140 lines
4.8 KiB
C#
140 lines
4.8 KiB
C#
/*
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* Copyright (c) Contributors, http://www.openmetaverse.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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using System;
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using System.IO;
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using System.Xml;
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using OpenSim.Framework.Interfaces;
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using OpenSim.Framework.Configuration.Interfaces;
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using OpenSim.Framework.Utilities;
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namespace OpenSim.Framework.Configuration
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{
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public class XmlConfiguration : IGenericConfig
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{
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private XmlDocument doc;
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private XmlNode rootNode;
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private XmlNode configNode;
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private string fileName;
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private bool createdFile = false;
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public void SetFileName(string file)
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{
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fileName = file;
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}
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private void LoadDataToClass()
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{
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rootNode = doc.FirstChild;
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if (rootNode.Name != "Root")
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throw new Exception("Error: Invalid .xml File. Missing <Root>");
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configNode = rootNode.FirstChild;
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if (configNode.Name != "Config")
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throw new Exception("Error: Invalid .xml File. <Root> first child should be <Config>");
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}
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public void LoadData()
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{
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doc = new XmlDocument();
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if (File.Exists(fileName))
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{
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XmlTextReader reader = new XmlTextReader(fileName);
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reader.WhitespaceHandling = WhitespaceHandling.None;
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doc.Load(reader);
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reader.Close();
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}
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else
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{
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createdFile = true;
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rootNode = doc.CreateNode(XmlNodeType.Element, "Root", "");
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doc.AppendChild(rootNode);
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configNode = doc.CreateNode(XmlNodeType.Element, "Config", "");
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rootNode.AppendChild(configNode);
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}
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LoadDataToClass();
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if (createdFile)
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{
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this.Commit();
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}
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}
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public void LoadDataFromString(string data)
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{
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doc = new XmlDocument();
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doc.LoadXml(data);
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LoadDataToClass();
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}
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public string GetAttribute(string attributeName)
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{
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string result = null;
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if (configNode.Attributes[attributeName] != null)
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{
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result = ((XmlAttribute)configNode.Attributes.GetNamedItem(attributeName)).Value;
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}
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return result;
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}
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public bool SetAttribute(string attributeName, string attributeValue)
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{
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if (configNode.Attributes[attributeName] != null)
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{
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((XmlAttribute)configNode.Attributes.GetNamedItem(attributeName)).Value = attributeValue;
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}
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else
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{
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XmlAttribute attri;
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attri = doc.CreateAttribute(attributeName);
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attri.Value = attributeValue;
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configNode.Attributes.Append(attri);
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}
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return true;
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}
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public void Commit()
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{
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if (!Directory.Exists(Util.configDir()))
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{
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Directory.CreateDirectory(Util.configDir());
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}
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doc.Save(fileName);
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}
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public void Close()
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{
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configNode = null;
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rootNode = null;
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doc = null;
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}
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}
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}
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