CyTube/lib/user.js
2014-01-08 20:12:02 -06:00

486 lines
12 KiB
JavaScript

var Logger = require("./logger");
var Server = require("./server");
var util = require("./utilities");
var MakeEmitter = require("./emitter");
var db = require("./database");
var InfoGetter = require("./get-info");
function User(socket) {
var self = this;
MakeEmitter(self);
self.socket = socket;
self.ip = socket._ip;
self.loggedIn = false;
self.loggingIn = false;
self.rank = -1;
self.global_rank = -1;
self.channel = null;
self.name = "";
self.canonicalName = "";
self.profile = {
image: "",
text: ""
};
self.meta = {
afk: false,
muted: false,
smuted: false,
aliases: []
};
self.queueLimiter = util.newRateLimiter();
self.chatLimiter = util.newRateLimiter();
self.awaytimer = false;
self.socket.once("initChannelCallbacks", function () {
self.initChannelCallbacks();
});
self.socket.on("login", function (data) {
data = (typeof data === "object") ? data : {};
var name = data.name;
if (typeof name !== "string") {
return;
}
var pw = data.pw || "";
if (typeof pw !== "string") {
pw = "";
}
if (!pw) {
self.guestLogin(name);
}
});
var announcement = Server.getServer().announcement;
if (announcement != null) {
self.socket.emit("announcement", announcement);
}
}
/**
* Checks whether the user is in a valid channel
*/
User.prototype.inChannel = function () {
return this.channel != null && !this.channel.dead;
};
/**
* Changes a user's AFK status, updating the channel voteskip if necessary
*/
User.prototype.setAFK = function (afk) {
if (!this.inChannel()) {
return;
}
if (this.meta.afk === afk) {
return;
}
var chan = this.channel;
if (afk) {
if (chan.voteskip) {
chan.voteskip.unvote(this.ip);
}
} else {
this.autoAFK();
}
chan.checkVoteskipPass();
chan.sendAll("setAFK", {
name: this.name,
afk: afk
});
};
/**
* Sets a timer to automatically mark the user as AFK after
* a period of inactivity
*/
User.prototype.autoAFK = function () {
var self = this;
if (self.awaytimer) {
clearTimeout(self.awaytimer);
}
if (!self.inChannel()) {
return;
}
var timeout = parseFloat(self.channel.opts.afk_timeout);
if (isNaN(timeout) || timeout <= 0) {
return;
}
self.awaytimer = setTimeout(function () {
self.setAFK(true);
}, timeout * 1000);
};
/**
* Sends a kick message and disconnects the user
*/
User.prototype.kick = function (reason) {
this.socket.emit("kick", { reason: reason });
this.socket.disconnect(true);
};
/**
* Packs user metadata
*/
User.prototype.packMeta = function (opts) {
var meta = {};
if (opts.afk) {
meta.afk = this.meta.afk;
}
if (opts.aliases) {
meta.aliases = this.meta.aliases;
}
if (opts.ip) {
meta.ip = this.ip;
}
if (opts.muted) {
meta.muted = this.meta.muted;
}
if (opts.smuted) {
meta.smuted = this.meta.smuted;
}
return meta;
};
/**
* Initializes socket message callbacks for a channel user
*/
User.prototype.initChannelCallbacks = function () {
var self = this;
// Verifies datatype before calling a function
// Passes a default value if the typecheck fails
var typecheck = function (type, def, fn) {
return function (data) {
if (typeof data !== type) {
fn(def);
} else {
fn(data);
}
};
};
// Verify that the user is in a channel, and that the passed data is an Object
var wrapTypecheck = function (msg, fn) {
self.socket.on(msg, typecheck("object", {}, function (data) {
if (self.inChannel()) {
fn(data);
}
}));
};
// Verify that the user is in a channel, but don't typecheck the data
var wrap = function (msg, fn) {
self.socket.on(msg, function (data) {
if (self.inChannel()) {
fn(data);
}
});
};
self.socket.on("disconnect", function () {
if (self.awaytimer) {
clearTimeout(self.awaytimer);
}
if (self.inChannel()) {
self.channel.part(self);
}
});
self.socket.on("joinChannel", typecheck("object", {}, function (data) {
if (typeof data.name !== "string") {
return;
}
if (!util.isValidChannelName(data.name)) {
self.socket.emit("errorMsg", {
msg: "Invalid channel name. Channel names may consist of 1-30 " +
"characters in the set a-z, A-Z, 0-9, -, and _"
});
self.kick("Invalid channel name");
return;
}
data.name = data.name.toLowerCase();
var chan = Server.getServer().getChannel(data.name);
chan.join(self, data.pw);
}));
wrapTypecheck("assignLeader", function (data) {
self.channel.handleChangeLeader(self, data);
});
wrapTypecheck("setChannelRank", function (data) {
self.channel.handleSetRank(self, data);
});
wrapTypecheck("chatMsg", function (data) {
if (typeof data.msg !== "string") {
return;
}
if (data.msg.indexOf("/afk") !== 0) {
self.setAFK(false);
self.autoAFK();
}
self.channel.handleChat(self, data);
});
wrapTypecheck("newPoll", function (data) {
self.channel.handleOpenPoll(self, data);
});
wrapTypecheck("vote", function (data) {
self.channel.handlePollVote(self, data);
});
