncMessage.Request request) throws IOException {
if (localDeviceId == SignalServiceAddress.DEFAULT_DEVICE_ID) {
throw new IOException("Sync requests should only be sent from a linked device");
}
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = SyncMessage.newBuilder().setRequest(request);
return container.setSyncMessage(builder).build();
}
private Content createPniIdentityContent(SyncMessage.PniIdentity proto) {
Content.Builder container = Content.newBuilder();
SyncMessage.Builder builder = SyncMessage.newBuilder().setPniIdentity(proto);
return container.setSyncMessage(builder).build();
}
private SyncMessage.Builder createSyncMessageBuilder() {
SecureRandom random = new SecureRandom();
byte[] padding = Util.getRandomLengthBytes(512);
random.nextBytes(padding);
SyncMessage.Builder builder = SyncMessage.newBuilder();
builder.setPadding(ByteString.copyFrom(padding));
return builder;
}
private GroupContext createGroupContent(SignalServiceGroup group) throws IOException {
GroupContext.Builder builder = GroupContext.newBuilder();
builder.setId(ByteString.copyFrom(group.getGroupId()));
if (group.getType() != SignalServiceGroup.Type.DELIVER) {
if (group.getType() == SignalServiceGroup.Type.UPDATE) builder.setType(GroupContext.Type.UPDATE);
else if (group.getType() == SignalServiceGroup.Type.QUIT) builder.setType(GroupContext.Type.QUIT);
else if (group.getType() == SignalServiceGroup.Type.REQUEST_INFO) builder.setType(GroupContext.Type.REQUEST_INFO);
else throw new AssertionError("Unknown type: " + group.getType());
if (group.getName().isPresent()) {
builder.setName(group.getName().get());
}
if (group.getMembers().isPresent()) {
for (SignalServiceAddress address : group.getMembers().get()) {
if (address.getNumber().isPresent()) {
builder.addMembersE164(address.getNumber().get());
GroupContext.Member.Builder memberBuilder = GroupContext.Member.newBuilder();
memberBuilder.setE164(address.getNumber().get());
builder.addMembers(memberBuilder.build());
}
}
}
if (group.getAvatar().isPresent()) {
if (group.getAvatar().get().isStream()) {
builder.setAvatar(createAttachmentPointer(group.getAvatar().get().asStream()));
} else {
builder.setAvatar(createAttachmentPointer(group.getAvatar().get().asPointer()));
}
}
} else {
builder.setType(GroupContext.Type.DELIVER);
}
return builder.build();
}
private static GroupContextV2 createGroupContent(SignalServiceGroupV2 group) {
GroupContextV2.Builder builder = GroupContextV2.newBuilder()
.setMasterKey(ByteString.copyFrom(group.getMasterKey().serialize()))
.setRevision(group.getRevision());
byte[] signedGroupChange = group.getSignedGroupChange();
if (signedGroupChange != null && signedGroupChange.length <= 2048) {
builder.setGroupChange(ByteString.copyFrom(signedGroupChange));
}
return builder.build();
}
private List createSharedContactContent(List contacts) throws IOException {
List results = new LinkedList<>();
for (SharedContact contact : contacts) {
DataMessage.Contact.Name.Builder nameBuilder = DataMessage.Contact.Name.newBuilder();
if (contact.getName().getFamily().isPresent()) nameBuilder.setFamilyName(contact.getName().getFamily().get());
if (contact.getName().getGiven().isPresent()) nameBuilder.setGivenName(contact.getName().getGiven().get());
if (contact.getName().getMiddle().isPresent()) nameBuilder.setMiddleName(contact.getName().getMiddle().get());
if (contact.getName().getPrefix().isPresent()) nameBuilder.setPrefix(contact.getName().getPrefix().get());
if (contact.getName().getSuffix().isPresent()) nameBuilder.setSuffix(contact.getName().getSuffix().get());
if (contact.getName().getDisplay().isPresent()) nameBuilder.setDisplayName(contact.getName().getDisplay().get());
DataMessage.Contact.Builder contactBuilder = DataMessage.Contact.newBuilder()
.setName(nameBuilder);
if (contact.getAddress().isPresent()) {
for (SharedContact.PostalAddress address : contact.getAddress().get()) {
DataMessage.Contact.PostalAddress.Builder addressBuilder = DataMessage.Contact.PostalAddress.newBuilder();
switch (address.getType()) {
case HOME: addressBuilder.setType(DataMessage.Contact.PostalAddress.Type.HOME); break;
case WORK: addressBuilder.setType(DataMessage.Contact.PostalAddress.Type.WORK); break;
