|
|
define([
|
|
|
'/bower_components/chainpad-crypto/crypto.js',
|
|
|
'/common/common-hash.js',
|
|
|
'/common/common-util.js',
|
|
|
'/common/common-realtime.js',
|
|
|
'/common/common-messaging.js',
|
|
|
'/common/common-constants.js',
|
|
|
'/customize/messages.js',
|
|
|
'/customize/application_config.js',
|
|
|
|
|
|
'/bower_components/nthen/index.js',
|
|
|
], function (Crypto, Hash, Util, Realtime, Messaging, Constants, Messages, AppConfig, nThen) {
|
|
|
'use strict';
|
|
|
var Curve = Crypto.Curve;
|
|
|
|
|
|
var Msg = {};
|
|
|
|
|
|
var Types = {
|
|
|
message: 'MSG',
|
|
|
unfriend: 'UNFRIEND',
|
|
|
mapId: 'MAP_ID',
|
|
|
mapIdAck: 'MAP_ID_ACK'
|
|
|
};
|
|
|
|
|
|
var clone = function (o) {
|
|
|
return JSON.parse(JSON.stringify(o));
|
|
|
};
|
|
|
|
|
|
var convertToUint8 = function (obj) {
|
|
|
var l = Object.keys(obj).length;
|
|
|
var u = new Uint8Array(l);
|
|
|
for (var i = 0; i<l; i++) {
|
|
|
u[i] = obj[i];
|
|
|
}
|
|
|
return u;
|
|
|
};
|
|
|
|
|
|
var createData = Messaging.createData;
|
|
|
|
|
|
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.sig === sig;
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var getFriendFromChannel = function (ctx, id) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var friends = getFriendList(proxy);
|
|
|
var friend;
|
|
|
for (var k in friends) {
|
|
|
if (friends[k].channel === id) {
|
|
|
friend = friends[k];
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
return friend;
|
|
|
};
|
|
|
|
|
|
var initRangeRequest = function (ctx, txid, chanId, cb) {
|
|
|
if (!ctx.range_requests) { ctx.range_requests = {}; }
|
|
|
ctx.range_requests[txid] = {
|
|
|
messages: [],
|
|
|
cb: cb,
|
|
|
chanId: chanId,
|
|
|
};
|
|
|
};
|
|
|
var getRangeRequest = function (ctx, txid) {
|
|
|
return ctx.range_requests[txid];
|
|
|
};
|
|
|
var deleteRangeRequest = function (ctx, txid) {
|
|
|
delete ctx.range_requests[txid];
|
|
|
};
|
|
|
|
|
|
// History
|
|
|
var getMoreHistory = function (ctx, chanId, hash, count, cb) {
|
|
|
if (typeof(cb) !== 'function') { return; }
|
|
|
|
|
|
if (typeof(hash) !== 'string') {
|
|
|
// Channel is empty!
|
|
|
return void cb([]);
|
|
|
}
|
|
|
|
|
|
var chan = ctx.channels[chanId];
|
|
|
if (typeof(chan) === 'undefined') {
|
|
|
console.error("chan is undefined. we're going to have a problem here");
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
var txid = Util.uid();
|
|
|
initRangeRequest(ctx, txid, chanId, cb);
|
|
|
var msg = [ 'GET_HISTORY_RANGE', chan.id, {
|
|
|
from: hash,
|
|
|
count: count,
|
|
|
txid: txid,
|
|
|
}
|
|
|
];
|
|
|
|
|
|
var network = ctx.store.network;
|
|
|
network.sendto(network.historyKeeper, JSON.stringify(msg)).then(function () {
|
|
|
}, function (err) {
|
|
|
console.error(err);
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var getChannelMessagesSince = function (ctx, channel, data, keys) {
|
|
|
var network = ctx.store.network;
|
|
|
console.log('Fetching [%s] messages since [%s]', channel.id, data.lastKnownHash || '');
|
|
|
|
|
|
if (channel.isPadChat || channel.isTeamChat) {
|
|
|
// We need to use GET_HISTORY_RANGE to make sure we won't get the full history
|
|
|
var txid = Util.uid();
|
|
|
initRangeRequest(ctx, txid, channel.id, undefined);
|
|
|
var msg0 = ['GET_HISTORY_RANGE', channel.id, {
|
|
|
//from: hash,
|
|
|
count: 10,
|
|
|
txid: txid,
|
|
|
}
|
|
|
];
|
|
|
network.sendto(network.historyKeeper, JSON.stringify(msg0)).then(function () {
|
|
|
}, function (err) {
|
|
|
console.error(err);
|
|
|
});
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// Friend chat, intial history
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var friend = getFriendFromChannel(ctx, channel.id) || {};
|
|
|
var cfg = {
|
|
|
metadata: {
|
|
|
validateKey: keys ? keys.validateKey : undefined,
|
|
|
owners: [proxy.edPublic, friend.edPublic],
|
|
|
},
|
|
|
lastKnownHash: data.lastKnownHash
|
|
|
};
|
|
|
