mirror of
https://github.com/oxen-io/session-android.git
synced 2025-12-30 01:26:49 +00:00
restructure and unite service android/java to libsignal
This commit is contained in:
Ryan ZHAO
@@ -0,0 +1,254 @@
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package org.thoughtcrime.securesms.groups;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.net.Uri;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.google.protobuf.ByteString;
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import org.thoughtcrime.securesms.attachments.Attachment;
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import org.thoughtcrime.securesms.attachments.UriAttachment;
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import org.thoughtcrime.securesms.database.Address;
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import org.thoughtcrime.securesms.database.AttachmentDatabase;
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import org.thoughtcrime.securesms.database.DatabaseFactory;
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import org.thoughtcrime.securesms.database.GroupDatabase;
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import org.thoughtcrime.securesms.database.ThreadDatabase;
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import org.thoughtcrime.securesms.mms.OutgoingGroupMediaMessage;
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import org.thoughtcrime.securesms.providers.BlobProvider;
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import org.thoughtcrime.securesms.recipients.Recipient;
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import org.thoughtcrime.securesms.sms.MessageSender;
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import org.thoughtcrime.securesms.util.BitmapUtil;
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import org.thoughtcrime.securesms.util.GroupUtil;
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import org.thoughtcrime.securesms.util.MediaUtil;
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import org.thoughtcrime.securesms.util.TextSecurePreferences;
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import org.whispersystems.signalservice.api.util.InvalidNumberException;
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import org.whispersystems.signalservice.internal.push.SignalServiceProtos.GroupContext;
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import java.io.IOException;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Set;
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public class GroupManager {
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public static long getOpenGroupThreadID(String id, @NonNull Context context) {
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final String groupID = GroupUtil.getEncodedOpenGroupId(id.getBytes());
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return getThreadIDFromGroupID(groupID, context);
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}
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public static long getRSSFeedThreadID(String id, @NonNull Context context) {
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final String groupID = GroupUtil.getEncodedRSSFeedId(id.getBytes());
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return getThreadIDFromGroupID(groupID, context);
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}
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public static long getThreadIDFromGroupID(String groupID, @NonNull Context context) {
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final Recipient groupRecipient = Recipient.from(context, Address.fromSerialized(groupID), false);
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return DatabaseFactory.getThreadDatabase(context).getThreadIdIfExistsFor(groupRecipient);
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}
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public static @NonNull GroupActionResult createGroup(@NonNull Context context,
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@NonNull Set<Recipient> members,
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@Nullable Bitmap avatar,
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@Nullable String name,
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boolean mms,
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@NonNull Set<Recipient> admins)
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{
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GroupDatabase database = DatabaseFactory.getGroupDatabase(context);
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String id = GroupUtil.getEncodedId(database.allocateGroupId(), mms);
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return createGroup(id, context, members, avatar, name, mms, admins);
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}
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public static @NonNull GroupActionResult createGroup(@NonNull String id,
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@NonNull Context context,
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@NonNull Set<Recipient> members,
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@Nullable Bitmap avatar,
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@Nullable String name,
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boolean mms,
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@NonNull Set<Recipient> admins)
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{
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final byte[] avatarBytes = BitmapUtil.toByteArray(avatar);
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final GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
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final String groupId = GroupUtil.getEncodedId(id.getBytes(), mms);
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final Recipient groupRecipient = Recipient.from(context, Address.fromSerialized(groupId), false);
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final Set<Address> memberAddresses = getMemberAddresses(members);
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final Set<Address> adminAddresses = getMemberAddresses(admins);
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String masterPublicKeyOrNull = TextSecurePreferences.getMasterHexEncodedPublicKey(context);
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String masterPublicKey = masterPublicKeyOrNull != null ? masterPublicKeyOrNull : TextSecurePreferences.getLocalNumber(context);
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memberAddresses.add(Address.fromSerialized(masterPublicKey));
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groupDatabase.create(groupId, name, new LinkedList<>(memberAddresses), null, null, new LinkedList<>(adminAddresses));
