jQuery validate
一、jquery.validate.js
/*! jQuery Validation Plugin - v1.11.0 - 2/4/2013
* https://github.com/jzaefferer/jquery-validation
* Copyright (c) 2013 Jörn Zaefferer; Licensed MIT */
(function($) {
$.extend($.fn, {
// http://docs.jquery.com/Plugins/Validation/validate
validate: function( options ) {
// if nothing is selected, return nothing; can't chain anyway
if ( !this.length ) {
if ( options && options.debug && window.console ) {
console.warn( "Nothing selected, can't validate, returning nothing." );
}
return;
}
// check if a validator for this form was already created
var validator = $.data( this[0], "validator" );
if ( validator ) {
return validator;
}
// Add novalidate tag if HTML5.
this.attr( "novalidate", "novalidate" );
validator = new $.validator( options, this[0] );
$.data( this[0], "validator", validator );
if ( validator.settings.onsubmit ) {
this.validateDelegate( ":submit", "click", function( event ) {
if ( validator.settings.submitHandler ) {
validator.submitButton = event.target;
}
// allow suppressing validation by adding a cancel class to the submit button
if ( $(event.target).hasClass("cancel") ) {
validator.cancelSubmit = true;
}
});
// validate the form on submit
this.submit( function( event ) {
if ( validator.settings.debug ) {
// prevent form submit to be able to see console output
event.preventDefault();
}
function handle() {
var hidden;
if ( validator.settings.submitHandler ) {
if ( validator.submitButton ) {
// insert a hidden input as a replacement for the missing submit button
hidden = $("<input type='hidden'/>").attr("name", validator.submitButton.name).val(validator.submitButton.value).appendTo(validator.currentForm);
}
validator.settings.submitHandler.call( validator, validator.currentForm, event );
if ( validator.submitButton ) {
// and clean up afterwards; thanks to no-block-scope, hidden can be referenced
hidden.remove();
}
return false;
}
return true;
}
// prevent submit for invalid forms or custom submit handlers
if ( validator.cancelSubmit ) {
validator.cancelSubmit = false;
return handle();
}
if ( validator.form() ) {
if ( validator.pendingRequest ) {
validator.formSubmitted = true;
return false;
}
return handle();
} else {
validator.focusInvalid();
return false;
}
});
}
return validator;
},
// http://docs.jquery.com/Plugins/Validation/valid
valid: function() {
if ( $(this[0]).is("form")) {
return this.validate().form();
} else {
var valid = true;
var validator = $(this[0].form).validate();
this.each(function() {
valid &= validator.element(this);
});
return valid;
}
},
// attributes: space seperated list of attributes to retrieve and remove
removeAttrs: function( attributes ) {
var result = {},
$element = this;
$.each(attributes.split(/\s/), function( index, value ) {
result[value] = $element.attr(value);
$element.removeAttr(value);
});
return result;
},
// http://docs.jquery.com/Plugins/Validation/rules
rules: function( command, argument ) {
var element = this[0];
if ( command ) {
var settings = $.data(element.form, "validator").settings;
var staticRules = settings.rules;
var existingRules = $.validator.staticRules(element);
switch(command) {
case "add":
$.extend(existingRules, $.validator.normalizeRule(argument));
staticRules[element.name] = existingRules;
if ( argument.messages ) {
settings.messages[element.name] = $.extend( settings.messages[element.name], argument.messages );
}
break;
case "remove":
if ( !argument ) {
delete staticRules[element.name];
return existingRules;
}
var filtered = {};
$.each(argument.split(/\s/), function( index, method ) {
filtered[method] = existingRules[method];
delete existingRules[method];
});
return filtered;
}
}
var data = $.validator.normalizeRules(
$.extend(
{},
$.validator.classRules(element),
$.validator.attributeRules(element),
$.validator.dataRules(element),
$.validator.staticRules(element)
), element);
// make sure required is at front
if ( data.required ) {
var param = data.required;
delete data.required;
data = $.extend({required: param}, data);
}
return data;
}
});
// Custom selectors
$.extend($.expr[":"], {
// http://docs.jquery.com/Plugins/Validation/blank
blank: function( a ) { return !$.trim("" + a.value); },
// http://docs.jquery.com/Plugins/Validation/filled
filled: function( a ) { return !!$.trim("" + a.value); },
// http://docs.jquery.com/Plugins/Validation/unchecked
unchecked: function( a ) { return !a.checked; }
});
// constructor for validator
$.validator = function( options, form ) {
this.settings = $.extend( true, {}, $.validator.defaults, options );
this.currentForm = form;
this.init();
};
$.validator.format = function( source, params ) {
if ( arguments.length === 1 ) {
return function() {
