public class Blog { public int Id { set; get; } public string Title { set; get; } public string AuthorName { set; get; } public IList<Post> Posts { set; get; } }
get { return ? } set { //push calculated private field to db ? }
public class Blog { public int Id { set; get; } public string Title { set; get; } public string AuthorName { set; get; } public IList<Post> Posts { set; get; } }
get { return ? } set { //push calculated private field to db ? }
Identity 2.0 تغییرات چشم گیری نسبت به نسخه قبلی بهوجود آورده است. به نسبت ویژگیهای جدید، پیچیدگیهایی نیز معرفی شدهاند. اگر به تازگی (مانند خودم) با نسخه 1 این فریم ورک آشنا شده و کار کرده اید، آماده شوید! گرچه لازم نیست از صفر شروع کنید، اما چیزهای بسیاری برای آموختن وجود دارد.
در این مقاله نگاهی اجمالی به نسخهی جدید این فریم ورک خواهیم داشت. کامپوننتهای جدید و اصلی را خواهیم شناخت و خواهیم دید هر کدام چگونه در این فریم ورک کار میکنند. بررسی عمیق و جزئی این فریم ورک از حوصله این مقاله خارج است، بنابراین به این مقاله تنها بعنوان یک نقطه شروع برای آشنایی با این فریم ورک نگاه کنید.
اگر به دنبال اطلاعات بیشتر و بررسیهای عمیقتر هستید، لینک هایی در انتهای این مقاله نگاشت شده اند. همچنین طی هفتههای آینده چند مقاله تخصصیتر خواهم نوشت تا از دید پیاده سازی بیشتر با این فریم ورک آشنا شوید.
در این مقاله با مقدار قابل توجهی کد مواجه خواهید شد. لازم نیست تمام جزئیات آنها را بررسی کنید، تنها با ساختار کلی این فریم ورک آشنا شوید. کامپوننتها را بشناسید و بدانید که هر کدام در کجا قرار گرفته اند، چطور کار میکنند و اجزای کلی سیستم چگونه پیکربندی میشوند. گرچه، اگر به برنامه نویسی دات نت (#ASP.NET, C) تسلط دارید و با نسخه قبلی Identity هم کار کرده اید، درک کدهای جدید کار ساده ای خواهد بود.
Identity 2.0 با نسخه قبلی سازگار نیست
اپلیکیشن هایی که با نسخه 1.0 این فریم ورک ساخته شده اند نمیتوانند بسادگی به نسخه جدید مهاجرت کنند. قابلیت هایی جدیدی که پیاده سازی شده اند تغییرات چشمگیری در معماری این فریم ورک بوجود آورده اند، همچنین API مورد استفاده در اپلیکیشنها نیز دستخوش تغییراتی شده است. مهاجرت از نسخه 1.0 به 2.0 نیاز به نوشتن کدهای جدید و اعمال تغییرات متعددی دارد که از حوصله این مقاله خارج است. فعلا همین قدر بدانید که این مهاجرت نمیتواند بسادگی در قالب Plug-in and play صورت پذیرد!
شروع به کار : پروژه مثالها را از NuGet دریافت کنید
در حال حاظر (هنگام نوشتن این مقاله) قالب پروژه استانداردی برای اپلیکیشنهای ASP.NET MVC که ا ز Identity 2.0 استفاده کنند وجود ندارد. برای اینکه بتوانید از نسخه جدید این فریم ورک استفاده کنید، باید پروژه مثال را توسط NuGet دریافت کنید. ابتدا پروژه جدیدی از نوع ASP.NET Web Application بسازید و قالب Empty را در دیالوگ تنظیمات انتخاب کنید.
کنسول Package Manager را باز کنید و با اجرای فرمان زیر پروژه مثالها را دانلود کنید.
PM> Install-Package Microsoft.AspNet.Identity.Samples -Pre
public partial class Startup { public void ConfigureAuth(IAppBuilder app) { // Enable the application to use a cookie to // store information for the signed in user app.UseCookieAuthentication(new CookieAuthenticationOptions { AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie, LoginPath = new PathString("/Account/Login") }); // Use a cookie to temporarily store information about a // user logging in with a third party login provider app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie); // Uncomment the following lines to enable logging // in with third party login providers //app.UseMicrosoftAccountAuthentication( // clientId: "", // clientSecret: ""); //app.UseTwitterAuthentication( // consumerKey: "", // consumerSecret: ""); //app.UseFacebookAuthentication( // appId: "", // appSecret: ""); //app.UseGoogleAuthentication(); } }
public partial class Startup { public void ConfigureAuth(IAppBuilder app) { // Configure the db context, user manager and role // manager to use a single instance per request app.CreatePerOwinContext(ApplicationDbContext.Create); app.CreatePerOwinContext<ApplicationUserManager>(ApplicationUserManager.Create); app.CreatePerOwinContext<ApplicationRoleManager>(ApplicationRoleManager.Create); // Enable the application to use a cookie to store information for the // signed in user and to use a cookie to temporarily store information // about a user logging in with a third party login provider // Configure the sign in cookie app.UseCookieAuthentication(new CookieAuthenticationOptions { AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie, LoginPath = new PathString("/Account/Login"), Provider = new CookieAuthenticationProvider { // Enables the application to validate the security stamp when the user // logs in. This is a security feature which is used when you // change a password or add an external login to your account. OnValidateIdentity = SecurityStampValidator .OnValidateIdentity<ApplicationUserManager, ApplicationUser>( validateInterval: TimeSpan.FromMinutes(30), regenerateIdentity: (manager, user) => user.GenerateUserIdentityAsync(manager)) } }); app.UseExternalSignInCookie(DefaultAuthenticationTypes.ExternalCookie); // Enables the application to temporarily store user information when // they are verifying the second factor in the two-factor authentication process. app.UseTwoFactorSignInCookie( DefaultAuthenticationTypes.TwoFactorCookie, TimeSpan.FromMinutes(5)); // Enables the application to remember the second login verification factor such // as phone or email. Once you check this option, your second step of // verification during the login process will be remembered on the device where // you logged in from. This is similar to the RememberMe option when you log in. app.UseTwoFactorRememberBrowserCookie( DefaultAuthenticationTypes.TwoFactorRememberBrowserCookie); // Uncomment the following lines to enable logging in // with third party login providers //app.UseMicrosoftAccountAuthentication( // clientId: "", // clientSecret: ""); //app.UseTwitterAuthentication( // consumerKey: "", // consumerSecret: ""); //app.UseFacebookAuthentication( // appId: "", // appSecret: ""); //app.UseGoogleAuthentication(); } }
public class IdentityUser : IUser { public IdentityUser(); public IdentityUser(string userName); public virtual string Id { get; set; } public virtual string UserName { get; set; } public virtual ICollection<IdentityUserRole> Roles { get; } public virtual ICollection<IdentityUserClaim> Claims { get; } public virtual ICollection<IdentityUserLogin> Logins { get; } public virtual string PasswordHash { get; set; } public virtual string SecurityStamp { get; set; } }
public class ApplicationUser : IdentityUser { public async Task<ClaimsIdentity> GenerateUserIdentityAsync( UserManager<ApplicationUser> manager) { // Note the authenticationType must match the one // defined in CookieAuthenticationOptions.AuthenticationType var userIdentity = await manager.CreateIdentityAsync(this, DefaultAuthenticationTypes.ApplicationCookie); // Add custom user claims here return userIdentity; } }