var msg = ['GET_HISTORY', channel.id, cfg];
|
|
|
network.sendto(network.historyKeeper, JSON.stringify(msg))
|
|
|
.then(function () {}, function (err) {
|
|
|
console.error(err);
|
|
|
});
|
|
|
};
|
|
|
|
|
|
|
|
|
var setChannelHead = function (ctx, id, hash, cb) {
|
|
|
var channel = ctx.channels[id];
|
|
|
if (channel.isFriendChat) {
|
|
|
var friend = getFriendFromChannel(ctx, id);
|
|
|
if (!friend) { return void cb({error: 'NO_SUCH_FRIEND'}); }
|
|
|
friend.lastKnownHash = hash;
|
|
|
} else if (channel.isPadChat) {
|
|
|
// Nothing to do
|
|
|
} else if (channel.isTeamChat) {
|
|
|
// Nothing to do
|
|
|
} else {
|
|
|
// TODO room
|
|
|
return void cb({error: 'NOT_IMPLEMENTED'});
|
|
|
}
|
|
|
cb();
|
|
|
};
|
|
|
|
|
|
var onChannelReady = function (ctx, chanId) {
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (!channel) { return; }
|
|
|
channel.ready = true;
|
|
|
channel.onReady.fire();
|
|
|
};
|
|
|
|
|
|
// Id message allows us to map a netfluxId with a public curve key
|
|
|
var onIdMessage = function (ctx, msg, sender) {
|
|
|
// Parse the history message and make sure it is related to an existing channel
|
|
|
var channel, parsed0;
|
|
|
try {
|
|
|
parsed0 = JSON.parse(msg);
|
|
|
channel = ctx.channels[parsed0.channel];
|
|
|
if (!channel || channel.wc.members.indexOf(sender) === -1) { return; }
|
|
|
} catch (e) {
|
|
|
return void console.error(e, msg);
|
|
|
}
|
|
|
|
|
|
// Decrypt and parse its content...
|
|
|
var decryptedMsg = channel.decrypt(parsed0.msg);
|
|
|
if (!decryptedMsg) { return void console.error("Failed to decrypt message"); }
|
|
|
var parsed = Util.tryParse(decryptedMsg);
|
|
|
if (!parsed) { return void console.error(decryptedMsg); }
|
|
|
|
|
|
// Keep only ID messages here
|
|
|
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];
|
|
|
ctx.emit('JOIN', {
|
|
|
info: parsed[1],
|
|
|
id: channel.id
|
|
|
}, channel.clients);
|
|
|
|
|
|
if (channel.readOnly) { return; } // Don't send your key if you're a reader
|
|
|
if (parsed[0] !== Types.mapId) { return; } // Don't send your key if it's already an ACK
|
|
|
|
|
|
// Answer with your own key
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var myData = createData(proxy);
|
|
|
delete myData.channel;
|
|
|
var rMsg = [Types.mapIdAck, myData, channel.wc.myID];
|
|
|
var rMsgStr = JSON.stringify(rMsg);
|
|
|
var cryptMsg = channel.encrypt(rMsgStr);
|
|
|
var data = {
|
|
|
channel: channel.id,
|
|
|
msg: cryptMsg
|
|
|
};
|
|
|
var network = ctx.store.network;
|
|
|
network.sendto(sender, JSON.stringify(data));
|
|
|
};
|
|
|
|
|
|
var orderMessages = function (channel, new_messages) {
|
|
|
var messages = channel.messages;
|
|
|
// TODO improve performance, guarantee correct ordering
|
|
|
new_messages.reverse().forEach(function (msg) {
|
|
|
messages.unshift(msg);
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var removeFromFriendList = function (ctx, curvePublic, cb) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var friends = proxy.friends;
|
|
|
if (!friends) { return; }
|
|
|
delete friends[curvePublic];
|
|
|
Realtime.whenRealtimeSyncs(ctx.store.realtime, function () {
|
|
|
ctx.updateMetadata();
|
|
|
cb();
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var pushMsg = function (ctx, channel, cryptMsg) {
|
|
|
var sig = cryptMsg.slice(0, 64);
|
|
|
if (msgAlreadyKnown(channel, sig)) { return; }
|
|
|
var msg = channel.decrypt(cryptMsg);
|
|
|
|
|
|
var parsedMsg = JSON.parse(msg);
|
|
|
var curvePublic;
|
|
|
// Chat message
|
|
|
if (parsedMsg[0] === Types.message) {
|
|
|
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
|
|
|
};
|
|
|
|
|
|
channel.messages.push(res);
|
|
|
if (channel.ready) { ctx.emit('MESSAGE', res, channel.clients); }
|
|
|
|
|
|
return true;
|
|
|
}
|
|
|
var proxy = ctx.store.proxy;
|
|
|
if (parsedMsg[0] === Types.unfriend) {
|
|
|
curvePublic = parsedMsg[1];
|
|
|
|
|
|
// If this a removal from our part in another tab, do nothing.
