901 lines
32 KiB
JavaScript
901 lines
32 KiB
JavaScript
define([
|
||
'/bower_components/chainpad-crypto/crypto.js',
|
||
'/common/curve.js',
|
||
'/common/common-hash.js',
|
||
'/common/common-util.js',
|
||
'/common/common-realtime.js',
|
||
'/common/common-constants.js',
|
||
|
||
'/bower_components/nthen/index.js',
|
||
], function (Crypto, Curve, Hash, Util, Realtime, Constants, nThen) {
|
||
'use strict';
|
||
var Msg = {
|
||
inputs: [],
|
||
};
|
||
|
||
var Types = {
|
||
message: 'MSG',
|
||
update: 'UPDATE',
|
||
unfriend: 'UNFRIEND',
|
||
mapId: 'MAP_ID',
|
||
mapIdAck: 'MAP_ID_ACK'
|
||
};
|
||
|
||
var clone = function (o) {
|
||
return JSON.parse(JSON.stringify(o));
|
||
};
|
||
|
||
// TODO
|
||
// - mute a channel (hide notifications or don't open it?)
|
||
var createData = Msg.createData = function (proxy, hash) {
|
||
return {
|
||
channel: hash || Hash.createChannelId(),
|
||
displayName: proxy[Constants.displayNameKey],
|
||
profile: proxy.profile && proxy.profile.view,
|
||
edPublic: proxy.edPublic,
|
||
curvePublic: proxy.curvePublic,
|
||
avatar: proxy.profile && proxy.profile.avatar
|
||
};
|
||
};
|
||
|
||
var getFriend = function (proxy, pubkey) {
|
||
if (pubkey === proxy.curvePublic) {
|
||
var data = createData(proxy);
|
||
delete data.channel;
|
||
return data;
|
||
}
|
||
return proxy.friends ? proxy.friends[pubkey] : undefined;
|
||
};
|
||
|
||
var getFriendList = Msg.getFriendList = function (proxy) {
|
||
if (!proxy.friends) { proxy.friends = {}; }
|
||
return proxy.friends;
|
||
};
|
||
|
||
var msgAlreadyKnown = function (channel, sig) {
|
||
return channel.messages.some(function (message) {
|
||
return message[0] === sig;
|
||
});
|
||
};
|
||
|
||
Msg.messenger = function (store) {
|
||
var messenger = {
|
||
handlers: {
|
||
message: [],
|
||
join: [],
|
||
leave: [],
|
||
update: [],
|
||
friend: [],
|
||
unfriend: [],
|
||
event: []
|
||
},
|
||
range_requests: {},
|
||
};
|
||
|
||
var eachHandler = function (type, g) {
|
||
messenger.handlers[type].forEach(g);
|
||
};
|
||
|
||
messenger.on = function (type, f) {
|
||
var stack = messenger.handlers[type];
|
||
if (!Array.isArray(stack)) {
|
||
return void console.error('unsupported message type');
|
||
}
|
||
if (typeof(f) !== 'function') {
|
||
return void console.error('expected function');
|
||
}
|
||
stack.push(f);
|
||
};
|
||
|
||
var channels = messenger.channels = {};
|
||
|
||
var joining = {};
|
||
|
||
// declare common variables
|
||
var network = store.network;
|
||
var proxy = store.proxy;
|
||
var realtime = store.realtime;
|
||
Msg.hk = network.historyKeeper;
|
||
var friends = getFriendList(proxy);
|
||
|
||
var getChannel = function (chanId) {
|
||
return channels[chanId];
|
||
};
|
||
|
||
var getFriendFromChannel = function (id) {
|
||
var friend;
|
||
for (var k in friends) {
|
||
if (friends[k].channel === id) {
|
||
friend = friends[k];
|
||
break;
|
||
}
|
||
}
|
||
return friend;
|
||
};
|
||
|
||
var initRangeRequest = function (txid, chanId, sig, cb) {
|
||
messenger.range_requests[txid] = {
|
||
messages: [],
|
||
cb: cb,
|
||
chanId: chanId,
|
||
sig: sig,
|
||
};
|
||
};
|
||
|
||
var getRangeRequest = function (txid) {
|
||
return messenger.range_requests[txid];
|
||
};
|
||
|
||
var deleteRangeRequest = function (txid) {
|
||
delete messenger.range_requests[txid];
|
||
};
|
||
|
||
messenger.getMoreHistory = function (chanId, hash, count, cb) {
|
||
if (typeof(cb) !== 'function') { return; }
|
||
|
||
if (typeof(hash) !== 'string') {
|
||
// Channel is empty!