case CUSTOM: addressBuilder.setType(DataMessage.Contact.PostalAddress.Type.CUSTOM); break;
default: throw new AssertionError("Unknown type: " + address.getType());
}
if (address.getCity().isPresent()) addressBuilder.setCity(address.getCity().get());
if (address.getCountry().isPresent()) addressBuilder.setCountry(address.getCountry().get());
if (address.getLabel().isPresent()) addressBuilder.setLabel(address.getLabel().get());
if (address.getNeighborhood().isPresent()) addressBuilder.setNeighborhood(address.getNeighborhood().get());
if (address.getPobox().isPresent()) addressBuilder.setPobox(address.getPobox().get());
if (address.getPostcode().isPresent()) addressBuilder.setPostcode(address.getPostcode().get());
if (address.getRegion().isPresent()) addressBuilder.setRegion(address.getRegion().get());
if (address.getStreet().isPresent()) addressBuilder.setStreet(address.getStreet().get());
contactBuilder.addAddress(addressBuilder);
}
}
if (contact.getEmail().isPresent()) {
for (SharedContact.Email email : contact.getEmail().get()) {
DataMessage.Contact.Email.Builder emailBuilder = DataMessage.Contact.Email.newBuilder()
.setValue(email.getValue());
switch (email.getType()) {
case HOME: emailBuilder.setType(DataMessage.Contact.Email.Type.HOME); break;
case WORK: emailBuilder.setType(DataMessage.Contact.Email.Type.WORK); break;
case MOBILE: emailBuilder.setType(DataMessage.Contact.Email.Type.MOBILE); break;
case CUSTOM: emailBuilder.setType(DataMessage.Contact.Email.Type.CUSTOM); break;
default: throw new AssertionError("Unknown type: " + email.getType());
}
if (email.getLabel().isPresent()) emailBuilder.setLabel(email.getLabel().get());
contactBuilder.addEmail(emailBuilder);
}
}
if (contact.getPhone().isPresent()) {
for (SharedContact.Phone phone : contact.getPhone().get()) {
DataMessage.Contact.Phone.Builder phoneBuilder = DataMessage.Contact.Phone.newBuilder()
.setValue(phone.getValue());
switch (phone.getType()) {
case HOME: phoneBuilder.setType(DataMessage.Contact.Phone.Type.HOME); break;
case WORK: phoneBuilder.setType(DataMessage.Contact.Phone.Type.WORK); break;
case MOBILE: phoneBuilder.setType(DataMessage.Contact.Phone.Type.MOBILE); break;
case CUSTOM: phoneBuilder.setType(DataMessage.Contact.Phone.Type.CUSTOM); break;
default: throw new AssertionError("Unknown type: " + phone.getType());
}
if (phone.getLabel().isPresent()) phoneBuilder.setLabel(phone.getLabel().get());
contactBuilder.addNumber(phoneBuilder);
}
}
if (contact.getAvatar().isPresent()) {
AttachmentPointer pointer = contact.getAvatar().get().getAttachment().isStream() ? createAttachmentPointer(contact.getAvatar().get().getAttachment().asStream())
: createAttachmentPointer(contact.getAvatar().get().getAttachment().asPointer());
contactBuilder.setAvatar(DataMessage.Contact.Avatar.newBuilder()
.setAvatar(pointer)
.setIsProfile(contact.getAvatar().get().isProfile()));
}
if (contact.getOrganization().isPresent()) {
contactBuilder.setOrganization(contact.getOrganization().get());
}
results.add(contactBuilder.build());
}
return results;
}
private byte[] createStickerManifestContent(SignalServiceStickerManifest manifest) {
List stickers = new ArrayList<>();
for (SignalServiceStickerManifest.StickerInfo sticker : manifest.getStickers()) {
stickers.add(StickerProtos.Pack.Sticker.newBuilder()
.setId(sticker.getId())
.setEmoji(sticker.getEmoji())
.build());
}
StickerProtos.Pack.Builder builder = StickerProtos.Pack.newBuilder().addAllStickers(stickers);
if (manifest.getTitle().isPresent()) {
builder.setTitle(manifest.getTitle().get());
}
if (manifest.getAuthor().isPresent()) {
builder.setAuthor(manifest.getAuthor().get());
}
if (manifest.getCover().isPresent()) {
builder.setCover(StickerProtos.Pack.Sticker.newBuilder()
.setId(manifest.getCover().get().getId())
.setEmoji(manifest.getCover().get().getEmoji())
.build());
}
return builder.build().toByteArray();
}
private SignalServiceSyncMessage createSelfSendSyncMessageForStory(SignalServiceStoryMessage message,
long sentTimestamp,
boolean isRecipientUpdate,
Set manifest)
{
SentTranscriptMessage transcript = new SentTranscriptMessage(Optional.of(localAddress),
sentTimestamp,
Optional.empty(),
0,
Collections.singletonMap(localAddress.getServiceId(), false),