public class IdentityUser<TKey, TLogin, TRole, TClaim> : IUser<TKey> where TLogin : Microsoft.AspNet.Identity.EntityFramework.IdentityUserLogin<TKey> where TRole : Microsoft.AspNet.Identity.EntityFramework.IdentityUserRole<TKey> where TClaim : Microsoft.AspNet.Identity.EntityFramework.IdentityUserClaim<TKey> { public IdentityUser(); // Used to record failures for the purposes of lockout public virtual int AccessFailedCount { get; set; } // Navigation property for user claims public virtual ICollection<TClaim> Claims { get; } // Email public virtual string Email { get; set; } // True if the email is confirmed, default is false public virtual bool EmailConfirmed { get; set; } // User ID (Primary Key) public virtual TKey Id { get; set; } // Is lockout enabled for this user public virtual bool LockoutEnabled { get; set; } // DateTime in UTC when lockout ends, any // time in the past is considered not locked out. public virtual DateTime? LockoutEndDateUtc { get; set; } // Navigation property for user logins public virtual ICollection<TLogin> Logins { get; } // The salted/hashed form of the user password public virtual string PasswordHash { get; set; } // PhoneNumber for the user public virtual string PhoneNumber { get; set; } // True if the phone number is confirmed, default is false public virtual bool PhoneNumberConfirmed { get; set; } // Navigation property for user roles public virtual ICollection<TRole> Roles { get; } // A random value that should change whenever a users // credentials have changed (password changed, login removed) public virtual string SecurityStamp { get; set; } // Is two factor enabled for the user public virtual bool TwoFactorEnabled { get; set; } // User name public virtual string UserName { get; set; } }
public class IdentityUser<TKey, TLogin, TRole, TClaim> : IUser<TKey> where TLogin : Microsoft.AspNet.Identity.EntityFramework.IdentityUserLogin<TKey> where TRole : Microsoft.AspNet.Identity.EntityFramework.IdentityUserRole<TKey> where TClaim : Microsoft.AspNet.Identity.EntityFramework.IdentityUserClaim<TKey>
public virtual TKey Id { get; set; }
public virtual ICollection<TRole> Roles { get; }
public class IdentityUserRole { public IdentityUserRole(); public virtual IdentityRole Role { get; set; } public virtual string RoleId { get; set; } public virtual IdentityUser User { get; set; } public virtual string UserId { get; set; } }
public class IdentityUserRole<TKey> { public IdentityUserRole(); public virtual TKey RoleId { get; set; } public virtual TKey UserId { get; set; } }
public class ApplicationUserManager : UserManager<ApplicationUser> { public ApplicationUserManager(IUserStore<ApplicationUser> store) : base(store) { } public static ApplicationUserManager Create( IdentityFactoryOptions<ApplicationUserManager> options, IOwinContext context) { var manager = new ApplicationUserManager( new UserStore<ApplicationUser>( context.Get<ApplicationDbContext>())); // Configure validation logic for usernames manager.UserValidator = new UserValidator<ApplicationUser>(manager) { AllowOnlyAlphanumericUserNames = false, RequireUniqueEmail = true }; // Configure validation logic for passwords manager.PasswordValidator = new PasswordValidator { RequiredLength = 6, RequireNonLetterOrDigit = true, RequireDigit = true, RequireLowercase = true, RequireUppercase = true, }; // Configure user lockout defaults manager.UserLockoutEnabledByDefault = true; manager.DefaultAccountLockoutTimeSpan = TimeSpan.FromMinutes(5); manager.MaxFailedAccessAttemptsBeforeLockout = 5; // Register two factor authentication providers. This application uses // Phone and Emails as a step of receiving a code for verifying // the user You can write your own provider and plug in here. manager.RegisterTwoFactorProvider("PhoneCode", new PhoneNumberTokenProvider<ApplicationUser> { MessageFormat = "Your security code is: {0}" }); manager.RegisterTwoFactorProvider("EmailCode", new EmailTokenProvider<ApplicationUser> { Subject = "SecurityCode", BodyFormat = "Your security code is {0}" }); manager.EmailService = new EmailService(); manager.SmsService = new SmsService(); var dataProtectionProvider = options.DataProtectionProvider; if (dataProtectionProvider != null) { manager.UserTokenProvider = new DataProtectorTokenProvider<ApplicationUser>( dataProtectionProvider.Create("ASP.NET Identity")); } return manager; } public virtual async Task<IdentityResult> AddUserToRolesAsync( string userId, IList<string> roles) { var userRoleStore = (IUserRoleStore<ApplicationUser, string>)Store; var user = await FindByIdAsync(userId).ConfigureAwait(false); if (user == null) { throw new InvalidOperationException("Invalid user Id"); } var userRoles = await userRoleStore .GetRolesAsync(user) .ConfigureAwait(false); // Add user to each role using UserRoleStore foreach (var role in roles.Where(role => !userRoles.Contains(role))) { await userRoleStore.AddToRoleAsync(user, role).ConfigureAwait(false); } // Call update once when all roles are added return await UpdateAsync(user).ConfigureAwait(false); } public virtual async Task<IdentityResult> RemoveUserFromRolesAsync( string userId, IList<string> roles) { var userRoleStore = (IUserRoleStore<ApplicationUser, string>) Store; var user = await FindByIdAsync(userId).ConfigureAwait(false); if (user == null) { throw new InvalidOperationException("Invalid user Id"); } var userRoles = await userRoleStore .GetRolesAsync(user) .ConfigureAwait(false); // Remove user to each role using UserRoleStore foreach (var role in roles.Where(userRoles.Contains)) { await userRoleStore .RemoveFromRoleAsync(user, role) .ConfigureAwait(false); } // Call update once when all roles are removed return await UpdateAsync(user).ConfigureAwait(false); } }
public class ApplicationRoleManager : RoleManager<IdentityRole> { public ApplicationRoleManager(IRoleStore<IdentityRole,string> roleStore) : base(roleStore) { } public static ApplicationRoleManager Create( IdentityFactoryOptions<ApplicationRoleManager> options, IOwinContext context) { var manager = new ApplicationRoleManager( new RoleStore<IdentityRole>( context.Get<ApplicationDbContext>())); return manager; } }
public class EmailService : IIdentityMessageService { public Task SendAsync(IdentityMessage message) { // Plug in your email service here to send an email. return Task.FromResult(0); } }
public class SmsService : IIdentityMessageService { public Task SendAsync(IdentityMessage message) { // Plug in your sms service here to send a text message. return Task.FromResult(0); } }
// Register two factor authentication providers. This application uses // Phone and Emails as a step of receiving a code for verifying // the user You can write your own provider and plug in here. manager.RegisterTwoFactorProvider("PhoneCode", new PhoneNumberTokenProvider<ApplicationUser> { MessageFormat = "Your security code is: {0}" }); manager.RegisterTwoFactorProvider("EmailCode", new EmailTokenProvider<ApplicationUser> { Subject = "SecurityCode", BodyFormat = "Your security code is {0}" }); manager.EmailService = new EmailService(); manager.SmsService = new SmsService();
public class SignInHelper { public SignInHelper( ApplicationUserManager userManager, IAuthenticationManager authManager) { UserManager = userManager; AuthenticationManager = authManager; } public ApplicationUserManager UserManager { get; private set; } public IAuthenticationManager AuthenticationManager { get; private set; } public async Task SignInAsync( ApplicationUser user, bool isPersistent, bool rememberBrowser) { // Clear any partial cookies from external or two factor partial sign ins AuthenticationManager.SignOut( DefaultAuthenticationTypes.ExternalCookie, DefaultAuthenticationTypes.TwoFactorCookie); var userIdentity = await user.GenerateUserIdentityAsync(UserManager); if (rememberBrowser) { var rememberBrowserIdentity = AuthenticationManager.CreateTwoFactorRememberBrowserIdentity(user.Id); AuthenticationManager.SignIn( new AuthenticationProperties { IsPersistent = isPersistent }, userIdentity, rememberBrowserIdentity); } else { AuthenticationManager.SignIn( new AuthenticationProperties { IsPersistent = isPersistent }, userIdentity); } } public async Task<bool> SendTwoFactorCode(string provider) { var userId = await GetVerifiedUserIdAsync(); if (userId == null) { return false; } var token = await UserManager.GenerateTwoFactorTokenAsync(userId, provider); // See IdentityConfig.cs to plug in Email/SMS services to actually send the code await UserManager.NotifyTwoFactorTokenAsync(userId, provider, token); return true; } public async Task<string> GetVerifiedUserIdAsync() { var result = await AuthenticationManager.AuthenticateAsync( DefaultAuthenticationTypes.TwoFactorCookie); if (result != null && result.Identity != null && !String.IsNullOrEmpty(result.Identity.GetUserId())) { return result.Identity.GetUserId(); } return null; } public async Task<bool> HasBeenVerified() { return await GetVerifiedUserIdAsync() != null; } public async Task<SignInStatus> TwoFactorSignIn( string provider, string code, bool isPersistent, bool rememberBrowser) { var userId = await GetVerifiedUserIdAsync(); if (userId == null) { return SignInStatus.Failure; } var user = await UserManager.FindByIdAsync(userId); if (user == null) { return SignInStatus.Failure; } if (await UserManager.IsLockedOutAsync(user.Id)) { return SignInStatus.LockedOut; } if (await UserManager.VerifyTwoFactorTokenAsync(user.Id, provider, code)) { // When token is verified correctly, clear the access failed // count used for lockout await UserManager.ResetAccessFailedCountAsync(user.Id); await SignInAsync(user, isPersistent, rememberBrowser); return SignInStatus.Success; } // If the token is incorrect, record the failure which // also may cause the user to be locked out await UserManager.AccessFailedAsync(user.Id); return SignInStatus.Failure; } public async Task<SignInStatus> ExternalSignIn( ExternalLoginInfo loginInfo, bool isPersistent) { var user = await UserManager.FindAsync(loginInfo.Login); if (user == null) { return SignInStatus.Failure; } if (await UserManager.IsLockedOutAsync(user.Id)) { return SignInStatus.LockedOut; } return await SignInOrTwoFactor(user, isPersistent); } private async Task<SignInStatus> SignInOrTwoFactor( ApplicationUser user, bool isPersistent) { if (await UserManager.GetTwoFactorEnabledAsync(user.Id) && !await AuthenticationManager.TwoFactorBrowserRememberedAsync(user.Id)) { var identity = new ClaimsIdentity(DefaultAuthenticationTypes.TwoFactorCookie); identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, user.Id)); AuthenticationManager.SignIn(identity); return SignInStatus.RequiresTwoFactorAuthentication; } await SignInAsync(user, isPersistent, false); return SignInStatus.Success; } public async Task<SignInStatus> PasswordSignIn( string userName, string password, bool isPersistent, bool shouldLockout) { var user = await UserManager.FindByNameAsync(userName); if (user == null) { return SignInStatus.Failure; } if (await UserManager.IsLockedOutAsync(user.Id)) { return SignInStatus.LockedOut; } if (await UserManager.CheckPasswordAsync(user, password)) { return await SignInOrTwoFactor(user, isPersistent); } if (shouldLockout) { // If lockout is requested, increment access failed // count which might lock out the user await UserManager.AccessFailedAsync(user.Id); if (await UserManager.IsLockedOutAsync(user.Id)) { return SignInStatus.LockedOut; } } return SignInStatus.Failure; } }
[HttpPost] [AllowAnonymous] [ValidateAntiForgeryToken] public async Task<ActionResult> Login(LoginViewModel model, string returnUrl) { if (!ModelState.IsValid) { return View(model); } // This doen't count login failures towards lockout only two factor authentication // To enable password failures to trigger lockout, change to shouldLockout: true var result = await SignInHelper.PasswordSignIn( model.Email, model.Password, model.RememberMe, shouldLockout: false); switch (result) { case SignInStatus.Success: return RedirectToLocal(returnUrl); case SignInStatus.LockedOut: return View("Lockout"); case SignInStatus.RequiresTwoFactorAuthentication: return RedirectToAction("SendCode", new { ReturnUrl = returnUrl }); case SignInStatus.Failure: default: ModelState.AddModelError("", "Invalid login attempt."); return View(model); } }
[HttpPost] [AllowAnonymous] [ValidateAntiForgeryToken] public async Task<ActionResult> Login(LoginViewModel model, string returnUrl) { if (ModelState.IsValid) { var user = await UserManager.FindAsync(model.UserName, model.Password); if (user != null) { await SignInAsync(user, model.RememberMe); return RedirectToLocal(returnUrl); } else { ModelState.AddModelError("", "Invalid username or password."); } } // If we got this far, something failed, redisplay form return View(model); }
private async Task SignInAsync(ApplicationUser user, bool isPersistent) { AuthenticationManager.SignOut( DefaultAuthenticationTypes.ExternalCookie); var identity = await UserManager.CreateIdentityAsync( user, DefaultAuthenticationTypes.ApplicationCookie); AuthenticationManager.SignIn( new AuthenticationProperties() { IsPersistent = isPersistent }, identity); }
public class ApplicationDbContext : IdentityDbContext<ApplicationUser> { public ApplicationDbContext() : base("DefaultConnection", throwIfV1Schema: false) { } static ApplicationDbContext() { // Set the database intializer which is run once during application start // This seeds the database with admin user credentials and admin role Database.SetInitializer<ApplicationDbContext>(new ApplicationDbInitializer()); } public static ApplicationDbContext Create() { return new ApplicationDbContext(); } }
public class ApplicationDbInitializer : DropCreateDatabaseIfModelChanges<ApplicationDbContext> { protected override void Seed(ApplicationDbContext context) { InitializeIdentityForEF(context); base.Seed(context); } public static void InitializeIdentityForEF(ApplicationDbContext db) { var userManager = HttpContext .Current.GetOwinContext() .GetUserManager<ApplicationUserManager>(); var roleManager = HttpContext.Current .GetOwinContext() .Get<ApplicationRoleManager>(); const string name = "admin@admin.com"; const string password = "Admin@123456"; const string roleName = "Admin"; //Create Role Admin if it does not exist var role = roleManager.FindByName(roleName); if (role == null) { role = new IdentityRole(roleName); var roleresult = roleManager.Create(role); } var user = userManager.FindByName(name); if (user == null) { user = new ApplicationUser { UserName = name, Email = name }; var result = userManager.Create(user, password); result = userManager.SetLockoutEnabled(user.Id, false); } // Add user admin to Role Admin if not already added var rolesForUser = userManager.GetRoles(user.Id); if (!rolesForUser.Contains(role.Name)) { var result = userManager.AddToRole(user.Id, role.Name); } } }
public class Person { public int Id { get; set; } public string FirstName { get; set; } public string LastName { get; set; } }
public class PersonDTO { public int Id { get; set; } public string Name { get; set; } public string Family { get; set; } public string FullName { get; set; } public string Email { get; set; } }
Mapper.CreateMap<Person, PersonDTO>().ForMember(des => des.Name, op => op.MapFrom(src => src.FirstName)). ForMember(des => des.FullName, op => op.MapFrom(src => src.FirstName + " " + src.LastName)).ForMember( des => des.Email, op => op.Ignore());
AutoMapper.IMappingExpression<TSource,TDestination>.ForMember(System.Linq.Expressions.Expression<System.Func<TDestination,object>>, System.Action<AutoMapper.IMemberConfigurationExpression<TSource>>)
Mapper.AssertConfigurationIsValid();
var person = new Person { Id = 1, FirstName = "Mohammad", LastName = "Saheb", }; var personDTO = Mapper.Map<Person, PersonDTO>(person);
IEnumerable, IEnumerable<T>, ICollection, ICollection<T>, IList, IList<T>, List<T>.
