/**
 * jQuery connectBox plugin
 * This jQuery plugin was inspired and based on Lightbox 2 by Lokesh Dhakar (http://www.huddletogether.com/projects/lightbox2/)
 * and adapted to me for use like a plugin from jQuery.
 * @name jquery-lightbox-0.5.js
 * @author Leandro Vieira Pinho - http://leandrovieira.com
 * @version 0.5
 * @date April 11, 2008
 * @category jQuery plugin
 * @copyright (c) 2008 Leandro Vieira Pinho (leandrovieira.com)
 * @license CC Attribution-No Derivative Works 2.5 Brazil - http://creativecommons.org/licenses/by-nd/2.5/br/deed.en_US
 * @example Visit http://leandrovieira.com/projects/jquery/lightbox/ for more informations about this jQuery plugin
 */

// Offering a Custom Alias suport - More info: http://docs.jquery.com/Plugins/Authoring#Custom_Alias
(function($) {
	/**
	 * $ is an alias to jQuery object
	 *
	 */
	$.fn.connectBox = function(settings) {
		// Settings to configure the jQuery lightBox plugin how you like
		settings = jQuery.extend({
			// Configuration related to overlay
			overlayBgColor: 		'#000',		// (string) Background color to overlay; inform a hexadecimal value like: #RRGGBB. Where RR, GG, and BB are the hexadecimal values for the red, green, and blue values of the color.
			overlayOpacity:			0.6,		// (integer) Opacity value to overlay; inform: 0.X. Where X are number from 0 to 9
			// Configuration related to navigation
			fixedNavigation:		false,		// (boolean) Boolean that informs if the navigation (next and prev button) will be fixed or not in the interface.
			// Configuration related to images
			imageLoading:			'images/lightbox-ico-loading.gif',		// (string) Path and the name of the loading icon
			imageBtnPrev:			'images/lightbox-btn-prev.gif',			// (string) Path and the name of the prev button image
			imageBtnNext:			'images/lightbox-btn-next.gif',			// (string) Path and the name of the next button image
			imageBtnClose:			'images/lightbox-btn-close.gif',		// (string) Path and the name of the close btn
			imageBlank:				'images/lightbox-blank.gif',			// (string) Path and the name of a blank image (one pixel)
			// Configuration related to container image box
			containerBorderSize:	10,			// (integer) If you adjust the padding in the CSS for the container, #lightbox-container-image-box, you will need to update this value
			containerResizeSpeed:	400,		// (integer) Specify the resize duration of container image. These number are miliseconds. 400 is default.
			// Configuration related to texts in caption. For example: Image 2 of 8. You can alter either "Image" and "of" texts.
			txtImage:				'Image',	// (string) Specify text "Image"
			txtOf:					'of',		// (string) Specify text "of"
			// Configuration related to keyboard navigation
			keyToClose:				'c',		// (string) (c = close) Letter to close the jQuery lightBox interface. Beyond this letter, the letter X and the SCAPE key is used to.
			keyToPrev:				'p',		// (string) (p = previous) Letter to show the previous image
			keyToNext:				'n',		// (string) (n = next) Letter to show the next image.
			// Don´t alter these variables in any way
			imageArray:				[],
			activeImage:			0
		},settings);
		// Caching the jQuery object with all elements matched
		var jQueryMatchedObj = this; // This, in this context, refer to jQuery object
		/**
		 * Initializing the plugin calling the start function
		 *
		 * @return boolean false
		 */
		function _initialize() {
			_start(this,jQueryMatchedObj); // This, in this context, refer to object (link) which the user have clicked
			return false; // Avoid the browser following the link
		}
		/**
		 * Start the jQuery lightBox plugin
		 *
		 * @param object objClicked The object (link) whick the user have clicked
		 * @param object jQueryMatchedObj The jQuery object with all elements matched
		 */
		function _start(objClicked,jQueryMatchedObj) {
			// Hide some elements to avoid conflict with overlay in IE. These elements appear above the overlay.
			$('embed, object, select').css({ 'visibility' : 'hidden' });
			// Call the function to create the markup structure; style some elements; assign events in some elements.
			_set_interface();
			
			// Call the function that prepares image exibition
			
		    $('#lightbox-iframe').load( function () {
		    	var iframe = document.getElementById('lightbox-iframe');
		        response = iframe.contentWindow.document.body.innerHTML;
		        $('#lightbox-content').html(response);

