using(var repository = new Repository())
{
repository.Delete(myClass);
return true;
}
using System.Collections.Generic; namespace jQueryMvcSample05.Models { public class Survey { public int Id { set; get; } public string Title { set; get; } public virtual ICollection<SurveyItem> SurveyItems { set; get; } } }
namespace jQueryMvcSample05.Models { public class SurveyItem { public int Id { set; get; } public string Title { set; get; } public int Order { set; get; } //[ForeignKey("SurveyId")] public virtual Survey Survey { set; get; } public int SurveyId { set; get; } } }
using System.Collections.Generic; using jQueryMvcSample05.Models; namespace jQueryMvcSample05.DataSource { /// <summary> /// یک منبع داده فرضی جهت دموی سادهتر برنامه /// </summary> public static class SurveysDataSource { private static IList<Survey> _surveysCache; static SurveysDataSource() { _surveysCache = createSurveys(); } public static IList<Survey> SystemSurveys { get { return _surveysCache; } } private static IList<Survey> createSurveys() { var results = new List<Survey>(); for (int i = 1; i < 6; i++) { results.Add(new Survey { Id = i, Title = "نظر سنجی " + i, SurveyItems = new List<SurveyItem> { new SurveyItem{ Id = 1, SurveyId = i, Title = "گزینه 1", Order = 1 }, new SurveyItem{ Id = 2, SurveyId = i, Title = "گزینه 2", Order = 2 }, new SurveyItem{ Id = 3, SurveyId = i, Title = "گزینه 3", Order = 3 }, new SurveyItem{ Id = 4, SurveyId = i, Title = "گزینه 4", Order = 4 } } }); } return results; } } }
using System.Collections.Generic; using System.Linq; using System.Web.Mvc; using System.Web.UI; using jQueryMvcSample05.DataSource; using jQueryMvcSample05.Security; namespace jQueryMvcSample05.Controllers { public class HomeController : Controller { [HttpGet] public ActionResult Index() { var surveysList = SurveysDataSource.SystemSurveys; return View(surveysList); } [HttpPost] [AjaxOnly] [OutputCache(Location = OutputCacheLocation.None, NoStore = true)] public ActionResult SortItems(int? surveyId, string[] items) { if (items == null || items.Length == 0 || surveyId == null) return Content("nok"); updateSurvey(surveyId, items); return Content("ok"); } /// <summary> /// این متد جهت آشنایی با پروسه به روز رسانی ترتیب گزینهها در اینجا قرار گرفته است /// بدیهی است محل قرارگیری آن باید در لایه سرویس برنامه اصلی باشد /// </summary> private static void updateSurvey(int? surveyId, string[] items) { var itemIds = new List<int>(); foreach (var item in items) { itemIds.Add(int.Parse(item.Replace("item-row-", string.Empty))); } var survey = SurveysDataSource.SystemSurveys.FirstOrDefault(x => x.Id == surveyId.Value); if (survey == null) return; int order = 0; foreach (var itemId in itemIds) { order++; var surveyItem = survey.SurveyItems.FirstOrDefault(x => x.Id == itemId); if (surveyItem == null) continue; surveyItem.Order = order; } //todo: call save changes .... } } }
@model IList<jQueryMvcSample05.Models.Survey> @{ ViewBag.Title = "Index"; var sortUrl = Url.Action(actionName: "SortItems", controllerName: "Home"); } <h2> نظر سنجیها</h2> @foreach (var survey in Model) { <fieldset> <legend>@survey.Title</legend> <div id="sortable-@survey.Id"> @foreach (var surveyItem in survey.SurveyItems.OrderBy(x => x.Order)) { <div id="item-row-@surveyItem.Id"> <span class="handles">::</span> @surveyItem.Title </div> } </div> </fieldset> } <div> لطفا برای تغییر ترتیب آیتمهای تعریف شده، از امکان کشیدن و رها کردن تعریف شده بر روی آیکونهای :: در کنار هر آیتم استفاده نمائید. </div> @section JavaScript { <script type="text/javascript"> $(document).ready(function () { $('div[id^="sortable"]').sortable({ handle: 'span' }).bind('sortupdate', function (e, ui) { var sortableItemId = $(ui.item).parent().attr('id'); var surveyId = sortableItemId.replace('sortable-', ''); var items = []; $('#' + sortableItemId + ' div').each(function () { items.push($(this).attr('id')); }); //alert(items.join('&')); $.ajax({ type: "POST", url: "@sortUrl", data: JSON.stringify({ items: items, surveyId: surveyId }), contentType: "application/json; charset=utf-8", dataType: "json", complete: function (xhr, status) { var data = xhr.responseText; if (xhr.status == 403) { window.location = "/login"; } else if (status === 'error' || !data || data == "nok") { alert('خطایی رخ داده است'); } else { alert('انجام شد'); } } }); }); }); </script> }
$('div[id^="sortable"]').sortable
var sortableItemId = $(ui.item).parent().attr('id'); var surveyId = sortableItemId.replace('sortable-', ''); var items = []; $('#' + sortableItemId + ' div').each(function () { items.push($(this).attr('id')); });
data: JSON.stringify({ items: items, surveyId: surveyId })
public ActionResult SortItems(int? surveyId, string[] items)
