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FriendsServicesConnector.cs 10 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 log4net;
  28. using System;
  29. using System.Collections.Generic;
  30. using System.IO;
  31. using System.Reflection;
  32. using Nini.Config;
  33. using OpenSim.Framework;
  34. using OpenSim.Framework.Communications;
  35. using OpenSim.Services.Interfaces;
  36. using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;
  37. using OpenSim.Server.Base;
  38. using OpenMetaverse;
  39. namespace OpenSim.Services.Connectors.Friends
  40. {
  41. public class FriendsServicesConnector : IFriendsService
  42. {
  43. private static readonly ILog m_log =
  44. LogManager.GetLogger(
  45. MethodBase.GetCurrentMethod().DeclaringType);
  46. private string m_ServerURI = String.Empty;
  47. public FriendsServicesConnector()
  48. {
  49. }
  50. public FriendsServicesConnector(string serverURI)
  51. {
  52. m_ServerURI = serverURI.TrimEnd('/');
  53. }
  54. public FriendsServicesConnector(IConfigSource source)
  55. {
  56. Initialise(source);
  57. }
  58. public virtual void Initialise(IConfigSource source)
  59. {
  60. IConfig gridConfig = source.Configs["FriendsService"];
  61. if (gridConfig == null)
  62. {
  63. m_log.Error("[FRIENDS SERVICE CONNECTOR]: FriendsService missing from OpenSim.ini");
  64. throw new Exception("Friends connector init error");
  65. }
  66. string serviceURI = gridConfig.GetString("FriendsServerURI",
  67. String.Empty);
  68. if (serviceURI == String.Empty)
  69. {
  70. m_log.Error("[FRIENDS SERVICE CONNECTOR]: No Server URI named in section FriendsService");
  71. throw new Exception("Friends connector init error");
  72. }
  73. m_ServerURI = serviceURI;
  74. }
  75. #region IFriendsService
  76. public FriendInfo[] GetFriends(UUID PrincipalID)
  77. {
  78. Dictionary<string, object> sendData = new Dictionary<string, object>();
  79. sendData["PRINCIPALID"] = PrincipalID.ToString();
  80. sendData["METHOD"] = "getfriends";
  81. return GetFriends(sendData, PrincipalID.ToString());
  82. }
  83. public FriendInfo[] GetFriends(string PrincipalID)
  84. {
  85. Dictionary<string, object> sendData = new Dictionary<string, object>();
  86. sendData["PRINCIPALID"] = PrincipalID;
  87. sendData["METHOD"] = "getfriends_string";
  88. return GetFriends(sendData, PrincipalID);
  89. }
  90. protected FriendInfo[] GetFriends(Dictionary<string, object> sendData, string PrincipalID)
  91. {
  92. string reqString = ServerUtils.BuildQueryString(sendData);
  93. string uri = m_ServerURI + "/friends";
  94. try
  95. {
  96. string reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, reqString);
  97. if (reply != string.Empty)
  98. {
  99. Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
  100. if (replyData != null)
  101. {
  102. if (replyData.ContainsKey("result") && (replyData["result"].ToString().ToLower() == "null"))
  103. {
  104. return new FriendInfo[0];
  105. }
  106. List<FriendInfo> finfos = new List<FriendInfo>();
  107. Dictionary<string, object>.ValueCollection finfosList = replyData.Values;
  108. //m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: get neighbours returned {0} elements", rinfosList.Count);
  109. foreach (object f in finfosList)
  110. {
  111. if (f is Dictionary<string, object>)
  112. {
  113. FriendInfo finfo = new FriendInfo((Dictionary<string, object>)f);
  114. finfos.Add(finfo);
  115. }
  116. else
  117. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: GetFriends {0} received invalid response type {1}",
  118. PrincipalID, f.GetType());
  119. }
  120. // Success
  121. return finfos.ToArray();
  122. }
  123. else
  124. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: GetFriends {0} received null response",
  125. PrincipalID);
  126. }
  127. }
  128. catch (Exception e)
  129. {
  130. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message);
  131. }
  132. return new FriendInfo[0];
  133. }
  134. public bool StoreFriend(string PrincipalID, string Friend, int flags)
  135. {
  136. Dictionary<string, object> sendData = ToKeyValuePairs(PrincipalID, Friend, flags);
  137. sendData["METHOD"] = "storefriend";
  138. string reply = string.Empty;
  139. string uri = m_ServerURI + "/friends";
  140. try
  141. {
  142. reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, ServerUtils.BuildQueryString(sendData));
  143. }
  144. catch (Exception e)
  145. {
  146. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message);
  147. return false;
  148. }
  149. if (reply != string.Empty)
  150. {
  151. Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
  152. if ((replyData != null) && replyData.ContainsKey("Result") && (replyData["Result"] != null))
  153. {
  154. bool success = false;
  155. Boolean.TryParse(replyData["Result"].ToString(), out success);
  156. return success;
  157. }
  158. else
  159. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: StoreFriend {0} {1} received null response",
  160. PrincipalID, Friend);
  161. }
  162. else
  163. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: StoreFriend received null reply");
  164. return false;
  165. }
  166. public bool Delete(string PrincipalID, string Friend)
  167. {
  168. Dictionary<string, object> sendData = new Dictionary<string, object>();
  169. sendData["PRINCIPALID"] = PrincipalID.ToString();
  170. sendData["FRIEND"] = Friend;
  171. sendData["METHOD"] = "deletefriend_string";
  172. return Delete(sendData, PrincipalID, Friend);
  173. }
  174. public bool Delete(UUID PrincipalID, string Friend)
  175. {
  176. Dictionary<string, object> sendData = new Dictionary<string, object>();
  177. sendData["PRINCIPALID"] = PrincipalID.ToString();
  178. sendData["FRIEND"] = Friend;
  179. sendData["METHOD"] = "deletefriend";
  180. return Delete(sendData, PrincipalID.ToString(), Friend);
  181. }
  182. public bool Delete(Dictionary<string, object> sendData, string PrincipalID, string Friend)
  183. {
  184. string reply = string.Empty;
  185. string uri = m_ServerURI + "/friends";
  186. try
  187. {
  188. reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, ServerUtils.BuildQueryString(sendData));
  189. }
  190. catch (Exception e)
  191. {
  192. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message);
  193. return false;
  194. }
  195. if (reply != string.Empty)
  196. {
  197. Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
  198. if ((replyData != null) && replyData.ContainsKey("Result") && (replyData["Result"] != null))
  199. {
  200. bool success = false;
  201. Boolean.TryParse(replyData["Result"].ToString(), out success);
  202. return success;
  203. }
  204. else
  205. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: DeleteFriend {0} {1} received null response",
  206. PrincipalID, Friend);
  207. }
  208. else
  209. m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: DeleteFriend received null reply");
  210. return false;
  211. }
  212. #endregion
  213. public Dictionary<string, object> ToKeyValuePairs(string principalID, string friend, int flags)
  214. {
  215. Dictionary<string, object> result = new Dictionary<string, object>();
  216. result["PrincipalID"] = principalID;
  217. result["Friend"] = friend;
  218. result["MyFlags"] = flags;
  219. return result;
  220. }
  221. }
  222. }