var args = $.makeArray(arguments);
args.unshift(source);
return $.validator.format.apply( this, args );
};
}
if ( arguments.length > 2 && params.constructor !== Array ) {
params = $.makeArray(arguments).slice(1);
}
if ( params.constructor !== Array ) {
params = [ params ];
}
$.each(params, function( i, n ) {
source = source.replace( new RegExp("\\{" + i + "\\}", "g"), function() {
return n;
});
});
return source;
};
$.extend($.validator, {
defaults: {
messages: {},
groups: {},
rules: {},
errorClass: "error",
validClass: "valid",
errorElement: "label",
focusInvalid: true,
errorContainer: $([]),
errorLabelContainer: $([]),
onsubmit: true,
ignore: ":hidden",
ignoreTitle: false,
onfocusin: function( element, event ) {
this.lastActive = element;
// hide error label and remove error class on focus if enabled
if ( this.settings.focusCleanup && !this.blockFocusCleanup ) {
if ( this.settings.unhighlight ) {
this.settings.unhighlight.call( this, element, this.settings.errorClass, this.settings.validClass );
}
this.addWrapper(this.errorsFor(element)).hide();
}
},
onfocusout: function( element, event ) {
if ( !this.checkable(element) && (element.name in this.submitted || !this.optional(element)) ) {
this.element(element);
}
},
onkeyup: function( element, event ) {
if ( event.which === 9 && this.elementValue(element) === "" ) {
return;
} else if ( element.name in this.submitted || element === this.lastElement ) {
this.element(element);
}
},
onclick: function( element, event ) {
// click on selects, radiobuttons and checkboxes
if ( element.name in this.submitted ) {
this.element(element);
}
// or option elements, check parent select in that case
else if ( element.parentNode.name in this.submitted ) {
this.element(element.parentNode);
}
},
highlight: function( element, errorClass, validClass ) {
if ( element.type === "radio" ) {
this.findByName(element.name).addClass(errorClass).removeClass(validClass);
} else {
$(element).addClass(errorClass).removeClass(validClass);
}
},
unhighlight: function( element, errorClass, validClass ) {
if ( element.type === "radio" ) {
this.findByName(element.name).removeClass(errorClass).addClass(validClass);
} else {
$(element).removeClass(errorClass).addClass(validClass);
}
}
},
// http://docs.jquery.com/Plugins/Validation/Validator/setDefaults
setDefaults: function( settings ) {
$.extend( $.validator.defaults, settings );
},
messages: {
required: "This field is required.",
remote: "Please fix this field.",
email: "Please enter a valid email address.",
url: "Please enter a valid URL.",
date: "Please enter a valid date.",
dateISO: "Please enter a valid date (ISO).",
number: "Please enter a valid number.",
digits: "Please enter only digits.",
creditcard: "Please enter a valid credit card number.",
equalTo: "Please enter the same value again.",
maxlength: $.validator.format("Please enter no more than {0} characters."),
minlength: $.validator.format("Please enter at least {0} characters."),
rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."),
range: $.validator.format("Please enter a value between {0} and {1}."),
max: $.validator.format("Please enter a value less than or equal to {0}."),
min: $.validator.format("Please enter a value greater than or equal to {0}.")
},
autoCreateRanges: false,
prototype: {
init: function() {
this.labelContainer = $(this.settings.errorLabelContainer);
this.errorContext = this.labelContainer.length && this.labelContainer || $(this.currentForm);
this.containers = $(this.settings.errorContainer).add( this.settings.errorLabelContainer );
this.submitted = {};
this.valueCache = {};
this.pendingRequest = 0;
this.pending = {};
this.invalid = {};
this.reset();
var groups = (this.groups = {});
$.each(this.settings.groups, function( key, value ) {
if ( typeof value === "string" ) {
value = value.split(/\s/);
}
$.each(value, function( index, name ) {
groups[name] = key;
});
});
var rules = this.settings.rules;
$.each(rules, function( key, value ) {
rules[key] = $.validator.normalizeRule(value);
});
function delegate(event) {
var validator = $.data(this[0].form, "validator"),
eventType = "on" + event.type.replace(/^validate/, "");
if ( validator.settings[eventType] ) {
validator.settings[eventType].call(validator, this[0], event);
}
}
$(this.currentForm)
.validateDelegate(":text, [type='password'], [type='file'], select, textarea, " +
"[type='number'], [type='search'] ,[type='tel'], [type='url'], " +
"[type='email'], [type='datetime'], [type='date'], [type='month'], " +
"[type='week'], [type='time'], [type='datetime-local'], " +
"[type='range'], [type='color'] ",
"focusin focusout keyup", delegate)