|
|
|
// The channel is already closed in the proxy.on('remove') part
|
|
|
if (curvePublic === proxy.curvePublic) { return; }
|
|
|
|
|
|
removeFromFriendList(ctx, curvePublic, function () {
|
|
|
channel.wc.leave(Types.unfriend);
|
|
|
var network = ctx.store.network;
|
|
|
if (channel.onReconnect) { network.off('reconnect', channel.onReconnect); }
|
|
|
delete ctx.channels[channel.id];
|
|
|
ctx.emit('UNFRIEND', {
|
|
|
curvePublic: curvePublic,
|
|
|
fromMe: false
|
|
|
}, channel.clients);
|
|
|
});
|
|
|
return;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
var onDirectMessage = function (ctx, msg, sender) {
|
|
|
var hk = ctx.store.network.historyKeeper;
|
|
|
if (sender !== hk) { return void onIdMessage(ctx, msg, sender); }
|
|
|
var parsed = JSON.parse(msg);
|
|
|
|
|
|
if ((parsed.validateKey || parsed.owners) && parsed.channel) {
|
|
|
// Metadata message
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
var channel;
|
|
|
|
|
|
if (/HISTORY_RANGE/.test(parsed[0])) {
|
|
|
var txid = parsed[1];
|
|
|
var req = getRangeRequest(ctx, txid);
|
|
|
var type = parsed[0];
|
|
|
if (!req) { return; }
|
|
|
channel = ctx.channels[req.chanId];
|
|
|
if (!channel) { return; }
|
|
|
|
|
|
if (!req.cb) { // This is the initial history for a pad chat
|
|
|
if (type === 'HISTORY_RANGE') {
|
|
|
if (!Array.isArray(parsed[2])) { return; }
|
|
|
pushMsg(ctx, channel, parsed[2][4]);
|
|
|
} else if (type === 'HISTORY_RANGE_END') {
|
|
|
onChannelReady(ctx, req.chanId);
|
|
|
return deleteRangeRequest(ctx, txid);
|
|
|
}
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// "More history": we need to store all the messages and cb all of them at once
|
|
|
// to make sure we won't display them in the wrong order (we receive the oldest first...)
|
|
|
if (type === 'HISTORY_RANGE') {
|
|
|
req.messages.push(parsed[2]);
|
|
|
} else if (type === 'HISTORY_RANGE_END') {
|
|
|
// process all the messages (decrypt)
|
|
|
var decrypted = req.messages.map(function (msg) {
|
|
|
if (msg[2] !== 'MSG') { return; }
|
|
|
try {
|
|
|
return {
|
|
|
d: JSON.parse(channel.decrypt(msg[4])),
|
|
|
sig: msg[4].slice(0, 64),
|
|
|
};
|
|
|
} catch (e) {
|
|
|
return void console.log('failed to decrypt');
|
|
|
}
|
|
|
}).filter(function (decrypted) {
|
|
|
if (!decrypted || !decrypted.d || decrypted.d[0] !== Types.message) { return; }
|
|
|
if (msgAlreadyKnown(channel, decrypted.sig)) { return; }
|
|
|
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.cb(decrypted);
|
|
|
return deleteRangeRequest(ctx, txid);
|
|
|
} else {
|
|
|
console.log(parsed);
|
|
|
}
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
if (parsed.channel && ctx.channels[parsed.channel]) {
|
|
|
channel = ctx.channels[parsed.channel];
|
|
|
// Error in initial history
|
|
|
// History cleared while we're in the channel
|
|
|
if (parsed.error === 'ECLEARED') {
|
|
|
setChannelHead(ctx, parsed.channel, '', function () {});
|
|
|
channel.messages = [];
|
|
|
ctx.emit('CLEAR_CHANNEL', parsed.channel, channel.clients);
|
|
|
return;
|
|
|
}
|
|
|
// History cleared while we were offline
|
|
|
// ==> we asked for an invalid last known hash
|
|
|
if (parsed.error && parsed.error === "EINVAL") {
|
|
|
setChannelHead(ctx, parsed.channel, '', function () {
|
|
|
getChannelMessagesSince(ctx, channel, {}, {});
|
|
|
});
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// End of initial history
|
|
|
if (parsed.state && parsed.state === 1 && parsed.channel) {
|
|
|
return void onChannelReady(ctx, parsed.channel);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
// Initial history message
|
|
|
channel = ctx.channels[parsed[3]];
|
|
|
if (!channel) { return; }
|
|
|
pushMsg(ctx, channel, parsed[4]);
|
|
|
};
|
|
|
|
|
|
var onMessage = function (ctx, msg, sender, chan) {
|
|
|
var channel = ctx.channels[chan.id];
|
|
|
if (!channel) { return; }
|
|
|
pushMsg(ctx, channel, msg);
|
|
|
};
|
|
|
|
|
|
var onFriendRemoved = function (ctx, curvePublic, chanId) {
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (!channel) { return; }
|
|
|
if (channel.wc) {
|
|
|
channel.wc.leave(Types.unfriend);
|
|
|
}
|
|
|
var network = ctx.store.network;
|
|
|
if (channel.onReconnect) { network.off('reconnect', channel.onReconnect); }
|
|
|
delete ctx.channels[channel.id];
|
|
|
ctx.emit('UNFRIEND', {
|
|
|
curvePublic: curvePublic,
|
|
|
fromMe: true
|
|
|
}, ctx.friendsClients);
|
|
|
};
|
|
|
var removeFriend = function (ctx, curvePublic, _cb) {
|
|
|