isRecipientUpdate,
Optional.of(message),
manifest);
return SignalServiceSyncMessage.forSentTranscript(transcript);
}
private SignalServiceSyncMessage createSelfSendSyncMessage(SignalServiceDataMessage message) {
SentTranscriptMessage transcript = new SentTranscriptMessage(Optional.of(localAddress),
message.getTimestamp(),
Optional.of(message),
message.getExpiresInSeconds(),
Collections.singletonMap(localAddress.getServiceId(), false),
false,
Optional.empty(),
Collections.emptySet());
return SignalServiceSyncMessage.forSentTranscript(transcript);
}
private List sendMessage(List recipients,
List> unidentifiedAccess,
long timestamp,
EnvelopeContent content,
boolean online,
PartialSendCompleteListener partialListener,
CancelationSignal cancelationSignal,
boolean urgent,
boolean story)
throws IOException
{
Log.d(TAG, "[" + timestamp + "] Sending to " + recipients.size() + " recipients.");
enforceMaxContentSize(content);
long startTime = System.currentTimeMillis();
List> futureResults = new LinkedList<>();
Iterator recipientIterator = recipients.iterator();
Iterator> unidentifiedAccessIterator = unidentifiedAccess.iterator();
while (recipientIterator.hasNext()) {
SignalServiceAddress recipient = recipientIterator.next();
Optional access = unidentifiedAccessIterator.next();
futureResults.add(executor.submit(() -> {
SendMessageResult result = sendMessage(recipient, access, timestamp, content, online, cancelationSignal, urgent, story);
if (partialListener != null) {
partialListener.onPartialSendComplete(result);
}
return result;
}));
}
List results = new ArrayList<>(futureResults.size());
recipientIterator = recipients.iterator();
for (Future futureResult : futureResults) {
SignalServiceAddress recipient = recipientIterator.next();
try {
results.add(futureResult.get());
} catch (ExecutionException e) {
if (e.getCause() instanceof UntrustedIdentityException) {
Log.w(TAG, e);
results.add(SendMessageResult.identityFailure(recipient, ((UntrustedIdentityException) e.getCause()).getIdentityKey()));
} else if (e.getCause() instanceof UnregisteredUserException) {
Log.w(TAG, "[" + timestamp + "] Found unregistered user.");
results.add(SendMessageResult.unregisteredFailure(recipient));
} else if (e.getCause() instanceof PushNetworkException) {
Log.w(TAG, e);
results.add(SendMessageResult.networkFailure(recipient));
} else if (e.getCause() instanceof ServerRejectedException) {
Log.w(TAG, e);
throw ((ServerRejectedException) e.getCause());
} else if (e.getCause() instanceof ProofRequiredException) {
Log.w(TAG, e);
results.add(SendMessageResult.proofRequiredFailure(recipient, (ProofRequiredException) e.getCause()));
} else if (e.getCause() instanceof RateLimitException) {
Log.w(TAG, e);
results.add(SendMessageResult.rateLimitFailure(recipient, (RateLimitException) e.getCause()));
} else {
throw new IOException(e);
}
} catch (InterruptedException e) {
throw new IOException(e);
}
}
double sendsForAverage = 0;
for (SendMessageResult result : results) {
if (result.getSuccess() != null && result.getSuccess().getDuration() != -1) {
sendsForAverage++;
}
}
double average = 0;
if (sendsForAverage > 0) {
for (SendMessageResult result : results) {
if (result.getSuccess() != null && result.getSuccess().getDuration() != -1) {
average += result.getSuccess().getDuration() / sendsForAverage;
}
}
}
Log.d(TAG, "[" + timestamp + "] Completed send to " + recipients.size() + " recipients in " + (System.currentTimeMillis() - startTime) + " ms, with an average time of " + Math.round(average) + " ms per send.");
return results;
}
private SendMessageResult sendMessage(SignalServiceAddress recipient,
Optional unidentifiedAccess,
long timestamp,
EnvelopeContent content,
boolean online,
CancelationSignal cancelationSignal,
boolean urgent,
boolean story)
throws UntrustedIdentityException, IOException
{
enforceMaxContentSize(content);
long startTime = System.currentTimeMillis();
for (int i = 0; i < RETRY_COUNT; i++) {
if (cancelationSignal != null && cancelationSignal.isCanceled()) {
throw new CancelationException();
}
try {
OutgoingPushMessageList messages = getEncryptedMessages(recipient, unidentifiedAccess, timestamp, content, online, urgent, story);
