source: branches/HiveStatistics/sources/HeuristicLab.Services.Hive.Statistics/3.3/Scripts/jquery.validate.js @ 9617

/*! jQuery Validation Plugin - v1.10.0 - 9/7/2012
* https://github.com/jzaefferer/jquery-validation
* Copyright (c) 2012 Jörn Zaefferer; Licensed MIT */

(function($) {

$.extend($.fn, {
  // http://docs.jquery.com/Plugins/Validation/validate
  validate: function( options ) {

    // if nothing is selected, return nothing; can't chain anyway
    if (!this.length) {
      if (options && options.debug && window.console) {
        console.warn( "nothing selected, can't validate, returning nothing" );
      }
      return;
    }

    // check if a validator for this form was already created
    var validator = $.data(this[0], 'validator');
    if ( validator ) {
      return validator;
    }

    // Add novalidate tag if HTML5.
    this.attr('novalidate', 'novalidate');

    validator = new $.validator( options, this[0] );
    $.data(this[0], 'validator', validator);

    if ( validator.settings.onsubmit ) {

      this.validateDelegate( ":submit", "click", function(ev) {
        if ( validator.settings.submitHandler ) {
          validator.submitButton = ev.target;
        }
        // allow suppressing validation by adding a cancel class to the submit button
        if ( $(ev.target).hasClass('cancel') ) {
          validator.cancelSubmit = true;
        }
      });

      // validate the form on submit
      this.submit( function( event ) {
        if ( validator.settings.debug ) {
          // prevent form submit to be able to see console output
          event.preventDefault();
        }
        function handle() {
          var hidden;
          if ( validator.settings.submitHandler ) {
            if (validator.submitButton) {
              // insert a hidden input as a replacement for the missing submit button
              hidden = $("<input type='hidden'/>").attr("name", validator.submitButton.name).val(validator.submitButton.value).appendTo(validator.currentForm);
            }
            validator.settings.submitHandler.call( validator, validator.currentForm, event );
            if (validator.submitButton) {
              // and clean up afterwards; thanks to no-block-scope, hidden can be referenced
              hidden.remove();
            }
            return false;
          }
          return true;
        }

        // prevent submit for invalid forms or custom submit handlers
        if ( validator.cancelSubmit ) {
          validator.cancelSubmit = false;
          return handle();
        }
        if ( validator.form() ) {
          if ( validator.pendingRequest ) {
            validator.formSubmitted = true;
            return false;
          }
          return handle();
        } else {
          validator.focusInvalid();
          return false;
        }
      });
    }

    return validator;
  },
  // http://docs.jquery.com/Plugins/Validation/valid
  valid: function() {
    if ( $(this[0]).is('form')) {
      return this.validate().form();
    } else {
      var valid = true;
      var validator = $(this[0].form).validate();
      this.each(function() {
        valid &= validator.element(this);
      });
      return valid;
    }
  },
  // attributes: space seperated list of attributes to retrieve and remove
  removeAttrs: function(attributes) {
    var result = {},
      $element = this;
    $.each(attributes.split(/\s/), function(index, value) {
      result[value] = $element.attr(value);
      $element.removeAttr(value);
    });
    return result;
  },
  // http://docs.jquery.com/Plugins/Validation/rules
  rules: function(command, argument) {
    var element = this[0];

    if (command) {
      var settings = $.data(element.form, 'validator').settings;
      var staticRules = settings.rules;
      var existingRules = $.validator.staticRules(element);
      switch(command) {
      case "add":
        $.extend(existingRules, $.validator.normalizeRule(argument));
        staticRules[element.name] = existingRules;
        if (argument.messages) {
          settings.messages[element.name] = $.extend( settings.messages[element.name], argument.messages );
        }
        break;
      case "remove":
        if (!argument) {
          delete staticRules[element.name];
          return existingRules;
        }
        var filtered = {};
        $.each(argument.split(/\s/), function(index, method) {
          filtered[method] = existingRules[method];
          delete existingRules[method];
        });
        return filtered;
      }
    }

