text: ﻿/// <reference path="jquery-1.5.1.js" />
  /// <reference path="jquery.validate.js" />
  
  /*jslint white: true, browser: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: true, newcap: true, immed: true, strict: false */
  /*global document: false, jQuery: false */
  
  (function ($) {
      var $jQval = $.validator,
          adapters,
          data_validation = "unobtrusiveValidation";
  
      function setValidationValues(options, ruleName, value) {
          options.rules[ruleName] = value;
          if (options.message) {
              options.messages[ruleName] = options.message;
          }
      }
  
      function splitAndTrim(value) {
          return value.replace(/^\s+|\s+$/g, "").split(/\s*,\s*/g);
      }
  
      function getModelPrefix(fieldName) {
          return fieldName.substr(0, fieldName.lastIndexOf(".") + 1);
      }
  
      function appendModelPrefix(value, prefix) {
          if (value.indexOf("*.") === 0) {
              value = value.replace("*.", prefix);
          }
          return value;
      }
  
      function onError(error, inputElement) {  // 'this' is the form element
          var container = $(this).find("[data-valmsg-for='" + inputElement[0].name + "']"),
              replace = $.parseJSON(container.attr("data-valmsg-replace")) !== false;
  
          container.removeClass("field-validation-valid").addClass("field-validation-error");
          error.data("unobtrusiveContainer", container);
  
          if (replace) {
              container.empty();
              error.removeClass("input-validation-error").appendTo(container);
          }
          else {
              error.hide();
          }
      }
  
      function onErrors(form, validator) {  // 'this' is the form element
          var container = $(this).find("[data-valmsg-summary=true]"),
              list = container.find("ul");
  
          if (list && list.length && validator.errorList.length) {
              list.empty();
              container.addClass("validation-summary-errors").removeClass("validation-summary-valid");
  
              $.each(validator.errorList, function () {
                  $("<li />").html(this.message).appendTo(list);
              });
          }
      }
  
      function onSuccess(error) {  // 'this' is the form element
          var container = error.data("unobtrusiveContainer"),
              replace = $.parseJSON(container.attr("data-valmsg-replace"));
  
          if (container) {
              container.addClass("field-validation-valid").removeClass("field-validation-error");
              error.removeData("unobtrusiveContainer");
  
              if (replace) {
                  container.empty();
              }
          }
      }
  
      function validationInfo(form) {
          var $form = $(form),
              result = $form.data(data_validation);
  
          if (!result) {
              result = {
                  options: {  // options structure passed to jQuery Validate's validate() method
                      errorClass: "input-validation-error",
                      errorElement: "span",
                      errorPlacement: $.proxy(onError, form),
                      invalidHandler: $.proxy(onErrors, form),
                      messages: {},
                      rules: {},
                      success: $.proxy(onSuccess, form)
                  },
                  attachValidation: function () {
                      $form.validate(this.options);
                  },
                  validate: function () {  // a validation function that is called by unobtrusive Ajax
                      $form.validate();
                      return $form.valid();
                  }
              };
              $form.data(data_validation, result);
          }
  
          return result;
      }
  
      $jQval.unobtrusive = {
          adapters: [],
  
          parseElement: function (element, skipAttach) {
              /// <summary>
              /// Parses a single HTML element for unobtrusive validation attributes.
              /// </summary>
              /// <param name="element" domElement="true">The HTML element to be parsed.</param>
              /// <param name="skipAttach" type="Boolean">[Optional] true to skip attaching the
              /// validation to the form. If parsing just this single element, you should specify true.
              /// If parsing several elements, you should specify false, and manually attach the validation
              /// to the form when you are finished. The default is false.</param>
              var $element = $(element),
                  form = $element.parents("form")[0],
                  valInfo, rules, messages;
  
              if (!form) {  // Cannot do client-side validation without a form
                  return;
              }
  
              valInfo = validationInfo(form);
              valInfo.options.rules[element.name] = rules = {};
              valInfo.options.messages[element.name] = messages = {};
  
              $.each(this.adapters, function () {
                  var prefix = "data-val-" + this.name,
                      message = $element.attr(prefix),
                      paramValues = {};
  
                  if (message !== undefined) {  // Compare against undefined, because an empty message is legal (and falsy)
                      prefix += "-";
  
                      $.each(this.params, function () {
                          paramValues[this] = $element.attr(prefix + this);
                      });
  
                      this.adapt({
                          element: element,
                          form: form,
                          message: message,
                          params: paramValues,
                          rules: rules,
                          messages: messages
                      });
                  }
              });
  
              jQuery.extend(rules, { "__dummy__": true });
  
              if (!skipAttach) {
                  valInfo.attachValidation();
              }
          },
  
          parse: function (selector) {
              /// <summary>
              /// Parses all the HTML elements in the specified selector. It looks for input elements decorated
              /// with the [data-val=true] attribute value and enables validation according to the data-val-*
              /// attribute values.
              /// </summary>
              /// <param name="selector" type="String">Any valid jQuery selector.</param>
              $(selector).find(":input[data-val=true]").each(function () {
                  $jQval.unobtrusive.parseElement(this, true);
              });
  
