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294 lines
10 KiB
C#
294 lines
10 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using Nini.Config;
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using log4net;
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using System;
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using System.Reflection;
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using System.IO;
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using System.Net;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Xml;
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using System.Xml.Serialization;
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using System.Collections.Generic;
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using OpenSim.Server.Base;
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using OpenSim.Services.Interfaces;
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using FriendInfo = OpenSim.Services.Interfaces.FriendInfo;
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using OpenSim.Framework;
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using OpenSim.Framework.Servers.HttpServer;
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using OpenMetaverse;
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namespace OpenSim.Server.Handlers.Friends
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{
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public class FriendsServerPostHandler : BaseStreamHandler
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private IFriendsService m_FriendsService;
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public FriendsServerPostHandler(IFriendsService service) :
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base("POST", "/friends")
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{
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m_FriendsService = service;
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}
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public override byte[] Handle(string path, Stream requestData,
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IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
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{
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StreamReader sr = new StreamReader(requestData);
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string body = sr.ReadToEnd();
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sr.Close();
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body = body.Trim();
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//m_log.DebugFormat("[XXX]: query String: {0}", body);
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try
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{
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Dictionary<string, object> request =
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ServerUtils.ParseQueryString(body);
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if (!request.ContainsKey("METHOD"))
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return FailureResult();
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string method = request["METHOD"].ToString();
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switch (method)
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{
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case "getfriends":
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return GetFriends(request);
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case "getfriends_string":
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return GetFriendsString(request);
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case "storefriend":
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return StoreFriend(request);
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case "deletefriend":
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return DeleteFriend(request);
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case "deletefriend_string":
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return DeleteFriendString(request);
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}
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m_log.DebugFormat("[FRIENDS HANDLER]: unknown method request {0}", method);
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}
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catch (Exception e)
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{
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m_log.DebugFormat("[FRIENDS HANDLER]: Exception {0}", e);
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}
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return FailureResult();
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}
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#region Method-specific handlers
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byte[] GetFriends(Dictionary<string, object> request)
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{
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UUID principalID = UUID.Zero;
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if (request.ContainsKey("PRINCIPALID"))
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UUID.TryParse(request["PRINCIPALID"].ToString(), out principalID);
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else
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m_log.WarnFormat("[FRIENDS HANDLER]: no principalID in request to get friends");
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FriendInfo[] finfos = m_FriendsService.GetFriends(principalID);
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return PackageFriends(finfos);
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}
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byte[] GetFriendsString(Dictionary<string, object> request)
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{
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string principalID = string.Empty;
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if (request.ContainsKey("PRINCIPALID"))
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principalID = request["PRINCIPALID"].ToString();
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else
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m_log.WarnFormat("[FRIENDS HANDLER]: no principalID in request to get friends");
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FriendInfo[] finfos = m_FriendsService.GetFriends(principalID);
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return PackageFriends(finfos);
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}
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private byte[] PackageFriends(FriendInfo[] finfos)
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{
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Dictionary<string, object> result = new Dictionary<string, object>();
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if ((finfos == null) || ((finfos != null) && (finfos.Length == 0)))
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result["result"] = "null";
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else
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{
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int i = 0;
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foreach (FriendInfo finfo in finfos)
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{
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Dictionary<string, object> rinfoDict = finfo.ToKeyValuePairs();
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result["friend" + i] = rinfoDict;
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i++;
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}
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}
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string xmlString = ServerUtils.BuildXmlResponse(result);
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//m_log.DebugFormat("[FRIENDS HANDLER]: resp string: {0}", xmlString);
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UTF8Encoding encoding = new UTF8Encoding();
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return encoding.GetBytes(xmlString);
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}
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byte[] StoreFriend(Dictionary<string, object> request)
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{
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string principalID = string.Empty, friend = string.Empty; int flags = 0;
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FromKeyValuePairs(request, out principalID, out friend, out flags);
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bool success = m_FriendsService.StoreFriend(principalID, friend, flags);
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if (success)
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return SuccessResult();
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else
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return FailureResult();
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}
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byte[] DeleteFriend(Dictionary<string, object> request)
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{
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UUID principalID = UUID.Zero;
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if (request.ContainsKey("PRINCIPALID"))
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UUID.TryParse(request["PRINCIPALID"].ToString(), out principalID);
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else
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m_log.WarnFormat("[FRIENDS HANDLER]: no principalID in request to delete friend");
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string friend = string.Empty;
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if (request.ContainsKey("FRIEND"))
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friend = request["FRIEND"].ToString();
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bool success = m_FriendsService.Delete(principalID, friend);
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if (success)
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return SuccessResult();
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else
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return FailureResult();
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}
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byte[] DeleteFriendString(Dictionary<string, object> request)
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{
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string principalID = string.Empty;
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if (request.ContainsKey("PRINCIPALID"))
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principalID = request["PRINCIPALID"].ToString();
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else
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m_log.WarnFormat("[FRIENDS HANDLER]: no principalID in request to delete friend");
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string friend = string.Empty;
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if (request.ContainsKey("FRIEND"))
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friend = request["FRIEND"].ToString();
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bool success = m_FriendsService.Delete(principalID, friend);
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if (success)
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return SuccessResult();
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else
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return FailureResult();
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}
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#endregion
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#region Misc
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private byte[] SuccessResult()
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{
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XmlDocument doc = new XmlDocument();
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XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
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"", "");
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doc.AppendChild(xmlnode);
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XmlElement rootElement = doc.CreateElement("", "ServerResponse",
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"");
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doc.AppendChild(rootElement);
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XmlElement result = doc.CreateElement("", "Result", "");
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result.AppendChild(doc.CreateTextNode("Success"));
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rootElement.AppendChild(result);
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return DocToBytes(doc);
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}
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private byte[] FailureResult()
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{
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return FailureResult(String.Empty);
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}
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private byte[] FailureResult(string msg)
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{
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XmlDocument doc = new XmlDocument();
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XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration,
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"", "");
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doc.AppendChild(xmlnode);
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XmlElement rootElement = doc.CreateElement("", "ServerResponse",
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"");
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doc.AppendChild(rootElement);
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XmlElement result = doc.CreateElement("", "Result", "");
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result.AppendChild(doc.CreateTextNode("Failure"));
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rootElement.AppendChild(result);
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XmlElement message = doc.CreateElement("", "Message", "");
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message.AppendChild(doc.CreateTextNode(msg));
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rootElement.AppendChild(message);
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return DocToBytes(doc);
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}
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private byte[] DocToBytes(XmlDocument doc)
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{
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MemoryStream ms = new MemoryStream();
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XmlTextWriter xw = new XmlTextWriter(ms, null);
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xw.Formatting = Formatting.Indented;
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doc.WriteTo(xw);
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xw.Flush();
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return ms.ToArray();
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}
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void FromKeyValuePairs(Dictionary<string, object> kvp, out string principalID, out string friend, out int flags)
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{
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principalID = string.Empty;
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if (kvp.ContainsKey("PrincipalID") && kvp["PrincipalID"] != null)
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principalID = kvp["PrincipalID"].ToString();
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friend = string.Empty;
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if (kvp.ContainsKey("Friend") && kvp["Friend"] != null)
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friend = kvp["Friend"].ToString();
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flags = 0;
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if (kvp.ContainsKey("MyFlags") && kvp["MyFlags"] != null)
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Int32.TryParse(kvp["MyFlags"].ToString(), out flags);
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}
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#endregion
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}
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}
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