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Edit File: parsley.min.js

/*
 * Parsley.js allows you to verify your form inputs frontend side, without writing a line of javascript. Or so..
 *
 * Author: Guillaume Potier - @guillaumepotier
*/

!function ($) {

'use strict';

/**
  * Validator class stores all constraints functions and associated messages.
  * Provides public interface to add, remove or modify them
  *
  * @class Validator
  * @constructor
  */
  var Validator = function ( options ) {
    /**
    * Error messages
    *
    * @property messages
    * @type {Object}
    */
    this.messages = {
        defaultMessage: "This value seems to be invalid."
      , type: {
            email:      "This value should be a valid email."
          , url:        "This value should be a valid url."
          , urlstrict:  "This value should be a valid url."
          , number:     "This value should be a valid number."
          , digits:     "This value should be digits."
          , dateIso:    "This value should be a valid date (YYYY-MM-DD)."
          , alphanum:   "This value should be alphanumeric."
          , phone:      "This value should be a valid phone number."
        }
      , notnull:        "This value should not be null."
      , notblank:       "This value should not be blank."
      , required:       "This value is required."
      , regexp:         "This value seems to be invalid."
      , min:            "This value should be greater than or equal to %s."
      , max:            "This value should be lower than or equal to %s."
      , range:          "This value should be between %s and %s."
      , minlength:      "This value is too short. It should have %s characters or more."
      , maxlength:      "This value is too long. It should have %s characters or less."
      , rangelength:    "This value length is invalid. It should be between %s and %s characters long."
      , mincheck:       "You must select at least %s choices."
      , maxcheck:       "You must select %s choices or less."
      , rangecheck:     "You must select between %s and %s choices."
      , equalto:        "This value should be the same."
    },

this.init( options );
  };

Validator.prototype = {

constructor: Validator

/**
    * Validator list. Built-in validators functions
    *
    * @property validators
    * @type {Object}
    */
    , validators: {
      notnull: function () {
        return {
          validate: function ( val ) {
            return val.length > 0;
          }
          , priority: 2
        }
      }
      , notblank: function () {
        return {
          validate: function ( val ) {
            return 'string' === typeof val && '' !== val.replace( /^\s+/g, '' ).replace( /\s+$/g, '' );
          }
          , priority: 2
        }
      }
      , required: function () {
        var that = this;
        return {
          validate: function ( val ) {
            // for checkboxes and select multiples. Check there is at least one required value
            if ( 'object' === typeof val ) {
              for ( var i in val ) {
                if ( that.required().validate( val[ i ] ) ) {
                  return true;
                }
              }

return false;
            }

return that.notnull().validate( val ) && that.notblank().validate( val );
          }
          , priority: 512
        }
      }
      , type: function () {
        return {
          validate: function ( val, type ) {
            var regExp;

switch ( type ) {
              case 'number':
                regExp = /^-?(?:\d+|\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/;
                break;
              case 'digits':
                regExp = /^\d+$/;
                break;
              case 'alphanum':
                regExp = /^\w+$/;
                break;
              case 'email':
                regExp = /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\$[\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))){2,6}$/i;
                break;
              case 'url':
                val = new RegExp( '(https?|s?ftp|git)', 'i' ).test( val ) ? val : 'http://' + val;
                /* falls through */
              case 'urlstrict':
                regExp = /^(https?|s?ftp|git):\/\/(((([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;
                break;
              case 'dateIso':
                regExp = /^(\d{4})\D?(0[1-9]|1[0-2])\D?([12]\d|0[1-9]|3[01])$/;
                break;
              case 'phone':
                regExp = /^((\+\d{1,3}(-| )?$?\d$?(-| )?\d{1,5})|($?\d{2,6}$?))(-| )?(\d{3,4})(-| )?(\d{4})(( x| ext)\d{1,5}){0,1}$/;
                break;
              default:
                return false;
            }

// test regExp if not null
            return '' !== val ? regExp.test( val ) : false;
          }
          , priority: 256
        }
      }
      , regexp: function () {
        return {
          validate: function ( val, regExp, self ) {
            return new RegExp( regExp, self.options.regexpFlag || '' ).test( val );
          }
          , priority: 64
        }
      }
      , minlength: function () {
        return {
          validate: function ( val, min ) {
            return val.length >= min;
          }
          , priority: 32
        }
      }
      , maxlength: function () {
        return {
          validate: function ( val, max ) {
            return val.length <= max;
          }
          , priority: 32
        }
      }
      , rangelength: function () {
        var that = this;
        return {
          validate: function ( val, arrayRange ) {
            return that.minlength().validate( val, arrayRange[ 0 ] ) && that.maxlength().validate( val, arrayRange[ 1 ] );
          }
          , priority: 32
        }
      }
      , min: function () {
        return {
          validate: function ( val, min ) {
            return Number( val ) >= min;
          }
          , priority: 32
        }
      }
      , max: function () {
        return {
          validate: function ( val, max ) {
            return Number( val ) <= max;
          }
          , priority: 32
        }
      }
      , range: function () {
        var that = this;
        return {
          validate: function ( val, arrayRange ) {
            return that.min().validate( val, arrayRange[ 0 ] ) && that.max().validate( val, arrayRange[ 1 ] );
          }
          , priority: 32
        }
      }
      , equalto: function () {
        return {
          validate: function ( val, elem, self ) {
            self.options.validateIfUnchanged = true;
            return val === $( elem ).val();
          }
          , priority: 64
        }
      }
      , remote: function () {
        return {
          validate: function ( val, url, self ) {
            var result = null
              , data = {}
              , dataType = {};

data[ self.$element.attr( 'name' ) ] = val;

if ( 'undefined' !== typeof self.options.remoteDatatype )
              dataType = { dataType: self.options.remoteDatatype };

var manage = function ( isConstraintValid, message ) {
              // remove error message if we got a server message, different from previous message
              if ( 'undefined' !== typeof message && 'undefined' !== typeof self.Validator.messages.remote && message !== self.Validator.messages.remote ) {
                $( self.UI.ulError + ' .remote' ).remove();
              }

if (false === isConstraintValid) {
                  self.options.listeners.onFieldError( self.element, self.constraints, self );
              } else if (true === isConstraintValid && false === self.options.listeners.onFieldSuccess( self.element, self.constraints, self )) {
                  // if onFieldSuccess returns (bool) false, consider that field si invalid
                  isConstraintValid = false;
              }

self.updtConstraint( { name: 'remote', valid: isConstraintValid }, message );
              self.manageValidationResult();
            };