    var data = $.validator.normalizeRules(
    $.extend(
      {},
      $.validator.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 ) {
        if ( this.settings.unhighlight ) {
          this.settings.unhighlight.call( this, element, this.settings.errorClass, this.settings.validClass );
        }
        this.addWrapper(this.errorsFor(element)).hide();
      }
    },
    onfocusout: function(element, event) {
      if ( !this.checkable(element) && (element.name in this.submitted || !this.optional(element)) ) {
        this.element(element);
      }
    },
    onkeyup: function(element, event) {
      if ( event.which === 9 && this.elementValue(element) === '' ) {
        return;
      } else if ( element.name in this.submitted || element === this.lastActive ) {
        this.element(element);
      }
    },
    onclick: function(element, event) {
      // click on selects, radiobuttons and checkboxes
      if ( element.name in this.submitted ) {
        this.element(element);
      }
      // or option elements, check parent select in that case
      else if (element.parentNode.name in this.submitted) {
        this.element(element.parentNode);
      }
    },
    highlight: function(element, errorClass, validClass) {
      if (element.type === 'radio') {
        this.findByName(element.name).addClass(errorClass).removeClass(validClass);
      } else {
        $(element).addClass(errorClass).removeClass(validClass);
      }
    },
    unhighlight: function(element, errorClass, validClass) {
      if (element.type === 'radio') {
        this.findByName(element.name).removeClass(errorClass).addClass(validClass);
      } else {
        $(element).removeClass(errorClass).addClass(validClass);
      }
    }
  },

  // http://docs.jquery.com/Plugins/Validation/Validator/setDefaults
  setDefaults: function(settings) {
    $.extend( $.validator.defaults, settings );
  },

  messages: {
    required: "This field is required.",
    remote: "Please fix this field.",
    email: "Please enter a valid email address.",
    url: "Please enter a valid URL.",
    date: "Please enter a valid date.",
    dateISO: "Please enter a valid date (ISO).",
    number: "Please enter a valid number.",
    digits: "Please enter only digits.",
    creditcard: "Please enter a valid credit card number.",
    equalTo: "Please enter the same value again.",
    maxlength: $.validator.format("Please enter no more than {0} characters."),
    minlength: $.validator.format("Please enter at least {0} characters."),
    rangelength: $.validator.format("Please enter a value between {0} and {1} characters long."),
    range: $.validator.format("Please enter a value between {0} and {1}."),
    max: $.validator.format("Please enter a value less than or equal to {0}."),
    min: $.validator.format("Please enter a value greater than or equal to {0}.")
  },

  autoCreateRanges: false,

  prototype: {

    init: function() {
      this.labelContainer = $(this.settings.errorLabelContainer);
      this.errorContext = this.labelContainer.length && this.labelContainer || $(this.currentForm);
      this.containers = $(this.settings.errorContainer).add( this.settings.errorLabelContainer );
      this.submitted = {};
      this.valueCache = {};
      this.pendingRequest = 0;
      this.pending = {};
      this.invalid = {};
      this.reset();

      var groups = (this.groups = {});
      $.each(this.settings.groups, function(key, value) {
        $.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/, "");
        if (validator.settings[eventType]) {
          validator.settings[eventType].call(validator, this[0], event);
        }
      }
      $(this.currentForm)
        .validateDelegate(":text, [type='password'], [type='file'], select, textarea, " +
          "[type='number'], [type='search'] ,[type='tel'], [type='url'], " +
          "[type='email'], [type='datetime'], [type='date'], [type='month'], " +
          "[type='week'], [type='time'], [type='datetime-local'], " +
          "[type='range'], [type='color'] ",
          "focusin focusout keyup", delegate)
        .validateDelegate("[type='radio'], [type='checkbox'], select, option", "click", delegate);

      if (this.settings.invalidHandler) {
        $(this.currentForm).bind("invalid-form.validate", this.settings.invalidHandler);
      }
    },

    // http://docs.jquery.com/Plugins/Validation/Validator/form
    form: function() {
      this.checkForm();
      $.extend(this.submitted, this.errorMap);
      this.invalid = $.extend({}, this.errorMap);
      if (!this.valid()) {
        $(this.currentForm).triggerHandler("invalid-form", [this]);
      }
      this.showErrors();
      return this.valid();
    },

    checkForm: function() {
      this.prepareForm();
      for ( var i = 0, elements = (this.currentElements = this.elements()); elements[i]; i++ ) {
        this.check( elements[i] );
      }
      return this.valid();
    },

