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Support for group sync

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Protocol and handling is all analogous to contact sync: Multiple
GroupDetails structs are packed into a single attachment blob and parsed
on our end. We don't display the synced groups in the conversation list
until a new message is sent to one of them.

// FREEBIE
This commit is contained in:
lilia 2015-06-22 14:45:42 -07:00
parent 3dd8056487
commit 5925c2fe84
9 changed files with 246 additions and 69 deletions
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105
js/libtextsecure.js
View file

@ -39339,7 +39339,8 @@ TextSecureServer = function () {
then(function() { return generateKeys(100); }).
then(TextSecureServer.registerKeys).
then(textsecure.registration.done).
then(textsecure.messaging.sendRequestContactSyncMessage);
then(textsecure.messaging.sendRequestContactSyncMessage).
then(textsecure.messaging.sendRequestGroupSyncMessage);
});
},
registerSecondDevice: function(setProvisioningUrl, confirmNumber, progressCallback) {
@ -39638,10 +39639,10 @@ function generateKeys(count, progressCallback) {
);
} else if (syncMessage.contacts) {
this.handleContacts(syncMessage.contacts);
} else if (syncMessage.group) {
this.handleGroup(syncMessage.group);
} else if (syncMessage.groups) {
this.handleGroups(syncMessage.groups);
} else {
throw new Error('Got SyncMessage with no sent, contacts, or group');
throw new Error('Got SyncMessage with no sent, contacts, or groups');
}
},
handleContacts: function(contacts) {
@ -39649,19 +39650,41 @@ function generateKeys(count, progressCallback) {
var attachmentPointer = contacts.blob;
return handleAttachment(attachmentPointer).then(function() {
var contactBuffer = new ContactBuffer(attachmentPointer.data);
var contactInfo = contactBuffer.readContact();
while (contactInfo !== undefined) {
var contactDetails = contactBuffer.next();
while (contactDetails !== undefined) {
var ev = new Event('contact');
ev.contactInfo = contactInfo;
ev.contactDetails = contactDetails;
eventTarget.dispatchEvent(ev);
contactInfo = contactBuffer.readContact();
contactDetails = contactBuffer.next();
}
});
},
handleGroup: function(envelope) {
var ev = new Event('group');
ev.group = envelope.group;
this.target.dispatchEvent(ev);
handleGroups: function(groups) {
var eventTarget = this.target;
var attachmentPointer = groups.blob;
return handleAttachment(attachmentPointer).then(function() {
var groupBuffer = new GroupBuffer(attachmentPointer.data);
var groupDetails = groupBuffer.next();
while (groupDetails !== undefined) {
(function(groupDetails) {
groupDetails.id = getString(groupDetails.id);
textsecure.storage.groups.getGroup(groupDetails.id).
then(function(existingGroup) {
if (existingGroup === undefined) {
return textsecure.storage.groups.createNewGroup(
groupDetails.members, groupDetails.id
);
} else {
}
}).then(function() {
var ev = new Event('group');
ev.groupDetails = groupDetails;
eventTarget.dispatchEvent(ev);
});
})(groupDetails);
groupDetails = groupBuffer.next();
}
});
}
};
@ -39970,6 +39993,20 @@ window.textsecure.messaging = function() {
}
}
self.sendRequestGroupSyncMessage = function() {
var myNumber = textsecure.storage.user.getNumber();
var myDevice = textsecure.storage.user.getDeviceId();
if (myDevice != 1) {
var request = new textsecure.protobuf.SyncMessage.Request();
request.type = textsecure.protobuf.SyncMessage.Request.Type.GROUPS;
var syncMessage = new textsecure.protobuf.SyncMessage();
syncMessage.request = request;
var contentMessage = new textsecure.protobuf.Content();
contentMessage.syncMessage = syncMessage;
return sendIndividualProto(myNumber, contentMessage, Date.now());
}
};
self.sendRequestContactSyncMessage = function() {
var myNumber = textsecure.storage.user.getNumber();
var myDevice = textsecure.storage.user.getDeviceId();
@ -40094,7 +40131,7 @@ window.textsecure.messaging = function() {
}
proto.group.members = numbers;
if (avatar !== undefined) {
if (avatar !== undefined && avatar !== null) {
return makeAttachmentPointer(avatar).then(function(attachment) {
proto.group.avatar = attachment;
return sendGroupProto(numbers, proto).then(function() {
@ -40179,33 +40216,53 @@ window.textsecure.messaging = function() {
/*
* vim: ts=4:sw=4:expandtab
*/
function ContactBuffer(arrayBuffer) {
function ProtoParser(arrayBuffer, protobuf) {
this.protobuf = protobuf;
this.buffer = new dcodeIO.ByteBuffer();
this.buffer.append(arrayBuffer);
this.buffer.offset = 0;
this.buffer.limit = arrayBuffer.byteLength;
}
ContactBuffer.prototype = {
constructor: ContactBuffer,
readContact: function() {
ProtoParser.prototype = {
constructor: ProtoParser,
next: function() {
try {
if (this.buffer.limit === this.buffer.offset) {
return undefined; // eof
}
var len = this.buffer.readVarint64().toNumber();
var contactInfoBuffer = this.buffer.slice(this.buffer.offset, this.buffer.offset+len);
var contactInfo = textsecure.protobuf.ContactDetails.decode(contactInfoBuffer);
var len = this.buffer.readVarint32();
var nextBuffer = this.buffer.slice(
this.buffer.offset, this.buffer.offset+len
).toArrayBuffer();
// TODO: de-dupe ByteBuffer.js includes in libaxo/libts
// then remove this toArrayBuffer call.
var proto = this.protobuf.decode(nextBuffer);
this.buffer.skip(len);
if (contactInfo.avatar) {
var attachmentLen = contactInfo.avatar.length.toNumber();
contactInfo.avatar.data = this.buffer.slice(this.buffer.offset, this.buffer.offset + attachmentLen).toArrayBuffer(true);
if (proto.avatar) {
var attachmentLen = proto.avatar.length;
proto.avatar.data = this.buffer.slice(
this.buffer.offset, this.buffer.offset + attachmentLen
).toArrayBuffer();
this.buffer.skip(attachmentLen);
}
return contactInfo;
return proto;
} catch(e) {
console.log(e);
}
}
};
var GroupBuffer = function(arrayBuffer) {
ProtoParser.call(this, arrayBuffer, textsecure.protobuf.GroupDetails);
};
GroupBuffer.prototype = Object.create(ProtoParser.prototype);
GroupBuffer.prototype.constructor = GroupBuffer;
var ContactBuffer = function(arrayBuffer) {
ProtoParser.call(this, arrayBuffer, textsecure.protobuf.ContactDetails);
};
ContactBuffer.prototype = Object.create(ProtoParser.prototype);
ContactBuffer.prototype.constructor = ContactBuffer;
})();