// transform string response into object
            var handleResponse = function ( response ) {
              if ( 'object' === typeof response ) {
                return response;
              }

try {
                response = $.parseJSON( response );
              } catch ( err ) {}

return response;
            }

var manageErrorMessage = function ( response ) {
              return 'object' === typeof response && null !== response ? ( 'undefined' !== typeof response.error ? response.error : ( 'undefined' !== typeof response.message ? response.message : null ) ) : null;
            }

$.ajax( $.extend( {}, {
                url: url
              , data: data
              , type: self.options.remoteMethod || 'GET'
              , success: function ( response ) {
                response = handleResponse( response );
                manage( 1 === response || true === response || ( 'object' === typeof response && null !== response && 'undefined' !== typeof response.success ), manageErrorMessage( response )
                );
              }
              , error: function ( response ) {
                response = handleResponse( response );
                manage( false, manageErrorMessage( response ) );
              }
            }, dataType ) );

return result;
          }
          , priority: 64
        }
      }

/**
      * Aliases for checkboxes constraints
      */
      , mincheck: function () {
        var that = this;
        return {
          validate: function ( obj, val ) { return that.minlength().validate( obj, val ) }
          , priority: 32
        }
      }
      , maxcheck: function () {
        var that = this;
        return {
          validate: function ( obj, val ) { return that.maxlength().validate( obj, val ) }
          , priority: 32
        }
      }
      , rangecheck: function () {
        var that = this;
        return {
          validate: function ( obj, arrayRange ) { return that.rangelength().validate( obj, arrayRange ) }
          , priority: 32
        }
      }
    }

/*
    * Register custom validators and messages
    */
    , init: function ( options ) {
      var customValidators = options.validators
        , customMessages = options.messages
        , key;

for ( key in customValidators ) {
        this.addValidator(key, customValidators[ key ]);
      }

for ( key in customMessages ) {
        this.addMessage(key, customMessages[ key ]);
      }
    }

/**
    * Replace %s placeholders by values
    *
    * @method formatMesssage
    * @param {String} message Message key
    * @param {Mixed} args Args passed by validators functions. Could be string, number or object
    * @return {String} Formatted string
    */
    , formatMesssage: function ( message, args ) {

if ( 'object' === typeof args ) {
        for ( var i in args ) {
          message = this.formatMesssage( message, args[ i ] );
        }

return message;
      }

return 'string' === typeof message ? message.replace( new RegExp( '%s', 'i' ), args ) : '';
    }

/**
    * Add / override a validator in validators list
    *
    * @method addValidator
    * @param {String} name Validator name.
    * @param {Function} fn Validator. Must return { validator: fn(), priority: int }
    */
    , addValidator: function ( name, fn ) {
      if ('undefined' === typeof fn().validate) {
        throw new Error( 'Validator `' + name + '` must have a validate method. See more here: http://parsleyjs.org/documentation.html#javascript-general' );
      }

// add default prioirty if not given.
      if ('undefined' === typeof fn().priority) {
        fn = {
            validate: fn().validate
          , priority: 32
        };

// Warn if possible
        if (window.console && window.console.warn) {
          window.console.warn( 'Validator `' + name + '` should have a priority. Default priority 32 given' );
        }
      }

this.validators[ name ] = fn;
    }

/**
    * Add / override error message
    *
    * @method addMessage
    * @param {String} name Message name. Will automatically be binded to validator with same name
    * @param {String} message Message
    */
    , addMessage: function ( key, message, type ) {

if ( 'undefined' !== typeof type && true === type ) {
        this.messages.type[ key ] = message;
        return;
      }

// custom types messages are a bit tricky cuz' nested ;)
      if ( 'type' === key ) {
        for ( var i in message ) {
          this.messages.type[ i ] = message[ i ];
        }

return;
      }

this.messages[ key ] = message;
    }
  };

var ParsleyUI = function ( ParsleyInstance ) {
    this.init( ParsleyInstance );
  };

ParsleyUI.prototype = {

constructor: ParsleyUI

, init: function ( ParsleyInstance ) {
      this.ParsleyInstance = ParsleyInstance;
      this.hash = ParsleyInstance.hash;
      this.options = this.ParsleyInstance.options;
      this.errorClassHandler = this.options.errors.classHandler( this.ParsleyInstance.element, this.ParsleyInstance.isRadioOrCheckbox ) || this.ParsleyInstance.$element;
      this.ulErrorManagement();
    }

/**
    * Manage ul error Container
    *
    * @private
    * @method ulErrorManagement
    */
    , ulErrorManagement: function () {
      this.ulError = '#' + this.hash;
      this.ulTemplate = $( this.options.errors.errorsWrapper ).attr( 'id', this.hash ).addClass( 'parsley-error-list' );
    }