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> <Button android:id="@+id/MyButton" android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/Hello" /> </LinearLayout>
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> <ListView android:background="#fff" android:id="@+id/NameListView" android:layout_width="match_parent" android:layout_height="match_parent" /> </LinearLayout>
protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); SetContentView(Resource.Layout.Main); List<string> namesList = new List<string> { "Mohammad","Fatemeh","Ali","Hasan","Husein","Mohsen","Mahdi", }; var namesAdapter = new ArrayAdapter<string> (this, Android.Resource.Layout.SimpleListItem1, namesList); var listview = FindViewById<ListView>(Resource.Id.NameListView); listview.Adapter = namesAdapter; }
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="horizontal" android:layout_width="match_parent" android:layout_height="wrap_content" android:padding="14dp"> <TextView android:text="" android:gravity="center_vertical" android:layout_width="wrap_content" android:layout_height="match_parent" android:id="@+id/idTextView" /> <TextView android:text="" android:gravity="center_vertical" android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/nameTextView" android:layout_marginLeft="14dp" /> </LinearLayout>
namespace DotSystem.ir.App1.Model { public class Person { public int Id { get; set; } public string PersonName { get; set; } }
namespace DotSystem.ir.App1.Adapters { public class PersonAdapter : BaseAdapter<Model.Person> { public override Person this[int position] { get { throw new NotImplementedException(); } } public override int Count { get { throw new NotImplementedException(); } } public override long GetItemId(int position) { throw new NotImplementedException(); } public override View GetView(int position, View convertView, ViewGroup parent) { throw new NotImplementedException(); } } }
namespace DotSystem.ir.App1.Adapters { public class PersonAdapter : BaseAdapter<Person> { protected Activity _activity = null; protected List<Person> _list = null; public PersonAdapter(Activity activity, List<Person> list) { _activity = activity; _list = list; } public override Person this[int position] { get { return _list[position]; } } public override int Count { get { return _list.Count; } } public override long GetItemId(int position) { return _list[position].Id; } public override View GetView(int position, View convertView, ViewGroup parent) { throw new NotImplementedException(); } } }
public override View GetView(int position, View convertView, ViewGroup parent) { if (convertView == null) convertView = _activity.LayoutInflater .Inflate(Resource.Layout.PersonListViewItemLayout, parent, false); var idTextView = convertView.FindViewById<TextView>(Resource.Id.idTextView); var nameTextView = convertView.FindViewById<TextView>(Resource.Id.NameListView); var persion = _list[position]; idTextView.Text = persion.Id.ToString(); nameTextView.Text = persion.PersonName; return convertView; }
protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); SetContentView(Resource.Layout.Main); List<Model.Person> personList = new List<Model.Person> { new Model.Person() {Id = 1, PersonName = "Mohammad", }, new Model.Person() {Id = 2, PersonName = "Ali", }, new Model.Person() {Id = 3, PersonName = "Fatemeh", }, new Model.Person() {Id = 4, PersonName = "hasan", }, new Model.Person() {Id = 5, PersonName = "Husein", }, new Model.Person() {Id = 6, PersonName = "Mohsen", }, new Model.Person() {Id = 14, PersonName = "Mahdi", }, }; var personAdapter = new Adapters.PersonAdapter(this, personList); var listview = FindViewById<ListView>(Resource.Id.NameListView); listview.Adapter = personAdapter; }
ASP.NET CORE Identity Under the Hood | Authentication & Authorization | .NET 8
00:00:00 Introduction
00:04:31 1. Security Overview
00:10:34 2. Authentication and Authorization Flow
00:17:18 3. ASP.NET Core Basics
00:23:31 4. Security Context in ASP.NET Core
00:27:23 5. Anonymous Identity
00:33:26 6. Create a Login Page with Razor Pages
00:46:02 7. Generate Cookie with Cookie Authentication Handler
01:06:01 8. Authenticaiton Middle and Authentication Scheme
01:15:16 9. Authorization Architecture Flow
01:23:58 10. Simple Policy based Authorization
01:43:50 11. Login & Logout Partial View
01:52:56 12. Custom Policy based Authorization
02:05:11 13. Cookie Lifespan & Browser Session
using Microsoft.AspNetCore.Identity; namespace BlazorServer.Entities { public class ApplicationUser : IdentityUser { public string Name { get; set; } } }
public class ApplicationDbContext : IdentityDbContext<ApplicationUser>
namespace BlazorWasm.WebApi { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { services.AddIdentity<ApplicationUser, IdentityRole>() .AddEntityFrameworkStores<ApplicationDbContext>() .AddDefaultTokenProviders(); // ...
