//
// System.Web.Configuration.GlobalizationSection
//
// Authors:
// Chris Toshok (toshok@ximian.com)
//
// (C) 2005 Novell, Inc (http://www.novell.com)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections;
using System.Configuration;
using System.Globalization;
using System.Text;
using System.Xml;
using System.Web.Util;
#if NET_2_0
namespace System.Web.Configuration{
public sealed class GlobalizationSection : ConfigurationSection
{
static ConfigurationProperty cultureProp;
static ConfigurationProperty enableBestFitResponseEncodingProp;
static ConfigurationProperty enableClientBasedCultureProp;
static ConfigurationProperty fileEncodingProp;
static ConfigurationProperty requestEncodingProp;
static ConfigurationProperty resourceProviderFactoryTypeProp;
static ConfigurationProperty responseEncodingProp;
static ConfigurationProperty responseHeaderEncodingProp;
static ConfigurationProperty uiCultureProp;
static ConfigurationPropertyCollection properties;
static GlobalizationSection ()
{
cultureProp = new ConfigurationProperty ("culture", typeof (string), "");
enableBestFitResponseEncodingProp = new ConfigurationProperty ("enableBestFitResponseEncoding", typeof (bool), false);
enableClientBasedCultureProp = new ConfigurationProperty ("enableClientBasedCulture", typeof (bool), false);
fileEncodingProp = new ConfigurationProperty ("fileEncoding", typeof (string));
requestEncodingProp = new ConfigurationProperty ("requestEncoding", typeof (string), "utf-8");
resourceProviderFactoryTypeProp = new ConfigurationProperty ("resourceProviderFactoryType", typeof (string), "");
responseEncodingProp = new ConfigurationProperty ("responseEncoding", typeof (string), "utf-8");
responseHeaderEncodingProp = new ConfigurationProperty ("responseHeaderEncoding", typeof (string), "utf-8");
uiCultureProp = new ConfigurationProperty ("uiCulture", typeof (string), "");
properties = new ConfigurationPropertyCollection ();
properties.Add (cultureProp);
properties.Add (enableBestFitResponseEncodingProp);
properties.Add (enableClientBasedCultureProp);
properties.Add (fileEncodingProp);
properties.Add (requestEncodingProp);
properties.Add (resourceProviderFactoryTypeProp);
properties.Add (responseEncodingProp);
properties.Add (responseHeaderEncodingProp);
properties.Add (uiCultureProp);
}
public GlobalizationSection ()
{
encodingHash = new Hashtable ();
}
void VerifyData ()
{
bool fake = false;
try {
GetSanitizedCulture (Culture, ref fake);
}
catch {
throw new ConfigurationErrorsException ("the <globalization> tag contains an invalid value for the 'culture' attribute");
}
try {
GetSanitizedCulture (UICulture, ref fake);
}
catch {
throw new ConfigurationErrorsException ("the <globalization> tag contains an invalid value for the 'uiCulture' attribute");
}
}
protected override void PostDeserialize ()
{
base.PostDeserialize();
VerifyData ();
}
protected override void PreSerialize (XmlWriter writer)
{
base.PreSerialize(writer);
VerifyData ();
}
[ConfigurationProperty ("culture", DefaultValue = "")]
public string Culture {
get { return (string) base [cultureProp];}
set { base[cultureProp] = value; }
}
[ConfigurationProperty ("enableBestFitResponseEncoding", DefaultValue = "False")]
public bool EnableBestFitResponseEncoding {
get { return (bool) base [enableBestFitResponseEncodingProp];}
set { base[enableBestFitResponseEncodingProp] = value; }
}
[ConfigurationProperty ("enableClientBasedCulture", DefaultValue = "False")]
public bool EnableClientBasedCulture {
get { return (bool) base [enableClientBasedCultureProp];}
set { base[enableClientBasedCultureProp] = value; }
}
[ConfigurationProperty ("fileEncoding")]
public Encoding FileEncoding {
get { return GetEncoding (fileEncodingProp, ref cached_fileencoding); }
set { base[fileEncodingProp] = value.WebName; }
}
[ConfigurationProperty ("requestEncoding", DefaultValue = "utf-8")]
public Encoding RequestEncoding {
get { return GetEncoding (requestEncodingProp, ref cached_requestencoding); }
set { base[requestEncodingProp] = value.WebName; }
}
[ConfigurationProperty ("resourceProviderFactoryType", DefaultValue = "")]
public string ResourceProviderFactoryType {
