sync/channel.js

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2013-04-03 17:47:41 +00:00
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/*
The MIT License (MIT)
Copyright (c) 2013 Calvin Montgomery
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
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var fs = require("fs");
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var Poll = require("./poll.js").Poll;
var Media = require("./media.js").Media;
var formatTime = require("./media.js").formatTime;
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var Logger = require("./logger.js");
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var Rank = require("./rank.js");
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var ChatCommand = require("./chatcommand.js");
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var Filter = require("./filter.js").Filter;
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var Playlist = require("./playlist");
var sanitize = require("validator").sanitize;
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var Channel = function(name, Server) {
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var self = this;
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Logger.syslog.log("Opening channel " + name);
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self.initialized = false;
self.server = Server;
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self.name = name;
self.canonical_name = name.toLowerCase();
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// Initialize defaults
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self.registered = false;
self.users = [];
self.afkers = [];
self.playlist = new Playlist(self);
self.position = -1;
self.drinks = 0;
self.leader = null;
self.chatbuffer = [];
self.openqueue = false;
self.poll = false;
self.voteskip = false;
self.permissions = {
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oplaylistadd: -1,
oplaylistnext: 1.5,
oplaylistmove: 1.5,
oplaylistdelete: 2,
oplaylistjump: 1.5,
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oplaylistaddlist: 1.5,
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playlistadd: 1.5,
playlistnext: 1.5,
playlistmove: 1.5,
playlistdelete: 2,
playlistjump: 1.5,
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playlistaddlist: 1.5,
playlistaddcustom: 3,
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playlistaddlive: 1.5,
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exceedmaxlength: 2,
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addnontemp: 2,
settemp: 2,
playlistgeturl: 1.5,
playlistshuffle: 2,
playlistclear: 2,
pollctl: 1.5,
pollvote: -1,
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mute: 1.5,
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kick: 1.5,
ban: 2,
motdedit: 3,
filteredit: 3,
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drink: 1.5,
chat: 0
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};
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self.opts = {
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allow_voteskip: true,
voteskip_ratio: 0.5,
afk_timeout: 180,
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pagetitle: self.name,
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maxlength: 0,
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externalcss: "",
externaljs: "",
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chat_antiflood: false,
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show_public: false,
enable_link_regex: true
};
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self.filters = [
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new Filter("monospace", "`([^`]+)`", "g", "<code>$1</code>"),
new Filter("bold", "(^|\\s)\\*([^\\*]+)\\*", "g", "$1<strong>$2</strong>"),
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new Filter("italic", "(^| )_([^_]+)_", "g", "$1<em>$2</em>"),
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new Filter("strikethrough", "~~([^~]+)~~", "g", "<s>$1</s>"),
new Filter("inline spoiler", "\\[spoiler\\](.*)\\[\\/spoiler\\]", "ig", "<span class=\"spoiler\">$1</span>"),
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];
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self.motd = {
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motd: "",
html: ""
};
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self.ipbans = {};
self.namebans = {};
self.ip_alias = {};
self.name_alias = {};
self.login_hist = [];
self.logger = new Logger.Logger("chanlogs/" + self.canonical_name + ".log");
self.i = 0;
self.time = new Date().getTime();
self.plmeta = {
count: 0,
time: "00:00"
};
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self.css = "";
self.js = "";
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self.ipkey = "";
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for(var i = 0; i < 15; i++) {
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self.ipkey += "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"[parseInt(Math.random() * 65)]
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}
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Server.db.loadChannelData(self, function () {
if(self.registered) {
self.loadDump();
}
});
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}
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/* REGION Permissions */
Channel.prototype.hasPermission = function(user, key) {
if(key.indexOf("playlist") == 0 && this.openqueue) {
var key2 = "o" + key;
var v = this.permissions[key2];
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if(typeof v == "number" && user.rank >= v) {
return true;
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}
}
var v = this.permissions[key];
if(typeof v != "number") {
return false;
}
return user.rank >= v;
}
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/* REGION Channel data */
Channel.prototype.loadDump = function() {
fs.readFile("chandump/" + this.name, function(err, data) {
if(err) {
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if(err.code == "ENOENT") {
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Logger.errlog.log("WARN: missing dump for " + this.name);
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this.initialized = true;
this.saveDump();
}
else {
Logger.errlog.log("Failed to open channel dump " + this.name);
Logger.errlog.log(err);
}
return;
}
try {
this.logger.log("*** Loading channel dump from disk");
data = JSON.parse(data);
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/* Load the playlist */
// Old
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if(data.queue) {
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if(data.position < 0)
data.position = 0;
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for(var i = 0; i < data.queue.length; i++) {
var e = data.queue[i];
var m = new Media(e.id, e.title, e.seconds, e.type);
var p = this.playlist.makeItem(m);
p.queueby = data.queue[i].queueby ? data.queue[i].queueby
: "";
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p.temp = e.temp;
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this.playlist.items.append(p);
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if(i == data.position)
this.playlist.current = p;
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}
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this.sendAll("playlist", this.playlist.items.toArray());
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this.broadcastPlaylistMeta();
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this.playlist.startPlayback();
}
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// Current
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else if(data.playlist) {
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var chan = this;
this.playlist.load(data.playlist, function() {
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chan.sendAll("playlist", chan.playlist.items.toArray());
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chan.broadcastPlaylistMeta();
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chan.playlist.startPlayback(data.playlist.time);
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});
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}
for(var key in data.opts) {
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// Gotta love backwards compatibility
if(key == "customcss" || key == "customjs") {
var k = key.substring(6);
this.opts[k] = data.opts[key];
}
else {
this.opts[key] = data.opts[key];
}
}
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for(var key in data.permissions) {
this.permissions[key] = data.permissions[key];
}
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this.sendAll("setPermissions", this.permissions);
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this.broadcastOpts();
this.users.forEach(function (u) {
u.autoAFK();
});
if(data.filters) {
for(var i = 0; i < data.filters.length; i++) {
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var f = data.filters[i];
// Backwards compatibility
if(f[0] != undefined) {
var filt = new Filter("", f[0], "g", f[1]);
filt.active = f[2];
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this.updateFilter(filt, false);
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}
else {
var filt = new Filter(f.name, f.source, f.flags, f.replace);
filt.active = f.active;
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filt.filterlinks = f.filterlinks;
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this.updateFilter(filt, false);
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}
}
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this.broadcastChatFilters();
}
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if(data.motd) {
this.motd = data.motd;
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this.broadcastMotd();