|
||
return void cb(void 0, []);
|
||
}
|
||
|
||
var chan = getChannel(chanId);
|
||
if (typeof(chan) === 'undefined') {
|
||
console.error("chan is undefined. we're going to have a problem here");
|
||
return;
|
||
}
|
||
|
||
var txid = Util.uid();
|
||
initRangeRequest(txid, chanId, hash, cb);
|
||
var msg = [ 'GET_HISTORY_RANGE', chan.id, {
|
||
from: hash,
|
||
count: count,
|
||
txid: txid,
|
||
}
|
||
];
|
||
|
||
network.sendto(network.historyKeeper, JSON.stringify(msg)).then(function () {
|
||
}, function (err) {
|
||
throw new Error(err);
|
||
});
|
||
};
|
||
|
||
/*var getCurveForChannel = function (id) {
|
||
var channel = channels[id];
|
||
if (!channel) { return; }
|
||
return channel.curve;
|
||
};*/
|
||
|
||
/*messenger.getChannelHead = function (id, cb) {
|
||
var channel = getChannel(id);
|
||
if (channel.isFriendChat) {
|
||
var friend;
|
||
for (var k in friends) {
|
||
if (friends[k].channel === id) {
|
||
friend = friends[k];
|
||
break;
|
||
}
|
||
}
|
||
if (!friend) { return void cb('NO_SUCH_FRIEND'); }
|
||
cb(void 0, friend.lastKnownHash);
|
||
} else {
|
||
// TODO room
|
||
cb('NOT_IMPLEMENTED');
|
||
}
|
||
};*/
|
||
|
||
messenger.setChannelHead = function (id, hash, cb) {
|
||
var channel = getChannel(id);
|
||
if (channel.isFriendChat) {
|
||
var friend = getFriendFromChannel(id);
|
||
if (!friend) { return void cb('NO_SUCH_FRIEND'); }
|
||
friend.lastKnownHash = hash;
|
||
} else if (channel.isPadChat) {
|
||
// Nothing to do
|
||
} else {
|
||
// TODO room
|
||
return void cb('NOT_IMPLEMENTED');
|
||
}
|
||
cb();
|
||
};
|
||
|
||
// Make sure the data we have about our friends are up-to-date when we see them online
|
||
var checkFriendData = function (curve, data) {
|
||
if (curve === proxy.curvePublic) { return; }
|
||
var friend = getFriend(proxy, curve);
|
||
if (!friend) { return; }
|
||
var types = [];
|
||
Object.keys(data).forEach(function (k) {
|
||
if (friend[k] !== data[k]) {
|
||
types.push(k);
|
||
friend[k] = data[k];
|
||
}
|
||
});
|
||
|
||
eachHandler('update', function (f) {
|
||
f(clone(data), types);
|
||
});
|
||
};
|
||
|
||
// Id message allows us to map a netfluxId with a public curve key
|
||
var onIdMessage = function (msg, sender) {
|
||
var channel, parsed0;
|
||
|
||
try {
|
||
parsed0 = JSON.parse(msg);
|
||
channel = channels[parsed0.channel];
|
||
if (!channel) { return; }
|
||
if (channel.userList.indexOf(sender) === -1) { return; }
|
||
} catch (e) {
|
||
console.log(msg);
|
||
console.error(e);
|
||
// Not an ID message
|
||
return;
|
||
}
|
||
|
||
var decryptedMsg = channel.encryptor.decrypt(parsed0.msg);
|
||
|
||
if (decryptedMsg === null) {
|
||
return void console.error("Failed to decrypt message");
|
||
}
|
||
|
||
if (!decryptedMsg) {
|
||
console.error('decrypted message was falsey but not null');
|
||
return;
|
||
}
|
||
|
||
var parsed;
|
||
try {
|
||
parsed = JSON.parse(decryptedMsg);
|
||
} catch (e) {
|
||
console.error(decryptedMsg);
|
||
return;
|
||
}
|
||
if (parsed[0] !== Types.mapId && parsed[0] !== Types.mapIdAck) { return; }
|
||
|
||
// check that the responding peer's encrypted netflux id matches
|
||
// the sender field. This is to prevent replay attacks.
