glowingbear-mainbox/js/plugins.js

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/*
* This file contains the plugin definitions
*/
(function() {
'use strict';
var plugins = angular.module('plugins', []);
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/*
* Definition of a user provided plugin with sensible default values
*
* User plugins are created by providing a name and a contentForMessage
* function that parses a string and returns any additional content.
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*/
var Plugin = function(name, contentForMessage) {
return {
contentForMessage: contentForMessage,
exclusive: false,
name: name
};
};
// Regular expression that detects URLs for UrlPlugin
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var urlRegexp = /(?:(?:https?|ftp):\/\/|www\.|ftp\.)\S*[^\s.;,(){}<>]/g;
/*
* Definition of a user provided plugin that consumes URLs
*
* URL plugins are created by providing a name and a function that
* that parses a URL and returns any additional content.
*/
var UrlPlugin = function(name, urlCallback) {
return {
contentForMessage: function(message) {
var urls = message.match(urlRegexp);
var content = [];
for (var i = 0; urls && i < urls.length; i++) {
var result = urlCallback(urls[i]);
if (result) {
content.push(result);
}
}
return content;
},
exclusive: false,
name: name
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};
};
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/*
* This service provides access to the plugin manager
*
* The plugin manager is where the various user provided plugins
* are registered. It is responsible for finding additional content
* to display when messages are received.
*
*/
plugins.service('plugins', ['userPlugins', '$sce', function(userPlugins, $sce) {
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/*
* Defines the plugin manager object
*/
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var PluginManagerObject = function() {
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var plugins = [];
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/*
* Register the user provides plugins
*
* @param userPlugins user provided plugins
*/
var registerPlugins = function(userPlugins) {
for (var i = 0; i < userPlugins.length; i++) {
plugins.push(userPlugins[i]);
}
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};
var nsfwRegexp = new RegExp('nsfw', 'i');
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/*
* Iterates through all the registered plugins
* and run their contentForMessage function.
*/
var contentForMessage = function(message) {
message.metadata = [];
var addPluginContent = function(content, pluginName, num) {
if (num) {
pluginName += " " + num;
}
// If content isn't a callback, it's HTML
if (!(content instanceof Function)) {
content = $sce.trustAsHtml(content);
}
message.metadata.push({
'content': content,
'nsfw': nsfw,
'name': pluginName
});
};
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for (var i = 0; i < plugins.length; i++) {
var nsfw = false;
if (message.text.match(nsfwRegexp)) {
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nsfw = true;
}
var pluginContent = plugins[i].contentForMessage(
message.text
);
if (pluginContent && pluginContent !== []) {
if (pluginContent instanceof Array) {
for (var j = pluginContent.length - 1; j >= 0; j--) {
// only give a number if there are multiple embeds
var num = (pluginContent.length == 1) ? undefined : (j + 1);
addPluginContent(pluginContent[j], plugins[i].name, num);
}
} else {
addPluginContent(pluginContent, plugins[i].name);
}
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if (plugins[i].exclusive) {
break;
}
}
}
return message;
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};
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return {
registerPlugins: registerPlugins,
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contentForMessage: contentForMessage
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};
};
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// Instanciates and registers the plugin manager.
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this.PluginManager = new PluginManagerObject();
this.PluginManager.registerPlugins(userPlugins.plugins);
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}]);
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/*
* This factory exposes the collection of user provided plugins.
*
* To create your own plugin, you need to:
*
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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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* 2. Instantiate a Plugin object with contentForMessage function as its
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* argument.
*
* 3. Add it to the plugins array.