    // http://docs.jquery.com/Plugins/Validation/Validator/element
    element: function( element ) {
      element = this.validationTargetFor( this.clean( element ) );
      this.lastElement = element;
      this.prepareElement( element );
      this.currentElements = $(element);
      var result = this.check( element ) !== false;
      if (result) {
        delete this.invalid[element.name];
      } else {
        this.invalid[element.name] = true;
      }
      if ( !this.numberOfInvalids() ) {
        // Hide error containers on last error
        this.toHide = this.toHide.add( this.containers );
      }
      this.showErrors();
      return result;
    },

    // http://docs.jquery.com/Plugins/Validation/Validator/showErrors
    showErrors: function(errors) {
      if(errors) {
        // add items to error list and map
        $.extend( this.errorMap, errors );
        this.errorList = [];
        for ( var name in errors ) {
          this.errorList.push({
            message: errors[name],
            element: this.findByName(name)[0]
          });
        }
        // remove items from success list
        this.successList = $.grep( this.successList, function(element) {
          return !(element.name in errors);
        });
      }
      if (this.settings.showErrors) {
        this.settings.showErrors.call( this, this.errorMap, this.errorList );
      } else {
        this.defaultShowErrors();
      }
    },

    // http://docs.jquery.com/Plugins/Validation/Validator/resetForm
    resetForm: function() {
      if ( $.fn.resetForm ) {
        $( this.currentForm ).resetForm();
      }
      this.submitted = {};
      this.lastElement = null;
      this.prepareForm();
      this.hideErrors();
      this.elements().removeClass( this.settings.errorClass ).removeData( "previousValue" );
    },

    numberOfInvalids: function() {
      return this.objectLength(this.invalid);
    },

    objectLength: function( obj ) {
      var count = 0;
      for ( var i in obj ) {
        count++;
      }
      return count;
    },

    hideErrors: function() {
      this.addWrapper( this.toHide ).hide();
    },

    valid: function() {
      return this.size() === 0;
    },

    size: function() {
      return this.errorList.length;
    },

    focusInvalid: function() {
      if( this.settings.focusInvalid ) {
        try {
          $(this.findLastActive() || this.errorList.length && this.errorList[0].element || [])
          .filter(":visible")
          .focus()
          // manually trigger focusin event; without it, focusin handler isn't called, findLastActive won't have anything to find
          .trigger("focusin");
        } catch(e) {
          // ignore IE throwing errors when focusing hidden elements
        }
      }
    },

    findLastActive: function() {
      var lastActive = this.lastActive;
      return lastActive && $.grep(this.errorList, function(n) {
        return n.element.name === lastActive.name;
      }).length === 1 && lastActive;
    },

    elements: function() {
      var validator = this,
        rulesCache = {};

      // select all valid inputs inside the form (no submit or reset buttons)
      return $(this.currentForm)
      .find("input, select, textarea")
      .not(":submit, :reset, :image, [disabled]")
      .not( this.settings.ignore )
      .filter(function() {
        if ( !this.name && validator.settings.debug && window.console ) {
          console.error( "%o has no name assigned", this);
        }

        // select only the first element for each name, and only those with rules specified
        if ( this.name in rulesCache || !validator.objectLength($(this).rules()) ) {
          return false;
        }

        rulesCache[this.name] = true;
        return true;
      });
    },

    clean: function( selector ) {
      return $( selector )[0];
    },

    errors: function() {
      var errorClass = this.settings.errorClass.replace(' ', '.');
      return $( this.settings.errorElement + "." + errorClass, this.errorContext );
    },

    reset: function() {
      this.successList = [];
      this.errorList = [];
      this.errorMap = {};
      this.toShow = $([]);
      this.toHide = $([]);
      this.currentElements = $([]);
    },

    prepareForm: function() {
      this.reset();
      this.toHide = this.errors().add( this.containers );
    },

    prepareElement: function( element ) {
      this.reset();
      this.toHide = this.errorsFor(element);
    },

    elementValue: function( element ) {
      var type = $(element).attr('type'),
        val = $(element).val();

      if ( type === 'radio' || type === 'checkbox' ) {
        return $('input[name="' + $(element).attr('name') + '"]:checked').val();
      }

      if ( typeof val === 'string' ) {
        return val.replace(/\r/g, "");
      }
      return val;
    },

