99 lines
3.7 KiB
C#
99 lines
3.7 KiB
C#
/* ****************************************************************************
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*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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*
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* This software is subject to the Microsoft Public License (Ms-PL).
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* A copy of the license can be found in the license.htm file included
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* in this distribution.
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*
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* You must not remove this notice, or any other, from this software.
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*
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* ***************************************************************************/
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namespace System.Web.Mvc {
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using System.Diagnostics.CodeAnalysis;
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using System.Net;
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using System.Web;
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public class WebFormViewEngine : VirtualPathProviderViewEngine {
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private IBuildManager _buildManager;
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public WebFormViewEngine() {
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MasterLocationFormats = new[] {
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"~/Views/{1}/{0}.master",
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"~/Views/Shared/{0}.master"
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};
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AreaMasterLocationFormats = new[] {
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"~/Areas/{2}/Views/{1}/{0}.master",
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"~/Areas/{2}/Views/Shared/{0}.master",
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};
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ViewLocationFormats = new[] {
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"~/Views/{1}/{0}.aspx",
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"~/Views/{1}/{0}.ascx",
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"~/Views/Shared/{0}.aspx",
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"~/Views/Shared/{0}.ascx"
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};
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AreaViewLocationFormats = new[] {
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"~/Areas/{2}/Views/{1}/{0}.aspx",
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"~/Areas/{2}/Views/{1}/{0}.ascx",
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"~/Areas/{2}/Views/Shared/{0}.aspx",
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"~/Areas/{2}/Views/Shared/{0}.ascx",
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};
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PartialViewLocationFormats = ViewLocationFormats;
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AreaPartialViewLocationFormats = AreaViewLocationFormats;
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}
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internal IBuildManager BuildManager {
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get {
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if (_buildManager == null) {
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_buildManager = new BuildManagerWrapper();
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}
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return _buildManager;
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}
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set {
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_buildManager = value;
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}
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}
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protected override IView CreatePartialView(ControllerContext controllerContext, string partialPath) {
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return new WebFormView(partialPath, null);
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}
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protected override IView CreateView(ControllerContext controllerContext, string viewPath, string masterPath) {
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return new WebFormView(viewPath, masterPath);
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}
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[SuppressMessage("Microsoft.Design", "CA1031:DoNotCatchGeneralExceptionTypes",
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Justification = "Exceptions are interpreted as indicating that the file does not exist.")]
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protected override bool FileExists(ControllerContext controllerContext, string virtualPath) {
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try {
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object viewInstance = BuildManager.CreateInstanceFromVirtualPath(virtualPath, typeof(object));
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return viewInstance != null;
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}
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catch (HttpException he) {
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if (he is HttpParseException) {
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// The build manager found something, but instantiation failed due to a runtime lookup failure
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throw;
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}
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if (he.GetHttpCode() == (int)HttpStatusCode.NotFound) {
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// If BuildManager returns a 404 (Not Found) that means that a file did not exist.
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// If the view itself doesn't exist, then this method should report that rather than throw an exception.
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if (!base.FileExists(controllerContext, virtualPath)) {
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return false;
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}
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}
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// All other error codes imply other errors such as compilation or parsing errors
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throw;
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}
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}
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}
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}
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