if (content.getContent().isPresent() && content.getContent().get().getSyncMessage() != null && content.getContent().get().getSyncMessage().hasSent()) {
Log.d(TAG, "[sendMessage][" + timestamp + "] Sending a sent sync message to devices: " + messages.getDevices());
} else if (content.getContent().isPresent() && content.getContent().get().hasSenderKeyDistributionMessage()) {
Log.d(TAG, "[sendMessage][" + timestamp + "] Sending a SKDM to " + messages.getDestination() + " for devices: " + messages.getDevices() + (content.getContent().get().getDataMessage() != null ? " (it's piggy-backing on a DataMessage)" : ""));
}
if (cancelationSignal != null && cancelationSignal.isCanceled()) {
throw new CancelationException();
}
if (!unidentifiedAccess.isPresent()) {
try {
SendMessageResponse response = new MessagingService.SendResponseProcessor<>(messagingService.send(messages, Optional.empty(), story).blockingGet()).getResultOrThrow();
return SendMessageResult.success(recipient, messages.getDevices(), response.sentUnidentified(), response.getNeedsSync() || aciStore.isMultiDevice(), System.currentTimeMillis() - startTime, content.getContent());
} catch (InvalidUnidentifiedAccessHeaderException | UnregisteredUserException | MismatchedDevicesException | StaleDevicesException e) {
// Non-technical failures shouldn't be retried with socket
throw e;
} catch (WebSocketUnavailableException e) {
Log.i(TAG, "[sendMessage][" + timestamp + "] Pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
} catch (IOException e) {
Log.w(TAG, e);
Log.w(TAG, "[sendMessage][" + timestamp + "] Pipe failed, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
}
} else if (unidentifiedAccess.isPresent()) {
try {
SendMessageResponse response = new MessagingService.SendResponseProcessor<>(messagingService.send(messages, unidentifiedAccess, story).blockingGet()).getResultOrThrow();
return SendMessageResult.success(recipient, messages.getDevices(), response.sentUnidentified(), response.getNeedsSync() || aciStore.isMultiDevice(), System.currentTimeMillis() - startTime, content.getContent());
} catch (InvalidUnidentifiedAccessHeaderException | UnregisteredUserException | MismatchedDevicesException | StaleDevicesException e) {
// Non-technical failures shouldn't be retried with socket
throw e;
} catch (WebSocketUnavailableException e) {
Log.i(TAG, "[sendMessage][" + timestamp + "] Unidentified pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
} catch (IOException e) {
Throwable cause = e;
if (e.getCause() != null) {
cause = e.getCause();
}
Log.w(TAG, "[sendMessage][" + timestamp + "] Unidentified pipe failed, falling back... (" + cause.getClass().getSimpleName() + ": " + cause.getMessage() + ")");
}
}
if (cancelationSignal != null && cancelationSignal.isCanceled()) {
throw new CancelationException();
}
SendMessageResponse response = socket.sendMessage(messages, unidentifiedAccess, story);
return SendMessageResult.success(recipient, messages.getDevices(), response.sentUnidentified(), response.getNeedsSync() || aciStore.isMultiDevice(), System.currentTimeMillis() - startTime, content.getContent());
} catch (InvalidKeyException ike) {
Log.w(TAG, ike);
unidentifiedAccess = Optional.empty();
} catch (AuthorizationFailedException afe) {
if (unidentifiedAccess.isPresent()) {
Log.w(TAG, "Got an AuthorizationFailedException when trying to send using sealed sender. Falling back.");
unidentifiedAccess = Optional.empty();
} else {
Log.w(TAG, "Got an AuthorizationFailedException without using sealed sender!", afe);
throw afe;
}
} catch (MismatchedDevicesException mde) {
Log.w(TAG, "[sendMessage][" + timestamp + "] Handling mismatched devices. (" + mde.getMessage() + ")");
handleMismatchedDevices(socket, recipient, mde.getMismatchedDevices());
} catch (StaleDevicesException ste) {
Log.w(TAG, "[sendMessage][" + timestamp + "] Handling stale devices. (" + ste.getMessage() + ")");
handleStaleDevices(recipient, ste.getStaleDevices());
}
}
throw new IOException("Failed to resolve conflicts after " + RETRY_COUNT + " attempts!");
}
/**
* Will send a message using sender keys to all of the specified recipients. It is assumed that
* all of the recipients have UUIDs.
*
* This method will handle sending out SenderKeyDistributionMessages as necessary.