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

      var rules = $(element).rules();
      var dependencyMismatch = false;
      var val = this.elementValue(element);
      var result;

      for (var method in rules ) {
        var rule = { method: method, parameters: rules[method] };
        try {

          result = $.validator.methods[method].call( this, val, element, rule.parameters );

          // if a method indicates that the field is optional and therefore valid,
          // don't mark it as valid when there are no other rules
          if ( result === "dependency-mismatch" ) {
            dependencyMismatch = true;
            continue;
          }
          dependencyMismatch = false;

          if ( result === "pending" ) {
            this.toHide = this.toHide.not( this.errorsFor(element) );
            return;
          }

          if( !result ) {
            this.formatAndAdd( element, rule );
            return false;
          }
        } catch(e) {
          if ( this.settings.debug && window.console ) {
            console.log("exception occured when checking element " + element.id + ", check the '" + rule.method + "' method", e);
          }
          throw e;
        }
      }
      if (dependencyMismatch) {
        return;
      }
      if ( this.objectLength(rules) ) {
        this.successList.push(element);
      }
      return true;
    },

    // return the custom message for the given element and validation method
    // specified in the element's "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 and validation method
    // specified in the element's HTML5 data attribute
    customDataMessage: function(element, method) {
      return $(element).data('msg-' + method.toLowerCase()) || (element.attributes && $(element).attr('data-msg-' + method.toLowerCase()));
    },

    // return the custom message for the given element name and validation method
    customMessage: function( name, method ) {
      var m = this.settings.messages[name];
      return m && (m.constructor === String ? m : m[method]);
    },

    // return the first defined argument, allowing empty strings
    findDefined: function() {
      for(var i = 0; i < arguments.length; i++) {
        if (arguments[i] !== undefined) {
          return arguments[i];
        }
      }
      return undefined;
    },

    defaultMessage: function( element, method) {
      return this.findDefined(
        this.customMessage( element.name, method ),
        this.customDataMessage( element, method ),
        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 = $.validator.format(message.replace(theregex, '{$1}'), rule.parameters);
      }
      this.errorList.push({
        message: message,
        element: element
      });

      this.errorMap[element.name] = message;
      this.submitted[element.name] = message;
    },

    addWrapper: function(toToggle) {
      if ( this.settings.wrapper ) {
        toToggle = toToggle.add( toToggle.parent( this.settings.wrapper ) );
      }
      return toToggle;
    },

    defaultShowErrors: function() {
      var i, elements;
      for ( i = 0; this.errorList[i]; i++ ) {
        var error = this.errorList[i];
        if ( this.settings.highlight ) {
          this.settings.highlight.call( this, error.element, this.settings.errorClass, this.settings.validClass );
        }
        this.showLabel( error.element, error.message );
      }
      if( this.errorList.length ) {
        this.toShow = this.toShow.add( this.containers );
      }
      if (this.settings.success) {
        for ( i = 0; this.successList[i]; i++ ) {
          this.showLabel( this.successList[i] );
        }
      }
      if (this.settings.unhighlight) {
        for ( i = 0, elements = this.validElements(); elements[i]; i++ ) {
          this.settings.unhighlight.call( this, elements[i], this.settings.errorClass, this.settings.validClass );
        }
      }
      this.toHide = this.toHide.not( this.toShow );
      this.hideErrors();
      this.addWrapper( this.toShow ).show();
    },

    validElements: function() {
      return this.currentElements.not(this.invalidElements());
    },

    invalidElements: function() {
      return $(this.errorList).map(function() {
        return this.element;
      });
    },

    showLabel: function(element, message) {
      var label = this.errorsFor( element );
      if ( label.length ) {
        // refresh error/success class
        label.removeClass( this.settings.validClass ).addClass( this.settings.errorClass );

