/*
	sky.jquery.js
	2013-03-27 ~

	Seo, Jaehan <daddyofsky@gmail.com>

	SkyJS integrated jQuery
	
	Remark : Not compatible to SkyJS. 
*/

// Class //////////////////////////////////////////////////////////////////////

	var Class = function() {
		var obj = function() {
			if (this.init) this.init.apply(this, arguments);
		}
		if (arguments[0]) jQuery.extend(obj.prototype, arguments[0]);
		return obj;
	};

// Extend jQuery ///////////////////////////////////////////////////////////////

	(function($) {
		// Event
		$.eventStop = function(event) {
			event.preventDefault ? event.preventDefault() : event.returnValue = false;
			event.stopPropagation ? event.stopPropagation() : event.cancelBubble = true;
		}
		$.eventOffset = function(event) {
			return { x : event.pageX, y : event.pageY }
		}

		// Element
		$.fn.visible = function() {
			return !($(this).css('display') == 'none');
		}
		$.fn.setClass = function(className) {
			$(this).attr('class', className);
			return $(this);
		}
		$.fn.getSize = function() {
			return { width : $(this).width(), height : $(this).height() }
		}
		$.fn.setSize = function(width, height) {
			if (arguments.length == 1) {
				$(this).width(arguments[0].width);
				$(this).height(arguments[0].height);
			} else {
				$(this).width(width);
				$(this).height(height);
			}
			return $(this);
		}
		$.fn.getRect = function() {
			var p = $(this).offset();
			var s = $(this).getSize();
			return { left:p.left, top:p.top, right:p.left+s.width, bottom:p.top+s.height };
		}
		$.fn.getCenter = function(x, y) {
			var objPos = $(this).offset();
			var objSize = $(this).getSize();
			var docSize = Util.getClientSize();
			var docScroll = Util.getScrollOffset();
			var x = (typeof x == 'number') ? x : (x === false ? objPos.left : docScroll.x+(Math.abs(docSize.width-objSize.width))/2);
			var y = (typeof y == 'number') ? y : (y === false ? objPos.top : docScroll.y+(Math.abs(docSize.height-objSize.height))/2);
			return { left:x, top:y, x:x, y:y };
		}
		$.fn.setCenter = function(x, y) {
			$(this).offset($(this).getCenter(x, y));
		}
		$.fn.hitTest = function(target) {
			var o = $(this).getRect();
			var t = $(target).getRect();
			return !(o.left > t.right || o.right < t.left || o.top > t.bottom || o.bottom < t.top);
		}
		$.fn.inTest = function(target) {
			var o = $(this).getRect();
			var t = $(target).getRect();
			return (o.left >= t.left && o.right <= t.right && o.top >= t.top && o.bottom <= t.bottom);
		}
	})(jQuery);

// Extend Function ////////////////////////////////////////////////////////////

	jQuery.extend(Function.prototype, {
		bind : function(obj) {
			var func = this;
			var arg = jQuery.makeArray(arguments); arg.shift();
			return function() {
				return func.apply(obj, arg.concat(jQuery.makeArray(arguments)));
			}
		},
		bindForEvent : function(obj) {
			var func = this;
			return function(e) {
				var el = this;
				return func.call(obj, e, el);
			}
		}
	});

	/*
	  jQuery확장 함수
	  get방식의 querystring값을 반환한다.
	  var val = jQuery.getQueryString("key", "디폴트값");
	*/
	if ( typeof jQuery.getQueryString !== 'function' ) {
		jQuery.extend({
			getQueryString: function( key, default_ ) {
				if (default_==null) default_= "";
				key = key.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
				var regex = new RegExp("[\\?&]"+key+"=([^&#]*)");
				var qs = regex.exec(window.location.href);
				if(qs == null)
					return default_;
				else
					return qs[1];
			}
		});
	}