.validateDelegate("[type='radio'], [type='checkbox'], select, option", "click", delegate);
if ( this.settings.invalidHandler ) {
$(this.currentForm).bind("invalid-form.validate", this.settings.invalidHandler);
}
},
// http://docs.jquery.com/Plugins/Validation/Validator/form
form: function() {
this.checkForm();
$.extend(this.submitted, this.errorMap);
this.invalid = $.extend({}, this.errorMap);
if ( !this.valid() ) {
$(this.currentForm).triggerHandler("invalid-form", [this]);
}
this.showErrors();
return this.valid();
},
checkForm: function() {
this.prepareForm();
for ( var i = 0, elements = (this.currentElements = this.elements()); elements[i]; i++ ) {
this.check( elements[i] );
}
return this.valid();
},
// http://docs.jquery.com/Plugins/Validation/Validator/element
element: function( element ) {
element = this.validationTargetFor( this.clean( element ) );
this.lastElement = element;
this.prepareElement( element );
this.currentElements = $(element);
var result = this.check( element ) !== false;
if ( result ) {
delete this.invalid[element.name];
} else {
this.invalid[element.name] = true;
}
if ( !this.numberOfInvalids() ) {
// Hide error containers on last error
this.toHide = this.toHide.add( this.containers );
}
this.showErrors();
return result;
},
// http://docs.jquery.com/Plugins/Validation/Validator/showErrors
showErrors: function( errors ) {
if ( errors ) {
// add items to error list and map
$.extend( this.errorMap, errors );
this.errorList = [];
for ( var name in errors ) {
this.errorList.push({
message: errors[name],
element: this.findByName(name)[0]
});
}
// remove items from success list
this.successList = $.grep( this.successList, function( element ) {
return !(element.name in errors);
});
}
if ( this.settings.showErrors ) {
this.settings.showErrors.call( this, this.errorMap, this.errorList );
} else {
this.defaultShowErrors();
}
},
// http://docs.jquery.com/Plugins/Validation/Validator/resetForm
resetForm: function() {
if ( $.fn.resetForm ) {
$(this.currentForm).resetForm();
}
this.submitted = {};
this.lastElement = null;
this.prepareForm();
this.hideErrors();
this.elements().removeClass( this.settings.errorClass ).removeData( "previousValue" );
},
numberOfInvalids: function() {
return this.objectLength(this.invalid);
},
objectLength: function( obj ) {
var count = 0;
for ( var i in obj ) {
count++;
}
return count;
},
hideErrors: function() {
this.addWrapper( this.toHide ).hide();
},
valid: function() {
return this.size() === 0;
},
size: function() {
return this.errorList.length;
},
focusInvalid: function() {
if ( this.settings.focusInvalid ) {
try {
$(this.findLastActive() || this.errorList.length && this.errorList[0].element || [])
.filter(":visible")
.focus()
// manually trigger focusin event; without it, focusin handler isn't called, findLastActive won't have anything to find
.trigger("focusin");
} catch(e) {
// ignore IE throwing errors when focusing hidden elements
}
}
},
findLastActive: function() {
var lastActive = this.lastActive;
return lastActive && $.grep(this.errorList, function( n ) {
return n.element.name === lastActive.name;
}).length === 1 && lastActive;
},
elements: function() {
var validator = this,
rulesCache = {};
// select all valid inputs inside the form (no submit or reset buttons)
return $(this.currentForm)
.find("input, select, textarea")
.not(":submit, :reset, :image, [disabled]")
.not( this.settings.ignore )
.filter(function() {
if ( !this.name && validator.settings.debug && window.console ) {
console.error( "%o has no name assigned", this);
}
// select only the first element for each name, and only those with rules specified
if ( this.name in rulesCache || !validator.objectLength($(this).rules()) ) {
return false;
}
rulesCache[this.name] = true;
return true;
});
},
clean: function( selector ) {
return $(selector)[0];
},
errors: function() {
var errorClass = this.settings.errorClass.replace(" ", ".");
return $(this.settings.errorElement + "." + errorClass, this.errorContext);
},
reset: function() {
this.successList = [];
this.errorList = [];
this.errorMap = {};
this.toShow = $([]);
this.toHide = $([]);
this.currentElements = $([]);
},
prepareForm: function() {
this.reset();
this.toHide = this.errors().add( this.containers );
},
prepareElement: function( element ) {
this.reset();
this.toHide = this.errorsFor(element);
},
elementValue: function( element ) {
var type = $(element).attr("type"),
val = $(element).val();
if ( type === "radio" || type === "checkbox" ) {
return $("input[name='" + $(element).attr("name") + "']:checked").val();
}
if ( typeof val === "string" ) {
return val.replace(/\r/g, "");
}
return val;
},
check: function( element ) {
element = this.validationTargetFor( this.clean( element ) );