dotnet tool update --global dotnet-ef --version 5.0.4 dotnet build dotnet ef migrations --startup-project ../../BlazorWasm/BlazorWasm.WebApi/ add AddNameToAppUser --context ApplicationDbContext dotnet ef --startup-project ../../BlazorWasm/BlazorWasm.WebApi/ database update --context ApplicationDbContext
using System.ComponentModel.DataAnnotations; namespace BlazorServer.Models { public class UserRequestDTO { [Required(ErrorMessage = "Name is required")] public string Name { get; set; } [Required(ErrorMessage = "Email is required")] [RegularExpression("^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+.[a-zA-Z0-9-.]+$", ErrorMessage = "Invalid email address")] public string Email { get; set; } public string PhoneNo { get; set; } [Required(ErrorMessage = "Password is required.")] [DataType(DataType.Password)] public string Password { get; set; } [Required(ErrorMessage = "Confirm password is required")] [DataType(DataType.Password)] [Compare("Password", ErrorMessage = "Password and confirm password is not matched")] public string ConfirmPassword { get; set; } } }
public class RegistrationResponseDTO { public bool IsRegistrationSuccessful { get; set; } public IEnumerable<string> Errors { get; set; } }
using System; using BlazorServer.Entities; using BlazorServer.Models; using Microsoft.AspNetCore.Authorization; using Microsoft.AspNetCore.Identity; using Microsoft.AspNetCore.Mvc; using System.Threading.Tasks; using System.Linq; using BlazorServer.Common; namespace BlazorWasm.WebApi.Controllers { [Route("api/[controller]/[action]")] [ApiController] [Authorize] public class AccountController : ControllerBase { private readonly SignInManager<ApplicationUser> _signInManager; private readonly UserManager<ApplicationUser> _userManager; private readonly RoleManager<IdentityRole> _roleManager; public AccountController(SignInManager<ApplicationUser> signInManager, UserManager<ApplicationUser> userManager, RoleManager<IdentityRole> roleManager) { _roleManager = roleManager ?? throw new ArgumentNullException(nameof(roleManager)); _userManager = userManager ?? throw new ArgumentNullException(nameof(userManager)); _signInManager = signInManager ?? throw new ArgumentNullException(nameof(signInManager)); } [HttpPost] [AllowAnonymous] public async Task<IActionResult> SignUp([FromBody] UserRequestDTO userRequestDTO) { var user = new ApplicationUser { UserName = userRequestDTO.Email, Email = userRequestDTO.Email, Name = userRequestDTO.Name, PhoneNumber = userRequestDTO.PhoneNo, EmailConfirmed = true }; var result = await _userManager.CreateAsync(user, userRequestDTO.Password); if (!result.Succeeded) { var errors = result.Errors.Select(e => e.Description); return BadRequest(new RegistationResponseDTO { Errors = errors, IsRegistrationSuccessful = false }); } var roleResult = await _userManager.AddToRoleAsync(user, ConstantRoles.Customer); if (!roleResult.Succeeded) { var errors = result.Errors.Select(e => e.Description); return BadRequest(new RegistationResponseDTO { Errors = errors, IsRegistrationSuccessful = false }); } return StatusCode(201); // Created } } }
[Route("api/[controller]/[action]")] [ApiController] [Authorize]
using System.ComponentModel.DataAnnotations; namespace BlazorServer.Models { public class AuthenticationDTO { [Required(ErrorMessage = "UserName is required")] [RegularExpression("^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+.[a-zA-Z0-9-.]+$", ErrorMessage = "Invalid email address")] public string UserName { get; set; } [Required(ErrorMessage = "Password is required.")] [DataType(DataType.Password)] public string Password { get; set; } } }
using System.Collections.Generic; namespace BlazorServer.Models { public class AuthenticationResponseDTO { public bool IsAuthSuccessful { get; set; } public string ErrorMessage { get; set; } public string Token { get; set; } public UserDTO UserDTO { get; set; } } public class UserDTO { public string Id { get; set; } public string Name { get; set; } public string Email { get; set; } public string PhoneNo { get; set; } } }
namespace BlazorServer.Models { public class BearerTokensOptions { public string Key { set; get; } public string Issuer { set; get; } public string Audience { set; get; } public int AccessTokenExpirationMinutes { set; get; } } }
{ "BearerTokens": { "Key": "This is my shared key, not so secret, secret!", "Issuer": "https://localhost:5001/", "Audience": "Any", "AccessTokenExpirationMinutes": 20 } }
namespace BlazorWasm.WebApi { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { services.AddOptions<BearerTokensOptions>().Bind(Configuration.GetSection("BearerTokens")); // ...
