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Viewing changes to Mono.Addins/Mono.Addins/Mono.Addins.Database/DatabaseConfiguration.cs

  • Committer: Bazaar Package Importer
  • Author(s): Sebastian Dröge
  • Date: 2007-07-16 10:26:35 UTC
  • mfrom: (1.1.21 upstream)
  • mto: This revision was merged to the branch mainline in revision 4.
  • Revision ID: james.westby@ubuntu.com-20070716102635-0wzk26jo50csob7b
Tags: 0.7.2-0ubuntu1
New upstream release

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Mono.Addins/Mono.Addins/Mono.Addins.Database/DatabaseConfiguration.cs
 
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//
 
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// DatabaseConfiguration.cs
 
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//
 
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// Author:
 
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//   Lluis Sanchez Gual
 
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//
 
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// Copyright (C) 2007 Novell, Inc (http://www.novell.com)
 
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//
 
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// Permission is hereby granted, free of charge, to any person obtaining
 
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// a copy of this software and associated documentation files (the
 
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// "Software"), to deal in the Software without restriction, including
 
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// without limitation the rights to use, copy, modify, merge, publish,
 
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// distribute, sublicense, and/or sell copies of the Software, and to
 
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// permit persons to whom the Software is furnished to do so, subject to
 
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// the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be
 
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// included in all copies or substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
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//
 
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using System;
 
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using System.IO;
 
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using System.Collections;
 
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using System.Xml;
 
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namespace Mono.Addins.Database
 
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{
 
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        internal class DatabaseConfiguration
 
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        {
 
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                Hashtable addinStatus = new Hashtable ();
 
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                public bool IsEnabled (string addinId, bool defaultValue)
 
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                {
 
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                        if (addinStatus.Contains (addinId))
 
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                                return addinStatus [addinId] != null;
 
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                        else
 
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                                return defaultValue;
 
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                }
 
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                public void SetStatus (string addinId, bool enabled, bool defaultValue)
 
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                {
 
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                        if (enabled == defaultValue)
 
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                                addinStatus.Remove (addinId);
 
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                        else if (enabled)
 
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                                addinStatus [addinId] = this;
 
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                        else
 
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                                addinStatus [addinId] = null;
 
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                }
 
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                public static DatabaseConfiguration Read (string file)
 
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                {
 
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                        DatabaseConfiguration config = new DatabaseConfiguration ();
 
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                        StreamReader s = new StreamReader (file);
 
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                        using (s) {
 
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                                XmlTextReader tr = new XmlTextReader (s);
 
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                                tr.MoveToContent ();
 
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                                if (tr.IsEmptyElement)
 
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                                        return config;
 
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                                tr.ReadStartElement ("Configuration");
 
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                                tr.MoveToContent ();
 
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                                while (tr.NodeType != XmlNodeType.EndElement) {
 
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                                        if (tr.NodeType != XmlNodeType.Element || tr.IsEmptyElement) {
 
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                                                tr.Skip ();
 
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                                        }
 
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                                        else if (tr.LocalName == "DisabledAddins") {
 
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                                                // For back compatibility
 
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                                                tr.ReadStartElement ();
 
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                                                tr.MoveToContent ();
 
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                                                while (tr.NodeType != XmlNodeType.EndElement) {
 
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                                                        if (tr.NodeType == XmlNodeType.Element && tr.LocalName == "Addin")
 
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                                                                config.addinStatus [tr.ReadElementString ()] = null;
 
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                                                        else
 
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                                                                tr.Skip ();
 
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                                                        tr.MoveToContent ();
 
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                                                }
 
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                                                tr.ReadEndElement ();
 
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                                        }
 
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                                        else if (tr.LocalName == "AddinStatus") {
 
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                                                tr.ReadStartElement ();
 
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                                                tr.MoveToContent ();
 
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                                                while (tr.NodeType != XmlNodeType.EndElement) {
 
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                                                        if (tr.NodeType == XmlNodeType.Element && tr.LocalName == "Addin") {
 
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                                                                string aid = tr.GetAttribute ("id");
 
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                                                                string senabled = tr.GetAttribute ("enabled");
 
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                                                                if (senabled.Length == 0 || senabled == "True")
 
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                                                                        config.addinStatus [aid] = config;
 
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                                                                else
 
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                                                                        config.addinStatus [aid] = null;
 
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                                                        }
 
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                                                        tr.Skip ();
 
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                                                        tr.MoveToContent ();
 
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                                                }
 
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                                                tr.ReadEndElement ();
 
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                                        }
 
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                                        tr.MoveToContent ();
 
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                                }
 
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                        }
 
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                        return config;
 
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                }
 
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                public void Write (string file)
 
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                {
 
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                        StreamWriter s = new StreamWriter (file);
 
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                        using (s) {
 
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                                XmlTextWriter tw = new XmlTextWriter (s);
 
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                                tw.Formatting = Formatting.Indented;
 
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                                tw.WriteStartElement ("Configuration");
 
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                                tw.WriteStartElement ("AddinStatus");
 
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                                foreach (DictionaryEntry e in addinStatus) {
 
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                                        tw.WriteStartElement ("Addin");
 
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                                        tw.WriteAttributeString ("id", (string)e.Key);
 
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                                        tw.WriteAttributeString ("enabled", (e.Value != null).ToString ());
 
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                                        tw.WriteEndElement ();
 
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                                }
 
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                                tw.WriteEndElement ();
 
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                                tw.WriteEndElement ();
 
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                        }
 
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                }
 
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        }
 
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}