Last change
on this file since 5532 was
4604,
checked in by dkahn, 14 years ago
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#1198 Imported new Plugin Host solution for the new MVC2 based web application
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File size:
1.6 KB
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1 | using System;
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2 | using System.Collections.Generic;
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3 | using System.Linq;
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4 | using System.Web;
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5 | using System.IO;
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6 | using System.Reflection;
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7 | using System.Diagnostics;
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8 |
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9 | namespace HLWebPluginHost.PluginLib {
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10 |
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11 | /// <summary>
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12 | /// The purpose of this class is to actually provide the bytes for a given resource.
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13 | /// We subclass VirtualFile and override Open() to read the requested resource out of our plugin assembly.
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14 | /// </summary>
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15 | public class AssemblyResourceVirtualFile : System.Web.Hosting.VirtualFile {
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16 | private string path;
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17 |
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18 | /// <summary>
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19 | /// Constructor
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20 | /// </summary>
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21 | /// <param name="virtualPath"></param>
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22 | public AssemblyResourceVirtualFile(string virtualPath)
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23 | : base(virtualPath) {
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24 | path = VirtualPathUtility.ToAppRelative(virtualPath);
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25 | }
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26 |
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27 | public override Stream Open() {
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28 | string[] parts = path.Split('/');
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29 | string assemblyName = parts[2];
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30 | string resourceName = parts[3];
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31 |
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32 | // While it is possible to directly load an assembly using Assembly.LoadFile() or Assembly.LoadFrom(), these methods will lock the DLL
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33 | // file for the duration of the process (e.g. until you restart IIS). A much better way to load an assembly is to create an in-memory copy
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34 | // of the DLL and load that, which is what we are doing here:
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35 | assemblyName = Path.Combine(HttpRuntime.BinDirectory, assemblyName);
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36 | byte[] assemblyBytes = File.ReadAllBytes(assemblyName);
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37 | Assembly assembly = Assembly.Load(assemblyBytes);
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38 |
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39 | if (assembly != null)
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40 | return assembly.GetManifestResourceStream(resourceName);
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41 |
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42 | return null;
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43 | }
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44 | }
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45 |
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46 | } |
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