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}
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this.setLock(!(data.openqueue || false));
this.chatbuffer = data.chatbuffer || [];
for(var i = 0; i < this.chatbuffer.length; i++) {
this.sendAll("chatMsg", this.chatbuffer[i]);
}
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this.css = data.css || "";
this.js = data.js || "";
this.sendAll("channelCSSJS", {css: this.css, js: this.js});
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this.initialized = true;
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setTimeout(function() { incrementalDump(this); }.bind(this), 300000);
}
catch(e) {
Logger.errlog.log("Channel dump load failed: ");
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Logger.errlog.log(e.stack);
}
}.bind(this));
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}
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Channel.prototype.saveDump = function() {
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if(!this.initialized)
return;
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var filts = new Array(this.filters.length);
for(var i = 0; i < this.filters.length; i++) {
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filts[i] = this.filters[i].pack();
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}
var dump = {
position: this.position,
currentTime: this.media ? this.media.currentTime : 0,
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playlist: this.playlist.dump(),
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opts: this.opts,
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permissions: this.permissions,
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filters: filts,
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motd: this.motd,
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openqueue: this.openqueue,
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chatbuffer: this.chatbuffer,
css: this.css,
js: this.js
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};
var text = JSON.stringify(dump);
fs.writeFileSync("chandump/" + this.name, text);
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}
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// Save channel dumps every 5 minutes, in case of crash
function incrementalDump(chan) {
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if(chan && chan.users && chan.users.length > 0) {
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chan.saveDump();
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setTimeout(function() { incrementalDump(chan); }, 300000);
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}
}
Channel.prototype.readLog = function (filterIp, callback) {
var maxLen = 100000; // Most recent 100KB
var file = this.logger.filename;
fs.stat(file, function (err, data) {
if(err) {
callback(err, null);
return;
}
var start = data.size - maxLen;
if(start < 0) {
start = 0;
}
var end = data.size - 1;
var rs = fs.createReadStream(file, {
start: start,
end: end
});
var buffer = "";
rs.on("data", function (data) {
buffer += data;
});
rs.on("end", function () {
if(filterIp) {
buffer = buffer.replace(
/(\d{1,3}\.){2}(\d{1,3})\.(\d{1,3})/g,
"x.x.$2.$3"
);
}
callback(false, buffer);
});
});
}
Channel.prototype.tryReadLog = function (user) {
if(user.rank < 3)
return;
var filterIp = true;
if(user.global_rank >= 255)
filterIp = false;
this.readLog(filterIp, function (err, data) {
if(err) {
user.socket.emit("readChanLog", {
success: false
});
} else {
user.socket.emit("readChanLog", {
success: true,
data: data
});
}
});
}
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Channel.prototype.tryRegister = function (user) {
var self = this;
if(self.registered) {
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self.server.actionlog.record(user.ip, user.name, "channel-register-failure",
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[self.name, "Channel already registered"]);
user.socket.emit("registerChannel", {
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success: false,
error: "This channel is already registered"
});
}
else if(!user.loggedIn) {
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self.server.actionlog.record(user.ip, user.name, "channel-register-failure",
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[self.name, "Not logged in"]);
user.socket.emit("registerChannel", {
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success: false,
error: "You must log in to register a channel"
});
}
else if(!Rank.hasPermission(user, "registerChannel")) {
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self.server.actionlog.record(user.ip, user.name, "channel-register-failure",
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[self.name, "Insufficient permissions"]);
user.socket.emit("registerChannel", {
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success: false,
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error: "You don't have permission to register self channel"
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});
}
else {
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self.server.db.registerChannel(self.name, user.name,
function (err, res) {
if(err) {
user.socket.emit("registerChannel", {
success: false,
error: "Unable to register channel: " + err
});
return;
}
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self.server.actionlog.record(user.ip, user.name,
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"channel-register-success", self.name);
self.registered = true;
self.initialized = true;
self.saveDump();
self.saveRank(user);
user.socket.emit("registerChannel", {
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success: true
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});
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self.logger.log("*** " + user.name + " registered the channel");
});
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}
}
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Channel.prototype.unregister = function (user) {
var self = this;
if(!self.registered) {
user.socket.emit("unregisterChannel", {
success: false,
error: "This channel is already unregistered"
});
return;
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}
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if(user.rank < 10) {
user.socket.emit("unregisterChannel", {
success: false,
error: "You must be the channel owner to unregister it"
});
return;
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}
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self.server.db.dropChannel(self.name, function (err, res) {
if(err) {
user.socket.emit("unregisterChannel", {
success: false,
error: "Unregistration failed: " + err
});
return;
}
self.registered = false;
user.socket.emit("unregisterChannel", { success: true });
});
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}
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Channel.prototype.getRank = function (name, callback) {
var self = this;
self.server.db.getGlobalRank(name, function (err, global) {
if(err) {
callback(err, null);
return;
}
if(!self.registered) {
callback(null, global);
return;
}
self.server.db.getChannelRank(self.name, name,
function (err, rank) {
if(err) {
callback(err, null);
return;
}
callback(null, rank > global ? rank : global);
});
});
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}
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Channel.prototype.saveRank = function (user) {
this.server.db.setChannelRank(this.name, user.name, user.rank);
}
Channel.prototype.getIPRank = function (ip, callback) {
var self = this;
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var names = [];
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var next = function (names) {
self.server.db.getChannelRank(self.name, names,
function (err, res) {
if(err) {
callback(err, null);
return;
}
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var rank = 0;
for(var i in res) {
rank = (res[i].rank > rank) ? res[i].rank : rank;
}
callback(null, rank);
});
};
if(ip in self.ip_alias) {
names = self.ip_alias[ip];
next(names);
} else if(ip.match(/^(\d+)\.(\d+)\.(\d+)$/)) {
// Range
for(var ip2 in self.ip_alias) {
if(ip2.indexOf(ip) == 0) {
for(var i in self.ip_aliases[ip2])
names.push(self.ip_aliases[ip2][i]);
}
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}
next(names);
} else {
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self.server.db.listAliases(ip, function (err, names) {
self.ip_alias[ip] = names;
next(names);
});
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}
}
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Channel.prototype.cacheMedia = function(media) {
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var self = this;
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// Prevent the copy in the playlist from messing with this one
media = media.dup();
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if(media.temp) {
return;
}
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if(self.registered) {
self.server.db.addToLibrary(self.name, media);
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}
}
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Channel.prototype.tryNameBan = function(actor, name) {
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var self = this;
if(!self.hasPermission(actor, "ban")) {
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return false;
}
name = name.toLowerCase();
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self.getRank(name, function (err, rank) {
if(err) {
actor.socket.emit("errorMsg", {
msg: "Internal error"
});
return;
}
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if(rank >= actor.rank) {
actor.socket.emit("errorMsg", {
msg: "You don't have permission to ban this person."