        // check if we have a generated label, replace the message then
        if ( 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 ) {
          if ( this.settings.errorPlacement ) {
            this.settings.errorPlacement(label, $(element) );
          } else {
          label.insertAfter(element);
          }
        }
      }
      if ( !message && this.settings.success ) {
        label.text("");
        if ( typeof this.settings.success === "string" ) {
          label.addClass( this.settings.success );
        } else {
          this.settings.success( label, element );
        }
      }
      this.toShow = this.toShow.add(label);
    },

    errorsFor: function(element) {
      var name = this.idOrName(element);
      return this.errors().filter(function() {
        return $(this).attr('for') === name;
      });
    },

    idOrName: function(element) {
      return this.groups[element.name] || (this.checkable(element) ? element.name : element.id || element.name);
    },

    validationTargetFor: function(element) {
      // if radio/checkbox, validate first element in group instead
      if (this.checkable(element)) {
        element = this.findByName( element.name ).not(this.settings.ignore)[0];
      }
      return element;
    },

    checkable: function( element ) {
      return (/radio|checkbox/i).test(element.type);
    },

    findByName: function( name ) {
      return $(this.currentForm).find('[name="' + name + '"]');
    },

    getLength: function(value, element) {
      switch( element.nodeName.toLowerCase() ) {
      case 'select':
        return $("option:selected", element).length;
      case 'input':
        if( this.checkable( element) ) {
          return this.findByName(element.name).filter(':checked').length;
        }
      }
      return value.length;
    },

    depend: function(param, element) {
      return this.dependTypes[typeof param] ? this.dependTypes[typeof param](param, element) : true;
    },

    dependTypes: {
      "boolean": function(param, element) {
        return param;
      },
      "string": function(param, element) {
        return !!$(param, element.form).length;
      },
      "function": function(param, element) {
        return param(element);
      }
    },

    optional: function(element) {
      var val = this.elementValue(element);
      return !$.validator.methods.required.call(this, val, element) && "dependency-mismatch";
    },

    startRequest: function(element) {
      if (!this.pending[element.name]) {
        this.pendingRequest++;
        this.pending[element.name] = true;
      }
    },

    stopRequest: function(element, valid) {
      this.pendingRequest--;
      // sometimes synchronization fails, make sure pendingRequest is never < 0
      if (this.pendingRequest < 0) {
        this.pendingRequest = 0;
      }
      delete this.pending[element.name];
      if ( valid && this.pendingRequest === 0 && this.formSubmitted && this.form() ) {
        $(this.currentForm).submit();
        this.formSubmitted = false;
      } else if (!valid && this.pendingRequest === 0 && this.formSubmitted) {
        $(this.currentForm).triggerHandler("invalid-form", [this]);
        this.formSubmitted = false;
      }
    },

    previousValue: function(element) {
      return $.data(element, "previousValue") || $.data(element, "previousValue", {
        old: null,
        valid: true,
        message: this.defaultMessage( element, "remote" )
      });
    }

  },

  classRuleSettings: {
    required: {required: true},
    email: {email: true},
    url: {url: true},
    date: {date: true},
    dateISO: {dateISO: true},
    number: {number: true},
    digits: {digits: true},
    creditcard: {creditcard: true}
  },

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

  classRules: function(element) {
    var rules = {};
    var classes = $(element).attr('class');
    if ( classes ) {
      $.each(classes.split(' '), function() {
        if (this in $.validator.classRuleSettings) {
          $.extend(rules, $.validator.classRuleSettings[this]);
        }
      });
    }
    return rules;
  },

  attributeRules: function(element) {
    var rules = {};
    var $element = $(element);

    for (var method in $.validator.methods) {
      var value;

      // support for <input required> in both html5 and older browsers
      if (method === 'required') {
        value = $element.get(0).getAttribute(method);
        // Some browsers return an empty string for the required attribute
        // and non-HTML5 browsers might have required="" markup
        if (value === "") {
          value = true;
        }
        // force non-HTML5 browsers to return bool
        value = !!value;
      } else {
        value = $element.attr(method);
      }

      if (value) {
        rules[method] = value;
      } else if ($element[0].getAttribute("type") === method) {
        rules[method] = true;
      }
    }

