Liberations/js/plugin_validate.js

/**
 * jQuery Validation Plugin 1.9.0
 *
 * http://bassistance.de/jquery-plugins/jquery-plugin-validation/
 * http://docs.jquery.com/Plugins/Validation
 *
 * Copyright (c) 2006 - 2011 Jörn Zaefferer
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */

(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) {
            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 ) {

            var inputsAndButtons = this.find("input, button");

            // allow suppresing validation by adding a cancel class to the submit button
            inputsAndButtons.filter(".cancel").click(function () {
               validator.cancelSubmit = true;
            });

            // when a submitHandler is used, capture the submitting button
            if (validator.settings.submitHandler) {
               inputsAndButtons.filter(":submit").click(function () {
                  validator.submitButton = this;
               });
            }

            // 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() {
                  if ( validator.settings.submitHandler ) {
                     if (validator.submitButton) {
                        // insert a hidden input as a replacement for the missing submit button
                        var hidden = $("<input type='hidden'/>").attr("name", validator.submitButton.name).val(validator.submitButton.value).appendTo(validator.currentForm);
                     }
                     validator.settings.submitHandler.call( validator, validator.currentForm );
                     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.metadataRules(element),
               $.validator.classRules(element),
               $.validator.attributeRules(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"), 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 ) {
               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 ( 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.",
		accept: "Please enter a value with a valid extension.",
		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}.")*/
         required: "Ce champ est requis.",
         remote: "Corriger ce champ.",
         email: "Inscrire une adresse de courriel valide",
         url: "Inscrire une adresse URL valide.",
         date: "Incrire une date valide.",
         dateISO: "Inscrire une date valide au format ISO.",
         number: "Inscrire un nombre valide.",
         digits: "Inscrire seulement des chiffres.",
         creditcard: "Inscrire un numéro de carte de crédit valide.",
         equalTo: "Inscire la même valeur.",
         accept: "Please enter a value with a valid extension.",
         maxlength: $.validator.format("Ne pas inscrire plus de {0} caractères."),
         minlength: $.validator.format("Inscrire au minimum {0} caractères."),
         rangelength: $.validator.format("Inscrire une valeur entre {0} et {1} caractères de long."),
         range: $.validator.format("Inscrire une valeur entre {0} et {1}."),
         max: $.validator.format("Inscrire une valeur plus petite ou égale à {0}."),
         min: $.validator.format("Inscrire une valeur plus grande ou égale à {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) {
               $.each(value.split(/\s/), 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/, "");
               validator.settings[eventType] && validator.settings[eventType].call(validator, this[0], event);
            }
            $(this.currentForm)
            .validateDelegate("[type='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 );
            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);
               });
            }
            this.settings.showErrors
            ? this.settings.showErrors.call( this, this.errorMap, this.errorList )
            : 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 );
         },

         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() {
               !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() {
            return $( this.settings.errorElement + "." + this.settings.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);
         },

         check: function( element ) {
            element = this.validationTargetFor( this.clean( element ) );

            var rules = $(element).rules();
            var dependencyMismatch = false;
            for (var method in rules ) {
               var rule = {
                  method: method, 
                  parameters: rules[method]
               };
               try {
                  var result = $.validator.methods[method].call( this, element.value.replace(/\r/g, ""), 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) {
                  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 "messages" metadata
         customMetaMessage: function(element, method) {
            if (!$.metadata)
               return;

            var meta = this.settings.meta
            ? $(element).metadata()[this.settings.meta]
            : $(element).metadata();

            return meta && meta.messages && meta.messages[method];
         },

         // 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.customMetaMessage( 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 = jQuery.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() {
            for ( var i = 0; this.errorList[i]; i++ ) {
               var error = this.errorList[i];
               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 ( var i = 0; this.successList[i]; i++ ) {
                  this.showLabel( this.successList[i] );
               }
            }
            if (this.settings.unhighlight) {
               for ( var 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 );

               // check if we have a generated label, replace the message then
               label.attr("generated") && label.html(message);
            } else {
               // create label
               label = $("<" + this.settings.errorElement + "/>")
               .attr({
                  "for":  this.idOrName(element), 
                  generated: true
               })
               .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 )
                  this.settings.errorPlacement
                  ? this.settings.errorPlacement(label, $(element) )
                  : label.insertAfter(element);
            }
            if ( !message && this.settings.success ) {
               label.text("");
               typeof this.settings.success == "string"
               ? label.addClass( this.settings.success )
               : this.settings.success( label );
            }
            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 ) {
            // select by name and filter by form for performance over form.find("[name=...]")
            var form = this.currentForm;
            return $(document.getElementsByName(name)).map(function(index, element) {
               return element.form == form && element.name == name && element  || null;
            });
         },