wrap("closePoll", function () {
self.channel.handleClosePoll(self);
});
wrap("playerReady", function () {
self.channel.sendMediaUpdate([self]);
});
wrap("requestPlaylist", function () {
self.channel.sendPlaylist([self]);
});
wrapTypecheck("queue", function (data) {
self.channel.handleQueue(self, data);
});
wrapTypecheck("setTemp", function (data) {
self.channel.handleSetTemp(self, data);
});
wrapTypecheck("moveMedia", function (data) {
self.channel.handleMove(self, data);
});
wrapTypecheck("delete", function (data) {
self.channel.handleDelete(self, data);
});
wrapTypecheck("uncache", function (data) {
self.channel.handleUncache(self, data);
});
wrapTypecheck("jumpto", function (data) {
self.channel.handleJump(self, data);
});
wrap("playNext", function () {
self.channel.handlePlayNext(self);
});
wrap("clearPlaylist", function () {
self.channel.handleClear(self);
});
wrap("shufflePlaylist", function () {
self.channel.handleShuffle(self);
});
wrap("togglePlaylistLock", function () {
self.channel.handleToggleLock(self);
});
wrapTypecheck("mediaUpdate", function (data) {
self.channel.handleMediaUpdate(self, data);
});
wrapTypecheck("searchMedia", function (data) {
if (typeof data.query !== "string") {
return;
}
data.query = data.query.substring(0, 255);
var searchYT = function () {
InfoGetter.Getters.ytSearch(data.query.split(" "), function (e, vids) {
if (!e) {
self.socket.emit("searchResults", {
source: "yt",
results: vids
});
}
});
};
if (data.source === "yt") {
searchYT();
} else {
self.channel.search(data.query, function (vids) {
if (vids.length === 0) {
searchYT();
} else {
self.socket.emit("searchResults", {
source: "library",
results: vids
});
}
});
}
});
wrapTypecheck("setOptions", function (data) {
self.channel.handleUpdateOptions(self, data);
});
wrapTypecheck("setPermissions", function (data) {
self.channel.handleSetPermissions(self, data);
});
wrapTypecheck("setChannelCSS", function (data) {
self.channel.handleSetCSS(self, data);
});
wrapTypecheck("setChannelJS", function (data) {
self.channel.handleSetJS(self, data);
});
wrapTypecheck("setMotd", function (data) {
self.channel.handleUpdateMotd(self, data);
});
wrapTypecheck("updateFilter", function (data) {
self.channel.handleUpdateFilter(self, data);
});
// REMOVE FILTER
// https://www.youtube.com/watch?v=SxUU3zncVmI
wrapTypecheck("removeFilter", function (data) {
self.channel.handleRemoveFilter(self, data);
});
wrapTypecheck("moveFilter", function (data) {
self.channel.handleMoveFilter(self, data);
});
wrap("requestBanlist", function () {
self.channel.sendBanlist([self]);
});
wrap("requestChannelRanks", function () {
self.channel.sendChannelRanks([self]);
});
wrap("requestChatFilter", function () {
self.channel.sendChatFilters([self]);
});
wrap("voteskip", function () {
self.channel.handleVoteskip(self);
});
wrap("readChanLog", function () {
self.channel.handleReadLog(self);
});
};
User.prototype.whenLoggedIn = function (fn) {
if (this.loggedIn) {
fn();
} else {
this.once("login", fn);
}
};
var lastguestlogin = {};
User.prototype.guestLogin = function (name) {
var self = this;
var srv = Server.getServer();
if (self.ip in lastguestlogin) {
var diff = (Date.now() - lastguestlogin[self.ip]) / 1000;
if (diff < srv.cfg["guest-login-delay"]) {
self.socket.emit("login", {
success: false,
error: "Guest logins are restricted to one per IP address per " +
srv.cfg["guest-login-delay"] + " seconds."
});
return;
}
}
if (!util.isValidUserName(name)) {
self.socket.emit("login", {
success: false,
error: "Invalid username. Usernames must be 1-20 characters long and " +
"consist only of characters a-z, A-Z, 0-9, -, _, and accented " +
"letters."
});
return;
}
// Prevent duplicate logins
self.loggingIn = true;
db.users.isUsernameTaken(name, function (err, taken) {
self.loggingIn = false;
if (err) {
self.socket.emit("login", {
success: false,
error: err
});
return;
}
if (taken) {
self.socket.emit("login", {
success: false,
error: "That username is registered."
});
return;
}
if (self.inChannel()) {
var nameLower = name.toLowerCase();
for (var i = 0; i < self.channel.users.length; i++) {
if (self.channel.users[i].name.toLowerCase() === nameLower) {
self.socket.emit("login", {
success: false,
error: "That name is already in use on this channel."
});
return;
}
}
}
// Login succeeded
lastguestlogin[self.ip] = Date.now();
self.rank = 0;
self.global_rank = 0;
self.socket.emit("rank", 0);
self.name = name;
self.loggedIn = true;
self.socket.emit("login", {
success: true,
name: name
});
// TODO you shouldn't be able to guest login without being in a channel
if (self.inChannel()) {
self.channel.logger.log(self.ip + " signed in as " + name);
}
self.emit("login");
});
};
module.exports = User;