using System; using System.Collections.Generic; using System.IdentityModel.Tokens.Jwt; using System.Security.Claims; using System.Text; using System.Threading.Tasks; using BlazorServer.Entities; using BlazorServer.Models; using Microsoft.AspNetCore.Identity; using Microsoft.Extensions.Options; using Microsoft.IdentityModel.Tokens; namespace BlazorServer.Services { public interface ITokenFactoryService { Task<string> CreateJwtTokensAsync(ApplicationUser user); } public class TokenFactoryService : ITokenFactoryService { private readonly UserManager<ApplicationUser> _userManager; private readonly BearerTokensOptions _configuration; public TokenFactoryService( UserManager<ApplicationUser> userManager, IOptionsSnapshot<BearerTokensOptions> bearerTokensOptions) { _userManager = userManager ?? throw new ArgumentNullException(nameof(userManager)); if (bearerTokensOptions is null) { throw new ArgumentNullException(nameof(bearerTokensOptions)); } _configuration = bearerTokensOptions.Value; } public async Task<string> CreateJwtTokensAsync(ApplicationUser user) { var signingCredentials = new SigningCredentials( new SymmetricSecurityKey(Encoding.UTF8.GetBytes(_configuration.Key)), SecurityAlgorithms.HmacSha256); var claims = await getClaimsAsync(user); var now = DateTime.UtcNow; var tokenOptions = new JwtSecurityToken( issuer: _configuration.Issuer, audience: _configuration.Audience, claims: claims, notBefore: now, expires: now.AddMinutes(_configuration.AccessTokenExpirationMinutes), signingCredentials: signingCredentials); return new JwtSecurityTokenHandler().WriteToken(tokenOptions); } private async Task<List<Claim>> getClaimsAsync(ApplicationUser user) { string issuer = _configuration.Issuer; var claims = new List<Claim> { // Issuer new Claim(JwtRegisteredClaimNames.Iss, issuer, ClaimValueTypes.String, issuer), // Issued at new Claim(JwtRegisteredClaimNames.Iat, DateTimeOffset.UtcNow.ToUnixTimeSeconds().ToString(), ClaimValueTypes.Integer64, issuer), new Claim(ClaimTypes.Name, user.Email, ClaimValueTypes.String, issuer), new Claim(ClaimTypes.Email, user.Email, ClaimValueTypes.String, issuer), new Claim("Id", user.Id, ClaimValueTypes.String, issuer), new Claim("DisplayName", user.Name, ClaimValueTypes.String, issuer), }; var roles = await _userManager.GetRolesAsync(user); foreach (var role in roles) { claims.Add(new Claim(ClaimTypes.Role, role, ClaimValueTypes.String, issuer)); } return claims; } } }
namespace BlazorWasm.WebApi { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { services.AddScoped<ITokenFactoryService, TokenFactoryService>(); // ...