*
*/
plugins.factory('userPlugins', function() {
// standard JSONp origin policy trick
var jsonp = function (url, callback) {
var callbackName = 'jsonp_callback_' + Math.round(100000 * Math.random());
window[callbackName] = function(data) {
delete window[callbackName];
document.body.removeChild(script);
callback(data);
};
var script = document.createElement('script');
script.src = url + (url.indexOf('?') >= 0 ? '&' : '?') + 'callback=' + callbackName;
document.body.appendChild(script);
};
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/*
* Spotify Embedded Player
*
* See: https://developer.spotify.com/technologies/widgets/spotify-play-button/
*
*/
var spotifyPlugin = new Plugin('Spotify track', function(message) {
var content = [];
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var addMatch = function(match) {
for (var i = 0; match && i < match.length; i++) {
var id = match[i].substr(match[i].length - 22, match[i].length);
var element = angular.element('<iframe></iframe>')
.attr('src', '//embed.spotify.com/?uri=spotify:track:' + id)
.attr('width', '300')
.attr('height', '80')
.attr('frameborder', '0')
.attr('allowtransparency', 'true');
content.push(element.prop('outerHTML'));
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}
};
addMatch(message.match(/spotify:track:([a-zA-Z-0-9]{22})/g));
addMatch(message.match(/open.spotify.com\/track\/([a-zA-Z-0-9]{22})/g));
return content;
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});
/*
* YouTube Embedded Player
*
* See: https://developers.google.com/youtube/player_parameters
*/
var youtubePlugin = new UrlPlugin('YouTube video', function(url) {
var regex = /(?:youtube.com|youtu.be)\/(?:v\/|embed\/|watch(?:\?v=|\/))?([a-zA-Z0-9-]+)/i,
match = url.match(regex);
if (match){
var token = match[1],
embedurl = "https://www.youtube.com/embed/" + token + "?html5=1&iv_load_policy=3&modestbranding=1&rel=0&showinfo=0",
element = angular.element('<iframe></iframe>')
.attr('src', embedurl)
.attr('width', '560')
.attr('height', '315')
.attr('frameborder', '0')
.attr('allowfullscreen', 'true');
return element.prop('outerHTML');
}
});
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/*
* Dailymotion Embedded Player
*
* See: http://www.dailymotion.com/doc/api/player.html
*/
var dailymotionPlugin = new Plugin('Dailymotion video', function(message) {
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var rPath = /dailymotion.com\/.*video\/([^_?# ]+)/;
var rAnchor = /dailymotion.com\/.*#video=([^_& ]+)/;
var rShorten = /dai.ly\/([^_?# ]+)/;
var match = message.match(rPath) || message.match(rAnchor) || message.match(rShorten);
if (match) {
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';
var element = angular.element('<iframe></iframe>')
.attr('src', embedurl)
.attr('width', '480')
.attr('height', '270')
.attr('frameborder', '0');
return element.prop('outerHTML');
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}
return null;
});
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/*
* AlloCine Embedded Player
*/
var allocinePlugin = new Plugin('AlloCine video', function(message) {
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var rVideokast = /allocine.fr\/videokast\/video-(\d+)/;
var rCmedia = /allocine.fr\/.*cmedia=(\d+)/;
var match = message.match(rVideokast) || message.match(rCmedia);
if (match) {
var id = match[1];
var embedurl = 'http://www.allocine.fr/_video/iblogvision.aspx?cmedia=' + id;
var element = angular.element('<iframe></iframe>')
.attr('src', embedurl)
.attr('width', '480')
.attr('height', '270')
.attr('frameborder', '0');
return element.prop('outerHTML');
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}
return null;
});
/*
* Image Preview
*/
var imagePlugin = new UrlPlugin('image', function(url) {
if (url.match(/\.(png|gif|jpg|jpeg)(:(small|medium|large))?\b/i)) {