var cb = Util.once(_cb);
|
|
|
if (typeof(cb) !== 'function') { return void console.error('NO_CALLBACK'); }
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var data = getFriend(proxy, curvePublic);
|
|
|
|
|
|
if (!data) {
|
|
|
// friend is not valid
|
|
|
console.error('friend is not valid');
|
|
|
return void cb({error: 'INVALID_FRIEND'});
|
|
|
}
|
|
|
|
|
|
var channel = ctx.channels[data.channel];
|
|
|
|
|
|
// Unfriend with mailbox
|
|
|
if (ctx.store.mailbox && data.curvePublic && data.notifications) {
|
|
|
Messaging.removeFriend(ctx.store, curvePublic, function (obj) {
|
|
|
if (obj && obj.error) { return void cb({error:obj.error}); }
|
|
|
ctx.updateMetadata();
|
|
|
cb(obj);
|
|
|
});
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
// Unfriend with channel
|
|
|
if (!channel) {
|
|
|
return void cb({error: "NO_SUCH_CHANNEL"});
|
|
|
}
|
|
|
try {
|
|
|
var msg = [Types.unfriend, proxy.curvePublic, +new Date()];
|
|
|
var msgStr = JSON.stringify(msg);
|
|
|
var cryptMsg = channel.encrypt(msgStr);
|
|
|
channel.wc.bcast(cryptMsg).then(function () {}, function (err) {
|
|
|
if (err) { return void cb({error:err}); }
|
|
|
onFriendRemoved(ctx, curvePublic, data.channel);
|
|
|
removeFromFriendList(ctx, curvePublic, function () {
|
|
|
cb();
|
|
|
});
|
|
|
});
|
|
|
} catch (e) {
|
|
|
cb({error: e});
|
|
|
}
|
|
|
};
|
|
|
|
|
|
var getAllClients = function (ctx) {
|
|
|
var all = [];
|
|
|
Array.prototype.push.apply(all, ctx.friendsClients);
|
|
|
Object.keys(ctx.channels).forEach(function (id) {
|
|
|
Array.prototype.push.apply(all, ctx.channels[id].clients);
|
|
|
});
|
|
|
return Util.deduplicateString(all);
|
|
|
};
|
|
|
|
|
|
var muteUser = function (ctx, data, _cb) {
|
|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var muted = proxy.mutedUsers = proxy.mutedUsers || {};
|
|
|
if (muted[data.curvePublic]) { return void cb(); }
|
|
|
muted[data.curvePublic] = data;
|
|
|
ctx.emit('UPDATE_MUTED', null, getAllClients(ctx));
|
|
|
cb();
|
|
|
};
|
|
|
var unmuteUser = function (ctx, curvePublic, _cb) {
|
|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var muted = proxy.mutedUsers = proxy.mutedUsers || {};
|
|
|
delete muted[curvePublic];
|
|
|
ctx.emit('UPDATE_MUTED', null, getAllClients(ctx));
|
|
|
cb(Object.keys(muted).length);
|
|
|
};
|
|
|
var getMutedUsers = function (ctx, cb) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
if (cb) {
|
|
|
return void cb(proxy.mutedUsers || {});
|
|
|
}
|
|
|
return proxy.mutedUsers || {};
|
|
|
};
|
|
|
|
|
|
var openChannel = function (ctx, data) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var network = ctx.store.network;
|
|
|
var hk = network.historyKeeper;
|
|
|
|
|
|
var keys = data.keys;
|
|
|
var encryptor = data.encryptor || Curve.createEncryptor(keys);
|
|
|
var channel = {
|
|
|
id: data.channel,
|
|
|
isFriendChat: data.isFriendChat,
|
|
|
isPadChat: data.isPadChat,
|
|
|
isTeamChat: data.isTeamChat,
|
|
|
padChan: data.padChan, // Channel ID of the pad linked to this pad chat
|
|
|
readOnly: data.readOnly,
|
|
|
ready: false,
|
|
|
onReady: Util.mkEvent(true),
|
|
|
sending: false,
|
|
|
messages: [],
|
|
|
clients: data.clients || [],
|
|
|
onUserlistUpdate: data.onUserlistUpdate || function () {},
|
|
|
mapId: {},
|
|
|
};
|
|
|
|
|
|
if (data.onReady) { channel.onReady.reg(data.onReady); }
|
|
|
|
|
|
channel.encrypt = function (msg) {
|
|
|
if (channel.readOnly) { return; }
|
|
|
return encryptor.encrypt(msg);
|
|
|
};
|
|
|
channel.decrypt = data.decrypt || function (msg) {
|
|
|
return encryptor.decrypt(msg);
|
|
|
};
|
|
|
|
|
|
var onJoining = function (peer) {
|
|
|
if (peer === hk) { return; }
|
|
|
if (channel.readOnly) { return; }
|
|
|
|
|
|
// 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, channel.wc.myID];
|
|
|
var msgStr = JSON.stringify(msg);
|
|
|
var cryptMsg = channel.encrypt(msgStr);
|
|
|
var data = {
|
|
|
channel: channel.id,
|
|
|
msg: cryptMsg
|
|
|
};
|
|
|
network.sendto(peer, JSON.stringify(data));
|
|
|
};
|
|
|
|
|
|
var onLeaving = function (peer) {
|
|
|
if (peer === hk) { return; }
|
|
|
|
|
|
// update status
|
|
|
var otherData = channel.mapId[peer];
|
|
|
if (!otherData) { return; }
|
|
|
|
|
|
// Make sure the leaving user is not connected with another netflux id
|
|
|
if (channel.wc.members.some(function (nId) {
|
|
|
return channel.mapId[nId]
|
|
|
&& channel.mapId[nId].curvePublic === otherData.curvePublic;
|
|
|
})) { return; }
|
|
|
|
|
|
// Send the notification
