RightsManagementInformation Kelas

Referensi

Definisi

Ruang nama:: System.IO.Packaging

Rakitan:: WindowsBase.dll

Penting

Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.

Mewakili informasi Digital Rights Management (DRM) yang disimpan dalam EncryptedPackageEnvelope.

public ref class RightsManagementInformation

public class RightsManagementInformation

type RightsManagementInformation = class

Public Class RightsManagementInformation

Warisan: Object
RightsManagementInformation

Contoh

Contoh berikut menunjukkan cara menginisialisasi RightsManagementInformation objek untuk enkripsi.

WriteStatus("   Signing the UnsignedPublishLicense\n" +
            "       to build the PublishLicense.");
UseLicense authorsUseLicense;
PublishLicense publishLicense =
    unsignedLicense.Sign(_secureEnv, out authorsUseLicense);

WriteStatus("   Binding the author's UseLicense and");
WriteStatus("       obtaining the CryptoProvider.");
CryptoProvider cryptoProvider = authorsUseLicense.Bind(_secureEnv);

WriteStatus("   Creating the EncryptedPackage.");
Stream packageStream = File.OpenRead(packageFile);
EncryptedPackageEnvelope ePackage =
    EncryptedPackageEnvelope.CreateFromPackage(encryptedFile,
        packageStream, publishLicense, cryptoProvider);

WriteStatus("   Adding an author's UseLicense.");
RightsManagementInformation rmi =
    ePackage.RightsManagementInformation;
rmi.SaveUseLicense(author, authorsUseLicense);

ePackage.Close();
WriteStatus("   Done - Package encryption complete.");

WriteStatus("Verifying package encryption.");
if (EncryptedPackageEnvelope.IsEncryptedPackageEnvelope(encryptedFile))
{
    WriteStatus("   Confirmed - '" + encryptedFilename +
                "' is encrypted.");
}
else
{
    MessageBox.Show("ERROR: '" + encryptedFilename +
        "' is NOT ENCRYPTED.", "Encryption Error",
        MessageBoxButton.OK, MessageBoxImage.Error);
    WriteStatus("ERROR: '" + encryptedFilename +
                "' is NOT ENCRYPTED.\n");
    return false;
}

WriteStatus("   Signing the UnsignedPublishLicense" & vbLf & "       to build the PublishLicense.")
Dim authorsUseLicense As UseLicense = Nothing
Dim publishLicense As PublishLicense = unsignedLicense.Sign(_secureEnv, authorsUseLicense)

WriteStatus("   Binding the author's UseLicense and")
WriteStatus("       obtaining the CryptoProvider.")
Dim cryptoProvider As CryptoProvider = authorsUseLicense.Bind(_secureEnv)

WriteStatus("   Creating the EncryptedPackage.")
Dim packageStream As Stream = File.OpenRead(packageFile)
Dim ePackage As EncryptedPackageEnvelope = EncryptedPackageEnvelope.CreateFromPackage(encryptedFile, packageStream, publishLicense, cryptoProvider)

WriteStatus("   Adding an author's UseLicense.")
Dim rmi As RightsManagementInformation = ePackage.RightsManagementInformation
rmi.SaveUseLicense(author, authorsUseLicense)

ePackage.Close()
WriteStatus("   Done - Package encryption complete.")

WriteStatus("Verifying package encryption.")
If EncryptedPackageEnvelope.IsEncryptedPackageEnvelope(encryptedFile) Then
    WriteStatus("   Confirmed - '" & encryptedFilename & "' is encrypted.")
Else
    MessageBox.Show("ERROR: '" & encryptedFilename & "' is NOT ENCRYPTED.", "Encryption Error", MessageBoxButton.OK, MessageBoxImage.Error)
    WriteStatus("ERROR: '" & encryptedFilename & "' is NOT ENCRYPTED." & vbLf)
    Return False
End If

Contoh berikut menunjukkan cara menginisialisasi RightsManagementInformation objek untuk dekripsi.