var persons = new[] { new Person { Id = 1, FirstName = "Mohammad", LastName = "Saheb" }, new Person { Id = 2, FirstName = "Babak", LastName = "Saheb" } }; var personDTOs = Mapper.Map<Person[], List<PersonDTO>>(persons);
public class Address { public string Ad1 { get; set; } public string Ad2 { get; set; } } public class AddressDTO { public string Ad1 { get; set; } public string Ad2 { get; set; } }
Mapper.CreateMap<Address, AddressDTO>();
CREATE TABLE [Geo]( [id] [int] IDENTITY(1,1) NOT NULL, [Location] [geography] NULL ) insert into Geo( Location , long, lat ) values ( geography::STGeomFromText ('POINT(-121.527200 45.712113)', 4326))
using System.Data.Entity.Spatial; namespace EFGeoTests.Models { public class GeoLocation { public int Id { get; set; } public DbGeography Location { get; set; } public string Name { get; set; } public string Type { get; set; } public override string ToString() { return string.Format("Name:{0}, Location:{1}", Name, Location); } } }
using System; using System.Data.Entity; using EFGeoTests.Models; namespace EFGeoTests.Config { public class MyContext : DbContext { public DbSet<GeoLocation> GeoLocations { get; set; } public MyContext() : base("Connection1") { this.Database.Log = sql => Console.Write(sql); } } }
private static DbGeography createPoint(double longitude, double latitude, int coordinateSystemId = 4326) { var text = string.Format(CultureInfo.InvariantCulture.NumberFormat,"POINT({0} {1})", longitude, latitude); return DbGeography.PointFromText(text, coordinateSystemId); }
GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137,298.257223563]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]
/// <summary> /// Gets the current shape in the collection /// </summary> public Shape Current { get { if (_disposed) throw new ObjectDisposedException("Shapefile"); if (!_opened) throw new InvalidOperationException("Shapefile not open."); // get the metadata StringDictionary metadata = null; if (!RawMetadataOnly) { metadata = new StringDictionary(); for (int i = 0; i < _dbReader.FieldCount; i++) { string value = _dbReader.GetValue(i).ToString(); if (_dbReader.GetDataTypeName(i) == "DBTYPE_WVARCHAR") { // برای نمایش متون فارسی نیاز است value = Encoding.UTF8.GetString(Encoding.GetEncoding(720).GetBytes(value)); } metadata.Add(_dbReader.GetName(i), value); } }
using System.Collections.Generic; using System.Linq; using Catfood.Shapefile; namespace EFGeoTests { public class MapPoint { public Dictionary<string, string> Metadata { set; get; } public double X { set; get; } public double Y { set; get; } } public static class ShapeReader { public static IList<MapPoint> ReadShapeFile(string path) { var results = new List<MapPoint>(); using (var shapefile = new Shapefile(path)) { foreach (var shape in shapefile) { if (shape.Type != ShapeType.Point) continue; var shapePoint = shape as ShapePoint; if (shapePoint == null) continue; var metadataNames = shape.GetMetadataNames(); if(!metadataNames.Any()) continue; var metadata = new Dictionary<string, string>(); foreach (var metadataName in metadataNames) { metadata.Add(metadataName,shape.GetMetadata(metadataName)); } results.Add(new MapPoint { Metadata = metadata, X = shapePoint.Point.X, Y = shapePoint.Point.Y }); } } return results; } } }
var points = ShapeReader.ReadShapeFile("IranShapeFiles\\places.shp"); using (var context = new MyContext()) { context.Configuration.AutoDetectChangesEnabled = false; context.Configuration.ProxyCreationEnabled = false; context.Configuration.ValidateOnSaveEnabled = false; if (context.GeoLocations.Any()) return; foreach (var point in points) { context.GeoLocations.Add(new GeoLocation { Name = point.Metadata["name"], Type = point.Metadata["type"], Location = createPoint(point.X, point.Y) }); } context.SaveChanges(); }
var tehran = createPoint(51.4179604, 35.6884243); using (var context = new MyContext()) { // find any locations within 5 kilometers ordered by distance var locations = context.GeoLocations .Where(loc => loc.Location.Distance(tehran) < 5000) .OrderBy(loc => loc.Location.Distance(tehran)) .ToList(); foreach (var location in locations) { Console.WriteLine(location.Name); } }
var tehran = createPoint(51.4179604, 35.6884243); using (var context = new MyContext()) { // find any locations within 5 kilometers ordered by distance var tehranLocation = context.GeoLocations.FirstOrDefault(loc => loc.Location.SpatialEquals(tehran)); if (tehranLocation != null) { Console.WriteLine(tehranLocation.Type); } }
@helper ListItem(string content) { <li>@content</li> } <ul> @foreach(var item in Model) { @ListItem(item) } </ul>
@{ Func<dynamic, HelperResult> ListItem = @<li>@item</li>; } <ul> @foreach(var item in Model) { @ListItem(item) } </ul>
<header> @if (IsSectionDefined("Header")) { @RenderSection("Header") } else { <div>Default Content for Header Section</div> } </header>
public static HelperResult RenderSection(this WebViewPage page, string name, Func<dynamic, HelperResult> defaultContent) { if (page.IsSectionDefined(name)) { return page.RenderSection(name); } return defaultContent(null); }
<header> @this.RenderSection("Header", @<div>Default Content for Header Section</div>) </header>
@model IEnumerable<string> @{ ViewBag.Title = "Test"; }
public ActionResult Index() { var names = new string[] { "Vahid Nasiri", "Masoud Pakdel", ... }; return View(names); }
public static HelperResult Repeater<T>(this HtmlHelper html, IEnumerable<T> items, Func<T, HelperResult> itemTemplate, Func<T, HelperResult> alternatingitemTemplate = null, Func<T, HelperResult> seperatorTemplate = null) { return new HelperResult(writer => { if (!items.Any()) { return; } if (alternatingitemTemplate == null) { alternatingitemTemplate = itemTemplate; } var lastItem = items.Last(); int ii = 0; foreach (var item in items) { var func = ii % 2 == 0 ? itemTemplate : alternatingitemTemplate; func(item).WriteTo(writer); if (seperatorTemplate != null && !item.Equals(lastItem)) { seperatorTemplate(item).WriteTo(writer); } ii++; } }); }
@Html.Repeater(Model, @<div>@item</div>, @<p>@item</p>, @<hr/>)
public class Product { public int Id { set; get; } public string Name { set; get; } }
<table> <tr> <td>Id</td> <td>Name</td> </tr> @Html.Repeater(Model, @<tr><td>@item.Id</td><td>@item.Name</td></tr>) </table>
public class IrisPasswordHasher : IPasswordHasher { public string HashPassword(string password) { return Utilities.Security.Encryption.EncryptingPassword(password); } public PasswordVerificationResult VerifyHashedPassword(string hashedPassword, string providedPassword) { return Utilities.Security.Encryption.VerifyPassword(providedPassword, hashedPassword) ? PasswordVerificationResult.Success : PasswordVerificationResult.Failed; } }
public ApplicationUserManager(IUserStore<ApplicationUser, int> store, IUnitOfWork uow, IIdentity identity, IApplicationRoleManager roleManager, IDataProtectionProvider dataProtectionProvider, IIdentityMessageService smsService, IIdentityMessageService emailService, IPasswordHasher passwordHasher) : base(store) { _store = store; _uow = uow; _identity = identity; _users = _uow.Set<ApplicationUser>(); _roleManager = roleManager; _dataProtectionProvider = dataProtectionProvider; this.SmsService = smsService; this.EmailService = emailService; PasswordHasher = passwordHasher; createApplicationUserManager(); }
x.For<IPasswordHasher>().Use<IrisPasswordHasher>();