namespace BlazorWasm.WebApi.Controllers { [Route("api/[controller]/[action]")] [ApiController] [Authorize] public class AccountController : ControllerBase { private readonly SignInManager<ApplicationUser> _signInManager; private readonly UserManager<ApplicationUser> _userManager; private readonly ITokenFactoryService _tokenFactoryService; public AccountController( SignInManager<ApplicationUser> signInManager, UserManager<ApplicationUser> userManager, ITokenFactoryService tokenFactoryService) { _userManager = userManager ?? throw new ArgumentNullException(nameof(userManager)); _signInManager = signInManager ?? throw new ArgumentNullException(nameof(signInManager)); _tokenFactoryService = tokenFactoryService; } [HttpPost] [AllowAnonymous] public async Task<IActionResult> SignIn([FromBody] AuthenticationDTO authenticationDTO) { var result = await _signInManager.PasswordSignInAsync( authenticationDTO.UserName, authenticationDTO.Password, isPersistent: false, lockoutOnFailure: false); if (!result.Succeeded) { return Unauthorized(new AuthenticationResponseDTO { IsAuthSuccessful = false, ErrorMessage = "Invalid Authentication" }); } var user = await _userManager.FindByNameAsync(authenticationDTO.UserName); if (user == null) { return Unauthorized(new AuthenticationResponseDTO { IsAuthSuccessful = false, ErrorMessage = "Invalid Authentication" }); } var token = await _tokenFactoryService.CreateJwtTokensAsync(user); return Ok(new AuthenticationResponseDTO { IsAuthSuccessful = true, Token = token, UserDTO = new UserDTO { Name = user.Name, Id = user.Id, Email = user.Email, PhoneNo = user.PhoneNumber } }); } } }
{ "iss": "https://localhost:5001/", "iat": 1616396383, "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name": "vahid@dntips.ir", "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/emailaddress": "vahid@dntips.ir", "Id": "582855fb-e95b-45ab-b349-5e9f7de40c0c", "DisplayName": "vahid@dntips.ir", "http://schemas.microsoft.com/ws/2008/06/identity/claims/role": "Admin", "nbf": 1616396383, "exp": 1616397583, "aud": "Any" }
namespace BlazorWasm.WebApi { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { var bearerTokensSection = Configuration.GetSection("BearerTokens"); services.AddOptions<BearerTokensOptions>().Bind(bearerTokensSection); // ... var apiSettings = bearerTokensSection.Get<BearerTokensOptions>(); var key = Encoding.UTF8.GetBytes(apiSettings.Key); services.AddAuthentication(opt => { opt.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme; opt.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme; opt.DefaultScheme = JwtBearerDefaults.AuthenticationScheme; }) .AddJwtBearer(cfg => { cfg.RequireHttpsMetadata = false; cfg.SaveToken = true; cfg.TokenValidationParameters = new TokenValidationParameters { ValidateIssuerSigningKey = true, IssuerSigningKey = new SymmetricSecurityKey(key), ValidateAudience = true, ValidateIssuer = true, ValidAudience = apiSettings.Audience, ValidIssuer = apiSettings.Issuer, ClockSkew = TimeSpan.Zero, ValidateLifetime = true }; }); // ...
namespace BlazorWasm.WebApi { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { // ... services.AddSwaggerGen(c => { c.SwaggerDoc("v1", new OpenApiInfo { Title = "BlazorWasm.WebApi", Version = "v1" }); c.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme { In = ParameterLocation.Header, Description = "Please enter the token in the field", Name = "Authorization", Type = SecuritySchemeType.ApiKey }); c.AddSecurityRequirement(new OpenApiSecurityRequirement { { new OpenApiSecurityScheme { Reference = new OpenApiReference { Type = ReferenceType.SecurityScheme, Id = "Bearer" } }, new string[] { } } }); }); } // ...
@page "/" <h1>Hello, world!</h1>
@page "/bindprop"
<li class="nav-item px-3"> <NavLink class="nav-link" href="bindprop"> <span class="oi oi-list-rich" aria-hidden="true"></span> Bind Properties </NavLink> </li>
@page "/demoHotel" <h3>Hotel Rooms</h3> <div class="border p-2 mt-2" style="background-color:azure"> <h2 class="text-info">Rooms List</h2> <div class="row container"> @foreach (var room in Rooms) { <div class="bg-light border p-2 col-5 ml-2"> <h4 class="text-secondary">Room - @room.Id</h4> @room.Name<br /> @room.Price.ToString("c")<br /> <input type="checkbox" @bind-value="room.IsActive" checked="@(room.IsActive?"checked":null)" /> Is Active<br /> <span>This room is @(room.IsActive?"Active": "InActive")</span> @if (room.IsActive) { @foreach (var roomProp in room.RoomProps) { <p>@roomProp.Name - @roomProp.Value</p> } } <input type="button" class="btn btn-danger" value="Delete" /> <input type="button" class="btn btn-success" value="Edit" /> </div> } </div> </div>
