Data Annotation in ASP NET MVC C# || Code First Approach Entity Framewor...

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.ComponentModel.DataAnnotations;

using System.ComponentModel.DataAnnotations.Schema;





namespace WebApplication1.Models

{

    [Table("tbl_user")]

    public class User

    {

        [Key]

        public int UserId { get; set; }





        [Display(Name="Name")]

        [Required(ErrorMessage="*")]

        [StringLength(50,ErrorMessage="Name should contain Atmost 50 characters")]

        [MinLength(3,ErrorMessage="Name should contain Atleast 3 characters")]

        [RegularExpression("^[a-z -']+$",ErrorMessage="Invalid Name")]

        public string Username { get; set; }





        [Display(Name = "Email")]

        [Required(ErrorMessage = "*")]

        [StringLength(50, ErrorMessage = "Email should contain Atmost 50 characters")]

        [MinLength(15, ErrorMessage = "Name should contain Atleast 15 characters")]

        [RegularExpression(@"^([\w\.\-]+)@([\w\-]+)((\.(\w){2,3})+)$", ErrorMessage = "Invalid Email")]

        public string UserEmail { get; set; }



        [Display(Name = "Date of Birth")]

        [Required(ErrorMessage = "*")]

        [DataType(DataType.Date)]

        public string Userdob { get; set; }





        [Display(Name = "Password")]

        [Required(ErrorMessage = "*")]

        [StringLength(50, ErrorMessage = "Password should contain Atmost 50 characters")]

        [MinLength(6, ErrorMessage = "Password should contain Atleast  6 characters")]

     

        public string userpassword { get; set; }



        [Display(Name = "Confrim Password")]

        [Required(ErrorMessage = "*")]

        [Compare("userpassword",ErrorMessage="Password Does not match...")]

        public string usercpassword { get; set; }





   

   

   

   

   

    }



}

More Directives in Angular JS || Basics of Angular JS || Part-3

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

    <title></title>

    <link href="Content/bootstrap.min.css" rel="stylesheet" />

    <link href="Content/bootstrap.css" rel="stylesheet" />

    <script src="Scripts/angular.js"></script>

    <script src="Scripts/angular.min.js"></script>

</head>

<body ng-app="">



    <div ng-init="Checked=true;Checked1=true;Checked2=true;Checked3=true">



        Header<input type="checkbox" ng-model="Checked" />

        Section<input type="checkbox" ng-model="Checked1" />

        Footer<input type="checkbox" ng-model="Checked2" />

        Read Only<input type="checkbox" ng-model="Checked3" />

        <header ng-if="Checked" style="background-color:#b6ff00;width:100%;height:200px; margin:0 auto;"></header>



        <section ng-if="Checked1" style="background-color: #ffd800;width:100%;height:700px; margin:0 auto;">



            <div class="container">



                <input type="text" ng-readonly="Checked3" class="form-control" />

                <br />

                <input type="text" ng-disabled="Checked3" class="form-control" />



                <br />



                <div class="container">

                    <div ng-init="employee=[{ID:1001,name:'ali',Department:'IT'} ,{ID:1002,name:'AHMED',Department:'MANAGER'},{ID:1003,name:'BASIT',Department:'HR'},{ID:1004,name:'salman',Department:'Software'}]">



                        <table class="table table-responsive">

                            <thead>

                                <tr>

                                    <th>ID</th>

                                    <th>NAME</th>

                                    <th>DEPARTMENT</th>



                                </tr>



                            </thead>

                            <tbody>

                                <tr ng-repeat="x in employee">

                                    <td>{{x.ID}}</td>

                                    <td>{{x.name}}</td>

                                    <td>{{x.Department}}</td>



                                </tr>





                            </tbody>







                        </table>











                    </div>

                    </div>















            </div>

        </section>



        <footer ng-if="Checked2" style="background-color:#ff0000;width:100%;height:200px; margin:0 auto;"></footer>













    </div>











</body>

</html>

Encrypt a Column In database , Asp.net mvc Quiz Application part-6

Download the source code

Sql query to update table schema:

alter table tbl_categroy

add cat_encyptedstring nvarchar(max)

Encryption method:

 public static string Encrypt(string toEncrypt, bool useHashing)

        {

            byte[] keyArray;

            byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(toEncrypt);

            System.Configuration.AppSettingsReader settingsReader = new AppSettingsReader();

            // Get the key from config file

            string key = (string)settingsReader.GetValue("SecurityKey", typeof(String));

            //System.Windows.Forms.MessageBox.Show(key);

            if (useHashing)