*/
private List sendGroupMessage(DistributionId distributionId,
List recipients,
List unidentifiedAccess,
long timestamp,
Content content,
ContentHint contentHint,
Optional groupId,
boolean online,
SenderKeyGroupEvents sendEvents,
boolean urgent,
boolean story)
throws IOException, UntrustedIdentityException, NoSessionException, InvalidKeyException, InvalidRegistrationIdException
{
if (recipients.isEmpty()) {
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Empty recipient list!");
return Collections.emptyList();
}
Preconditions.checkArgument(recipients.size() == unidentifiedAccess.size(), "[" + timestamp + "] Unidentified access mismatch!");
Map accessBySid = new HashMap<>();
Iterator addressIterator = recipients.iterator();
Iterator accessIterator = unidentifiedAccess.iterator();
while (addressIterator.hasNext()) {
accessBySid.put(addressIterator.next().getServiceId(), accessIterator.next());
}
for (int i = 0; i < RETRY_COUNT; i++) {
GroupTargetInfo targetInfo = buildGroupTargetInfo(recipients);
Set sharedWith = aciStore.getSenderKeySharedWith(distributionId);
List needsSenderKey = targetInfo.destinations.stream()
.filter(a -> !sharedWith.contains(a))
.map(a -> ServiceId.parseOrThrow(a.getName()))
.distinct()
.map(SignalServiceAddress::new)
.collect(Collectors.toList());
if (needsSenderKey.size() > 0) {
Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Need to send the distribution message to " + needsSenderKey.size() + " addresses.");
SenderKeyDistributionMessage message = getOrCreateNewGroupSession(distributionId);
List> access = needsSenderKey.stream()
.map(r -> {
UnidentifiedAccess targetAccess = accessBySid.get(r.getServiceId());
return Optional.of(new UnidentifiedAccessPair(targetAccess, targetAccess));
})
.collect(Collectors.toList());
List results = sendSenderKeyDistributionMessage(distributionId,
needsSenderKey,
access,
message,
groupId,
urgent,
story && !groupId.isPresent()); // We don't want to flag SKDM's as stories for group stories, since we reuse distributionIds for normal group messages
List successes = results.stream()
.filter(SendMessageResult::isSuccess)
.map(SendMessageResult::getAddress)
.collect(Collectors.toList());
Set successSids = successes.stream().map(a -> a.getServiceId().toString()).collect(Collectors.toSet());
Set successAddresses = targetInfo.destinations.stream().filter(a -> successSids.contains(a.getName())).collect(Collectors.toSet());
aciStore.markSenderKeySharedWith(distributionId, successAddresses);
Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Successfully sent sender keys to " + successes.size() + "/" + needsSenderKey.size() + " recipients.");
int failureCount = results.size() - successes.size();
if (failureCount > 0) {
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Failed to send sender keys to " + failureCount + " recipients. Sending back failed results now.");
List trueFailures = results.stream()
.filter(r -> !r.isSuccess())
.collect(Collectors.toList());
Set failedAddresses = trueFailures.stream()
.map(result -> result.getAddress().getServiceId())
.collect(Collectors.toSet());
List fakeNetworkFailures = recipients.stream()
.filter(r -> !failedAddresses.contains(r.getServiceId()))
.map(SendMessageResult::networkFailure)
.collect(Collectors.toList());
List modifiedResults = new LinkedList<>();
modifiedResults.addAll(trueFailures);
modifiedResults.addAll(fakeNetworkFailures);
return modifiedResults;
} else {
targetInfo = buildGroupTargetInfo(recipients);
}
}
sendEvents.onSenderKeyShared();
SignalServiceCipher cipher = new SignalServiceCipher(localAddress, localDeviceId, aciStore, sessionLock, null);
SenderCertificate senderCertificate = unidentifiedAccess.get(0).getUnidentifiedCertificate();
byte[] ciphertext;
try {
ciphertext = cipher.encryptForGroup(distributionId, targetInfo.destinations, senderCertificate, content.toByteArray(), contentHint, groupId);
} catch (org.signal.libsignal.protocol.UntrustedIdentityException e) {
throw new UntrustedIdentityException("Untrusted during group encrypt", e.getName(), e.getUntrustedIdentity());
}
sendEvents.onMessageEncrypted();
byte[] joinedUnidentifiedAccess = new byte[16];
for (UnidentifiedAccess access : unidentifiedAccess) {
joinedUnidentifiedAccess = ByteArrayUtil.xor(joinedUnidentifiedAccess, access.getUnidentifiedAccessKey());
}
try {
try {
SendGroupMessageResponse response = new MessagingService.SendResponseProcessor<>(messagingService.sendToGroup(ciphertext, joinedUnidentifiedAccess, timestamp, online, urgent, story).blockingGet()).getResultOrThrow();
return transformGroupResponseToMessageResults(targetInfo.devices, response, content);
