opensim-development – Blame information for rev 1
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1 | eva | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using Nini.Config; |
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29 | using log4net; |
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30 | using System; |
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31 | using System.Reflection; |
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32 | using System.IO; |
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33 | using System.Net; |
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34 | using System.Text; |
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35 | using System.Text.RegularExpressions; |
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36 | using System.Xml; |
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37 | using System.Xml.Serialization; |
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38 | using System.Collections.Generic; |
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39 | using OpenSim.Server.Base; |
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40 | using OpenSim.Services.Interfaces; |
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41 | using FriendInfo = OpenSim.Services.Interfaces.FriendInfo; |
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42 | using GridRegion = OpenSim.Services.Interfaces.GridRegion; |
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43 | using OpenSim.Framework; |
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44 | using OpenSim.Framework.Servers.HttpServer; |
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45 | using OpenMetaverse; |
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46 | |||
47 | namespace OpenSim.Server.Handlers.Hypergrid |
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48 | { |
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49 | public class HGFriendsServerPostHandler : BaseStreamHandler |
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50 | { |
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51 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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52 | |||
53 | private IUserAgentService m_UserAgentService; |
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54 | private IFriendsSimConnector m_FriendsLocalSimConnector; |
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55 | private IHGFriendsService m_TheService; |
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56 | |||
57 | public HGFriendsServerPostHandler(IHGFriendsService service, IUserAgentService uas, IFriendsSimConnector friendsConn) : |
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58 | base("POST", "/hgfriends") |
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59 | { |
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60 | m_TheService = service; |
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61 | m_UserAgentService = uas; |
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62 | m_FriendsLocalSimConnector = friendsConn; |
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63 | |||
64 | m_log.DebugFormat("[HGFRIENDS HANDLER]: HGFriendsServerPostHandler is On ({0})", |
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65 | (m_FriendsLocalSimConnector == null ? "robust" : "standalone")); |
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66 | |||
67 | if (m_TheService == null) |
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68 | m_log.ErrorFormat("[HGFRIENDS HANDLER]: TheService is null!"); |
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69 | } |
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70 | |||
71 | protected override byte[] ProcessRequest(string path, Stream requestData, |
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72 | IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) |
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73 | { |
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74 | StreamReader sr = new StreamReader(requestData); |
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75 | string body = sr.ReadToEnd(); |
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76 | sr.Close(); |
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77 | body = body.Trim(); |
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78 | |||
79 | //m_log.DebugFormat("[XXX]: query String: {0}", body); |
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80 | |||
81 | try |
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82 | { |
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83 | Dictionary<string, object> request = |
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84 | ServerUtils.ParseQueryString(body); |
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85 | |||
86 | if (!request.ContainsKey("METHOD")) |
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87 | return FailureResult(); |
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88 | |||
89 | string method = request["METHOD"].ToString(); |
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90 | |||
91 | switch (method) |
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92 | { |
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93 | case "getfriendperms": |
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94 | return GetFriendPerms(request); |
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95 | |||
96 | case "newfriendship": |
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97 | return NewFriendship(request); |
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98 | |||
99 | case "deletefriendship": |
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100 | return DeleteFriendship(request); |
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101 | |||
102 | /* Same as inter-sim */ |
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103 | case "friendship_offered": |
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104 | return FriendshipOffered(request); |
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105 | |||
106 | case "validate_friendship_offered": |
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107 | return ValidateFriendshipOffered(request); |
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108 | |||
109 | case "statusnotification": |
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110 | return StatusNotification(request); |
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111 | /* |
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112 | case "friendship_approved": |
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113 | return FriendshipApproved(request); |
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114 | |||
115 | case "friendship_denied": |
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116 | return FriendshipDenied(request); |
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117 | |||
118 | case "friendship_terminated": |
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119 | return FriendshipTerminated(request); |
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120 | |||
121 | case "grant_rights": |
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122 | return GrantRights(request); |
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123 | */ |
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124 | } |
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125 | |||
126 | m_log.DebugFormat("[HGFRIENDS HANDLER]: unknown method {0}", method); |
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127 | } |
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128 | catch (Exception e) |
