563 lines
22 KiB
JavaScript
563 lines
22 KiB
JavaScript
/*
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* This file contains the plugin definitions
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*/
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(function() {
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'use strict';
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var plugins = angular.module('plugins', []);
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/*
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* Definition of a user provided plugin with sensible default values
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*
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* User plugins are created by providing a name and a contentForMessage
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* function that parses a string and returns any additional content.
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*/
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var Plugin = function(name, contentForMessage) {
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return {
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contentForMessage: contentForMessage,
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exclusive: false,
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name: name
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};
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};
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// Regular expression that detects URLs for UrlPlugin
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var urlRegexp = /(?:(?:https?|ftp):\/\/|www\.|ftp\.)\S*[^\s.;,(){}<>]/g;
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/*
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* Definition of a user provided plugin that consumes URLs
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*
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* URL plugins are created by providing a name and a function that
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* that parses a URL and returns any additional content.
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*/
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var UrlPlugin = function(name, urlCallback) {
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return {
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contentForMessage: function(message) {
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var urls = _.uniq(message.match(urlRegexp));
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var content = [];
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for (var i = 0; urls && i < urls.length; i++) {
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var result = urlCallback(urls[i]);
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if (result) {
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content.push(result);
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}
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}
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return content;
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},
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exclusive: false,
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name: name
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};
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};
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/*
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* This service provides access to the plugin manager
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*
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* The plugin manager is where the various user provided plugins
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* are registered. It is responsible for finding additional content
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* to display when messages are received.
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*
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*/
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plugins.service('plugins', ['userPlugins', '$sce', function(userPlugins, $sce) {
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/*
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* Defines the plugin manager object
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*/
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var PluginManagerObject = function() {
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var plugins = [];
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/*
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* Register the user provides plugins
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*
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* @param userPlugins user provided plugins
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*/
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var registerPlugins = function(userPlugins) {
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for (var i = 0; i < userPlugins.length; i++) {
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plugins.push(userPlugins[i]);
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}
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};
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var nsfwRegexp = new RegExp('nsfw', 'i');
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/*
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* Iterates through all the registered plugins
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* and run their contentForMessage function.
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*/
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var contentForMessage = function(message) {
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message.metadata = [];
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var addPluginContent = function(content, pluginName, num) {
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if (num) {
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pluginName += " " + num;
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}
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// If content isn't a callback, it's HTML
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if (!(content instanceof Function)) {
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content = $sce.trustAsHtml(content);
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}
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message.metadata.push({
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'content': content,
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'nsfw': nsfw,
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'name': pluginName
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});
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};
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for (var i = 0; i < plugins.length; i++) {
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var nsfw = false;
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if (message.text.match(nsfwRegexp)) {
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nsfw = true;
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}
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var pluginContent = plugins[i].contentForMessage(
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message.text
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);
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if (pluginContent && pluginContent !== []) {
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if (pluginContent instanceof Array) {
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for (var j = pluginContent.length - 1; j >= 0; j--) {
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// only give a number if there are multiple embeds
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var num = (pluginContent.length == 1) ? undefined : (j + 1);
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addPluginContent(pluginContent[j], plugins[i].name, num);
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}
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} else {
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addPluginContent(pluginContent, plugins[i].name);
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}
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if (plugins[i].exclusive) {
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break;
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}
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}
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}
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return message;
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};
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return {
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registerPlugins: registerPlugins,
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contentForMessage: contentForMessage
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};
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};
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// Instanciates and registers the plugin manager.
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this.PluginManager = new PluginManagerObject();
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this.PluginManager.registerPlugins(userPlugins.plugins);
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}]);
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/*
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* This factory exposes the collection of user provided plugins.
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*
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* To create your own plugin, you need to:
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*
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* 1. Define its contentForMessage function. The contentForMessage
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* function takes a string as a parameter and returns a HTML string.
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*
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* 2. Instantiate a Plugin object with contentForMessage function as its
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* argument.
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*
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* 3. Add it to the plugins array.