              $("form").each(function () {
                  var info = validationInfo(this);
                  if (info) {
                      info.attachValidation();
                  }
              });
          }
      };
  
      adapters = $jQval.unobtrusive.adapters;
  
      adapters.add = function (adapterName, params, fn) {
          /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation.</summary>
          /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
          /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
          /// <param name="params" type="Array" optional="true">[Optional] An array of parameter names (strings) that will
          /// be extracted from the data-val-nnnn-mmmm HTML attributes (where nnnn is the adapter name, and
          /// mmmm is the parameter name).</param>
          /// <param name="fn" type="Function">The function to call, which adapts the values from the HTML
          /// attributes into jQuery Validate rules and/or messages.</param>
          /// <returns type="jQuery.validator.unobtrusive.adapters" />
          if (!fn) {  // Called with no params, just a function
              fn = params;
              params = [];
          }
          this.push({ name: adapterName, params: params, adapt: fn });
          return this;
      };
  
      adapters.addBool = function (adapterName, ruleName) {
          /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
          /// the jQuery Validate validation rule has no parameter values.</summary>
          /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
          /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
          /// <param name="ruleName" type="String" optional="true">[Optional] The name of the jQuery Validate rule. If not provided, the value
          /// of adapterName will be used instead.</param>
          /// <returns type="jQuery.validator.unobtrusive.adapters" />
          return this.add(adapterName, function (options) {
              setValidationValues(options, ruleName || adapterName, true);
          });
      };
  
      adapters.addMinMax = function (adapterName, minRuleName, maxRuleName, minMaxRuleName, minAttribute, maxAttribute) {
          /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
          /// the jQuery Validate validation has three potential rules (one for min-only, one for max-only, and
          /// one for min-and-max). The HTML parameters are expected to be named -min and -max.</summary>
          /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
          /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
          /// <param name="minRuleName" type="String">The name of the jQuery Validate rule to be used when you only
          /// have a minimum value.</param>
          /// <param name="maxRuleName" type="String">The name of the jQuery Validate rule to be used when you only
          /// have a maximum value.</param>
          /// <param name="minMaxRuleName" type="String">The name of the jQuery Validate rule to be used when you
          /// have both a minimum and maximum value.</param>
          /// <param name="minAttribute" type="String" optional="true">[Optional] The name of the HTML attribute that
          /// contains the minimum value. The default is "min".</param>
          /// <param name="maxAttribute" type="String" optional="true">[Optional] The name of the HTML attribute that
          /// contains the maximum value. The default is "max".</param>
          /// <returns type="jQuery.validator.unobtrusive.adapters" />
          return this.add(adapterName, [minAttribute || "min", maxAttribute || "max"], function (options) {
              var min = options.params.min,
                  max = options.params.max;
  
              if (min && max) {
                  setValidationValues(options, minMaxRuleName, [min, max]);
              }
              else if (min) {
                  setValidationValues(options, minRuleName, min);
              }
              else if (max) {
                  setValidationValues(options, maxRuleName, max);
              }
          });
      };
  
      adapters.addSingleVal = function (adapterName, attribute, ruleName) {
          /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
          /// the jQuery Validate validation rule has a single value.</summary>
          /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
          /// in the data-val-nnnn HTML attribute(where nnnn is the adapter name).</param>
          /// <param name="attribute" type="String">[Optional] The name of the HTML attribute that contains the value.
          /// The default is "val".</param>
          /// <param name="ruleName" type="String" optional="true">[Optional] The name of the jQuery Validate rule. If not provided, the value
          /// of adapterName will be used instead.</param>
          /// <returns type="jQuery.validator.unobtrusive.adapters" />
          return this.add(adapterName, [attribute || "val"], function (options) {
              setValidationValues(options, ruleName || adapterName, options.params[attribute]);
          });
      };
  
      $jQval.addMethod("__dummy__", function (value, element, params) {
          return true;
      });
  
      $jQval.addMethod("regex", function (value, element, params) {
          var match;
          if (this.optional(element)) {
              return true;
          }
  
          match = new RegExp(params).exec(value);
          return (match && (match.index === 0) && (match[0].length === value.length));
      });
  
      adapters.addSingleVal("accept", "exts").addSingleVal("regex", "pattern");
      adapters.addBool("creditcard").addBool("date").addBool("digits").addBool("email").addBool("number").addBool("url");
      adapters.addMinMax("length", "minlength", "maxlength", "rangelength").addMinMax("range", "min", "max", "range");
      adapters.add("equalto", ["other"], function (options) {
          var prefix = getModelPrefix(options.element.name),
              other = options.params.other,
              fullOtherName = appendModelPrefix(other, prefix),
              element = $(options.form).find(":input[name=" + fullOtherName + "]")[0];
  
          setValidationValues(options, "equalTo", element);
      });
      adapters.add("required", function (options) {
          // jQuery Validate equates "required" with "mandatory" for checkbox elements
          if (options.element.tagName.toUpperCase() !== "INPUT" || options.element.type.toUpperCase() !== "CHECKBOX") {
              setValidationValues(options, "required", true);
          }
      });
      adapters.add("remote", ["url", "type", "additionalfields"], function (options) {
          var value = {
              url: options.params.url,
              type: options.params.type || "GET",
              data: {}
          },
              prefix = getModelPrefix(options.element.name);
  
          $.each(splitAndTrim(options.params.additionalfields || options.element.name), function (i, fieldName) {
              var paramName = appendModelPrefix(fieldName, prefix);
              value.data[paramName] = function () {
                  return $(options.form).find(":input[name='" + paramName + "']").val();
              };
          });
  
          setValidationValues(options, "remote", value);
      });
  
      $(function () {
          $jQval.unobtrusive.parse(document);
      });
  }(jQuery));