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129 | { |
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130 | m_log.DebugFormat("[HGFRIENDS HANDLER]: Exception {0}", e); |
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131 | } |
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132 | |||
133 | return FailureResult(); |
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134 | } |
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135 | |||
136 | #region Method-specific handlers |
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137 | |||
138 | byte[] GetFriendPerms(Dictionary<string, object> request) |
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139 | { |
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140 | if (!VerifyServiceKey(request)) |
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141 | return FailureResult(); |
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142 | |||
143 | UUID principalID = UUID.Zero; |
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144 | if (request.ContainsKey("PRINCIPALID")) |
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145 | UUID.TryParse(request["PRINCIPALID"].ToString(), out principalID); |
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146 | else |
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147 | { |
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148 | m_log.WarnFormat("[HGFRIENDS HANDLER]: no principalID in request to get friend perms"); |
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149 | return FailureResult(); |
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150 | } |
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151 | |||
152 | UUID friendID = UUID.Zero; |
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153 | if (request.ContainsKey("FRIENDID")) |
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154 | UUID.TryParse(request["FRIENDID"].ToString(), out friendID); |
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155 | else |
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156 | { |
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157 | m_log.WarnFormat("[HGFRIENDS HANDLER]: no friendID in request to get friend perms"); |
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158 | return FailureResult(); |
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159 | } |
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160 | |||
161 | int perms = m_TheService.GetFriendPerms(principalID, friendID); |
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162 | if (perms < 0) |
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163 | return FailureResult("Friend not found"); |
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164 | |||
165 | return SuccessResult(perms.ToString()); |
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166 | } |
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167 | |||
168 | byte[] NewFriendship(Dictionary<string, object> request) |
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169 | { |
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170 | bool verified = VerifyServiceKey(request); |
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171 | |||
172 | FriendInfo friend = new FriendInfo(request); |
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173 | |||
174 | bool success = m_TheService.NewFriendship(friend, verified); |
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175 | |||
176 | if (success) |
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177 | return SuccessResult(); |
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178 | else |
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179 | return FailureResult(); |
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180 | } |
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181 | |||
182 | byte[] DeleteFriendship(Dictionary<string, object> request) |
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183 | { |
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184 | FriendInfo friend = new FriendInfo(request); |
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185 | string secret = string.Empty; |
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186 | if (request.ContainsKey("SECRET")) |
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187 | secret = request["SECRET"].ToString(); |
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188 | |||
189 | if (secret == string.Empty) |
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190 | return BoolResult(false); |
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191 | |||
192 | bool success = m_TheService.DeleteFriendship(friend, secret); |
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193 | |||
194 | return BoolResult(success); |
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195 | } |
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196 | |||
197 | byte[] FriendshipOffered(Dictionary<string, object> request) |
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198 | { |
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199 | UUID fromID = UUID.Zero; |
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200 | UUID toID = UUID.Zero; |
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201 | string message = string.Empty; |
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202 | string name = string.Empty; |
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203 | |||
204 | if (!request.ContainsKey("FromID") || !request.ContainsKey("ToID")) |
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205 | return BoolResult(false); |
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206 | |||
207 | if (!UUID.TryParse(request["ToID"].ToString(), out toID)) |
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208 | return BoolResult(false); |
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209 | |||
210 | message = request["Message"].ToString(); |
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211 | |||
212 | if (!UUID.TryParse(request["FromID"].ToString(), out fromID)) |
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213 | return BoolResult(false); |
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214 | |||
215 | if (request.ContainsKey("FromName")) |
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216 | name = request["FromName"].ToString(); |
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217 | |||
218 | bool success = m_TheService.FriendshipOffered(fromID, name, toID, message); |
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219 | |||
220 | return BoolResult(success); |
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221 | } |
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222 | |||
223 | byte[] ValidateFriendshipOffered(Dictionary<string, object> request) |
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224 | { |
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225 | FriendInfo friend = new FriendInfo(request); |
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226 | UUID friendID = UUID.Zero; |
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227 | if (!UUID.TryParse(friend.Friend, out friendID)) |
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228 | return BoolResult(false); |
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229 | |||
230 | bool success = m_TheService.ValidateFriendshipOffered(friend.PrincipalID, friendID); |
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231 | |||
232 | return BoolResult(success); |
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233 | } |
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234 | |||
235 | byte[] StatusNotification(Dictionary<string, object> request) |