} catch (InvalidUnidentifiedAccessHeaderException | NotFoundException | GroupMismatchedDevicesException | GroupStaleDevicesException e) {
// Non-technical failures shouldn't be retried with socket
throw e;
} catch (WebSocketUnavailableException e) {
Log.i(TAG, "[sendGroupMessage][" + timestamp + "] Pipe unavailable, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
} catch (IOException e) {
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Pipe failed, falling back... (" + e.getClass().getSimpleName() + ": " + e.getMessage() + ")");
}
SendGroupMessageResponse response = socket.sendGroupMessage(ciphertext, joinedUnidentifiedAccess, timestamp, online, urgent, story);
return transformGroupResponseToMessageResults(targetInfo.devices, response, content);
} catch (GroupMismatchedDevicesException e) {
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Handling mismatched devices. (" + e.getMessage() + ")");
for (GroupMismatchedDevices mismatched : e.getMismatchedDevices()) {
SignalServiceAddress address = new SignalServiceAddress(ServiceId.parseOrThrow(mismatched.getUuid()), Optional.empty());
handleMismatchedDevices(socket, address, mismatched.getDevices());
}
} catch (GroupStaleDevicesException e) {
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Handling stale devices. (" + e.getMessage() + ")");
for (GroupStaleDevices stale : e.getStaleDevices()) {
SignalServiceAddress address = new SignalServiceAddress(ServiceId.parseOrThrow(stale.getUuid()), Optional.empty());
handleStaleDevices(address, stale.getDevices());
}
}
Log.w(TAG, "[sendGroupMessage][" + timestamp + "] Attempt failed (i = " + i + ")");
}
throw new IOException("Failed to resolve conflicts after " + RETRY_COUNT + " attempts!");
}
private GroupTargetInfo buildGroupTargetInfo(List recipients) {
List addressNames = recipients.stream().map(SignalServiceAddress::getIdentifier).collect(Collectors.toList());
Set destinations = aciStore.getAllAddressesWithActiveSessions(addressNames);
Map> devicesByAddressName = new HashMap<>();
destinations.addAll(recipients.stream()
.map(a -> new SignalProtocolAddress(a.getIdentifier(), SignalServiceAddress.DEFAULT_DEVICE_ID))
.collect(Collectors.toList()));
for (SignalProtocolAddress destination : destinations) {
List devices = devicesByAddressName.containsKey(destination.getName()) ? devicesByAddressName.get(destination.getName()) : new LinkedList<>();
devices.add(destination.getDeviceId());
devicesByAddressName.put(destination.getName(), devices);
}
Map> recipientDevices = new HashMap<>();
for (SignalServiceAddress recipient : recipients) {
if (devicesByAddressName.containsKey(recipient.getIdentifier())) {
recipientDevices.put(recipient, devicesByAddressName.get(recipient.getIdentifier()));
}
}
return new GroupTargetInfo(new ArrayList<>(destinations), recipientDevices);
}
private static final class GroupTargetInfo {
private final List destinations;
private final Map> devices;
private GroupTargetInfo(List destinations, Map> devices) {
this.destinations = destinations;
this.devices = devices;
}
}
private List transformGroupResponseToMessageResults(Map> recipients, SendGroupMessageResponse response, Content content) {
Set unregistered = response.getUnsentTargets();
List failures = unregistered.stream()
.map(SignalServiceAddress::new)
.map(SendMessageResult::unregisteredFailure)
.collect(Collectors.toList());
List success = recipients.keySet()
.stream()
.filter(r -> !unregistered.contains(r.getServiceId()))
.map(a -> SendMessageResult.success(a, recipients.get(a), true, aciStore.isMultiDevice(), -1, Optional.of(content)))
.collect(Collectors.toList());
List results = new ArrayList<>(success.size() + failures.size());
results.addAll(success);
results.addAll(failures);
return results;
}
private List createAttachmentPointers(Optional> attachments) throws IOException {
List pointers = new LinkedList<>();
if (!attachments.isPresent() || attachments.get().isEmpty()) {
return pointers;
}
for (SignalServiceAttachment attachment : attachments.get()) {
if (attachment.isStream()) {
Log.i(TAG, "Found attachment, creating pointer...");
pointers.add(createAttachmentPointer(attachment.asStream()));
} else if (attachment.isPointer()) {
Log.i(TAG, "Including existing attachment pointer...");
pointers.add(createAttachmentPointer(attachment.asPointer()));
}
}
return pointers;
}
private AttachmentPointer createAttachmentPointer(SignalServiceAttachmentPointer attachment) {
return AttachmentPointerUtil.createAttachmentPointer(attachment);
}
private AttachmentPointer createAttachmentPointer(SignalServiceAttachmentStream attachment)