[HttpPost] [ValidateAntiForgeryToken] [CaptchaVerify("تصویر امنیتی وارد شده معتبر نیست")] public virtual async Task<ActionResult> Register(RegisterModel model) { if (ModelState.IsValid) { var user = new ApplicationUser { CreatedDate = DateAndTime.GetDateTime(), Email = model.Email, IP = Request.ServerVariables["REMOTE_ADDR"], IsBaned = false, UserName = model.UserName, UserMetaData = new UserMetaData(), LastLoginDate = DateAndTime.GetDateTime() }; var result = await _userManager.CreateAsync(user, model.Password); if (result.Succeeded) { var addToRoleResult = await _userManager.AddToRoleAsync(user.Id, "user"); if (addToRoleResult.Succeeded) { var code = await _userManager.GenerateEmailConfirmationTokenAsync(user.Id); var callbackUrl = Url.Action("ConfirmEmail", "User", new { userId = user.Id, code }, protocol: Request.Url.Scheme); _emailService.SendAccountConfirmationEmail(user.Email, callbackUrl); return Json(new { result = "success" }); } addErrors(addToRoleResult); } addErrors(result); } return PartialView(MVC.User.Views._Register, model); }
public SendingMailResult SendAccountConfirmationEmail(string email, string link) { var model = new ConfirmEmailModel() { ActivationLink = link }; var htmlText = _viewConvertor.RenderRazorViewToString(MVC.EmailTemplates.Views._ConfirmEmail, model); var result = Send(new MailDocument { Body = htmlText, Subject = "تایید حساب کاربری", ToEmail = email }); return result; }
@model Iris.Model.EmailModel.ConfirmEmailModel <div style="direction: rtl; -ms-word-wrap: break-word; word-wrap: break-word;"> <p>با سلام</p> <p>برای فعال سازی حساب کاربری خود لطفا بر روی لینک زیر کلیک کنید:</p> <p>@Model.ActivationLink</p> <div style=" color: #808080;"> <p>با تشکر</p> <p>@Model.SiteTitle</p> <p>@Model.SiteDescription</p> <p><span style="direction: ltr !important; unicode-bidi: embed;">@Html.ConvertToPersianDateTime(DateTime.Now, "s,H")</span></p> </div> </div>
RegisterUser.Form.onSuccess = function (data) { if (data.result == "success") { var message = '<div id="alert"><button type="button" data-dismiss="alert">×</button>ایمیلی حاوی لینک فعال سازی، به ایمیل شما ارسال شد؛ لطفا به ایمیل خود مراجعه کرده و بر روی لینک فعال سازی کلیک کنید.</div>'; $('#registerResult').html(message); } else { $('#logOnModal').html(data); } };
[AllowAnonymous] public virtual async Task<ActionResult> ConfirmEmail(int? userId, string code) { if (userId == null || code == null) { return View("Error"); } var result = await _userManager.ConfirmEmailAsync(userId.Value, code); return View(result.Succeeded ? "ConfirmEmail" : "Error"); }
@{ ViewBag.Title = "حساب کاربری شما تایید شد"; } <h2>@ViewBag.Title.</h2> <div> <p> با تشکر از شما، حساب کاربری شما تایید شد. </p> <p> @Ajax.ActionLink("ورود / ثبت نام", MVC.User.ActionNames.LogOn, MVC.User.Name, new { area = "", returnUrl = Html.ReturnUrl(Context, Url) }, new AjaxOptions { HttpMethod = "GET", InsertionMode = InsertionMode.Replace, UpdateTargetId = "logOnModal", LoadingElementDuration = 300, LoadingElementId = "loadingMessage", OnSuccess = "LogOnForm.onSuccess" }, new { role = "button", data_toggle = "modal", data_i_logon_link = "true", rel = "nofollow" }) </p> </div>
[HttpPost] [ValidateAntiForgeryToken] public async virtual Task<ActionResult> LogOn(LogOnModel model, string returnUrl) { if (!ModelState.IsValid) { if (Request.IsAjaxRequest()) return PartialView(MVC.User.Views._LogOn, model); return View(model); } const string emailRegPattern = @"^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$"; string ip = Request.ServerVariables["REMOTE_ADDR"]; SignInStatus result = SignInStatus.Failure; if (Regex.IsMatch(model.Identity, emailRegPattern)) { var user = await _userManager.FindByEmailAsync(model.Identity); if (user != null) { result = await _signInManager.PasswordSignInAsync (user.UserName, model.Password, model.RememberMe, shouldLockout: true); } } else { result = await _signInManager.PasswordSignInAsync(model.Identity, model.Password, model.RememberMe, shouldLockout: true); } switch (result) { case SignInStatus.Success: if (Request.IsAjaxRequest()) return JavaScript(IsValidReturnUrl(returnUrl) ? string.Format("window.location ='{0}';", returnUrl) : "window.location.reload();"); return redirectToLocal(returnUrl); case SignInStatus.LockedOut: ModelState.AddModelError("", string.Format("حساب شما قفل شد، لطفا بعد از {0} دقیقه دوباره امتحان کنید.", _userManager.DefaultAccountLockoutTimeSpan.Minutes)); break; case SignInStatus.Failure: ModelState.AddModelError("", "نام کاربری یا کلمه عبور اشتباه است."); break; default: ModelState.AddModelError("", "در ورود شما خطایی رخ داده است."); break; } if (Request.IsAjaxRequest()) return PartialView(MVC.User.Views._LogOn, model); return View(model); }
[HttpPost] [ValidateAntiForgeryToken] [Authorize] public virtual ActionResult LogOut() { _authenticationManager.SignOut(); if (Request.IsAjaxRequest()) return Json(new { result = "true" }); return RedirectToAction(MVC.User.ActionNames.LogOn, MVC.User.Name); }
using System.Threading.Tasks; using System.Web.Mvc; using CaptchaMvc.Attributes; using Iris.Model; using Iris.Servicelayer.Interfaces; using Iris.Web.Email; using Microsoft.AspNet.Identity; namespace Iris.Web.Controllers { public partial class ForgottenPasswordController : Controller { private readonly IEmailService _emailService; private readonly IApplicationUserManager _userManager; public ForgottenPasswordController(IEmailService emailService, IApplicationUserManager applicationUserManager) { _emailService = emailService; _userManager = applicationUserManager; } [HttpGet] public virtual ActionResult Index() { return PartialView(MVC.ForgottenPassword.Views._Index); } [HttpPost] [ValidateAntiForgeryToken] [CaptchaVerify("تصویر امنیتی وارد شده معتبر نیست")] public async virtual Task<ActionResult> Index(ForgottenPasswordModel model) { if (!ModelState.IsValid) { return PartialView(MVC.ForgottenPassword.Views._Index, model); } var user = await _userManager.FindByEmailAsync(model.Email); if (user == null || !(await _userManager.IsEmailConfirmedAsync(user.Id))) { // Don't reveal that the user does not exist or is not confirmed return Json(new { result = "false", message = "این ایمیل در سیستم ثبت نشده است" }); } var code = await _userManager.GeneratePasswordResetTokenAsync(user.Id); _emailService.SendResetPasswordConfirmationEmail(user.UserName, user.Email, code); return Json(new { result = "true", message = "ایمیلی برای تایید بازنشانی کلمه عبور برای شما ارسال شد.اعتبارایمیل ارسالی 3 ساعت است." }); } [AllowAnonymous] public virtual ActionResult ResetPassword(string code) { return code == null ? View("Error") : View(); } [AllowAnonymous] public virtual ActionResult ResetPasswordConfirmation() { return View(); } // // POST: /Account/ResetPassword [HttpPost] [AllowAnonymous] [ValidateAntiForgeryToken] public virtual async Task<ActionResult> ResetPassword(ResetPasswordViewModel model) { if (!ModelState.IsValid) { return View(model); } var user = await _userManager.FindByEmailAsync(model.Email); if (user == null) { // Don't reveal that the user does not exist return RedirectToAction("Error"); } var result = await _userManager.ResetPasswordAsync(user.Id, model.Code, model.Password); if (result.Succeeded) { return RedirectToAction("ResetPasswordConfirmation", "ForgottenPassword"); } addErrors(result); return View(); } private void addErrors(IdentityResult result) { foreach (var error in result.Errors) { ModelState.AddModelError("", error); } } } }
@{ ViewBag.Title = "کلمه عبور شما تغییر کرد"; } <hgroup> <h1>@ViewBag.Title.</h1> </hgroup> <div> <p> کلمه عبور شما با موفقیت تغییر کرد </p> <p> @Ajax.ActionLink("ورود / ثبت نام", MVC.User.ActionNames.LogOn, MVC.User.Name, new { area = "", returnUrl = Html.ReturnUrl(Context, Url) }, new AjaxOptions { HttpMethod = "GET", InsertionMode = InsertionMode.Replace, UpdateTargetId = "logOnModal", LoadingElementDuration = 300, LoadingElementId = "loadingMessage", OnSuccess = "LogOnForm.onSuccess" }, new { role = "button", data_toggle = "modal", data_i_logon_link = "true", rel = "nofollow" }) </p> </div>