// Extend Array ///////////////////////////////////////////////////////////////

	jQuery.extend(Array.prototype, {
		exists : function(value) {
			return !!(this.search(value) > -1);
		},
		search : function(value) {
			return jQuery.inArray(value, this);
		},
		filter : function(func, applyResult) {
			if (typeof func != 'boolean' || typeof func != 'function') {
				return this;
			}

			var ret = [];
			if (typeof func == 'boolean') {
				applyResult = false;
			}
			this.each(function(value, i) {
				var result = (typeof func == 'boolean') ? (!value == !func) : func(value, i);
				if (applyResult) {
					if (result !== false) ret.push(result);
				} else {
					if (result) ret.push(value);
				}
			});
		},
		each : function(func) {
			if (typeof func == 'function') {
				for (var i=0; i<this.length; i++) {
					this[i] = func(this[i], i);
				}
			} else {
				for (var i=0; i<this.length; i++) {
					this[i] = func;
				}
			}
			return this;
		},
		merge : function(obj) {
			return jQuery.merge(this, obj);
		},
		intersect : function(obj) {
			var ret = [];
			for (var i=0; i<obj.length; i++) {
				if (this.exists(obj[i])) {
					ret.push(obj[i]);
				}
			}
			return ret;
		},
		diff : function(obj) {
			var ret = [];
			for (var i=0; i<obj.length; i++) {
				if (!this.exists(obj[i])) {
					ret.push(obj[i]);
				}
			}
			return ret;
		}
	});
	Array.prototype.has = Array.prototype.exists;
	Array.prototype.copy = jQuery.makeArray;

// Extend String //////////////////////////////////////////////////////////////

	jQuery.extend(String.prototype, {
		trim : function() {
			return this.replace(/^\s+/, '').replace(/\s+$/, '');
		},
		stripTags : function() {
			return this.replace(/<\/?[^>]+>/gi, '');
		},
		validHTML : function() {
			return jQuery('<div />').html(this).html();
		},
		escapeHTML: function() {
			return jQuery('<div />').text(this).html();
		},
		unescapeHTML: function() {
			return jQuery('<div />').html(this.stripTags()).text();
		},
		decodeQuery : function(isUrl) {
			if (isUrl) {
				var tmp = this.substring(this.indexOf('?')+1).match(/^\??(.*)$/)[1].split('&');
			} else {
				var tmp = this.match(/^\??(.*)$/)[1].split('&');
			}
			var ret = {};
			for (var i=0; i<tmp.length; i++) {
				var pair = tmp[i].split('=');
				if (pair[0]) ret[pair[0]] = pair[1];
			}
			return ret;
		},
		encodeQuery : function(param, base) {
			var tmp = [];
			for (var x in param) {
				var key = base ? base+'['+x+']' : x;
				if (typeof param[x] == 'function') {
					continue;
				} else if (typeof param[x] == 'string' || typeof param[x] == 'number') {
					tmp.push(key+'='+param[x]);
				} else {
					tmp.push(this.encodeQuery(param[x], key));
				}
			}
			return tmp.join('&');
		}
	});
	String.prototype.parseQuery = String.prototype.decodeQuery;

// Extend Number //////////////////////////////////////////////////////////////

	jQuery.extend(Number.prototype, {
		round : function(places) {
			return +(Math.round(this + "e+" + places)  + "e-" + places);
		},
		ceil : function(places) {
			return +(Math.ceil(this + "e+" + places)  + "e-" + places);
		},
		floor : function(places) {
			return +(Math.floor(this + "e+" + places)  + "e-" + places);
		}
	});


