Merge branch 'beta' of github.com:xwiki-labs/cryptpad into beta

This commit is contained in:
Caleb James DeLisle
2016-04-26 14:31:57 +02:00
15 changed files with 629 additions and 358 deletions

View File

@@ -4,10 +4,9 @@ define([
var ChainPad = window.ChainPad;
var JsonOT = {};
/* FIXME
resultOp after transform0() might be null, in which case you should return null
because it is simply a transformation which yields a "do nothing" operation */
var validate = JsonOT.validate = function (text, toTransform, transformBy) {
var DEBUG = window.REALTIME_DEBUG = window.REALTIME_DEBUG || {};
var resultOp, text2, text3;
try {
// text = O (mutual common ancestor)
@@ -28,7 +27,7 @@ define([
return resultOp;
} catch (e) {
console.error(e);
var info = window.REALTIME_MODULE.ot_parseError = {
var info = DEBUG.ot_parseError = {
type: 'resultParseError',
resultOp: resultOp,
@@ -40,11 +39,11 @@ define([
text3: text3,
error: e
};
console.log('Debugging info available at `window.REALTIME_MODULE.ot_parseError`');
console.log('Debugging info available at `window.REALTIME_DEBUG.ot_parseError`');
}
} catch (x) {
console.error(x);
window.REALTIME_MODULE.ot_applyError = {
window.DEBUG.ot_applyError = {
type: 'resultParseError',
resultOp: resultOp,
@@ -56,7 +55,7 @@ define([
text3: text3,
error: x
};
console.log('Debugging info available at `window.REALTIME_MODULE.ot_applyError`');
console.log('Debugging info available at `window.REALTIME_DEBUG.ot_applyError`');
}
// returning **null** breaks out of the loop