@model Iris.Model.ResetPasswordViewModel @{ ViewBag.Title = "ریست کردن کلمه عبور"; } <h2>@ViewBag.Title.</h2> @using (Html.BeginForm("ResetPassword", "ForgottenPassword", FormMethod.Post, new { @class = "form-horizontal", role = "form" })) { @Html.AntiForgeryToken() <h4>ریست کردن کلمه عبور</h4> <hr /> @Html.ValidationSummary("", new { @class = "text-danger" }) @Html.HiddenFor(model => model.Code) <div> @Html.LabelFor(m => m.Email, "ایمیل", new { @class = "control-label" }) <div> @Html.TextBoxFor(m => m.Email) </div> </div> <div> @Html.LabelFor(m => m.Password, "کلمه عبور", new { @class = "control-label" }) <div> @Html.PasswordFor(m => m.Password) </div> </div> <div> @Html.LabelFor(m => m.ConfirmPassword, "تکرار کلمه عبور", new { @class = "control-label" }) <div> @Html.PasswordFor(m => m.ConfirmPassword) </div> </div> <div> <div> <input type="submit" value="تغییر کلمه عبور" /> </div> </div> }
using System.ComponentModel.DataAnnotations; namespace Iris.Model { public class ResetPasswordViewModel { [Required] [EmailAddress] [Display(Name = "ایمیل")] public string Email { get; set; } [Required] [StringLength(100, ErrorMessage = "کلمه عبور باید حداقل 6 حرف باشد", MinimumLength = 6)] [DataType(DataType.Password)] [Display(Name = "کلمه عبور")] public string Password { get; set; } [DataType(DataType.Password)] [Display(Name = "تکرار کلمه عبور")] [Compare("Password", ErrorMessage = "کلمه عبور و تکرارش یکسان نیستند")] public string ConfirmPassword { get; set; } public string Code { get; set; } } }
var principalService = ObjectFactory.GetInstance<IPrincipalService>(); var formsAuthenticationService = ObjectFactory.GetInstance<IFormsAuthenticationService>(); context.User = principalService.GetCurrent()
public class CustomUserValidator<TUser, TKey> : IIdentityValidator<ApplicationUser> where TUser : class, IUser<int> where TKey : IEquatable<int> { public bool AllowOnlyAlphanumericUserNames { get; set; } public bool RequireUniqueEmail { get; set; } private ApplicationUserManager Manager { get; set; } public CustomUserValidator(ApplicationUserManager manager) { if (manager == null) throw new ArgumentNullException("manager"); AllowOnlyAlphanumericUserNames = true; Manager = manager; } public virtual async Task<IdentityResult> ValidateAsync(ApplicationUser item) { if (item == null) throw new ArgumentNullException("item"); var errors = new List<string>(); await ValidateUserName(item, errors); if (RequireUniqueEmail) await ValidateEmailAsync(item, errors); return errors.Count <= 0 ? IdentityResult.Success : IdentityResult.Failed(errors.ToArray()); } private async Task ValidateUserName(ApplicationUser user, ICollection<string> errors) { if (string.IsNullOrWhiteSpace(user.UserName)) errors.Add("نام کاربری نباید خالی باشد"); else if (AllowOnlyAlphanumericUserNames && !Regex.IsMatch(user.UserName, "^[A-Za-z0-9@_\\.]+$")) { errors.Add("برای نام کاربری فقط از کاراکترهای مجاز استفاده کنید "); } else { var owner = await Manager.FindByNameAsync(user.UserName); if (owner != null && !EqualityComparer<int>.Default.Equals(owner.Id, user.Id)) errors.Add("این نام کاربری قبلا ثبت شده است"); } } private async Task ValidateEmailAsync(ApplicationUser user, ICollection<string> errors) { var email = await Manager.GetEmailStore().GetEmailAsync(user).WithCurrentCulture(); if (string.IsNullOrWhiteSpace(email)) { errors.Add("وارد کردن ایمیل ضروریست"); } else { try { var m = new MailAddress(email); } catch (FormatException) { errors.Add("ایمیل را به شکل صحیح وارد کنید"); return; } var owner = await Manager.FindByEmailAsync(email); if (owner != null && !EqualityComparer<int>.Default.Equals(owner.Id, user.Id)) errors.Add("این ایمیل قبلا ثبت شده است"); } } }
public class CustomPasswordValidator : IIdentityValidator<string> { #region Properties public int RequiredLength { get; set; } public bool RequireNonLetterOrDigit { get; set; } public bool RequireLowercase { get; set; } public bool RequireUppercase { get; set; } public bool RequireDigit { get; set; } #endregion #region IIdentityValidator public virtual Task<IdentityResult> ValidateAsync(string item) { if (item == null) throw new ArgumentNullException("item"); var list = new List<string>(); if (string.IsNullOrWhiteSpace(item) || item.Length < RequiredLength) list.Add(string.Format("کلمه عبور نباید کمتر از 6 کاراکتر باشد")); if (RequireNonLetterOrDigit && item.All(IsLetterOrDigit)) list.Add("برای امنیت بیشتر از حداقل از یک کارکتر غیر عددی و غیر حرف برای کلمه عبور استفاده کنید"); if (RequireDigit && item.All(c => !IsDigit(c))) list.Add("برای امنیت بیشتر از اعداد هم در کلمه عبور استفاده کنید"); if (RequireLowercase && item.All(c => !IsLower(c))) list.Add("از حروف کوچک نیز برای کلمه عبور استفاده کنید"); if (RequireUppercase && item.All(c => !IsUpper(c))) list.Add("از حروف بزرک نیز برای کلمه عبور استفاده کنید"); return Task.FromResult(list.Count == 0 ? IdentityResult.Success : IdentityResult.Failed(string.Join(" ", list))); } #endregion #region PrivateMethods public virtual bool IsDigit(char c) { if (c >= 48) return c <= 57; return false; } public virtual bool IsLower(char c) { if (c >= 97) return c <= 122; return false; } public virtual bool IsUpper(char c) { if (c >= 65) return c <= 90; return false; } public virtual bool IsLetterOrDigit(char c) { if (!IsUpper(c) && !IsLower(c)) return IsDigit(c); return true; } #endregion }
UserValidator = new CustomUserValidator< ApplicationUser, int>(this) { AllowOnlyAlphanumericUserNames = false, RequireUniqueEmail = true }; PasswordValidator = new CustomPasswordValidator { RequiredLength = 6, RequireNonLetterOrDigit = false, RequireDigit = false, RequireLowercase = false, RequireUppercase = false };
public virtual async Task<ActionResult> UpdateAllUsersSecurityStamp() { foreach (var user in await _userManager.GetAllUsersAsync()) { await _userManager.UpdateSecurityStampAsync(user.Id); } return Content("ok"); }
public virtual async Task<ActionResult> CopyRoleToNewTable() { var dbContext = new IrisDbContext(); foreach (var role in await dbContext.Roles.ToListAsync()) { await _roleManager.CreateAsync(new CustomRole(role.Name) { Description = role.Description }); } var users = await dbContext.Users.Include(u => u.Role).ToListAsync(); foreach (var user in users) { await _userManager.AddToRoleAsync(user.Id, user.Role.Name); } return Content("ok"); }
SELECT * FROM table ORDER BY NEWID()
using System; using System.Data.Entity; using System.Data.Entity.Migrations; using System.Linq; namespace Sample { public class User { public int Id { get; set; } public string Name { get; set; } public int Age { get; set; } } public class MyContext : DbContext { public DbSet<User> Users { get; set; } } public class Configuration : DbMigrationsConfiguration<MyContext> { public Configuration() { AutomaticMigrationsEnabled = true; AutomaticMigrationDataLossAllowed = true; } protected override void Seed(MyContext context) { context.Users.Add(new User { Name = "User 1", Age = 20 }); context.Users.Add(new User { Name = "User 2", Age = 25 }); context.Users.Add(new User { Name = "User 3", Age = 30 }); context.Users.Add(new User { Name = "User 4", Age = 35 }); context.Users.Add(new User { Name = "User 5", Age = 40 }); base.Seed(context); } } public static class Test { public static void RunTests() { Database.SetInitializer(new MigrateDatabaseToLatestVersion<MyContext, Configuration>()); using (var context = new MyContext()) { var randomListOfUsers = context.Users .Where(person => person.Age >= 25 && person.Age < 40) .OrderBy(person => Guid.NewGuid()) .ToList(); foreach (var person in randomListOfUsers) Console.WriteLine("{0}:{1}", person.Name, person.Age); } } } }
.OrderBy(person => Guid.NewGuid())
ORDER BY NEWID()
SELECT [Project1].[Id] AS [Id], [Project1].[Name] AS [Name], [Project1].[Age] AS [Age] FROM ( SELECT NEWID() AS [C1], ------ Guid created here [Extent1].[Id] AS [Id], [Extent1].[Name] AS [Name], [Extent1].[Age] AS [Age] FROM [dbo].[Users] AS [Extent1] WHERE ([Extent1].[Age] >= 25) AND ([Extent1].[Age] < 40) ) AS [Project1] ORDER BY [Project1].[C1] ASC ------ Used for sorting here