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if (!mms) {
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groupDatabase.updateProfilePicture(groupId, avatarBytes);
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DatabaseFactory.getRecipientDatabase(context).setProfileSharing(groupRecipient, true);
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return sendGroupUpdate(context, groupId, memberAddresses, name, avatarBytes, adminAddresses);
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} else {
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long threadId = DatabaseFactory.getThreadDatabase(context).getOrCreateThreadIdFor(
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groupRecipient, ThreadDatabase.DistributionTypes.CONVERSATION);
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return new GroupActionResult(groupRecipient, threadId);
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}
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}
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public static @NonNull GroupActionResult createOpenGroup(@NonNull String id,
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@NonNull Context context,
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@Nullable Bitmap avatar,
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@Nullable String name)
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{
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final String groupID = GroupUtil.getEncodedOpenGroupId(id.getBytes());
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return createLokiGroup(groupID, context, avatar, name);
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}
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public static @NonNull GroupActionResult createRSSFeed(@NonNull String id,
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@NonNull Context context,
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@Nullable Bitmap avatar,
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@Nullable String name)
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{
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final String groupID = GroupUtil.getEncodedRSSFeedId(id.getBytes());
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return createLokiGroup(groupID, context, avatar, name);
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}
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private static @NonNull GroupActionResult createLokiGroup(@NonNull String groupId,
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@NonNull Context context,
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@Nullable Bitmap avatar,
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@Nullable String name)
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{
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final byte[] avatarBytes = BitmapUtil.toByteArray(avatar);
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final GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
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final Recipient groupRecipient = Recipient.from(context, Address.fromSerialized(groupId), false);
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final Set<Address> memberAddresses = new HashSet<>();
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memberAddresses.add(Address.fromSerialized(TextSecurePreferences.getLocalNumber(context)));
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groupDatabase.create(groupId, name, new LinkedList<>(memberAddresses), null, null, new LinkedList<>());
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groupDatabase.updateProfilePicture(groupId, avatarBytes);
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long threadID = DatabaseFactory.getThreadDatabase(context).getOrCreateThreadIdFor(
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groupRecipient, ThreadDatabase.DistributionTypes.CONVERSATION);
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return new GroupActionResult(groupRecipient, threadID);
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}
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public static boolean deleteGroup(@NonNull String groupId,
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@NonNull Context context)
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{
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final GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
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final ThreadDatabase threadDatabase = DatabaseFactory.getThreadDatabase(context);
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final Recipient groupRecipient = Recipient.from(context, Address.fromSerialized(groupId), false);
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if (!groupDatabase.getGroup(groupId).isPresent()) {
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return false;
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}
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long threadId = threadDatabase.getThreadIdIfExistsFor(groupRecipient);
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if (threadId != -1L) {
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threadDatabase.deleteConversation(threadId);
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}
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return groupDatabase.delete(groupId);
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}
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public static GroupActionResult updateGroup(@NonNull Context context,
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@NonNull String groupId,
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@NonNull Set<Recipient> members,
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@Nullable Bitmap avatar,
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@Nullable String name,
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@NonNull Set<Recipient> admins)
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throws InvalidNumberException
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{
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final GroupDatabase groupDatabase = DatabaseFactory.getGroupDatabase(context);
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final Set<Address> memberAddresses = getMemberAddresses(members);
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final Set<Address> adminAddresses = getMemberAddresses(admins);
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final byte[] avatarBytes = BitmapUtil.toByteArray(avatar);
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memberAddresses.add(Address.fromSerialized(TextSecurePreferences.getLocalNumber(context)));