// Util ///////////////////////////////////////////////////////////////////////

	var Util = {
		// brower
		isIE : (window.navigator.userAgent.search(/Trident/i) != -1) || (window.navigator.userAgent.search(/MSIE/i) != -1),
		isFF : (window.navigator.userAgent.search(/firefox/i) != -1),
		isOpera : (window.navigator.userAgent.search(/opera/i) != -1),
		isSafari : (window.navigator.userAgent.search(/safari/i) != -1),
		userAgent : window.navigator.userAgent,
		appName : (new RegExp('(Trident/|firefox/|opera/|safari/|Mozilla/|MSIE )([0-9.]+)', 'i')).exec(window.navigator.userAgent)[1].slice(0, -1),
		appVersion : (new RegExp('(Trident/|firefox/|opera/|safari/|Mozilla/|MSIE )([0-9.]+)', 'i')).exec(window.navigator.userAgent)[2],
		// window, document
		getClientSize : function(win) {
			var o = jQuery(win || self);
			w = o.innerWidth();
			h = o.innerHeight();
			return { width:w, height:h };
		},
		getDocSize : function(win) {
			var o = jQuery((win || self).document);
			w = o.innerWidth();
			h = o.innerHeight();
			return { width:w, height:h };
		},
		getScrollOffset : function(win) {
			var o = jQuery(win || self);
			x = o.scrollLeft();
			y = o.scrollTop();
			return { left:x, top:y, x:x, y:y };
		},
		getDocumentWindow : function(doc) {
			return doc.defaultView || doc.parentWindow;
		},
		// iframe
		getIframeDoc : function(iframe) {
			iframe = (typeof iframe == 'string') ? jQuery('#' + iframe) : jQuery(iframe);
			if (iframe.length) {
				obj = iframe.get(0);
				if (obj.contentWindow) {
					return obj.contentWindow.document;
				} else if (obj.contentDocument) {
					return obj.contentDocument.documentElement;
				}
			}
			return null;
		},
		getIframeDocSize : function(iframe) {
			iframe = (typeof iframe == 'string') ? jQuery('#' + iframe) : jQuery(iframe);
			var doc = this.getIframeDoc(iframe);
			if (!doc || !doc.body) {
				return { width:0, height:0 };
			}
			var win = this.getDocumentWindow(doc);
			return this.getDocSize(win);
		}, 
		autoResizeIframe : function(iframe, noWidth, noHeight) {
			this.resizeIframe(iframe, !noWidth, !noHeight);
		},
		resizeIframe : function(iframe, width, height) {
			iframe = (typeof iframe == 'string') ? jQuery('#' + iframe) : jQuery(iframe);
			if (width === true || height === true) {
				var docSize = this.getIframeDocSize(iframe);
			}
			if (width) {
				width = (width === true) ? docSize.width : width;
				iframe.css('width', width);
			}
			if (height) {
				height = (height === true) ? docSize.height : height;
				iframe.css('height', height);
			}
		},
		// math
		random : function(min, max) {
			if (typeof min == 'number' && typeof max == 'number') {
				return Math.floor(Math.random() * (max-min) + min);
			} else {
				return Math.floor(Math.random() * 10);
			}
		},
		randomId : function(cipher, prefix) {
			if (typeof cipher != 'number') {
				cipher = 7;
			} else if (cipher > 15) {
				cipher = 15;
			}
			var min = parseInt('100000000000000'.substr(0, cipher), 10);
			var max = parseInt('999999999999999'.substr(0, cipher), 10);
			return (prefix) ? prefix+'_'+Util.random(min, max) : Util.random(min, max);
		},
		// cookie
		getCookie : function(name) {
			var re = new RegExp(name + '=([^;]+)');
			var value = re.exec(document.cookie);
			return (value != null) ? unescape(value[1]) : null;
		},
		setCookie : function(name, value, expire, path, domain) {
			expire = parseInt(expire, 10);
			if (!path) path = '/';
			if (expire) {
				var today = new Date();
				var expiry = new Date(today.getTime() + expire * 1000);
				var cookie = name + '=' + escape(value) + '; expires=' + expiry.toGMTString() + '; path=' + path;
			} else {
				var cookie = name + '=' + escape(value) + '; path=' + path;
			}
			if (domain) cookie += '; domain=' + domain;
			document.cookie = cookie;
		},
		// sessionStorage
		getStorage : function(name) {
			try {
				return sessionStorage.getItem(name);
			} catch (e) {
				return false;
			}
		},
		setStorage : function(name, value) {
			try {
				return sessionStorage.setItem(name, value);
			} catch (e) {
				return false;
			}
		},
		clearStorage : function() {
			try {
				return sessionStorage.clear();
			} catch (e) {
				return false;
			}
		},
		// link style sheet
		linkStyle : function(href, id) {
			if (id) {
				var link = jQuery('#' + id);
				if (!link.length) {
					link = jQuery('<link id="' + id + '" href="' + href + '" type="text/css" rel="stylesheet" />');
					jQuery('head:first').append(link);
				} else {
					link.attr('href', href);
				}
			} else {
				link = jQuery('<link href="' + href + '" type="text/css" rel="stylesheet" />');
				jQuery('head:first').append(link);
			}