|
||
if (parsed[2] !== sender || !parsed[1]) { return; }
|
||
channel.mapId[sender] = parsed[1];
|
||
checkFriendData(parsed[1].curvePublic, parsed[1]);
|
||
eachHandler('join', function (f) {
|
||
f(parsed[1], channel.id);
|
||
});
|
||
|
||
if (parsed[0] !== Types.mapId) { return; } // Don't send your key if it's already an ACK
|
||
// Answer with your own key
|
||
var myData = createData(proxy);
|
||
delete myData.channel;
|
||
var rMsg = [Types.mapIdAck, myData, channel.wc.myID];
|
||
var rMsgStr = JSON.stringify(rMsg);
|
||
var cryptMsg = channel.encryptor.encrypt(rMsgStr);
|
||
var data = {
|
||
channel: channel.id,
|
||
msg: cryptMsg
|
||
};
|
||
network.sendto(sender, JSON.stringify(data));
|
||
};
|
||
|
||
var orderMessages = function (channel, new_messages /*, sig */) {
|
||
var messages = channel.messages;
|
||
|
||
// TODO improve performance, guarantee correct ordering
|
||
new_messages.reverse().forEach(function (msg) {
|
||
messages.unshift(msg);
|
||
});
|
||
};
|
||
|
||
var removeFromFriendList = function (curvePublic, cb) {
|
||
if (!proxy.friends) { return; }
|
||
var friends = proxy.friends;
|
||
delete friends[curvePublic];
|
||
Realtime.whenRealtimeSyncs(realtime, cb);
|
||
};
|
||
|
||
var pushMsg = function (channel, cryptMsg) {
|
||
var msg = channel.encryptor.decrypt(cryptMsg);
|
||
var sig = cryptMsg.slice(0, 64);
|
||
if (msgAlreadyKnown(channel, sig)) { return; }
|
||
|
||
var parsedMsg = JSON.parse(msg);
|
||
var curvePublic;
|
||
if (parsedMsg[0] === Types.message) {
|
||
// TODO validate messages here
|
||
var res = {
|
||
type: parsedMsg[0],
|
||
sig: sig,
|
||
author: parsedMsg[1],
|
||
time: parsedMsg[2],
|
||
text: parsedMsg[3],
|
||
channel: channel.id,
|
||
name: parsedMsg[4] // Display name for multi-user rooms
|
||
// this makes debugging a whole lot easier
|
||
//curve: getCurveForChannel(channel.id),
|
||
};
|
||
|
||
channel.messages.push(res);
|
||
if (!joining[channel.id]) {
|
||
// Channel is ready
|
||
eachHandler('message', function (f) {
|
||
f(res);
|
||
});
|
||
}
|
||
|
||
return true;
|
||
}
|
||
if (parsedMsg[0] === Types.update) {
|
||
checkFriendData(parsedMsg[1], parsedMsg[3]);
|
||
return;
|
||
}
|
||
if (parsedMsg[0] === Types.unfriend) {
|
||
curvePublic = parsedMsg[1];
|
||
|
||
// If this a removal from our part by in another tab, do nothing.
