Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Base / System / IO / Packaging / RightsManagementInformation.cs / 1 / RightsManagementInformation.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // This class represents the rights-management information stored in an // EncryptedPackageEnvelope. Specifically, it represents the PublishLicense and the // UseLicenses stored in the compound file that embodies the RM protected Package. // // History: // 06/06/2005: [....]: Initial implementation. // //----------------------------------------------------------------------------- using System.Collections.Generic; using System.Security.RightsManagement; using MS.Internal.IO.Packaging.CompoundFile; namespace System.IO.Packaging { ////// This class represents the rights-management information stored in an /// EncryptedPackageEnvelope. Specifically, it represents the PublishLicense and the /// UseLicenses stored in the compound file that embodies the RM protected Package. /// public class RightsManagementInformation { ////// Internal constructor, called by EncryptedPackageEnvelope.Create or EncryptedPackageEnvelope.Open. /// internal RightsManagementInformation( RightsManagementEncryptionTransform rmet ) { _rmet = rmet; } ////// This property represents the object that determines what operations the current /// user is allowed to perform on the encrypted content. /// public CryptoProvider CryptoProvider { get { return _rmet.CryptoProvider; } set { _rmet.CryptoProvider = value; } } ////// Read the publish license from the RM transform's primary instance data stream. /// ////// The publish license, or null if the compound file does not contain a publish /// license (as it will not, for example, when the compound file is first created). /// ////// If the stream is corrupt, or if the RM instance data in this file cannot be /// read by the current version of this class. /// public PublishLicense LoadPublishLicense() { return _rmet.LoadPublishLicense(); } ////// Save the publish license to the RM transform's instance data stream. /// /// /// The publish licence to be saved. The RM server returns a publish license as a string. /// ////// The stream is rewritten from the beginning, so any existing publish license is /// overwritten. /// ////// If ///is null. /// /// If the existing RM instance data in this file cannot be updated by the current version /// of this class. /// ////// If the transform settings are fixed. /// public void SavePublishLicense(PublishLicense publishLicense) { _rmet.SavePublishLicense(publishLicense); } ////// Load a use license for the specified user from the RM transform's instance data /// storage in the compound file. /// /// /// The user whose use license is desired. /// ////// The use license for the specified user, or null if the compound file does not /// contain a use license for the specified user. /// ////// If ///is null. /// /// If the RM information in this file cannot be read by the current version of /// this class. /// public UseLicense LoadUseLicense(ContentUser userKey) { return _rmet.LoadUseLicense(userKey); } ////// Save a use license for the specified user into the RM transform's instance data /// storage in the compound file. /// /// /// The user to whom the use license was issued. /// /// /// The use license issued to that user. /// ////// Any existing use license for the specified user is removed from the compound /// file before the new use license is saved. /// ////// If ///or is null. /// /// If the RM information in this file cannot be written by the current version of /// this class. /// public void SaveUseLicense(ContentUser userKey, UseLicense useLicense) { _rmet.SaveUseLicense(userKey, useLicense); } ////// Delete the use license for the specified user from the RM transform's instance /// data storage in the compound file. /// /// /// The user whose use license is to be deleted. /// ////// If ///is null. /// /// If the RM information in this file cannot be updated by the current version of /// this class. /// public void DeleteUseLicense(ContentUser userKey) { _rmet.DeleteUseLicense(userKey); } ////// This method retrieves a reference to a dictionary with keys of type User and values /// of type UseLicense, containing one entry for each use license embedded in the compound /// file for this particular transform instance. The collection is a snapshot of the use /// licenses in the compound file at the time of the call. The term "Embedded" in the method /// name emphasizes that the dictionary returned by this method only includes those use /// licenses that are embedded in the compound file. It does not include any other use /// licenses that the application might have acquired from an RM server but not yet embedded /// into the compound file. /// public IDictionaryGetEmbeddedUseLicenses() { return _rmet.GetEmbeddedUseLicenses(); } private RightsManagementEncryptionTransform _rmet; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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