View File

@@ -1,225 +1,291 @@
/*global: WebSocket */
define(() => {
'use strict';
const MAX_LAG_BEFORE_PING = 15000;
const MAX_LAG_BEFORE_DISCONNECT = 30000;
const PING_CYCLE = 5000;
const REQUEST_TIMEOUT = 30000;
define(function () {
'use strict';
const now = () => new Date().getTime();
var MAX_LAG_BEFORE_PING = 15000;
var MAX_LAG_BEFORE_DISCONNECT = 30000;
var PING_CYCLE = 5000;
var REQUEST_TIMEOUT = 30000;
const networkSendTo = (ctx, peerId, content) => {
const seq = ctx.seq++;
ctx.ws.send(JSON.stringify([seq, 'MSG', peerId, content]));
return new Promise((res, rej) => {
ctx.requests[seq] = { reject: rej, resolve: res, time: now() };
});
};
const channelBcast = (ctx, chanId, content) => {
const chan = ctx.channels[chanId];
if (!chan) { throw new Error("no such channel " + chanId); }
const seq = ctx.seq++;
ctx.ws.send(JSON.stringify([seq, 'MSG', chanId, content]));
return new Promise((res, rej) => {
ctx.requests[seq] = { reject: rej, resolve: res, time: now() };
});
};
const channelLeave = (ctx, chanId, reason) => {
const chan = ctx.channels[chanId];
if (!chan) { throw new Error("no such channel " + chanId); }
delete ctx.channels[chanId];
ctx.ws.send(JSON.stringify([ctx.seq++, 'LEAVE', chanId, reason]));
};
const makeEventHandlers = (ctx, mappings) => {
return (name, handler) => {
const handlers = mappings[name];
if (!handlers) { throw new Error("no such event " + name); }
handlers.push(handler);
var now = function now() {
return new Date().getTime();
};
};
const mkChannel = (ctx, id) => {
const internal = {
onMessage: [],
onJoin: [],
onLeave: [],
members: [],
jSeq: ctx.seq++
};
const chan = {
_: internal,
id: id,
members: internal.members,
bcast: (msg) => channelBcast(ctx, chan.id, msg),
leave: (reason) => channelLeave(ctx, chan.id, reason),
on: makeEventHandlers(ctx, { message:
internal.onMessage, join: internal.onJoin, leave: internal.onLeave })
};
ctx.requests[internal.jSeq] = chan;
ctx.ws.send(JSON.stringify([internal.jSeq, 'JOIN', id]));
return new Promise((res, rej) => {
chan._.resolve = res;
chan._.reject = rej;
})
};
const mkNetwork = (ctx) => {
const network = {
webChannels: ctx.channels,
getLag: () => (ctx.lag),
sendto: (peerId, content) => (networkSendTo(ctx, peerId, content)),
join: (chanId) => (mkChannel(ctx, chanId)),
on: makeEventHandlers(ctx, { message: ctx.onMessage, disconnect: ctx.onDisconnect })
};
network.__defineGetter__("webChannels", () => {
return Object.keys(ctx.channels).map((k) => (ctx.channels[k]));
});
return network;
};
const onMessage = (ctx, evt) => {
let msg;
try { msg = JSON.parse(evt.data); } catch (e) { console.log(e.stack); return; }
if (msg[0] !== 0) {
const req = ctx.requests[msg[0]];
if (!req) {
console.log("error: " + JSON.stringify(msg));
return;
}
delete ctx.requests[msg[0]];
if (msg[1] === 'ACK') {
if (req.ping) { // ACK of a PING
ctx.lag = now() - Number(req.ping);
return;
}
req.resolve();
} else if (msg[1] === 'JACK') {
if (req._) {
// Channel join request...
if (!msg[2]) { throw new Error("wrong type of ACK for channel join"); }
req.id = msg[2];
ctx.channels[req.id] = req;
return;
}
req.resolve();
} else if (msg[1] === 'ERROR') {
req.reject({ type: msg[2], message: msg[3] });
} else {
req.reject({ type: 'UNKNOWN', message: JSON.stringify(msg) });
}
return;
}
if (msg[2] === 'IDENT') {
ctx.uid = msg[3];
setInterval(() => {
if (now() - ctx.timeOfLastMessage < MAX_LAG_BEFORE_PING) { return; }
let seq = ctx.seq++;
let currentDate = now();
ctx.requests[seq] = {time: now(), ping: currentDate};
ctx.ws.send(JSON.stringify([seq, 'PING', currentDate]));
if (now() - ctx.timeOfLastMessage > MAX_LAG_BEFORE_DISCONNECT) {
ctx.ws.close();
}
}, PING_CYCLE);
return;
} else if (!ctx.uid) {
// extranious message, waiting for an ident.
return;
}
if (msg[2] === 'PING') {
msg[2] = 'PONG';
ctx.ws.send(JSON.stringify(msg));
return;
}
if (msg[2] === 'MSG') {
let handlers;
if (msg[3] === ctx.uid) {
handlers = ctx.onMessage;
} else {
const chan = ctx.channels[msg[3]];
if (!chan) {
console.log("message to non-existant chan " + JSON.stringify(msg));
return;
}
handlers = chan._.onMessage;
}
handlers.forEach((h) => {
try { h(msg[4], msg[1]); } catch (e) { console.error(e); }
var networkSendTo = function networkSendTo(ctx, peerId, content) {
var seq = ctx.seq++;
ctx.ws.send(JSON.stringify([seq, 'MSG', peerId, content]));
return new Promise(function (res, rej) {
ctx.requests[seq] = { reject: rej, resolve: res, time: now() };
});
}
};
if (msg[2] === 'LEAVE') {
const chan = ctx.channels[msg[3]];
var channelBcast = function channelBcast(ctx, chanId, content) {
var chan = ctx.channels[chanId];
if (!chan) {
console.log("leaving non-existant chan " + JSON.stringify(msg));
return;
throw new Error("no such channel " + chanId);
}
chan._.onLeave.forEach((h) => {
try { h(msg[1], msg[4]); } catch (e) { console.log(e.stack); }
var seq = ctx.seq++;
ctx.ws.send(JSON.stringify([seq, 'MSG', chanId, content]));
return new Promise(function (res, rej) {
ctx.requests[seq] = { reject: rej, resolve: res, time: now() };
});
}
};
if (msg[2] === 'JOIN') {
const chan = ctx.channels[msg[3]];
var channelLeave = function channelLeave(ctx, chanId, reason) {
var chan = ctx.channels[chanId];
if (!chan) {
console.log("ERROR: join to non-existant chan " + JSON.stringify(msg));
throw new Error("no such channel " + chanId);
}
delete ctx.channels[chanId];
ctx.ws.send(JSON.stringify([ctx.seq++, 'LEAVE', chanId, reason]));
};
var makeEventHandlers = function makeEventHandlers(ctx, mappings) {
return function (name, handler) {
var handlers = mappings[name];
if (!handlers) {
throw new Error("no such event " + name);
}
handlers.push(handler);
};
};
var mkChannel = function mkChannel(ctx, id) {
var internal = {
onMessage: [],
onJoin: [],
onLeave: [],
members: [],
jSeq: ctx.seq++
};
var chan = {
_: internal,