throws IOException
{
return createAttachmentPointer(uploadAttachment(attachment));
}
private TextAttachment createTextAttachment(SignalServiceTextAttachment attachment) throws IOException {
TextAttachment.Builder builder = TextAttachment.newBuilder();
if (attachment.getStyle().isPresent()) {
switch (attachment.getStyle().get()) {
case DEFAULT:
builder.setTextStyle(TextAttachment.Style.DEFAULT);
break;
case REGULAR:
builder.setTextStyle(TextAttachment.Style.REGULAR);
break;
case BOLD:
builder.setTextStyle(TextAttachment.Style.BOLD);
break;
case SERIF:
builder.setTextStyle(TextAttachment.Style.SERIF);
break;
case SCRIPT:
builder.setTextStyle(TextAttachment.Style.SCRIPT);
break;
case CONDENSED:
builder.setTextStyle(TextAttachment.Style.CONDENSED);
break;
default:
throw new AssertionError("Unknown type: " + attachment.getStyle().get());
}
}
TextAttachment.Gradient.Builder gradientBuilder = TextAttachment.Gradient.newBuilder();
if (attachment.getBackgroundGradient().isPresent()) {
SignalServiceTextAttachment.Gradient gradient = attachment.getBackgroundGradient().get();
if (gradient.getAngle().isPresent()) gradientBuilder.setAngle(gradient.getAngle().get());
if (!gradient.getColors().isEmpty()) {
gradientBuilder.setStartColor(gradient.getColors().get(0));
gradientBuilder.setEndColor(gradient.getColors().get(gradient.getColors().size() - 1));
}
gradientBuilder.addAllColors(gradient.getColors());
gradientBuilder.addAllPositions(gradient.getPositions());
builder.setGradient(gradientBuilder.build());
}
if (attachment.getText().isPresent()) builder.setText(attachment.getText().get());
if (attachment.getTextForegroundColor().isPresent()) builder.setTextForegroundColor(attachment.getTextForegroundColor().get());
if (attachment.getTextBackgroundColor().isPresent()) builder.setTextBackgroundColor(attachment.getTextBackgroundColor().get());
if (attachment.getPreview().isPresent()) builder.setPreview(createPreview(attachment.getPreview().get()));
if (attachment.getBackgroundColor().isPresent()) builder.setColor(attachment.getBackgroundColor().get());
return builder.build();
}
private OutgoingPushMessageList getEncryptedMessages(SignalServiceAddress recipient,
Optional unidentifiedAccess,
long timestamp,
EnvelopeContent plaintext,
boolean online,
boolean urgent,
boolean story)
throws IOException, InvalidKeyException, UntrustedIdentityException
{
List messages = new LinkedList<>();
List subDevices = aciStore.getSubDeviceSessions(recipient.getIdentifier());
List deviceIds = new ArrayList<>(subDevices.size() + 1);
deviceIds.add(SignalServiceAddress.DEFAULT_DEVICE_ID);
deviceIds.addAll(subDevices);
if (!unidentifiedAccess.isPresent() && recipient.matches(localAddress)) {
deviceIds.remove(Integer.valueOf(localDeviceId));
}
for (int deviceId : deviceIds) {
if (deviceId == SignalServiceAddress.DEFAULT_DEVICE_ID || aciStore.containsSession(new SignalProtocolAddress(recipient.getIdentifier(), deviceId))) {
messages.add(getEncryptedMessage(recipient, unidentifiedAccess, deviceId, plaintext, story));
}
}
return new OutgoingPushMessageList(recipient.getIdentifier(), timestamp, messages, online, urgent);
}
private OutgoingPushMessage getEncryptedMessage(SignalServiceAddress recipient,
Optional unidentifiedAccess,
int deviceId,
EnvelopeContent plaintext,
boolean story)
throws IOException, InvalidKeyException, UntrustedIdentityException
{
SignalProtocolAddress signalProtocolAddress = new SignalProtocolAddress(recipient.getIdentifier(), deviceId);
SignalServiceCipher cipher = new SignalServiceCipher(localAddress, localDeviceId, aciStore, sessionLock, null);
if (!aciStore.containsSession(signalProtocolAddress)) {
try {
List preKeys = getPreKeys(recipient, unidentifiedAccess, deviceId, story);
for (PreKeyBundle preKey : preKeys) {
try {
SignalProtocolAddress preKeyAddress = new SignalProtocolAddress(recipient.getIdentifier(), preKey.getDeviceId());
SignalSessionBuilder sessionBuilder = new SignalSessionBuilder(sessionLock, new SessionBuilder(aciStore, preKeyAddress));
sessionBuilder.process(preKey);
} catch (org.signal.libsignal.protocol.UntrustedIdentityException e) {
throw new UntrustedIdentityException("Untrusted identity key!", recipient.getIdentifier(), preKey.getIdentityKey());
}
}
if (eventListener.isPresent()) {
eventListener.get().onSecurityEvent(recipient);
}
} catch (InvalidKeyException e) {
throw new IOException(e);
}
}
try {
return cipher.encrypt(signalProtocolAddress, unidentifiedAccess, plaintext);
} catch (org.signal.libsignal.protocol.UntrustedIdentityException e) {
throw new UntrustedIdentityException("Untrusted on send", recipient.getIdentifier(), e.getUntrustedIdentity());
