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== Checking whether the user is authenticated==



<source lang="csharp">
Dim AuthUser As Boolean
AuthUser = User.Identity.IsAuthenticated()</source>

== Checking whether the user is part of a specific role==



<source lang="csharp">
If (User.IsInRole("ReutersServer\Subscribers")) Then
" Private information for subscribers
Else
" Public information
End If</source>

== Getting the username of the logged-in user==



<source lang="csharp">
Dim UserName As String
UserName = User.Identity.Name</source>

== Output the name of the currently logged-on user as authenticated by the ASP.NET application==



<source lang="csharp">
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Welcome page</title>
</head>
<body>
<div id="pageContent">
<form id="form1" runat="server">
<h1>Welcome, <%=User.Identity.Name %></h1>
</form>
</div>
</body>
</html></source>

== Using an If/Then statement that checks authentication==



<source lang="csharp">
If (User.Identity.IsAuthenticated()) Then
" Do some actions here for authenticated users
Else
" Do other actions here for unauthenticated users
End If</source>

== Using the AuthenticationType property==



<source lang="csharp">
Dim AuthType As String
AuthType = User.Identity.AuthenticationType</source>

== Using the WindowsBuiltInRole enumeration==



<source lang="csharp">
Dim AdminUser As Boolean
AdminUser = User.IsInRole(WindowsBuiltInRole.Administrator)</source>

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ASP.NET Tutorial/Authentication Authorization/User - История изменений

в 15:30, 26 мая 2010

Admin: 1 версия