/**
    * Remove li / ul error
    *
    * @method removeError
    * @param  {String} constraintName Method Name
    * @return ParsleyUI
    */
    , removeError: function ( constraintName ) {
      var liError = this.ulError + ' .' + constraintName
        , that = this;

this.options.animate ? $( liError ).fadeOut( this.options.animateDuration, function () {
        $( this ).remove();

if ( that.ulError && $( that.ulError ).children().length === 0 ) {
          that.removeErrors();
        } } ) : $( liError ).remove();

return this;
    }

/**
    * Add li error
    *
    * @method addError
    * @param  {Object} { minlength: "error message for minlength constraint" }
    * @return ParsleyUI
    */
    , addError: function ( error ) {
      for ( var constraint in error ) {
        var liTemplate = $( this.options.errors.errorElem ).addClass( constraint );

$( this.ulError ).append( this.options.animate ? $( liTemplate ).html( error[ constraint ] ).hide().fadeIn( this.options.animateDuration ) : $( liTemplate ).html( error[ constraint ] ) );
      }

return this;
    }

/**
    * Update existing error if text has changed
    *
    * @method updateError
    * @param  {Object} { minlength: "error message for minlength constraint" }
    * @return ParsleyUI
    */
    , updateError: function ( error ) {
      for ( var constraint in error ) {
        if ( error[ constraint ] !==  $( this.ulError +  " > li." + constraint ).html() ) {
          this.removeError( constraint ).addError( error );
        }
      }

return this;
    }

/**
    * Remove all ul / li errors
    *
    * @method removeErrors
    * @return ParsleyUI
    */
    , removeErrors: function () {
      this.options.animate ? $( this.ulError ).fadeOut( this.options.animateDuration, function () { $( this ).remove(); } ) : $( this.ulError ).remove();

return this;
    }

/**
    * Remove ul errors and parsley error or success classes
    *
    * @method reset
    * @return ParsleyUI
    */
    , reset: function () {
      this.ParsleyInstance.valid = null;
      this.removeErrors();
      this.ParsleyInstance.validatedOnce = false;
      this.errorClassHandler.removeClass( this.options.successClass ).removeClass( this.options.errorClass );

for ( var constraint in this.constraints ) {
        this.constraints[ constraint ].valid = null;
      }

return this;
    }

/**
    * Add li / ul errors messages
    *
    * @method manageError
    * @param  {Object} constraint
    * @return ParsleyUI
    */
    , manageError: function ( constraint ) {
      // display ulError container if it has been removed previously (or never shown)
      if ( !$( this.ulError ).length ) {
        this.manageErrorContainer();
      }

// TODO: refacto properly
      // if required constraint but field is not null, do not display
      if ( 'required' === constraint.name && null !== this.ParsleyInstance.getVal() && this.ParsleyInstance.getVal().length > 0 ) {
        return this;

// if empty required field and non required constraint fails, do not display
      } else if ( this.ParsleyInstance.isRequired && 'required' !== constraint.name && ( null === this.ParsleyInstance.getVal() || 0 === this.ParsleyInstance.getVal().length ) ) {
        this.removeError( constraint.name );

return this;
      }

// TODO: refacto error name w/ proper & readable function
      var constraintName = constraint.name
        , liClass = false !== this.options.errorMessage ? 'custom-error-message' : constraintName
        , liError = {}
        , message = false !== this.options.errorMessage ? this.options.errorMessage : ( constraint.name === 'type' ?
            this.ParsleyInstance.Validator.messages[ constraintName ][ constraint.requirements ] : ( 'undefined' === typeof this.ParsleyInstance.Validator.messages[ constraintName ] ?
              this.ParsleyInstance.Validator.messages.defaultMessage : this.ParsleyInstance.Validator.formatMesssage( this.ParsleyInstance.Validator.messages[ constraintName ], constraint.requirements ) ) );

liError[ liClass ] = message;

// add liError if not shown. update if already exist
      !$( this.ulError + ' .' + liClass ).length ? this.addError( liError ) : this.updateError( liError );

return this;
    }

/**
    * Create ul error container
    *
    * @method manageErrorContainer
    * @return ParsleyUI
    */
    , manageErrorContainer: function () {
      var errorContainer = this.options.errorContainer || this.options.errors.container( this.ParsleyInstance.element, this.ParsleyInstance.isRadioOrCheckbox )
        , ulTemplate = this.options.animate ? this.ulTemplate.css('display', '') : this.ulTemplate;

if ( 'undefined' !== typeof errorContainer ) {
        $( errorContainer ).append( ulTemplate );
        return;
      }

!this.ParsleyInstance.isRadioOrCheckbox ? this.ParsleyInstance.$element.after( ulTemplate ) : this.ParsleyInstance.$element.parent().after( ulTemplate );

return this;
    }
  };

/**
  * ParsleyField class manage each form field inside a validated Parsley form.
  * Returns if field valid or not depending on its value and constraints
  * Manage field error display and behavior, event triggers and more
  *
  * @class ParsleyField
  * @constructor
  */
  var ParsleyField = function ( element, options, type ) {
    this.options = options;

// if type is ParsleyFieldMultiple, just return this. used for clone
    if ( type === 'ParsleyFieldMultiple' ) {
      return this;
    }

this.init( element, type || 'ParsleyField' );
  };

ParsleyField.prototype = {

constructor: ParsleyField

/**
    * Set some properties, bind constraint validators and validation events
    *
    * @method init
    * @param {Object} element
    * @param {Object} options
    */
    , init: function ( element, type ) {
      this.type = type;
      this.valid = true;
      this.element = element;
      this.validatedOnce = false;
      this.$element = $( element );
      this.val = this.$element.val();
      this.Validator = new Validator( this.options );
      this.isRequired = false;
      this.constraints = {};

// overriden by ParsleyItemMultiple if radio or checkbox input
      if ( 'undefined' === typeof this.isRadioOrCheckbox ) {
        this.isRadioOrCheckbox = false;
        this.hash = this.generateHash();
      }

// error ul dom management done only once at init
      this.UI = new ParsleyUI( this );