         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) {
            return !$.validator.methods.required.call(this, $.trim(element.value), 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
         },
         dateDE: {
            dateDE: true
         },
         number: {
            number: true
         },
         numberDE: {
            numberDE: true
         },
         digits: {
            digits: true
         },
         creditcard: {
            creditcard: true
         }
      },

      addClassRules: function(className, rules) {
         className.constructor == String ?
         this.classRuleSettings[className] = rules :
         $.extend(this.classRuleSettings, className);
      },

      classRules: function(element) {
         var rules = {};
         var classes = $(element).attr('class');
         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;
            // If .prop exists (jQuery >= 1.6), use it to get true/false for required
            if (method === 'required' && typeof $.fn.prop === 'function') {
               value = $element.prop(method);
            } 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;
      },

      metadataRules: function(element) {
         if (!$.metadata) return {};

         var meta = $.data(element.form, 'validator').settings.meta;
         return meta ?
         $(element).metadata()[meta] :
         $(element).metadata();
      },

      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', 'min', 'max'], function() {
            if (rules[this]) {
               rules[this] = Number(rules[this]);
            }
         });
         $.each(['rangelength', 'range'], function() {
            if (rules[this]) {
               rules[this] = [Number(rules[this][0]), Number(rules[this][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;
            }
         }

         // To support custom messages in metadata ignore rule methods titled "messages"
         if (rules.messages) {
            delete rules.messages;
         }

         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";
            switch( element.nodeName.toLowerCase() ) {
               case '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;
               case 'input':
                  if ( this.checkable(element) )
                     return this.getLength(value, element) > 0;
               default:
                  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 ( this.pending[element.name] ) {
               return "pending";
            }
            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;
                  if ( valid ) {
                     var submitted = validator.formSubmitted;
                     validator.prepareElement(element);
                     validator.formSubmitted = submitted;
                     validator.successList.push(element);
                     validator.showErrors();
                  } else {
                     var errors = {};
                     var message = response || validator.defaultMessage( element, "remote" );
                     errors[element.name] = previous.message = $.isFunction(message) ? message(value) : message;
                     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) {
            return this.optional(element) || this.getLength($.trim(value), element) >= param;
         },

         // http://docs.jquery.com/Plugins/Validation/Methods/maxlength
         maxlength: function(value, element, param) {
            return this.optional(element) || this.getLength($.trim(value), element) <= param;
         },

         // http://docs.jquery.com/Plugins/Validation/Methods/rangelength
         rangelength: function(value, element, param) {
            var 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?|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));
         },

         // 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);
               var 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/accept
         accept: function(value, element, param) {
            param = typeof param == "string" ? param.replace(/,/g, '|') : "png|jpe?g|gif";
            return this.optional(element) || value.match(new RegExp(".(" + param + ")$", "i"));
         },

         // 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).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 cross-browser focusin and focusout events
// IE has native support, in other browsers, use event caputuring (neither bubbles)

// provides delegate(type: String, delegate: Selector, handler: Callback) plugin for easier event delegation
// handler is only called when $(event.target).is(delegate), in the scope of the jquery-object for event.target
;
(function($) {
   // only implement if not provided by jQuery core (since 1.4)
   // TODO verify if jQuery 1.4's implementation is compatible with older jQuery special-event APIs
   if (!jQuery.event.special.focusin && !jQuery.event.special.focusout && document.addEventListener) {
      $.each({
         focus: 'focusin',
         blur: 'focusout'
      }, function( original, fix ){
         $.event.special[fix] = {
            setup:function() {
               this.addEventListener( original, handler, true );
            },
            teardown:function() {
               this.removeEventListener( original, handler, true );
            },
            handler: function(e) {
               arguments[0] = $.event.fix(e);
               arguments[0].type = fix;
               return $.event.handle.apply(this, arguments);
            }
         };
         function handler(e) {
            e = $.event.fix(e);
            e.type = fix;
            return $.event.handle.call(this, e);
         }
      });
   };
   $.extend($.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);