|
||
// The channel is already closed in the proxy.on('remove') part
|
||
if (curvePublic === proxy.curvePublic) { return; }
|
||
|
||
removeFromFriendList(curvePublic, function () {
|
||
channel.wc.leave(Types.unfriend);
|
||
delete channels[channel.id];
|
||
eachHandler('unfriend', function (f) {
|
||
f(curvePublic, false);
|
||
});
|
||
});
|
||
return;
|
||
}
|
||
};
|
||
|
||
/* Broadcast a display name, profile, or avatar change to all contacts
|
||
*/
|
||
|
||
// TODO send event...
|
||
messenger.updateMyData = function () {
|
||
var friends = getFriendList(proxy);
|
||
var mySyncData = friends.me;
|
||
var myData = createData(proxy);
|
||
if (!mySyncData || mySyncData.displayName !== myData.displayName
|
||
|| mySyncData.profile !== myData.profile
|
||
|| mySyncData.avatar !== myData.avatar) {
|
||
delete myData.channel;
|
||
Object.keys(channels).forEach(function (chan) {
|
||
var channel = channels[chan];
|
||
|
||
if (!channel) {
|
||
return void console.error('NO_SUCH_CHANNEL');
|
||
}
|
||
|
||
|
||
var msg = [Types.update, myData.curvePublic, +new Date(), myData];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
// TODO send event
|
||
//channel.refresh();
|
||
}, function (err) {
|
||
console.error(err);
|
||
});
|
||
});
|
||
eachHandler('update', function (f) {
|
||
f(myData, ['displayName', 'profile', 'avatar']);
|
||
});
|
||
friends.me = myData;
|
||
}
|
||
};
|
||
|
||
var onChannelReady = function (chanId) {
|
||
var cb = joining[chanId];
|
||
if (typeof(cb) !== 'function') {
|
||
return void console.error('channel ready without callback');
|
||
}
|
||
delete joining[chanId];
|
||
return cb();
|
||
};
|
||
|
||
var onDirectMessage = function (msg, sender) {
|
||
if (sender !== Msg.hk) { return void onIdMessage(msg, sender); }
|
||
var parsed = JSON.parse(msg);
|
||
|
||
if (/HISTORY_RANGE/.test(parsed[0])) {
|
||
//console.log(parsed);
|
||
var txid = parsed[1];
|
||
var req = getRangeRequest(txid);
|
||
var type = parsed[0];
|
||
if (!req) {
|
||
return void console.error("received response to unknown request");
|
||
}
|
||
|
||
if (type === 'HISTORY_RANGE') {
|
||
req.messages.push(parsed[2]);
|
||
} else if (type === 'HISTORY_RANGE_END') {
|
||
// process all the messages (decrypt)
|
||
var channel = getChannel(req.chanId);
|
||
|
||
var decrypted = req.messages.map(function (msg) {
|
||
if (msg[2] !== 'MSG') { return; }
|
||
try {
|
||
return {
|
||
d: JSON.parse(channel.encryptor.decrypt(msg[4])),
|
||
sig: msg[4].slice(0, 64),
|
||
};
|
||
} catch (e) {
|
||
console.log('failed to decrypt');
|
||
return null;
|
||
}
|
||
}).filter(function (decrypted) {
|
||
return decrypted;
|
||
}).map(function (O) {
|
||
return {
|
||
type: O.d[0],
|
||
sig: O.sig,
|
||
author: O.d[1],
|
||
time: O.d[2],
|
||
text: O.d[3],
|
||
channel: req.chanId,
|
||
name: O.d[4]
|
||
};
|
||
});
|
||
|
||
orderMessages(channel, decrypted, req.sig);
|
||
req.cb(void 0, decrypted);
|
||
return deleteRangeRequest(txid);
|
||
} else {
|
||
console.log(parsed);
|
||
}
|
||
return;
|
||
}
|
||
|
||
if ((parsed.validateKey || parsed.owners) && parsed.channel) {
|
||
return;
|
||
}
|
||
// End of initial history
|
||
if (parsed.state && parsed.state === 1 && parsed.channel) {
|
||
if (channels[parsed.channel]) {
|
||
// parsed.channel is Ready
|
||
// channel[parsed.channel].ready();
|
||
channels[parsed.channel].ready = true;
|
||
onChannelReady(parsed.channel);
|
||
var updateTypes = channels[parsed.channel].updateOnReady;
|
||
if (updateTypes) {
|
||
|
||
//channels[parsed.channel].updateUI(updateTypes);
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
// Initial history message
|
||
var chan = parsed[3];
|
||
if (!chan || !channels[chan]) { return; }
|
||
pushMsg(channels[chan], parsed[4]);
|
||
};
|
||
|
||
var onMessage = function (msg, sender, chan) {
|
||
if (!channels[chan.id]) { return; }
|
||
|
||
var isMessage = pushMsg(channels[chan.id], msg);
|
||
if (isMessage) {
|
||
if (channels[chan.id].wc.myID !== sender) {
|
||
// Don't notify for your own messages
|
||
//channels[chan.id].notify();
|
||
}
|
||
//channels[chan.id].refresh();
|
||
// TODO emit message event
|
||
}
|
||
};
|
||
|
||
// listen for messages...
