2017-08-28 10:30:50 -07:00

290 lines
11 KiB
Java

/**
* Copyright (C) 2011 Whisper Systems
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.thoughtcrime.securesms.sms;
import android.content.Context;
import android.util.Log;
import android.util.Pair;
import org.thoughtcrime.securesms.ApplicationContext;
import org.thoughtcrime.securesms.crypto.MasterSecret;
import org.thoughtcrime.securesms.crypto.MasterSecretUnion;
import org.thoughtcrime.securesms.database.Address;
import org.thoughtcrime.securesms.database.DatabaseFactory;
import org.thoughtcrime.securesms.database.EncryptingSmsDatabase;
import org.thoughtcrime.securesms.database.MmsDatabase;
import org.thoughtcrime.securesms.database.RecipientDatabase;
import org.thoughtcrime.securesms.database.SmsDatabase;
import org.thoughtcrime.securesms.database.ThreadDatabase;
import org.thoughtcrime.securesms.database.model.MessageRecord;
import org.thoughtcrime.securesms.jobs.MmsSendJob;
import org.thoughtcrime.securesms.jobs.PushGroupSendJob;
import org.thoughtcrime.securesms.jobs.PushMediaSendJob;
import org.thoughtcrime.securesms.jobs.PushTextSendJob;
import org.thoughtcrime.securesms.jobs.SmsSendJob;
import org.thoughtcrime.securesms.mms.MmsException;
import org.thoughtcrime.securesms.mms.OutgoingMediaMessage;
import org.thoughtcrime.securesms.push.AccountManagerFactory;
import org.thoughtcrime.securesms.recipients.Recipient;
import org.thoughtcrime.securesms.service.ExpiringMessageManager;
import org.thoughtcrime.securesms.util.TextSecurePreferences;
import org.thoughtcrime.securesms.util.Util;
import org.whispersystems.jobqueue.JobManager;
import org.whispersystems.libsignal.util.guava.Optional;
import org.whispersystems.signalservice.api.SignalServiceAccountManager;
import org.whispersystems.signalservice.api.push.ContactTokenDetails;
import java.io.IOException;
public class MessageSender {
private static final String TAG = MessageSender.class.getSimpleName();
public static long send(final Context context,
final MasterSecret masterSecret,
final OutgoingTextMessage message,
final long threadId,
final boolean forceSms,
final SmsDatabase.InsertListener insertListener)
{
EncryptingSmsDatabase database = DatabaseFactory.getEncryptingSmsDatabase(context);
Recipient recipient = message.getRecipient();
boolean keyExchange = message.isKeyExchange();
long allocatedThreadId;
if (threadId == -1) {
allocatedThreadId = DatabaseFactory.getThreadDatabase(context).getThreadIdFor(recipient);
} else {
allocatedThreadId = threadId;
}
long messageId = database.insertMessageOutbox(new MasterSecretUnion(masterSecret), allocatedThreadId,
message, forceSms, System.currentTimeMillis(), insertListener);
sendTextMessage(context, recipient, forceSms, keyExchange, messageId, message.getExpiresIn());
return allocatedThreadId;
}
public static long send(final Context context,
final MasterSecret masterSecret,
final OutgoingMediaMessage message,
final long threadId,
final boolean forceSms,
final SmsDatabase.InsertListener insertListener)
{
try {
ThreadDatabase threadDatabase = DatabaseFactory.getThreadDatabase(context);
MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
long allocatedThreadId;
if (threadId == -1) {
allocatedThreadId = threadDatabase.getThreadIdFor(message.getRecipient(), message.getDistributionType());
} else {
allocatedThreadId = threadId;
}
Recipient recipient = message.getRecipient();
long messageId = database.insertMessageOutbox(new MasterSecretUnion(masterSecret), message, allocatedThreadId, forceSms, insertListener);
sendMediaMessage(context, masterSecret, recipient, forceSms, messageId, message.getExpiresIn());
return allocatedThreadId;
} catch (MmsException e) {
Log.w(TAG, e);
return threadId;
}
}
public static void resendGroupMessage(Context context, MessageRecord messageRecord, Address filterAddress) {
if (!messageRecord.isMms()) throw new AssertionError("Not Group");
sendGroupPush(context, messageRecord.getRecipient(), messageRecord.getId(), filterAddress);
}
public static void resend(Context context, MasterSecret masterSecret, MessageRecord messageRecord) {
try {
long messageId = messageRecord.getId();
boolean forceSms = messageRecord.isForcedSms();
boolean keyExchange = messageRecord.isKeyExchange();
long expiresIn = messageRecord.getExpiresIn();
Recipient recipient = messageRecord.getRecipient();
if (messageRecord.isMms()) {
sendMediaMessage(context, masterSecret, recipient, forceSms, messageId, expiresIn);
} else {
sendTextMessage(context, recipient, forceSms, keyExchange, messageId, expiresIn);
}
} catch (MmsException e) {
Log.w(TAG, e);
}
}
private static void sendMediaMessage(Context context, MasterSecret masterSecret,
Recipient recipient, boolean forceSms,
long messageId, long expiresIn)
throws MmsException
{
if (!forceSms && isSelfSend(context, recipient)) {
sendMediaSelf(context, masterSecret, messageId, expiresIn);