    // maxlength may be returned as -1, 2147483647 (IE) and 524288 (safari) for text inputs
    if (rules.maxlength && /-1|2147483647|524288/.test(rules.maxlength)) {
      delete rules.maxlength;
    }

    return rules;
  },

  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";
      }
      if ( element.nodeName.toLowerCase() === "select" ) {
        // could be an array for select-multiple or a string, both are fine this way
        var val = $(element).val();
        return val && val.length > 0;
      }
      if ( this.checkable(element) ) {
        return this.getLength(value, element) > 0;
      }
      return $.trim(value).length > 0;
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/remote
    remote: function(value, element, param) {
      if ( this.optional(element) ) {
        return "dependency-mismatch";
      }

      var previous = this.previousValue(element);
      if (!this.settings.messages[element.name] ) {
        this.settings.messages[element.name] = {};
      }
      previous.originalMessage = this.settings.messages[element.name].remote;
      this.settings.messages[element.name].remote = previous.message;

      param = typeof param === "string" && {url:param} || param;

      if ( 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 || response === "true";
          if ( valid ) {
            var submitted = validator.formSubmitted;
            validator.prepareElement(element);
            validator.formSubmitted = submitted;
            validator.successList.push(element);
            delete validator.invalid[element.name];
            validator.showErrors();
          } else {
            var errors = {};
            var message = response || validator.defaultMessage( element, "remote" );
            errors[element.name] = previous.message = $.isFunction(message) ? message(value) : message;
            validator.invalid[element.name] = true;
            validator.showErrors(errors);
          }
          previous.valid = valid;
          validator.stopRequest(element, valid);
        }
      }, param));
      return "pending";
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/minlength
    minlength: function(value, element, param) {
      var length = $.isArray( value ) ? value.length : this.getLength($.trim(value), element);
      return this.optional(element) || length >= param;
    },

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

    // http://docs.jquery.com/Plugins/Validation/Methods/rangelength
    rangelength: function(value, element, param) {
      var length = $.isArray( value ) ? value.length : this.getLength($.trim(value), element);
      return this.optional(element) || ( length >= param[0] && length <= param[1] );
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/min
    min: function( value, element, param ) {
      return this.optional(element) || value >= param;
    },

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

    // http://docs.jquery.com/Plugins/Validation/Methods/range
    range: function( value, element, param ) {
      return this.optional(element) || ( value >= param[0] && value <= param[1] );
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/email
    email: function(value, element) {
      // contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
      return this.optional(element) || /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))$/i.test(value);
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/url
    url: function(value, element) {
      // contributed by Scott Gonzalez: http://projects.scottsplayground.com/iri/
      return this.optional(element) || /^(https?|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);
        nDigit = parseInt(cDigit, 10);
        if (bEven) {
          if ((nDigit *= 2) > 9) {
            nDigit -= 9;
          }
        }
        nCheck += nDigit;
        bEven = !bEven;
      }

      return (nCheck % 10) === 0;
    },

    // http://docs.jquery.com/Plugins/Validation/Methods/equalTo
    equalTo: function(value, element, param) {
      // bind to the blur event of the target in order to revalidate whenever the target field is updated
      // TODO find a way to bind the event just once, avoiding the unbind-rebind overhead
      var target = $(param);
      if (this.settings.onfocusout) {
        target.unbind(".validate-equalTo").bind("blur.validate-equalTo", function() {
          $(element).valid();
        });
      }
      return value === target.val();
    }

  }

});

// deprecated, use $.validator.format instead
$.format = $.validator.format;

}(jQuery));

// ajax mode: abort
// usage: $.ajax({ mode: "abort"[, port: "uniqueport"]});
// if mode:"abort" is used, the previous request on that port (port can be undefined) is aborted via XMLHttpRequest.abort()
(function($) {
  var pendingRequests = {};
  // Use a prefilter if available (1.5+)
  if ( $.ajaxPrefilter ) {
    $.ajaxPrefilter(function(settings, _, xhr) {
      var port = settings.port;
      if (settings.mode === "abort") {
        if ( pendingRequests[port] ) {
          pendingRequests[port].abort();
        }
        pendingRequests[port] = xhr;
      }
    });
  } else {
    // Proxy ajax
    var ajax = $.ajax;
    $.ajax = function(settings) {
      var mode = ( "mode" in settings ? settings : $.ajaxSettings ).mode,
        port = ( "port" in settings ? settings : $.ajaxSettings ).port;
      if (mode === "abort") {
        if ( pendingRequests[port] ) {
          pendingRequests[port].abort();
        }
        return (pendingRequests[port] = ajax.apply(this, arguments));
      }
      return ajax.apply(this, arguments);
    };
  }
}(jQuery));

// provides 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) {
          var args = arguments;
          args[0] = $.event.fix(e);
          args[0].type = fix;
          return $.event.handle.apply(this, args);
        }
      };
      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));