});
return;
}
self.namebans[name] = actor.name;
for(var i = 0; i < self.users.length; i++) {
if(self.users[i].name.toLowerCase() == name) {
self.kick(self.users[i], "You're banned!");
break;
}
}
self.logger.log("*** " + actor.name + " namebanned " + name);
self.users.forEach(function(u) {
self.sendBanlist(u);
});
if(!self.registered) {
return;
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}
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self.server.db.addChannelBan(self.name, "*", name, actor.name);
});
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}
Channel.prototype.unbanName = function(actor, name) {
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var self = this;
if(!self.hasPermission(actor, "ban")) {
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return false;
}
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self.namebans[name] = null;
delete self.namebans[name];
self.logger.log("*** " + actor.name + " un-namebanned " + name);
self.server.db.clearChannelNameBan(self.name, name, function (err, res) {
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self.users.forEach(function(u) {
self.sendBanlist(u);
});
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});
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}
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Channel.prototype.tryIPBan = function(actor, name, range) {
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var self = this;
if(!self.hasPermission(actor, "ban")) {
return;
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}
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if(typeof name != "string") {
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return;
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}
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self.server.db.listIPsForName(name, function (err, ips) {
if(err) {
actor.socket.emit("errorMsg", {
msg: "Internal error"
});
return;
}
ips.forEach(function (ip) {
if(range)
ip = ip.replace(/(\d+)\.(\d+)\.(\d+)\.(\d+)/, "$1.$2.$3");
self.getIPRank(ip, function (err, rank) {
if(err) {
actor.socket.emit("errorMsg", {
msg: "Internal error"
});
return;
}
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if(rank >= actor.rank) {
actor.socket.emit("errorMsg", {
msg: "You don't have permission to ban IP: x.x." +
ip.replace(/\d+\.\d+\.(\d+\.\d+)/, "$1")
});
return;
}
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self.ipbans[ip] = [name, actor.name];
self.logger.log("*** " + actor.name + " banned " + ip +
" (" + name + ")");
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for(var i = 0; i < self.users.length; i++) {
if(self.users[i].ip.indexOf(ip) == 0) {
self.kick(self.users[i], "Your IP is banned!");
i--;
}
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}
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if(!self.registered)
return;
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self.server.db.addChannelBan(chan.name, ip, name,
actor.name,
function (err, res) {
self.users.forEach(function(u) {
self.sendBanlist(u);
});
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});
});
});
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});
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}
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Channel.prototype.unbanIP = function(actor, ip) {
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var self = this;
if(!self.hasPermission(actor, "ban"))
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return false;
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self.ipbans[ip] = null;
self.users.forEach(function(u) {
self.sendBanlist(u);
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});
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self.logger.log("*** " + actor.name + " unbanned " + ip);
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if(!self.registered)
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return false;
// Update database ban table
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self.server.db.clearChannelIPBan(self.name, ip);
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}
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Channel.prototype.tryUnban = function(actor, data) {
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if(data.ip_hidden) {
var ip = this.hideIP(data.ip_hidden);
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this.unbanIP(actor, ip);
}
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if(data.name) {
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this.unbanName(actor, data.name);
}
}
Channel.prototype.search = function(query, callback) {
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var self = this;
self.server.db.searchLibrary(self.name, query, function (err, res) {
if(err) {
res = [];
}
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results.sort(function(a, b) {
var x = a.title.toLowerCase();
var y = b.title.toLowerCase();
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return (x == y) ? 0 : (x < y ? -1 : 1);
});
callback(results);
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});
}
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/* REGION User interaction */
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Channel.prototype.userJoin = function(user) {
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var parts = user.ip.split(".");
var slash24 = parts[0] + "." + parts[1] + "." + parts[2];
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// GTFO
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if((user.ip in this.ipbans && this.ipbans[user.ip] != null) ||
(slash24 in this.ipbans && this.ipbans[slash24] != null)) {
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this.logger.log("--- Kicking " + user.ip + " - banned");
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this.kick(user, "You're banned!");
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return;
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}
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if(user.name && user.name.toLowerCase() in this.namebans &&
this.namebans[user.name.toLowerCase()] != null) {
this.kick(user, "You're banned!");
return;
}
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// Join the socket pool for this channel
user.socket.join(this.name);
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// Prevent duplicate login
if(user.name != "") {
for(var i = 0; i < this.users.length; i++) {
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if(this.users[i].name.toLowerCase() == user.name.toLowerCase()) {
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this.kick(this.users[i], "Duplicate login");
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}
}
}
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// If the channel is empty and isn't registered, the first person
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// gets ownership of the channel (temporarily)
if(this.users.length == 0 && !this.registered) {
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user.rank = (user.rank < Rank.Owner) ? 10 : user.rank;
user.socket.emit("channelNotRegistered");
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}
this.users.push(user);
this.broadcastVoteskipUpdate();
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if(user.name != "") {
this.broadcastNewUser(user);
}
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this.broadcastUsercount();
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// Set the new guy up
this.sendPlaylist(user);
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this.sendMediaUpdate(user);
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user.socket.emit("setPlaylistLocked", {locked: !this.openqueue});
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this.sendUserlist(user);
this.sendRecentChat(user);
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user.socket.emit("channelCSSJS", {css: this.css, js: this.js});
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if(this.poll) {
user.socket.emit("newPoll", this.poll.packUpdate());
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}
user.socket.emit("channelOpts", this.opts);
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user.socket.emit("setPermissions", this.permissions);
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user.socket.emit("setMotd", this.motd);
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user.socket.emit("drinkCount", this.drinks);
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// Send things that require special permission
this.sendRankStuff(user);
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this.logger.log("+++ " + user.ip + " joined");
Logger.syslog.log(user.ip + " joined channel " + this.name);
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}
Channel.prototype.userLeave = function(user) {
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// Their socket might already be dead, so wrap in a try-catch
try {
user.socket.leave(this.name);
}
catch(e) {}
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// Undo vote for people who leave
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if(this.poll) {
this.poll.unvote(user.ip);
this.broadcastPollUpdate();
}
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if(this.voteskip) {
this.voteskip.unvote(user.ip);
}
// If they were leading, return control to the server
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if(this.leader == user) {
this.changeLeader("");
}
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// Remove the user from the client list for this channel
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var idx = this.users.indexOf(user);
if(idx >= 0 && idx < this.users.length)
this.users.splice(idx, 1);
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idx = this.afkers.indexOf(user.name.toLowerCase());