} else if (isGroupPushSend(recipient)) {
sendGroupPush(context, recipient, messageId, null);
} else if (!forceSms && isPushMediaSend(context, recipient)) {
sendMediaPush(context, recipient, messageId);
} else {
sendMms(context, messageId);
}
}
private static void sendTextMessage(Context context, Recipient recipient,
boolean forceSms, boolean keyExchange,
long messageId, long expiresIn)
{
if (!forceSms && isSelfSend(context, recipient)) {
sendTextSelf(context, messageId, expiresIn);
} else if (!forceSms && isPushTextSend(context, recipient, keyExchange)) {
sendTextPush(context, recipient, messageId);
} else {
sendSms(context, recipient, messageId);
}
}
private static void sendTextSelf(Context context, long messageId, long expiresIn) {
EncryptingSmsDatabase database = DatabaseFactory.getEncryptingSmsDatabase(context);
database.markAsSent(messageId, true);
Pair<Long, Long> messageAndThreadId = database.copyMessageInbox(messageId);
database.markAsPush(messageAndThreadId.first);
if (expiresIn > 0) {
ExpiringMessageManager expiringMessageManager = ApplicationContext.getInstance(context).getExpiringMessageManager();
database.markExpireStarted(messageId);
expiringMessageManager.scheduleDeletion(messageId, false, expiresIn);
}
}
private static void sendMediaSelf(Context context, MasterSecret masterSecret,
long messageId, long expiresIn)
throws MmsException
{
ExpiringMessageManager expiringMessageManager = ApplicationContext.getInstance(context).getExpiringMessageManager();
MmsDatabase database = DatabaseFactory.getMmsDatabase(context);
database.markAsSent(messageId, true);
database.copyMessageInbox(masterSecret, messageId);
if (expiresIn > 0) {
database.markExpireStarted(messageId);
expiringMessageManager.scheduleDeletion(messageId, true, expiresIn);
}
}
private static void sendTextPush(Context context, Recipient recipient, long messageId) {
JobManager jobManager = ApplicationContext.getInstance(context).getJobManager();
jobManager.add(new PushTextSendJob(context, messageId, recipient.getAddress()));
}
private static void sendMediaPush(Context context, Recipient recipient, long messageId) {
JobManager jobManager = ApplicationContext.getInstance(context).getJobManager();
jobManager.add(new PushMediaSendJob(context, messageId, recipient.getAddress()));
}
private static void sendGroupPush(Context context, Recipient recipient, long messageId, Address filterAddress) {
JobManager jobManager = ApplicationContext.getInstance(context).getJobManager();
jobManager.add(new PushGroupSendJob(context, messageId, recipient.getAddress(), filterAddress));
}
private static void sendSms(Context context, Recipient recipient, long messageId) {
JobManager jobManager = ApplicationContext.getInstance(context).getJobManager();
jobManager.add(new SmsSendJob(context, messageId, recipient.getName()));
}
private static void sendMms(Context context, long messageId) {
JobManager jobManager = ApplicationContext.getInstance(context).getJobManager();
jobManager.add(new MmsSendJob(context, messageId));
}
private static boolean isPushTextSend(Context context, Recipient recipient, boolean keyExchange) {
if (!TextSecurePreferences.isPushRegistered(context)) {
return false;
}
if (keyExchange) {
return false;
}
return isPushDestination(context, recipient);
}
private static boolean isPushMediaSend(Context context, Recipient recipient) {
if (!TextSecurePreferences.isPushRegistered(context)) {
return false;
}
if (recipient.isGroupRecipient()) {
return false;
}
return isPushDestination(context, recipient);
}
private static boolean isGroupPushSend(Recipient recipient) {
return recipient.getAddress().isGroup() &&
!recipient.getAddress().isMmsGroup();
}
private static boolean isSelfSend(Context context, Recipient recipient) {
if (!TextSecurePreferences.isPushRegistered(context)) {
return false;
}
if (recipient.isGroupRecipient()) {
return false;
}
return Util.isOwnNumber(context, recipient.getAddress());
}
private static boolean isPushDestination(Context context, Recipient destination) {
if (destination.resolve().getRegistered() == RecipientDatabase.RegisteredState.REGISTERED) {
return true;
} else if (destination.resolve().getRegistered() == RecipientDatabase.RegisteredState.NOT_REGISTERED) {
return false;
} else {
try {
SignalServiceAccountManager accountManager = AccountManagerFactory.createManager(context);
Optional<ContactTokenDetails> registeredUser = accountManager.getContact(destination.getAddress().serialize());
if (!registeredUser.isPresent()) {
DatabaseFactory.getRecipientDatabase(context).setRegistered(destination, RecipientDatabase.RegisteredState.NOT_REGISTERED);
return false;
} else {
DatabaseFactory.getRecipientDatabase(context).setRegistered(destination, RecipientDatabase.RegisteredState.REGISTERED);
return true;
}
} catch (IOException e1) {
Log.w(TAG, e1);
return false;
}
}
}
}