本文整理汇总了C#中System.Security.Claims.ClaimsPrincipal.?.FindFirst方法的典型用法代码示例。如果您正苦于以下问题：C# ClaimsPrincipal.?.FindFirst方法的具体用法？C# ClaimsPrincipal.?.FindFirst怎么用？C# ClaimsPrincipal.?.FindFirst使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Security.Claims.ClaimsPrincipal的用法示例。
在下文中一共展示了ClaimsPrincipal.?.FindFirst方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetCurrentUserRegistrationReferenceAsync
/// <summary>
/// Extracts the User details accessing the service as a unique id in the form
/// of "{authprovider}:{uniqueId}" using ProviderCrednetials for the logged
/// in user.
/// </summary>
/// <param name="principal">The principal accessing the service.</param>
/// <param name="request">The HttpRequest used to access the service.</param>
/// <returns>The unique user id.</returns>
public async Task<string> GetCurrentUserRegistrationReferenceAsync(ClaimsPrincipal principal, HttpRequestMessage request)
{
string provider = principal?.FindFirst("http://schemas.microsoft.com/identity/claims/identityprovider").Value;
ProviderCredentials creds = null;
if (string.Equals(provider, "facebook", StringComparison.OrdinalIgnoreCase))
{
creds = await principal.GetAppServiceIdentityAsync<FacebookCredentials>(request);
}
else if (string.Equals(provider, "google", StringComparison.OrdinalIgnoreCase))
{
creds = await principal.GetAppServiceIdentityAsync<GoogleCredentials>(request);
}
else if (string.Equals(provider, "twitter", StringComparison.OrdinalIgnoreCase))
{
creds = await principal.GetAppServiceIdentityAsync<TwitterCredentials>(request);
}
else if (string.Equals(provider, "microsoftaccount", StringComparison.OrdinalIgnoreCase))
{
creds = await principal.GetAppServiceIdentityAsync<MicrosoftAccountCredentials>(request);
}
if (creds == null)
{
throw ServiceExceptions.UserNullException();
}
// Format user details in the desired form of {authprovider}:{uniqueId}
string authProvider = creds.Provider;
string uniqueId = creds.UserClaims.FirstOrDefault(c => c.Type.Equals(ClaimTypes.NameIdentifier))?.Value;
var uniqueUserName = $"{authProvider}:{uniqueId}";
return uniqueUserName;
}开发者ID:Microsoft，项目名称:Appsample-Photosharing，代码行数:42，代码来源:DefaultUserRegistrationReferenceProvider.cs
示例2: FromIdentity
public static ExternalLoginData FromIdentity(ClaimsPrincipal identity)
{
Claim providerKeyClaim = identity?.FindFirst(ClaimTypes.NameIdentifier);
if (providerKeyClaim == null || String.IsNullOrEmpty(providerKeyClaim.Issuer) || String.IsNullOrEmpty(providerKeyClaim.Value))
{
return null;
}
if (providerKeyClaim.Issuer == ClaimsIdentity.DefaultIssuer)
{
return null;
}
return new ExternalLoginData
{
LoginProvider = providerKeyClaim.Issuer,
ProviderKey = providerKeyClaim.Value,
UserName = identity.FindFirst(ClaimTypes.NameIdentifier).Value,
ExternalAccessToken = identity.FindFirst("ExternalAccessToken").Value,
};
}