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//
// System.Web.Configuration.WebControlsSectionHandler
//
// Authors:
// Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
// (C) 2003 Ximian, Inc (http://www.ximian.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.Configuration;
using System.IO;
using System.Web;
using System.Xml;
namespace System.Web.Configuration
{
class WebControlsConfig
{
volatile static WebControlsConfig instance;
string scriptsVDir;
string configFilePath;
static readonly object lockobj = new object ();
public WebControlsConfig (WebControlsConfig parent, object context)
{
configFilePath = context as string;
if (parent == null)
return;
scriptsVDir = parent.scriptsVDir;
if (scriptsVDir != null)
configFilePath = parent.configFilePath;
}
public void SetClientScriptsLocation (string location, out string error)
{
error = null;
if (location == null || location.Length == 0) {
error = "empty or null value for clientScriptsLocation";
return;
}
if (location [0] != '/')
location = "/" + location;
string [] splitted = location.Split ('/');
int end = splitted.Length;
for (int i = 0; i < end; i++)
splitted [i] = HttpUtility.UrlEncode (splitted [i]);
scriptsVDir = String.Join ("/", splitted);
}
public string ScriptsPhysicalDirectory {
get { return Path.Combine (Path.GetDirectoryName (configFilePath), "web_scripts"); }
}
public string ScriptsVirtualDirectory {
get { return scriptsVDir; }
set { scriptsVDir = value; }
}
static public WebControlsConfig Instance {
get {
//TODO: use HttpContext to get the configuration
if (instance != null)
return instance;
lock (lockobj) {
if (instance != null)
return instance;
instance = (WebControlsConfig) ConfigurationSettings.GetConfig ("system.web/webControls");
}
return instance;
}
}
}
class WebControlsSectionHandler : IConfigurationSectionHandler
{
public object Create (object parent, object context, XmlNode section)
{
WebControlsConfig config = new WebControlsConfig (parent as WebControlsConfig, context);
if (section.Attributes == null && section.Attributes.Count == 0)
ThrowException ("Lack of clientScriptsLocation attribute", section);
string clientLocation = AttValue ("clientScriptsLocation", section, false);
if (section.Attributes != null && section.Attributes.Count != 0)
HandlersUtil.ThrowException ("Unrecognized attribute", section);
string error;
config.SetClientScriptsLocation (clientLocation, out error);
if (error != null)
HandlersUtil.ThrowException (error, section);
return config;
}
// To save some typing...
static string AttValue (string name, XmlNode node, bool optional)
{
return HandlersUtil.ExtractAttributeValue (name, node, optional);
}
static void ThrowException (string message, XmlNode node)
{
HandlersUtil.ThrowException (message, node);
}
//
}
}
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