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groupDatabase.updateMembers(groupId, new LinkedList<>(memberAddresses));
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groupDatabase.updateAdmins(groupId, new LinkedList<>(adminAddresses));
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groupDatabase.updateTitle(groupId, name);
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groupDatabase.updateProfilePicture(groupId, avatarBytes);
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if (!GroupUtil.isMmsGroup(groupId)) {
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return sendGroupUpdate(context, groupId, memberAddresses, name, avatarBytes, adminAddresses);
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} else {
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Recipient groupRecipient = Recipient.from(context, Address.fromSerialized(groupId), true);
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long threadId = DatabaseFactory.getThreadDatabase(context).getOrCreateThreadIdFor(groupRecipient);
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return new GroupActionResult(groupRecipient, threadId);
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}
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}
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private static GroupActionResult sendGroupUpdate(@NonNull Context context,
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@NonNull String groupId,
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@NonNull Set<Address> members,
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@Nullable String groupName,
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@Nullable byte[] avatar,
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@NonNull Set<Address> admins)
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{
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try {
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Attachment avatarAttachment = null;
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Address groupAddress = Address.fromSerialized(groupId);
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Recipient groupRecipient = Recipient.from(context, groupAddress, false);
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List<String> numbers = new LinkedList<>();
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for (Address member : members) {
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numbers.add(member.serialize());
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}
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List<String> adminNumbers = new LinkedList<>();
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for (Address admin : admins) {
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adminNumbers.add(admin.serialize());
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}
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GroupContext.Builder groupContextBuilder = GroupContext.newBuilder()
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.setId(ByteString.copyFrom(GroupUtil.getDecodedId(groupId)))
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.setType(GroupContext.Type.UPDATE)
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.addAllMembers(numbers)
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.addAllAdmins(adminNumbers);
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if (groupName != null) groupContextBuilder.setName(groupName);
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GroupContext groupContext = groupContextBuilder.build();
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if (avatar != null) {
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Uri avatarUri = BlobProvider.getInstance().forData(avatar).createForSingleUseInMemory();
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avatarAttachment = new UriAttachment(avatarUri, MediaUtil.IMAGE_PNG, AttachmentDatabase.TRANSFER_PROGRESS_DONE, avatar.length, null, false, false, null, null);
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}
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OutgoingGroupMediaMessage outgoingMessage = new OutgoingGroupMediaMessage(groupRecipient, groupContext, avatarAttachment, System.currentTimeMillis(), 0, null, Collections.emptyList(), Collections.emptyList());
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long threadId = MessageSender.send(context, outgoingMessage, -1, false, null);
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return new GroupActionResult(groupRecipient, threadId);
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} catch (IOException e) {
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throw new AssertionError(e);
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}
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}
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private static Set<Address> getMemberAddresses(Collection<Recipient> recipients) {
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final Set<Address> results = new HashSet<>();
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for (Recipient recipient : recipients) {
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results.add(recipient.getAddress());
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}
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return results;
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}
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public static class GroupActionResult {
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private Recipient groupRecipient;
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private long threadId;
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public GroupActionResult(Recipient groupRecipient, long threadId) {
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this.groupRecipient = groupRecipient;
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this.threadId = threadId;
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}
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public Recipient getGroupRecipient() {
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return groupRecipient;
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}
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public long getThreadId() {
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return threadId;
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}
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}
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}
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@@ -0,0 +1,316 @@
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package org.thoughtcrime.securesms.groups;