			return link.get(0);
		},
		// js path
		getJSPath : function(jsFile) {
			if (!jsFile) jsFile = 'sky.jquery.js';
			return jQuery('script[src*="' + jsFile + '"]').attr('src').replace(/\/[^\/]+$/, '') || false;
		},
		// rgb() to #hex
		rgbToHex : function(str) {
			str = str.replace(/[^0-9,]/g, '').split(',');
			str[0] = ('0' + parseInt(str[0], 10).toString(16).toLowerCase()).slice(-2);
			str[1] = ('0' + parseInt(str[1], 10).toString(16).toLowerCase()).slice(-2);
			str[2] = ('0' + parseInt(str[2], 10).toString(16).toLowerCase()).slice(-2);

			return ('#' + str.join(''));
		},
		// debug
		dump : function(obj) {
			if (obj.toString && (typeof obj == 'string' || typeof obj == 'number' || obj instanceof Array)) {
				return obj.toString();
			} else {
				var str = '';
				for (x in obj) {
					str += x + ' : ' + obj[x] + "\n";
				}
				return str;
			}
		}
	}
	Util.linkCSS = Util.linkStyle;

// Common Function ////////////////////////////////////////////////////////////

	function $id(id) {
		if (jQuery.isArray(id)) {
			return jQuery(id).get();
		} else {
			return (typeof id == 'string') ? document.getElementById(id) : id;
		}
	}
	function $v(obj) {
		var returnArray = false;
		var value = [];
		jQuery(obj).each(function() {
			switch (this.type.toLowerCase()) {
				case 'radio' :
					if (this.checked) {
						value.push(this.value);
					}
					break;
				case 'checkbox' :
					returnArray = true;
					if (this.checked) {
						value.push(this.value);
					}
					break;
				case 'select-multiple' :
					returnArray = true;
					value.merge(jQuery(this).val());
					break;
				default :
					value.push(jQuery(this).val());
					break;
			}
		});

		if (returnArray || value.length > 1) {
			return value;
		} else {
			return value[0] || '';
		}
	}
	function $vset(obj, value) {
		jQuery(obj).each(function() {
			var this_el = this;
			switch (this.type.toLowerCase()) {
				case 'radio' :
					if (this.value == value) {
						this.checked = true;
						if ( jQuery(this).checkboxradio ) {
							jQuery(this).checkboxradio("refresh");
						}
					}
					break;
				case 'checkbox' :
					value = (value instanceof Array) ? value : [value];
					jQuery(value).each(function(){
						if (jQuery(this_el.form.elements[this_el.name]).attr('bitwise') != null) {
							if (parseInt(this_el.value, 10) & parseInt(this, 10)) {
								this_el.checked = true;
							}
						} else {
							if (this_el.value == this) {
								this_el.checked = true;
							}
						}
						if ( jQuery(this_el).checkboxradio ) {
							jQuery(this_el).checkboxradio("refresh");
						}
					});
					break;
				case 'select-one' :
					jQuery(this).find("option").each(function() {
						if (this.value == value) this.selected = true;
					});
					if ( jQuery(this).selectmenu ) {
						jQuery(this).selectmenu("refresh");
					}
					break;
				case 'select-multiple' :
					value = (value instanceof Array) ? value : [value];
					jQuery(value).each(function(v) {
						jQuery(this_el).find("option").each(function() {
							if (this.value == v) this.selected = true;
						});
						if ( jQuery(this).selectmenu ) {
							jQuery(this).selectmenu("refresh");
						}
					});
					break;
				default :
					jQuery(this).val(value);
					break;
			}
		});
	}