|
||
network.on('message', function(msg, sender) {
|
||
onDirectMessage(msg, sender);
|
||
});
|
||
|
||
messenger.removeFriend = function (curvePublic, cb) {
|
||
if (typeof(cb) !== 'function') { throw new Error('NO_CALLBACK'); }
|
||
var data = getFriend(proxy, curvePublic);
|
||
|
||
if (!data) {
|
||
// friend is not valid
|
||
console.error('friend is not valid');
|
||
return void cb('INVALID_FRIEND');
|
||
}
|
||
|
||
var channel = channels[data.channel];
|
||
if (!channel) {
|
||
return void cb("NO_SUCH_CHANNEL");
|
||
}
|
||
|
||
if (!network.webChannels.some(function (wc) {
|
||
return wc.id === channel.id;
|
||
})) {
|
||
console.error('bad channel: ', curvePublic);
|
||
}
|
||
|
||
var msg = [Types.unfriend, proxy.curvePublic, +new Date()];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
|
||
try {
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
removeFromFriendList(curvePublic, function () {
|
||
delete channels[channel.id];
|
||
eachHandler('unfriend', function (f) {
|
||
f(curvePublic, true);
|
||
});
|
||
cb();
|
||
});
|
||
}, function (err) {
|
||
console.error(err);
|
||
cb(err);
|
||
});
|
||
} catch (e) {
|
||
cb(e);
|
||
}
|
||
};
|
||
|
||
var getChannelMessagesSince = function (chan, data, keys) {
|
||
console.log('Fetching [%s] messages since [%s]', chan.id, data.lastKnownHash || '');
|
||
var cfg = {
|
||
validateKey: keys ? keys.validateKey : undefined,
|
||
owners: [proxy.edPublic, data.edPublic],
|
||
lastKnownHash: data.lastKnownHash
|
||
};
|
||
var msg = ['GET_HISTORY', chan.id, cfg];
|
||
network.sendto(network.historyKeeper, JSON.stringify(msg))
|
||
.then(function () {}, function (err) {
|
||
throw new Error(err);
|
||
});
|
||
};
|
||
|
||
var openChannel = function (data) {
|
||
var keys = data.keys;
|
||
var encryptor = data.encryptor || Curve.createEncryptor(keys);
|
||
network.join(data.channel).then(function (chan) {
|
||
var channel = channels[data.channel] = {
|
||
id: data.channel,
|
||
isFriendChat: data.isFriendChat,
|
||
isPadChat: data.isPadChat,
|
||
sending: false,
|
||
encryptor: encryptor,
|
||
messages: [],
|
||
wc: chan,
|
||
userList: [],
|
||
mapId: {},
|
||
};
|
||
chan.on('message', function (msg, sender) {
|
||
onMessage(msg, sender, chan);
|
||
});
|
||
|
||
var onJoining = function (peer) {
|
||
if (peer === Msg.hk) { return; }
|
||
if (channel.userList.indexOf(peer) !== -1) { return; }
|
||
channel.userList.push(peer);
|
||
|
||
// Join event will be sent once we are able to ID this peer
|
||
var myData = createData(proxy);
|
||
delete myData.channel;
|
||
var msg = [Types.mapId, myData, chan.myID];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
var data = {
|
||
channel: channel.id,
|
||
msg: cryptMsg
|
||
};
|
||
network.sendto(peer, JSON.stringify(data));
|
||
};
|
||
chan.members.forEach(function (peer) {
|
||
if (peer === Msg.hk) { return; }
|
||
if (channel.userList.indexOf(peer) !== -1) { return; }
|
||
channel.userList.push(peer);
|
||
});
|
||
chan.on('join', onJoining);
|
||
