Merge pull request #191 from kan/embed_some_url

特定のサービスのURLは展開して埋め込むようにした

assets/js/jquery.auto-link.js

@@ -7,9 +7,28 @@
  */
 
 $(function(){
+	// load twitter widget
+	window.twttr = (function(d, s, id) {
+		var js, fjs = d.getElementsByTagName(s)[0],
+			t = window.twttr || {};
+		if (d.getElementById(id)) return t;
+		js = d.createElement(s);
+		js.id = id;
+		js.src = "https://platform.twitter.com/widgets.js";
+		fjs.parentNode.insertBefore(js, fjs);
+
+		t._e = [];
+		t.ready = function(f) {
+			t._e.push(f);
+		};
+
+		return t;
+	}(document, "script", "twitter-wjs"));
+
 	$.fn.autoLink = function(config){
 		this.each(function(){
 			var re = /((https?|ftp):\/\/[\(\)%#!\/0-9a-zA-Z_$@.&+-,'"*=;?:~-]+|^#[^#\s]+|\s#[^#\s]+)/g;
+			var embed = "";
 			$(this).html(
 				$(this).html().replace(re, function(u){
 					try {
@@ -20,12 +39,25 @@ $(function(){
 							return prefix + '<a href="/search?q='+encodeURIComponent(tag)+'">'+tag+'</a>';
 						} else {
 							var url = $.url(u);
+							if (u.match(/https?:\/\/twitter\.com\/.+\/status\/(\d+)$/)) {
+								// embed tweet
+								var tweet_id = RegExp.$1;
+								embed += '<div id="tw' + tweet_id + '"></div>';
+								twttr.ready(function() {
+									twttr.widgets.createTweet(tweet_id, $('#tw'+tweet_id).get(0),{cards:'hidden'});
+								});
+							}
+							else if (u.match(/https?:\/\/www\.youtube\.com\/watch\?v=([0-9a-zA-Z_]+)/)) {
+								embed += '<div><iframe id="ytplayer" type="text/html" src="//www.youtube.com/embed/' +
+										RegExp.$1 + '" frameborder="0" /></div>';
+							}
+
 							return '[<a href="'+u+'" target="_blank">'+url.attr('host')+'</a>]';
 						}
 					}catch(e){
 						return u;
 					}
-				})
+				}) + embed
 			);
 		});
 		return this;