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*
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*/
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plugins.factory('userPlugins', function() {
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// standard JSONp origin policy trick
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var jsonp = function (url, callback) {
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var callbackName = 'jsonp_callback_' + Math.round(100000 * Math.random());
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window[callbackName] = function(data) {
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delete window[callbackName];
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document.body.removeChild(script);
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callback(data);
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};
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var script = document.createElement('script');
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script.src = url + (url.indexOf('?') >= 0 ? '&' : '?') + 'callback=' + callbackName;
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document.body.appendChild(script);
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};
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/*
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* Spotify Embedded Player
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*
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* See: https://developer.spotify.com/technologies/widgets/spotify-play-button/
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*
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*/
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var spotifyPlugin = new Plugin('Spotify music', function(message) {
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var content = [];
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var addMatch = function(match) {
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for (var i = 0; match && i < match.length; i++) {
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var element = angular.element('<iframe></iframe>')
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.attr('src', '//embed.spotify.com/?uri=' + match[i])
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.attr('width', '350')
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.attr('height', '80')
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.attr('frameborder', '0')
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.attr('allowtransparency', 'true');
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content.push(element.prop('outerHTML'));
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}
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};
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addMatch(message.match(/spotify:track:[a-zA-Z-0-9]{22}/g));
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addMatch(message.match(/spotify:artist:[a-zA-Z-0-9]{22}/g));
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addMatch(message.match(/spotify:user:\w+:playlist:[a-zA-Z-0-9]{22}/g));
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addMatch(message.match(/(open|play)\.spotify\.com\/track\/[a-zA-Z-0-9]{22}/g));
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addMatch(message.match(/(open|play)\.spotify\.com\/artist\/[a-zA-Z-0-9]{22}/g));
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addMatch(message.match(/(open|play)\.spotify\.com\/user\/\w+\/playlist\/[a-zA-Z-0-9]{22}/g));
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return content;
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});
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/*
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* YouTube Embedded Player
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*
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* See: https://developers.google.com/youtube/player_parameters
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*/
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var youtubePlugin = new UrlPlugin('YouTube video', function(url) {
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var regex = /(?:youtube\.com\/(?:[^\/]+\/.+\/|(?:v|e(?:mbed)?)\/|.*[?&]v=)|youtu\.be\/)([^"&?\/ ]{11})/i,
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match = url.match(regex);
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if (match){
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var token = match[1],
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embedurl = "https://www.youtube.com/embed/" + token + "?html5=1&iv_load_policy=3&modestbranding=1&rel=0",
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element = angular.element('<iframe></iframe>')
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.attr('src', embedurl)
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.attr('width', '560')
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.attr('height', '315')
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.attr('frameborder', '0')
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.attr('allowfullscreen', 'true');
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return element.prop('outerHTML');
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}
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});
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/*
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* Dailymotion Embedded Player
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*
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* See: http://www.dailymotion.com/doc/api/player.html
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*/
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var dailymotionPlugin = new Plugin('Dailymotion video', function(message) {
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var rPath = /dailymotion\.com\/.*video\/([^_?# ]+)/;
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var rAnchor = /dailymotion\.com\/.*#video=([^_& ]+)/;
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var rShorten = /dai\.ly\/([^_?# ]+)/;
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var match = message.match(rPath) || message.match(rAnchor) || message.match(rShorten);
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if (match) {
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var id = match[1];
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var embedurl = 'https://www.dailymotion.com/embed/video/' + id + '?html&controls=html&startscreen=html&info=0&logo=0&related=0';
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var element = angular.element('<iframe></iframe>')
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.attr('src', embedurl)
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.attr('width', '480')
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.attr('height', '270')
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.attr('frameborder', '0');
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return element.prop('outerHTML');
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}
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return null;