|
|
|
ctx.emit('LEAVE', {
|
|
|
info: otherData,
|
|
|
id: channel.id
|
|
|
}, channel.clients);
|
|
|
};
|
|
|
|
|
|
var onOpen = function (chan) {
|
|
|
channel.wc = chan;
|
|
|
ctx.channels[data.channel] = channel;
|
|
|
|
|
|
chan.on('message', function (msg, sender) {
|
|
|
onMessage(ctx, msg, sender, chan);
|
|
|
});
|
|
|
|
|
|
chan.on('join', onJoining);
|
|
|
chan.on('leave', onLeaving);
|
|
|
|
|
|
getChannelMessagesSince(ctx, channel, data, keys);
|
|
|
};
|
|
|
network.join(data.channel).then(onOpen, function (err) {
|
|
|
console.error(err);
|
|
|
});
|
|
|
channel.onReconnect = function () {
|
|
|
if (channel && channel.stopped) { return; }
|
|
|
if (!ctx.channels[data.channel]) { return; }
|
|
|
|
|
|
network.join(data.channel).then(onOpen, function (err) {
|
|
|
console.error(err);
|
|
|
});
|
|
|
};
|
|
|
network.on('reconnect', channel.onReconnect);
|
|
|
};
|
|
|
|
|
|
var sendMessage = function (ctx, id, payload, cb) {
|
|
|
var channel = ctx.channels[id];
|
|
|
if (!channel) { return void cb({error: 'NO_CHANNEL'}); }
|
|
|
if (channel.readOnly) { return void cb({error: 'FORBIDDEN'}); }
|
|
|
|
|
|
var network = ctx.store.network;
|
|
|
if (!network.webChannels.some(function (wc) {
|
|
|
if (wc.id === channel.wc.id) { return true; }
|
|
|
})) {
|
|
|
return void cb({error: 'NO_SUCH_CHANNEL'});
|
|
|
}
|
|
|
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var msg = [Types.message, proxy.curvePublic, +new Date(), payload];
|
|
|
if (!channel.isFriendChat) {
|
|
|
var name = proxy[Constants.displayNameKey] ||
|
|
|
Messages.anonymous + '#' + proxy.uid.slice(0,5);
|
|
|
msg.push(name);
|
|
|
}
|
|
|
var msgStr = JSON.stringify(msg);
|
|
|
var cryptMsg = channel.encrypt(msgStr);
|
|
|
|
|
|
channel.wc.bcast(cryptMsg).then(function () {
|
|
|
pushMsg(ctx, channel, cryptMsg);
|
|
|
cb();
|
|
|
}, function (err) {
|
|
|
cb({error: err});
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var getOnlineList = function (ctx, chanId) {
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (!channel) { return; }
|
|
|
var online = []; // Store online members to avoid duplicates
|
|
|
|
|
|
// Add ourselves
|
|
|
var myData = createData(ctx.store.proxy, false);
|
|
|
online.push(myData.curvePublic);
|
|
|
|
|
|
channel.wc.members.forEach(function (nId) {
|
|
|
if (nId === ctx.store.network.historyKeeper) { return; }
|
|
|
var data = channel.mapId[nId] || {};
|
|
|
if (!data.curvePublic) { return; }
|
|
|
if (online.indexOf(data.curvePublic) !== -1) { return; }
|
|
|
online.push(data.curvePublic);
|
|
|
});
|
|
|
return online;
|
|
|
};
|
|
|
|
|
|
// Display green status if one member is not me
|
|
|
var getStatus = function (ctx, chanId, cb) {
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (!channel) { return void cb('NO_SUCH_CHANNEL'); }
|
|
|
if (channel.onUserlistUpdate) {
|
|
|
channel.onUserlistUpdate();
|
|
|
}
|
|
|
var proxy = ctx.store.proxy;
|
|
|
var online = channel.wc.members.some(function (nId) {
|
|
|
if (nId === ctx.store.network.historyKeeper) { return; }
|
|
|
var data = channel.mapId[nId] || undefined;
|
|
|
if (!data) { return false; }
|
|
|
return data.curvePublic !== proxy.curvePublic;
|
|
|
});
|
|
|
cb(online);
|
|
|
};
|
|
|
|
|
|
var getMyInfo = function (ctx, cb) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
cb({
|
|
|
curvePublic: proxy.curvePublic,
|
|
|
displayName: proxy[Constants.displayNameKey]
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var loadFriend = function (ctx, clientId, friend, _cb) {
|
|
|
var cb = Util.once(Util.mkAsync(_cb));
|
|
|
|
|
|
var chanId = friend.channel;
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (channel) {
|
|
|
// Fired instantly if already ready
|
|
|
return void channel.onReady.reg(function () {
|
|
|
if (channel.clients.indexOf(clientId) === -1) {
|
|
|
channel.clients.push(clientId);
|
|
|
}
|
|
|
cb();
|
|
|
});
|
|
|
}
|
|
|
|
|
|
var proxy = ctx.store.proxy;
|
|
|
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,
|
|
|
clients: clientId ? [clientId] : ctx.friendsClients,
|
|
|
onReady: cb
|
|
|
};
|
|
|
openChannel(ctx, data);
|
|
|
};
|
|
|
|
|
|
var initFriends = function (ctx, clientId, cb) {
|
|
|
var friends = getFriendList(ctx.store.proxy);
|
|
|
|
|
|
nThen(function (waitFor) {
|
|
|
// Load or get all friends channels
|
|
|
Object.keys(friends).forEach(function (key) {
|
|
|
if (key === 'me') {
|
|
|
// At some point a bug inserted a friend's channel into our "me" data.
