IMSCSAuthManager2::GetUserIDFromCookie Method [C++]

Article
11/12/2009

Use this method to retrieve a user ID stored in a cookie.

Definition

[C++]

HRESULT IMSCSAuthManager::GetUserIDFromCookie(BSTRcookieData,
  BSTR*pbstrUserID);

[Visual Basic]

Function GetUserIDFromCookie(cookieData As String) As String

Parameters

cookieData[C++]
[in] A BSTR that contains the Auth ticket cookie data.
cookieData[Visual Basic]
[in] A String that contains the Auth ticket cookie data.
pbstrUserID[C++]
[out, retval] A pointer to a BSTR used to return the user ID.

Return Values

[C++] This method returns an HRESULT indicating whether it completed successfully. See the Error Values section for more details.

[Visual Basic] If this method completes successfully, it returns a String that contains the user ID.

Error Values

[C++] This method returns S_OK (0x00000000) to indicate success and either standard or custom COM HRESULT error values to indicate failure. For more information about standard COM errors, see Standard COM Errors.

[Visual Basic] This method sets the Number property of the global Err object to S_OK (&H00000000) to indicate success and to either standard or custom COM error values to indicate failure. For more information about standard COM errors, see Standard COM Errors.

The following table shows the custom COM error that this method can return.

Constant	Value	Description
MSG_UPM_AUTH_SITE_NEEDED_ERROR	[C++] 0xC1004C10 [Visual Basic] &HC1004C10	The Initialize method must be called with the installed site name before calling this method.

[C++] Additional information may be available using the global Err object, which can be accessed using the API function GetErrorInfo. In particular, the GetDescription method of the IErrorInfo interface may return a text description of the error.

[Visual Basic] Additional information may be available using the global Err object. In particular, the Description property may contain a text description of the error.

Remarks

The cookie data is always URL decoded.

This method is available when the MSCSAuthManager object is instantiated outside of the context of an ASP script.

Commerce Server 2002 Analysis applications use this method to extract user IDs from cookies found in Internet Information Services (IIS) log files.

For more information about memory ownership issues related to COM property and method parameters, see Managing COM Parameter Memory.

[C++]

The pbstrUserID parameter contains valid data only if the method completes successfully.

[Visual Basic]

Example

' vUserID is a Variant
' oAuthManager is a Commerce AuthManager object

vUserID = oAuthManager.GetUserIDFromCookie(sCookieData)

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