// bind some html5 properties
      if ( this.options.useHtml5Constraints ) {
        this.bindHtml5Constraints();
      }

// bind validators to field
      this.addConstraints();

// bind parsley events if validators have been registered
      if ( this.hasConstraints() ) {
        this.bindValidationEvents();
      }
    }

, setParent: function ( elem ) {
      this.$parent = $( elem );
    }

, getParent: function () {
      return this.$parent;
    }

/**
    * Bind some extra html5 types / validators
    *
    * @private
    * @method bindHtml5Constraints
    */
    , bindHtml5Constraints: function () {
      // add html5 required support + class required support
      if ( this.$element.hasClass( 'required' ) || this.$element.attr( 'required' ) ) {
        this.options.required = true;
      }

// add html5 supported types & options
      var type = this.$element.attr( 'type' );
      if ( 'undefined' !== typeof type && new RegExp( type, 'i' ).test( 'email url number range tel' ) ) {
        this.options.type = 'tel' === type ? 'phone' : type;

// number and range types could have min and/or max values
        if ( new RegExp( this.options.type, 'i' ).test( 'number range' ) ) {
          this.options.type = 'number';

// double condition to support jQuery and Zepto.. :(
          if ( 'undefined' !== typeof this.$element.attr( 'min' ) && this.$element.attr( 'min' ).length ) {
            this.options.min = this.$element.attr( 'min' );
          }

if ( 'undefined' !== typeof this.$element.attr( 'max' ) && this.$element.attr( 'max' ).length ) {
            this.options.max = this.$element.attr( 'max' );
          }
        }
      }

if ( 'string' === typeof this.$element.attr( 'pattern' ) && this.$element.attr( 'pattern' ).length ) {
          this.options.regexp = this.$element.attr( 'pattern' );
      }

}

/**
    * Attach field validators functions passed through data-api
    *
    * @private
    * @method addConstraints
    */
    , addConstraints: function () {
      for ( var constraint in this.options ) {
        var addConstraint = {};
        addConstraint[ constraint ] = this.options[ constraint ];
        this.addConstraint( addConstraint, true, false );
      }
    }

/**
    * Dynamically add a new constraint to a field
    *
    * @method addConstraint
    * @param {Object} constraint { name: requirements }
    */
    , addConstraint: function ( constraint, doNotUpdateValidationEvents, sort ) {
        for ( var name in constraint ) {
          name = name.toLowerCase();

if ( 'function' === typeof this.Validator.validators[ name ] ) {
            this.constraints[ name ] = {
                name: name
              , requirements: constraint[ name ]
              , valid: null
            }

if ( name === 'required' ) {
              this.isRequired = true;
            }

this.addCustomConstraintMessage( name );
          }
        }

// force field validation next check and reset validation events
        if ( 'undefined' === typeof doNotUpdateValidationEvents ) {
          this.bindValidationEvents();
        }
    }

/**
    * Dynamically update an existing constraint to a field.
    * Simple API: { name: requirements }
    *
    * @method updtConstraint
    * @param {Object} constraint
    */
    , updateConstraint: function ( constraint, message ) {
      for ( var name in constraint ) {
        this.updtConstraint( { name: name, requirements: constraint[ name ], valid: null }, message );
      }
    }

/**
    * Dynamically update an existing constraint to a field.
    * Complex API: { name: name, requirements: requirements, valid: boolean }
    *
    * @method updtConstraint
    * @param {Object} constraint
    */
    , updtConstraint: function ( constraint, message ) {
      this.constraints[ constraint.name ] = $.extend( true, this.constraints[ constraint.name ], constraint );

if ( 'string' === typeof message ) {
        if ( constraint.name ===  'type' )
          this.Validator.messages[ constraint.name ][ constraint.requirements ] = message ;
        else
          this.Validator.messages[ constraint.name ] = message ;
      }

// force field validation next check and reset validation events
      this.bindValidationEvents();
    }

/**
    * Dynamically remove an existing constraint to a field.
    *
    * @method removeConstraint
    * @param {String} constraintName
    */
    , removeConstraint: function ( constraintName ) {
      var constraintName = constraintName.toLowerCase();

delete this.constraints[ constraintName ];

if ( constraintName === 'required' ) {
        this.isRequired = false;
      }

// if there are no more constraint, reset errors and validation state
      if ( !this.hasConstraints() ) {
        this.UI.reset();
        return;
      }

this.bindValidationEvents();
    }

/**
    * Add custom constraint message, passed through data-API
    *
    * @private
    * @method addCustomConstraintMessage
    * @param constraint
    */
    , addCustomConstraintMessage: function ( constraint ) {
      // custom message type data-type-email-message -> typeEmailMessage | data-minlength-error => minlengthMessage
      var customMessage = constraint
        + ( 'type' === constraint && 'undefined' !== typeof this.options[ constraint ] ? this.options[ constraint ].charAt( 0 ).toUpperCase() + this.options[ constraint ].substr( 1 ) : '' )
        + 'Message';

if ( 'undefined' !== typeof this.options[ customMessage ] ) {
        this.Validator.addMessage( 'type' === constraint ? this.options[ constraint ] : constraint, this.options[ customMessage ], 'type' === constraint );
      }
    }

/**
    * Bind validation events on a field
    *
    * @private
    * @method bindValidationEvents
    */
    , bindValidationEvents: function () {
      // this field has validation events, that means it has to be validated
      this.valid = null;
      this.$element.addClass( 'parsley-validated' );

// remove eventually already binded events
      this.$element.off( '.' + this.type );

// force add 'change' event if async remote validator here to have result before form submitting
      if ( this.options.remote && !new RegExp( 'change', 'i' ).test( this.options.trigger ) ) {
        this.options.trigger = !this.options.trigger ? 'change' : ' change';
      }

