110 lines
3.7 KiB
C#
110 lines
3.7 KiB
C#
// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright (c) 2007 Novell, Inc. (http://www.novell.com)
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//
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// Authors:
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// Chris Toshok (toshok@ximian.com)
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// Alan McGovern (amcgovern@novell.com)
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//
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using System;
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using System.Xml;
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namespace System.IO.Packaging {
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public abstract class PackageProperties : IDisposable
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{
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internal const string NSPackageProperties = "http://schemas.openxmlformats.org/package/2006/metadata/core-properties";
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internal const string NSPackagePropertiesRelation = "http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties";
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internal const string PackagePropertiesContentType = "application/vnd.openxmlformats-package.core-properties+xml";
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static int uuid;
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protected PackageProperties ()
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{
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}
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public abstract string Category { get; set; }
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public abstract string ContentStatus { get; set; }
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public abstract string ContentType { get; set; }
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public abstract DateTime? Created { get; set; }
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public abstract string Creator { get; set; }
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public abstract string Description { get; set; }
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public abstract string Identifier { get; set; }
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public abstract string Keywords { get; set; }
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public abstract string Language { get; set; }
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public abstract string LastModifiedBy { get; set; }
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public abstract DateTime? LastPrinted { get; set; }
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public abstract DateTime? Modified { get; set; }
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internal Package Package { get; set; }
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internal PackagePart Part { get; set; }
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public abstract string Revision { get; set; }
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public abstract string Subject { get; set; }
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public abstract string Title { get; set; }
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public abstract string Version { get; set; }
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public void Dispose ()
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{
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Dispose (true);
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}
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protected virtual void Dispose (bool disposing)
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{
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// Nothing
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}
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internal void Flush ()
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{
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using (MemoryStream temp = new MemoryStream ()) {
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using (XmlTextWriter writer = new XmlTextWriter (temp, System.Text.Encoding.UTF8)) {
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WriteTo (writer);
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writer.Flush ();
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if (temp.Length == 0)
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return;
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}
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}
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if (Part == null)
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{
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int id = System.Threading.Interlocked.Increment (ref uuid);
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Uri uri = new Uri (string.Format ("/package/services/metadata/core-properties/{0}.psmdcp", id), UriKind.Relative);
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Part = Package.CreatePart (uri, PackagePropertiesContentType);
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PackageRelationship rel = Package.CreateRelationship (uri, TargetMode.Internal, NSPackagePropertiesRelation);
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}
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using (Stream s = Part.GetStream (FileMode.Create))
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using (XmlTextWriter writer = new XmlTextWriter (s, System.Text.Encoding.UTF8))
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WriteTo (writer);
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}
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internal virtual void LoadFrom (Stream stream)
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{
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}
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internal virtual void WriteTo (XmlTextWriter writer)
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{
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}
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}
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} |