kaka.validator = function(form, opts){

	var self = this;

	

	self.defaults = {

		form: '',

		enabled: 1,

		showContainer: false,

		focusClass: 'has-info',

		errorClass: 'has-error',

		successClass: 'has-success',

		onkeyup: false,

		onchange: true,

		onblur: true,

		onsubmit: true,

		trigger: false,

		skipErr: true,

		rules: {}

	};



	self.opts = $.extend(self.defaults, opts);

	self.opts.form = form;



	$('input, textarea, select', form).each(function(){

		var name = $(this).attr('name');

		var valid = $(this).attr('valid');

		var errorText = $(this).attr('errorText');

		var successText = $(this).attr('successText');

		var func = $(this).attr('func');



		var item = {};

		if (valid) {

			key = '[name="'+name+'"]';

			self.opts.rules[key] = {'valid':valid, 'errorText':errorText, 'successText':successText, 'func':func};

		}

	})



	//绑定事件

	self.bind = function() {

		var onfocus = function(DOM, rule) {

			var focusText = rule ? rule['focusText'] : $(DOM).attr('focusText');

			if (focusText) { 

				self.tip('focus', $(DOM), focusText);

			}

		};



		if (self.opts.showContainer) {

			$(self.opts.showContainer).hide();

		}



		for(var item in self.opts.rules) {

			var el = item;

			var firstText = item.substr(0,1);

			if (firstText != '[' && firstText != '.' && firstText != '#') {

				var el = '[name='+item+']';

			}



			$(el, form).data('valid', self.opts.rules[item]);

			if (self.opts.onchange) {

				$(el, form).bind('change', function() { self.valid(this, $(this).data('valid')) });

			}

			if (self.opts.onkeyup) {

				$(el, form).bind('keyup', function() { self.valid(this, $(this).data('valid')) });

			}

			if (self.opts.onblur) {

				$(el, form).bind('blur', function() { self.valid(this, $(this).data('valid')) });

				$(el, form).bind('focus', function() { onfocus($(this), $(this).data('valid')) });

			}

		}

		

		$(form).submit( function () {

			return self.run(form);

		});

	};



	//开始验证

	self.run = function() {

		var form = self.opts.form;

		if (!self.opts.onsubmit || !self.opts.enabled) return true;

		var flag = true; 

		var isFocus = false;



		for(var item in self.opts.rules) {

			var el = item;

			var firstText = item.substr(0,1);

			if (firstText != '[' && firstText != '.' && firstText != '#') {

				var el = '[name='+item+']';

			}

			if (self.valid($(el, form), self.opts.rules[item]) == false) {

				flag = false;

				if (!isFocus) {

					$(el, form).focus();

					isFocus = true;

				}

				if (!self.opts.skipErr) {

					return false;

				}

			}

		}

		if (self.opts.submitHandler) {

			flag = self.opts.submitHandler(flag, self.opts);

		}

		return flag;

	};



	self.tip = function (type, obj, msg) {

		var name = $(obj).attr('name') ? $(obj).attr('name') : $(obj).attr('id');

		try { 

			v = name.split('['); 

			for(i = 0; i < v.length; i++) { 

				name = name.replace('[', '').replace(']', ''); 

			}	

		} catch(e) {}

		

		switch (type) {

			/*case 'tip':

				var curClass = self.opts.tipClass; 

				var curInputClass = self.opts.inputTipClass;

				break;*/

			case 'focus': 

				var curClass = self.opts.focusClass; 

				var curInputClass = self.opts.focusClass;

				break;

			case 'error': 

				var curClass = self.opts.errorClass; 

				var curInputClass = self.opts.errorClass;

				break;

			case 'success': 

				var curClass = self.opts.successClass; 

				var curInputClass = self.opts.successClass;

				break;

		}

		

		var html = msg ? '<p id="_'+name+'_msg" class="help-block '+curClass+' regex-tip"><i class="addon"></i>'+(msg ? msg : '&nbsp;')+'</p>' : '';



		if ($(obj).parents('.form-group').length > 0) {

			$(obj).parents('.form-group').removeClass(self.opts.focusClass);

			$(obj).parents('.form-group').removeClass(self.opts.successClass);

			$(obj).parents('.form-group').removeClass(self.opts.errorClass);

			//$(obj).parents('.form-group').removeClass(self.opts.inputTipClass);

			$(obj).parents('.form-group').addClass(curInputClass);

		} else {

			$(obj).removeClass(self.opts.focusClass);

			$(obj).removeClass(self.opts.successClass);

			$(obj).removeClass(self.opts.errorClass);

			//$(obj).removeClass(self.opts.inputTipClass);