using System.Collections.Generic;
namespace NHSample4.Domain
{
public class Course
{
public virtual int Id { get; set; }
public virtual string Teacher { get; set; }
public virtual IList<Student> Students { get; set; }
public Course()
{
Students = new List<Student>();
}
}
}
using System.Collections.Generic;
namespace NHSample4.Domain
{
public class Student
{
public virtual int Id { get; set; }
public virtual string Name { get; set; }
public virtual IList<Course> Courses { get; set; }
public Student()
{
Courses = new List<Course>();
}
}
}
using FluentNHibernate.Automapping;
using FluentNHibernate.Cfg;
using FluentNHibernate.Cfg.Db;
using NHibernate.Tool.hbm2ddl;
namespace NHSessionManager
{
public class Config
{
public static FluentConfiguration GetConfig()
{
return
Fluently.Configure()
.Database(
MsSqlConfiguration
.MsSql2008
.ConnectionString(x => x.FromConnectionStringWithKey("DbConnectionString"))
)
.Mappings(
m => m.AutoMappings.Add(
new AutoPersistenceModel()
.Where(x => x.Namespace.EndsWith("Domain"))
.AddEntityAssembly(typeof(NHSample4.Domain.Course).Assembly))
.ExportTo(System.Environment.CurrentDirectory)
);
}
public static void CreateDb()
{
bool script = false;//آیا خروجی در کنسول هم نمایش داده شود
bool export = true;//آیا بر روی دیتابیس هم اجرا شود
bool dropTables = false;//آیا جداول موجود دراپ شوند
new SchemaExport(GetConfig().BuildConfiguration()).Execute(script, export, dropTables);
}
}
}
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<connectionStrings>
<!--NHSessionManager-->
<add name="DbConnectionString"
connectionString="Data Source=(local);Initial Catalog=HelloNHibernate;Integrated Security = true"/>
</connectionStrings>
</configuration>
using System;
using System.Linq;
using System.Linq.Expressions;
namespace NHSample4.NHRepository
{
//Repository Interface
public interface IRepository<T>
{
T Get(object key);
T Save(T entity);
T Update(T entity);
void Delete(T entity);
IQueryable<T> Find();
IQueryable<T> Find(Expression<Func<T, bool>> predicate);
}
}
using System;
using System.Linq;
using NHSessionManager;
using NHibernate;
using NHibernate.Linq;
namespace NHSample4.NHRepository
{
public class Repository<T> : IRepository<T>, IDisposable
{
private ISession _session;
private bool _disposed = false;
public Repository()
{
_session = SingletonCore.SessionFactory.OpenSession();
BeginTransaction();
}
~Repository()
{
Dispose(false);
}
public T Get(object key)
{
if (!isSessionSafe) return default(T);
return _session.Get<T>(key);
}
public T Save(T entity)
{
if (!isSessionSafe) return default(T);
_session.Save(entity);
return entity;
}
public T Update(T entity)
{
if (!isSessionSafe) return default(T);
_session.Update(entity);
return entity;
}
public void Delete(T entity)
{
if (!isSessionSafe) return;
_session.Delete(entity);
}
public IQueryable<T> Find()
{
if (!isSessionSafe) return null;
return _session.Linq<T>();
}
public IQueryable<T> Find(System.Linq.Expressions.Expression<Func<T, bool>> predicate)
{
if (!isSessionSafe) return null;
return Find().Where(predicate);
}
void Commit()
{
if (!isSessionSafe) return;
if (_session.Transaction != null &&
_session.Transaction.IsActive &&
!_session.Transaction.WasCommitted &&
!_session.Transaction.WasRolledBack)
{
_session.Transaction.Commit();
}
else
{
_session.Flush();
}
}
void Rollback()
{
if (!isSessionSafe) return;
if (_session.Transaction != null && _session.Transaction.IsActive)
{
_session.Transaction.Rollback();
}
}
private bool isSessionSafe
{
get
{
return _session != null && _session.IsOpen;
}
}
void BeginTransaction()
{
if (!isSessionSafe) return;
_session.BeginTransaction();
}
public void Dispose()
{
Dispose(true);
// tell the GC that the Finalize process no longer needs to be run for this object.
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposeManagedResources)
{
if (_disposed) return;
if (!disposeManagedResources) return;
if (!isSessionSafe) return;
try
{
Commit();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
Rollback();
}
finally
{
if (isSessionSafe)
{
_session.Close();
_session.Dispose();
}
}
_disposed = true;
}
}
}
using System;
using System.Collections.Generic;
using NHSample4.Domain;
using NHSample4.NHRepository;
namespace NHSample4
{
class Program
{
static void Main(string[] args)
{
//ایجاد دیتابیس در صورت نیاز
//NHSessionManager.Config.CreateDb();
//ابتدا یک دانشجو را اضافه میکنیم
Student student = null;
using (var studentRepo = new Repository<Student>())
{
student = studentRepo.Save(new Student() { Name = "Vahid" });
}
//سپس یک واحد را اضافه میکنیم
using (var courseRepo = new Repository<Course>())
{
var course = courseRepo.Save(new Course() { Teacher = "Shams" });
}
//اکنون یک واحد را به دانشجو انتساب میدهیم
using (var courseRepo = new Repository<Course>())
{
courseRepo.Save(new Course() { Students = new List<Student>() { student } });
}
//سپس شماره دروس استادی خاص را نمایش میدهیم
using (var courseRepo = new Repository<Course>())
{
var query = courseRepo.Find(t => t.Teacher == "Shams");
foreach (var course in query)
Console.WriteLine(course.Id);
}
Console.WriteLine("Press a key...");
Console.ReadKey();
}
}
}
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using System; using System.Net.Http; using Microsoft.AspNetCore.Components; using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.Logging; using Microsoft.Extensions.Options; namespace BlazorWasmTelegramLogger.Client.Logging { public class ClientLoggerProvider : ILoggerProvider { private readonly HttpClient _httpClient; private readonly WebApiLoggerOptions _options; private readonly NavigationManager _navigationManager; public ClientLoggerProvider( IServiceProvider serviceProvider, IOptions<WebApiLoggerOptions> options, NavigationManager navigationManager) { if (serviceProvider is null) { throw new ArgumentNullException(nameof(serviceProvider)); } if (options is null) { throw new ArgumentNullException(nameof(options)); } _httpClient = serviceProvider.CreateScope().ServiceProvider.GetRequiredService<HttpClient>(); _options = options.Value; _navigationManager = navigationManager ?? throw new ArgumentNullException(nameof(navigationManager)); } public ILogger CreateLogger(string categoryName) { return new WebApiLogger(_httpClient, _options, _navigationManager); } public void Dispose() { } } }
using System; using Microsoft.Extensions.DependencyInjection; using Microsoft.Extensions.Logging; namespace BlazorWasmTelegramLogger.Client.Logging { public static class ClientLoggerProviderExtensions { public static ILoggingBuilder AddWebApiLogger(this ILoggingBuilder builder) { if (builder == null) { throw new ArgumentNullException(nameof(builder)); } builder.Services.AddSingleton<ILoggerProvider, ClientLoggerProvider>(); return builder; } } }
public ClientLoggerProvider( IServiceProvider serviceProvider, IOptions<WebApiLoggerOptions> options, NavigationManager navigationManager)
public ILogger CreateLogger(string categoryName) { return new WebApiLogger(_httpClient, _options, _navigationManager); }
