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//------------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
namespace System.Web.Services.Configuration
{
using System;
using System.Configuration;
using System.IO;
using System.Security.Permissions;
using System.Threading;
using System.Web.Configuration;
using System.Web.Hosting;
using System.Xml;
using System.Runtime.CompilerServices;
public sealed class WsdlHelpGeneratorElement : ConfigurationElement
{
// These three constructors are used by the configuration system.
public WsdlHelpGeneratorElement() : base()
{
this.properties.Add(this.href);
}
[FileIOPermission(SecurityAction.Assert, Unrestricted = true)]
string GetConfigurationDirectory()
{
PartialTrustHelpers.FailIfInPartialTrustOutsideAspNet();
return HttpRuntime.MachineConfigurationDirectory;
}
internal string HelpGeneratorVirtualPath
{
get { return this.virtualPath + this.Href; }
}
internal string HelpGeneratorPath
{
get { return Path.Combine(this.actualPath, this.Href); }
}
[ConfigurationProperty("href", IsRequired = true)]
public string Href
{
get { return (string)base[this.href]; }
set
{
if (value == null)
{
value = string.Empty;
}
if (this.needToValidateHref && value.Length > 0)
{
CheckIOReadPermission(this.actualPath, value);
}
base[this.href] = value;
}
}
protected override ConfigurationPropertyCollection Properties
{
get { return this.properties; }
}
protected override void DeserializeElement(XmlReader reader, bool serializeCollectionKey)
{
PartialTrustHelpers.FailIfInPartialTrustOutsideAspNet();
base.DeserializeElement(reader, serializeCollectionKey);
// Update paths
// If we're not running in the context of a web application then skip this setting.
#if MONO_BROKEN_CONFIGURATION_DLL
try {
var hack = this.EvaluationContext;
} catch (ConfigurationErrorsException) {
this.actualPath = GetConfigurationDirectory();
return;
}
#endif
ContextInformation context = this.EvaluationContext;
WebContext webContext = context.HostingContext as WebContext;
if (webContext == null)
{
return;
}
if (this.Href.Length == 0)
return;
string tempVirtualPath = webContext.Path;
string path = null;
// If the help page is not in the web app directory hierarchy (the case
// for those specified in machine.config like DefaultWsdlHelpGenerator.aspx)
// then we can't construct a true virtual path. This means that certain web
// form features that rely on relative paths won't work.
if (tempVirtualPath == null)
{
tempVirtualPath = HostingEnvironment.ApplicationVirtualPath;
if (tempVirtualPath == null)
tempVirtualPath = "";
path = GetConfigurationDirectory();
}
else
{
path = HostingEnvironment.MapPath(tempVirtualPath);
}
if (!tempVirtualPath.EndsWith("/", StringComparison.Ordinal))
{
tempVirtualPath += "/";
}
CheckIOReadPermission(path, this.Href);
this.actualPath = path;
this.virtualPath = tempVirtualPath;
this.needToValidateHref = true;
}
protected override void Reset(ConfigurationElement parentElement)
{
PartialTrustHelpers.FailIfInPartialTrustOutsideAspNet();
WsdlHelpGeneratorElement parent = (WsdlHelpGeneratorElement)parentElement;
#if MONO_BROKEN_CONFIGURATION_DLL
try {
var hack = this.EvaluationContext;
} catch (ConfigurationErrorsException) {
base.Reset(parentElement);
this.actualPath = GetConfigurationDirectory();
return;
}
#endif
ContextInformation context = this.EvaluationContext;
WebContext webContext = context.HostingContext as WebContext;
if (webContext != null)
{
string tempVirtualPath = webContext.Path;
bool isMachineConfig = tempVirtualPath == null;
this.actualPath = parent.actualPath;
if (isMachineConfig)
{
tempVirtualPath = HostingEnvironment.ApplicationVirtualPath;
}
if ((tempVirtualPath != null) && !tempVirtualPath.EndsWith("/", StringComparison.Ordinal))
{
tempVirtualPath += "/";
}
if ((tempVirtualPath == null) && (parentElement != null))
{
this.virtualPath = parent.virtualPath;
}
else if (tempVirtualPath != null)
{
this.virtualPath = tempVirtualPath;
}
}
base.Reset(parentElement);
}
[MethodImplAttribute(MethodImplOptions.NoInlining)]
internal void SetDefaults()
{
PartialTrustHelpers.FailIfInPartialTrustOutsideAspNet();
HttpContext context = HttpContext.Current;
if (context != null)
{
this.virtualPath = HostingEnvironment.ApplicationVirtualPath;
}
this.actualPath = this.GetConfigurationDirectory();
if ((this.virtualPath != null) && (!this.virtualPath.EndsWith("/", StringComparison.Ordinal)))
{
this.virtualPath += "/";
}
if ((this.actualPath != null) && (!this.actualPath.EndsWith(@"\", StringComparison.Ordinal)))
{
this.actualPath += "\\";
}
this.Href = "DefaultWsdlHelpGenerator.aspx";
CheckIOReadPermission(this.actualPath, this.Href);
this.needToValidateHref = true;
}
static void CheckIOReadPermission(string path, string file)
{
if (path == null)
return;
string fullPath = Path.GetFullPath(Path.Combine(path, file));
new FileIOPermission(FileIOPermissionAccess.Read, fullPath).Demand();
}
ConfigurationPropertyCollection properties = new ConfigurationPropertyCollection();
readonly ConfigurationProperty href = new ConfigurationProperty("href", typeof(string), null, ConfigurationPropertyOptions.IsRequired);
string virtualPath = null;
string actualPath = null;
bool needToValidateHref = false;
}
}
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