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131 lines
3.0 KiB
JavaScript
131 lines
3.0 KiB
JavaScript
/* global Module */
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/* Magic Mirror
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* Module: NewsFeed
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*
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* By Michael Teeuw http://michaelteeuw.nl
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* MIT Licensed.
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*/
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Module.register("newsfeed",{
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// Default module config.
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defaults: {
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feedUrl: "http://www.nytimes.com/services/xml/rss/nyt/HomePage.xml",
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showPublishDate: true,
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reloadInterval: 5 * 60 * 1000, // every 5 minutes
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updateInterval: 7.5 * 1000,
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animationSpeed: 2.5 * 1000,
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encoding: "UTF-8" //ISO-8859-1
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},
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// Define required scripts.
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getScripts: function() {
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return ["moment.js"];
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},
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// Define start sequence.
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start: function() {
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Log.info("Starting module: " + this.name);
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// Set locale.
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moment.locale(config.language);
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this.newsItems = [];
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this.loaded = false;
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this.activeItem = 0;
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this.fetchNews();
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},
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// Override socket notification handler.
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socketNotificationReceived: function(notification, payload) {
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if (notification === "NEWS_ITEMS") {
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if (payload.url === this.config.feedUrl) {
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this.newsItems = payload.items;
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if (!this.loaded) {
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this.scheduleUpdateInterval();
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}
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this.loaded = true;
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}
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}
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},
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// Override dom generator.
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getDom: function() {
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var wrapper = document.createElement("div");
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// wrapper.className = "small";
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// for (var n in this.newsItems) {
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// var item = this.newsItems[n];
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// wrapper.innerHTML += item.title + '<br>';
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// }
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// return wrapper;
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if (this.activeItem >= this.newsItems.length) {
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this.activeItem = 0;
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}
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if (this.newsItems.length > 0) {
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if (this.config.showPublishDate) {
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var timestamp = document.createElement("div");
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timestamp.className = "light small dimmed";
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timestamp.innerHTML = this.capitalizeFirstLetter(moment(new Date(this.newsItems[this.activeItem].pubdate)).fromNow() + ":");
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//timestamp.innerHTML = this.config.feedUrl;
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wrapper.appendChild(timestamp);
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}
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var title = document.createElement("div");
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title.className = "bright medium light";
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title.innerHTML = this.newsItems[this.activeItem].title;
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wrapper.appendChild(title);
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} else {
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wrapper.innerHTML = "Loading news ...";
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wrapper.className = "small dimmed";
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}
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return wrapper;
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},
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/* fetchNews(compliments)
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* Requests new data from news proxy.
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*/
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fetchNews: function() {
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Log.log("Add news feed to fetcher: " + this.config.feedUrl);
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this.sendSocketNotification("ADD_FEED", {
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url: this.config.feedUrl,
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reloadInterval: this.config.reloadInterval,
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encoding: this.config.encoding
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});
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},
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/* scheduleUpdateInterval()
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* Schedule visual update.
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*/
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scheduleUpdateInterval: function() {
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var self = this;
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self.updateDom(self.config.animationSpeed);
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setInterval(function() {
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self.activeItem++;
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self.updateDom(self.config.animationSpeed);
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}, this.config.updateInterval);
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},
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/* capitalizeFirstLetter(string)
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* Capitalizes the first character of a string.
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*
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* argument string string - Input string.
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*
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* return string - Capitalized output string.
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*/
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capitalizeFirstLetter: function(string) {
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return string.charAt(0).toUpperCase() + string.slice(1);
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}
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});
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