chan.on('leave', function (peer) {
|
||
var i = channel.userList.indexOf(peer);
|
||
while (i !== -1) {
|
||
channel.userList.splice(i, 1);
|
||
i = channel.userList.indexOf(peer);
|
||
}
|
||
// update status
|
||
var otherData = channel.mapId[peer];
|
||
if (!otherData) { return; }
|
||
|
||
// Make sure the leaving user is not connected with another netflux id
|
||
if (channel.userList.some(function (nId) {
|
||
return channel.mapId[nId]
|
||
&& channel.mapId[nId].curvePublic === otherData.curvePublic;
|
||
})) { return; }
|
||
|
||
// Send the notification
|
||
eachHandler('leave', function (f) {
|
||
f(otherData, channel.id);
|
||
});
|
||
});
|
||
|
||
// FIXME don't subscribe to the channel implicitly
|
||
getChannelMessagesSince(chan, data, keys);
|
||
}, function (err) {
|
||
console.error(err);
|
||
});
|
||
};
|
||
|
||
messenger.getFriendList = function (cb) {
|
||
var friends = proxy.friends;
|
||
if (!friends) { return void cb(void 0, []); }
|
||
|
||
cb(void 0, Object.keys(proxy.friends).filter(function (k) {
|
||
return k !== 'me';
|
||
}));
|
||
};
|
||
|
||
/*messenger.openFriendChannel = function (curvePublic, cb) {
|
||
if (typeof(curvePublic) !== 'string') { return void cb('INVALID_ID'); }
|
||
if (typeof(cb) !== 'function') { throw new Error('expected callback'); }
|
||
|
||
var friend = clone(friends[curvePublic]);
|
||
if (typeof(friend) !== 'object') {
|
||
return void cb('NO_FRIEND_DATA');
|
||
}
|
||
var channel = friend.channel;
|
||
if (!channel) { return void cb('E_NO_CHANNEL'); }
|
||
joining[channel] = cb;
|
||
openFriendChannel(friend, curvePublic);
|
||
};*/
|
||
|
||
messenger.sendMessage = function (id, payload, cb) {
|
||
var channel = getChannel(id);
|
||
if (!channel) { return void cb('NO_CHANNEL'); }
|
||
if (!network.webChannels.some(function (wc) {
|
||
if (wc.id === channel.wc.id) { return true; }
|
||
})) {
|
||
return void cb('NO_SUCH_CHANNEL');
|
||
}
|
||
|
||
var msg = [Types.message, proxy.curvePublic, +new Date(), payload];
|
||
if (!channel.isFriendChat) {
|
||
msg.push(proxy[Constants.displayNameKey]);
|
||
}
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
pushMsg(channel, cryptMsg);
|
||
cb();
|
||
}, function (err) {
|
||
cb(err);
|
||
});
|
||
};
|
||
|
||
messenger.getStatus = function (chanId, cb) {
|
||
// Display green status if one member is not me
|
||
var channel = getChannel(chanId);
|
||
if (!channel) { return void cb('NO_SUCH_CHANNEL'); }
|
||
var online = channel.userList.some(function (nId) {
|
||
var data = channel.mapId[nId] || undefined;
|
||
if (!data) { return false; }
|
||
return data.curvePublic !== proxy.curvePublic;
|
||
});
|
||
cb(void 0, online);
|
||
};
|
||
|
||
messenger.getFriendInfo = function (channel, cb) {
|
||
setTimeout(function () {
|
||
var friend;
|
||
for (var k in friends) {
|
||
if (friends[k].channel === channel) {
|
||
friend = friends[k];
|
||
break;
|
||
}
|
||
}
|
||
if (!friend) { return void cb('NO_SUCH_FRIEND'); }
|
||
// this clone will be redundant when ui uses postmessage