if(idx >= 0 && idx < this.afkers.length)
this.afkers.splice(idx, 1);
this.checkVoteskipPass();
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this.broadcastUsercount();
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if(user.name != "") {
this.sendAll("userLeave", {
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name: user.name
});
}
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this.logger.log("--- " + user.ip + " (" + user.name + ") left");
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if(this.users.length == 0) {
this.logger.log("*** Channel empty, unloading");
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this.server.unloadChannel(this);
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}
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}
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Channel.prototype.kick = function(user, reason) {
user.socket.emit("kick", {
reason: reason
});
if(user.socket.disconnected) {
this.userLeave(user);
}
user.socket.disconnect(true);
}
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Channel.prototype.hideIP = function(ip) {
var chars = new Array(15);
for(var i = 0; i < ip.length; i++) {
chars[i] = String.fromCharCode(ip.charCodeAt(i) ^ this.ipkey.charCodeAt(i));
}
return chars.join("");
}
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Channel.prototype.sendLoginHistory = function(user) {
if(user.rank < 2)
return;
user.socket.emit("recentLogins", this.login_hist);
}
Channel.prototype.sendBanlist = function(user) {
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if(this.hasPermission(user, "ban")) {
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var ents = [];
for(var ip in this.ipbans) {
if(this.ipbans[ip] != null) {
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var name = this.ipbans[ip][0];
var ip_hidden = this.hideIP(ip);
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var disp = ip;
if(user.rank < Rank.Siteadmin) {
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disp = "x.x." + ip.replace(/\d+\.\d+\.(\d+\.\d+)/, "$1");
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}
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ents.push({
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ip_displayed: disp,
ip_hidden: ip_hidden,
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name: name,
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aliases: this.ip_alias[ip] || [],
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banner: this.ipbans[ip][1]
});
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}
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}
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for(var name in this.namebans) {
if(this.namebans[name] != null) {
ents.push({
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ip_displayed: "*",
ip_hidden: false,
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name: name,
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aliases: this.name_alias[name] || [],
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banner: this.namebans[name]
});
}
}
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user.socket.emit("banlist", ents);
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}
}
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Channel.prototype.sendChatFilters = function(user) {
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if(this.hasPermission(user, "filteredit")) {
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var filts = new Array(this.filters.length);
for(var i = 0; i < this.filters.length; i++) {
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filts[i] = this.filters[i].pack();
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}
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user.socket.emit("chatFilters", filts);
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}
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}
Channel.prototype.sendRankStuff = function(user) {
this.sendBanlist(user);
this.sendChatFilters(user);
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this.sendChannelRanks(user);
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}
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Channel.prototype.sendChannelRanks = function(user) {
if(Rank.hasPermission(user, "acl")) {
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this.server.db.listChannelRanks(this.name, function (err, res) {
if(err) {
user.socket.emit("errorMsg", {
msg: "Internal error: " + err
});
return;
}
user.socket.emit("channelRanks", res);
});
}
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}
2013-02-16 05:02:42 +00:00
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Channel.prototype.sendPlaylist = function(user) {
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user.socket.emit("playlist", this.playlist.items.toArray());
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if(this.playlist.current)
user.socket.emit("setCurrent", this.playlist.current.uid);
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user.socket.emit("setPlaylistMeta", this.plmeta);
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}
2013-02-16 05:02:42 +00:00
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Channel.prototype.sendMediaUpdate = function(user) {
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if(this.playlist.current != null) {
user.socket.emit("changeMedia", this.playlist.current.media.fullupdate());
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}
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}
2013-02-16 05:02:42 +00:00
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Channel.prototype.sendUserlist = function(user) {
var users = [];
for(var i = 0; i < this.users.length; i++) {
// Skip people who haven't logged in
if(this.users[i].name != "") {
users.push({
name: this.users[i].name,
rank: this.users[i].rank,
leader: this.users[i] == this.leader,
meta: this.users[i].meta,
profile: this.users[i].profile
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});
}
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}
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user.socket.emit("userlist", users);
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}
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// Send the last 15 messages for context
Channel.prototype.sendRecentChat = function(user) {
for(var i = 0; i < this.chatbuffer.length; i++) {
user.socket.emit("chatMsg", this.chatbuffer[i]);
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}
}
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/* REGION Broadcasts to all clients */
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Channel.prototype.sendAll = function(message, data) {
if(this.name == "")
return;
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this.server.io.sockets.in(this.name).emit(message, data);
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}
Channel.prototype.sendAllWithPermission = function(perm, msg, data) {
for(var i = 0; i < this.users.length; i++) {
if(Rank.hasPermission(this.users[i], perm)) {
this.users[i].socket.emit(msg, data);
}
}
}
Channel.prototype.broadcastPlaylistMeta = function() {
var total = 0;
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var iter = this.playlist.items.first;
while(iter !== null) {
if(iter.media !== null)
total += iter.media.seconds;
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iter = iter.next;
}
var timestr = formatTime(total);
var packet = {
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count: this.playlist.items.length,
time: timestr
};
this.plmeta = packet;
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this.sendAll("setPlaylistMeta", packet);
}
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Channel.prototype.broadcastUsercount = function() {
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this.sendAll("usercount", this.users.length);
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}
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Channel.prototype.broadcastNewUser = function(user) {
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var self = this;
self.server.db.listAliases(user.ip, function (err, aliases) {
if(err) {
aliases = [];
}
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self.ip_alias[user.ip] = aliases;
aliases.forEach(function (alias) {
chan.name_alias[alias] = aliases;
});
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self.login_hist.unshift({
name: user.name,
aliases: self.ip_alias[user.ip],
time: Date.now()
});
if(self.login_hist.length > 20)
self.login_hist.pop();
if(user.name.toLowerCase() in self.namebans &&
self.namebans[user.name.toLowerCase()] !== null) {
self.kick(user, "You're banned!");
return;
}
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self.sendAll("addUser", {
name: user.name,
rank: user.rank,
leader: self.leader == user,
meta: user.meta,
profile: user.profile
});
if(user.rank > Rank.Guest) {
self.saveRank(user);
}
var msg = user.name + " joined (aliases: ";
msg += self.ip_alias[user.ip].join(", ") + ")";
var pkt = {
username: "[server]",
msg: msg,
msgclass: "server-whisper",
time: Date.now()
};
self.users.forEach(function(u) {
if(u.rank >= 2) {
u.socket.emit("joinMessage", pkt);
}
});
});
}
Channel.prototype.broadcastUserUpdate = function(user) {
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this.sendAll("updateUser", {
name: user.name,
rank: user.rank,
leader: this.leader == user,
meta: user.meta,
profile: user.profile
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});
this.sendRankStuff(user);
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}
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Channel.prototype.broadcastPoll = function() {
this.sendAll("newPoll", this.poll.packUpdate());
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}
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Channel.prototype.broadcastPollUpdate = function() {