<li class="nav-item px-3"> <NavLink class="nav-link" href="demoHotel"> <span class="oi oi-list-rich" aria-hidden="true"></span> Demo Hotel </NavLink> </li>
<input type="button" class="btn btn-danger" value="Delete" /> <input type="button" class="btn btn-success" value="Edit" />
<BlazorServerSample.Pages.LearnBlazor.LearnBlazorComponents.EditDeleteButton></BlazorServerSample.Pages.LearnBlazor.LearnBlazorComponents.EditDeleteButton>
@using BlazorServerSample.Pages.LearnBlazor.LearnBlazorComponents
<EditDeleteButton></EditDeleteButton>
@if (IsAdmin) { <input type="button" class="btn btn-danger" value="Delete" /> <input type="button" class="btn btn-success" value="Edit" /> } @code { [Parameter] public bool IsAdmin { get; set; } }
<EditDeleteButton IsAdmin="true"></EditDeleteButton>
<div class="bg-light border p-2 col-5 offset-1"> <h4 class="text-secondary">Room - @Room.Id</h4> @Room.Name<br /> @Room.Price.ToString("c")<br /> <input type="checkbox" @bind-value="Room.IsActive" checked="@(Room.IsActive?"checked":null)" /> Is Active<br /> <span>This room is @(Room.IsActive?"Active": "InActive")</span> @if (Room.IsActive) { @foreach (var roomProp in Room.RoomProps) { <p>@roomProp.Name - @roomProp.Value</p> } } <EditDeleteButton IsAdmin="true"></EditDeleteButton> </div> @code { [Parameter] public BlazorRoom Room { get; set; } }
<div class="row container"> @foreach (var room in Rooms) { <IndividualRoom Room="@room"></IndividualRoom> } </div>
namespace BlazorServerSample.Models { public class BlazorAmenity { public int Id { get; set; } public string Name { get; set; } public string Description { get; set; } } }
@code{ List<BlazorAmenity> AmenitiesList = new List<BlazorAmenity>(); // ... protected override void OnInitialized() { base.OnInitialized(); // ... AmenitiesList.Add(new BlazorAmenity { Id = 111, Name = "Gym", Description = "24x7 gym room is available." }); AmenitiesList.Add(new BlazorAmenity { Id = 222, Name = "Swimming Pool", Description = "Pool room is open from 6am to 10pm." }); AmenitiesList.Add(new BlazorAmenity { Id = 333, Name = "Free Brakfast", Description = "Enjoy free breakfast at out hotel." }); } }
<div class="bg-light border p-2 col-5 offset-1 mt-2"> <h4 class="text-secondary">Amenity - @Amenity.Id</h4> @Amenity.Name<br /> @Amenity.Description<br /> </div> @code { [Parameter] public BlazorAmenity Amenity { get; set; } }
<div class="col-12 mt-4"> <h4 class="text-info">Hotel Amenities</h4> </div> @foreach (var amenity in AmenitiesList) { <IndividualAmenity Amenity="@amenity"></IndividualAmenity> }
routes.MapRoute( name: "ProductPage", url: "{productId}/{productTitle}", defaults: new { controller = "Products", action = "Show" }, constraints: new { productId = "\\d+" } );
[Route("{productId:int}/{productTitle}")] public ActionResult Show(int productId) { ... }
public class RouteConfig { public static void RegisterRoutes(RouteCollection routes) { routes.IgnoreRoute("{resource}.axd/{*pathInfo}"); routes.MapMvcAttributeRoutes(); } }
public static void RegisterRoutes(RouteCollection routes) { routes.IgnoreRoute("{resource}.axd/{*pathInfo}"); routes.MapMvcAttributeRoutes(); routes.MapRoute( name: "Default", url: "{controller}/{action}/{id}", defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional } ); }
public class BooksController : Controller { // eg: /books // eg: /books/1430210079 [Route("books/{isbn?}")] public ActionResult View(string isbn) { if (!String.IsNullOrEmpty(isbn)) { return View("OneBook", GetBook(isbn)); } return View("AllBooks", GetBooks()); } // eg: /books/lang // eg: /books/lang/en // eg: /books/lang/he [Route("books/lang/{lang=en}")] public ActionResult ViewByLanguage(string lang) { return View("OneBook", GetBooksByLanguage(lang)); } }
public class ReviewsController : Controller { // eg: /reviews [Route("reviews")] public ActionResult Index() { ... } // eg: /reviews/5 [Route("reviews/{reviewId}")] public ActionResult Show(int reviewId) { ... } // eg: /reviews/5/edit [Route("reviews/{reviewId}/edit")] public ActionResult Edit(int reviewId) { ... } }