}
}
private List getPreKeys(SignalServiceAddress recipient, Optional unidentifiedAccess, int deviceId, boolean story) throws IOException {
try {
return socket.getPreKeys(recipient, unidentifiedAccess, deviceId);
} catch (NonSuccessfulResponseCodeException e) {
if (e.getCode() == 401 && story) {
return socket.getPreKeys(recipient, Optional.empty(), deviceId);
} else {
throw e;
}
}
}
private void handleMismatchedDevices(PushServiceSocket socket, SignalServiceAddress recipient,
MismatchedDevices mismatchedDevices)
throws IOException, UntrustedIdentityException
{
try {
Log.w(TAG, "[handleMismatchedDevices] Address: " + recipient.getIdentifier() + ", ExtraDevices: " + mismatchedDevices.getExtraDevices() + ", MissingDevices: " + mismatchedDevices.getMissingDevices());
archiveSessions(recipient, mismatchedDevices.getExtraDevices());
for (int missingDeviceId : mismatchedDevices.getMissingDevices()) {
PreKeyBundle preKey = socket.getPreKey(recipient, missingDeviceId);
try {
SignalSessionBuilder sessionBuilder = new SignalSessionBuilder(sessionLock, new SessionBuilder(aciStore, new SignalProtocolAddress(recipient.getIdentifier(), missingDeviceId)));
sessionBuilder.process(preKey);
} catch (org.signal.libsignal.protocol.UntrustedIdentityException e) {
throw new UntrustedIdentityException("Untrusted identity key!", recipient.getIdentifier(), preKey.getIdentityKey());
}
}
} catch (InvalidKeyException e) {
throw new IOException(e);
}
}
private void handleStaleDevices(SignalServiceAddress recipient, StaleDevices staleDevices) {
Log.w(TAG, "[handleStaleDevices] Address: " + recipient.getIdentifier() + ", StaleDevices: " + staleDevices.getStaleDevices());
archiveSessions(recipient, staleDevices.getStaleDevices());
}
public void handleChangeNumberMismatchDevices(@Nonnull MismatchedDevices mismatchedDevices)
throws IOException, UntrustedIdentityException
{
handleMismatchedDevices(socket, localAddress, mismatchedDevices);
}
private void archiveSessions(SignalServiceAddress recipient, List devices) {
List addressesToClear = convertToProtocolAddresses(recipient, devices);
for (SignalProtocolAddress address : addressesToClear) {
aciStore.archiveSession(address);
}
}
private List convertToProtocolAddresses(SignalServiceAddress recipient, List devices) {
List addresses = new ArrayList<>(devices.size());
for (int staleDeviceId : devices) {
addresses.add(new SignalProtocolAddress(recipient.getServiceId().toString(), staleDeviceId));
if (recipient.getNumber().isPresent()) {
addresses.add(new SignalProtocolAddress(recipient.getNumber().get(), staleDeviceId));
}
}
return addresses;
}
private Optional getTargetUnidentifiedAccess(Optional unidentifiedAccess) {
if (unidentifiedAccess.isPresent()) {
return unidentifiedAccess.get().getTargetUnidentifiedAccess();
}
return Optional.empty();
}
private List> getTargetUnidentifiedAccess(List> unidentifiedAccess) {
List> results = new LinkedList<>();
for (Optional item : unidentifiedAccess) {
if (item.isPresent()) results.add(item.get().getTargetUnidentifiedAccess());
else results.add(Optional.empty());
}
return results;
}
private EnvelopeContent enforceMaxContentSize(EnvelopeContent content) {
int size = content.size();
if (maxEnvelopeSize > 0 && size > maxEnvelopeSize) {
throw new ContentTooLargeException(size);
}
return content;
}
private Content enforceMaxContentSize(Content content) {
int size = content.toByteArray().length;
if (maxEnvelopeSize > 0 && size > maxEnvelopeSize) {
throw new ContentTooLargeException(size);
}
return content;
}
public interface EventListener {
void onSecurityEvent(SignalServiceAddress address);
}
public interface IndividualSendEvents {
IndividualSendEvents EMPTY = new IndividualSendEvents() {
@Override
public void onMessageEncrypted() { }
@Override
public void onMessageSent() { }
@Override
public void onSyncMessageSent() { }
};
void onMessageEncrypted();
void onMessageSent();
void onSyncMessageSent();
}
public interface SenderKeyGroupEvents {
SenderKeyGroupEvents EMPTY = new SenderKeyGroupEvents() {
@Override
public void onSenderKeyShared() { }
@Override
public void onMessageEncrypted() { }
@Override
public void onMessageSent() { }
@Override
public void onSyncMessageSent() { }
};
void onSenderKeyShared();
void onMessageEncrypted();
void onMessageSent();
void onSyncMessageSent();
}
public interface LegacyGroupEvents {
LegacyGroupEvents EMPTY = new LegacyGroupEvents() {
@Override
public void onMessageSent() { }
@Override
public void onSyncMessageSent() { }
};
void onMessageSent();
void onSyncMessageSent();
}
}
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