static internal DefaultProxySectionInternal GetSection()
{
lock (DefaultProxySectionInternal.ClassSyncObject)
{
DefaultProxySection section = PrivilegedConfigurationManager.GetSection(ConfigurationStrings.DefaultProxySectionPath) as DefaultProxySection;
if (section == null)
{
return(null);
}
try
{
return(new DefaultProxySectionInternal(section));
}
catch (Exception exception)
{
if (NclUtilities.IsFatal(exception))
{
throw;
}
throw new ConfigurationErrorsException(SR.GetString(SR.net_config_proxy), exception);
}
catch
{
throw new ConfigurationErrorsException(SR.GetString(SR.net_config_proxy), new Exception(SR.GetString(SR.net_nonClsCompliantException)));
}
}
}
static internal DefaultProxySectionInternal GetSection()
{
lock (DefaultProxySectionInternal.ClassSyncObject)
{
#if MONO
var res = new DefaultProxySectionInternal();
res.webProxy = GetDefaultProxy_UsingOldMonoCode();
return(res);
#else
DefaultProxySection section = PrivilegedConfigurationManager.GetSection(ConfigurationStrings.DefaultProxySectionPath) as DefaultProxySection;
if (section == null)
{
return(null);
}
try
{
return(new DefaultProxySectionInternal(section));
}
catch (Exception exception)
{
if (NclUtilities.IsFatal(exception))
{
throw;
}
throw new ConfigurationErrorsException(SR.GetString(SR.net_config_proxy), exception);
}
#endif
}
}
protected override void Reset(ConfigurationElement parentElement)
{
DefaultProxySection section = new DefaultProxySection();
section.InitializeDefault();
base.Reset(section);
}
internal static DefaultProxySectionInternal GetSection()
{
DefaultProxySectionInternal internal2;
lock (ClassSyncObject)
{
DefaultProxySection section = System.Configuration.PrivilegedConfigurationManager.GetSection(ConfigurationStrings.DefaultProxySectionPath) as DefaultProxySection;
if (section == null)
{
internal2 = null;
}
else
{
try
{
internal2 = new DefaultProxySectionInternal(section);
}
catch (Exception exception)
{
if (NclUtilities.IsFatal(exception))
{
throw;
}
throw new ConfigurationErrorsException(System.SR.GetString("net_config_proxy"), exception);
}
}
}
return(internal2);
}
// This allows us to prevent parent settings (machine.config) from propegating to higher config (app.config), unless
// the higher config doesn't contain the section at all. That is, overriding defaultProxy is all-or-nothing.
// Template from sseely.
protected override void Reset(ConfigurationElement parentElement)
{
// Ignore the parentElement parameter by changing it to the default settings
DefaultProxySection defaultElement = new DefaultProxySection();
// Initialize the parentElement to the right set of defaults (not needed now,
// but this will avoid errors in the future if SetDefaults is ever overridden in this class.
// ConfigurationElement::InitializeDefault is a no-op, so you aren’t hurting perf by anything
// measurable.
defaultElement.InitializeDefault();
// Finally, pass it to the base class to do the “right things”
base.Reset(defaultElement);
}
static IWebProxy GetDefaultProxy_UsingOldMonoCode()
{
#if CONFIGURATION_DEP
DefaultProxySection sec = ConfigurationManager.GetSection("system.net/defaultProxy") as DefaultProxySection;
WebProxy p;
if (sec == null)
{
return(GetSystemWebProxy());
}
ProxyElement pe = sec.Proxy;
if ((pe.UseSystemDefault != ProxyElement.UseSystemDefaultValues.False) && (pe.ProxyAddress == null))
{
IWebProxy proxy = GetSystemWebProxy();
if (!(proxy is WebProxy))
{
return(proxy);
}
p = (WebProxy)proxy;
}
else
{
p = new WebProxy();
}
if (pe.ProxyAddress != null)
{
p.Address = pe.ProxyAddress;
}
if (pe.BypassOnLocal != ProxyElement.BypassOnLocalValues.Unspecified)
{
p.BypassProxyOnLocal = (pe.BypassOnLocal == ProxyElement.BypassOnLocalValues.True);
}
foreach (BypassElement elem in sec.BypassList)
{
p.BypassArrayList.Add(elem.Address);
}
return(p);
#else
return(GetSystemWebProxy());
#endif
}
internal DefaultProxySectionInternal(DefaultProxySection section)
{
// If enabled is false, skip everything.
if (!section.Enabled)
{
return;
}
// If nothing else is set, use the system default.
if (section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified &&
section.Proxy.ScriptLocation == null &&
String.IsNullOrEmpty(section.Module.Type) &&
section.Proxy.UseSystemDefault != ProxyElement.UseSystemDefaultValues.True &&
section.Proxy.ProxyAddress == null &&
section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.Unspecified &&
section.BypassList.Count == 0)
{
// Old-style indication to turn off the proxy.