[RoutePrefix("reviews")] public class ReviewsController : Controller { // eg.: /reviews [Route] public ActionResult Index() { ... } // eg.: /reviews/5 [Route("{reviewId}")] public ActionResult Show(int reviewId) { ... } // eg.: /reviews/5/edit [Route("{reviewId}/edit")] public ActionResult Edit(int reviewId) { ... } }
[RoutePrefix("reviews")] public class ReviewsController : Controller { // eg.: /spotlight-review [Route("~/spotlight-review")] public ActionResult ShowSpotlight() { ... } ... }
[RoutePrefix("promotions")] [Route("{action=index}")] public class ReviewsController : Controller { // eg.: /promotions public ActionResult Index() { ... } // eg.: /promotions/archive public ActionResult Archive() { ... } // eg.: /promotions/new public ActionResult New() { ... } // eg.: /promotions/edit/5 [Route("edit/{promoId:int}")] public ActionResult Edit(int promoId) { ... } }
// eg: /users/5 [Route("users/{id:int}"] public ActionResult GetUserById(int id) { ... } // eg: users/ken [Route("users/{name}"] public ActionResult GetUserByName(string name) { ... }
مثال | توضیحات | محدودیت |
{x:alpha} | کاراکترهای الفبای لاتین را تطبیق (match) میدهد (a-z, A-Z). | alpha |
{x:bool} | یک مقدار منطقی را تطبیق میدهد. | bool |
{x:datetime} | یک مقدار DateTime را تطبیق میدهد. | datetime |
{x:decimal} | یک مقدار پولی را تطبیق میدهد. | decimal |
{x:double} | یک مقدار اعشاری 64 بیتی را تطبیق میدهد. | double |
{x:float} | یک مقدار اعشاری 32 بیتی را تطبیق میدهد. | float |
{x:guid} | یک مقدار GUID را تطبیق میدهد. | guid |
{x:int} | یک مقدار 32 بیتی integer را تطبیق میدهد. | int |
{(x:length(6} {(x:length(1,20} | رشته ای با طول تعیین شده را تطبیق میدهد. | length |
{x:long} | یک مقدار 64 بیتی integer را تطبیق میدهد. | long |
{(x:max(10} | یک مقدار integer با حداکثر مجاز را تطبیق میدهد. | max |
{(x:maxlength(10} | رشته ای با حداکثر طول تعیین شده را تطبیق میدهد. | maxlength |
{(x:min(10} | مقداری integer با حداقل مقدار تعیین شده را تطبیق میدهد. | min |
{(x:minlength(10} | رشته ای با حداقل طول تعیین شده را تطبیق میدهد. | minlength |
{(x:range(10,50} | مقداری integer در بازه تعریف شده را تطبیق میدهد. | range |
{(${x:regex(^\d{3}-\d{3}-\d{4} | یک عبارت با قاعده را تطبیق میدهد. | regex |
// eg: /users/5 // but not /users/10000000000 because it is larger than int.MaxValue, // and not /users/0 because of the min(1) constraint. [Route("users/{id:int:min(1)}")] public ActionResult GetUserById(int id) { ... }
// eg: /greetings/bye // and /greetings because of the Optional modifier, // but not /greetings/see-you-tomorrow because of the maxlength(3) constraint. [Route("greetings/{message:maxlength(3)?}")] public ActionResult Greet(string message) { ... }
public class ValuesConstraint : IRouteConstraint { private readonly string[] validOptions; public ValuesConstraint(string options) { validOptions = options.Split('|'); } public bool Match(HttpContextBase httpContext, Route route, string parameterName, RouteValueDictionary values, RouteDirection routeDirection) { object value; if (values.TryGetValue(parameterName, out value) && value != null) { return validOptions.Contains(value.ToString(), StringComparer.OrdinalIgnoreCase); } return false; } }
public class RouteConfig { public static void RegisterRoutes(RouteCollection routes) { routes.IgnoreRoute("{resource}.axd/{*pathInfo}"); var constraintsResolver = new DefaultInlineConstraintResolver(); constraintsResolver.ConstraintMap.Add("values", typeof(ValuesConstraint)); routes.MapMvcAttributeRoutes(constraintsResolver); } }
public class TemperatureController : Controller { // eg: temp/celsius and /temp/fahrenheit but not /temp/kelvin [Route("temp/{scale:values(celsius|fahrenheit)}")] public ActionResult Show(string scale) { return Content("scale is " + scale); } }
[Route("menu", Name = "mainmenu")] public ActionResult MainMenu() { ... }
<a href="@Url.RouteUrl("mainmenu")">Main menu</a>
[RouteArea("Admin")] [RoutePrefix("menu")] [Route("{action}")] public class MenuController : Controller { // eg: /admin/menu/login public ActionResult Login() { ... } // eg: /admin/menu/show-options [Route("show-options")] public ActionResult Options() { ... } // eg: /stats [Route("~/stats")] public ActionResult Stats() { ... } }
