/******************************* onload functions *******************************/
/* Functions to Run When Page Loads												*/
/********************************************************************************/
$(function() {
	// Messages
	messages();
	// Sortable Tables
	//sortable();
	// Row Backgrounds
	rows();
	// Tooltips
	tips();
	// Calendars
	calendar();
});

/******************************** document.ready ********************************/
/* Functions to Run When Page Loaded											*/
/********************************************************************************/
$(document).ready(function () {		
	// Form Validation
	validate();
		
	// Draggable
	drag();
	
	// PNG Fix
	$('body').pngFix();
});

/************************************ loader ************************************/
/* Shows loading icon with given text (optional) in given div					*/
/********************************************************************************/
function loader(div,text) {
	if(text == "") text = "Loading..";
	$('#'+div).html("<div style='position:relative;min-height:100px;'><div style='position:absolute;left: 50%;margin-left:-40px;margin-top:30px;'><center><img src='"+DOMAIN+"images/ajax-loader.gif' style='vertical-align:middle;' /></center></div><div style='opacity:.30;filter:alpha(opacity=30);-moz-opacity:.3;'>"+document.getElementById(div).innerHTML+"</div></div>");
}

/*********************************** confirmIt **********************************/
/* Shows confirm box which redirects to given url if user confirms given text	*/
/********************************************************************************/
function confirmIt(text,url) {
	if (confirm(text)){
		location.replace(url);
	}
}

/************************************ showHide **********************************/
/* Shows or hides given div based upon it's current state						*/
/********************************************************************************/
function showHide(div) {
	if(document.getElementById(div).style.display=="none") $("#"+div).show();
	else $("#"+div).hide();
}

/************************************* showIt ***********************************/
/* Fades in given element in given amount of time								*/
/********************************************************************************/
function showIt(div,time) {
	/*if(time == null) var time = 500;
	$("#"+div).fadeIn(time);*/
	$("#"+div).show();
}

/************************************* hideIt ***********************************/
/* Fades out given element in given amount of time								*/
/********************************************************************************/
function hideIt(div,time) {
	/*if(time == null) var time = 500;
	$("#"+div).fadeOut(time);*/
	$("#"+div).hide();
}

/************************************ submitIt **********************************/
/* Submits form and disables submit button										*/
/********************************************************************************/
function submitIt(f) {
	var s = $(f).find("input[type='submit']");
	$(s).fadeTo("normal", 0.4).attr("disabled", "disabled").after("<img src='"+DOMAIN+"images/ajax-loader.gif' align='absmiddle' style='margin-left:4px;' id='submit_loader' />");
	f.submit();
}

/*********************************** editInline *********************************/
/* Retrieves code for inline editing of given variable							*/
/********************************************************************************/
function editInline(div,table,column,key,id,buttons,redirect) {
	// AJAX
	$.ajax({
		type: 'GET',
		url: DOMAIN+'?ajaxRequest=editInline&table='+table+'&column='+column+'&div='+div+'&key='+key+'&id='+id+'&buttons='+buttons+'&redirect='+redirect,
		success: function(html){
			$('#'+div).html(html);
			
			// Calendar
			calendar();

			// Submit on Enter
			$('#'+div+'_inline').focus().keypress(function (e) {
				if (e.which == 13) saveInline('1',div,table,column,key,id,buttons,redirect);
			});
			
			// Submit on Blur
			if(buttons == 0) {
				$('#'+div+'_inline').blur(function () {
					saveInline('1',div,table,column,key,id,buttons,redirect);
				});
			}
		}
	});
}

/*********************************** saveInline *********************************/
/* Gets inline variable and saves it											*/
/********************************************************************************/
function saveInline(save,div,table,column,key,id,buttons,redirect) {
	var value;
	var v = $('#'+div+'_inline');
	if(v.type == "radio" || v.type == "checkbox") {
		if(v.checked == true) value = v.value;
	}
	else value = encodeURIComponent(v.value);
	
	// AJAX
	$.ajax({
		type: 'GET',
		url: DOMAIN+'?ajaxRequest=saveInline&save='+save+'&table='+table+'&column='+column+'&div='+div+'&key='+key+'&id='+id+'&value='+value+'&buttons='+buttons+'&redirect='+redirect,
		success: function(html){
			$('#'+div).html(html);
			
			// Redirect
			if(redirect != "" && redirect != "undefined" && redirect != undefined && redirect) location.assign(DOMAIN+redirect);
			