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});
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/*
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* AlloCine Embedded Player
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*/
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var allocinePlugin = new Plugin('AlloCine video', function(message) {
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var rVideokast = /allocine\.fr\/videokast\/video-(\d+)/;
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var rCmedia = /allocine\.fr\/.*cmedia=(\d+)/;
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var match = message.match(rVideokast) || message.match(rCmedia);
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if (match) {
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var id = match[1];
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var embedurl = 'http://www.allocine.fr/_video/iblogvision.aspx?cmedia=' + id;
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var element = angular.element('<iframe></iframe>')
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.attr('src', embedurl)
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.attr('width', '480')
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.attr('height', '270')
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.attr('frameborder', '0');
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return element.prop('outerHTML');
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}
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return null;
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});
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/*
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* Image Preview
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*/
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var imagePlugin = new UrlPlugin('image', function(url) {
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if (url.match(/\.(bmp|gif|ico|jpeg|jpg|png|svg|svgz|tif|tiff|webp)(:(small|medium|large))?\b/i)) {
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/* A fukung.net URL may end by an image extension but is not a direct link. */
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if (url.indexOf("^https?://fukung.net/v/") != -1) {
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url = url.replace(/.*\//, "http://media.fukung.net/imgs/");
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} else if (url.match(/^http:\/\/(i\.)?imgur\.com\//i)) {
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// imgur: always use https. avoids mixed content warnings
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url = url.replace(/^http:/, "https:");
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} else if (url.match(/^https:\/\/www\.dropbox\.com\/s\/[a-z0-9]+\//i)) {
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// Dropbox requires a get parameter, dl=1
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var dbox_url = document.createElement("a");
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dbox_url.href = url;
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var base_url = dbox_url.protocol + '//' + dbox_url.host + dbox_url.pathname + '?';
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var dbox_params = dbox_url.search.substring(1).split('&');
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var dl_added = false;
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for (var i = 0; i < dbox_params.length; i++) {
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if (dbox_params[i].split('=')[0] === "dl") {
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dbox_params[i] = "dl=1";
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dl_added = true;
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// we continue looking at the other parameters in case
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// it's specified twice or something
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}
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}
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if (!dl_added) {
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dbox_params.push("dl=1");
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}
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url = base_url + dbox_params.join('&');
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}
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return function() {
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var element = this.getElement();
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var imgElem = angular.element('<a></a>')
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.attr('target', '_blank')
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.attr('href', url)
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.append(angular.element('<img>')
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.addClass('embed')
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.attr('src', url));
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element.innerHTML = imgElem.prop('outerHTML');
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};
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}
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});
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/*
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* Audio Preview
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*/
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var audioPlugin = new UrlPlugin('audio', function(url) {
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if (url.match(/\.(flac|m4a|mid|midi|mp3|oga|ogg|ogx|opus|pls|spx|wav|wave|wma)\b/i)) {
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return function() {
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var element = this.getElement();
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var aelement = angular.element('<audio controls></audio>')
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.addClass('embed')
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.attr('width', '560')
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.append(angular.element('<source></source>')
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.attr('src', url));
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element.innerHTML = aelement.prop('outerHTML');
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};
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}
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});
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/*
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* Video Preview
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*/
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var videoPlugin = new UrlPlugin('video', function(url) {
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if (url.match(/\.(3gp|avi|flv|gifv|mkv|mp4|ogv|webm|wmv)\b/i)) {
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if (url.match(/^http:\/\/(i\.)?imgur\.com\//i)) {
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// imgur: always use https. avoids mixed content warnings
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url = url.replace(/^http:/, "https:");
