HG Friends working to some extent: friendships offered and accepted correctly handled. Friends list showing correct foreign names. TODO: GrantRights.

1 files changed, 242 insertions, 0 deletions

diff --git a/OpenSim/Server/Handlers/Hypergrid/HGFriendsServerPostHandler.cs b/OpenSim/Server/Handlers/Hypergrid/HGFriendsServerPostHandler.cs
new file mode 100644
index 0000000..13d1502
--- /dev/null
+++ b/OpenSim/Server/Handlers/Hypergrid/HGFriendsServerPostHandler.cs
@@ -0,0 +1,242 @@
+/*
+ * 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 Nini.Config;
+using log4net;
+using System;
+using System.Reflection;
+using System.IO;
+using System.Net;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Xml;
+using System.Xml.Serialization;
+using System.Collections.Generic;
+using OpenSim.Server.Base;
+using OpenSim.Services.Interfaces;
+using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;
+using OpenSim.Framework;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenMetaverse;
+
+namespace OpenSim.Server.Handlers.Hypergrid
+{
+    public class HGFriendsServerPostHandler : BaseStreamHandler
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private IFriendsService m_FriendsService;
+        private IUserAgentService m_UserAgentService;
+
+        public HGFriendsServerPostHandler(IFriendsService service, IUserAgentService uservice) :
+                base("POST", "/hgfriends")
+        {
+            m_FriendsService = service;
+            m_UserAgentService = uservice;
+            m_log.DebugFormat("[HGFRIENDS HANDLER]: HGFriendsServerPostHandler is On");
+        }
+
+        public override byte[] Handle(string path, Stream requestData,
+                OSHttpRequest httpRequest, OSHttpResponse httpResponse)
+        {
+            StreamReader sr = new StreamReader(requestData);
+            string body = sr.ReadToEnd();
+            sr.Close();
+            body = body.Trim();
+
+            //m_log.DebugFormat("[XXX]: query String: {0}", body);
+
+            try
+            {
+                Dictionary<string, object> request =
+                        ServerUtils.ParseQueryString(body);
+
+                if (!request.ContainsKey("METHOD"))
+                    return FailureResult();
+
+                string method = request["METHOD"].ToString();
+
+                switch (method)
+                {
+                    case "getfriends":
+                        return GetFriends(request);
+
+                    case "newfriendship":
+                        return NewFriendship(request);
+
+                }
+                m_log.DebugFormat("[HGFRIENDS HANDLER]: unknown method {0} request {1}", method.Length, method);
+            }
+            catch (Exception e)
+            {
+                m_log.DebugFormat("[HGFRIENDS HANDLER]: Exception {0}", e);
+            }
+
+            return FailureResult();
+
+        }
+
+        #region Method-specific handlers
+
+        byte[] GetFriends(Dictionary<string, object> request)
+        {
+            UUID principalID = UUID.Zero;
+            if (request.ContainsKey("PRINCIPALID"))
+                UUID.TryParse(request["PRINCIPALID"].ToString(), out principalID);
+            else
+                m_log.WarnFormat("[HGFRIENDS HANDLER]: no principalID in request to get friends");
+
+            FriendInfo[] finfos = m_FriendsService.GetFriends(principalID);
+            //m_log.DebugFormat("[FRIENDS HANDLER]: neighbours for region {0}: {1}", regionID, rinfos.Count);
+
+            Dictionary<string, object> result = new Dictionary<string, object>();
+            if ((finfos == null) || ((finfos != null) && (finfos.Length == 0)))
+                result["result"] = "null";
+            else
+            {
+                int i = 0;
+                foreach (FriendInfo finfo in finfos)
+                {
+                    Dictionary<string, object> rinfoDict = finfo.ToKeyValuePairs();
+                    result["friend" + i] = rinfoDict;
+                    i++;
+                }
+            }
+
+            string xmlString = ServerUtils.BuildXmlResponse(result);
+            //m_log.DebugFormat("[FRIENDS HANDLER]: resp string: {0}", xmlString);
+            UTF8Encoding encoding = new UTF8Encoding();
+            return encoding.GetBytes(xmlString);
+
+        }
+
+        byte[] NewFriendship(Dictionary<string, object> request)
+        {
+            if (!request.ContainsKey("KEY") || !request.ContainsKey("SESSIONID"))
+            {
+                m_log.WarnFormat("[HGFRIENDS HANDLER]: ignoring request without Key or SessionID");
+                return FailureResult();
+            }
+
+            string serviceKey = request["KEY"].ToString();
+            string sessionStr = request["SESSIONID"].ToString();
+            UUID sessionID;
+            UUID.TryParse(sessionStr, out sessionID);
+
+            if (!m_UserAgentService.VerifyAgent(sessionID, serviceKey))
+            {
+                m_log.WarnFormat("[HGFRIENDS HANDLER]: Key {0} for session {1} did not match existing key. Ignoring request", serviceKey, sessionID);
+                return FailureResult();
+            }
+
+            m_log.DebugFormat("[XXX] Verification ok");
+            // OK, can proceed
+            FriendInfo friend = new FriendInfo(request);
+
+            // the user needs to confirm when he gets home
+            bool success = m_FriendsService.StoreFriend(friend.PrincipalID.ToString(), friend.Friend, 0);
+            //if (success)
+            //    m_FriendsService.StoreFriend(friend.Friend, friend.PrincipalID.ToString(), 1);
+
+            if (success)
+                return SuccessResult();
+            else
+                return FailureResult();
+        }
+
+        #endregion
+
+        #region Misc
+
+        private byte[] SuccessResult()
+        {
+            XmlDocument doc = new XmlDocument();
+
+            XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
+                    "", "");
+
+            doc.AppendChild(xmlnode);
+
+            XmlElement rootElement = doc.CreateElement("", "ServerResponse",
+                    "");
+
+            doc.AppendChild(rootElement);
+
+            XmlElement result = doc.CreateElement("", "Result", "");
+            result.AppendChild(doc.CreateTextNode("Success"));
+
+            rootElement.AppendChild(result);
+
+            return DocToBytes(doc);
+        }
+
+        private byte[] FailureResult()
+        {
+            return FailureResult(String.Empty);
+        }
+
+        private byte[] FailureResult(string msg)
+        {
+            XmlDocument doc = new XmlDocument();
+
+            XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
+                    "", "");
+
+            doc.AppendChild(xmlnode);
+
+            XmlElement rootElement = doc.CreateElement("", "ServerResponse",
+                    "");
+
+            doc.AppendChild(rootElement);
+
+            XmlElement result = doc.CreateElement("", "Result", "");
+            result.AppendChild(doc.CreateTextNode("Failure"));
+
+            rootElement.AppendChild(result);
+
+            XmlElement message = doc.CreateElement("", "Message", "");
+            message.AppendChild(doc.CreateTextNode(msg));
+
+            rootElement.AppendChild(message);
+
+            return DocToBytes(doc);
+        }
+
+        private byte[] DocToBytes(XmlDocument doc)
+        {
+            MemoryStream ms = new MemoryStream();
+            XmlTextWriter xw = new XmlTextWriter(ms, null);
+            xw.Formatting = Formatting.Indented;
+            doc.WriteTo(xw);
+            xw.Flush();
+
+            return ms.ToArray();
+        }
+
+        #endregion
+    }
+}