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import android.content.Context;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.google.protobuf.ByteString;
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import org.thoughtcrime.securesms.ApplicationContext;
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import org.thoughtcrime.securesms.database.Address;
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import org.thoughtcrime.securesms.database.DatabaseFactory;
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import org.thoughtcrime.securesms.database.GroupDatabase;
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import org.thoughtcrime.securesms.database.MessagingDatabase.InsertResult;
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import org.thoughtcrime.securesms.database.MmsDatabase;
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import org.thoughtcrime.securesms.database.SmsDatabase;
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import org.thoughtcrime.securesms.jobs.AvatarDownloadJob;
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import org.thoughtcrime.securesms.jobs.PushGroupUpdateJob;
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import org.thoughtcrime.securesms.logging.Log;
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import org.thoughtcrime.securesms.loki.protocol.ClosedGroupsProtocol;
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import org.thoughtcrime.securesms.mms.MmsException;
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import org.thoughtcrime.securesms.mms.OutgoingGroupMediaMessage;
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import org.thoughtcrime.securesms.recipients.Recipient;
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import org.thoughtcrime.securesms.sms.IncomingGroupMessage;
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import org.thoughtcrime.securesms.sms.IncomingTextMessage;
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import org.thoughtcrime.securesms.util.Base64;
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import org.thoughtcrime.securesms.util.GroupUtil;
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import org.thoughtcrime.securesms.util.TextSecurePreferences;
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import org.whispersystems.libsignal.util.guava.Optional;
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import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
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import org.whispersystems.signalservice.api.messages.SignalServiceContent;
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import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
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import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
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import org.whispersystems.signalservice.api.messages.SignalServiceGroup.Type;
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import org.whispersystems.signalservice.loki.protocol.shelved.multidevice.MultiDeviceProtocol;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Set;
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import static org.thoughtcrime.securesms.database.GroupDatabase.GroupRecord;
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import static org.whispersystems.signalservice.internal.push.SignalServiceProtos.AttachmentPointer;
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import static org.whispersystems.signalservice.internal.push.SignalServiceProtos.GroupContext;
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public class GroupMessageProcessor {
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private static final String TAG = GroupMessageProcessor.class.getSimpleName();
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public static @Nullable Long process(@NonNull Context context,
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@NonNull SignalServiceContent content,
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@NonNull SignalServiceDataMessage message,
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boolean outgoing)
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{
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if (!message.getGroupInfo().isPresent() || message.getGroupInfo().get().getGroupId() == null) {
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Log.w(TAG, "Received group message with no id! Ignoring...");
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return null;
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}
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GroupDatabase database = DatabaseFactory.getGroupDatabase(context);
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SignalServiceGroup group = message.getGroupInfo().get();
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String id = GroupUtil.getEncodedId(group);
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Optional<GroupRecord> record = database.getGroup(id);
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if (record.isPresent() && group.getType() == Type.UPDATE) {
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return handleGroupUpdate(context, content, group, record.get(), outgoing);
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} else if (!record.isPresent() && group.getType() == Type.UPDATE) {
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return handleGroupCreate(context, content, group, outgoing);
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} else if (record.isPresent() && group.getType() == Type.QUIT) {
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return handleGroupLeave(context, content, group, record.get(), outgoing);
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} else if (record.isPresent() && group.getType() == Type.REQUEST_INFO) {
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return handleGroupInfoRequest(context, content, group, record.get());
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} else {
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Log.w(TAG, "Received unknown type, ignoring...");
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return null;
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}
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}
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private static @Nullable Long handleGroupCreate(@NonNull Context context,
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@NonNull SignalServiceContent content,
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@NonNull SignalServiceGroup group,
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boolean outgoing)
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{
