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Custom Membership Providers

, 18 Oct 2013
This article concentrates on implementing forms authentication for an ASP.NET MVC application.
Custom-Membership-Providers-Using_Entity-Framework-noexe.zip
Custom-Membership-Providers-Using_Entity-Framework
.gitignore
CustomMembershipEF
Content
Contexts
Controllers
Entities
Global.asax
Infrastructure
Interfaces
Models
Properties
Scripts
Services
Views
Account
Home
Shared
packages
EntityFramework.4.1.10331.0
EntityFramework.4.1.10331.0.nupkg
lib
jQuery.1.8.3
Content
Scripts
jQuery.1.8.3.nupkg
Tools
common.ps1
install.ps1
uninstall.ps1
jQuery.Validation.1.10.0
Content
Scripts
jQuery.Validation.1.10.0.nupkg
README.md
Custom-Membership-Providers-Using_Entity-Framework.zip
.gitignore
Global.asax
EntityFramework.4.1.10331.0.nupkg
EntityFramework.dll
jQuery.1.8.3.nupkg
common.ps1
install.ps1
uninstall.ps1
jQuery.Validation.1.10.0.nupkg
README.md
CustomMembership.zip
CustomMembership
CustomMembership
App_Data
bin
CustomMembership.dll
CustomMembership.pdb
Content
Controllers
CustomMembership.csproj.user
Global.asax
Models
Properties
Scripts
Views
Account
Home
Shared
CustomMembership.suo
/// <reference path="jquery-1.5.1.js" />
/// <reference path="jquery.validate.js" />

/*!
** Unobtrusive validation support library for jQuery and jQuery Validate
** Copyright (C) Microsoft Corporation. All rights reserved.
*/

/*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));

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

About the Author

Karthik. A
Software Developer
United States United States
Just another passionate software developer! I recently acquired my MCTS Wink | ;)
 
My latest contribution to the open source world is a blog engine written in MVC 3 - sBlog.Net. Check it out here. For the codeproject article regarding sBlog.Net click here!
 
I have recently (re)launched my web-site. Check it out at http://thekfactor.info!

Eventually, I have a blog under my own sub-domain. It is http://blog.thekfactor.info

Also check out my latest app - directory comparer [codeproject article and dedicated site] and my latest jquery plugin - partial collapsible panel!!!


All sites were developed in ASP.Net MVC 2 Smile | :)

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