122 lines
3.9 KiB
C#
122 lines
3.9 KiB
C#
//
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// System.ComponentModel.Design.RuntimeLicenseContext.cs
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//
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// Authors:
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// Ivan Hamilton (ivan@chimerical.com.au)
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// Martin Willemoes Hansen (mwh@sysrq.dk)
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// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
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// Carlo Kok (ck@remobjects.com)
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//
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// (C) 2004 Ivan Hamilton
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// (C) 2003 Martin Willemoes Hansen
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// (C) 2003 Andreas Nahr
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// (C) 2009 Carlo Kok
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//
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//
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// 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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using System.ComponentModel;
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using System.Reflection;
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using System.Collections;
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using System.IO;
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using System.Runtime.Serialization.Formatters.Binary;
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namespace System.ComponentModel.Design
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{
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internal class RuntimeLicenseContext : LicenseContext
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{
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private Hashtable extraassemblies;
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private Hashtable keys;
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public RuntimeLicenseContext () : base ()
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{
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}
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void LoadKeys ()
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{
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if (keys != null)
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return;
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keys = new Hashtable ();
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Assembly asm = Assembly.GetEntryAssembly ();
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if (asm != null)
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LoadAssemblyLicenses (keys, asm);
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else {
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foreach (Assembly asmnode in AppDomain.CurrentDomain.GetAssemblies ()) {
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LoadAssemblyLicenses (keys, asmnode);
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}
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}
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}
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void LoadAssemblyLicenses (Hashtable targetkeys, Assembly asm)
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{
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if (asm is System.Reflection.Emit.AssemblyBuilder) return;
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string asmname = Path.GetFileName (asm.Location);
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string resourcename = asmname + ".licenses";
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try {
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foreach (string name in asm.GetManifestResourceNames ()) {
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if (name != resourcename)
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continue;
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using (Stream stream = asm.GetManifestResourceStream (name)) {
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BinaryFormatter formatter = new BinaryFormatter ();
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object[] res = formatter.Deserialize (stream) as object[];
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if (String.Compare ((string) res[0], asmname, true) == 0) {
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Hashtable table = (Hashtable) res[1];
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foreach (DictionaryEntry et in table)
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targetkeys.Add (et.Key, et.Value);
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}
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}
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}
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} catch (InvalidCastException) {
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}
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}
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public override string GetSavedLicenseKey (Type type, Assembly resourceAssembly)
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{
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if (type == null)
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throw new ArgumentNullException ("type");
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if (resourceAssembly != null) {
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if (extraassemblies == null)
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extraassemblies = new Hashtable ();
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Hashtable ht = extraassemblies [resourceAssembly.FullName] as Hashtable;
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if (ht == null) {
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ht = new Hashtable ();
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LoadAssemblyLicenses (ht, resourceAssembly);
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extraassemblies [resourceAssembly.FullName] = ht;
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}
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return (string) ht [type.AssemblyQualifiedName];
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}
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LoadKeys ();
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return (string) keys [type.AssemblyQualifiedName];
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}
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public override void SetSavedLicenseKey (Type type, string key)
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{
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if (type == null)
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throw new ArgumentNullException ("type");
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LoadKeys ();
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keys [type.AssemblyQualifiedName] = key;
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}
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}
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}
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