|
|
|
// This led to displaying our name instead of our friend's name in the
|
|
|
// contacts app. The following line is here to prevent this issue to happen
|
|
|
// again.
|
|
|
delete friends.me.channel;
|
|
|
return;
|
|
|
}
|
|
|
var friend = clone(friends[key]);
|
|
|
if (typeof(friend) !== 'object') { return; }
|
|
|
if (!friend.channel) { return; }
|
|
|
loadFriend(ctx, clientId, friend, waitFor());
|
|
|
});
|
|
|
}).nThen(function () {
|
|
|
if (ctx.friendsClients.indexOf(clientId) === -1) {
|
|
|
ctx.friendsClients.push(clientId);
|
|
|
}
|
|
|
cb();
|
|
|
});
|
|
|
};
|
|
|
|
|
|
var getRooms = function (ctx, data, cb) {
|
|
|
var proxy = ctx.store.proxy;
|
|
|
|
|
|
// Get a single friend's room (on friend added)
|
|
|
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 = ctx.channels[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
|
|
|
}]);
|
|
|
}
|
|
|
|
|
|
// Pad chat room
|
|
|
if (data && data.padChat) {
|
|
|
var pCChannel = ctx.channels[data.padChat];
|
|
|
if (!pCChannel) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
|
|
return void cb([{
|
|
|
id: pCChannel.id,
|
|
|
isPadChat: true,
|
|
|
messages: pCChannel.messages
|
|
|
}]);
|
|
|
}
|
|
|
|
|
|
// Team chat room
|
|
|
if (data && data.teamChat) {
|
|
|
var tCChannel = ctx.channels[data.teamChat];
|
|
|
if (!tCChannel) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
|
|
return void cb([{
|
|
|
id: tCChannel.id,
|
|
|
isTeamChat: true,
|
|
|
messages: tCChannel.messages
|
|
|
}]);
|
|
|
}
|
|
|
|
|
|
// Existing friends...
|
|
|
var rooms = Object.keys(ctx.channels).map(function (id) {
|
|
|
var r = ctx.channels[id];
|
|
|
var name, lastKnownHash, curvePublic;
|
|
|
if (r.isFriendChat) {
|
|
|
var friend = getFriendFromChannel(ctx, id);
|
|
|
if (!friend) { return null; }
|
|
|
name = friend.displayName;
|
|
|
lastKnownHash = friend.lastKnownHash;
|
|
|
curvePublic = friend.curvePublic;
|
|
|
} else if (r.isPadChat) {
|
|
|
return;
|
|
|
} else if (r.isTeamChat) {
|
|
|
return;
|
|
|
} 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);
|
|
|
};
|
|
|
|
|
|
// Gte the static userlist of a room (eveyrone who has accessed to the room)
|
|
|
var getUserList = function (ctx, data, cb) {
|
|
|
var room = ctx.channels[data.id];
|
|
|
if (!room) { return void cb({error: 'NO_SUCH_CHANNEL'}); }
|
|
|
if (room.isFriendChat) {
|
|
|
var friend = getFriendFromChannel(ctx, 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 (ctx, clientId, data, _cb) {
|
|
|
var chanId = data.channel;
|
|
|
|
|
|
var cb = Util.once(Util.mkAsync(function () {
|
|
|
ctx.emit('PADCHAT_READY', chanId, [clientId]);
|
|
|
_cb();
|
|
|
}));
|
|
|
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (channel) {
|
|
|
return void channel.onReady.reg(function () {
|
|
|
if (channel.clients.indexOf(clientId) === -1) {
|
|
|
channel.clients.push(clientId);
|
|
|
}
|
|
|
cb();
|
|
|
});
|
|
|
}
|
|
|
|
|
|
var secret = data.secret;
|
|
|
if (secret.keys.cryptKey) {
|
|
|
secret.keys.cryptKey = convertToUint8(secret.keys.cryptKey);
|
|
|
}
|
|
|
var encryptor = Crypto.createEncryptor(secret.keys);
|
|
|
var vKey = (secret.keys && secret.keys.validateKey) || ctx.validateKeys[secret.channel];
|
|
|
var chanData = {
|
|
|
padChan: data.secret && data.secret.channel,
|
|
|
readOnly: typeof(secret.keys) === "object" && !secret.keys.validateKey,
|
|
|
encryptor: encryptor,
|
|
|
channel: data.channel,
|
|
|
isPadChat: true,
|
|
|
decrypt: function (msg) {
|
|
|
return encryptor.decrypt(msg, vKey);
|
|
|
},
|
|
|
clients: [clientId],
|
|
|
onReady: cb
|
|
|
};
|
|
|
openChannel(ctx, chanData);
|
|
|
};
|
|
|
|
|
|
var openTeamChat = function (ctx, clientId, data, onUpdate, _cb) {
|
|
|
var chatData = data;
|
|
|