				//$('#lightbox-iframe').remove();
		        //iframe.contentWindow.document.body.innerHTML = '';
		        
				_resize_container_image_box(539,415);

				$('#upload-close, #upload-closebtn').click(function() {
					_finish();
					return false;
				});
				$('#upload-file').change(function(){
					$('#upload-step1').slideUp();
					$('#upload-step2').slideDown();
				});

				$('input,textarea').change(function(){
					$(this).removeClass('error');
				});

			});
		}
		/**
		 * Create the jQuery lightBox plugin interface
		 *
		 */
		function _set_interface() {
			// Apply the HTML markup into body tag
			//$('body').append('<div id="jquery-overlay"></div><div id="jquery-lightbox"><div id="lightbox-container-image-box"><div id="lightbox-container-image"><img id="lightbox-image"><div style="" id="lightbox-nav"><a href="#" id="lightbox-nav-btnPrev"></a><a href="#" id="lightbox-nav-btnNext"></a></div><div id="lightbox-loading"><a href="#" id="lightbox-loading-link"><img src="' + settings.imageLoading + '"></a></div></div></div><div id="lightbox-container-image-data-box"><div id="lightbox-container-image-data"><div id="lightbox-image-details"><span id="lightbox-image-details-caption"></span><span id="lightbox-image-details-currentNumber"></span></div><div id="lightbox-secNav"><a href="#" id="lightbox-secNav-btnClose"><img src="' + settings.imageBtnClose + '"></a></div></div></div></div>');
			//var uploadHTML = '<div id="jquery-overlay"></div><div id="jquery-lightbox">';
			//uploadHTML += '<div id="lightbox-container-box"><div id="lightbox-loading"></div>';
			/*<a href="#" id="lightbox-loading-link">
				<img src="../images/lightbox-ico-loading.gif">
			</a>*/
			var src = 'uploadframe.htm';
			src = 'index.php?option=com_hotornot&task=upload2&format=raw';
			$('body').append('<div id="jquery-overlay"></div><div id="jquery-lightbox">'
					+'<div id="lightbox-container-box"><div id="lightbox-loading">'
					+'<a href="#" id="lightbox-loading-link"><img src="/components/com_hotornot/assets/images/ajax-loader3.gif"></a></div>'
					+'<iframe id="lightbox-iframe" name="lightbox-iframe" src="'+src+'" style="display: none;"></iframe>'
					+'<div id="lightbox-content"></div></div></div>');
			
			$('#lightbox-loading').show();
			
			// Get page sizes
			var arrPageSizes = ___getPageSize();
			// Style overlay and show it
			
			$('#jquery-overlay').css({
				backgroundColor:	settings.overlayBgColor,
				opacity:			settings.overlayOpacity,
				width:				arrPageSizes[0],
				height:				arrPageSizes[1],
				display:			'none'
			}).fadeIn();
			
			// Get page scroll
			var arrPageScroll = ___getPageScroll();
			// Calculate top and left offset for the jquery-lightbox div object and show it
			$('#jquery-lightbox').css({
				top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
				left:	arrPageScroll[0]
			}).show();
			// Assigning click events in elements to close overlay
			$('#jquery-overlay,#jquery-lightbox').click(function() {
				//alert('#jquery-overlay,#jquery-lightbox clicked');
				//_finish();
			});

			// If window was resized, calculate the new overlay dimensions
			$(window).resize(function() {
				// Get page sizes
				var arrPageSizes = ___getPageSize();
				// Style overlay and show it
				$('#jquery-overlay').css({
					width:		arrPageSizes[0],
					height:		arrPageSizes[1]
				});
				// Get page scroll
				var arrPageScroll = ___getPageScroll();
				// Calculate top and left offset for the jquery-lightbox div object and show it
				$('#jquery-lightbox').css({
					top:	arrPageScroll[1] + (arrPageSizes[3] / 10),
					left:	arrPageScroll[0]
				});
			});