this.sendAll("updatePoll", this.poll.packUpdate());
}
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Channel.prototype.broadcastPollClose = function() {
this.sendAll("closePoll");
}
2013-02-16 05:02:42 +00:00
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Channel.prototype.broadcastOpts = function() {
this.sendAll("channelOpts", this.opts);
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}
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Channel.prototype.broadcastBanlist = function() {
var ents = [];
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var adminents = [];
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for(var ip in this.ipbans) {
if(this.ipbans[ip] != null) {
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var name = this.ipbans[ip][0];
var ip_hidden = this.hideIP(ip);
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ents.push({
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ip_displayed: "x.x." + ip.replace(/\d+\.\d+\.(\d+\.\d+)/, "$1"),
ip_hidden: ip_hidden,
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name: name,
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aliases: this.ip_alias[ip] || [],
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banner: this.ipbans[ip][1]
});
adminents.push({
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ip_displayed: ip,
ip_hidden: ip_hidden,
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name: name,
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aliases: this.ip_alias[ip] || [],
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banner: this.ipbans[ip][1]
});
}
}
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for(var name in this.namebans) {
if(this.namebans[name] != null) {
ents.push({
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ip_displayed: "*",
ip_hidden: false,
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name: name,
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aliases: this.name_alias[name] || [],
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banner: this.namebans[name]
});
adminents.push({
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ip_displayed: "*",
ip_hidden: false,
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name: name,
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aliases: this.name_alias[name] || [],
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banner: this.namebans[name]
});
}
}
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for(var i = 0; i < this.users.length; i++) {
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if(this.hasPermission(this.users[i], "ban")) {
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if(this.users[i].rank >= Rank.Siteadmin) {
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this.users[i].socket.emit("banlist", adminents);
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}
else {
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this.users[i].socket.emit("banlist", ents);
2013-05-21 16:17:01 +00:00
}
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}
}
}
Channel.prototype.broadcastChatFilters = function() {
var filts = new Array(this.filters.length);
for(var i = 0; i < this.filters.length; i++) {
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filts[i] = this.filters[i].pack();
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}
for(var i = 0; i < this.users.length; i++) {
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if(this.hasPermission(this.users[i], "filteredit")) {
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this.users[i].socket.emit("chatFilters", filts);
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}
}
}
Channel.prototype.broadcastVoteskipUpdate = function() {
var amt = this.voteskip ? this.voteskip.counts[0] : 0;
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var count = this.users.length - this.afkers.length;
var need = this.voteskip ? Math.ceil(count * this.opts.voteskip_ratio) : 0;
for(var i = 0; i < this.users.length; i++) {
if(Rank.hasPermission(this.users[i], "seeVoteskip") ||
this.leader == this.users[i]) {
this.users[i].socket.emit("voteskip", {
count: amt,
need: need
});
}
}
}
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Channel.prototype.broadcastMotd = function() {
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this.sendAll("setMotd", this.motd);
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}
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Channel.prototype.broadcastDrinks = function() {
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this.sendAll("drinkCount", this.drinks);
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}
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/* REGION Playlist Stuff */
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Channel.prototype.onVideoChange = function () {
this.voteskip = false;
this.broadcastVoteskipUpdate();
this.drinks = 0;
this.broadcastDrinks();
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}
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// The server autolead function
function mediaUpdate(chan, id) {
// Bail cases - video changed, someone's leader, no video playing
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if(chan.media == null ||
id != chan.media.id ||
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chan.leader != null ||
chan.users.length == 0) {
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return;
}
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chan.media.currentTime += (new Date().getTime() - chan.time) / 1000.0;
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chan.time = new Date().getTime();
// Show's over, move on to the next thing
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if(chan.media.currentTime > chan.media.seconds + 1) {
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chan.playNext();
}
// Send updates about every 5 seconds
else if(chan.i % 5 == 0) {
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chan.sendAll("mediaUpdate", chan.media.timeupdate());
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}
chan.i++;
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setTimeout(function() { mediaUpdate(chan, id); }, 1000);
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}
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function isLive(type) {
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return type == "li" // Livestream.com
|| type == "tw" // Twitch.tv
|| type == "jt" // Justin.tv
|| type == "rt" // RTMP
|| type == "jw" // JWPlayer
|| type == "us" // Ustream.tv
|| type == "im" // Imgur album
|| type == "cu";// Custom Embed
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}
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Channel.prototype.queueAdd = function(item, after) {
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var chan = this;
function afterAdd() {
chan.sendAll("queue", {
item: item.pack(),
after: after
});
chan.broadcastPlaylistMeta();
}
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if(after === "prepend")
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this.playlist.prepend(item, afterAdd);
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else if(after === "append")
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this.playlist.append(item, afterAdd);
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else
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this.playlist.insertAfter(item, after, afterAdd);
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}
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Channel.prototype.autoTemp = function(item, user) {
if(isLive(item.media.type)) {
item.temp = true;
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}
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if(!this.hasPermission(user, "addnontemp")) {
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item.temp = true;
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}
}
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Channel.prototype.tryQueue = function(user, data) {
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if(!this.hasPermission(user, "playlistadd")) {
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return;
}
if(typeof data.pos !== "string") {
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return;
}
if(typeof data.id !== "string" && data.id !== false) {
return;
}
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if(data.pos == "next" && !this.hasPermission(user, "playlistnext")) {
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return;
}
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if(user.rank < Rank.Moderator
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&& this.leader != user
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&& user.noflood("queue", 1.5)) {
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return;
}
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data.queueby = user ? user.name : "";
data.temp = !this.hasPermission(user, "addnontemp");
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if(data.list)
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this.addMediaList(data, user);
else
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this.addMedia(data, user);
}
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Channel.prototype.addMedia = function(data, user) {
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var self = this;
if(data.type === "yp" &&
!self.hasPermission(user, "playlistaddlist")) {
user.socket.emit("queueFail", "You don't have permission to add " +
"playlists");
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return;
}
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if(data.type === "cu" &&
!self.hasPermission(user, "playlistaddcustom")) {
user.socket.emit("queueFail", "You don't have permission to add " +
"custom embeds");
return;
}
