rewriterconfiguration.cs

SharpNuke源代码

using System;
using System.Data;
using System.Collections;
using System.IO;
using System.Web;
using System.Web.Caching;
using System.Xml;
using System.Xml.Serialization;
using System.Xml.XPath;

using DotNetNuke;
using DotNetNuke.Common.Utilities;

//
// DotNetNuke -  http://www.dotnetnuke.com
// Copyright (c) 2002-2005
// by Shaun Walker ( [e-mail] ) of Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// 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.
//

namespace DotNetNuke.HttpModules.Config
{
	
	[Serializable(), XmlRoot("RewriterConfig")]
	public class RewriterConfiguration
	{
		private RewriterRuleCollection rules;
		
		public static RewriterConfiguration GetConfig()
		{
			if (DataCache.GetCache("RewriterConfig") == null)
			{
				string filePath = HttpRuntime.AppDomainAppPath + "SiteUrls.config";
				
				// Create a new Xml Serializer
				XmlSerializer ser = new XmlSerializer(typeof(RewriterConfiguration));
				
				FileStream fileReader = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read);
				
				// Open up the file to deserialize
				StreamReader reader = new StreamReader(fileReader);
				
				// Deserialize into RewriterConfiguration
				RewriterConfiguration config = ((RewriterConfiguration) ser.Deserialize(reader));
				
				// Close the Reader
				reader.Close();
				
				fileReader.Close();
				
				if (File.Exists(filePath))
				{
					// Create a dependancy on SiteUrls.config
					CacheDependency dep = new CacheDependency(filePath);
					
					// Set back into Cache
					DataCache.SetCache("RewriterConfig", config, dep);
				}
				else
				{
					return config;
				}
				
			}			
			return ((RewriterConfiguration) DataCache.GetCache("RewriterConfig"));			
		}
		
		public RewriterRuleCollection Rules
		{
			get { return this.rules; }
			set	{ this.rules = value; }
		}
		
	}
	
}