/* A fukung.net URL may end by an image extension but is not a direct link. */
if (url.indexOf("^https?://fukung.net/v/") != -1) {
url = url.replace(/.*\//, "http://media.fukung.net/imgs/");
} else if (url.match(/^http:\/\/(i\.)?imgur\.com\//i)) {
// remove protocol specification to load over https if used by g-b
url = url.replace(/http:/, "");
} else if (url.match(/^https:\/\/www\.dropbox\.com\/s\/[a-z0-9]+\//i)) {
// Dropbox requires a get parameter, dl=1
var dbox_url = document.createElement("a");
dbox_url.href = url;
var base_url = dbox_url.protocol + '//' + dbox_url.host + dbox_url.pathname + '?';
var dbox_params = dbox_url.search.substring(1).split('&');
var dl_added = false;
for (var i = 0; i < dbox_params.length; i++) {
if (dbox_params[i].split('=')[0] === "dl") {
dbox_params[i] = "dl=1";
dl_added = true;
// we continue looking at the other parameters in case
// it's specified twice or something
}
}
if (!dl_added) {
dbox_params.push("dl=1");
}
url = base_url + dbox_params.join('&');
}
return function() {
var element = this.getElement();
var imgElem = angular.element('<a></a>')
.attr('target', '_blank')
.attr('href', url)
.append(angular.element('<img>')
.addClass('embed')
.attr('src', url));
element.innerHTML = imgElem.prop('outerHTML');
};
}
});
/*
* audio Preview
*/
var audioPlugin = new UrlPlugin('audio', function(url) {
if (url.match(/\.(mp3|ogg|wav)\b/i)) {
return function() {
var element = this.getElement();
var aelement = angular.element('<audio controls></audio>')
.addClass('embed')
.attr('width', '560')
.append(angular.element('<source></source>')
.attr('src', url));
element.innerHTML = aelement.prop('outerHTML');
};
}
});
/*
* mp4 video Preview
*/
var videoPlugin = new UrlPlugin('video', function(url) {
if (url.match(/\.(mp4|webm|ogv|gifv)\b/i)) {
if (url.match(/^http:\/\/(i\.)?imgur\.com\//i)) {
// remove protocol specification to load over https if used by g-b
url = url.replace(/\.(gifv)\b/i, ".webm");
}
return function() {
var element = this.getElement();
var velement = angular.element('<video autoplay loop muted></video>')
.addClass('embed')
.attr('width', '560')
.append(angular.element('<source></source>')
.attr('src', url));
element.innerHTML = velement.prop('outerHTML');
};
}
});
/*
* Cloud Music Embedded Players
*/
var cloudmusicPlugin = new UrlPlugin('cloud music', function(url) {
/* SoundCloud http://help.soundcloud.com/customer/portal/articles/247785-what-widgets-can-i-use-from-soundcloud- */
var element;
if (url.match(/^https?:\/\/soundcloud.com\//)) {
element = angular.element('<iframe></iframe>')
.attr('width', '100%')
.attr('height', '120')
.attr('scrolling', 'no')
.attr('frameborder', 'no')
.attr('src', 'https://w.soundcloud.com/player/?url=' + url + '&amp;color=ff6600&amp;auto_play=false&amp;show_artwork=true');
return element.prop('outerHTML');
}
/* MixCloud */
if (url.match(/^https?:\/\/([a-z]+\.)?mixcloud.com\//)) {
element = angular.element('<iframe></iframe>')
.attr('width', '480')
.attr('height', '60')
.attr('frameborder', '0')
.attr('src', '//www.mixcloud.com/widget/iframe/?feed=' + url + '&mini=1&stylecolor=&hide_artwork=&embed_type=widget_standard&hide_tracklist=1&hide_cover=');
return element.prop('outerHTML');
}
});
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/*
* Google Maps
*/
var googlemapPlugin = new UrlPlugin('Google Map', function(url) {
if (url.match(/^https?:\/\/maps\.google\./i) || url.match(/^https?:\/\/(?:[\w]+\.)?google\.[\w]+\/maps/i)) {
var element = angular.element('<iframe></iframe>')
.attr('width', '450')
.attr('height', '350')
.attr('frameborder', '0')
.attr('scrolling', 'no')
.attr('marginheight', '0')
.attr('src', url + '&output=embed');
return element.prop('outerHTML');
}
});
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/*
* Asciinema plugin
*/
var asciinemaPlugin = new UrlPlugin('ascii cast', function(url) {