if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.False)
{
this.webProxy = new EmptyWebProxy();
// Intentionally ignoring UseDefaultCredentials in this case.
return;
}
}
else
{
// First, check out if we are using a different module type
if (!String.IsNullOrEmpty(section.Module.Type))
{
Type theType = Type.GetType(section.Module.Type, true, true);
if ((theType.Attributes & TypeAttributes.VisibilityMask) != TypeAttributes.Public)
{
throw new ConfigurationErrorsException(SR.GetString(SR.net_config_proxy_module_not_public));
}
// verify that its of the proper type of IWebProxy
if (!typeof(IWebProxy).IsAssignableFrom(theType))
{
throw new InvalidCastException(SR.GetString(SR.net_invalid_cast,
theType.FullName,
"IWebProxy"));
}
this.webProxy = (IWebProxy)Activator.CreateInstance(
theType,
BindingFlags.CreateInstance
| BindingFlags.Instance
| BindingFlags.NonPublic
| BindingFlags.Public,
null, // Binder
new object[0], // no arguments
CultureInfo.InvariantCulture
);
}
else if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.True &&
section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified &&
section.Proxy.ScriptLocation == null)
{
}
else
{
this.webProxy = new WebProxy();
}
WebProxy tempProxy = this.webProxy as WebProxy;
if (tempProxy != null)
{
if (section.Proxy.AutoDetect != ProxyElement.AutoDetectValues.Unspecified)
{
tempProxy.AutoDetect = section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.True;
}
if (section.Proxy.ScriptLocation != null)
{
tempProxy.ScriptLocation = section.Proxy.ScriptLocation;
}
if (section.Proxy.BypassOnLocal != ProxyElement.BypassOnLocalValues.Unspecified)
{
tempProxy.BypassProxyOnLocal = section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.True;
}
if (section.Proxy.ProxyAddress != null)
{
tempProxy.Address = section.Proxy.ProxyAddress;
}
int bypassListSize = section.BypassList.Count;
if (bypassListSize > 0)
{
string[] bypassList = new string[section.BypassList.Count];
for (int index = 0; index < bypassListSize; ++index)
{
bypassList[index] = section.BypassList[index].Address;
}
tempProxy.BypassList = bypassList;
}
// Wrap it if type not explicitly specified in Module.
if (section.Module.Type == null)
{
this.webProxy = new WebRequest.WebProxyWrapper(tempProxy);
}
}
}
// Now apply UseDefaultCredentials if there's a proxy.
if (this.webProxy != null && section.UseDefaultCredentials)
{
this.webProxy.Credentials = SystemNetworkCredential.defaultCredential;
}
}
internal DefaultProxySectionInternal(DefaultProxySection section)
{
// If enabled is false, skip everything.
if (!section.Enabled)
{
return;
}
// If nothing else is set, use the system default.
if (section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified &&
section.Proxy.ScriptLocation == null &&
String.IsNullOrEmpty(section.Module.Type) &&
section.Proxy.UseSystemDefault != ProxyElement.UseSystemDefaultValues.True &&
section.Proxy.ProxyAddress == null &&
section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.Unspecified &&
section.BypassList.Count == 0)
{
// Old-style indication to turn off the proxy.
if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.False)
{
this.webProxy = new EmptyWebProxy();
// Intentionally ignoring UseDefaultCredentials in this case.
return;
}
// Suspend impersonation.
try {
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
#if !FEATURE_PAL
using(WindowsIdentity.Impersonate(IntPtr.Zero))
#endif // !FEATURE_PAL
{
CodeAccessPermission.RevertAssert();
this.webProxy = new WebRequest.WebProxyWrapper(new WebProxy(true));
}
} catch {
throw;
}
}
else
{
// First, check out if we are using a different module type
if (!String.IsNullOrEmpty(section.Module.Type))
{
Type theType = Type.GetType(section.Module.Type, true, true);
if ((theType.Attributes & TypeAttributes.VisibilityMask) != TypeAttributes.Public)
throw new ConfigurationErrorsException(SR.GetString(SR.net_config_proxy_module_not_public));
// verify that its of the proper type of IWebProxy
if (!typeof(IWebProxy).IsAssignableFrom(theType))
{
throw new InvalidCastException(SR.GetString(SR.net_invalid_cast,
theType.FullName,
"IWebProxy"));
}
this.webProxy = (IWebProxy)Activator.CreateInstance(
theType,
BindingFlags.CreateInstance
| BindingFlags.Instance
| BindingFlags.NonPublic
| BindingFlags.Public,
null, // Binder
new object[0], // no arguments
CultureInfo.InvariantCulture
);
}
else if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.True &&
section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified &&
section.Proxy.ScriptLocation == null)
{
// Suspend impersonation. This setting is deprecated but required for Everett compat.