ShowStatus("   Opening the encrypted Package.");
EncryptedPackageEnvelope ePackage =
    EncryptedPackageEnvelope.Open(xpsFile, FileAccess.ReadWrite);
RightsManagementInformation rmi =
    ePackage.RightsManagementInformation;

ShowStatus("   Looking for an embedded UseLicense for user:\n       " +
           currentUserId + " [" + _authentication + "]");
UseLicense useLicense =
    rmi.LoadUseLicense(
        new ContentUser(currentUserId, _authentication));

ReadOnlyCollection<ContentGrant> grants;
if (useLicense == null)
{
    ShowStatus("   No Embedded UseLicense found.\n       " +
               "Attempting to acqure UseLicnese\n       " +
               "from the PublishLicense.");
    PublishLicense pubLicense = rmi.LoadPublishLicense();

    ShowStatus("   Referral information:");

    if (pubLicense.ReferralInfoName == null)
        ShowStatus("       Name: (null)");
    else
        ShowStatus("       Name: " + pubLicense.ReferralInfoName);

    if (pubLicense.ReferralInfoUri == null)
        ShowStatus("    Uri: (null)");
    else
        ShowStatus("    Uri: " +
            pubLicense.ReferralInfoUri.ToString());

    useLicense = pubLicense.AcquireUseLicense(_secureEnv);
    if (useLicense == null)
    {
        ShowStatus("   User DOES NOT HAVE RIGHTS\n       " +
            "to access this document!");
        return false;
    }
}// end:if (useLicense == null)
ShowStatus("   UseLicense acquired.");

ShowStatus("   Opening the encrypted Package.")
Dim ePackage As EncryptedPackageEnvelope = EncryptedPackageEnvelope.Open(xpsFile, FileAccess.ReadWrite)
Dim rmi As RightsManagementInformation = ePackage.RightsManagementInformation

ShowStatus("   Looking for an embedded UseLicense for user:" & vbLf & "       " & currentUserId & " [" & _authentication & "]")
Dim useLicense As UseLicense = rmi.LoadUseLicense(New ContentUser(currentUserId, _authentication))

Dim grants As ReadOnlyCollection(Of ContentGrant)
If useLicense Is Nothing Then
    ShowStatus("   No Embedded UseLicense found." & vbLf & "       " & "Attempting to acqure UseLicnese" & vbLf & "       " & "from the PublishLicense.")
    Dim pubLicense As PublishLicense = rmi.LoadPublishLicense()

    ShowStatus("   Referral information:")

    If pubLicense.ReferralInfoName Is Nothing Then
        ShowStatus("       Name: (null)")
    Else
        ShowStatus("       Name: " & pubLicense.ReferralInfoName)
    End If

    If pubLicense.ReferralInfoUri Is Nothing Then
        ShowStatus("    Uri: (null)")
    Else
        ShowStatus("    Uri: " & pubLicense.ReferralInfoUri.ToString())
    End If

    useLicense = pubLicense.AcquireUseLicense(_secureEnv)
    If useLicense Is Nothing Then
        ShowStatus("   User DOES NOT HAVE RIGHTS" & vbLf & "       " & "to access this document!")
        Return False
    End If
End If ' end:if (useLicense == null)
ShowStatus("   UseLicense acquired.")

Keterangan

RightsManagementInformationmenyediakan akses ke data dan UseLicense yang PublishLicense disimpan dalam hak yang dilindungi terkelola Package.

Properti

CryptoProvider

Mendapatkan atau mengatur CryptoProvider untuk mengakses aliran data manajemen hak terenkripsi paket.

Metode

DeleteUseLicense(ContentUser)	UseLicense Menghapus untuk pengguna tertentu dari aliran data manajemen hak terenkripsi.
Equals(Object)	Menentukan apakah objek yang ditentukan sama dengan objek saat ini. (Diperoleh dari Object)
GetEmbeddedUseLicenses()	Mengembalikan kumpulan kamus pasangan pengguna dan UseLicense kunci/nilai dari aliran data manajemen hak terenkripsi.
GetHashCode()	Berfungsi sebagai fungsi hash default. (Diperoleh dari Object)
GetType()	Mendapatkan instans Type saat ini. (Diperoleh dari Object)
LoadPublishLicense()	Mengembalikan yang disematkan PublishLicense dari aliran data manajemen hak terenkripsi.
LoadUseLicense(ContentUser)	Mengembalikan pengguna tertentu yang disematkan UseLicense dari aliran data manajemen hak terenkripsi.
MemberwiseClone()	Membuat salinan dangkal dari yang saat ini Object. (Diperoleh dari Object)
SavePublishLicense(PublishLicense)	Menyimpan yang diberikan PublishLicense ke aliran data manajemen hak terenkripsi.
SaveUseLicense(ContentUser, UseLicense)	Menyimpan yang diberikan UseLicense untuk pengguna tertentu ke aliran data manajemen hak terenkripsi.
ToString()	Mengembalikan string yang mewakili objek saat ini. (Diperoleh dari Object)

Berlaku untuk

Lihat juga

System.Security.RightsManagement

Bagikan melalui