			$(obj).addClass(curInputClass);

		}



		$('#_'+name+'_msg').remove();

		if (self.opts.showContainer) {

			if (!self.opts.skipErr) {

				$(self.opts.showContainer).empty();

			}

			$(self.opts.showContainer).show().append(html);

		} else {

			if ($(obj).parents('.input-group').length > 0) {

				$(obj).parents('.input-group').parent().append(html);

			} else {

				$(obj).parent().append(html);

			}

		}

	};



	self.valid = function(DOM, rule) {

		if ($(DOM).length <= 0) {

			return true;

		}



		var val = $(DOM).val();

		var func = rule ? rule['func'] : eval($(DOM).attr('func'));

		var validates = rule ? rule['valid'] : $(DOM).attr('valid');

		var errorTexts = rule ? rule['errorText'] : $(DOM).attr('errorText');

		var successText = rule ? rule['successText'] : $(DOM).attr('successText');

		

		var tip = function (type, obj, msg) {

			return self.tip(type, obj, msg);

		};



		if (validates) validates = validates.split('|'); else return true;

		if (errorTexts) errorTexts = errorTexts.split('|'); else return true;		

		

		for (j=0; j<validates.length; j++) {

			var validate = validates[j];

			var errorText = errorTexts[j];

			if (errorTexts.length <= 1) {

				errorText = errorTexts[0];

			}



			if (!validate) { continue; }

			switch(validate) {

				case 'required':

					if (DOM.tagName == 'SELECT') {

						var v = $('option:selected', DOM).val();

						if (!v) {

							tip('error', $(DOM), errorText);

							return false;

						}

					} else if (DOM.length > 1) { //检测是否选项框

						var fg = 0;

						$(DOM).each(function(i) {

							if ($(this).prop('checked')) {

								fg = 1;

								return;

							}

							lastDom = this;

						})

						if (!fg) {

							tip('error', $(lastDom), errorText);

							return false;

						}

						return true;

					} else {



						if (val == '' || val == null) {

							tip('error', $(DOM), errorText);

							return false;

						}

					}

					break;

				case 'string':

					var patrn=/^[A-Za-z]+$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'password':

					var patrn=/^(.+){6,16}$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'strlen':

					var length = val.length;

					var arr = val.match(/[\u4e00-\u9fa5]/ig); //中文两字节

					if (arr != null) length += arr.length;



					_min = rule['minlen'] ? rule['minlen'] : $(DOM).attr('minlen');

					_max = rule['maxlen'] ? rule['maxlen'] : $(DOM).attr('maxlen');



					if (length < parseInt(_min) || length > parseInt(_max)) {

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'range':

					_min = rule['min'] ? rule['min'] : $(DOM).attr('min');

					_max = rule['max'] ? rule['max'] : $(DOM).attr('max');

					

					var patrn=/^\d+(\.\d+)?$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					

					if (parseInt(val) < parseInt(_min) || parseInt(val) > parseInt(_max)) {

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'notZero':

					if (parseFloat(val) == 0) {

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'equal':

					var compare = rule['compare'] ? rule['compare'] : $(DOM).attr('compare');

					if ($(compare).val() != val && compare != val) {

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'notEqual':

					var compare = rule['compare'] ? rule['compare'] : $(DOM).attr('compare');

					if ($(compare).val() == val || compare == val) {

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'email':

					var patrn=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/; 

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'numeric':

					var patrn=/^\d+(\.\d+)?$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'phone':

					var patrn=/^(0\d{2,3}\-?)?\d{6,11}$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'telphone':

					var patrn=/^(0\d{2,3}\-?)?\d{6,8}$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'mobile':

					var patrn=/^(1|01)\d{10}$/;

					if( !patrn.test(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'zipcode':

					var patrn=/^[1-9]\d{5}$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'chinese':

					var patrn=/[\u4e00-\u9fa5]/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'currency':

					var patrn=/^\d+(?:\.\d{0,2})?$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				case 'idcard':

					var patrn=/^(\d{6})(18|19|20)?(\d{2})([01]\d)([0123]\d)(\d{3})(\d|X)?$/;

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

				default:

					var patrn=eval(rule ? rule['valid'] : $(DOM).attr('valid'));

					if( !patrn.exec(val) && val != ''){

						tip('error', $(DOM), errorText);

						return false;

					}

					break;

			}

			tip('success', $(DOM), successText);

		}

		

		//回调方法

		if (func) { 

			msg = func($(DOM));

			if (msg != true) {

				tip('error', $(DOM), msg);

				return false;

			}

		}



		return true;

	};



	self.bind(form);



	return self;

}