// always bind keyup event, for better UX when a field is invalid
      var triggers = ( !this.options.trigger ? '' : this.options.trigger )
        + ( new RegExp( 'key', 'i' ).test( this.options.trigger ) ? '' : ' keyup' );

// always bind change event, for better UX when a select is invalid
      if ( this.$element.is( 'select' ) ) {
        triggers += new RegExp( 'change', 'i' ).test( triggers ) ? '' : ' change';
      }

// trim triggers to bind them correctly with .on()
      triggers = triggers.replace( /^\s+/g , '' ).replace( /\s+$/g , '' );

this.$element.on( ( triggers + ' ' ).split( ' ' ).join( '.' + this.type + ' ' ), false, $.proxy( this.eventValidation, this ) );
    }

/**
    * Hash management. Used for ul error
    *
    * @method generateHash
    * @returns {String} 5 letters unique hash
    */
    , generateHash: function () {
      return 'parsley-' + ( Math.random() + '' ).substring( 2 );
    }

/**
    * Public getHash accessor
    *
    * @method getHash
    * @returns {String} hash
    */
    , getHash: function () {
      return this.hash;
    }

/**
    * Returns field val needed for validation
    * Special treatment for radio & checkboxes
    *
    * @method getVal
    * @returns {String} val
    */
    , getVal: function () {
      if ('undefined' !== typeof this.$element.domApi( this.options.namespace )[ 'value' ]) {
        return this.$element.domApi( this.options.namespace )[ 'value' ];
      }

return this.$element.val();
    }

/**
    * Called when validation is triggered by an event
    * Do nothing if val.length < this.options.validationMinlength
    *
    * @method eventValidation
    * @param {Object} event jQuery event
    */
    , eventValidation: function ( event ) {
      var val = this.getVal();

// do nothing on keypress event if not explicitely passed as data-trigger and if field has not already been validated once
      if ( event.type === 'keyup' && !/keyup/i.test( this.options.trigger ) && !this.validatedOnce ) {
        return true;
      }

// do nothing on change event if not explicitely passed as data-trigger and if field has not already been validated once
      if ( event.type === 'change' && !/change/i.test( this.options.trigger ) && !this.validatedOnce ) {
        return true;
      }

// start validation process only if field has enough chars and validation never started
      if ( !this.isRadioOrCheckbox && this.getLength(val) < this.options.validationMinlength && !this.validatedOnce ) {
        return true;
      }

this.validate();
    }

/**
     * Get the length of a given value
     *
     * @method getLength
     * @return {int} The length of the value
     */
    , getLength: function ( val ) {
      return !val || !val.hasOwnProperty( 'length' ) ? 0 : val.length;
    }

/**
    * Return if field verify its constraints
    *
    * @method isValid
    * @return {Boolean} Is field valid or not
    */
    , isValid: function () {
      return this.validate( false );
    }

/**
    * Return if field has constraints
    *
    * @method hasConstraints
    * @return {Boolean} Is field has constraints or not
    */
    , hasConstraints: function () {
      for ( var constraint in this.constraints ) {
        return true;
      }

return false;
    }

/**
    * Validate a field & display errors
    *
    * @method validate
    * @param {Boolean} errorBubbling set to false if you just want valid boolean without error bubbling next to fields
    * @return {Boolean} Is field valid or not
    */
    , validate: function ( errorBubbling ) {
      var val = this.getVal()
        , valid = null;

// do not even bother trying validating a field w/o constraints
      if ( !this.hasConstraints() ) {
        return null;
      }

// do not validate excluded fields
      if ( this.$element.is( this.options.excluded ) ) {
        return null;
      }

// reset Parsley validation if onFieldValidate returns true, or if field is empty and not required
      if ( this.options.listeners.onFieldValidate( this.element, this ) || ( '' === val && !this.isRequired ) ) {
        this.UI.reset();
        return null;
      }

// do not validate a field already validated and unchanged !
      if ( !this.needsValidation( val ) ) {
        return this.valid;
      }

valid = this.applyValidators();

if ( 'undefined' !== typeof errorBubbling ? errorBubbling : this.options.showErrors ) {
        this.manageValidationResult();
      }

return valid;
    }

/**
    * Check if value has changed since previous validation
    *
    * @method needsValidation
    * @param value
    * @return {Boolean}
    */
    , needsValidation: function ( val ) {
      if ( !this.options.validateIfUnchanged && this.valid !== null && this.val === val && this.validatedOnce ) {
        return false;
      }

this.val = val;
      return this.validatedOnce = true;
    }

/**
    * Loop through every fields validators
    * Adds errors after unvalid fields
    *
    * @method applyValidators
    * @return {Mixed} {Boolean} If field valid or not, null if not validated
    */
    , applyValidators: function () {
      var valid = null;

for ( var constraint in this.constraints ) {
        var result = this.Validator.validators[ this.constraints[ constraint ].name ]().validate( this.val, this.constraints[ constraint ].requirements, this );

if ( false === result ) {
          valid = false;
          this.constraints[ constraint ].valid = valid;
        } else if ( true === result ) {
          this.constraints[ constraint ].valid = true;
          valid = false !== valid;
        }
      }