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}
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return function() {
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var element = this.getElement(), src;
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var velement = angular.element('<video autoplay controls loop muted></video>')
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.addClass('embed')
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.attr('width', '560');
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// imgur doesn't always have webm for gifv so add sources for webm and mp4
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if (url.match(/^https:\/\/(i\.)?imgur\.com\/.*\.gifv/i)) {
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src = angular.element('<source></source>')
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.attr('src', url.replace(/\.gifv\b/i, ".webm"))
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.attr('type', 'video/webm');
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velement.append(src);
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src = angular.element('<source></source>')
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.attr('src', url.replace(/\.gifv\b/i, ".mp4"))
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.attr('type', 'video/mp4');
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velement.append(src);
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} else {
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src = angular.element('<source></source>')
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.attr('src', url);
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velement.append(src);
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}
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element.innerHTML = velement.prop('outerHTML');
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};
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}
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});
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/*
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* Cloud Music Embedded Players
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*/
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var cloudmusicPlugin = new UrlPlugin('cloud music', function(url) {
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/* SoundCloud http://help.soundcloud.com/customer/portal/articles/247785-what-widgets-can-i-use-from-soundcloud- */
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var element;
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if (url.match(/^https?:\/\/soundcloud\.com\//)) {
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element = angular.element('<iframe></iframe>')
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.attr('width', '100%')
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.attr('height', '120')
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.attr('scrolling', 'no')
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.attr('frameborder', 'no')
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.attr('src', 'https://w.soundcloud.com/player/?url=' + url + '&color=ff6600&auto_play=false&show_artwork=true');
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return element.prop('outerHTML');
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}
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/* MixCloud */
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if (url.match(/^https?:\/\/([a-z]+\.)?mixcloud\.com\//)) {
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element = angular.element('<iframe></iframe>')
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.attr('width', '480')
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.attr('height', '60')
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.attr('frameborder', '0')
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.attr('src', '//www.mixcloud.com/widget/iframe/?feed=' + url + '&mini=1&stylecolor=&hide_artwork=&embed_type=widget_standard&hide_tracklist=1&hide_cover=');
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return element.prop('outerHTML');
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}
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});
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/*
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* Google Maps
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*/
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var googlemapPlugin = new UrlPlugin('Google Map', function(url) {
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if (url.match(/^https?:\/\/maps\.google\./i) || url.match(/^https?:\/\/(?:[\w]+\.)?google\.[\w]+\/maps/i)) {
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var element = angular.element('<iframe></iframe>')
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.attr('width', '450')
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.attr('height', '350')
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.attr('frameborder', '0')
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.attr('scrolling', 'no')
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.attr('marginheight', '0')
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.attr('src', url + '&output=embed');
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return element.prop('outerHTML');
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}
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});
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/*
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* Asciinema plugin
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*/
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var asciinemaPlugin = new UrlPlugin('ascii cast', function(url) {
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var regexp = /^https?:\/\/(?:www\.)?asciinema\.org\/a\/([0-9a-z]+)/i,
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match = url.match(regexp);
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if (match) {
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var id = match[1];
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return function() {
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var element = this.getElement();
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var scriptElem = document.createElement('script');
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scriptElem.src = 'https://asciinema.org/a/' + id + '.js';
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scriptElem.id = 'asciicast-' + id;
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scriptElem.async = true;
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element.appendChild(scriptElem);
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};
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}
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});
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var yrPlugin = new UrlPlugin('meteogram', function(url) {
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var regexp = /^https?:\/\/(?:www\.)?yr\.no\/(place|stad|sted|sadji|paikka)\/(([^\s.;,(){}<>\/]+\/){3,})/;
