/
validator.js
182 lines (182 loc) · 4.7 KB
/
validator.js
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/**
* kitjs验证框架
* @class $kit.ui.Validator
* @requires kit.js
* @requires ieFix.js
* @requires dom.js
* @see <a href="https://github.com/xueduany/KitJs/blob/master/KitJs/src/js/widget/Validator/validator.js">Source code</a>
* @example
* <a href="http://xueduany.github.com/KitJs/KitJs/demo/Validator/demo.html">Demo</a><br/>
* <img src="http://xueduany.github.com/KitJs/KitJs/demo/Validator/demo.png">
*/
$kit.ui.Validator = function(config) {
var me = this;
me.config = $kit.join(me.constructor.defaultConfig, config);
me.init();
};
$kit.merge($kit.ui.Validator,
/**
* @lends $kit.ui.Validator.prototype
*/
{
/**
* @enum
*/
defaultConfig : {
el : undefined,
kitWidgetName : 'kitValidator',
validatorCls : 'kitjs-validator',
validatorShowCls : 'validator-show',
elAttr : 'for',
/**
* 触发方法,如['blur', 'change']
* @type {Array<String>}
*/
triggleEvent : ['blur', 'change'],
/**
* 验证规则,如[{regExp : /^\s*$/i,message : '不能为空!'}]
* @type {Array<Map>}
*/
rules : [{
regExp : /^\s*$/i,
message : '不能为空!'
}],
defaultMessage : '',
/**
* 验证方法
* @type {Function(checkStr,rules)return Boolean}
*/
checkRules : function(checkStr, rules) {
for(var i = 0; i < rules.length; i++) {
var rule = rules[i];
if(rule.notNull) {
if(/^\s*$/i.test(checkStr)) {
return rule.message;
}
} else if(rule.minLength) {
if(checkStr.length < rule.minLength) {
return rule.message;
}
} else if(rule.maxLength) {
if(checkStr.length < rule.maxLength) {
return rule.message;
}
} else if(rule.isEmail) {
if(!/^\b[A-Z0-9._%-]+@[A-Z0-9.-]+\.[A-Z]{2,4}\b$/i.test(checkStr)) {
return rule.message;
}
} else if(rule.equalWith) {
var compareNode = $kit.el(rule.equalWith);
if(!$kit.isEmpty(compareNode) && checkStr != $kit.val(compareNode)) {
return rule.message;
}
} else if(rule.notEqualWith) {
var compareNode = $kit.el(rule.notEqualWith);
if($kit.isEmpty(compareNode) && checkStr == $kit.val(compareNode)) {
return rule.message;
}
} else if(rule.regExp) {
if(rule.regExp.test(checkStr)) {
return rule.message;
}
} else if(rule.fn) {
if(rule.fn.call(this, checkStr)) {
return rule.message;
}
}
}
return false;
}
}
});
$kit.merge($kit.ui.Validator.prototype,
/**
* @lends $kit.ui.Validator.prototype
*/
{
/**
* 初始化
*/
init : function() {
var me = this;
if($kit.isEmpty(me.config.el)) {
throw new Exception('Error', '必须指定一个验证器!')
}
me.formEl = $kit.el($kit.attr(me.config.el, me.config.elAttr), $kit.dom.parentEl8tag(me.config.el, 'form'));
me.bindForm(me.formEl);
me.config.el[me.config.kitWidgetName] = me;
},
/**
* 绑定表单
*/
bindForm : function(formEl) {
var me = this;
$kit.ev({
el : formEl,
ev : me.config.triggleEvent,
fn : me.validateFn,
scope : me
});
var form = formEl.form || formEl[0].form;
if($kit.isNode(form)) {
if($kit.isEmpty(form.onsubmit)) {
//
} else {
if($kit.isFn(form.onsubmit) && form._flag_kit_validator_bindVailidateEv != true) {
form._onsubmit = form.onsubmit;
}
}
form.onsubmit = function() {
var validators = $kit.els8cls(me.config.validatorCls, form);
var re = true;
// run test
for(var i = 0; i < validators.length; i++) {
var o = validators[i];
if(o[me.config.kitWidgetName]) {
var f = o[me.config.kitWidgetName];
f.validateFn.call(f);
}
}
//
for(var i = 0; i < validators.length; i++) {
var o = validators[i];
if($kit.hsCls(o, me.config.validatorShowCls)) {
re = false;
break;
}
}
if(re == false) {
return re;
}
var originFormSubmitRe = true;
if(form._onsubmit) {
originFormSubmitRe = form._onsubmit.call(this);
}
return re && originFormSubmitRe;
}
form._flag_kit_validator_bindVailidateEv = true;
}
},
/**
* 验证方法
*/
validateFn : function() {
var me = this;
if(!$kit.isEmpty(me.config.rules)) {
var checkResult = me.checkRules($kit.val(me.formEl), me.config.rules);
if(checkResult != false) {
me.config.el.innerHTML = checkResult;
$kit.adCls(me.config.el, me.config.validatorShowCls);
} else {
me.config.el.innerHTML = me.config.defaultMessage;
$kit.rmCls(me.config.el, me.config.validatorShowCls);
}
}
},
/**
* checkRules
*/
checkRules : function(checkStr, rules) {
return this.config.checkRules(checkStr, rules);
}
});