var rules = $(element).rules();
var dependencyMismatch = false;
var val = this.elementValue(element);
var result;
for (var method in rules ) {
var rule = { method: method, parameters: rules[method] };
try {
result = $.validator.methods[method].call( this, val, element, rule.parameters );
// if a method indicates that the field is optional and therefore valid,
// don't mark it as valid when there are no other rules
if ( result === "dependency-mismatch" ) {
dependencyMismatch = true;
continue;
}
dependencyMismatch = false;
if ( result === "pending" ) {
this.toHide = this.toHide.not( this.errorsFor(element) );
return;
}
if ( !result ) {
this.formatAndAdd( element, rule );
return false;
}
} catch(e) {
if ( this.settings.debug && window.console ) {
console.log( "Exception occured when checking element " + element.id + ", check the '" + rule.method + "' method.", e );
}
throw e;
}
}
if ( dependencyMismatch ) {
return;
}
if ( this.objectLength(rules) ) {
this.successList.push(element);
}
return true;
},
// return the custom message for the given element and validation method
// specified in the element's HTML5 data attribute
customDataMessage: function( element, method ) {
return $(element).data("msg-" + method.toLowerCase()) || (element.attributes && $(element).attr("data-msg-" + method.toLowerCase()));
},
// return the custom message for the given element name and validation method
customMessage: function( name, method ) {
var m = this.settings.messages[name];
return m && (m.constructor === String ? m : m[method]);
},
// return the first defined argument, allowing empty strings
findDefined: function() {
for(var i = 0; i < arguments.length; i++) {
if ( arguments[i] !== undefined ) {
return arguments[i];
}
}
return undefined;
},
defaultMessage: function( element, method ) {
return this.findDefined(
this.customMessage( element.name, method ),
this.customDataMessage( element, method ),
// title is never undefined, so handle empty string as undefined
!this.settings.ignoreTitle && element.title || undefined,
$.validator.messages[method],
"<strong>Warning: No message defined for " + element.name + "</strong>"
);
},
formatAndAdd: function( element, rule ) {
var message = this.defaultMessage( element, rule.method ),
theregex = /\$?\{(\d+)\}/g;
if ( typeof message === "function" ) {
message = message.call(this, rule.parameters, element);
} else if (theregex.test(message)) {
message = $.validator.format(message.replace(theregex, "{$1}"), rule.parameters);
}
this.errorList.push({
message: message,
element: element
});
this.errorMap[element.name] = message;
this.submitted[element.name] = message;
},
addWrapper: function( toToggle ) {
if ( this.settings.wrapper ) {
toToggle = toToggle.add( toToggle.parent( this.settings.wrapper ) );
}
return toToggle;
},
defaultShowErrors: function() {
var i, elements;
for ( i = 0; this.errorList[i]; i++ ) {
var error = this.errorList[i];
if ( this.settings.highlight ) {
this.settings.highlight.call( this, error.element, this.settings.errorClass, this.settings.validClass );
}
this.showLabel( error.element, error.message );
}
if ( this.errorList.length ) {
this.toShow = this.toShow.add( this.containers );
}
if ( this.settings.success ) {
for ( i = 0; this.successList[i]; i++ ) {
this.showLabel( this.successList[i] );
}
}
if ( this.settings.unhighlight ) {
for ( i = 0, elements = this.validElements(); elements[i]; i++ ) {
this.settings.unhighlight.call( this, elements[i], this.settings.errorClass, this.settings.validClass );
}
}
this.toHide = this.toHide.not( this.toShow );
this.hideErrors();
this.addWrapper( this.toShow ).show();
},
validElements: function() {
return this.currentElements.not(this.invalidElements());
},
invalidElements: function() {
return $(this.errorList).map(function() {
return this.element;
});
},
showLabel: function( element, message ) {
var label = this.errorsFor( element );
if ( label.length ) {
// refresh error/success class
label.removeClass( this.settings.validClass ).addClass( this.settings.errorClass );
// replace message on existing label
label.html(message);
} else {
// create label
label = $("<" + this.settings.errorElement + ">")
.attr("for", this.idOrName(element))
.addClass(this.settings.errorClass)
.html(message || "");
if ( this.settings.wrapper ) {
// make sure the element is visible, even in IE
// actually showing the wrapped element is handled elsewhere
label = label.hide().show().wrap("<" + this.settings.wrapper + "/>").parent();
}
if ( !this.labelContainer.append(label).length ) {
if ( this.settings.errorPlacement ) {
this.settings.errorPlacement(label, $(element) );
} else {
label.insertAfter(element);
}
}
}
