www.pudn.com > Tustena_CRM_OS_3.0.2_Stable.zip > AppSettingEditor.cs

/// TUSTENA PUBLIC LICENSE v1.0 
///  
/// Portions Copyright (c) 2003-2005 Digita S.r.l. All Rights Reserved. 
/// 
/// Tustena CRM is a trademark of: 
/// Digita S.r.l. 
/// Viale Enrico Fermi 14/z 
/// 31011 Asolo (Italy) 
/// Tel. +39-0423-951251 
/// Mail. info@digita.it 
/// 
/// This file contains Original Code and/or Modifications of Original Code 
/// as defined in and that are subject to the Tustena Public Source License 
/// Version 1.0 (the 'License'). You may not use this file except in 
/// compliance with the License. Please obtain a copy of the License at 
/// http://www.tustena.com/TPL/ and read it before using this 
// file. 
/// 
/// The Original Code and all software distributed under the License are 
/// distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
/// EXPRESS OR IMPLIED, AND DIGITA S.R.L. HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
/// INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
/// FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
/// Please see the License for the specific language governing rights and 
/// limitations under the License. 
/// 
/// YOU MAY NOT REMOVE OR ALTER THIS COPYRIGHT NOTICE! 
///  
 
using System; 
using System.Configuration; 
using System.Reflection; 
using System.Web; 
using System.Xml; 
 
namespace Digita.Tustena.Base 
{ 
	public enum ConfigFileType 
	{ 
		WebConfig, 
		AppConfig 
	} 
 
	public class AppConfig : AppSettingsReader 
	{ 
		public string docName = String.Empty; 
		private XmlNode node = null; 
 
		private int configType; 
 
		public int ConfigType 
		{ 
			get { return configType; } 
			set { configType = value; } 
		} 
 
		public bool SetValue(string key, string value) 
		{ 
			XmlDocument cfgDoc = new XmlDocument(); 
			loadConfigDoc(cfgDoc); 
			node = cfgDoc.SelectSingleNode("//appSettings"); 
 
			if (node == null) 
			{ 
				throw new InvalidOperationException("appSettings section not found"); 
			} 
 
			try 
			{ 
				XmlElement addElem = (XmlElement) node.SelectSingleNode("//add[@key='" + key + "']"); 
				if (addElem != null) 
				{ 
					addElem.SetAttribute("value", value); 
				} 
				else 
				{ 
					XmlElement entry = cfgDoc.CreateElement("add"); 
					entry.SetAttribute("key", key); 
					entry.SetAttribute("value", value); 
					node.AppendChild(entry); 
				} 
				saveConfigDoc(cfgDoc, docName); 
				return true; 
			} 
			catch 
			{ 
				return false; 
			} 
		} 
 
		private void saveConfigDoc(XmlDocument cfgDoc, string cfgDocPath) 
		{ 
			try 
			{ 
				XmlTextWriter writer = new XmlTextWriter(cfgDocPath, null); 
				writer.Formatting = Formatting.Indented; 
				cfgDoc.WriteTo(writer); 
				writer.Flush(); 
				writer.Close(); 
				return; 
			} 
			catch 
			{ 
				throw; 
			} 
		} 
 
		public bool removeElement(string elementKey) 
		{ 
			try 
			{ 
				XmlDocument cfgDoc = new XmlDocument(); 
				loadConfigDoc(cfgDoc); 
				node = cfgDoc.SelectSingleNode("//appSettings"); 
				if (node == null) 
				{ 
					throw new InvalidOperationException("appSettings section not found"); 
				} 
				node.RemoveChild(node.SelectSingleNode("//add[@key='" + elementKey + "']")); 
 
				saveConfigDoc(cfgDoc, docName); 
				return true; 
			} 
			catch 
			{ 
				return false; 
			} 
		} 
 
 
		private XmlDocument loadConfigDoc(XmlDocument cfgDoc) 
		{ 
			if (Convert.ToInt32(ConfigType) == Convert.ToInt32(ConfigFileType.AppConfig)) 
			{ 
				docName = ((Assembly.GetEntryAssembly()).GetName()).Name; 
				docName += ".exe.config"; 
			} 
			else 
			{ 
				docName = HttpContext.Current.Server.MapPath("web.config"); 
			} 
			cfgDoc.Load(docName); 
			return cfgDoc; 
		} 
 
	} 
}