var chanId = chatData.channel;
|
|
|
var secret = chatData.secret;
|
|
|
|
|
|
if (!chanId || !secret) { return void _cb({error: 'EINVAL'}); }
|
|
|
|
|
|
var cb = Util.once(Util.mkAsync(function () {
|
|
|
ctx.emit('TEAMCHAT_READY', chanId, [clientId]);
|
|
|
_cb({
|
|
|
readOnly: typeof(secret.keys) === "object" && !secret.keys.validateKey,
|
|
|
channel: chanId
|
|
|
});
|
|
|
}));
|
|
|
|
|
|
var channel = ctx.channels[chanId];
|
|
|
if (channel) {
|
|
|
return void channel.onReady.reg(function () {
|
|
|
if (channel.clients.indexOf(clientId) === -1) {
|
|
|
channel.clients.push(clientId);
|
|
|
}
|
|
|
cb();
|
|
|
});
|
|
|
}
|
|
|
|
|
|
if (secret.keys.cryptKey) {
|
|
|
secret.keys.cryptKey = convertToUint8(secret.keys.cryptKey);
|
|
|
}
|
|
|
var encryptor = Crypto.createEncryptor(secret.keys);
|
|
|
var vKey = (secret.keys && secret.keys.validateKey) || chatData.validateKey;
|
|
|
var chanData = {
|
|
|
teamId: data.teamId,
|
|
|
readOnly: typeof(secret.keys) === "object" && !secret.keys.validateKey,
|
|
|
encryptor: encryptor,
|
|
|
channel: chanId,
|
|
|
isTeamChat: true,
|
|
|
decrypt: function (msg) {
|
|
|
return encryptor.decrypt(msg, vKey);
|
|
|
},
|
|
|
clients: [clientId],
|
|
|
onUserlistUpdate: onUpdate,
|
|
|
onReady: cb
|
|
|
};
|
|
|
openChannel(ctx, chanData);
|
|
|
};
|
|
|
|
|
|
var clearOwnedChannel = function (ctx, id, cb) {
|
|
|
// XXX clients is undefined if you try to clear history from contacts
|
|
|
// while not using workers
|
|
|
var channel = ctx.clients[id];
|
|
|
if (!channel) { return void cb({error: 'NO_CHANNEL'}); }
|
|
|
if (!ctx.store.rpc) { return void cb({error: 'RPC_NOT_READY'}); }
|
|
|
ctx.store.rpc.clearOwnedChannel(id, function (err) {
|
|
|
cb({error:err});
|
|
|
if (!err) {
|
|
|
channel.messages = [];
|
|
|
ctx.emit('CLEAR_CHANNEL', id, channel.clients);
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
// Remove a client from all the team they're subscribed to
|
|
|
var removeClient = function (ctx, cId) {
|
|
|
var friendsIdx = ctx.friendsClients.indexOf(cId);
|
|
|
if (friendsIdx !== -1) {
|
|
|
ctx.friendsClients.splice(friendsIdx, 1);
|
|
|
}
|
|
|
Object.keys(ctx.channels).forEach(function (id) {
|
|
|
var channel = ctx.channels[id];
|
|
|
var clients = channel.clients;
|
|
|
var idx = clients.indexOf(cId);
|
|
|
if (idx !== -1) { clients.splice(idx, 1); }
|
|
|
|
|
|
if (clients.length === 0) {
|
|
|
if (channel.wc) { channel.wc.leave(); }
|
|
|
var network = ctx.store.network;
|
|
|
if (channel.onReconnect) { network.off('reconnect', channel.onReconnect); }
|
|
|
channel.stopped = true;
|
|
|
delete ctx.channels[id];
|
|
|
return true;
|
|
|
}
|
|
|
|
|
|
});
|
|
|
};
|
|
|
|
|
|
Msg.init = function (cfg, waitFor, emit) {
|
|
|
var messenger = {};
|
|
|
var store = cfg.store;
|
|
|
if (AppConfig.availablePadTypes.indexOf('contacts') === -1) { return; }
|
|
|
var ctx = {
|
|
|
store: store,
|
|
|
updateMetadata: cfg.updateMetadata,
|
|
|
pinPads: cfg.pinPads,
|
|
|
emit: emit,
|
|
|
friendsClients: [],
|
|
|
channels: {},
|
|
|
validateKeys: {},
|
|
|
range_requests: {}
|
|
|
};
|
|
|
|
|
|
store.proxy.on('change', ['mutedUsers'], function () {
|
|
|
ctx.emit('UPDATE_MUTED', null, getAllClients(ctx));
|
|
|
});
|
|
|
|
|
|
ctx.store.network.on('message', function(msg, sender) {
|
|
|
onDirectMessage(ctx, msg, sender);
|
|
|
});
|
|
|
ctx.store.network.on('disconnect', function () {
|
|
|
ctx.emit('DISCONNECT', null, getAllClients(ctx));
|
|
|
});
|
|
|
ctx.store.network.on('reconnect', function () {
|
|
|
ctx.emit('RECONNECT', null, getAllClients(ctx));
|
|
|
});
|
|
|
|
|
|
messenger.onFriendUpdate = function (curve) {
|
|
|
var friend = getFriend(store.proxy, curve);
|
|
|
if (!friend || !friend.channel) { return; }
|
|
|