data.temp = data.temp || isLive(data.type);
data.queueby = user ? user.name : "";
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data.maxlength = self.hasPermission(user, "exceedmaxlength")
? 0
: this.opts.maxlength;
self.server.db.getLibraryItem(self.name, data.id,
function (err, item) {
if(err) {
user.socket.emit("queueFail", "Internal error: " + err);
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return;
}
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if(item !== null) {
var m = new Media(item.id, item.title, item.seconds, item.type);
if(data.maxlength && m.seconds > data.maxlength) {
user.socket.emit("queueFail", "Media is too long!");
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return;
}
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data.media = m;
self.playlist.addCachedMedia(data, function (err, item) {
if(err) {
if(err === true)
err = false;
if(user)
user.socket.emit("queueFail", err);
return;
}
else {
chan.logger.log("### " + user.name + " queued " + item.media.title);
chan.sendAll("queue", {
item: item.pack(),
after: item.prev ? item.prev.uid : "prepend"
});
chan.broadcastPlaylistMeta();
}
});
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return;
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} else {
if(isLive(data.type) &&
!self.hasPermission(user, "playlistaddlive")) {
user.socket.emit("queueFail", "You don't have " +
"permission to add livestreams");
return;
}
self.playlist.addMedia(data, function(err, item) {
if(err) {
if(err === true)
err = false;
if(user)
user.socket.emit("queueFail", err);
return;
}
else {
chan.logger.log("### " + user.name + " queued " + item.media.title);
chan.sendAll("queue", {
item: item.pack(),
after: item.prev ? item.prev.uid : "prepend"
});
chan.broadcastPlaylistMeta();
if(!item.temp)
chan.cacheMedia(item.media);
}
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});
}
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});
2013-08-17 20:47:11 +00:00
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}
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Channel.prototype.addMediaList = function(data, user) {
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var chan = this;
this.playlist.addMediaList(data, function(err, item) {
if(err) {
if(err === true)
err = false;
if(user)
user.socket.emit("queueFail", err);
return;
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}
else {
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chan.logger.log("### " + user.name + " queued " + item.media.title);
item.temp = data.temp;
item.queueby = data.queueby;
chan.sendAll("queue", {
item: item.pack(),
after: item.prev ? item.prev.uid : "prepend"
});
chan.broadcastPlaylistMeta();
if(!item.temp)
chan.cacheMedia(item.media);
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}
});
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}
Channel.prototype.tryQueuePlaylist = function(user, data) {
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var self = this;
if(!this.hasPermission(user, "playlistaddlist")) {
return;
}
if(typeof data.name != "string" ||
typeof data.pos != "string") {
return;
}
if(data.pos == "next" && !this.hasPermission(user, "playlistnext")) {
return;
}
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self.server.db.getUserPlaylist(user.name, data.name,
function (err, pl) {
if(err) {
user.socket.emit("errorMsg", {
msg: "Playlist load failed: " + err
});
return;
}
data.list = pl;
data.queueby = user.name;
data.temp = !self.hasPermission(user, "addnontemp");
self.addMediaList(data, user);
});
}
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Channel.prototype.setTemp = function(uid, temp) {
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var item = this.playlist.items.find(uid);
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if(!item)
return;
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item.temp = temp;
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this.sendAll("setTemp", {
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uid: uid,
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temp: temp
});
if(!temp) {
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this.cacheMedia(item.media);
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}
}
Channel.prototype.trySetTemp = function(user, data) {
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if(!this.hasPermission(user, "settemp")) {
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return;
}
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if(typeof data.uid != "number" || typeof data.temp != "boolean") {
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return;
}
2013-06-29 22:09:20 +00:00
this.setTemp(data.uid, data.temp);
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}
2013-06-11 15:29:21 +00:00
2013-07-01 22:45:55 +00:00
Channel.prototype.dequeue = function(uid) {
var chan = this;
function afterDelete() {
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chan.sendAll("delete", {
uid: uid
});
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chan.broadcastPlaylistMeta();
}
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if(!this.playlist.remove(uid, afterDelete))
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return;
}
Channel.prototype.tryDequeue = function(user, data) {
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if(!this.hasPermission(user, "playlistdelete"))
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return;
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if(typeof data !== "number")
return;
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var plitem = this.playlist.items.find(data);
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if(plitem && plitem.media)
this.logger.log("### " + user.name + " deleted " + plitem.media.title);
this.dequeue(data);
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}
Channel.prototype.tryUncache = function(user, data) {
if(!Rank.hasPermission(user, "uncache")) {
return;
}
if(typeof data.id != "string") {
return;
}
2013-08-17 20:47:11 +00:00
self.server.db.removeFromLibrary(self.name, data.id,
function (err, res) {
if(err)
return;
self.logger.log("*** " + user.name + " deleted " + data.id +
" from library");
});
}
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Channel.prototype.playNext = function() {
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this.playlist.next();
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}
Channel.prototype.tryPlayNext = function(user) {
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if(!this.hasPermission(user, "playlistjump")) {
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return;
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}
2013-04-03 17:47:41 +00:00
2013-08-07 03:21:54 +00:00
this.logger.log("### " + user.name + " skipped the video");
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this.playNext();
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}
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Channel.prototype.jumpTo = function(uid) {
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return this.playlist.jump(uid);
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}
Channel.prototype.tryJumpTo = function(user, data) {
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if(!this.hasPermission(user, "playlistjump")) {
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return;
}
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if(typeof data !== "number") {
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return;
}
2013-08-07 03:21:54 +00:00
this.logger.log("### " + user.name + " skipped the video");
2013-06-11 15:29:21 +00:00
this.jumpTo(data);
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}
2013-04-22 20:37:42 +00:00
Channel.prototype.clearqueue = function() {
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this.playlist.clear();
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this.sendAll("playlist", this.playlist.items.toArray());
this.broadcastPlaylistMeta();
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}
Channel.prototype.tryClearqueue = function(user) {
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if(!this.hasPermission(user, "playlistclear")) {
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return;
}
2013-08-07 03:21:54 +00:00
this.logger.log("### " + user.name + " cleared the playlist");
2013-04-22 20:37:42 +00:00
this.clearqueue();
}
Channel.prototype.shufflequeue = function() {
var n = [];
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var pl = this.playlist.items.toArray(false);
this.playlist.clear();
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while(pl.length > 0) {
var i = parseInt(Math.random() * pl.length);
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var item = this.playlist.makeItem(pl[i].media);
item.temp = pl[i].temp;
item.queueby = pl[i].queueby;
this.playlist.items.append(item);
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pl.splice(i, 1);
}
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this.playlist.current = this.playlist.items.first;
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this.sendAll("playlist", this.playlist.items.toArray());
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this.sendAll("setPlaylistMeta", this.plmeta);
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this.playlist.startPlayback();
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}
Channel.prototype.tryShufflequeue = function(user) {
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if(!this.hasPermission(user, "playlistshuffle")) {
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return;
}
2013-08-07 03:21:54 +00:00
this.logger.log("### " + user.name + " shuffled the playlist");
2013-04-22 20:37:42 +00:00
this.shufflequeue();
}
2013-04-03 17:47:41 +00:00
Channel.prototype.tryUpdate = function(user, data) {
if(this.leader != user) {
return;
}
2013-06-30 19:33:38 +00:00
