Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Services / Web / System / Web / Services / Discovery / DiscoveryRequestHandler.cs / 1305376 / DiscoveryRequestHandler.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.Services.Discovery { using System; using System.IO; using System.Collections; using System.Web; using System.Web.Caching; using System.Xml; using System.Diagnostics; using System.ComponentModel; using System.Text; using System.Web.Services.Protocols; using System.Security; using System.Security.Permissions; using System.Web.Services.Diagnostics; ////// /// public sealed class DiscoveryRequestHandler : IHttpHandler { ///[To be supplied.] ////// /// public bool IsReusable { get { return true; } } ///[To be supplied.] ////// /// public void ProcessRequest(HttpContext context) { TraceMethod method = Tracing.On ? new TraceMethod(this, "ProcessRequest") : null; if (Tracing.On) Tracing.Enter("IHttpHandler.ProcessRequest", method, Tracing.Details(context.Request)); new PermissionSet(PermissionState.Unrestricted).Demand(); // string cacheKey; string physicalPath = context.Request.PhysicalPath; if ( CompModSwitches.DynamicDiscoverySearcher.TraceVerbose ) Debug.WriteLine("DiscoveryRequestHandle: handling " + physicalPath); // Check to see if file exists locally. if (File.Exists(physicalPath)) { DynamicDiscoveryDocument dynDisco = null; FileStream stream = null; try { stream = new FileStream(physicalPath, FileMode.Open, FileAccess.Read); XmlTextReader xmlReader = new XmlTextReader(stream); xmlReader.WhitespaceHandling = WhitespaceHandling.Significant; xmlReader.XmlResolver = null; xmlReader.DtdProcessing = DtdProcessing.Prohibit; if (xmlReader.IsStartElement("dynamicDiscovery", DynamicDiscoveryDocument.Namespace)) { stream.Position = 0; dynDisco = DynamicDiscoveryDocument.Load(stream); } } finally { if (stream != null) { stream.Close(); } } if (dynDisco != null) { string[] excludeList = new string[dynDisco.ExcludePaths.Length]; string discoFileDirectory = Path.GetDirectoryName(physicalPath); string discoFileName = Path.GetFileName(physicalPath); for (int i = 0; i < excludeList.Length; i++) { // Exclude list now consists of relative paths, so this transformation not needed. // excludeList[i] = Path.Combine(discoFileDirectory, dynDisco.ExcludePaths[i].Path); excludeList[i] = dynDisco.ExcludePaths[i].Path; } // Determine start url path for search DynamicDiscoSearcher searcher; Uri searchStartUrl = context.Request.Url; string escapedUri = Uri.EscapeUriString(searchStartUrl.ToString()).Replace("#", "%23"); string searchStartUrlDir = GetDirPartOfPath( escapedUri ); // URL path without file name string strLocalPath = GetDirPartOfPath(searchStartUrl.LocalPath); if ( strLocalPath.Length == 0 || // no subdir present, host only CompModSwitches.DynamicDiscoveryVirtualSearch.Enabled // virtual search forced (for test suites). ) { discoFileName = GetFilePartOfPath( escapedUri ); searcher = new DynamicVirtualDiscoSearcher( discoFileDirectory, excludeList, searchStartUrlDir); } else searcher = new DynamicPhysicalDiscoSearcher(discoFileDirectory, excludeList, searchStartUrlDir); if ( CompModSwitches.DynamicDiscoverySearcher.TraceVerbose ) Debug.WriteLine( "*** DiscoveryRequestHandler.ProcessRequest() - startDir: " + searchStartUrlDir + " discoFileName :" + discoFileName); searcher.Search(discoFileName); DiscoveryDocument discoFile = searcher.DiscoveryDocument; MemoryStream memStream = new MemoryStream(1024); StreamWriter writer = new StreamWriter(memStream, new UTF8Encoding(false)); discoFile.Write(writer); memStream.Position = 0; byte[] data = new byte[(int)memStream.Length]; int bytesRead = memStream.Read(data, 0, data.Length); context.Response.ContentType = ContentType.Compose("text/xml", Encoding.UTF8); context.Response.OutputStream.Write(data, 0, bytesRead); } else { // Else, just return the disco file context.Response.ContentType = "text/xml"; context.Response.WriteFile(physicalPath); } if (Tracing.On) Tracing.Exit("IHttpHandler.ProcessRequest", method); return; } if (Tracing.On) Tracing.Exit("IHttpHandler.ProcessRequest", method); // Else, file is not found throw new HttpException(404, Res.GetString(Res.WebPathNotFound, context.Request.Path)); } // ------------------------------------------------------------------------- // Returns part of URL string to the left of the last slash. private static string GetDirPartOfPath(string str) { int lastSlash = str.LastIndexOf('/'); return (lastSlash > 0) ? str.Substring(0, lastSlash) : ""; } // ------------------------------------------------------------------------- // Returns part of URL string to the right of the last slash. private static string GetFilePartOfPath(string str) { int lastSlash = str.LastIndexOf('/'); if ( lastSlash < 0 ) return str; else if ( lastSlash == str.Length-1 ) return ""; return str.Substring(lastSlash+1); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //[To be supplied.] ///// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.Services.Discovery { using System; using System.IO; using System.Collections; using System.Web; using System.Web.Caching; using System.Xml; using System.Diagnostics; using System.ComponentModel; using System.Text; using System.Web.Services.Protocols; using System.Security; using System.Security.Permissions; using System.Web.Services.Diagnostics; ////// /// public sealed class DiscoveryRequestHandler : IHttpHandler { ///[To be supplied.] ////// /// public bool IsReusable { get { return true; } } ///[To be supplied.] ////// /// public void ProcessRequest(HttpContext context) { TraceMethod method = Tracing.On ? new TraceMethod(this, "ProcessRequest") : null; if (Tracing.On) Tracing.Enter("IHttpHandler.ProcessRequest", method, Tracing.Details(context.Request)); new PermissionSet(PermissionState.Unrestricted).Demand(); // string cacheKey; string physicalPath = context.Request.PhysicalPath; if ( CompModSwitches.DynamicDiscoverySearcher.TraceVerbose ) Debug.WriteLine("DiscoveryRequestHandle: handling " + physicalPath); // Check to see if file exists locally. if (File.Exists(physicalPath)) { DynamicDiscoveryDocument dynDisco = null; FileStream stream = null; try { stream = new FileStream(physicalPath, FileMode.Open, FileAccess.Read); XmlTextReader xmlReader = new XmlTextReader(stream); xmlReader.WhitespaceHandling = WhitespaceHandling.Significant; xmlReader.XmlResolver = null; xmlReader.DtdProcessing = DtdProcessing.Prohibit; if (xmlReader.IsStartElement("dynamicDiscovery", DynamicDiscoveryDocument.Namespace)) { stream.Position = 0; dynDisco = DynamicDiscoveryDocument.Load(stream); } } finally { if (stream != null) { stream.Close(); } } if (dynDisco != null) { string[] excludeList = new string[dynDisco.ExcludePaths.Length]; string discoFileDirectory = Path.GetDirectoryName(physicalPath); string discoFileName = Path.GetFileName(physicalPath); for (int i = 0; i < excludeList.Length; i++) { // Exclude list now consists of relative paths, so this transformation not needed. // excludeList[i] = Path.Combine(discoFileDirectory, dynDisco.ExcludePaths[i].Path); excludeList[i] = dynDisco.ExcludePaths[i].Path; } // Determine start url path for search DynamicDiscoSearcher searcher; Uri searchStartUrl = context.Request.Url; string escapedUri = Uri.EscapeUriString(searchStartUrl.ToString()).Replace("#", "%23"); string searchStartUrlDir = GetDirPartOfPath( escapedUri ); // URL path without file name string strLocalPath = GetDirPartOfPath(searchStartUrl.LocalPath); if ( strLocalPath.Length == 0 || // no subdir present, host only CompModSwitches.DynamicDiscoveryVirtualSearch.Enabled // virtual search forced (for test suites). ) { discoFileName = GetFilePartOfPath( escapedUri ); searcher = new DynamicVirtualDiscoSearcher( discoFileDirectory, excludeList, searchStartUrlDir); } else searcher = new DynamicPhysicalDiscoSearcher(discoFileDirectory, excludeList, searchStartUrlDir); if ( CompModSwitches.DynamicDiscoverySearcher.TraceVerbose ) Debug.WriteLine( "*** DiscoveryRequestHandler.ProcessRequest() - startDir: " + searchStartUrlDir + " discoFileName :" + discoFileName); searcher.Search(discoFileName); DiscoveryDocument discoFile = searcher.DiscoveryDocument; MemoryStream memStream = new MemoryStream(1024); StreamWriter writer = new StreamWriter(memStream, new UTF8Encoding(false)); discoFile.Write(writer); memStream.Position = 0; byte[] data = new byte[(int)memStream.Length]; int bytesRead = memStream.Read(data, 0, data.Length); context.Response.ContentType = ContentType.Compose("text/xml", Encoding.UTF8); context.Response.OutputStream.Write(data, 0, bytesRead); } else { // Else, just return the disco file context.Response.ContentType = "text/xml"; context.Response.WriteFile(physicalPath); } if (Tracing.On) Tracing.Exit("IHttpHandler.ProcessRequest", method); return; } if (Tracing.On) Tracing.Exit("IHttpHandler.ProcessRequest", method); // Else, file is not found throw new HttpException(404, Res.GetString(Res.WebPathNotFound, context.Request.Path)); } // ------------------------------------------------------------------------- // Returns part of URL string to the left of the last slash. private static string GetDirPartOfPath(string str) { int lastSlash = str.LastIndexOf('/'); return (lastSlash > 0) ? str.Substring(0, lastSlash) : ""; } // ------------------------------------------------------------------------- // Returns part of URL string to the right of the last slash. private static string GetFilePartOfPath(string str) { int lastSlash = str.LastIndexOf('/'); if ( lastSlash < 0 ) return str; else if ( lastSlash == str.Length-1 ) return ""; return str.Substring(lastSlash+1); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.[To be supplied.] ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- HopperCache.cs
- GridViewRowCollection.cs
- ObjectDataSourceFilteringEventArgs.cs
- SecurityKeyIdentifierClause.cs
- ProxyGenerationError.cs
- Animatable.cs
- BigInt.cs
- MenuAutomationPeer.cs
- ProtocolElementCollection.cs
- _IPv6Address.cs
- TextMessageEncodingElement.cs
- CalendarTable.cs
- Sentence.cs
- PartialTrustVisibleAssembly.cs
- TdsRecordBufferSetter.cs
- EventHandlerList.cs
- ComponentEvent.cs
- XamlPathDataSerializer.cs
- ApplyTemplatesAction.cs
- ByteKeyFrameCollection.cs
- XmlAttributeProperties.cs
- Crc32.cs
- SubpageParagraph.cs
- ConfigUtil.cs
- BitmapFrame.cs
- XmlSerializerFactory.cs
- EmbeddedMailObjectCollectionEditor.cs
- GenerateTemporaryTargetAssembly.cs
- basevalidator.cs
- InvariantComparer.cs
- SQLInt16Storage.cs
- SubqueryRules.cs
- DataSourceControlBuilder.cs
- QilLiteral.cs
- ConfigurationProperty.cs
- IntPtr.cs
- ObjectReaderCompiler.cs
- StrongNameIdentityPermission.cs
- _NestedSingleAsyncResult.cs
- XmlUtilWriter.cs
- EditorPart.cs
- ValidationRuleCollection.cs
- MethodBuilder.cs
- ToolBarButtonDesigner.cs
- CodeDefaultValueExpression.cs
- BitmapImage.cs
- SerializationSectionGroup.cs
- ScriptRegistrationManager.cs
- __Error.cs
- RemotingConfiguration.cs
- TextBounds.cs
- InvalidFilterCriteriaException.cs
- ConfigurationLocation.cs
- SystemIPGlobalProperties.cs
- AsyncParams.cs
- ExtensionFile.cs
- PropertyInfoSet.cs
- Thumb.cs
- EventPrivateKey.cs
- GeneralTransform3D.cs
- Calendar.cs
- RadioButton.cs
- XMLSyntaxException.cs
- Mouse.cs
- BezierSegment.cs
- XmlElement.cs
- MouseEvent.cs
- DependencyObjectType.cs
- CodeTypeDeclarationCollection.cs
- IdentitySection.cs
- COM2ExtendedBrowsingHandler.cs
- XmlNamedNodeMap.cs
- Pen.cs
- TrackingServices.cs
- FrameworkContentElement.cs
- CompilerParameters.cs
- BlockCollection.cs
- ToolboxComponentsCreatingEventArgs.cs
- DefaultEventAttribute.cs
- HttpClientProtocol.cs
- DrawTreeNodeEventArgs.cs
- CellCreator.cs
- NoPersistProperty.cs
- AttributeUsageAttribute.cs
- PropertyMetadata.cs
- IssuedTokenParametersElement.cs
- ToolStripContentPanelRenderEventArgs.cs
- Int16KeyFrameCollection.cs
- XmlDocumentType.cs
- ProxySimple.cs
- ItemAutomationPeer.cs
- MarginCollapsingState.cs
- ColorBuilder.cs
- DtdParser.cs
- HttpRequestTraceRecord.cs
- DataListItemCollection.cs
- _NTAuthentication.cs
- XPathExpr.cs
- PeerPresenceInfo.cs
- PeerPresenceInfo.cs