time: now(),
id: id,
members: internal.members,
bcast: function bcast(msg) {
return channelBcast(ctx, chan.id, msg);
},
leave: function leave(reason) {
return channelLeave(ctx, chan.id, reason);
},
on: makeEventHandlers(ctx, { message: internal.onMessage, join: internal.onJoin, leave: internal.onLeave })
};
ctx.requests[internal.jSeq] = chan;
ctx.ws.send(JSON.stringify([internal.jSeq, 'JOIN', id]));
return new Promise(function (res, rej) {
chan._.resolve = res;
chan._.reject = rej;
});
};
var mkNetwork = function mkNetwork(ctx) {
var network = {
webChannels: ctx.channels,
getLag: function getLag() {
return ctx.lag;
},
sendto: function sendto(peerId, content) {
return networkSendTo(ctx, peerId, content);
},
join: function join(chanId) {
return mkChannel(ctx, chanId);
},
on: makeEventHandlers(ctx, { message: ctx.onMessage, disconnect: ctx.onDisconnect })
};
network.__defineGetter__("webChannels", function () {
return Object.keys(ctx.channels).map(function (k) {
return ctx.channels[k];
});
});
return network;
};
var onMessage = function onMessage(ctx, evt) {
var msg = void 0;
try {
msg = JSON.parse(evt.data);
} catch (e) {
console.log(e.stack);return;
}
if (msg[0] !== 0) {
var req = ctx.requests[msg[0]];
if (!req) {
console.log("error: " + JSON.stringify(msg));
return;
}
delete ctx.requests[msg[0]];
if (msg[1] === 'ACK') {
if (req.ping) {
// ACK of a PING
ctx.lag = now() - Number(req.ping);
return;
}
req.resolve();
} else if (msg[1] === 'JACK') {
if (req._) {
// Channel join request...
if (!msg[2]) {
throw new Error("wrong type of ACK for channel join");
}
req.id = msg[2];
ctx.channels[req.id] = req;
return;
}
req.resolve();
} else if (msg[1] === 'ERROR') {
req.reject({ type: msg[2], message: msg[3] });
} else {
req.reject({ type: 'UNKNOWN', message: JSON.stringify(msg) });
}
return;
}
// have we yet fully joined the chan?
const synced = (chan._.members.indexOf(ctx.uid) !== -1);
chan._.members.push(msg[1]);
if (!synced && msg[1] === ctx.uid) {
// sync the channel join event
chan.myID = ctx.uid;
chan._.resolve(chan);
if (msg[2] === 'IDENT') {
ctx.uid = msg[3];
setInterval(function () {
if (now() - ctx.timeOfLastMessage < MAX_LAG_BEFORE_PING) {
return;
}
var seq = ctx.seq++;
var currentDate = now();
ctx.requests[seq] = { time: now(), ping: currentDate };
ctx.ws.send(JSON.stringify([seq, 'PING', currentDate]));
if (now() - ctx.timeOfLastMessage > MAX_LAG_BEFORE_DISCONNECT) {
ctx.ws.close();
}
}, PING_CYCLE);
return;
} else if (!ctx.uid) {
// extranious message, waiting for an ident.
return;
}
if (synced) {
chan._.onJoin.forEach((h) => {
try { h(msg[1]); } catch (e) { console.log(e.stack); }
if (msg[2] === 'PING') {
msg[2] = 'PONG';
ctx.ws.send(JSON.stringify(msg));
return;
}
if (msg[2] === 'MSG') {
var handlers = void 0;
if (msg[3] === ctx.uid) {
handlers = ctx.onMessage;
} else {
var chan = ctx.channels[msg[3]];
if (!chan) {
console.log("message to non-existant chan " + JSON.stringify(msg));
return;
}
handlers = chan._.onMessage;
}
handlers.forEach(function (h) {
try {
h(msg[4], msg[1]);
} catch (e) {
console.error(e);
}
});
}
}
};
const connect = (websocketURL) => {
let ctx = {
ws: new WebSocket(websocketURL),
seq: 1,
lag: 0,
uid: null,
network: null,
channels: {},
onMessage: [],
onDisconnect: [],
requests: {}
};
setInterval(() => {
for (let id in ctx.requests) {
const req = ctx.requests[id];
if (now() - req.time > REQUEST_TIMEOUT) {
delete ctx.requests[id];
if(typeof req.reject === "function") { req.reject({ type: 'TIMEOUT', message: 'waited ' + now() - req.time + 'ms' }); }
if (msg[2] === 'LEAVE') {
var _chan = ctx.channels[msg[3]];
if (!_chan) {
console.log("leaving non-existant chan " + JSON.stringify(msg));
return;
}
_chan._.onLeave.forEach(function (h) {
try {
h(msg[1], msg[4]);
} catch (e) {
console.log(e.stack);
}
});
}
if (msg[2] === 'JOIN') {
var _chan2 = ctx.channels[msg[3]];
if (!_chan2) {
console.log("ERROR: join to non-existant chan " + JSON.stringify(msg));
return;
}
// have we yet fully joined the chan?
var synced = _chan2._.members.indexOf(ctx.uid) !== -1;
_chan2._.members.push(msg[1]);
if (!synced && msg[1] === ctx.uid) {
// sync the channel join event
_chan2.myID = ctx.uid;
_chan2._.resolve(_chan2);
}
if (synced) {
_chan2._.onJoin.forEach(function (h) {
try {
h(msg[1]);
} catch (e) {
console.log(e.stack);
}
});
}
}
}, 5000);
ctx.network = mkNetwork(ctx);
ctx.ws.onmessage = (msg) => (onMessage(ctx, msg));
ctx.ws.onclose = (evt) => {
ctx.onDisconnect.forEach((h) => {
try { h(evt.reason); } catch (e) { console.log(e.stack); }
};
var connect = function connect(websocketURL) {
var ctx = {
ws: new WebSocket(websocketURL),
seq: 1,
lag: 0,
uid: null,
network: null,
channels: {},
onMessage: [],
onDisconnect: [],
requests: {}
};
setInterval(function () {
for (var id in ctx.requests) {
var req = ctx.requests[id];
if (now() - req.time > REQUEST_TIMEOUT) {
delete ctx.requests[id];
if (typeof req.reject === "function") {
req.reject({ type: 'TIMEOUT', message: 'waited ' + (now() - req.time) + 'ms' });
}
}
}
}, 5000);
ctx.network = mkNetwork(ctx);
ctx.ws.onmessage = function (msg) {
return onMessage(ctx, msg);
};
ctx.ws.onclose = function (evt) {
ctx.onDisconnect.forEach(function (h) {
try {
h(evt.reason);
} catch (e) {
console.log(e.stack);
}
});
};
return new Promise(function (resolve, reject) {
ctx.ws.onopen = function () {
var count = 0;
var interval = 100;
var checkIdent = function() {
if(ctx.uid !== null) {
return resolve(ctx.network);
}
else {
if(count * interval > REQUEST_TIMEOUT) {
return reject({ type: 'TIMEOUT', message: 'waited ' + (count * interval) + 'ms' });
}
setTimeout(checkIdent, 100);
}
}
checkIdent();
};
});
};
return new Promise((resolve, reject) => {
ctx.ws.onopen = () => resolve(ctx.network);
});
};
return { connect: connect };
});
return { connect: connect };
});