			// Refresh jQuery
			thickbox();
			//$('table.sortable').trigger("update");
		}
	});
}

/************************************ deleteIt **********************************/
/* Sends ajax request do delete given type's id if given text is confirmed		*/
/********************************************************************************/
function deleteIt(text,div,table,key,id) {
	if (confirm(text)){
		// Hide
		$('#'+div).fadeOut(500,function() {
		
			// AJAX
			$.ajax({
				type: 'GET',
				url: DOMAIN+'?ajaxRequest=deleteIt&table='+table+'&div='+div+'&id='+id+'&key='+key,
				success: function(html){
					if(html.length > 0) $('#'+div).html(html);
					else $('#'+div).remove();
					
					// Redirect
					if(document.getElementById('redirect')) location.assign(DOMAIN+document.getElementById('redirect').value);
					
					// Rows
					rows();
				}
			});
		});
	}
}

/******************************** deactivateIt **********************************/
/* Deactivates item (deleted from frontend, still in db)						*/
/********************************************************************************/
function deactivateIt(text,div,table,column,key,id) {
	if (confirm(text)){
		// Hide
		$('#'+div).fadeOut(500,function() {
			$(this).remove();
			// Disable in DB
			$.ajax({
				type: 'GET',
				url: DOMAIN+'?ajaxRequest=deactivateIt&table='+table+'&column='+column+'&div='+div+'&key='+key+'&id='+id
			});
			rows();
		});
	}
}

/************************************ saveIt ************************************/
/* Gets values from a form, posts to AJAX, and handles response					*/
/********************************************************************************/
function saveIt(form,div) {
	var vals;
	$('#'+form+' :input').each(function() {
		if(this.type == "radio" || this.type == "checkbox") {
			if(this.checked == true) vals = vals + '&' + this.name + '=' + this.value;
		}
		else vals = vals + '&' + this.name + '=' + encodeURIComponent(this.value);
	});
	
	$.ajax({
		type: 'GET',
		url: DOMAIN+'?ajaxRequest=saveIt&form='+form+'&div='+div+vals,
		success: function(html){
			$("#"+div).html(html);
			
			// Submit Button
			var s = $("#"+form+" input[type='submit']").fadeTo("normal", 1.0).removeAttr("disabled");
			$('#submit_loader').remove();
			
			// Refresh jQuery
			rows();
			thickbox();
			validate();
			calendar();
			//$('table.sortable').trigger("update");
		}
	});
}

/*********************************** updateIt ***********************************/
/* Handles various update scripts												*/
/********************************************************************************/
function updateIt(table,column,key,id) {
	$.ajax({
		type: 'GET',
		url: DOMAIN+'?ajaxRequest=updateIt&table='+table+'&column='+column+'&key='+key+'&id='+id,
		success: function(html){
			var array = html.split('|||');
			for(var i in array) {
				if(!(i % 2)) {
					var j = (i * 1) + 1;
					if(array[j]) {
						$('#'+array[i]).html(array[j]);
					}
				}
			}
		}
	});
}

/************************************ loadIt ************************************/
/* Handles various load scripts													*/
/********************************************************************************/
function loadIt(div,type,id,loc) {
	$.ajax({
		type: 'GET',
		url: DOMAIN+'?ajaxRequest=loadIt&div='+div+'&type='+type+'&id='+id,
		success: function(html){
			if(loc == "prepend") $('#'+div).prepend(html);
			else if(loc == "append") $('#'+div).append(html);
			else $('#'+div).html(html);
			
			// Refresh jQuery
			rows();
			messages();
			thickbox();
			calendar();
			validate();
			//$('.sortable').trigger("update");
		}
	});
}

/************************************ uploadIt **********************************/
/* Uploads file in given input field to given path (defaults to DOMAIN/uploads/)*/
/********************************************************************************/
function uploadIt(div,input,path) {
	loader(div,'Uploading..');
	
	$.ajaxFileUpload(
		{
			url:DOMAIN+'?ajaxRequest=upload&path='+path,
			secureuri:false,
			fileElementId:input,
			dataType: 'html',
			success: function (data, status) {
				// Add Message / Hidden Input
				$("#"+div).append(data);
				// Clear File Input
				document.getElementById(input).value = "";
				// Hide Failure Messages
				$("#red").animate({opacity: 1.0}, 1500).slideUp(500, function() {
					$(this).remove();
				});
			},
			error: function (data, status, e) {
				alert(e);
			}
		}
	)
	return false;
}