if ( !message && this.settings.success ) {
label.text("");
if ( typeof this.settings.success === "string" ) {
label.addClass( this.settings.success );
} else {
this.settings.success( label, element );
}
}
this.toShow = this.toShow.add(label);
},
errorsFor: function( element ) {
var name = this.idOrName(element);
return this.errors().filter(function() {
return $(this).attr("for") === name;
});
},
idOrName: function( element ) {
return this.groups[element.name] || (this.checkable(element) ? element.name : element.id || element.name);
},
validationTargetFor: function( element ) {
// if radio/checkbox, validate first element in group instead
if ( this.checkable(element) ) {
element = this.findByName( element.name ).not(this.settings.ignore)[0];
}
return element;
},
checkable: function( element ) {
return (/radio|checkbox/i).test(element.type);
},
findByName: function( name ) {
return $(this.currentForm).find("[name='" + name + "']");
},
getLength: function( value, element ) {
switch( element.nodeName.toLowerCase() ) {
case "select":
return $("option:selected", element).length;
case "input":
if ( this.checkable( element) ) {
return this.findByName(element.name).filter(":checked").length;
}
}
return value.length;
},
depend: function( param, element ) {
return this.dependTypes[typeof param] ? this.dependTypes[typeof param](param, element) : true;
},
dependTypes: {
"boolean": function( param, element ) {
return param;
},
"string": function( param, element ) {
return !!$(param, element.form).length;
},
"function": function( param, element ) {
return param(element);
}
},
optional: function( element ) {
var val = this.elementValue(element);
return !$.validator.methods.required.call(this, val, element) && "dependency-mismatch";
},
startRequest: function( element ) {
if ( !this.pending[element.name] ) {
this.pendingRequest++;
this.pending[element.name] = true;
}
},
stopRequest: function( element, valid ) {
this.pendingRequest--;
// sometimes synchronization fails, make sure pendingRequest is never < 0
if ( this.pendingRequest < 0 ) {
this.pendingRequest = 0;
}
delete this.pending[element.name];
if ( valid && this.pendingRequest === 0 && this.formSubmitted && this.form() ) {
$(this.currentForm).submit();
this.formSubmitted = false;
} else if (!valid && this.pendingRequest === 0 && this.formSubmitted) {
$(this.currentForm).triggerHandler("invalid-form", [this]);
this.formSubmitted = false;
}
},
previousValue: function( element ) {
return $.data(element, "previousValue") || $.data(element, "previousValue", {
old: null,
valid: true,
message: this.defaultMessage( element, "remote" )
});
}
},
classRuleSettings: {
required: {required: true},
email: {email: true},
url: {url: true},
date: {date: true},
dateISO: {dateISO: true},
number: {number: true},
digits: {digits: true},
creditcard: {creditcard: true}
},
addClassRules: function( className, rules ) {
if ( className.constructor === String ) {
this.classRuleSettings[className] = rules;
} else {
$.extend(this.classRuleSettings, className);
}
},
classRules: function( element ) {
var rules = {};
var classes = $(element).attr("class");
if ( classes ) {
$.each(classes.split(" "), function() {
if ( this in $.validator.classRuleSettings ) {
$.extend(rules, $.validator.classRuleSettings[this]);
}
});
}
return rules;
},
attributeRules: function( element ) {
var rules = {};
var $element = $(element);
for (var method in $.validator.methods) {
var value;
// support for <input required> in both html5 and older browsers
if ( method === "required" ) {
value = $element.get(0).getAttribute(method);
// Some browsers return an empty string for the required attribute
// and non-HTML5 browsers might have required="" markup
if ( value === "" ) {
value = true;
}
// force non-HTML5 browsers to return bool
value = !!value;
} else {
value = $element.attr(method);
}
if ( value ) {
rules[method] = value;
} else if ( $element[0].getAttribute("type") === method ) {
rules[method] = true;
}
}
// maxlength may be returned as -1, 2147483647 (IE) and 524288 (safari) for text inputs
if ( rules.maxlength && /-1|2147483647|524288/.test(rules.maxlength) ) {
delete rules.maxlength;
}
return rules;
},
dataRules: function( element ) {
var method, value,
rules = {}, $element = $(element);
for (method in $.validator.methods) {
value = $element.data("rule-" + method.toLowerCase());
if ( value !== undefined ) {
rules[method] = value;
}
}
return rules;
},
staticRules: function( element ) {
var rules = {};
var validator = $.data(element.form, "validator");
if ( validator.settings.rules ) {
rules = $.validator.normalizeRule(validator.settings.rules[element.name]) || {};
}
return rules;
},
normalizeRules: function( rules, element ) {