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var match = url.match(regexp);
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if (match) {
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return function() {
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var element = this.getElement();
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var language = match[1];
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var location = match[2];
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var city = match[match.length - 1].slice(0, -1);
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url = "http://www.yr.no/" + language + "/" + location + "avansert_meteogram.png";
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var ielement = angular.element('<img>')
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.attr('src', url)
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.attr('alt', 'Meteogram for ' + city);
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element.innerHTML = ielement.prop('outerHTML');
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};
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}
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});
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// Embed GitHub gists
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var gistPlugin = new UrlPlugin('Gist', function(url) {
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// ignore trailing slashes and anchors
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var regexp = /^(https:\/\/gist\.github\.com\/(?:.*?))[\/]?(?:\#.*)?$/i;
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var match = url.match(regexp);
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if (match) {
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// get the URL from the match to trim away pseudo file endings and request parameters
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url = match[1] + '.json';
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// load gist asynchronously -- return a function here
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return function() {
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var element = this.getElement();
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jsonp(url, function(data) {
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// Add the gist stylesheet only once
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if (document.querySelectorAll('link[rel=stylesheet][href="' + data.stylesheet + '"]').length < 1) {
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var stylesheet = document.createElement("link");
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stylesheet.href = data.stylesheet;
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stylesheet.setAttribute('rel', 'stylesheet');
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document.head.appendChild(stylesheet);
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}
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element.innerHTML = '<div style="clear:both">' + data.div + '</div>';
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});
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};
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}
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});
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var pastebinPlugin = new UrlPlugin('Pastebin', function(url) {
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var regexp = /^https?:\/\/pastebin\.com\/(raw\/)?([^.?]+)/i;
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var match = url.match(regexp);
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if (match) {
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var id = match[2],
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embedurl = "https://pastebin.com/embed_iframe/" + id,
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element = angular.element('<iframe></iframe>')
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.attr('src', embedurl)
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.attr('width', '100%')
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.attr('height', '480');
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return element.prop('outerHTML');
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}
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});
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/* match giphy links and display the assocaited gif images
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* sample input: http://giphy.com/gifs/eyes-shocked-bird-feqkVgjJpYtjy
|
|
* sample output: https://media.giphy.com/media/feqkVgjJpYtjy/giphy.gif
|
|
*/
|
|
var giphyPlugin = new UrlPlugin('Giphy', function(url) {
|
|
var regex = /^https?:\/\/giphy\.com\/gifs\/.*-(.*)\/?/i;
|
|
// on match, id will contain the entire url in [0] and the giphy id in [1]
|
|
var id = url.match(regex);
|
|
if (id) {
|
|
var src = "https://media.giphy.com/media/" + id[1] + "/giphy.gif";
|
|
return function() {
|
|
var element = this.getElement();
|
|
var gelement = angular.element('<a></a>')
|
|
.attr('target', '_blank')
|
|
.attr('href', url)
|
|
.append(angular.element('<img>')
|
|
.addClass('embed')
|
|
.attr('src', src));
|
|
element.innerHTML = gelement.prop('outerHTML');
|
|
};
|
|
}
|
|
});
|
|
|
|
var tweetPlugin = new UrlPlugin('Tweet', function(url) {
|
|
var regexp = /^https?:\/\/twitter\.com\/(?:#!\/)?(\w+)\/status(?:es)?\/(\d+)/i;
|
|
var match = url.match(regexp);
|
|
if (match) {
|
|
url = 'https://api.twitter.com/1/statuses/oembed.json?id=' + match[2];
|
|
return function() {
|
|
var element = this.getElement();
|
|
jsonp(url, function(data) {
|
|
// separate the HTML into content and script tag
|
|
var scriptIndex = data.html.indexOf("<script ");
|
|
var content = data.html.substr(0, scriptIndex);
|
|
// Set DNT (Do Not Track)
|
|
content = content.replace("<blockquote class=\"twitter-tweet\">", "<blockquote class=\"twitter-tweet\" data-dnt=\"true\">");
|
|
element.innerHTML = content;
|
|
|
|
// The script tag needs to be generated manually or the browser won't load it
|
|
var scriptElem = document.createElement('script');
|
|
// Hardcoding the URL here, I don't suppose it's going to change anytime soon
|
|
scriptElem.src = "https://platform.twitter.com/widgets.js";
|
|
element.appendChild(scriptElem);
|
|
});
|
|
};
|
|
}
|
|
});
|
|
|
|
/*
|
|
* Streamable Embedded Player
|
|
*/
|
|
var streamablePlugin = new UrlPlugin('Streamable video', function(url) {
|
|
var regexp = /^https?:\/\/streamable\.com\/s?\/?(.+)/,
|
|
match = url.match(regexp);
|
|
if (match) {
|
|
var id = match[1], embedurl = 'https://streamable.com/s/' + id;
|
|
var element = angular.element('<iframe></iframe>')
|
|
.attr('src', embedurl)
|
|
.attr('width', '480')
|
|
.attr('height', '270')
|
|
.attr('frameborder', '0');
|
|
return element.prop('outerHTML');
|
|
}
|
|
});
|
|
|
|
return {
|
|
plugins: [youtubePlugin, dailymotionPlugin, allocinePlugin, imagePlugin, videoPlugin, audioPlugin, spotifyPlugin, cloudmusicPlugin, googlemapPlugin, asciinemaPlugin, yrPlugin, gistPlugin, pastebinPlugin, giphyPlugin, tweetPlugin, streamablePlugin]
|
|
};
|
|
|
|
|
|
});
|
|
})();
|