            {

                MD5CryptoServiceProvider hashmd5 = new MD5CryptoServiceProvider();

                keyArray = hashmd5.ComputeHash(UTF8Encoding.UTF8.GetBytes(key));

                hashmd5.Clear();

            }

            else

                keyArray = UTF8Encoding.UTF8.GetBytes(key);

            TripleDESCryptoServiceProvider tdes = new TripleDESCryptoServiceProvider();

            tdes.Key = keyArray;

            tdes.Mode = CipherMode.ECB;

            tdes.Padding = PaddingMode.PKCS7;

            ICryptoTransform cTransform = tdes.CreateEncryptor();

            byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);

            tdes.Clear();

            return Convert.ToBase64String(resultArray, 0, resultArray.Length);

        }

Student Login and Signup,Quiz Application asp net mvc

Click here to download source code

Quiz application part 4

Click here to download

Delete Data In ASP.NET MVC using AJAX and POP UP MODAL

CONTROLLER CODE

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.Mvc;

using WebApplication30.Models;

namespace WebApplication30.Controllers

{

    public class HomeController : Controller

    {

        dbsalmanEntities db = new dbsalmanEntities();

        public ActionResult Index()

        {

            return View(db.tbl_student.Where(x=>x.std_isactive==true).ToList());

        }

        public JsonResult DeleteEmployee(int EmployeeId)

        {

            bool result = false;

            tbl_student s = db.tbl_student.Where(x => x.std_id == EmployeeId).SingleOrDefault();

            if (s!=null)

            {

                s.std_isactive = false;

                db.SaveChanges();

                result = true;

            }

            return Json(result, JsonRequestBehavior.AllowGet);

        }

        //

        public ActionResult About()

        {

            ViewBag.Message = "Your application description page.";

            return View();

        }

        public ActionResult Contact()

        {

            ViewBag.Message = "Your contact page.";

            return View();

        }

    }

}

Index.cshtml CODE:

@model IEnumerable<WebApplication30.Models.tbl_student>

@{

    ViewBag.Title = "Index";

}

<script src="~/Scripts/jquery-1.10.2.min.js"></script>

<link href="~/Content/bootstrap.min.css" rel="stylesheet" />

<script src="~/Scripts/bootstrap.min.js"></script>

<h2>Delete Data</h2>

<div class="" style="width:40%;margin-top:2%">

    <table class="table table-responsive">

        <thead>

            <tr>

                <th>ID</th>

                <th>NAME</th>

                <th>ADMISSION DATE</th>

            </tr>

        </thead>

        <tbody>

            @foreach (var item in Model)

            {

                <tr id="row_@item.std_id">

                    <td>@item.std_id</td>

                    <td>@item.std_name</td>

                    <td>@item.std_admissiondate</td>

                    <td><a class="btn btn-danger" onclick="ConfirmDelete(@item.std_id)">Delete <i class="glyphicon-trash"></i>  </a></td>

                </tr>

            }

        </tbody>

    </table>

    <div class="modal fade" id="myModal">

        <div class="modal-dialog">

            <div class="modal-content">

                

                

                <div class="modal-header">

                    <a href="#" class="close" data-dismiss="modal">&times;</a>

                    <h3 class="modal-title">Delete Employee</h3>

                </div>

                <div class="modal-body">

                    <h4>Are you sure ? You want to delete this. </h4>

                    <div style="text-align:center;display:none" id="loaderDiv">

                        <img src="~/Content/img/2xkV.gif"  style="height:200px;width:200px"/>

                    </div>

                </div>

                <div class="modal-footer">

                    <a href="#" class="btn btn-default" data-dismiss="modal">Cancel</a>

                    <a href="#" class="btn btn-success" onclick="DeleteEmployee()">Confirm</a>

                </div>

            </div>

        </div>

    </div>

    <input type="hidden" id="hiddenEmployeeId" />

</div>

<script>

    var ConfirmDelete = function (EmployeeId)

    {

        $("#hiddenEmployeeId").val(EmployeeId);

        $("#myModal").modal('show');

    }

    var DeleteEmployee = function ()

    {

        $("#loaderDiv").show();

        var empId = $("#hiddenEmployeeId").val();

        $.ajax({

            type: "POST",

            url: "/Home/DeleteEmployee",

            data: { EmployeeId: empId },

            success: function (result) {

                $("#loaderDiv").hide();

                $("#myModal").modal("hide");

                $("#row_" + empId).remove();

            }

        })

    }

</script>

Making Admin Panel in Online Quiz Application Asp.net MVC C#

Click here to download the source code