// handle dependency check
$.each(rules, function( prop, val ) {
// ignore rule when param is explicitly false, eg. required:false
if ( val === false ) {
delete rules[prop];
return;
}
if ( val.param || val.depends ) {
var keepRule = true;
switch (typeof val.depends) {
case "string":
keepRule = !!$(val.depends, element.form).length;
break;
case "function":
keepRule = val.depends.call(element, element);
break;
}
if ( keepRule ) {
rules[prop] = val.param !== undefined ? val.param : true;
} else {
delete rules[prop];
}
}
});
// evaluate parameters
$.each(rules, function( rule, parameter ) {
rules[rule] = $.isFunction(parameter) ? parameter(element) : parameter;
});
// clean number parameters
$.each(['minlength', 'maxlength'], function() {
if ( rules[this] ) {
rules[this] = Number(rules[this]);
}
});
$.each(['rangelength'], function() {
var parts;
if ( rules[this] ) {
if ( $.isArray(rules[this]) ) {
rules[this] = [Number(rules[this][0]), Number(rules[this][1])];
} else if ( typeof rules[this] === "string" ) {
parts = rules[this].split(/[\s,]+/);
rules[this] = [Number(parts[0]), Number(parts[1])];
}
}
});
if ( $.validator.autoCreateRanges ) {
// auto-create ranges
if ( rules.min && rules.max ) {
rules.range = [rules.min, rules.max];
delete rules.min;
delete rules.max;
}
if ( rules.minlength && rules.maxlength ) {
rules.rangelength = [rules.minlength, rules.maxlength];
delete rules.minlength;
delete rules.maxlength;
}
}
return rules;
},
// Converts a simple string to a {string: true} rule, e.g., "required" to {required:true}
normalizeRule: function( data ) {
if ( typeof data === "string" ) {
var transformed = {};
$.each(data.split(/\s/), function() {
transformed[this] = true;
});
data = transformed;
}
return data;
},
// http://docs.jquery.com/Plugins/Validation/Validator/addMethod
addMethod: function( name, method, message ) {
$.validator.methods[name] = method;
$.validator.messages[name] = message !== undefined ? message : $.validator.messages[name];
if ( method.length < 3 ) {
$.validator.addClassRules(name, $.validator.normalizeRule(name));
}
},
methods: {
// http://docs.jquery.com/Plugins/Validation/Methods/required
required: function( value, element, param ) {
// check if dependency is met
if ( !this.depend(param, element) ) {
return "dependency-mismatch";
}
if ( element.nodeName.toLowerCase() === "select" ) {
// could be an array for select-multiple or a string, both are fine this way
var val = $(element).val();
return val && val.length > 0;
}
if ( this.checkable(element) ) {
return this.getLength(value, element) > 0;
}
return $.trim(value).length > 0;
},
// http://docs.jquery.com/Plugins/Validation/Methods/remote
remote: function( value, element, param ) {
if ( this.optional(element) ) {
return "dependency-mismatch";
}
var previous = this.previousValue(element);
if (!this.settings.messages[element.name] ) {
this.settings.messages[element.name] = {};
}
previous.originalMessage = this.settings.messages[element.name].remote;
this.settings.messages[element.name].remote = previous.message;
param = typeof param === "string" && {url:param} || param;
if ( previous.old === value ) {
return previous.valid;
}
previous.old = value;
var validator = this;
this.startRequest(element);
var data = {};
data[element.name] = value;
$.ajax($.extend(true, {
url: param,
mode: "abort",
port: "validate" + element.name,
dataType: "json",
data: data,
success: function( response ) {
validator.settings.messages[element.name].remote = previous.originalMessage;
var valid = response === true || response === "true";
if ( valid ) {
var submitted = validator.formSubmitted;
validator.prepareElement(element);
validator.formSubmitted = submitted;
validator.successList.push(element);
delete validator.invalid[element.name];
validator.showErrors();
} else {
var errors = {};
var message = response || validator.defaultMessage( element, "remote" );
errors[element.name] = previous.message = $.isFunction(message) ? message(value) : message;
validator.invalid[element.name] = true;
validator.showErrors(errors);
}
previous.valid = valid;
validator.stopRequest(element, valid);
}
}, param));
return "pending";
},
// http://docs.jquery.com/Plugins/Validation/Methods/minlength
minlength: function( value, element, param ) {
var length = $.isArray( value ) ? value.length : this.getLength($.trim(value), element);
return this.optional(element) || length >= param;
},
// http://docs.jquery.com/Plugins/Validation/Methods/maxlength
maxlength: function( value, element, param ) {
var length = $.isArray( value ) ? value.length : this.getLength($.trim(value), element);
return this.optional(element) || length <= param;
},