var chan = ctx.channels[friend.channel];
|
|
|
if (chan) {
|
|
|
ctx.emit('UPDATE_DATA', {
|
|
|
info: clone(friend),
|
|
|
channel: friend.channel
|
|
|
}, chan.clients);
|
|
|
}
|
|
|
};
|
|
|
// Friend added in our contacts in the current worker
|
|
|
messenger.onFriendAdded = function (friendData) {
|
|
|
if (!ctx.friendsClients.length) { return; }
|
|
|
|
|
|
var friend = getFriend(ctx.store.proxy, friendData.curvePublic);
|
|
|
if (typeof(friend) !== 'object') { return; }
|
|
|
var channel = friend.channel;
|
|
|
if (!channel) { return; }
|
|
|
|
|
|
// Already friend? don't load the channel a second time
|
|
|
var chanId = friend.channel;
|
|
|
var chan = ctx.channels[chanId];
|
|
|
if (chan) { return; }
|
|
|
|
|
|
// Load the channel and add the friend to the contacts app
|
|
|
loadFriend(ctx, null, friend, function () {
|
|
|
emit('FRIEND', {
|
|
|
curvePublic: friend.curvePublic,
|
|
|
}, ctx.friendsClients);
|
|
|
});
|
|
|
};
|
|
|
messenger.onFriendRemoved = function (curvePublic, chanId) {
|
|
|
onFriendRemoved(ctx, curvePublic, chanId);
|
|
|
};
|
|
|
|
|
|
messenger.getOnlineList = function (chanId) {
|
|
|
return getOnlineList(ctx, chanId);
|
|
|
};
|
|
|
|
|
|
messenger.storeValidateKey = function (chan, key) {
|
|
|
ctx.validateKeys[chan] = key;
|
|
|
};
|
|
|
messenger.leavePad = function (padChan) {
|
|
|
// Leave chat and prevent reconnect when we leave a pad
|
|
|
delete ctx.validateKeys[padChan];
|
|
|
Object.keys(ctx.channels).some(function (chatChan) {
|
|
|
var channel = ctx.channels[chatChan];
|
|
|
if (channel.padChan !== padChan) { return; }
|
|
|
if (channel.wc) { channel.wc.leave(); }
|
|
|
var network = ctx.store.network;
|
|
|
if (channel.onReconnect) { network.off('reconnect', channel.onReconnect); }
|
|
|
channel.stopped = true;
|
|
|
delete ctx.channels[chatChan];
|
|
|
return true;
|
|
|
});
|
|
|
};
|
|
|
|
|
|
messenger.openTeamChat = function (data, onUpdate, cId, cb) {
|
|
|
openTeamChat(ctx, cId, data, onUpdate, cb);
|
|
|
};
|
|
|
|
|
|
messenger.removeClient = function (clientId) {
|
|
|
removeClient(ctx, clientId);
|
|
|
};
|
|
|
messenger.execCommand = function (clientId, obj, cb) {
|
|
|
var cmd = obj.cmd;
|
|
|
var data = obj.data;
|
|
|
if (cmd === 'INIT_FRIENDS') {
|
|
|
return void initFriends(ctx, clientId, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_ROOMS') {
|
|
|
return void getRooms(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_MUTED_USERS') {
|
|
|
return void getMutedUsers(ctx, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_USERLIST') {
|
|
|
return void getUserList(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'OPEN_PAD_CHAT') {
|
|
|
return void openPadChat(ctx, clientId, data, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_MY_INFO') {
|
|
|
return void getMyInfo(ctx, cb);
|
|
|
}
|
|
|
if (cmd === 'REMOVE_FRIEND') {
|
|
|
return void removeFriend(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'MUTE_USER') {
|
|
|
return void muteUser(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'UNMUTE_USER') {
|
|
|
return void unmuteUser(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_STATUS') {
|
|
|
return void getStatus(ctx, data, cb);
|
|
|
}
|
|
|
if (cmd === 'GET_MORE_HISTORY') {
|
|
|
return void getMoreHistory(ctx, data.id, data.sig, data.count, cb);
|
|
|
}
|
|
|
if (cmd === 'SEND_MESSAGE') {
|
|
|
return void sendMessage(ctx, data.id, data.content, cb);
|
|
|
}
|
|
|
if (cmd === 'SET_CHANNEL_HEAD') {
|
|
|
return void setChannelHead(ctx, data.id, data.sig, cb);
|
|
|
}
|
|
|
if (cmd === 'CLEAR_OWNED_CHANNEL') {
|
|
|
return void clearOwnedChannel(ctx, data, cb);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
return messenger;
|
|
|
};
|
|
|
|
|
|
return Msg;
|
|
|
});
|