try {
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
#if !FEATURE_PAL
using(WindowsIdentity.Impersonate(IntPtr.Zero))
#endif // !FEATURE_PAL
{
CodeAccessPermission.RevertAssert();
this.webProxy = new WebProxy(false);
}
} catch {
throw;
}
}
else
{
this.webProxy = new WebProxy();
}
WebProxy tempProxy = this.webProxy as WebProxy;
if (tempProxy != null)
{
if (section.Proxy.AutoDetect != ProxyElement.AutoDetectValues.Unspecified)
{
tempProxy.AutoDetect = section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.True;
}
if (section.Proxy.ScriptLocation != null)
{
tempProxy.ScriptLocation = section.Proxy.ScriptLocation;
}
if (section.Proxy.BypassOnLocal != ProxyElement.BypassOnLocalValues.Unspecified)
{
tempProxy.BypassProxyOnLocal = section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.True;
}
if (section.Proxy.ProxyAddress != null)
{
tempProxy.Address = section.Proxy.ProxyAddress;
}
int bypassListSize = section.BypassList.Count;
if (bypassListSize > 0)
{
string[] bypassList = new string[section.BypassList.Count];
for (int index = 0; index < bypassListSize; ++index)
{
bypassList[index] = section.BypassList[index].Address;
}
tempProxy.BypassList = bypassList;
}
// Wrap it if type not explicitly specified in Module.
if (section.Module.Type == null)
{
this.webProxy = new WebRequest.WebProxyWrapper(tempProxy);
}
}
}
// Now apply UseDefaultCredentials if there's a proxy.
if (this.webProxy != null && section.UseDefaultCredentials)
{
this.webProxy.Credentials = SystemNetworkCredential.defaultCredential;
}
}
// This allows us to prevent parent settings (machine.config) from propegating to higher config (app.config), unless
// the higher config doesn't contain the section at all. That is, overriding defaultProxy is all-or-nothing.
// Template from Microsoft.
protected override void Reset(ConfigurationElement parentElement)
{
// Ignore the parentElement parameter by changing it to the default settings
DefaultProxySection defaultElement = new DefaultProxySection();
// Initialize the parentElement to the right set of defaults (not needed now,
// but this will avoid errors in the future if SetDefaults is ever overridden in this class.
// ConfigurationElement::InitializeDefault is a no-op, so you aren’t hurting perf by anything
// measurable.
defaultElement.InitializeDefault();
// Finally, pass it to the base class to do the “right things”
base.Reset(defaultElement);
}
protected override void Reset(ConfigurationElement parentElement)
{
DefaultProxySection section = new DefaultProxySection();
section.InitializeDefault();
base.Reset(section);
}
internal DefaultProxySectionInternal(DefaultProxySection section)
{
System.Net.WebProxy proxy;
if (!section.Enabled)
{
return;
}
if ((((section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified) && (section.Proxy.ScriptLocation == null)) && (string.IsNullOrEmpty(section.Module.Type) && (section.Proxy.UseSystemDefault != ProxyElement.UseSystemDefaultValues.True))) && (((section.Proxy.ProxyAddress == null) && (section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.Unspecified)) && (section.BypassList.Count == 0)))
{
if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.False)
{
this.webProxy = new EmptyWebProxy();
return;
}
try
{
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
using (WindowsIdentity.Impersonate(IntPtr.Zero))
{
CodeAccessPermission.RevertAssert();
this.webProxy = new WebRequest.WebProxyWrapper(new System.Net.WebProxy(true));
}
goto Label_030E;
}
catch
{
throw;
}
}
if (!string.IsNullOrEmpty(section.Module.Type))
{
Type c = Type.GetType(section.Module.Type, true, true);
if ((c.Attributes & TypeAttributes.NestedFamORAssem) != TypeAttributes.Public)
{
throw new ConfigurationErrorsException(System.SR.GetString("net_config_proxy_module_not_public"));
}
if (!typeof(IWebProxy).IsAssignableFrom(c))
{
throw new InvalidCastException(System.SR.GetString("net_invalid_cast", new object[] { c.FullName, "IWebProxy" }));
}
this.webProxy = (IWebProxy)Activator.CreateInstance(c, BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, new object[0], CultureInfo.InvariantCulture);
}
else
{
if (((section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.True) && (section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified)) && (section.Proxy.ScriptLocation == null))
{
try
{
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
using (WindowsIdentity.Impersonate(IntPtr.Zero))
{