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GroupDatabase database = DatabaseFactory.getGroupDatabase(context);
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String id = GroupUtil.getEncodedId(group);
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GroupContext.Builder builder = createGroupContext(group);
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builder.setType(GroupContext.Type.UPDATE);
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SignalServiceAttachment avatar = group.getAvatar().orNull();
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List<Address> members = group.getMembers().isPresent() ? new LinkedList<>() : null;
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List<Address> admins = group.getAdmins().isPresent() ? new LinkedList<>() : null;
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if (group.getMembers().isPresent()) {
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for (String member : group.getMembers().get()) {
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members.add(Address.fromExternal(context, member));
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}
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}
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// Loki - Parse admins
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if (group.getAdmins().isPresent()) {
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for (String admin : group.getAdmins().get()) {
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admins.add(Address.fromExternal(context, admin));
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}
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}
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database.create(id, group.getName().orNull(), members,
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avatar != null && avatar.isPointer() ? avatar.asPointer() : null, null, admins);
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if (group.getMembers().isPresent()) {
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ClosedGroupsProtocol.establishSessionsWithMembersIfNeeded(context, group.getMembers().get());
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}
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return storeMessage(context, content, group, builder.build(), outgoing);
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}
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private static @Nullable Long handleGroupUpdate(@NonNull Context context,
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@NonNull SignalServiceContent content,
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@NonNull SignalServiceGroup group,
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@NonNull GroupRecord groupRecord,
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boolean outgoing)
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{
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GroupDatabase database = DatabaseFactory.getGroupDatabase(context);
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String id = GroupUtil.getEncodedId(group);
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String userMasterDevice = TextSecurePreferences.getMasterHexEncodedPublicKey(context);
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if (userMasterDevice == null) { userMasterDevice = TextSecurePreferences.getLocalNumber(context); }
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if (group.getGroupType() == SignalServiceGroup.GroupType.SIGNAL) {
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// Loki - Only update the group if the group admin sent the message
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String masterDevice = MultiDeviceProtocol.shared.getMasterDevice(content.getSender());
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if (masterDevice == null) { masterDevice = content.getSender(); }
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if (!groupRecord.getAdmins().contains(Address.fromSerialized(masterDevice))) {
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Log.d("Loki", "Received a group update message from a non-admin user for: " + id +"; ignoring.");
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return null;
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}
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// Loki - Only process update messages if we're part of the group
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Address userMasterDeviceAddress = Address.fromSerialized(userMasterDevice);
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if (!groupRecord.getMembers().contains(userMasterDeviceAddress) &&
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!group.getMembers().or(Collections.emptyList()).contains(userMasterDevice)) {
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Log.d("Loki", "Received a group update message from a group we're not a member of: " + id + "; ignoring.");
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database.setActive(id, false);
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return null;
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}
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}
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Set<Address> currentMembers = new HashSet<>(groupRecord.getMembers());
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Set<Address> newMembers = new HashSet<>();
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for (String messageMember : group.getMembers().get()) {
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newMembers.add(Address.fromExternal(context, messageMember));
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}
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// Added members are the members who are present in newMembers but not in currentMembers
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Set<Address> addedMembers = new HashSet<>(newMembers);
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addedMembers.removeAll(currentMembers);
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// Kicked members are members who are present in currentMembers but not in newMembers
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Set<Address> removedMembers = new HashSet<>(currentMembers);
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removedMembers.removeAll(newMembers);
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GroupContext.Builder builder = createGroupContext(group);
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builder.setType(GroupContext.Type.UPDATE);
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// Update our group members if they're different
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if (!currentMembers.equals(newMembers)) {