// listeners' ballet
      if (false === valid) {
        this.options.listeners.onFieldError( this.element, this.constraints, this );
      } else if (true === valid && false === this.options.listeners.onFieldSuccess( this.element, this.constraints, this )) {
        // if onFieldSuccess returns (bool) false, consider that field si invalid
        valid = false;
      }

return valid;
    }

/**
    * Fired when all validators have be executed
    * Returns true or false if field is valid or not
    * Display errors messages below failed fields
    * Adds parsley-success or parsley-error class on fields
    *
    * @method manageValidationResult
    * @return {Boolean} Is field valid or not
    */
    , manageValidationResult: function () {
      var valid = null
        , errors = [];

for ( var constraint in this.constraints ) {
        if ( false === this.constraints[ constraint ].valid ) {
          errors.push( this.constraints[ constraint ]);
          valid = false;
        } else if ( true === this.constraints[ constraint ].valid ) {
          this.UI.removeError( this.constraints[ constraint ].name );
          valid = false !== valid;
        }
      }

this.valid = valid;

if ( true === this.valid ) {
        this.UI.removeErrors();
        this.UI.errorClassHandler.removeClass( this.options.errorClass ).addClass( this.options.successClass );

return true;
      } else if ( false === this.valid ) {
        if ( true === this.options.priorityEnabled ) {
          var maxPriority = 0, constraint, priority;
          for ( var i = 0; i < errors.length; i++ ) {
            priority = this.Validator.validators[ errors[ i ].name ]().priority;

if ( priority > maxPriority ) {
              constraint = errors[ i ];
              maxPriority = priority;
            }
          }
          this.UI.manageError( constraint );
        } else {
          for ( var i = 0; i < errors.length; i++ )
            this.UI.manageError( errors[ i ] );
        }

this.UI.errorClassHandler.removeClass( this.options.successClass ).addClass( this.options.errorClass );
        return false;
      }

// remove li error, and ul error if no more li inside
      if ( this.UI.ulError && $( this.ulError ).children().length === 0 ) {
        this.UI.removeErrors();
      }

return valid;
    }

/**
    * Destroy parsley field instance
    *
    * @private
    * @method destroy
    */
    , destroy: function () {
      this.$element.removeClass( 'parsley-validated' );
      this.UI.reset();
      this.$element.off( '.' + this.type ).removeData( this.type );
    }
  };

/**
  * ParsleyFieldMultiple override ParsleyField for checkbox and radio inputs
  * Pseudo-heritance to manage divergent behavior from ParsleyItem in dedicated methods
  *
  * @class ParsleyFieldMultiple
  * @constructor
  */
  var ParsleyFieldMultiple = function ( element, options, type ) {
    this.initMultiple( element, options );
    this.inherit( element, options );
    this.Validator = new Validator( options );

// call ParsleyField constructor
    this.init( element, type || 'ParsleyFieldMultiple' );
  };

ParsleyFieldMultiple.prototype = {

constructor: ParsleyFieldMultiple

/**
    * Set some specific properties, call some extra methods to manage radio / checkbox
    *
    * @method init
    * @param {Object} element
    * @param {Object} options
    */
    , initMultiple: function ( element, options ) {
      this.element = element;
      this.$element = $( element );
      this.group = options.group || false;
      this.hash = this.getName();
      this.siblings = this.group ? '[' + options.namespace + 'group="' + this.group + '"]' : 'input[name="' + this.$element.attr( 'name' ) + '"]';
      this.isRadioOrCheckbox = true;
      this.isRadio = this.$element.is( 'input[type=radio]' );
      this.isCheckbox = this.$element.is( 'input[type=checkbox]' );
      this.errorClassHandler = options.errors.classHandler( element, this.isRadioOrCheckbox ) || this.$element.parent();
    }

/**
    * Set specific constraints messages, do pseudo-heritance
    *
    * @private
    * @method inherit
    * @param {Object} element
    * @param {Object} options
    */
    , inherit: function ( element, options ) {
      var clone = new ParsleyField( element, options, 'ParsleyFieldMultiple' );

for ( var property in clone ) {
        if ( 'undefined' === typeof this[ property ] ) {
          this[ property ] = clone [ property ];
        }
      }
    }

/**
    * Set specific constraints messages, do pseudo-heritance
    *
    * @method getName
    * @returns {String} radio / checkbox hash is cleaned 'name' or data-group property
    */
   , getName: function () {
     if ( this.group ) {
       return 'parsley-' + this.group;
     }

if ( 'undefined' === typeof this.$element.attr( 'name' ) ) {
       throw "A radio / checkbox input must have a parsley-group attribute or a name to be Parsley validated !";
     }

return 'parsley-' + this.$element.attr( 'name' ).replace( /(:|\.|\[|\]|\$)/g, '' );
   }

/**
   * Special treatment for radio & checkboxes
   * Returns checked radio or checkboxes values
   *
   * @method getVal
   * @returns {String} val
   */
   , getVal: function () {
      if ( this.isRadio ) {
        return $( this.siblings + ':checked' ).val() || '';
      }

if ( this.isCheckbox ) {
        var values = [];

$( this.siblings + ':checked' ).each( function () {
          values.push( $( this ).val() );
        } );

return values;
      }
   }

/**
   * Bind validation events on a field
   *
   * @private
   * @method bindValidationEvents
   */
   , bindValidationEvents: function () {
     // this field has validation events, that means it has to be validated
     this.valid = null;
     this.$element.addClass( 'parsley-validated' );

// remove eventually already binded events
     this.$element.off( '.' + this.type );

// always bind keyup event, for better UX when a field is invalid
      var self = this
        , triggers = ( !this.options.trigger ? '' : this.options.trigger )
        + ( new RegExp( 'change', 'i' ).test( this.options.trigger ) ? '' : ' change' );

// trim triggers to bind them correctly with .on()
      triggers = triggers.replace( /^\s+/g , '' ).replace( /\s+$/g ,'' );

// bind trigger event on every siblings
     $( this.siblings ).each(function () {
       $( this ).on( triggers.split( ' ' ).join( '.' + self.type + ' ' ) , false, $.proxy( self.eventValidation, self ) );
     } )
   }
  };

/**
  * ParsleyForm class manage Parsley validated form.
  * Manage its fields and global validation
  *
  * @class ParsleyForm
  * @constructor
  */
  var ParsleyForm = function ( element, options, type ) {
    this.init( element, options, type || 'parsleyForm' );
  };

