/* * * * * * * * * * * * *

   Stewdio S2 Extension
   © 2009 Stewdio
   All Rights Reserved

* * * * * * * * * * * * */




function Stewdio() {};
(function()
{
	window.s2 = {
	


	
		boot: function()
		{

			//  Separate Internal and External Links
			
			$( "a[href^='http://']" )
				.not( "a[href^='http://www.stewdio.org']" )
				.not( "a[href^='http://stewdio.org']" )
				.addClass( "ext" );
			$( "a.ext" ).attr( "target", "_blank" );


			//  Handle Pod Hovers and Animation

			$( ".pod" ).bind( "mouseenter", function()
			{
				$( this ).find( ".podTitle" ).stop( false, true ).slideDown( 100 );
			})
			.bind( "mouseleave", function()
			{
				$( this ).find( ".podTitle" ).slideUp( 500 );
			});
			var ripOnce = window.setTimeout(  "s2.podVision()",  60 * 1000 );
			var rippler = window.setInterval( "s2.podVision()", 120 * 1000 );


			//  Handle Search Form Submit

			$( "#search" ).submit( function()
			{
				//document.location.href = 'http://stewdio.org/search/' + $( '#tags' ).attr( 'value' ) + "/";
				var searchQ = $( '#tags' ).attr( 'value' );
				searchQ = searchQ.toLowerCase();
				searchQ = searchQ.replace( / /g, "+" );
				searchQ = searchQ.replace( /'/g, "" );
				searchQ = searchQ.replace( /#/g, "" );
				searchQ = escape( searchQ );
				$( "#search" ).attr( "action", "http://stewdio.org/search/" + searchQ + "/" );
				return true;
			});
			return this;
		},
	
	
		tagRead: function()
		{
			var tags = $( "#tags" ).val;
			tags = s2.tagClean( tags );
			return this;
		},
		tagWrite: function( tags )
		{
			tags = s2.tagClean( tags );
			$( "#tags" ).val = tags;
		},
		tagAdd: function( t )
		{
			var tags = s2.tagRead();
			if( tags.indexOf( t ) > -1 )
			{
				s2.tagRemove( t );
			}
			else
			{
				tags += ", "+ t;
				s2.tagWrite( tags );
				s2.tagRemove( "all" );
			};
			return this;
		},
		tagRemove: function( t )
		{
			var tags = s2.tagRead();
			tags = tags.replace( "+"+ t, "" );
			tags = tags.replace( t, "" );
			tags = s2.tagClean( tags );
			if( !tags.length ) tags = "all";
			s2.tagWrite( tags );
			return this;
		},
		tagClean: function( tags )
		{
			tags = $.trim( tags );
			if( tags.substring(  0, 1 ) == "+" ) tags = tags.substring( 1 );
			if( tags.substring( -1 ) != "+" ) tags = tags.substring( 0, tags.length );
			tags = $.trim( tags );
			return this;
		},
	
	
		
	
		podRipple: function()
		{
			for( var i = 0; i < $( ".podTank" ).children().length; i ++ )
			{
				var child = $( ".podTank" ).children()[ i ];
				var delay = 1 + i * 50;
				$( child ).find( ".podSurprise" )
					.animate( { opacity: 1.0 }, delay )
					.slideDown( 500 )
					.animate( { opacity: 1.0 }, 1500 )
					.slideUp( 500 );
			};
			return this;
		},


		podVision: function()
		{
		
			//  Determine Grid Dimensions
			
			var gridWidth  = 0;
			var	gridHeight = 0;
			for( var i = 0; i < $( ".podTank" ).children().length; i ++ )
			{
				var child  = $( ".podTank" ).children()[ i ];
				$( child ).find( ".popSurprise img" ).attr( "src", "med/stewdio.hero.03.gif" );
				var width  = parseInt( $( child ).offset()[ "left" ] + $( child ).width(),  10 );
				var height = parseInt( $( child ).offset()[ "top"  ] + $( child ).height(), 10 );
				gridWidth  = Math.max( gridWidth , width  );
				gridHeight = Math.max( gridHeight, height );
		
			};
			gridHeight -= $( ".podTank" ).offset()[ "top" ];
			
			
			//  Preserve Aspect Ratio and Center
			
			var ratio = 1.5; // have to hard code for now because display: none will fuck it up!!!
			//ratio = 1;
			/* var width  = parseInt( $( child ).find( ".itemBack img" ).width()  );
			var height = parseInt( $( child ).find( ".itemBack img" ).height() );
			var ratio  = width / height; */
			var scaledWidth  = gridWidth;
			var scaledHeight = gridHeight;
			if( gridWidth / gridHeight > ratio ) scaledHeight = scaledWidth / ratio;
			if( gridWidth / gridHeight < ratio ) scaledWidth = scaledHeight * ratio;
			var xOffset = ( scaledWidth  - gridWidth  ) / 2;
			var yOffset = ( scaledHeight - gridHeight ) / 2;
			
			
			//  Apply to Cells
			
			for( var i = 0; i < $( ".podTank" ).children().length; i ++ )
			{
				var child = $( ".podTank" ).children()[ i ];
				var x = parseInt( $( child ).offset()[ "left" ] );
				var y = parseInt( $( child ).offset()[ "top"  ] ) - $( ".podTank" ).offset()[ "top" ];
				$( child ).find( ".podSurprise img" ).css(
				{
					left: (x * -1 - xOffset) +"px",
					top:  (y * -1 - yOffset) +"px",
					width:  scaledWidth  + "px",
					height: scaledHeight + "px"
				});
			};
			s2.podRipple();
			return this;
		},


		gridToggle: function()
		{
			var bg = $( "body" ).css( "background-image" );
			if( bg == "none" )
			{
				$( "body" ).css( "background-image", "url( 'http://stewdio.org/med/global.grid.png' )" );
				$( "#gridToggle" ).html( "Hide Grid" );
			}
			else
			{
				$( "body" ).css( "background-image", "none" );
				$( "#gridToggle" ).html( "Show Grid" );
			};
			return this;
		}


	};
})();
$( window ).bind( "load", function()
{
	s2.boot();
});