2 // System.Configuration.ConfigurationManager.cs
5 // Duncan Mak (duncan@ximian.com)
6 // Lluis Sanchez Gual (lluis@novell.com)
8 // Permission is hereby granted, free of charge, to any person obtaining
9 // a copy of this software and associated documentation files (the
10 // "Software"), to deal in the Software without restriction, including
11 // without limitation the rights to use, copy, modify, merge, publish,
12 // distribute, sublicense, and/or sell copies of the Software, and to
13 // permit persons to whom the Software is furnished to do so, subject to
14 // the following conditions:
16 // The above copyright notice and this permission notice shall be
17 // included in all copies or substantial portions of the Software.
19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
31 using System.Collections;
32 using System.Runtime.CompilerServices;
33 using System.Collections.Specialized;
34 using System.Reflection;
38 using System.Configuration.Internal;
40 namespace System.Configuration {
42 /*roaming user config path: C:\Documents and Settings\toshok\Application Data\domain-System.Configurati_Url_py3nlovv3wxe21qgacxc3n2b1mph2log\1.0.0.0\user.config */
44 public static class ConfigurationManager
46 static bool systemWebInUse;
47 static InternalConfigurationFactory configFactory = new InternalConfigurationFactory ();
48 static IInternalConfigSystem configSystem = new ClientConfigurationSystem ();
49 static object lockobj = new object ();
51 [MonoTODO ("Evidence and version still needs work")]
52 static string GetAssemblyInfo (Assembly a)
61 attrs = a.GetCustomAttributes (typeof (AssemblyProductAttribute), false);
62 if (attrs != null && attrs.Length > 0)
63 app_name = ((AssemblyProductAttribute)attrs[0]).Product;
65 app_name = AppDomain.CurrentDomain.FriendlyName;
67 sb = new StringBuilder();
69 sb.Append ("evidencehere");
71 evidence_str = sb.ToString();
73 attrs = a.GetCustomAttributes (typeof (AssemblyVersionAttribute), false);
74 if (attrs != null && attrs.Length > 0)
75 version = ((AssemblyVersionAttribute)attrs[0]).Version;
77 version = "1.0.0.0" /* XXX */;
80 return Path.Combine (String.Format ("{0}_{1}", app_name, evidence_str), version);
83 internal static Configuration OpenExeConfigurationInternal (ConfigurationUserLevel userLevel, Assembly calling_assembly, string exePath)
85 ExeConfigurationFileMap map = new ExeConfigurationFileMap ();
87 /* Roaming and RoamingAndLocal should be different
90 PerUserRoaming = \Documents and Settings\<username>\Application Data\...
91 PerUserRoamingAndLocal = \Documents and Settings\<username>\Local Settings\Application Data\...
95 case ConfigurationUserLevel.None:
96 if (exePath == null || exePath.Length == 0) {
97 if (!systemWebInUse && calling_assembly != null)
98 exePath = calling_assembly.Location;
100 exePath = AppDomain.CurrentDomain.SetupInformation.ConfigurationFile;
101 map.ExeConfigFilename = exePath.EndsWith (".config") ? exePath : exePath + ".config";
103 if (!Path.IsPathRooted (exePath))
104 exePath = Path.GetFullPath (exePath);
105 if (!File.Exists (exePath)) {
106 Exception cause = new ArgumentException ("The specified path does not exist.", "exePath");
107 throw new ConfigurationErrorsException ("Error Initializing the configuration system:", cause);
109 map.ExeConfigFilename = exePath + ".config";
112 case ConfigurationUserLevel.PerUserRoaming:
113 map.RoamingUserConfigFilename = Path.Combine (Environment.GetFolderPath (Environment.SpecialFolder.ApplicationData), GetAssemblyInfo(calling_assembly));
114 map.RoamingUserConfigFilename = Path.Combine (map.RoamingUserConfigFilename, "user.config");
115 goto case ConfigurationUserLevel.PerUserRoamingAndLocal;
117 case ConfigurationUserLevel.PerUserRoamingAndLocal:
118 map.LocalUserConfigFilename = Path.Combine (Environment.GetFolderPath (Environment.SpecialFolder.LocalApplicationData), GetAssemblyInfo(calling_assembly));
119 map.LocalUserConfigFilename = Path.Combine (map.LocalUserConfigFilename, "user.config");
123 return ConfigurationFactory.Create (typeof(ExeConfigurationHost), map, userLevel);
127 [MonoLimitation ("Supported only when the userLevel parameter is set to ConfigurationUserLevel.None. Other values are not supported because Environment.GetFolderPath method is not implemented.")]
129 public static Configuration OpenExeConfiguration (ConfigurationUserLevel userLevel)
131 return OpenExeConfigurationInternal (userLevel, Assembly.GetEntryAssembly () ?? Assembly.GetCallingAssembly (), null);
134 public static Configuration OpenExeConfiguration (string exePath)
136 return OpenExeConfigurationInternal (ConfigurationUserLevel.None, Assembly.GetEntryAssembly () ?? Assembly.GetCallingAssembly (), exePath);
139 [MonoLimitation("ConfigurationUserLevel parameter is not supported.")]
140 public static Configuration OpenMappedExeConfiguration (ExeConfigurationFileMap fileMap, ConfigurationUserLevel userLevel)
142 return ConfigurationFactory.Create (typeof(ExeConfigurationHost), fileMap, userLevel);
145 public static Configuration OpenMachineConfiguration ()
147 ConfigurationFileMap map = new ConfigurationFileMap ();
148 return ConfigurationFactory.Create (typeof(MachineConfigurationHost), map);
151 public static Configuration OpenMappedMachineConfiguration (ConfigurationFileMap fileMap)
153 return ConfigurationFactory.Create (typeof(MachineConfigurationHost), fileMap);
156 internal static IInternalConfigConfigurationFactory ConfigurationFactory {
157 get { return configFactory; }
160 internal static IInternalConfigSystem ConfigurationSystem {
161 get { return configSystem; }
164 public static object GetSection (string sectionName)
166 object o = ConfigurationSystem.GetSection (sectionName);
167 if (o is ConfigurationSection)
168 return ((ConfigurationSection) o).GetRuntimeObject ();
173 public static void RefreshSection (string sectionName)
175 ConfigurationSystem.RefreshConfig (sectionName);
178 public static NameValueCollection AppSettings {
180 return (NameValueCollection) GetSection ("appSettings");
185 public static ConnectionStringSettingsCollection ConnectionStrings {
187 ConnectionStringsSection connectionStrings = (ConnectionStringsSection) GetSection ("connectionStrings");
188 return connectionStrings.ConnectionStrings;
192 /* invoked from System.Web */
193 internal static IInternalConfigSystem ChangeConfigurationSystem (IInternalConfigSystem newSystem)
195 if (newSystem == null)
196 throw new ArgumentNullException ("newSystem");
199 // KLUDGE!! We need that when an assembly loaded inside an ASP.NET
200 // domain does OpenExeConfiguration ("") - we must return the path
201 // to web.config in that instance.
202 string t = newSystem.GetType ().ToString ();
203 if (String.Compare (t, "System.Web.Configuration.HttpConfigurationSystem", StringComparison.OrdinalIgnoreCase) == 0)
204 systemWebInUse = true;
206 systemWebInUse = false;
208 IInternalConfigSystem old = configSystem;
209 configSystem = newSystem;