/* * Copyright (c) Contributors, http://opensimulator.org/ * See CONTRIBUTORS.TXT for a full list of copyright holders. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of the OpenSimulator Project nor the * names of its contributors may be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ using log4net; using System; using System.Collections.Generic; using System.IO; using System.Reflection; using Nini.Config; using OpenSim.Framework; using OpenSim.Framework.Communications; using OpenSim.Services.Interfaces; using FriendInfo = OpenSim.Services.Interfaces.FriendInfo; using OpenSim.Server.Base; using OpenMetaverse; namespace OpenSim.Services.Connectors.Friends { public class FriendsServicesConnector : IFriendsService { private static readonly ILog m_log = LogManager.GetLogger( MethodBase.GetCurrentMethod().DeclaringType); private string m_ServerURI = String.Empty; public FriendsServicesConnector() { } public FriendsServicesConnector(string serverURI) { m_ServerURI = serverURI.TrimEnd('/'); } public FriendsServicesConnector(IConfigSource source) { Initialise(source); } public virtual void Initialise(IConfigSource source) { IConfig gridConfig = source.Configs["FriendsService"]; if (gridConfig == null) { m_log.Error("[FRIENDS SERVICE CONNECTOR]: FriendsService missing from OpenSim.ini"); throw new Exception("Friends connector init error"); } string serviceURI = gridConfig.GetString("FriendsServerURI", String.Empty); if (serviceURI == String.Empty) { m_log.Error("[FRIENDS SERVICE CONNECTOR]: No Server URI named in section FriendsService"); throw new Exception("Friends connector init error"); } m_ServerURI = serviceURI; } #region IFriendsService public FriendInfo[] GetFriends(UUID PrincipalID) { Dictionary<string, object> sendData = new Dictionary<string, object>(); sendData["PRINCIPALID"] = PrincipalID.ToString(); sendData["METHOD"] = "getfriends"; return GetFriends(sendData, PrincipalID.ToString()); } public FriendInfo[] GetFriends(string PrincipalID) { Dictionary<string, object> sendData = new Dictionary<string, object>(); sendData["PRINCIPALID"] = PrincipalID; sendData["METHOD"] = "getfriends_string"; return GetFriends(sendData, PrincipalID); } protected FriendInfo[] GetFriends(Dictionary<string, object> sendData, string PrincipalID) { string reqString = ServerUtils.BuildQueryString(sendData); string uri = m_ServerURI + "/friends"; try { string reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, reqString); if (reply != string.Empty) { Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply); if (replyData != null) { if (replyData.ContainsKey("result") && (replyData["result"].ToString().ToLower() == "null")) { return new FriendInfo[0]; } List<FriendInfo> finfos = new List<FriendInfo>(); Dictionary<string, object>.ValueCollection finfosList = replyData.Values; //m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: get neighbours returned {0} elements", rinfosList.Count); foreach (object f in finfosList) { if (f is Dictionary<string, object>) { FriendInfo finfo = new FriendInfo((Dictionary<string, object>)f); finfos.Add(finfo); } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: GetFriends {0} received invalid response type {1}", PrincipalID, f.GetType()); } // Success return finfos.ToArray(); } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: GetFriends {0} received null response", PrincipalID); } } catch (Exception e) { m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message); } return new FriendInfo[0]; } public bool StoreFriend(string PrincipalID, string Friend, int flags) { Dictionary<string, object> sendData = ToKeyValuePairs(PrincipalID, Friend, flags); sendData["METHOD"] = "storefriend"; string reply = string.Empty; string uri = m_ServerURI + "/friends"; try { reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, ServerUtils.BuildQueryString(sendData)); } catch (Exception e) { m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message); return false; } if (reply != string.Empty) { Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply); if ((replyData != null) && replyData.ContainsKey("Result") && (replyData["Result"] != null)) { bool success = false; Boolean.TryParse(replyData["Result"].ToString(), out success); return success; } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: StoreFriend {0} {1} received null response", PrincipalID, Friend); } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: StoreFriend received null reply"); return false; } public bool Delete(string PrincipalID, string Friend) { Dictionary<string, object> sendData = new Dictionary<string, object>(); sendData["PRINCIPALID"] = PrincipalID.ToString(); sendData["FRIEND"] = Friend; sendData["METHOD"] = "deletefriend_string"; return Delete(sendData, PrincipalID, Friend); } public bool Delete(UUID PrincipalID, string Friend) { Dictionary<string, object> sendData = new Dictionary<string, object>(); sendData["PRINCIPALID"] = PrincipalID.ToString(); sendData["FRIEND"] = Friend; sendData["METHOD"] = "deletefriend"; return Delete(sendData, PrincipalID.ToString(), Friend); } public bool Delete(Dictionary<string, object> sendData, string PrincipalID, string Friend) { string reply = string.Empty; string uri = m_ServerURI + "/friends"; try { reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, ServerUtils.BuildQueryString(sendData)); } catch (Exception e) { m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: Exception when contacting friends server at {0}: {1}", uri, e.Message); return false; } if (reply != string.Empty) { Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply); if ((replyData != null) && replyData.ContainsKey("Result") && (replyData["Result"] != null)) { bool success = false; Boolean.TryParse(replyData["Result"].ToString(), out success); return success; } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: DeleteFriend {0} {1} received null response", PrincipalID, Friend); } else m_log.DebugFormat("[FRIENDS SERVICE CONNECTOR]: DeleteFriend received null reply"); return false; } #endregion public Dictionary<string, object> ToKeyValuePairs(string principalID, string friend, int flags) { Dictionary<string, object> result = new Dictionary<string, object>(); result["PrincipalID"] = principalID; result["Friend"] = friend; result["MyFlags"] = flags; return result; } } }