CodeAccessPermission.RevertAssert();
this.webProxy = new System.Net.WebProxy(false);
}
goto Label_0209;
}
catch
{
throw;
}
}
this.webProxy = new System.Net.WebProxy();
}
Label_0209:
proxy = this.webProxy as System.Net.WebProxy;
if (proxy != null)
{
if (section.Proxy.AutoDetect != ProxyElement.AutoDetectValues.Unspecified)
{
proxy.AutoDetect = section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.True;
}
if (section.Proxy.ScriptLocation != null)
{
proxy.ScriptLocation = section.Proxy.ScriptLocation;
}
if (section.Proxy.BypassOnLocal != ProxyElement.BypassOnLocalValues.Unspecified)
{
proxy.BypassProxyOnLocal = section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.True;
}
if (section.Proxy.ProxyAddress != null)
{
proxy.Address = section.Proxy.ProxyAddress;
}
int count = section.BypassList.Count;
if (count > 0)
{
string[] strArray = new string[section.BypassList.Count];
for (int i = 0; i < count; i++)
{
strArray[i] = section.BypassList[i].Address;
}
proxy.BypassList = strArray;
}
if (section.Module.Type == null)
{
this.webProxy = new WebRequest.WebProxyWrapper(proxy);
}
}
Label_030E:
if ((this.webProxy != null) && section.UseDefaultCredentials)
{
this.webProxy.Credentials = SystemNetworkCredential.defaultCredential;
}
}
internal DefaultProxySectionInternal(DefaultProxySection section)
{
System.Net.WebProxy proxy;
if (!section.Enabled)
{
return;
}
if ((((section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified) && (section.Proxy.ScriptLocation == null)) && (string.IsNullOrEmpty(section.Module.Type) && (section.Proxy.UseSystemDefault != ProxyElement.UseSystemDefaultValues.True))) && (((section.Proxy.ProxyAddress == null) && (section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.Unspecified)) && (section.BypassList.Count == 0)))
{
if (section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.False)
{
this.webProxy = new EmptyWebProxy();
return;
}
try
{
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
using (WindowsIdentity.Impersonate(IntPtr.Zero))
{
CodeAccessPermission.RevertAssert();
this.webProxy = new WebRequest.WebProxyWrapper(new System.Net.WebProxy(true));
}
goto Label_030E;
}
catch
{
throw;
}
}
if (!string.IsNullOrEmpty(section.Module.Type))
{
Type c = Type.GetType(section.Module.Type, true, true);
if ((c.Attributes & TypeAttributes.NestedFamORAssem) != TypeAttributes.Public)
{
throw new ConfigurationErrorsException(System.SR.GetString("net_config_proxy_module_not_public"));
}
if (!typeof(IWebProxy).IsAssignableFrom(c))
{
throw new InvalidCastException(System.SR.GetString("net_invalid_cast", new object[] { c.FullName, "IWebProxy" }));
}
this.webProxy = (IWebProxy) Activator.CreateInstance(c, BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, new object[0], CultureInfo.InvariantCulture);
}
else
{
if (((section.Proxy.UseSystemDefault == ProxyElement.UseSystemDefaultValues.True) && (section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.Unspecified)) && (section.Proxy.ScriptLocation == null))
{
try
{
new SecurityPermission(SecurityPermissionFlag.ControlPrincipal | SecurityPermissionFlag.UnmanagedCode).Assert();
using (WindowsIdentity.Impersonate(IntPtr.Zero))
{
CodeAccessPermission.RevertAssert();
this.webProxy = new System.Net.WebProxy(false);
}
goto Label_0209;
}
catch
{
throw;
}
}
this.webProxy = new System.Net.WebProxy();
}
Label_0209:
proxy = this.webProxy as System.Net.WebProxy;
if (proxy != null)
{
if (section.Proxy.AutoDetect != ProxyElement.AutoDetectValues.Unspecified)
{
proxy.AutoDetect = section.Proxy.AutoDetect == ProxyElement.AutoDetectValues.True;
}
if (section.Proxy.ScriptLocation != null)
{
proxy.ScriptLocation = section.Proxy.ScriptLocation;
}
if (section.Proxy.BypassOnLocal != ProxyElement.BypassOnLocalValues.Unspecified)
{
proxy.BypassProxyOnLocal = section.Proxy.BypassOnLocal == ProxyElement.BypassOnLocalValues.True;
}
if (section.Proxy.ProxyAddress != null)
{
proxy.Address = section.Proxy.ProxyAddress;
}
int count = section.BypassList.Count;
if (count > 0)
{
string[] strArray = new string[section.BypassList.Count];
for (int i = 0; i < count; i++)
{
strArray[i] = section.BypassList[i].Address;
}
proxy.BypassList = strArray;
}
if (section.Module.Type == null)
{
this.webProxy = new WebRequest.WebProxyWrapper(proxy);
}
}
Label_030E:
if ((this.webProxy != null) && section.UseDefaultCredentials)
{
this.webProxy.Credentials = SystemNetworkCredential.defaultCredential;
}
}
