/*
 * jQuery Reveal Plugin 1.0
 * www.ZURB.com
 * https://github.com/zurb/reveal
 * Copyright 2010, ZURB
 * Free to use under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
*/

(function($) {

/*---------------------------
 Defaults for Reveal
----------------------------*/

/*---------------------------
 Listener for data-reveal-id attributes
----------------------------*/

	$('a[data-reveal-id]').live('click', function(e) {
		e.preventDefault();
		var modalLocation = $(this).attr('data-reveal-id');
		$('#'+modalLocation).reveal($(this).data());
	});

 /*---------------------------
 Added listener to close modal automatically (13-Dec-2012)
----------------------------*/    
    $.fn.hideModal = function(options){
        var self = this,
        modal = $(self),
        topMeasure = parseInt(modal.css('top'));
        $('.reveal-modal-bg').css({'display' : 'none'});
        modal.css({'visibility' : 'hidden', 'top' : topMeasure});
    }

/*---------------------------
 Extend and Execute
----------------------------*/

    $.fn.reveal = function(options) {

        var defaults = {  
	    	animation: 'fade', //fade, fadeAndPop, none
		    animationspeed: 300, //how fast animtions are
		    closeonbackgroundclick: true, //if you click background will modal close?
		    dismissmodalclass: 'close-reveal-modal', //the class of a button or element that will close an open modal
		    secondaryDismiss: 'close-modal', 
		    onOpening: function(){}, // Callback when modal is ready to open
            onOpened: function(){}, // Callback when modal is fully opened
            onClosing: function(){}, // Callback when modal is preparing to close
            onClosed: function(){} //Callback when modal is closed
    	}; 

        //Extend dem' options
        var options = $.extend({}, defaults, options); 

        return this.each(function() {

/*---------------------------
 Global Variables
----------------------------*/
        	var modal = $(this),
        		topMeasure  = parseInt(modal.css('top')),
				topOffset = modal.height() + topMeasure,
          		locked = false,
				modalBG = $('.reveal-modal-bg');

/*---------------------------
 Create Modal BG
----------------------------*/
			if(modalBG.length == 0) {
				modalBG = $('<div class="reveal-modal-bg" />').insertAfter(modal);
			}		    

/*---------------------------
 Open and add Closing Listeners
----------------------------*/
        	//Open Modal Immediately
    		openModal();

			//Close Modal Listeners
			var closeButton = $('.' + options.dismissmodalclass).bind('click.modalEvent',closeModal)
			var secondClose = $('.' + options.secondaryDismiss).bind('click.modalEvent', closeModal);
			if(options.closeonbackgroundclick) {
				modalBG.css({"cursor":"pointer"})
				modalBG.bind('click.modalEvent',closeModal)
			}

/*---------------------------
 Open & Close Animations
----------------------------*/
			//Entrance Animations
			function openModal() {
				modalBG.unbind('click.modalEvent');
				$('.' + options.dismissmodalclass).unbind('click.modalEvent');
				$('.' + options.secondaryDismiss).unbind('click.modalEvent');
				if(!locked) {
					lockModal();
					if(options.animation == "fadeAndPop") {
						modal.css({'top': $(document).scrollTop()-topOffset, 'opacity' : 0, 'visibility' : 'visible'});
						modalBG.fadeIn(options.animationspeed/2);
						modal.delay(options.animationspeed/2).animate({
							"top": $(document).scrollTop()+topMeasure,
							"opacity" : 1
						}, options.animationspeed,unlockModal());					
					}
					if(options.animation == "fade") {
						modal.css({'opacity' : 0, 'visibility' : 'visible', 'top': $(document).scrollTop()+topMeasure});
						modalBG.fadeIn(options.animationspeed/2);
						modal.delay(options.animationspeed/2).animate({
							"opacity" : 1
						}, options.animationspeed,unlockModal());					
					} 
					if(options.animation == "none") {
						modal.css({'visibility' : 'visible', 'top':$(document).scrollTop()+topMeasure});
						modalBG.css({"display":"block"});	
						unlockModal()				
					} 
					options.onOpened.call( [], modal ); // Execute the onOpened callback - modal is fully visible  
				}
			}    	

			//Closing Animation
			function closeModal() {
				if(!locked) {
					lockModal();
					options.onClosed.call( [], modal ); // Execute the onClosed callback - Modal is closed
					if(options.animation == "fadeAndPop") {
						modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
						modal.animate({
							"top":  $(document).scrollTop()-topOffset,
							"opacity" : 0
						}, options.animationspeed/2, function() {
							modal.css({'top':topMeasure, 'opacity' : 1, 'visibility' : 'hidden'});
							unlockModal();
						});					
					}  	
					if(options.animation == "fade") {
						modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
						modal.animate({
							"opacity" : 0
						}, options.animationspeed, function() {
							modal.css({'opacity' : 1, 'visibility' : 'hidden', 'top' : topMeasure});
							unlockModal();
						});					
					}  	
					if(options.animation == "none") {
						modal.css({'visibility' : 'hidden', 'top' : topMeasure});
						modalBG.css({'display' : 'none'});	
					}   			
				}
				return false;
			}

            $('body').keyup(function (event) {
                if(options.closeonbackgroundclick) {
                    if (event.which === 27) { // 27 is the keycode for the Escape key
                        closeModal();
                    }
                }
            });

/*---------------------------
 Animations Locks
----------------------------*/
			function unlockModal() { 
				locked = false;
			}
			function lockModal() {
				locked = true;
			}	

        });//each call
    }//orbit plugin call
})(jQuery);