|
||
cb(void 0, clone(friend));
|
||
});
|
||
};
|
||
|
||
messenger.getMyInfo = function (cb) {
|
||
cb(void 0, {
|
||
curvePublic: proxy.curvePublic,
|
||
displayName: proxy[Constants.displayNameKey]
|
||
});
|
||
};
|
||
|
||
var loadFriend = function (friend, cb) {
|
||
var channel = friend.channel;
|
||
if (getChannel(channel)) { return void cb(); }
|
||
|
||
joining[channel] = cb;
|
||
var keys = Curve.deriveKeys(friend.curvePublic, proxy.curvePrivate);
|
||
var data = {
|
||
keys: keys,
|
||
channel: friend.channel,
|
||
lastKnownHash: friend.lastKnownHash,
|
||
owners: [proxy.edPublic, friend.edPublic],
|
||
isFriendChat: true
|
||
};
|
||
openChannel(data);
|
||
};
|
||
|
||
// Detect friends changes made in another worker
|
||
proxy.on('change', ['friends'], function (o, n, p) {
|
||
var curvePublic;
|
||
if (o === undefined) {
|
||
// new friend added
|
||
curvePublic = p.slice(-1)[0];
|
||
|
||
// Load channel
|
||
var friend = friends[curvePublic];
|
||
if (typeof(friend) !== 'object') { return; }
|
||
var channel = friend.channel;
|
||
if (!channel) { return; }
|
||
loadFriend(friend, function () {
|
||
eachHandler('friend', function (f) {
|
||
f(curvePublic);
|
||
});
|
||
});
|
||
return;
|
||
}
|
||
|
||
if (typeof(n) === 'undefined') {
|
||
// Handled by .on('remove')
|
||
return;
|
||
}
|
||
console.error(o, n, p);
|
||
}).on('remove', ['friends'], function (o, p) {
|
||
var curvePublic = p[1];
|
||
if (!curvePublic) { return; }
|
||
if (p[2] !== 'channel') { return; }
|
||
var channel = channels[o];
|
||
channel.wc.leave(Types.unfriend);
|
||
delete channels[channel.id];
|
||
eachHandler('unfriend', function (f) {
|
||
f(curvePublic, true);
|
||
});
|
||
});
|
||
|
||
// Friend added in our contacts in the current worker
|
||
messenger.onFriendAdded = function (friendData) {
|
||
var friend = friends[friendData.curvePublic];
|
||
if (typeof(friend) !== 'object') { return; }
|
||
var channel = friend.channel;
|
||
if (!channel) { return; }
|
||
loadFriend(friend, function () {
|
||
eachHandler('friend', function (f) {
|
||
f(friend.curvePublic);
|
||
});
|
||
});
|
||
};
|
||
|
||
var ready = false;
|
||
var init = function () {
|
||
var friends = getFriendList(proxy);
|
||
|
||
nThen(function (waitFor) {
|
||
Object.keys(friends).forEach(function (key) {
|
||
if (key === 'me') { return; }
|
||
var friend = clone(friends[key]);
|
||
if (typeof(friend) !== 'object') { return; }
|
||
var channel = friend.channel;
|
||
if (!channel) { return; }
|
||
loadFriend(friend, waitFor());
|
||
});
|
||
// TODO load rooms
|
||
}).nThen(function () {
|
||
// TODO send event chat ready
|
||
// Remove spinner in chatbox
|
||
ready = true;
|
||
eachHandler('event', function (f) {
|
||
f('READY');
|
||
});
|
||
});
|
||
};
|
||
init();
|
||
|
||
var getRooms = function (data, cb) {
|
||
if (data && data.curvePublic) {
|
||
var curvePublic = data.curvePublic;
|
||
// We need to get data about a new friend's room
|
||
var friend = getFriend(proxy, curvePublic);
|
||
