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MapAddServerConnector.cs 6.6 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.Collections.Generic;
  29. using System.IO;
  30. using System.Reflection;
  31. using System.Xml;
  32. using Nini.Config;
  33. using log4net;
  34. using OpenSim.Server.Base;
  35. using OpenSim.Services.Interfaces;
  36. using OpenSim.Framework.Servers.HttpServer;
  37. using OpenSim.Server.Handlers.Base;
  38. namespace OpenSim.Server.Handlers.MapImage
  39. {
  40. public class MapAddServiceConnector : ServiceConnector
  41. {
  42. private IMapImageService m_MapService;
  43. private string m_ConfigName = "MapImageService";
  44. public MapAddServiceConnector(IConfigSource config, IHttpServer server, string configName) :
  45. base(config, server, configName)
  46. {
  47. IConfig serverConfig = config.Configs[m_ConfigName];
  48. if (serverConfig == null)
  49. throw new Exception(String.Format("No section {0} in config file", m_ConfigName));
  50. string gridService = serverConfig.GetString("LocalServiceModule",
  51. String.Empty);
  52. if (gridService == String.Empty)
  53. throw new Exception("No LocalServiceModule in config file");
  54. Object[] args = new Object[] { config };
  55. m_MapService = ServerUtils.LoadPlugin<IMapImageService>(gridService, args);
  56. server.AddStreamHandler(new MapServerPostHandler(m_MapService));
  57. }
  58. }
  59. class MapServerPostHandler : BaseStreamHandler
  60. {
  61. private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
  62. private IMapImageService m_MapService;
  63. public MapServerPostHandler(IMapImageService service) :
  64. base("POST", "/map")
  65. {
  66. m_MapService = service;
  67. }
  68. public override byte[] Handle(string path, Stream requestData, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
  69. {
  70. m_log.DebugFormat("[MAP SERVICE IMAGE HANDLER]: Received {0}", path);
  71. StreamReader sr = new StreamReader(requestData);
  72. string body = sr.ReadToEnd();
  73. sr.Close();
  74. body = body.Trim();
  75. try
  76. {
  77. Dictionary<string, object> request = ServerUtils.ParseQueryString(body);
  78. if (!request.ContainsKey("X") || !request.ContainsKey("Y") || !request.ContainsKey("DATA"))
  79. {
  80. httpResponse.StatusCode = (int)OSHttpStatusCode.ClientErrorBadRequest;
  81. return FailureResult("Bad request.");
  82. }
  83. int x = 0, y = 0;
  84. Int32.TryParse(request["X"].ToString(), out x);
  85. Int32.TryParse(request["Y"].ToString(), out y);
  86. string type = "image/jpeg";
  87. if (request.ContainsKey("TYPE"))
  88. type = request["TYPE"].ToString();
  89. byte[] data = Convert.FromBase64String(request["DATA"].ToString());
  90. string reason = string.Empty;
  91. bool result = m_MapService.AddMapTile(x, y, data, out reason);
  92. if (result)
  93. return SuccessResult();
  94. else
  95. return FailureResult(reason);
  96. }
  97. catch (Exception e)
  98. {
  99. m_log.ErrorFormat("[MAP SERVICE IMAGE HANDLER]: Exception {0} {1}", e.Message, e.StackTrace);
  100. }
  101. return FailureResult("Unexpected server error");
  102. }
  103. private byte[] SuccessResult()
  104. {
  105. XmlDocument doc = new XmlDocument();
  106. XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
  107. "", "");
  108. doc.AppendChild(xmlnode);
  109. XmlElement rootElement = doc.CreateElement("", "ServerResponse",
  110. "");
  111. doc.AppendChild(rootElement);
  112. XmlElement result = doc.CreateElement("", "Result", "");
  113. result.AppendChild(doc.CreateTextNode("Success"));
  114. rootElement.AppendChild(result);
  115. return DocToBytes(doc);
  116. }
  117. private byte[] FailureResult(string msg)
  118. {
  119. XmlDocument doc = new XmlDocument();
  120. XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
  121. "", "");
  122. doc.AppendChild(xmlnode);
  123. XmlElement rootElement = doc.CreateElement("", "ServerResponse",
  124. "");
  125. doc.AppendChild(rootElement);
  126. XmlElement result = doc.CreateElement("", "Result", "");
  127. result.AppendChild(doc.CreateTextNode("Failure"));
  128. rootElement.AppendChild(result);
  129. XmlElement message = doc.CreateElement("", "Message", "");
  130. message.AppendChild(doc.CreateTextNode(msg));
  131. rootElement.AppendChild(message);
  132. return DocToBytes(doc);
  133. }
  134. private byte[] DocToBytes(XmlDocument doc)
  135. {
  136. MemoryStream ms = new MemoryStream();
  137. XmlTextWriter xw = new XmlTextWriter(ms, null);
  138. xw.Formatting = Formatting.Indented;
  139. doc.WriteTo(xw);
  140. xw.Flush();
  141. return ms.ToArray();
  142. }
  143. }
  144. }