SPList.DoesUserHavePermissions-Methode (SPUser, SPBasePermissions)
Gibt an, ob der angegebene Benutzer in der Liste den angegebenen Satz von Berechtigungen verfügt.
Namespace: Microsoft.SharePoint
Assembly: Microsoft.SharePoint (in Microsoft.SharePoint.dll)
Syntax
'Declaration
Public Function DoesUserHavePermissions ( _
user As SPUser, _
permissionMask As SPBasePermissions _
) As Boolean
'Usage
Dim instance As SPList
Dim user As SPUser
Dim permissionMask As SPBasePermissions
Dim returnValue As Boolean
returnValue = instance.DoesUserHavePermissions(user, _
permissionMask)
public bool DoesUserHavePermissions(
SPUser user,
SPBasePermissions permissionMask
)
Parameter
user
Typ: Microsoft.SharePoint.SPUserEin Benutzer, für die Berechtigungen überprüft werden.
permissionMask
Typ: Microsoft.SharePoint.SPBasePermissionsEine bitweise Kombination der Enumerationswerte, die einen Satz von Berechtigungen angibt.
Rückgabewert
Typ: System.Boolean
true , wenn der Benutzer die Berechtigungen besitzt; andernfalls false.
Ausnahmen
| Ausnahme | Bedingung |
|---|---|
| UnauthorizedAccessException | Der aktuelle Benutzer hat keinen EnumeratePermissions rechts. |
Beispiele
Im folgende Beispiel ist eine Konsolenanwendung, die alle Benutzer in allen Gruppen einer Website überprüfen, ob jeder Benutzer einen bestimmten Satz von Berechtigungen in der Liste Freigegebene Dokumente auflistet.
Imports System
Imports Microsoft.SharePoint
Module ConsoleApp
Sub Main()
Using site As SPSite = New SPSite("https://localhost")
Using web As SPWeb = site.RootWeb
Dim perms As SPBasePermissions = SPBasePermissions.AddListItems _
Or SPBasePermissions.ApproveItems _
Or SPBasePermissions.CancelCheckout _
Or SPBasePermissions.DeleteListItems _
Or SPBasePermissions.DeleteVersions _
Or SPBasePermissions.EditListItems _
Or SPBasePermissions.Open _
Or SPBasePermissions.OpenItems _
Or SPBasePermissions.ViewListItems _
Or SPBasePermissions.ViewVersions
Dim listUrl As String = web.RootFolder.ServerRelativeUrl + "shared documents"
Dim list As SPList = web.GetList(listUrl)
' Be sure the current user has permission to check permissions.
If web.DoesUserHavePermissions(SPBasePermissions.EnumeratePermissions) Then
For Each group As SPGroup In web.Groups
For Each user As SPUser In group.Users
' Check another user's permissions.
Dim hasPermission As Boolean = list.DoesUserHavePermissions(user, perms)
Console.WriteLine("{0, -5} {1}", hasPermission, user.LoginName)
Next
Next
End If
End Using
End Using
Console.Write(vbCrLf + "Press ENTER to continue...")
Console.ReadLine()
End Sub
End Module
using System;
using Microsoft.SharePoint;
namespace Test
{
class ConsoleApp
{
static void Main(string[] args)
{
using (SPSite site = new SPSite("https://localhost"))
{
using (SPWeb web = site.RootWeb)
{
SPBasePermissions perms = SPBasePermissions.AddListItems
| SPBasePermissions.ApproveItems
| SPBasePermissions.CancelCheckout
| SPBasePermissions.DeleteListItems
| SPBasePermissions.DeleteVersions
| SPBasePermissions.EditListItems
| SPBasePermissions.Open
| SPBasePermissions.OpenItems
| SPBasePermissions.ViewListItems
| SPBasePermissions.ViewVersions;
string listUrl = web.RootFolder.ServerRelativeUrl + "shared documents";
SPList list = web.GetList(listUrl);
// Be sure the current user has permission to check permissions.
if (web.DoesUserHavePermissions(SPBasePermissions.EnumeratePermissions))
{
foreach (SPGroup group in web.Groups)
{
foreach (SPUser user in group.Users)
{
// Check another user's permissions.
bool hasPermission = list.DoesUserHavePermissions(user, perms);
Console.WriteLine("{0, -5} {1}", hasPermission, user.LoginName);
}
}
}
}
}
Console.Write("\nPress ENTER to continue...");
Console.ReadLine();
}
}
}