		}
		/**
		 * Perfomance an effect in the image container resizing it
		 *
		 * @param integer intImageWidth The image´s width that will be showed
		 * @param integer intImageHeight The image´s height that will be showed
		 */
		function _resize_container_image_box(intImageWidth,intImageHeight) {
			// Get current width and height
			var obj = $('#lightbox-container-box');
			var intCurrentWidth = obj.width();
			var intCurrentHeight = obj.height();
			// Get the width and height of the selected image plus the padding
			//var intWidth = (intImageWidth + (settings.containerBorderSize * 2)); // Plus the image´s width and the left and right padding value
			//var intHeight = (intImageHeight + (settings.containerBorderSize * 2)); // Plus the image´s height and the left and right padding value
			// Diferences
			var intDiffW = intCurrentWidth - intImageWidth;
			var intDiffH = intCurrentHeight - intImageHeight;
			// Perfom the effect
			obj.animate({ width: intImageWidth, height: intImageHeight },settings.containerResizeSpeed,function(){

				$('#lightbox-loading').fadeOut();
				/*
				$('#lightbox-iframe').width(intImageWidth);
				$('#lightbox-iframe').height(intImageHeight);
				$('#lightbox-iframe').fadeIn();
				*/
				$('#lightbox-content').width(intImageWidth);
				$('#lightbox-content').height(intImageHeight);
				$('#lightbox-content').fadeIn();
			});
			if ( ( intDiffW == 0 ) && ( intDiffH == 0 ) ) {
				if ( $.browser.msie ) {
					___pause(250);
				} else {
					___pause(100);	
				}
			}
		};
		/**
		 * Remove jQuery lightBox plugin HTML markup
		 *
		 */
		function _finish() {
			//alert(link);
			$('#jquery-lightbox').remove();
			$('#jquery-overlay').fadeOut(function() {
				$('#jquery-overlay').remove(); 
			});
			// Show some elements to avoid conflict with overlay in IE. These elements appear above the overlay.
			$('embed, object, select').css({ 'visibility' : 'visible' });
		}
		/**
		 / THIRD FUNCTION
		 * getPageSize() by quirksmode.com
		 *
		 * @return Array Return an array with page width, height and window width, height
		 */
		function ___getPageSize() {
			var xScroll, yScroll;
			if (window.innerHeight && window.scrollMaxY) {	
				xScroll = window.innerWidth + window.scrollMaxX;
				yScroll = window.innerHeight + window.scrollMaxY;
			} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
				xScroll = document.body.scrollWidth;
				yScroll = document.body.scrollHeight;
			} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
				xScroll = document.body.offsetWidth;
				yScroll = document.body.offsetHeight;
			}
			var windowWidth, windowHeight;
			if (self.innerHeight) {	// all except Explorer
				if(document.documentElement.clientWidth){
					windowWidth = document.documentElement.clientWidth; 
				} else {
					windowWidth = self.innerWidth;
				}
				windowHeight = self.innerHeight;
			} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
				windowWidth = document.documentElement.clientWidth;
				windowHeight = document.documentElement.clientHeight;
			} else if (document.body) { // other Explorers
				windowWidth = document.body.clientWidth;
				windowHeight = document.body.clientHeight;
			}	
			// for small pages with total height less then height of the viewport
			if(yScroll < windowHeight){
				pageHeight = windowHeight;
			} else { 
				pageHeight = yScroll;
			}
			// for small pages with total width less then width of the viewport
			if(xScroll < windowWidth){	
				pageWidth = xScroll;		
			} else {
				pageWidth = windowWidth;
			}
			arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
			return arrayPageSize;
		};
		/**
		 / THIRD FUNCTION
		 * getPageScroll() by quirksmode.com
		 *
		 * @return Array Return an array with x,y page scroll values.
		 */
		function ___getPageScroll() {
			var xScroll, yScroll;
			if (self.pageYOffset) {
				yScroll = self.pageYOffset;
				xScroll = self.pageXOffset;
			} else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
				yScroll = document.documentElement.scrollTop;
				xScroll = document.documentElement.scrollLeft;
			} else if (document.body) {// all other Explorers
				yScroll = document.body.scrollTop;
				xScroll = document.body.scrollLeft;	
			}
			arrayPageScroll = new Array(xScroll,yScroll);
			return arrayPageScroll;
		};
		 /**
		  * Stop the code execution from a escified time in milisecond
		  *
		  */
		 function ___pause(ms) {
			var date = new Date(); 
			curDate = null;
			do { var curDate = new Date(); }
			while ( curDate - date < ms);
		 };
		// Return the jQuery object for chaining. The unbind method is used to avoid click conflict when the plugin is called more than once
		return this.unbind('click').click(_initialize);
	};
})(jQuery); // Call and execute the function immediately passing the jQuery object