var regexp = /^https?:\/\/(?:www\.)?asciinema.org\/a\/([0-9a-z]+)/i,
match = url.match(regexp);
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if (match) {
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var id = match[1];
return function() {
var element = this.getElement();
var scriptElem = document.createElement('script');
scriptElem.src = 'https://asciinema.org/a/' + id + '.js';
scriptElem.id = 'asciicast-' + id;
scriptElem.async = true;
element.appendChild(scriptElem);
};
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}
});
var yrPlugin = new UrlPlugin('meteogram', function(url) {
var regexp = /^https?:\/\/(?:www\.)?yr\.no\/(place|stad|sted|sadji|paikka)\/(([^\s.;,(){}<>\/]+\/){3,})/;
var match = url.match(regexp);
if (match) {
return function() {
var element = this.getElement();
var language = match[1];
var location = match[2];
var city = match[match.length - 1].slice(0, -1);
url = "http://www.yr.no/" + language + "/" + location + "avansert_meteogram.png";
var ielement = angular.element('<img>')
.attr('src', url)
.attr('alt', 'Meteogram for ' + city);
element.innerHTML = ielement.prop('outerHTML');
};
}
});
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// Embed GitHub gists
var gistPlugin = new UrlPlugin('Gist', function(url) {
// ignore trailing slashes and anchors
var regexp = /^(https:\/\/gist\.github.com\/(?:.*?))[\/]?(?:\#.*)?$/i;
var match = url.match(regexp);
if (match) {
// get the URL from the match to trim away pseudo file endings and request parameters
url = match[1] + '.json';
// load gist asynchronously -- return a function here
return function() {
var element = this.getElement();
jsonp(url, function(data) {
// Add the gist stylesheet only once
if (document.querySelectorAll('link[rel=stylesheet][href="' + data.stylesheet + '"]').length < 1) {
var stylesheet = '<link rel="stylesheet" href="' + data.stylesheet + '"></link>';
document.getElementsByTagName('head')[0].innerHTML += stylesheet;
}
element.innerHTML = '<div style="clear:both">' + data.div + '</div>';
});
};
}
});
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var pastebinPlugin = new UrlPlugin('Pastebin', function(url) {
var regexp = /^http:\/\/pastebin.com\/([^.?]+)/i;
var match = url.match(regexp);
if (match) {
var id = match[1],
embedurl = "http://pastebin.com/embed_iframe/" + id,
element = angular.element('<iframe></iframe>')
.attr('src', embedurl)
.attr('width', '100%')
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.attr('height', '480');
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return element.prop('outerHTML');
}
});
/* match giphy links and display the assocaited gif images
* 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 = "//platform.twitter.com/widgets.js";
element.appendChild(scriptElem);
});
};
}
});
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/*
* Vine plugin
*/
var vinePlugin = new UrlPlugin('Vine', function (url) {
var regexp = /^https?:\/\/(www\.)?vine.co\/v\/([a-zA-Z0-9]+)(\/.*)?/i,
match = url.match(regexp);
if (match) {
var id = match[2], embedurl = "https://vine.co/v/" + id + "/embed/simple?audio=1";
var element = angular.element('<iframe></iframe>')
.addClass('vine-embed')
.attr('src', embedurl)
.attr('width', '600')
.attr('height', '600')
.attr('frameborder', '0');
return element.prop('outerHTML') + '<script async src="//platform.vine.co/static/scripts/embed.js" charset="utf-8"></script>';
}
});
return {
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plugins: [youtubePlugin, dailymotionPlugin, allocinePlugin, imagePlugin, videoPlugin, audioPlugin, spotifyPlugin, cloudmusicPlugin, googlemapPlugin, asciinemaPlugin, yrPlugin, gistPlugin, pastebinPlugin, giphyPlugin, tweetPlugin, vinePlugin]
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};
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});
})();