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database.updateMembers(id, new LinkedList<>(newMembers));
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}
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||||
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||||
// Add any new or removed members to the group context.
|
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// This will allow us later to iterate over them to check if they left or were added for UI purposes.
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for (Address addedMember : addedMembers) {
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builder.addNewMembers(addedMember.serialize());
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}
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||||
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for (Address removedMember : removedMembers) {
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builder.addRemovedMembers(removedMember.serialize());
|
||||
}
|
||||
|
||||
if (group.getName().isPresent() || group.getAvatar().isPresent()) {
|
||||
SignalServiceAttachment avatar = group.getAvatar().orNull();
|
||||
database.update(id, group.getName().orNull(), avatar != null ? avatar.asPointer() : null);
|
||||
}
|
||||
|
||||
if (group.getName().isPresent() && group.getName().get().equals(groupRecord.getTitle())) {
|
||||
builder.clearName();
|
||||
}
|
||||
|
||||
// If we were removed then we need to disable the chat
|
||||
if (removedMembers.contains(Address.fromSerialized(userMasterDevice))) {
|
||||
database.setActive(id, false);
|
||||
} else {
|
||||
if (!groupRecord.isActive()) database.setActive(id, true);
|
||||
|
||||
if (group.getMembers().isPresent()) {
|
||||
ClosedGroupsProtocol.establishSessionsWithMembersIfNeeded(context, group.getMembers().get());
|
||||
}
|
||||
}
|
||||
|
||||
return storeMessage(context, content, group, builder.build(), outgoing);
|
||||
}
|
||||
|
||||
private static Long handleGroupInfoRequest(@NonNull Context context,
|
||||
@NonNull SignalServiceContent content,
|
||||
@NonNull SignalServiceGroup group,
|
||||
@NonNull GroupRecord record)
|
||||
{
|
||||
String masterDevice = MultiDeviceProtocol.shared.getMasterDevice(content.getSender());
|
||||
if (masterDevice == null) { masterDevice = content.getSender(); }
|
||||
if (record.getMembers().contains(Address.fromSerialized(masterDevice))) {
|
||||
ApplicationContext.getInstance(context)
|
||||
.getJobManager()
|
||||
.add(new PushGroupUpdateJob(content.getSender(), group.getGroupId()));
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private static Long handleGroupLeave(@NonNull Context context,
|
||||
@NonNull SignalServiceContent content,
|
||||
@NonNull SignalServiceGroup group,
|
||||
@NonNull GroupRecord record,
|
||||
boolean outgoing)
|
||||
{
|
||||
GroupDatabase database = DatabaseFactory.getGroupDatabase(context);
|
||||
String id = GroupUtil.getEncodedId(group);
|
||||
List<Address> members = record.getMembers();
|
||||
|
||||
GroupContext.Builder builder = createGroupContext(group);
|
||||
builder.setType(GroupContext.Type.QUIT);
|
||||
|
||||
String masterDevice = MultiDeviceProtocol.shared.getMasterDevice(content.getSender());
|
||||
if (masterDevice == null) { masterDevice = content.getSender(); }
|
||||
if (members.contains(Address.fromExternal(context, masterDevice))) {
|
||||
database.removeMember(id, Address.fromExternal(context, masterDevice));
|
||||
if (outgoing) database.setActive(id, false);
|
||||
|
||||
return storeMessage(context, content, group, builder.build(), outgoing);
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
|
||||
private static @Nullable Long storeMessage(@NonNull Context context,
|
||||
@NonNull SignalServiceContent content,
|
||||
@NonNull SignalServiceGroup group,
|
||||
@NonNull GroupContext storage,
|
||||
boolean outgoing)
|
||||
{
|
||||
if (group.getAvatar().isPresent()) {
|
||||
ApplicationContext.getInstance(context).getJobManager()
|
||||
.add(new AvatarDownloadJob(GroupUtil.getEncodedId(group)));
|
||||
}
|
||||
|
||||
try {
|
||||
if (outgoing) {
|
||||
MmsDatabase mmsDatabase = DatabaseFactory.getMmsDatabase(context);
|
||||
Address address = Address.fromExternal(context, GroupUtil.getEncodedId(group));
|
||||
Recipient recipient = Recipient.from(context, address, false);
|
||||
OutgoingGroupMediaMessage outgoingMessage = new OutgoingGroupMediaMessage(recipient, storage, null, content.getTimestamp(), 0, null, Collections.emptyList(), Collections.emptyList());
|
||||
long threadId = DatabaseFactory.getThreadDatabase(context).getOrCreateThreadIdFor(recipient);
|
||||
long messageId = mmsDatabase.insertMessageOutbox(outgoingMessage, threadId, false, null);
|
||||
|
||||
mmsDatabase.markAsSent(messageId, true);
|
||||
|
||||
return threadId;
|
||||
} else {
|
||||
SmsDatabase smsDatabase = DatabaseFactory.getSmsDatabase(context);
|
||||
String body = Base64.encodeBytes(storage.toByteArray());
|
||||
IncomingTextMessage incoming = new IncomingTextMessage(Address.fromExternal(context, content.getSender()), content.getSenderDevice(), content.getTimestamp(), body, Optional.of(group), 0, content.isNeedsReceipt());
|
||||
IncomingGroupMessage groupMessage = new IncomingGroupMessage(incoming, storage, body);
|
||||
|
||||
Optional<InsertResult> insertResult = smsDatabase.insertMessageInbox(groupMessage);
|
||||
|
||||
if (insertResult.isPresent()) {
|
||||
ApplicationContext.getInstance(context).messageNotifier.updateNotification(context, insertResult.get().getThreadId());
|
||||
return insertResult.get().getThreadId();
|
||||
} else {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
} catch (MmsException e) {
|
||||
Log.w(TAG, e);
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
private static GroupContext.Builder createGroupContext(SignalServiceGroup group) {
|
||||
GroupContext.Builder builder = GroupContext.newBuilder();
|
||||
builder.setId(ByteString.copyFrom(group.getGroupId()));
|
||||
|
||||
if (group.getAvatar().isPresent() && group.getAvatar().get().isPointer()) {
|
||||
builder.setAvatar(AttachmentPointer.newBuilder()
|
||||
.setId(group.getAvatar().get().asPointer().getId())
|
||||
.setKey(ByteString.copyFrom(group.getAvatar().get().asPointer().getKey()))
|
||||
.setContentType(group.getAvatar().get().getContentType()));
|
||||
}
|
||||
|
||||
if (group.getName().isPresent()) {
|
||||
builder.setName(group.getName().get());
|
||||
}
|
||||
|
||||
if (group.getMembers().isPresent()) {
|
||||
builder.addAllMembers(group.getMembers().get());
|
||||
}
|
||||
|
||||
if (group.getAdmins().isPresent()) {
|
||||
builder.addAllAdmins(group.getAdmins().get());
|
||||
}
|
||||
|
||||
return builder;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user