if(typeof data.id !== "string" || typeof data.currentTime !== "number")
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return;
2013-06-29 22:09:20 +00:00
if(this.playlist.current === null) {
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return;
}
2013-06-30 19:33:38 +00:00
if(isLive(this.playlist.current.media.type)
&& this.playlist.current.media.type != "jw") {
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return;
}
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if(this.playlist.current.media.id != data.id) {
return;
}
2013-06-29 22:09:20 +00:00
this.playlist.current.media.currentTime = data.currentTime;
this.playlist.current.media.paused = data.paused;
this.sendAll("mediaUpdate", this.playlist.current.media.timeupdate());
2013-04-03 17:47:41 +00:00
}
2013-06-11 15:29:21 +00:00
Channel.prototype.move = function(data, user) {
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var chan = this;
function afterMove() {
var moveby = user && user.name ? user.name : null;
if(typeof data.moveby !== "undefined")
moveby = data.moveby;
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var fromit = chan.playlist.items.find(data.from);
var afterit = chan.playlist.items.find(data.after);
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var aftertitle = afterit && afterit.media ? afterit.media.title : "";
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if(fromit) {
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chan.logger.log("### " + user.name + " moved " + fromit.media.title
+ (aftertitle ? " after " + aftertitle : ""));
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}
2013-07-01 22:45:55 +00:00
chan.sendAll("moveVideo", {
from: data.from,
after: data.after,
moveby: moveby
});
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}
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this.playlist.move(data.from, data.after, afterMove);
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}
Channel.prototype.tryMove = function(user, data) {
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if(!this.hasPermission(user, "playlistmove")) {
return;
2013-05-22 19:38:16 +00:00
}
2013-04-03 17:47:41 +00:00
2013-06-29 22:09:20 +00:00
if(typeof data.from !== "number" || (typeof data.after !== "number" && typeof data.after !== "string"))
return;
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this.move(data, user);
2013-04-03 17:47:41 +00:00
}
/* REGION Polls */
Channel.prototype.tryOpenPoll = function(user, data) {
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if(!this.hasPermission(user, "pollctl") && this.leader != user) {
return;
}
if(!data.title || !data.opts) {
return;
}
var poll = new Poll(user.name, data.title, data.opts);
this.poll = poll;
this.broadcastPoll();
this.logger.log("*** " + user.name + " Opened Poll: '" + poll.title + "'");
}
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Channel.prototype.tryClosePoll = function(user) {
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if(!this.hasPermission(user, "pollctl")) {
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return;
}
if(this.poll) {
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this.logger.log("*** " + user.name + " closed the active poll");
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this.poll = false;
this.broadcastPollClose();
}
}
Channel.prototype.tryVote = function(user, data) {
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if(!this.hasPermission(user, "pollvote")) {
return;
}
2013-06-19 23:39:40 +00:00
if(typeof data.option !== "number") {
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return;
}
if(this.poll) {
this.poll.vote(user.ip, data.option);
this.broadcastPollUpdate();
}
}
Channel.prototype.tryVoteskip = function(user) {
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if(!this.opts.allow_voteskip) {
return;
}
2013-07-28 21:36:53 +00:00
// Voteskip = auto-unafk
user.setAFK(false);
user.autoAFK();
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if(!this.voteskip) {
this.voteskip = new Poll("voteskip", "voteskip", ["yes"]);
}
this.voteskip.vote(user.ip, 0);
2013-08-07 03:21:54 +00:00
this.logger.log("### " + user.name + " voteskipped");
2013-08-01 13:39:10 +00:00
this.checkVoteskipPass();
}
Channel.prototype.checkVoteskipPass = function () {
if(!this.opts.allow_voteskip)
return false;
if(!this.voteskip)
return false;
var count = this.users.length - this.afkers.length;
var need = Math.ceil(count * this.opts.voteskip_ratio);
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if(this.server.cfg["debug"]) {
console.log("afkers=", this.afkers.length);
console.log("users =", this.users.length);
console.log("DBG", this.voteskip.counts[0], "/", need);
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}
2013-08-01 13:39:10 +00:00
if(this.voteskip.counts[0] >= need)
this.playNext();
this.broadcastVoteskipUpdate();
return true;
2013-04-03 17:47:41 +00:00
}
/* REGION Channel Option stuff */
Channel.prototype.setLock = function(locked) {
this.openqueue = !locked;
2013-06-11 15:29:21 +00:00
this.sendAll("setPlaylistLocked", {locked: locked});
2013-04-03 17:47:41 +00:00
}
Channel.prototype.trySetLock = function(user, data) {
if(!Rank.hasPermission(user, "qlock")) {
return;
}
2013-04-03 17:47:41 +00:00
if(data.locked == undefined) {
return;
}
2013-08-07 03:21:54 +00:00
this.logger.log("*** " + user.name + " set playlist lock to " + data.locked);
2013-04-03 17:47:41 +00:00
this.setLock(data.locked);
}
2013-06-11 15:29:21 +00:00
Channel.prototype.tryToggleLock = function(user) {
if(!Rank.hasPermission(user, "qlock")) {
return;
}
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this.logger.log("*** " + user.name + " set playlist lock to " + this.openqueue);
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this.setLock(this.openqueue);
}
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Channel.prototype.tryRemoveFilter = function(user, f) {
if(!this.hasPermission(user, "filteredit"))
return false;
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this.logger.log("%%% " + user.name + " removed filter: " + f.name);
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this.removeFilter(f);
}
Channel.prototype.removeFilter = function(filter) {
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for(var i = 0; i < this.filters.length; i++) {
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if(this.filters[i].name == filter.name) {
this.filters.splice(i, 1);
break;
}
}
this.broadcastChatFilters();
}
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Channel.prototype.updateFilter = function(filter, emit) {
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if(filter.name == "")
filter.name = filter.source;
var found = false;
for(var i = 0; i < this.filters.length; i++) {
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if(this.filters[i].name == filter.name) {
found = true;
this.filters[i] = filter;
break;
}
}
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if(!found) {
this.filters.push(filter);
}
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if(emit !== false)
this.broadcastChatFilters();
}
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Channel.prototype.tryUpdateFilter = function(user, f) {
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if(!this.hasPermission(user, "filteredit")) {
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return;
}
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var re = f.source;
var flags = f.flags;
// Temporary fix
f.replace = f.replace.replace("style", "stlye");
f.replace = sanitize(f.replace).xss();
f.replace = f.replace.replace("stlye", "style");
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try {
new RegExp(re, flags);
}
catch(e) {
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return;
}
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var filter = new Filter(f.name, f.source, f.flags, f.replace);
filter.active = f.active;
filter.filterlinks = f.filterlinks;
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this.logger.log("%%% " + user.name + " updated filter: " + f.name);
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this.updateFilter(filter);
}
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Channel.prototype.moveFilter = function(data) {
if(data.from < 0 || data.to < 0 || data.from >= this.filters.length ||
data.to > this.filters.length) {
return;
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}
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var f = this.filters[data.from];
var to = data.to > data.from ? data.to + 1 : data.to;
var from = data.to > data.from ? data.from : data.from + 1;
this.filters.splice(to, 0, f);
this.filters.splice(from, 1);
this.broadcastChatFilters();
}
Channel.prototype.tryMoveFilter = function(user, data) {
if(!this.hasPermission(user, "filteredit"))
return;
if(typeof data.to !== "number" || typeof data.from !== "number")
return;
this.moveFilter(data);
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}
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Channel.prototype.tryUpdatePermissions = function(user, perms) {
if(!Rank.hasPermission(user, "channelperms")) {
return;
}
for(var key in perms) {
this.permissions[key] = perms[key];
}
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this.logger.log("%%% " + user.name + " updated permissions");
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this.sendAll("setPermissions", this.permissions);
}
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Channel.prototype.tryUpdateOptions = function(user, data) {
if(!Rank.hasPermission(user, "channelOpts")) {
return;
}
const adminonly = {
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pagetitle: true,
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externalcss: true,
externaljs: true,
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show_public: true
};
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if ("afk_timeout" in data) {
