sync/lib/channel/voteskip.js

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var ChannelModule = require("./module");
var Flags = require("../flags");
var Poll = require("../poll").Poll;
function VoteskipModule(channel) {
ChannelModule.apply(this, arguments);
this.poll = false;
}
VoteskipModule.prototype = Object.create(ChannelModule.prototype);
VoteskipModule.prototype.onUserPostJoin = function (user) {
user.socket.on("voteskip", this.handleVoteskip.bind(this, user));
};
VoteskipModule.prototype.onUserPart = function(user) {
if (!this.poll) {
return;
}
this.unvote(user.ip);
this.update();
};
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VoteskipModule.prototype.handleVoteskip = function (user) {
if (!this.channel.modules.options.get("allow_voteskip")) {
return;
}
if (!this.channel.modules.playlist) {
return;
}
if (!this.channel.modules.permissions.canVoteskip(user)) {
return;
}
if (!this.poll) {
this.poll = new Poll("[server]", "voteskip", ["skip"], false);
}
this.poll.vote(user.ip, 0);
var title = "";
if (this.channel.modules.playlist.current) {
title = " " + this.channel.modules.playlist.current.media.title;
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}
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var name = user.getName() || "(anonymous)";
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this.channel.logger.log("[playlist] " + name + " voteskipped " + title);
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user.setAFK(false);
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this.update();
};
VoteskipModule.prototype.unvote = function(ip) {
if (!this.poll) {
return;
}
this.poll.unvote(ip);
};
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VoteskipModule.prototype.update = function () {
if (!this.channel.modules.options.get("allow_voteskip")) {
return;
}
if (!this.poll) {
return;
}
if (this.channel.modules.playlist.meta.count === 0) {
return;
}
var max = this.calcVoteskipMax();
var need = Math.ceil(max * this.channel.modules.options.get("voteskip_ratio"));
if (this.poll.counts[0] >= need) {
this.channel.logger.log("[playlist] Voteskip passed.");
this.channel.modules.playlist._playNext();
}
this.sendVoteskipData(this.channel.users);
};
VoteskipModule.prototype.sendVoteskipData = function (users) {
var max = this.calcVoteskipMax();
var data = {
count: this.poll ? this.poll.counts[0] : 0,
need: this.poll ? Math.ceil(max * this.channel.modules.options.get("voteskip_ratio"))
: 0
};
users.forEach(function (u) {
if (u.account.effectiveRank >= 1.5) {
u.socket.emit("voteskip", data);
}
});
};
VoteskipModule.prototype.calcVoteskipMax = function () {
var perms = this.channel.modules.permissions;
return this.channel.users.map(function (u) {
if (!perms.canVoteskip(u)) {
return 0;
}
return u.is(Flags.U_AFK) ? 0 : 1;
}).reduce(function (a, b) {
return a + b;
}, 0);
};
VoteskipModule.prototype.onMediaChange = function (data) {
this.poll = false;
this.sendVoteskipData(this.channel.users);
};
module.exports = VoteskipModule;