HTTPConfiguration.cs 4.4 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using System.IO;
  29. using System.Net;
  30. using System.Reflection;
  31. using System.Text;
  32. using log4net;
  33. using OpenSim.Framework.Configuration.XML;
  34. namespace OpenSim.Framework.Configuration.HTTP
  35. {
  36. public class HTTPConfiguration : IGenericConfig
  37. {
  38. private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
  39. private RemoteConfigSettings remoteConfigSettings;
  40. private XmlConfiguration xmlConfig;
  41. private string configFileName = String.Empty;
  42. public HTTPConfiguration()
  43. {
  44. remoteConfigSettings = new RemoteConfigSettings("remoteconfig.xml");
  45. xmlConfig = new XmlConfiguration();
  46. }
  47. public void SetFileName(string fileName)
  48. {
  49. configFileName = fileName;
  50. }
  51. public void LoadData()
  52. {
  53. try
  54. {
  55. StringBuilder sb = new StringBuilder();
  56. byte[] buf = new byte[8192];
  57. HttpWebRequest request =
  58. (HttpWebRequest) WebRequest.Create(remoteConfigSettings.baseConfigURL + configFileName);
  59. using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
  60. {
  61. using (Stream resStream = response.GetResponseStream())
  62. {
  63. string tempString = null;
  64. int count = 0;
  65. do
  66. {
  67. count = resStream.Read(buf, 0, buf.Length);
  68. if (count != 0)
  69. {
  70. tempString = Util.UTF8.GetString(buf, 0, count);
  71. sb.Append(tempString);
  72. }
  73. }
  74. while (count > 0);
  75. LoadDataFromString(sb.ToString());
  76. }
  77. }
  78. }
  79. catch (WebException)
  80. {
  81. m_log.Warn("Unable to connect to remote configuration file (" +
  82. remoteConfigSettings.baseConfigURL + configFileName +
  83. "). Creating local file instead.");
  84. xmlConfig.SetFileName(configFileName);
  85. xmlConfig.LoadData();
  86. }
  87. }
  88. public void LoadDataFromString(string data)
  89. {
  90. xmlConfig.LoadDataFromString(data);
  91. }
  92. public string GetAttribute(string attributeName)
  93. {
  94. return xmlConfig.GetAttribute(attributeName);
  95. }
  96. public bool SetAttribute(string attributeName, string attributeValue)
  97. {
  98. return true;
  99. }
  100. public void Commit()
  101. {
  102. }
  103. public void Close()
  104. {
  105. }
  106. }
  107. }