using System; using System.Net.Http; using System.Net.Http.Json; using BlazorWasmTelegramLogger.Shared; using Microsoft.AspNetCore.Components; using Microsoft.Extensions.Logging; namespace BlazorWasmTelegramLogger.Client.Logging { public class WebApiLogger : ILogger { private readonly WebApiLoggerOptions _options; private readonly HttpClient _httpClient; private readonly NavigationManager _navigationManager; public WebApiLogger(HttpClient httpClient, WebApiLoggerOptions options, NavigationManager navigationManager) { _httpClient = httpClient ?? throw new ArgumentNullException(nameof(httpClient)); _options = options ?? throw new ArgumentNullException(nameof(options)); _navigationManager = navigationManager ?? throw new ArgumentNullException(nameof(navigationManager)); } public IDisposable BeginScope<TState>(TState state) => default; public bool IsEnabled(LogLevel logLevel) => logLevel >= _options.LogLevel; public void Log<TState>( LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter) { if (!IsEnabled(logLevel)) { return; } if (formatter is null) { throw new ArgumentNullException(nameof(formatter)); } try { ClientLog log = new() { LogLevel = logLevel, EventId = eventId, Message = formatter(state, exception), Exception = exception?.Message, StackTrace = exception?.StackTrace, Url = _navigationManager.Uri }; _httpClient.PostAsJsonAsync(_options.LoggerEndpointUrl, log); } catch { // don't throw exceptions from the logger } } } }
using Microsoft.Extensions.Logging; namespace BlazorWasmTelegramLogger.Client.Logging { public class WebApiLoggerOptions { public string LoggerEndpointUrl { set; get; } public LogLevel LogLevel { get; set; } = LogLevel.Information; } }
{ "Logging": { "LogLevel": { "Default": "Information", "Microsoft": "Warning", "Microsoft.Hosting.Lifetime": "Information" } }, "WebApiLogger": { "LogLevel": "Warning", "LoggerEndpointUrl": "/api/logs" } }
namespace BlazorWasmTelegramLogger.Client { public class Program { public static async Task Main(string[] args) { var builder = WebAssemblyHostBuilder.CreateDefault(args); builder.RootComponents.Add<App>("#app"); builder.Services.Configure<WebApiLoggerOptions>(options => builder.Configuration.GetSection("WebApiLogger").Bind(options)); // … } } }
using Microsoft.Extensions.Logging; namespace BlazorWasmTelegramLogger.Shared { public class ClientLog { public LogLevel LogLevel { get; set; } public EventId EventId { get; set; } public string Message { get; set; } public string Exception { get; set; } public string StackTrace { get; set; } public string Url { get; set; } } }
namespace BlazorWasmTelegramLogger.Client { public class Program { public static async Task Main(string[] args) { var builder = WebAssemblyHostBuilder.CreateDefault(args); builder.RootComponents.Add<App>("#app"); builder.Services.AddScoped(sp => new HttpClient { BaseAddress = new Uri(builder.HostEnvironment.BaseAddress) }); builder.Services.Configure<WebApiLoggerOptions>(options => builder.Configuration.GetSection("WebApiLogger").Bind(options)); builder.Services.AddLogging(configure => { configure.AddWebApiLogger(); }); await builder.Build().RunAsync(); } } }
public bool IsEnabled(LogLevel logLevel) => logLevel >= _options.LogLevel;
using System; using System.Text; using System.Threading.Tasks; using BlazorWasmTelegramLogger.Shared; using Microsoft.Extensions.Logging; using Microsoft.Extensions.Options; using Telegram.Bot; using Telegram.Bot.Types.Enums; namespace BlazorWasmTelegramLogger.Server.Services { public class TelegramLoggingBotOptions { public string AccessToken { get; set; } public string ChatId { get; set; } } public interface ITelegramBotService { Task SendLogAsync(ClientLog log); } public class TelegramBotService : ITelegramBotService { private readonly string _chatId; private readonly TelegramBotClient _client; public TelegramBotService(IOptions<TelegramLoggingBotOptions> options) { _chatId = options.Value.ChatId; _client = new TelegramBotClient(options.Value.AccessToken); } public async Task SendLogAsync(ClientLog log) { var text = formatMessage(log); if (string.IsNullOrWhiteSpace(text)) { return; } await _client.SendTextMessageAsync(_chatId, text, ParseMode.Markdown); } private static string formatMessage(ClientLog log) { if (string.IsNullOrWhiteSpace(log.Message)) { return string.Empty; } var sb = new StringBuilder(); sb.Append(toEmoji(log.LogLevel)) .Append(" *") .AppendFormat("{0:hh:mm:ss}", DateTime.Now) .Append("* ") .AppendLine(log.Message); if (!string.IsNullOrWhiteSpace(log.Exception)) { sb.AppendLine() .Append('`') .AppendLine(log.Exception) .AppendLine(log.StackTrace) .AppendLine("`") .AppendLine(); } sb.Append("*Url:* ").AppendLine(log.Url); return sb.ToString(); } private static string toEmoji(LogLevel level) => level switch { LogLevel.Trace => "⬜️", LogLevel.Debug => "🟦", LogLevel.Information => "⬛️️️", LogLevel.Warning => "🟧", LogLevel.Error => "🟥", LogLevel.Critical => "❌", LogLevel.None => "🔳", _ => throw new ArgumentOutOfRangeException(nameof(level), level, null) }; } }
<Project Sdk="Microsoft.NET.Sdk.Web"> <ItemGroup> <PackageReference Include="Telegram.Bot" Version="15.7.1" /> </ItemGroup> </Project>
public class TelegramLoggingBotOptions { public string AccessToken { get; set; } public string ChatId { get; set; } }
{ "Logging": { "LogLevel": { "Default": "Information", "Microsoft": "Warning", "Microsoft.Hosting.Lifetime": "Information" } }, "AllowedHosts": "*", "TelegramLoggingBot": { "AccessToken": "1826…", "ChatId": "-1001…" } }
namespace BlazorWasmTelegramLogger.Server { public class Startup { // ... public void ConfigureServices(IServiceCollection services) { services.Configure<TelegramLoggingBotOptions>(options => Configuration.GetSection("TelegramLoggingBot").Bind(options)); services.AddSingleton<ITelegramBotService, TelegramBotService>(); // ... } // ... } }
public class TelegramBotService : ITelegramBotService { private readonly string _chatId; private readonly TelegramBotClient _client; public TelegramBotService(IOptions<TelegramLoggingBotOptions> options) { _chatId = options.Value.ChatId; _client = new TelegramBotClient(options.Value.AccessToken); }
using System; using System.Threading.Tasks; using BlazorWasmTelegramLogger.Server.Services; using BlazorWasmTelegramLogger.Shared; using Microsoft.AspNetCore.Mvc; using Microsoft.Extensions.Logging; namespace BlazorWasmTelegramLogger.Server.Controllers { [ApiController] [Route("api/[controller]")] public class LogsController : ControllerBase { private readonly ILogger<LogsController> _logger; private readonly ITelegramBotService _telegramBotService; public LogsController(ILogger<LogsController> logger, ITelegramBotService telegramBotService) { _logger = logger ?? throw new ArgumentNullException(nameof(logger)); _telegramBotService = telegramBotService; } [HttpPost] public async Task<IActionResult> PostLog(ClientLog log) { // TODO: Save the client's `log` in the database _logger.Log(log.LogLevel, log.EventId, log.Url + Environment.NewLine + log.Message); await _telegramBotService.SendLogAsync(log); return Ok(); } } }
@page "/counter" <h1>Counter</h1> <p>Current count: @currentCount</p> <button class="btn btn-primary" @onclick="IncrementCount">Click me</button> @code { private int currentCount = 0; private void IncrementCount() { currentCount++; throw new InvalidOperationException("This is an exception message from the client!"); } }
public class Contact { public int ContactId { get; set; } public string FName { get; set; } public string LName { get; set; } public string FatherName { get; set; } public string Email { get; set; } public virtual ICollection<Phone> Phones { get; set; } }
public class Phone { public int PhoneId { get; set; } public string PhoneNumber { get; set; } public string PhoneNote { get; set; } public string PhoneAddress { get; set; } public int PhoneTypeId { get; set; } public virtual PhoneType PhoneType { get; set; } [ForeignKey("ContactId")] public virtual Contact Contact { get; set; } public int ContactId { get; set; } }
var listContacts = db.Contacts.Include(p => p.Phones).AsQueryable(); if (searchContact.ByName) listContacts = listContacts.Where(c => c.LName.Contains(searchContact.Name)); if (searchContact.ByNumber) { listContacts = listContacts.Where(c=>c.); } var phonelistmodel = await listContacts.OrderBy(p => p.ContactId) .Skip(page * count) .Take(count) .Select(c => new ListPhoneNumberViewmodel() { ContactId = c.ContactId, Email = c.Email, Name = c.FName + " " + c.LName, Phones = c.Phones }).ToListAsync();