View File

@@ -15,16 +15,15 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
define([
'/common/messages.js',
'/common/netflux-client.js',
'/common/crypto.js',
'/common/es6-promise.min.js',
'/common/chainpad.js',
'/bower_components/jquery/dist/jquery.min.js',
], function (Messages, Netflux, Crypto) {
], function (Netflux) {
var $ = window.jQuery;
var ChainPad = window.ChainPad;
var PARANOIA = true;
var USE_HISTORY = true;
var module = { exports: {} };
/**
@@ -44,14 +43,14 @@ define([
var websocketUrl = config.websocketURL;
var userName = config.userName;
var channel = config.channel;
var chanKey = config.cryptKey;
var chanKey = config.cryptKey || '';
var Crypto = config.crypto;
var cryptKey = Crypto.parseKey(chanKey).cryptKey;
var passwd = 'y';
// make sure configuration is defined
config = config || {};
var allMessages = [];
var initializing = true;
var recoverableErrorCount = 0; // unused
var toReturn = {};
@@ -99,6 +98,11 @@ define([
};
var onReady = function(wc, network) {
if(config.setMyID) {
config.setMyID({
myID: wc.myID
});
}
// Trigger onJoining with our own Cryptpad username to tell the toolbar that we are synced
onJoining(wc.myID);
@@ -127,11 +131,10 @@ define([
var message = chainpadAdapter.msgIn(peer, msg);
verbose(message);
allMessages.push(message);
if (!initializing) {
if (toReturn.onLocal) {
toReturn.onLocal();
if (config.onLocal) {
config.onLocal();
}
}
// pass the message into Chainpad
@@ -205,11 +208,6 @@ define([
wc.on('join', onJoining);
wc.on('leave', onLeaving);
if(config.setMyID) {
config.setMyID({
myID: wc.myID
});
}
// Open a Chainpad session
realtime = createRealtime();
@@ -249,14 +247,22 @@ define([
});
// Get the channel history
var hc;
wc.members.forEach(function (p) {
if (p.length === 16) { hc = p; }
});
wc.history_keeper = hc;
if (hc) { network.sendto(hc, JSON.stringify(['GET_HISTORY', wc.id])); }
if(USE_HISTORY) {
var hc;
wc.members.forEach(function (p) {
if (p.length === 16) { hc = p; }
});
wc.history_keeper = hc;
if (hc) { network.sendto(hc, JSON.stringify(['GET_HISTORY', wc.id])); }
}
realtime.start();
if(!USE_HISTORY) {
onReady(wc, network);
}
};
var findChannelById = function(webChannels, channelId) {