/********************************* disableIt ************************************/
/* Disables given element														*/
/********************************************************************************/
function disableIt(div,table,column,key,id,button) {
	// Fade Out Div
	if(document.getElementById(div)) {
		document.getElementById(div).disabled = true;
		$('#'+div).css('cursor','default').fadeTo("normal", 0.4);
	}
	
	// Disable in DB
	if(table) {
		$.ajax({
			type: 'GET',
			url: DOMAIN+'?ajaxRequest=disableIt&table='+table+'&column='+column+'&div='+div+'&key='+key+'&id='+id+'&button='+button,
			success: function(html){
				$('#'+button).html(html);
			}
		});
	}
}

/********************************** enableIt ************************************/
/* Enables given element														*/
/********************************************************************************/
function enableIt(div,table,column,key,id,button) {
	// Fade In Div
	if(document.getElementById(div)) {
		document.getElementById(div).disabled = false;
		$('#'+div).css('cursor','pointer').css('cursor','hand').fadeTo("normal",1);
	}
	
	// Enable in DB
	if(table) {
		$.ajax({
			type: 'GET',
			url: DOMAIN+'?ajaxRequest=enableIt&table='+table+'&column='+column+'&div='+div+'&key='+key+'&id='+id+'&button='+button,
			success: function(html){
				$('#'+button).html(html);
			}
		});
	}
}

/************************************ Defaults **********************************/
/* Clears or Restores default value for input field								*/
/********************************************************************************/
function clearDefault(e) {
	if (e.defaultValue==e.value){
		e.value = "";
	}
}

function restoreDefault(e) {
	if (!e.value){
		e.value = e.defaultValue;
	}
}

/*********************************** checkAll ***********************************/
/* Checks or unchecks all checkboxes (with optional class name) 				*/
/********************************************************************************/
function checkAll(c,classID) {
	if(classID) {
		if(c.checked) $('input[@type=checkbox].'+classID).attr('checked', 'checked');
		else $('input[@type=checkbox].'+classclassID).removeAttr('checked');
	}
	else {
		if(c.checked) $('input[@type=checkbox]').attr('checked', 'checked');
		else $('input[@type=checkbox]').removeAttr('checked');
	}
}

/************************************* tips *************************************/
/* Runs scripts for tooltips on elements with class="tip"						*/
/********************************************************************************/
function tips() {
	$('a.tip, img.tip, div.tip').tooltip({
		track: true,
		delay: 0,
		showURL: false
	});
}

/*********************************** sortable ***********************************/
/* Runs scripts to sort tables with class="sortable"							*/
/********************************************************************************/
function sortable() {
	/*$('table.sortable').tablesorter({
		textExtraction: 'complex',
		widgets: ['zebra']
	});*/
}

/************************************** rows ************************************/
/* Adds alternate shading to odd and even rows where class="row"				*/
/********************************************************************************/
function rows() {
	$('tr.row:odd').addClass("odd").removeClass("even");
	$('tr.row:even').addClass("even").removeClass("odd");
}

/************************************ calendar **********************************/
/* Shows calendar date picker on all input fields with class="calendar"			*/
/********************************************************************************/
function calendar() {
	$('input.calendar').datepicker({ 
		showOn: 'both', 
		buttonImage: DOMAIN+'images/calendar.png', 
		buttonImageOnly: true 
	});
}

/************************************ validate **********************************/
/* Adds form validation to all forms with class="require"						*/
/********************************************************************************/
function validate() {
	// Form Validation
	$('form.require').each(function() { 
		$(this).validate({
			submitHandler: function(form) { submitIt(form); }
   		}); 
	}); 
	
	// Registration Validation
	$("#register").validate({
		rules: {
			user_name: { remote: DOMAIN+"?ajaxRequest=checkUsername", regex: '[a-zA-Z0-9_\-]' }, 
			user_confirm_password: { equalTo: "#password"}, 
			user_confirm_email: { equalTo: "#email"}
		},
		messages: {
			user_name: { remote: jQuery.format("This username is already taken"), regex: 'Your username may only contain letters and numbers' },
			user_confirm_password: { equalTo: "Your passwords don't match" },
			user_confirm_email: { equalTo: "Your e-mail addresses don't match" }
		},
		submitHandler: function(form) {	submitIt(form); }
	});
}