// http://docs.jquery.com/Plugins/Validation/Methods/rangelength
rangelength: function( value, element, param ) {
var length = $.isArray( value ) ? value.length : this.getLength($.trim(value), element);
return this.optional(element) || ( length >= param[0] && length <= param[1] );
},
// http://docs.jquery.com/Plugins/Validation/Methods/min
min: function( value, element, param ) {
return this.optional(element) || value >= param;
},
// http://docs.jquery.com/Plugins/Validation/Methods/max
max: function( value, element, param ) {
return this.optional(element) || value <= param;
},
// http://docs.jquery.com/Plugins/Validation/Methods/range
range: function( value, element, param ) {
return this.optional(element) || ( value >= param[0] && value <= param[1] );
},
// http://docs.jquery.com/Plugins/Validation/Methods/email
email: function( value, element ) {
// contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
return this.optional(element) || /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$/i.test(value);
},
// http://docs.jquery.com/Plugins/Validation/Methods/url
url: function( value, element ) {
// contributed by Scott Gonzalez: http://projects.scottsplayground.com/iri/
return this.optional(element) || /^(https?|s?ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i.test(value);
},
// http://docs.jquery.com/Plugins/Validation/Methods/date
date: function( value, element ) {
return this.optional(element) || !/Invalid|NaN/.test(new Date(value).toString());
},
// http://docs.jquery.com/Plugins/Validation/Methods/dateISO
dateISO: function( value, element ) {
return this.optional(element) || /^\d{4}[\/\-]\d{1,2}[\/\-]\d{1,2}$/.test(value);
},
// http://docs.jquery.com/Plugins/Validation/Methods/number
number: function( value, element ) {
return this.optional(element) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/.test(value);
},
// http://docs.jquery.com/Plugins/Validation/Methods/digits
digits: function( value, element ) {
return this.optional(element) || /^\d+$/.test(value);
},
// http://docs.jquery.com/Plugins/Validation/Methods/creditcard
// based on http://en.wikipedia.org/wiki/Luhn
creditcard: function( value, element ) {
if ( this.optional(element) ) {
return "dependency-mismatch";
}
// accept only spaces, digits and dashes
if ( /[^0-9 \-]+/.test(value) ) {
return false;
}
var nCheck = 0,
nDigit = 0,
bEven = false;
value = value.replace(/\D/g, "");
for (var n = value.length - 1; n >= 0; n--) {
var cDigit = value.charAt(n);
nDigit = parseInt(cDigit, 10);
if ( bEven ) {
if ( (nDigit *= 2) > 9 ) {
nDigit -= 9;
}
}
nCheck += nDigit;
bEven = !bEven;
}
return (nCheck % 10) === 0;
},
// http://docs.jquery.com/Plugins/Validation/Methods/equalTo
equalTo: function( value, element, param ) {
// bind to the blur event of the target in order to revalidate whenever the target field is updated
// TODO find a way to bind the event just once, avoiding the unbind-rebind overhead
var target = $(param);
if ( this.settings.onfocusout ) {
target.unbind(".validate-equalTo").bind("blur.validate-equalTo", function() {
$(element).valid();
});
}
return value === target.val();
}
}
});
// deprecated, use $.validator.format instead
$.format = $.validator.format;
}(jQuery));
// ajax mode: abort
// usage: $.ajax({ mode: "abort"[, port: "uniqueport"]});
// if mode:"abort" is used, the previous request on that port (port can be undefined) is aborted via XMLHttpRequest.abort()
(function($) {
var pendingRequests = {};
// Use a prefilter if available (1.5+)
if ( $.ajaxPrefilter ) {
$.ajaxPrefilter(function( settings, _, xhr ) {
var port = settings.port;
if ( settings.mode === "abort" ) {
if ( pendingRequests[port] ) {
pendingRequests[port].abort();
}
pendingRequests[port] = xhr;
}
});
} else {
// Proxy ajax
var ajax = $.ajax;
$.ajax = function( settings ) {
var mode = ( "mode" in settings ? settings : $.ajaxSettings ).mode,
port = ( "port" in settings ? settings : $.ajaxSettings ).port;
if ( mode === "abort" ) {
if ( pendingRequests[port] ) {
pendingRequests[port].abort();
}
return (pendingRequests[port] = ajax.apply(this, arguments));
}
return ajax.apply(this, arguments);
};
}
}(jQuery));
// provides delegate(type: String, delegate: Selector, handler: Callback) plugin for easier event delegation
// handler is only called when $(event.target).is(delegate), in the scope of the jquery-object for event.target
(function($) {
$.extend($.fn, {
validateDelegate: function( delegate, type, handler ) {
return this.bind(type, function( event ) {
var target = $(event.target);
if ( target.is(delegate) ) {
return handler.apply(target, arguments);
}
});
}
});
}(jQuery));
/*
* Translated default messages for the jQuery validation plugin.