Url.Action("Options", "Menu", new { Area = "Admin" })
[RouteArea("BackOffice", AreaPrefix = "back-office")]
public static void RegisterRoutes(RouteCollection routes) { routes.IgnoreRoute("{resource}.axd/{*pathInfo}"); routes.MapMvcAttributeRoutes(); AreaRegistration.RegisterAllAreas(); routes.MapRoute( name: "Default", url: "{controller}/{action}/{id}", defaults: new { controller = "Home", action = "Index", id = UrlParameter.Optional } ); }
<Window x:Class="TwoViews.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" Title="MVVM Light View Switching" d:DesignHeight="300" d:DesignWidth="300" DataContext="{Binding Main, Source={StaticResource Locator}}" ResizeMode="NoResize" SizeToContent="WidthAndHeight" mc:Ignorable="d"> <Grid> <Grid.RowDefinitions> <RowDefinition Height="Auto" /> <RowDefinition Height="Auto" /> </Grid.RowDefinitions> <ContentControl Content="{Binding CurrentViewModel}" /> <DockPanel Grid.Row="1" Margin="5"> <Button Width="75" Height="23" Command="{Binding SecondViewCommand}" Content="Second View" DockPanel.Dock="Right" /> <Button Width="75" Height="23" Command="{Binding FirstViewCommand}" Content="First View" DockPanel.Dock="Left" /> </DockPanel> </Grid> </Window>
/// This is our MainViewModel that is tied to the MainWindow via the /// ViewModelLocator class. /// </summary> public class MainViewModel : ViewModelBase { /// <summary> /// Static instance of one of the ViewModels. /// </summary> private static readonly SecondViewModel SecondViewModel = new SecondViewModel(); /// <summary> /// Static instance of one of the ViewModels. /// </summary> private static readonly FirstViewModel FirstViewModel = new FirstViewModel(); /// <summary> /// The current view. /// </summary> private ViewModelBase _currentViewModel; /// <summary> /// Default constructor. We set the initial view-model to 'FirstViewModel'. /// We also associate the commands with their execution actions. /// </summary> public MainViewModel() { CurrentViewModel = FirstViewModel; FirstViewCommand = new RelayCommand(ExecuteFirstViewCommand); SecondViewCommand = new RelayCommand(ExecuteSecondViewCommand); } /// <summary> /// The CurrentView property. The setter is private since only this /// class can change the view via a command. If the View is changed, /// we need to raise a property changed event (via INPC). /// </summary> public ViewModelBase CurrentViewModel { get { return _currentViewModel; } set { if (_currentViewModel == value) return; _currentViewModel = value; RaisePropertyChanged("CurrentViewModel"); } } /// <summary> /// Simple property to hold the 'FirstViewCommand' - when executed /// it will change the current view to the 'FirstView' /// </summary> public ICommand FirstViewCommand { get; private set; } /// <summary> /// Simple property to hold the 'SecondViewCommand' - when executed /// it will change the current view to the 'SecondView' /// </summary> public ICommand SecondViewCommand { get; private set; } /// <summary> /// Set the CurrentViewModel to 'FirstViewModel' /// </summary> private void ExecuteFirstViewCommand() { CurrentViewModel = FirstViewModel; } /// <summary> /// Set the CurrentViewModel to 'SecondViewModel' /// </summary> private void ExecuteSecondViewCommand() { CurrentViewModel = SecondViewModel; } }
<Application.Resources> <vm:ViewModelLocator x:Key="Locator" d:IsDataSource="True" /> <!-- We define the data templates here so we can apply them across the entire application. The data template just says that if our data type is of a particular view-model type, then render the appropriate view. The framework takes care of this dynamically. Note that the DataContext for the underlying view is already set at this point, so the view (UserControl), doesn't need to have it's DataContext set directly. --> <DataTemplate DataType="{x:Type vm:SecondViewModel}"> <views:SecondView /> </DataTemplate> <DataTemplate DataType="{x:Type vm:FirstViewModel}"> <views:FirstView /> </DataTemplate> </Application.Resources>
- SPs will no longer be made available. Only CUs, and GDRs when needed.
- CUs will be delivered more often at first and then less frequently. Every month for the first 12 months, and every quarter for the remainder 4 years of the full 5-year mainstream lifecycle.
- CUs are delivered on the same week of the month: week of 3rd Tuesday.