c# – 获取ASP.NET身份当前用户在视图中

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我使用ASP.NET Identity 2.0和MVC.我需要登录用户名,姓,电子邮件等.怎么可以得到它?我可以得到@ User.Identity,但没有我的用户类的属性.
//in my view,i need here my ApplicationUser class
<div>
@User.Identity.Name
</div>

//ApplicationUser class
public class ApplicationUser : IdentityUser<int,CustomUserLogin,CustomUserRole,CustomUserClaim> 
{
    public ApplicationUser()
    {
        this.CreatedDate = DateTime.Now;
    }

    public DateTime CreatedDate { get; set; }

    public string Name { get; set; }

    public string Surname { get; set; }

    public string TaxOffice { get; set; }
}

解决方法

如果只有您需要获取的特定属性,您可以将它们作为您的ApplicationUser类中的声明添加,如下例所示:
public async Task<ClaimsIdentity> GenerateUserIdentityAsync(UserManager<ApplicationUser,int> 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
    userIdentity.AddClaim(new Claim("FullName",this.FullName));
    // or use the ClaimTypes enumeration
    return userIdentity;
}

这从Startup.Auth类接线:

SessionStateSection sessionStateSection = ConfigurationManager.GetSection("system.web/sessionState") as SessionStateSection;
    app.UseCookieAuthentication(new CookieAuthenticationOptions
    {
        AuthenticationType = DefaultAuthenticationTypes.ApplicationCookie,LoginPath = new PathString("/account/login"),CookieName = sessionStateSection.CookieName + "_Application",Provider = new CookieAuthenticationProvider
        {
            // Enables the application to validate the security stamp when the user logs in.
            OnValidateIdentity = SecurityStampValidator.OnValidateIdentity<ApplicationUserManager,ApplicationUser,int>
                (
                     validateInterval: TimeSpan.FromMinutes(30),regenerateIdentityCallback: (manager,user) => user.GenerateUserIdentityAsync(manager),getUserIdCallback: (id) => (id.GetUserId<int>())
                ) 

        }
    });

然后,您可以访问声明(在视图或控制器中):

var claims = ((System.Security.Claims.ClaimsIdentity)User.Identity).Claims;
var claim = claims.SingleOrDefault(m => m.Type == "FullName");

这里没有形式的认证机票.

如果您想要完整的用户详细信息,您可以随时创建一个扩展方法,如下所示:

public static ApplicationUser GetApplicationUser(this System.Security.Principal.IIdentity identity)
{
    if (identity.IsAuthenticated)
    {
        using (var db = new AppContext())
        {
            var userManager = new ApplicationUserManager(new ApplicationUserStore(db));
            return userManager.FindByName(identity.Name);
        }
    }
    else
    {
        return null;
    }        
}

并称之为:

@User.Identity.GetApplicationUser();

不过,如果您一直在打电话给我,建议您使用缓存.

原文链接:https://www.f2er.com/csharp/93757.html

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