ParsleyForm.prototype = {

constructor: ParsleyForm

/* init data, bind jQuery on() actions */
    , init: function ( element, options, type ) {
      this.type = type;
      this.items = [];
      this.$element = $( element );
      this.options = options;
      var self = this;

this.$element.find( options.inputs ).each( function () {
        self.addItem( this );
      });

this.$element.on( 'submit.' + this.type , false, $.proxy( this.validate, this ) );
    }

/**
    * Add custom listeners
    *
    * @param {Object} { listener: function () {} }, eg { onFormValidate: function ( valid, event, focus ) { ... } }
    */
    , addListener: function ( object ) {
      for ( var listener in object ) {
        if ( new RegExp( 'Field' ).test( listener ) ) {
          for ( var item = 0; item < this.items.length; item++ ) {
            this.items[ item ].addListener( object );
          }
        } else {
          this.options.listeners[ listener ] = object[ listener ];
        }
      }
    }

/**
    * Adds a new parsleyItem child to ParsleyForm
    *
    * @method addItem
    * @param elem
    */
    , addItem: function ( elem ) {
      var ParsleyField = $( elem ).parsley( this.options );
      ParsleyField.setParent( this );

this.items.push( ParsleyField );
    }

/**
    * Removes a parsleyItem child from ParsleyForm
    *
    * @method removeItem
    * @param elem
    * @return {Boolean}
    */
    , removeItem: function ( elem ) {
      var parsleyItem = $( elem ).parsley();

// identify & remove item if same Parsley hash
      for ( var i = 0; i < this.items.length; i++ ) {
        if ( this.items[ i ].hash === parsleyItem.hash ) {
          this.items[ i ].destroy();
          this.items.splice( i, 1 );
          return true;
        }
      }

return false;
    }

/**
    * Process each form field validation
    * Display errors, call custom onFormValidate() function
    *
    * @method validate
    * @param {Object} event jQuery Event
    * @return {Boolean} Is form valid or not
    */
    , validate: function ( event ) {
      var valid = true;
      this.focusedField = false;

for ( var item = 0; item < this.items.length; item++ ) {
        if ( 'undefined' !== typeof this.items[ item ] && false === this.items[ item ].validate() ) {
          valid = false;

if ( !this.focusedField && 'first' === this.options.focus || 'last' === this.options.focus ) {
            this.focusedField = this.items[ item ].$element;
          }
        }
      }

// form is invalid, focus an error field depending on focus policy
      if ( this.focusedField && !valid ) {
        // Scroll smoothly
        if ( this.options.scrollDuration > 0 ) {
          var that = this,
              top = this.focusedField.offset().top - $( window ).height() / 2; // Center the window on the field

$( 'html, body' ).animate( {
              scrollTop: top
            },
            this.options.scrollDuration,
            function () {
              that.focusedField.focus();
            }
          );
        // Just focus on the field and let the browser do the rest
        } else {
          this.focusedField.focus();
        }
      }

// if onFormValidate returns (bool) false, form won't be submitted, even if valid
      var onFormValidate = this.options.listeners.onFormValidate( valid, event, this );
      if ('undefined' !== typeof onFormValidate) {
        return onFormValidate;
      }

return valid;
    }

, isValid: function () {
      for ( var item = 0; item < this.items.length; item++ ) {
        if ( false === this.items[ item ].isValid() ) {
          return false;
        }
      }

return true;
    }

/**
    * Remove all errors ul under invalid fields
    *
    * @method removeErrors
    */
    , removeErrors: function () {
      for ( var item = 0; item < this.items.length; item++ ) {
        this.items[ item ].parsley( 'reset' );
      }
    }

/**
    * destroy Parsley binded on the form and its fields
    *
    * @method destroy
    */
    , destroy: function () {
      for ( var item = 0; item < this.items.length; item++ ) {
        this.items[ item ].destroy();
      }

this.$element.off( '.' + this.type ).removeData( this.type );
    }

/**
    * reset Parsley binded on the form and its fields
    *
    * @method reset
    */
    , reset: function () {
      for ( var item = 0; item < this.items.length; item++ ) {
        this.items[ item ].UI.reset();
      }
    }
  };

/**
  * Parsley plugin definition
  * Provides an interface to access public Validator, ParsleyForm and ParsleyField functions
  *
  * @class Parsley
  * @constructor
  * @param {Mixed} Options. {Object} to configure Parsley or {String} method name to call a public class method
  * @param {Function} Callback function
  * @return {Mixed} public class method return
  */
  $.fn.parsley = function ( option, fn ) {
    var namespace = { namespace: $( this ).data( 'parsleyNamespace' ) ? $( this ).data( 'parsleyNamespace' ) : ( 'undefined' !== typeof option && 'undefined' !== typeof option.namespace ? option.namespace : $.fn.parsley.defaults.namespace ) }
      , options = $.extend( true, {}, $.fn.parsley.defaults, 'undefined' !== typeof window.ParsleyConfig ? window.ParsleyConfig : {}, option, this.domApi( namespace.namespace ) )
      , newInstance = null
      , args = Array.prototype.slice.call(arguments, 1);

function bind ( self, type ) {
      var parsleyInstance = $( self ).data( type );

// if data never binded or we want to clone a build (for radio & checkboxes), bind it right now!
      if ( !parsleyInstance ) {
        switch ( type ) {
          case 'parsleyForm':
            parsleyInstance = new ParsleyForm( self, options, 'parsleyForm' );
            break;
          case 'parsleyField':
            parsleyInstance = new ParsleyField( self, options, 'parsleyField' );
            break;
          case 'parsleyFieldMultiple':
            parsleyInstance = new ParsleyFieldMultiple( self, options, 'parsleyFieldMultiple' );
            break;
          default:
            return;
        }