if (!friend) { return void cb({error: 'NO_SUCH_FRIEND'}); }
|
||
var channel = getChannel(friend.channel);
|
||
if (!channel) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
||
return void cb([{
|
||
id: channel.id,
|
||
isFriendChat: true,
|
||
name: friend.displayName,
|
||
lastKnownHash: friend.lastKnownHash,
|
||
curvePublic: friend.curvePublic,
|
||
messages: channel.messages
|
||
}]);
|
||
}
|
||
|
||
if (data && data.padChat) {
|
||
var pCChannel = getChannel(data.padChat);
|
||
if (!pCChannel) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
||
return void cb([{
|
||
id: pCChannel.id,
|
||
isPadChat: true,
|
||
messages: pCChannel.messages
|
||
}]);
|
||
}
|
||
|
||
var rooms = Object.keys(channels).map(function (id) {
|
||
var r = getChannel(id);
|
||
var name, lastKnownHash, curvePublic;
|
||
if (r.isFriendChat) {
|
||
var friend = getFriendFromChannel(id);
|
||
if (!friend) { return null; }
|
||
name = friend.displayName;
|
||
lastKnownHash = friend.lastKnownHash;
|
||
curvePublic = friend.curvePublic;
|
||
} else {
|
||
// TODO room get metadata (name) && lastKnownHash
|
||
}
|
||
return {
|
||
id: r.id,
|
||
isFriendChat: r.isFriendChat,
|
||
name: name,
|
||
lastKnownHash: lastKnownHash,
|
||
curvePublic: curvePublic,
|
||
messages: r.messages
|
||
};
|
||
}).filter(function (x) { return x; });
|
||
cb(rooms);
|
||
};
|
||
|
||
var getUserList = function (data, cb) {
|
||
var room = getChannel(data.id);
|
||
if (!room) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
||
if (room.isFriendChat) {
|
||
var friend = getFriendFromChannel(data.id);
|
||
if (!friend) { return void cb({error: 'NO_SUCH_FRIEND'}); }
|
||
cb([friend]);
|
||
} else {
|
||
// TODO room userlist in rooms...
|
||
// (this is the static userlist, not the netflux one)
|
||
cb([]);
|
||
}
|
||
};
|
||
|
||
var openPadChat = function (data, cb) {
|
||
var channel = data.channel;
|
||
var keys = data.secret && data.secret.keys;
|
||
var cryptKey = keys.viewKeyStr ? Crypto.b64AddSlashes(keys.viewKeyStr) : data.secret.key;
|
||
var encryptor = Crypto.createEncryptor(cryptKey);
|
||
var chanData = {
|
||
encryptor: encryptor,
|
||
channel: data.channel,
|
||
isPadChat: true,
|
||
//lastKnownHash: friend.lastKnownHash,
|
||
//owners: [proxy.edPublic, friend.edPublic],
|
||
//isFriendChat: true
|
||
};
|
||
openChannel(chanData);
|
||
joining[channel] = function () {
|
||
eachHandler('event', function (f) {
|
||
f('PADCHAT_READY', channel);
|
||
});
|
||
};
|
||
cb();
|
||
};
|
||
|
||
messenger.execCommand = function (obj, cb) {
|
||
var cmd = obj.cmd;
|
||
var data = obj.data;
|
||
if (cmd === 'IS_READY') {
|
||
return void cb(ready);
|
||
}
|
||
if (cmd === 'GET_ROOMS') {
|
||
return void getRooms(data, cb);
|
||
}
|
||
if (cmd === 'GET_USERLIST') {
|
||
return void getUserList(data, cb);
|
||
}
|
||
if (cmd === 'OPEN_PAD_CHAT') {
|
||
return void openPadChat(data, cb);
|
||
}
|
||
};
|
||
|
||
Object.freeze(messenger);
|
||
|
||
return messenger;
|
||
};
|
||
|
||
return Msg;
|
||
});
|