/*
	---
	description: Retrieve recent tweets from any user's public Twitter timeline, parse links, mark them up then place them in an element on the page.
	 
	license: MIT-style
	 
	authors:
	- Caleb Crane
	- Kevin Chapelier
	 
	requires:
	- core/1.2.4
	- more/1.2.4: 'Date.Extras, Request.JSONP'
	 
	provides:
		- Twidget
	 
	...
*/
var Twidget = new Class({
	Implements: [Options, Events],
	options: {
		user : "mootools",
		element: "tweets", 
		count: 5
	},
	toElement: function() { return $(this.options.element); },
	initialize: function(options) {
		my = this;
		my.setOptions(options);
		my.element = $(my.options.element);

		try {
			$(my)
		} catch(e) {
			(typeof console == "object") && console.error("Twidget element not found");
			return;
		}

		my.getTweets();
	}, 
	getTweets: function() {
		new Request.JSONP({
			url: "http://twitter.com/statuses/user_timeline/" + my.options.user + ".json",
			data: { count: my.options.count }, 
			onComplete: my.procTweets.bind(my),
			onRequest: function(){ this.fireEvent("request"); }.bind(my),
			onCancel: function(){ this.fireEvent("cancel"); }.bind(my),
			timeout: 5000
		}).send();
	},
	procTweets: function(o, req) {
		if (!o[0]) {
			return;
		}

		var twtfd;
		var txt = "";

		for (var i = 0; i < o.length; i++) {
			if (!o[i] || !o[i].text) {
				break;
			}

			var c = new Date(o[i].created_at);

			try {
				p = !c ? "" : c.timeDiffInWords();
			} catch(e) {
				p = o[i].created_at;
			}

			lnkfd = (typeof String.tweetify == "function") ? o[i].text.tweetify() : this.linkify(o[i].text);
			txt += this.markup(lnkfd, p, o[i].id_str);
		}

		this.showTweets(txt).fireEvent("complete");
	},
	markup: function(tweet, when, statusid) {
		return '<p class="tweet">' + tweet.replace("\n","<br />") + ' <span class="when"><a href="http://twitter.com/' + my.options.user + '/status/' + statusid + '" target="_blank" title="Bekijk deze tweet op Twitter">'+ when +'</a></span></p>';
	},
	linkify: function(txt) {
		var htmlEscapedTxt = txt.replace(/&/g, '&amp;');
		htmlEscapedTxt = htmlEscapedTxt.replace(/</g, '&lt;');
		htmlEscapedTxt = htmlEscapedTxt.replace(/>/g, '&gt;');
		htmlEscapedTxt = htmlEscapedTxt.replace(/(https?:\/\/\S+)/gi,"<a href=\"$1\">$1</a> ");
		htmlEscapedTxt = htmlEscapedTxt.replace(/(^|\s|\(|\[)@(\w+)/g, '$1<a href="http://twitter.com/$2">@$2</a>');
		htmlEscapedTxt = htmlEscapedTxt.replace(/(^|\s)#(\S+)/g, '$1<a href="http://search.twitter.com/search?q=%23$2">#$2</a>');

		return htmlEscapedTxt;
	},
	showTweets: function(tweets) {
		$(this).set("html", tweets);

		/*** HAMAKA CUSTOM ********************************/
			/*$(this).addClass('loaded');
			var iNewHeight = $(this).getSize().y;
			$(this).removeClass('loaded');
			$(this).setStyle('height', iNewHeight + 'px');*/
			setTimeout(function() { $$('#sidebarTweets p.tweet').setStyle('opacity', '1.0'); }, 10);
		/**************************************************/

		return this;
	}
});