data.afk_timeout = parseInt(data.afk_timeout);
if(data.afk_timeout < 0)
data.afk_timeout = 0;
}
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for(var key in this.opts) {
if(key in data) {
if(key in adminonly && user.rank < Rank.Owner) {
continue;
}
if(key === "afk_timeout" && this.opts[key] != data[key]) {
this.users.forEach(function (u) {
u.autoAFK();
});
}
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this.opts[key] = data[key];
}
}
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this.logger.log("%%% " + user.name + " updated channel options");
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this.broadcastOpts();
}
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Channel.prototype.trySetCSS = function(user, data) {
if(!Rank.hasPermission(user, "setcss")) {
return;
}
var css = data.css || "";
if(css.length > 20000) {
css = css.substring(0, 20000);
}
this.css = css;
this.sendAll("channelCSSJS", {
css: this.css,
js: this.js
});
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this.logger.log("%%% " + user.name + " set channel CSS");
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}
Channel.prototype.trySetJS = function(user, data) {
if(!Rank.hasPermission(user, "setjs")) {
return;
}
var js = data.js || "";
if(js.length > 20000) {
js = js.substring(0, 20000);
}
this.js = js;
this.sendAll("channelCSSJS", {
css: this.css,
js: this.js
});
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this.logger.log("%%% " + user.name + " set channel JS");
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}
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Channel.prototype.updateMotd = function(motd) {
var html = motd.replace(/\n/g, "<br>");
// Temporary fix
html = html.replace("style", "stlye");
html = sanitize(html).xss();
html = html.replace("stlye", "style");
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//html = this.filterMessage(html);
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this.motd = {
motd: motd,
html: html
};
this.broadcastMotd();
}
Channel.prototype.tryUpdateMotd = function(user, data) {
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if(!this.hasPermission(user, "motdedit")) {
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return;
}
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data.motd = data.motd || "";
this.updateMotd(data.motd);
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this.logger.log("%%% " + user.name + " set the MOTD");
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}
/* REGION Chat */
Channel.prototype.tryChat = function(user, data) {
if(user.name == "") {
return;
}
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if(!this.hasPermission(user, "chat"))
return;
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if(user.muted) {
user.socket.emit("noflood", {
action: "chat",
msg: "You have been muted on this channel."
});
return;
}
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if(typeof data.msg !== "string") {
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return;
}
var msg = data.msg;
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if(msg.length > 240) {
msg = msg.substring(0, 240);
}
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if(this.opts.chat_antiflood && user.noflood("chat", 2.0)) {
return;
}
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this.chainMessage(user, msg);
}
Channel.prototype.chainMessage = function(user, msg, data) {
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if(msg.indexOf("/") == 0)
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ChatCommand.handle(this, user, msg, data);
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else if(msg.indexOf(">") == 0)
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this.sendMessage(user.name, msg, "greentext", data);
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else
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this.sendMessage(user.name, msg, "", data);
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}
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Channel.prototype.filterMessage = function(msg) {
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const link = /((?:(?:https?)|(?:ftp))(?::\/\/[0-9a-zA-Z\.]+(?::[0-9]+)?[^\s'"$]+))/g;
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var subs = msg.split(link);
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// Apply other filters
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for(var j = 0; j < subs.length; j++) {
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if(this.opts.enable_link_regex && subs[j].match(link)) {
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subs[j] = subs[j].replace(link, "<a href=\"$1\" target=\"_blank\">$1</a>");
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for(var i = 0; i < this.filters.length; i++) {
if(!this.filters[i].filterlinks || !this.filters[i].active)
continue;
subs[j] = this.filters[i].filter(subs[j]);
}
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continue;
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}
for(var i = 0; i < this.filters.length; i++) {
if(!this.filters[i].active)
continue;
subs[j] = this.filters[i].filter(subs[j]);
}
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}
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return subs.join("");
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}
Channel.prototype.sendMessage = function(username, msg, msgclass, data) {
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// I don't want HTML from strangers
msg = sanitize(msg).escape();
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msg = this.filterMessage(msg);
var msgobj = {
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username: username,
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msg: msg,
msgclass: msgclass,
time: Date.now()
};
if(data) {
for(var key in data) {
msgobj[key] = data[key];
}
}
this.sendAll("chatMsg", msgobj);
this.chatbuffer.push(msgobj);
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if(this.chatbuffer.length > 15)
this.chatbuffer.shift();
var unescaped = sanitize(msg).entityDecode();
this.logger.log("<" + username + "." + msgclass + "> " + unescaped);
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};
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/* REGION Rank stuff */
Channel.prototype.trySetRank = function(user, data) {
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var self = this;
if(!Rank.hasPermission(user, "promote"))
return;
if(typeof data.user !== "string" || typeof data.rank !== "number")
return;
if(data.rank >= user.rank)
return;
if(data.rank < 1)
return;
var receiver;
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for(var i = 0; i < self.users.length; i++) {
if(self.users[i].name == data.user) {
receiver = self.users[i];
break;
}
}
if(receiver) {
if(receiver.rank >= user.rank)
return;
receiver.rank = data.rank;
if(receiver.loggedIn) {
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self.saveRank(receiver);
}
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self.broadcastUserUpdate(receiver);
}
else {
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self.getRank(data.user, function (err, rrank) {
if(err)
return;
if(rrank >= user.rank)
return;
self.server.db.setChannelRank(this.name, data.user,
data.rank, function (err, res) {
self.logger.log("*** " + user.name + " set " +
data.user + "'s rank to " + data.rank);
self.sendAllWithPermission("acl", "setChannelRank", data);
});
});
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}
}
Channel.prototype.changeLeader = function(name) {
if(this.leader != null) {
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var old = this.leader;
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this.leader = null;
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if(old.rank == 1.5) {
old.rank = old.oldrank;
}
this.broadcastUserUpdate(old);
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}
if(name == "") {
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this.logger.log("*** Resuming autolead");
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/*
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if(this.playlist.current != null && !isLive(this.playlist.current.media.type)) {
this.playlist.current.media.paused = false;
this.time = new Date().getTime();
this.i = 0;
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mediaUpdate(this, this.playlist.current.media.id);
}
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*/
this.playlist.lead(true);
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return;
}
for(var i = 0; i < this.users.length; i++) {
if(this.users[i].name == name) {
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this.logger.log("*** Assigned leader: " + name);
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this.playlist.lead(false);
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this.leader = this.users[i];
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if(this.users[i].rank < 1.5) {
this.users[i].oldrank = this.users[i].rank;
this.users[i].rank = 1.5;
}
this.broadcastUserUpdate(this.leader);
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}
}
}
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Channel.prototype.tryChangeLeader = function(user, data) {
if(!Rank.hasPermission(user, "assignLeader")) {
return;
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}
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if(data.name == undefined) {
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return;
}
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this.changeLeader(data.name);
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this.logger.log("### " + user.name + " assigned leader to " + data.name);
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}
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module.exports = Channel;