get_user_id

Description:

public unowned string get_user_id ()

Get the certificate's full User ID.

If the certificate contains more than one User ID with different validities, the User ID with the highest validity is returned. If more than one User ID appears in the certificate with the same (highest) validity, the first such User ID will be returned.

Parameters:

this	a Certificate

Returns:

the relevant User ID or null if unspecified.