/**
 * jQuery.ScrollTo - Easy element scrolling using jQuery.
 * Copyright (c) 2007-2009 Ariel Flesler - aflesler(at)gmail(dot)com | http://flesler.blogspot.com
 * Dual licensed under MIT and GPL.
 * Date: 5/25/2009
 * @author Ariel Flesler
 * @version 1.4.2
 *
 * http://flesler.blogspot.com/2007/10/jqueryscrollto.html
 */
;(function(d){var k=d.scrollTo=function(a,i,e){d(window).scrollTo(a,i,e)};k.defaults={axis:'xy',duration:parseFloat(d.fn.jquery)>=1.3?0:1};k.window=function(a){return d(window)._scrollable()};d.fn._scrollable=function(){return this.map(function(){var a=this,i=!a.nodeName||d.inArray(a.nodeName.toLowerCase(),['iframe','#document','html','body'])!=-1;if(!i)return a;var e=(a.contentWindow||a).document||a.ownerDocument||a;return d.browser.safari||e.compatMode=='BackCompat'?e.body:e.documentElement})};d.fn.scrollTo=function(n,j,b){if(typeof j=='object'){b=j;j=0}if(typeof b=='function')b={onAfter:b};if(n=='max')n=9e9;b=d.extend({},k.defaults,b);j=j||b.speed||b.duration;b.queue=b.queue&&b.axis.length>1;if(b.queue)j/=2;b.offset=p(b.offset);b.over=p(b.over);return this._scrollable().each(function(){var q=this,r=d(q),f=n,s,g={},u=r.is('html,body');switch(typeof f){case'number':case'string':if(/^([+-]=)?\d+(\.\d+)?(px|%)?$/.test(f)){f=p(f);break}f=d(f,this);case'object':if(f.is||f.style)s=(f=d(f)).offset()}d.each(b.axis.split(''),function(a,i){var e=i=='x'?'Left':'Top',h=e.toLowerCase(),c='scroll'+e,l=q[c],m=k.max(q,i);if(s){g[c]=s[h]+(u?0:l-r.offset()[h]);if(b.margin){g[c]-=parseInt(f.css('margin'+e))||0;g[c]-=parseInt(f.css('border'+e+'Width'))||0}g[c]+=b.offset[h]||0;if(b.over[h])g[c]+=f[i=='x'?'width':'height']()*b.over[h]}else{var o=f[h];g[c]=o.slice&&o.slice(-1)=='%'?parseFloat(o)/100*m:o}if(/^\d+$/.test(g[c]))g[c]=g[c]<=0?0:Math.min(g[c],m);if(!a&&b.queue){if(l!=g[c])t(b.onAfterFirst);delete g[c]}});t(b.onAfter);function t(a){r.animate(g,j,b.easing,a&&function(){a.call(this,n,b)})}}).end()};k.max=function(a,i){var e=i=='x'?'Width':'Height',h='scroll'+e;if(!d(a).is('html,body'))return a[h]-d(a)[e.toLowerCase()]();var c='client'+e,l=a.ownerDocument.documentElement,m=a.ownerDocument.body;return Math.max(l[h],m[h])-Math.min(l[c],m[c])};function p(a){return typeof a=='object'?a:{top:a,left:a}}})(jQuery);


/* TUMBLR */
jQuery.tumblr = {
	makeUrl: function(user, options) {
		var url = "http://" + user + ".tumblr.com/api/read/json";
		
		if(options) {url += "?"}
		if(options.type) { url += "type=" + options.type; }
		if(options.start) { url += "&start=" + options.start;}
		if(options.num) { url += "&num=" + options.num;}
		
		return url;
	},

	/* Helper function for determining the quote length */
	quoteLength: function(quoteText) {
		if(quoteText.length < 100) { return 'short' };
		if(quoteText.length < 300) { return 'medium' };
		if(quoteText.length >= 300) { return 'long' };
	},
	
	/* Helper function for wrapping each post template */
	tumblelogPost: function(type, content) {
		return ['div', {className: 'p ' + type}, content ]
	},
	
	/* PHOTO template */
	photo_tpl: function() {
		return jQuery.tumblr.tumblelogPost('photo', [
			'img', { src: this['photo-url-400'] },[],
			'div', { className: 'caption' }, this['photo-caption']
		]);
	},
			
	/* QUOTE template */
	quote_tpl: function() {
		return jQuery.tumblr.tumblelogPost('quote', [
			'div', {className: jQuery.tumblr.quoteLength(this['quote-text']) + ' quote_text'}, 
				this['quote-text'],
			'div', { className: 'source'}, 
				'&nbsp;&mdash;&nbsp; ' + this['quote-source']
		]);
	},
	
	/* VIDEO template */
	video_tpl: function() {
		return jQuery.tumblr.tumblelogPost('video', [
			'div', {}, this['video-player'],
			'div', { className: 'caption'}, this['video-caption']
		]);
	},
	
	/* LINK template */
	link_tpl: function() {
		return jQuery.tumblr.tumblelogPost('link', [
			'a', {href: this['link-url']}, this['link-text'],
			'div', {className: 'caption'}, this['link-description']
		]);
	},
	
	/* TEXT template */
	text_tpl: function() {
		return jQuery.tumblr.tumblelogPost('text', [
			'h4', {}, this['regular-title'],
			'div', {}, this['regular-body']
		]);
	}
};

jQuery.fn.tumblr = function(options) {
	var container = this;
	var settings = {
		loadingText: 'loading...',
		separator: '~'
	};
	jQuery.extend(settings, options);

	container.empty();
	container.createAppend('div', {className: 'loading'}, settings.loadingText);
	if(options.start && options.start != 0) {$.scrollTo(container);}
	
	var url = jQuery.tumblr.makeUrl(options.user, options);

	$.getScript(url, function(){
		container.empty();
		jQuery.each(tumblr_api_read.posts, function(i) {
		
			switch(this.type) {
				case 'photo':
					container.tplAppend(this, jQuery.tumblr.photo_tpl); break;
				case 'quote':
					container.tplAppend(this, jQuery.tumblr.quote_tpl); break;
				case 'video':
					container.tplAppend(this, jQuery.tumblr.video_tpl); break;
				case 'link':
					container.tplAppend(this, jQuery.tumblr.link_tpl); break;
				case 'regular':
					container.tplAppend(this, jQuery.tumblr.text_tpl); break;
			}
			
			if(i < tumblr_api_read.posts.length - 1) { container.createAppend('div', {className: 'separator'}, settings.separator); }
			
		});
		
	});
};