get { return (string) base [resourceProviderFactoryTypeProp];}
set { base[resourceProviderFactoryTypeProp] = value; }
}
[ConfigurationProperty ("responseEncoding", DefaultValue = "utf-8")]
public Encoding ResponseEncoding {
get { return GetEncoding (responseEncodingProp, ref cached_responseencoding); }
set { base[responseEncodingProp] = value.WebName; }
}
[ConfigurationProperty ("responseHeaderEncoding", DefaultValue = "utf-8")]
public Encoding ResponseHeaderEncoding {
get { return GetEncoding (responseHeaderEncodingProp, ref cached_responseheaderencoding); }
set { base[responseHeaderEncodingProp] = value.WebName; }
}
[ConfigurationProperty ("uiCulture", DefaultValue = "")]
public string UICulture {
get { return (string) base [uiCultureProp];}
set { base[uiCultureProp] = value; }
}
protected override ConfigurationPropertyCollection Properties {
get { return properties; }
}
#region CompatabilityCode
string cached_fileencoding;
string cached_requestencoding;
string cached_responseencoding;
string cached_responseheaderencoding;
Hashtable encodingHash;
string cached_culture;
CultureInfo cached_cultureinfo;
string cached_uiculture;
CultureInfo cached_uicultureinfo;
static bool encoding_warning;
static bool culture_warning;
bool autoCulture;
bool autoUICulture;
internal bool IsAutoCulture {
get { return autoCulture; }
}
internal bool IsAutoUICulture {
get { return autoUICulture; }
}
CultureInfo GetSanitizedCulture (string culture, ref bool auto)
{
auto = false;
if (culture == null)
throw new ArgumentNullException ("culture");
if (culture.Length <= 3)
return new CultureInfo (culture);
if (culture.StartsWith ("auto")) {
auto = true;
if (culture.Length > 5 && culture[4] == ':')
return new CultureInfo (culture.Substring (5));
return Helpers.InvariantCulture;// (0x007f);
}
return new CultureInfo (culture);
}
internal CultureInfo GetUICulture ()
{
string uiculture = UICulture;
if (cached_uiculture != uiculture) {
try {
cached_uicultureinfo = GetSanitizedCulture (uiculture, ref autoUICulture);
cached_uiculture = uiculture;
} catch {
CultureFailed ("UICulture", uiculture);
cached_uicultureinfo = new CultureInfo (0x007f); // Invariant
cached_uiculture = null;
}
}
return cached_uicultureinfo;
}
internal CultureInfo GetCulture ()
{
string culture = Culture;
if (cached_culture != culture) {
try {
cached_cultureinfo = GetSanitizedCulture (culture, ref autoCulture);
cached_culture = culture;
} catch {
CultureFailed ("Culture", culture);
cached_cultureinfo = new CultureInfo (0x007f); // Invariant
cached_culture = null;
}
}
return cached_cultureinfo;
}
Encoding GetEncoding (ConfigurationProperty prop, ref string cached_encoding_name)
{
string enc = (string) base [prop];
if (cached_encoding_name == null)
cached_encoding_name = ((enc == null) ? "utf-8" : enc);
Encoding encoding = (Encoding)encodingHash [prop];
if (encoding == null || encoding.WebName != cached_encoding_name) {
try {
switch (cached_encoding_name.ToLower (Helpers.InvariantCulture)) {
case "utf-16le":
case "utf-16":
case "ucs-2":
case "unicode":
case "iso-10646-ucs-2":
encoding = new UnicodeEncoding (false, true);
break;
case "utf-16be":
case "unicodefffe":
encoding = new UnicodeEncoding (true, true);
break;
case "utf-8":
case "unicode-1-1-utf-8":
case "unicode-2-0-utf-8":
case "x-unicode-1-1-utf-8":
case "x-unicode-2-0-utf-8":
encoding = Encoding.UTF8;
break;
default:
encoding = Encoding.GetEncoding (cached_encoding_name);
break;
}
} catch {
EncodingFailed (prop.Name, cached_encoding_name);
encoding = new UTF8Encoding (false, false);
}
}
encodingHash[prop] = encoding;
cached_encoding_name = encoding.WebName;
return encoding;
}
static void EncodingFailed (string att, string enc)
{
if (encoding_warning)
return;
encoding_warning = true;
Console.WriteLine ("Encoding {1} cannot be loaded.\n" +
"{0}=\"{1}\"\n", att, enc);
}
static void CultureFailed (string att, string cul)
{
if (culture_warning)
return;
culture_warning = true;
Console.WriteLine ("Culture {1} cannot be loaded. Perhaps your runtime \n" +
"don't have ICU support?\n{0}=\"{1}\"\n", att, cul);
}
#endregion
}
}
#endif
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