107 lines
3 KiB
JavaScript
107 lines
3 KiB
JavaScript
var ChannelModule = require("./module");
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var Config = require("../config");
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var InfoGetter = require("../get-info");
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var Logger = require("../logger");
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function MediaRefresherModule(channel) {
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ChannelModule.apply(this, arguments);
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this._interval = false;
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this._media = null;
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}
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MediaRefresherModule.prototype = Object.create(ChannelModule.prototype);
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MediaRefresherModule.prototype.onPreMediaChange = function (data, cb) {
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if (this._interval) clearInterval(this._interval);
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this._media = data;
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switch (data.type) {
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case "gd":
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return this.initGoogleDocs(data, function () {
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cb(null, ChannelModule.PASSTHROUGH);
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});
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case "vi":
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return this.initVimeo(data, function () {
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cb(null, ChannelModule.PASSTHROUGH);
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});
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default:
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return cb(null, ChannelModule.PASSTHROUGH);
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}
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};
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MediaRefresherModule.prototype.initGoogleDocs = function (data, cb) {
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var self = this;
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self.refreshGoogleDocs(data, cb);
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/*
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* Refresh every 55 minutes.
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* The expiration is 1 hour, but refresh 5 minutes early to be safe
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*/
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self._interval = setInterval(function () {
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self.refreshGoogleDocs(data);
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}, 55 * 60 * 1000);
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};
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MediaRefresherModule.prototype.initVimeo = function (data, cb) {
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if (!Config.get("vimeo-workaround")) {
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if (cb) cb();
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return;
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}
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var self = this;
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self.channel.activeLock.lock();
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InfoGetter.vimeoWorkaround(data.id, function (hack) {
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if (self._media === data) {
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self.channel.logger.log("[mediarefresher] Refreshed vimeo video with ID " +
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data.id);
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data.meta.direct = hack;
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}
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self.channel.activeLock.release();
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if (cb) cb();
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});
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};
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MediaRefresherModule.prototype.refreshGoogleDocs = function (media, cb) {
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var self = this;
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if (self.dead || self.channel.dead) {
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return;
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}
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self.channel.activeLock.lock();
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InfoGetter.getMedia(media.id, "gd", function (err, data) {
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switch (err) {
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case "HTTP 302":
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case "Video not found":
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case "Private video":
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self.channel.activeLock.release();
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if (cb) cb();
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return;
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default:
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if (err) {
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Logger.errlog.log("Google Docs refresh failed for ID " + media.id +
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": " + err);
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self.channel.activeLock.release();
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if (cb) cb();
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return;
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}
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}
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if (media !== self._media) {
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self.channel.activeLock.release();
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if (cb) cb();
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return;
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}
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self.channel.logger.log("[mediarefresher] Refreshed Google Docs video with ID " +
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media.id);
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media.meta = data.meta;
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self.channel.activeLock.release();
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if (cb) cb();
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});
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};
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module.exports = MediaRefresherModule;
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