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move news into its own folder and file
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123
js/news/news.js
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123
js/news/news.js
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// A lot of this code is from the original feedToJson function that was included with this project
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// The new code allows for multiple feeds to be used but a bunch of variables and such have literally been copied and pasted into this code and some help from here: http://jsfiddle.net/BDK46/
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// The original version can be found here: http://airshp.com/2011/jquery-plugin-feed-to-json/
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var news = {
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feed: config.news.feed || null,
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newsLocation: '.news',
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newsItems: [],
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seenNewsItem: [],
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_yqURL: 'http://query.yahooapis.com/v1/public/yql',
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_yqlQS: '?format=json&q=select%20*%20from%20rss%20where%20url%3D',
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_cacheBuster: Math.floor((new Date().getTime()) / 1200 / 1000),
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_failedAttempts: 0,
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fetchInterval: config.news.fetchInterval || 60000,
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updateInterval: config.news.interval || 5500,
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fadeInterval: 2000,
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intervalId: null,
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fetchNewsIntervalId: null
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}
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news.buildQueryString = function (feed) {
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return this._yqURL + this._yqlQS + '\'' + encodeURIComponent(feed) + '\'';
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}
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news.fetchNews = function () {
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// Reset the news feed
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this.newsItems = [];
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this.feed.forEach(function (_curr) {
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var _yqUrlString = this.buildQueryString(_curr);
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this.fetchFeed(_yqUrlString);
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}.bind(this));
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}
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news.fetchFeed = function (yqUrl) {
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$.ajax({
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type: 'GET',
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datatype:'jsonp',
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url: yqUrl,
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success: function (data) {
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this.parseFeed(data.query.results.item);
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}.bind(this),
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error: function () {
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}
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});
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}
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news.parseFeed = function (data) {
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var _rssItems = [];
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for (var i = 0, count = data.length; i < count; i++) {
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_rssItems.push(data[i].title);
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}
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this.newsItems = this.newsItems.concat(_rssItems);
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return true;
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}
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news.showNews = function () {
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// If all items have been seen, swap seen to unseen
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if (this.newsItems.length === 0 && this.seenNewsItem.length !== 0) {
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if (this._failedAttempts === 20) {
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console.error('Failed to show a news story 20 times, stopping any attempts');
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return false;
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}
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this._failedAttempts++;
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setTimeout(function () {
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this.showNews();
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}.bind(this), 30000);
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} else if (this.newsItems.length === 0 && this.seenNewsItem.length !== 0) {
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this.newsItems = this.seenNewsItem.splice(0);
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}
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var _location = Math.floor(Math.random() * this.newsItems.length);
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var _item = news.newsItems.splice(_location, 1)[0];
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this.seenNewsItem.push(_item);
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$(this.newsLocation).updateWithText(_item, this.fadeInterval);
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}
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news.init = function () {
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if (this.feed === null || this.feed instanceof Array) {
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return false;
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} else if (typeof this.feed === 'string') {
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this.feed = [this.feed];
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}
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this.fetchNews();
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this.showNews();
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this.fetchNewsIntervalId = setInterval(function () {
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this.fetchNews()
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}.bind(this), this.fetchInterval)
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this.intervalId = setInterval(function () {
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this.showNews();
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}.bind(this), this.updateInterval);
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}
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