$( self ).data( type, parsleyInstance );
      }

// here is our parsley public function accessor
      if ( 'string' === typeof option && 'function' === typeof parsleyInstance[ option ] ) {
        var response = parsleyInstance[ option ].apply( parsleyInstance, args );

return 'undefined' !== typeof response ? response : $( self );
      }

return parsleyInstance;
    }

// if a form elem is given, bind all its input children
    if ( $( this ).is( 'form' ) || 'undefined' !== typeof $( this ).domApi( namespace.namespace )[ 'bind' ] ) {
      newInstance = bind ( $( this ), 'parsleyForm' );

// if it is a Parsley supported single element, bind it too, except inputs type hidden
    // add here a return instance, cuz' we could call public methods on single elems with data[ option ]() above
    } else if ( $( this ).is( options.inputs ) ) {
      newInstance = bind( $( this ), !$( this ).is( 'input[type=radio], input[type=checkbox]' ) ? 'parsleyField' : 'parsleyFieldMultiple' );
    }

return 'function' === typeof fn ? fn() : newInstance;
  };

/* PARSLEY auto-binding
  * =================================================== */
  $( window ).on( 'load', function () {
    $( '[parsley-validate], [data-parsley-validate]' ).each( function () {
      $( this ).parsley();
    } );
  } );

/* PARSLEY DOM API
  * =================================================== */
  $.fn.domApi = function ( namespace ) {
    var attribute,
      obj = {}
      , regex = new RegExp("^" + namespace, 'i');

if ( 'undefined' === typeof this[ 0 ] ) {
      return {};
    }

for ( var i in this[ 0 ].attributes ) {
      attribute = this[ 0 ].attributes[ i ];

if ( 'undefined' !== typeof attribute && null !== attribute && attribute.specified && regex.test( attribute.name ) ) {
        obj[ camelize( attribute.name.replace( namespace, '' ) ) ] = deserializeValue( attribute.value );
      }
    }

return obj;
  };

// Zepto deserializeValue function
  // "true"  => true
  // "false" => false
  // "null"  => null
  // "42"    => 42
  // "42.5"  => 42.5
  // JSON    => parse if valid
  // String  => self
  var deserializeValue = function( value ) {
    var num
    try {
      return value ?
        value == "true" ||
        ( value == "false" ? false :
          value == "null" ? null :
          !isNaN( num = Number( value ) ) ? num :
          /^[\[\{]/.test( value ) ? $.parseJSON( value ) :
          value )
        : value;
    } catch ( e ) {
      return value;
    }
  };

// Zepto camelize function
  var camelize = function ( str ) {
    return str.replace( /-+(.)?/g, function ( match, chr ) {
      return chr ? chr.toUpperCase() : '';
    } )
  };

// Zepto dasherize function
  var dasherize = function ( str ) {
    return str.replace( /::/g, '/' )
           .replace( /([A-Z]+)([A-Z][a-z])/g, '$1_$2' )
           .replace( /([a-z\d])([A-Z])/g, '$1_$2' )
           .replace( /_/g, '-' )
           .toLowerCase()
  };

/**
  * Parsley plugin configuration
  *
  * @property $.fn.parsley.defaults
  * @type {Object}
  */
  $.fn.parsley.defaults = {
    // basic data-api overridable properties here..
    namespace: 'parsley-'                       // DOM-API, default 'parsley-'. W3C valid would be 'data-parsley-' but quite ugly
    , inputs: 'input, textarea, select'         // Default supported inputs.
    , excluded: 'input[type=hidden], input[type=file], :disabled' // Do not validate input[type=hidden] & :disabled.
    , priorityEnabled: true                     // Will display only one error at the time depending on validators priorities
    , trigger: false                            // $.Event() that will trigger validation. eg: keyup, change..
    , animate: true                             // fade in / fade out error messages
    , animateDuration: 300                      // fadein/fadout ms time
    , scrollDuration: 500                       // Duration in ms time of the window scroll when focusing on invalid field (0 = no scroll)
    , focus: 'first'                            // 'fist'|'last'|'none' which error field would have focus first on form validation
    , validationMinlength: 3                    // If trigger validation specified, only if value.length > validationMinlength
    , successClass: 'parsley-success'           // Class name on each valid input
    , errorClass: 'parsley-error'               // Class name on each invalid input
    , errorMessage: false                       // Customize an unique error message showed if one constraint fails
    , validators: {}                            // Add your custom validators functions
    , showErrors: true                          // Set to false if you don't want Parsley to display error messages
    , useHtml5Constraints: true                 // Set to false if you don't want Parsley to use html5 constraints
    , messages: {}                              // Add your own error messages here

//some quite advanced configuration here..
    , validateIfUnchanged: false                                          // false: validate once by field value change
    , errors: {
        classHandler: function ( elem, isRadioOrCheckbox ) {}             // specify where parsley error-success classes are set
      , container: function ( elem, isRadioOrCheckbox ) {}                // specify an elem where errors will be **apened**
      , errorsWrapper: '<ul></ul>'                                        // do not set an id for this elem, it would have an auto-generated id
      , errorElem: '<li></li>'                                            // each field constraint fail in an li
      }
    , listeners: {
        onFieldValidate: function ( elem, ParsleyField ) { return false; } // Executed on validation. Return true to ignore field validation
      , onFormValidate: function ( isFormValid, event, ParsleyForm ) {}     // Executed once on form validation. Return (bool) false to block submit, even if valid
      , onFieldError: function ( elem, constraints, ParsleyField ) {}     // Executed when a field is detected as invalid
      , onFieldSuccess: function ( elem, constraints, ParsleyField ) {}   // Executed when a field passes validation
    }
  };

// This plugin works with jQuery or Zepto (with data extension built for Zepto.)
} ( window.jQuery || window.Zepto );