* Locale: ZH (Chinese, 中文 (Zhōngwén), 汉语, 漢語)
*/
(function ($) {
$.extend($.validator.messages, {
required: "必填信息",
remote: "请修正该信息",
email: "请输入正确格式的电子邮件",
url: "请输入合法的网址",
date: "请输入合法的日期",
dateISO: "请输入合法的日期 (ISO).",
number: "请输入合法的数字",
digits: "只能输入整数",
creditcard: "请输入合法的信用卡号",
equalTo: "请再次输入相同的值",
accept: "请输入拥有合法后缀名的字符串",
maxlength: $.validator.format("请输入一个长度最多是 {0} 的字符串"),
minlength: $.validator.format("请输入一个长度最少是 {0} 的字符串"),
rangelength: $.validator.format("请输入一个长度介于 {0} 和 {1} 之间的字符串"),
range: $.validator.format("请输入一个介于 {0} 和 {1} 之间的值"),
max: $.validator.format("请输入一个最大为 {0} 的值"),
min: $.validator.format("请输入一个最小为 {0} 的值")
});
}(jQuery));
jQuery.validator.addMethod("ip", function(value, element) {
return this.optional(element) || (/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/.test(value) && (RegExp.$1 <256 && RegExp.$2<256 && RegExp.$3<256 && RegExp.$4<256));
}, "请输入合法的IP地址");
jQuery.validator.addMethod("abc",function(value, element) {
return this.optional(element) || /^[a-zA-Z0-9_]*$/.test(value);
},"请输入字母数字或下划线");
jQuery.validator.addMethod("username",function(value, element) {
return this.optional(element) || /^[a-zA-Z0-9][a-zA-Z0-9_]{2,19}$/.test(value);
},"3-20位字母或数字开头，允许字母数字下划线");
// 不等于验证
jQuery.validator.addMethod("noEqualTo",function(value, element, param) {
return value != $(param).val();
},"请再次输入不同的值");
// 真实姓名验证
jQuery.validator.addMethod("realName", function(value, element) {
return this.optional(element) || /^[\u4e00-\u9fa5]{2,30}$/.test(value);
}, "姓名只能为2-30个汉字");
// 字符验证
jQuery.validator.addMethod("userName", function(value, element) {
return this.optional(element) || /^[\u0391-\uFFE5\w]+$/.test(value);
}, "登录名只能包括中文字、英文字母、数字和下划线");
// 手机号码验证
jQuery.validator.addMethod("mobile", function(value, element) {
var length = value.length;
return this.optional(element) || (length == 11 && /^(((13[0-9]{1})|(15[0-9]{1}))+\d{8})$/.test(value));
}, "请正确填写您的手机号码");
// 电话号码验证
jQuery.validator.addMethod("simplePhone", function(value, element) {
var tel = /^(\d{3,4}-?)?\d{7,9}$/g;
return this.optional(element) || (tel.test(value));
}, "请正确填写您的电话号码");
// 电话号码验证
jQuery.validator.addMethod("phone", function(value, element) {
var tel = /(^0[1-9]{1}\d{9,10}$)|(^1[3,5,8]\d{9}$)/g;
return this.optional(element) || (tel.test(value));
}, "格式为:固话为区号(3-4位)号码(7-9位),手机为:13,15,18号段");
// 邮政编码验证
jQuery.validator.addMethod("zipCode", function(value, element) {
var tel = /^[0-9]{6}$/;
return this.optional(element) || (tel.test(value));
}, "请正确填写您的邮政编码");
//QQ号码验证
jQuery.validator.addMethod("qq", function(value, element) {
var tel = /^[1-9][0-9]{4,}$/;
return this.optional(element) || (tel.test(value));
}, "请正确填写您的QQ号码");
//校验身份证好
jQuery.validator.addMethod("card",function(value, element) {
return this.optional(element) || checkIdcard(value);
},"请输入正确的身份证号码(15-18位)")
//验证身份证函数
function checkIdcard(idcard){
idcard = idcard.toString();
//var Errors=new Array("验证通过!","身份证号码位数不对!","身份证号码出生日期超出范围或含有非法字符!","身份证号码校验错误!","身份证地区非法!");
var Errors=new Array(true,false,false,false,false);
var area={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"中国台湾",81:"中国香港",82:"中国澳门",91:"国外"}
var idcard,Y,JYM;
var S,M;
var idcard_array = new Array();
idcard_array = idcard.split("");
//地区检验
if(area[parseInt(idcard.substr(0,2))]==null) return Errors[4];
//身份号码位数及格式检验
switch(idcard.length){
case 15:
if ( (parseInt(idcard.substr(6,2))+1900) % 4 == 0 || ((parseInt(idcard.substr(6,2))+1900) % 100 == 0 && (parseInt(idcard.substr(6,2))+1900) % 4 == 0 )){
ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/;//测试出生日期的合法性
} else {
ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/;//测试出生日期的合法性
}
if(ereg.test(idcard)) return Errors[0];
else return Errors[2];
break;
case 18:
//18 位身份号码检测
//出生日期的合法性检查
//闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))
//平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))
if ( parseInt(idcard.substr(6,4)) % 4 == 0 || (parseInt(idcard.substr(6,4)) % 100 == 0 && parseInt(idcard.substr(6,4))%4 == 0 )){
ereg=/^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/;//闰年出生日期的合法性正则表达式
} else {
ereg=/^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/;//平年出生日期的合法性正则表达式
}
if(ereg.test(idcard)) {//测试出生日期的合法性
//计算校验位
S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7
+ (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9
+ (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10
+ (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5
+ (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8
+ (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4
+ (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2
+ parseInt(idcard_array[7]) * 1
+ parseInt(idcard_array[8]) * 6
+ parseInt(idcard_array[9]) * 3 ;
Y = S % 11;
M = "F";
JYM = "10X98765432";
M = JYM.substr(Y,1);//判断校验位
if(M == idcard_array[17]) return Errors[0]; //检测ID的校验位
else return Errors[3];
}
else return Errors[2];
break;
default:
return Errors[1];
break;
}
} 本文参与 腾讯云自媒体同步曝光计划，分享自作者个人站点/博客。
原始发表：2016年01月25日，如有侵权请联系 cloudcommunity@tencent.com 删除
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