/*
 * jQuery Reveal Plugin 1.0
 * www.ZURB.com
 * 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());
	});

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

    $.fn.reveal = function(options) {
        
        
        var defaults = {  
	    	animation: 'fadeAndPop', //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
    	}; 
    	
        //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 & Close Animations
----------------------------*/
			//Entrance Animations
			modal.bind('reveal:open', function () {
			  modalBG.unbind('click.modalEvent');
				$('.' + options.dismissmodalclass).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 + 'px',
							"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()				
					}
				}
				modal.unbind('reveal:open');
			}); 	

			//Closing Animation
			modal.bind('reveal:close', function () {
			  if(!locked) {
					lockModal();
					if(options.animation == "fadeAndPop") {
						modalBG.delay(options.animationspeed).fadeOut(options.animationspeed);
						modal.animate({
							"top":  $(document).scrollTop()-topOffset + 'px',
							"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'});	
					}		
				}
				modal.unbind('reveal:close');
			});     
   	
/*---------------------------
 Open and add Closing Listeners
----------------------------*/
        	//Open Modal Immediately
    	modal.trigger('reveal:open')
			
			//Close Modal Listeners
			var closeButton = $('.' + options.dismissmodalclass).bind('click.modalEvent', function () {
			  modal.trigger('reveal:close')
			});
			
			if(options.closeonbackgroundclick) {
				modalBG.css({"cursor":"pointer"})
				modalBG.bind('click.modalEvent', function () {
				  modal.trigger('reveal:close')
				});
			}
			$('body').keyup(function(e) {
        		if(e.which===27){ modal.trigger('reveal:close'); } // 27 is the keycode for the Escape key
			});

/*---------------------------
 Animations Locks
----------------------------*/
			function unlockModal() { 
				locked = false;
			}
			function lockModal() {
				locked = true;
			}	
			
        });//each call
    }//orbit plugin call
})(jQuery);

/*---------------------------
Map modal box
----------------------------*/
$(document).ready(function(){
	$('a[data-reveal-id="mapModal"]').click(function() {
		$("div#mapModal iframe").attr('src', 'http://maps.google.co.uk/maps?f=q&source=s_q&hl=en&geocode=&q=83+Victoria+Street+London+SW1H+0HW&aq=&sll=51.497467,-0.134888&sspn=0.010727,0.024397&ie=UTF8&z=14&output=embed');
	});
});

/*---------------------------
Email Links
----------------------------*/
$(function(){
	var spt = $('span.email').each(function(){
		var at = / at /;
		var dot = / dot /g;
		var addr = $(this).text().replace(at,"@").replace(dot,".");
		$(this).after($('<a href="mailto:'+addr+'" title="Send an email">'+ addr +'</a>'))
		.hover(function(){window.status="Send a letter!";}, function(){window.status="";});
		$(this).remove();
		});
	});

/*---------------------------
Form Validation
----------------------------*/

$(document).ready(function(){
	// Place ID's of all required fields here.
	required = ["field1", "field3", "field4"];
	// If using an ID other than #email or #error then replace it here
	email = $("#field3");
	message = $("#field5");
	errornotice = $("#error");
	// The text to show up within a field when it is incorrect
	emptyerror = "Please fill out this field.";
	emailerror = "Please enter a valid e-mail.";
	messageerror = "Please leave a message.";

	$("#contactme").submit(function(){	
		//Validate required fields
		for (i=0;i<required.length;i++) {
			var input = $('#'+required[i]);
			if ((input.val() == "") || (input.val() == emptyerror)) {
				input.addClass("empty");
				input.val(emptyerror);
				errornotice.fadeIn(750);
			} else {
				input.removeClass("empty");
			}
		}
		// Validate the e-mail.
		if (!/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test(email.val())) {
			email.addClass("empty");
			email.val(emailerror);
		}
		
		// Validate the message area.
		if ((message.val() == "") || (message.val() === messageerror)) {
			message.addClass("empty");
			//alert(messageerror);
			message.val(messageerror);
		}

		//if any inputs on the page have the class 'empty' the form will not submit
		if ($(":input").hasClass("empty")) {
			return false;
		} else {
			errornotice.hide();
			return true;
		}
	});
	
	// Clears any fields in the form when the user clicks on them
	$(":input").focus(function(){		
	   if ($(this).hasClass("empty") ) {
			$(this).val("");
			$(this).removeClass("empty");
	   }
	});
	
});	