/************************************** drag ************************************/
/* Add draggability functionality to various elements							*/
/********************************************************************************/
function drag() {
	// Draggable
	/*** Implementaion Example ***/
	/*<ul class='drag'>
		<li class='draggable'><input type='hidden' class='dragged' value='$qry[photo_id]' /></li>
		<input type='hidden' name='type' value='photos' />
	</ul>
	*/
	$('div.drag, ul.drag, table.drag').sortable({
		items: 'div.draggable, li.draggable, tr.draggable',
		placeholder: 'helper',
		handle: ".handle",
		opacity: 0.5,
		stop : function () {
			var order = '';
			var type;
			$(this).find('input').each(function() {
				if(this.className == "dragged") order = order + '|' + this.value;
				if(this.name == "type") type = this.value;
			});
			if(order) $.ajax({type: 'GET',url: DOMAIN+'?ajaxRequest=orderIt&type='+type+'&order='+order});
			rows();
		}
	});
	
	$('div.dragThese, ul.dragThese, table.dragThese').sortable({
		items: 'div.dragThis, li.dragThis, tr.dragThis',
		placeholder: 'helper',
		opacity: 0.5,
		stop : function () { rows(); }
	});
}

/************************************ thickbox **********************************/
/* Removes old thickbox, adds new ones where class="thickbox" (call after ajax)	*/
/********************************************************************************/
function thickbox() {
	$('a.thickbox, area.thickbox, input.thickbox').each(function(i) { $(this).unbind('click'); });
	tb_init('a.thickbox, area.thickbox, input.thickbox');
}

/************************************ messages **********************************/
/* Removes '_message' and '_error' divs											*/
/********************************************************************************/
function messages() {
	$('#_error').animate({opacity: 1.0}, 5000).slideUp(500,0);
	$('#_message').animate({opacity: 1.0}, 5000).slideUp(700,0);
	
	$('div.slideDown').slideDown(1000,0);
	$('div.slideUp').slideUp(1000,0);
	$('div.fadeOut').fadeOut(1000,0);
	$('div.fadeIn').fadeIn(1000,0);
}

/********************************************************************************/
/******************************** PHP Functions *********************************/
/********************************************************************************/

/********************************* str_replace **********************************/
function str_replace(search, replace, subject) {
    var f = search, r = replace, s = subject;
    var ra = is_array(r), sa = is_array(s), f = [].concat(f), r = [].concat(r), i = (s = [].concat(s)).length;

    while (j = 0, i--) {
        while (s[i] = s[i].split(f[j]).join(ra ? r[j] || "" : r[0]), ++j in f){};
    };
     
    return sa ? s : s[0];
}

/*********************************** is_array ***********************************/
function is_array( mixed_var ) {
    return ( mixed_var instanceof Array );
}

/********************************* number_format ********************************/
function number_format(number,decimals,dec_point,thousands_sep) {
    var n = number, c = isNaN(decimals = Math.abs(decimals)) ? 2 : decimals;
    var d = dec_point == undefined ? "." : dec_point;
    var t = thousands_sep == undefined ? "," : thousands_sep, s = n < 0 ? "-" : "";
    var i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", j = (j = i.length) > 3 ? j % 3 : 0;
    
    return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
}

/********************************************************************************/
/********************************** .PNG Fix ************************************/
/********************************************************************************/
if(!window.XMLHttpRequest) {
	var clear = "images/clear.gif" //path to clear.gif
	
	pngfix=function(){var els=document.getElementsByTagName('*');var ip=/\.png/i;var i=els.length;while(i-- >0){var el=els[i];var es=el.style;if(el.src&&el.src.match(ip)&&!es.filter){es.height=el.height;es.width=el.width;es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+el.src+"',sizingMethod='crop')";el.src=clear;}else{var elb=el.currentStyle.backgroundImage;if(elb.match(ip)){var path=elb.split('"');var rep=(el.currentStyle.backgroundRepeat=='no-repeat')?'crop':'scale';es.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+path[1]+"',sizingMethod='"+rep+"')";es.height=el.clientHeight+'px';es.backgroundImage='none';var elkids=el.getElementsByTagName('*');if (elkids){var j=elkids.length;if(el.currentStyle.position!="absolute")es.position='static';while (j-- >0)if(!elkids[j].style.position)elkids[j].style.position="relative";}}}}}
	window.attachEvent('onload',pngfix);
}