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236 | { |
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237 | UUID principalID = UUID.Zero; |
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238 | if (request.ContainsKey("userID")) |
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239 | UUID.TryParse(request["userID"].ToString(), out principalID); |
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240 | else |
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241 | { |
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242 | m_log.WarnFormat("[HGFRIENDS HANDLER]: no userID in request to notify"); |
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243 | return FailureResult(); |
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244 | } |
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245 | |||
246 | bool online = true; |
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247 | if (request.ContainsKey("online")) |
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248 | Boolean.TryParse(request["online"].ToString(), out online); |
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249 | else |
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250 | { |
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251 | m_log.WarnFormat("[HGFRIENDS HANDLER]: no online in request to notify"); |
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252 | return FailureResult(); |
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253 | } |
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254 | |||
255 | List<string> friends = new List<string>(); |
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256 | int i = 0; |
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257 | foreach (KeyValuePair<string, object> kvp in request) |
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258 | { |
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259 | if (kvp.Key.Equals("friend_" + i.ToString())) |
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260 | { |
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261 | friends.Add(kvp.Value.ToString()); |
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262 | i++; |
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263 | } |
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264 | } |
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265 | |||
266 | List<UUID> onlineFriends = m_TheService.StatusNotification(friends, principalID, online); |
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267 | |||
268 | Dictionary<string, object> result = new Dictionary<string, object>(); |
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269 | if ((onlineFriends == null) || ((onlineFriends != null) && (onlineFriends.Count == 0))) |
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270 | result["RESULT"] = "NULL"; |
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271 | else |
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272 | { |
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273 | i = 0; |
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274 | foreach (UUID f in onlineFriends) |
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275 | { |
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276 | result["friend_" + i] = f.ToString(); |
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277 | i++; |
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278 | } |
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279 | } |
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280 | |||
281 | string xmlString = ServerUtils.BuildXmlResponse(result); |
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282 | |||
283 | //m_log.DebugFormat("[GRID HANDLER]: resp string: {0}", xmlString); |
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284 | return Util.UTF8NoBomEncoding.GetBytes(xmlString); |
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285 | } |
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286 | |||
287 | #endregion |
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288 | |||
289 | #region Misc |
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290 | |||
291 | private bool VerifyServiceKey(Dictionary<string, object> request) |
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292 | { |
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293 | if (!request.ContainsKey("KEY") || !request.ContainsKey("SESSIONID")) |
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294 | { |
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295 | m_log.WarnFormat("[HGFRIENDS HANDLER]: ignoring request without Key or SessionID"); |
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296 | return false; |
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297 | } |
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298 | |||
299 | if (request["KEY"] == null || request["SESSIONID"] == null) |
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300 | return false; |
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301 | |||
302 | string serviceKey = request["KEY"].ToString(); |
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303 | string sessionStr = request["SESSIONID"].ToString(); |
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304 | |||
305 | UUID sessionID; |
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306 | if (!UUID.TryParse(sessionStr, out sessionID) || serviceKey == string.Empty) |
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307 | return false; |
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308 | |||
309 | if (!m_UserAgentService.VerifyAgent(sessionID, serviceKey)) |
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310 | { |
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311 | m_log.WarnFormat("[HGFRIENDS HANDLER]: Key {0} for session {1} did not match existing key. Ignoring request", serviceKey, sessionID); |
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312 | return false; |
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313 | } |
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314 | |||
315 | m_log.DebugFormat("[HGFRIENDS HANDLER]: Verification ok"); |
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316 | return true; |
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317 | } |
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318 | |||
319 | private byte[] SuccessResult() |
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320 | { |
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321 | XmlDocument doc = new XmlDocument(); |
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322 | |||
323 | XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration, |
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324 | "", ""); |
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325 | |||
326 | doc.AppendChild(xmlnode); |
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327 | |||
328 | XmlElement rootElement = doc.CreateElement("", "ServerResponse", |
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329 | ""); |
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330 | |||
331 | doc.AppendChild(rootElement); |
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332 | |||
333 | XmlElement result = doc.CreateElement("", "Result", ""); |
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334 | result.AppendChild(doc.CreateTextNode("Success")); |
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335 | |||
336 | rootElement.AppendChild(result); |
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337 | |||
338 | return DocToBytes(doc); |
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339 | } |
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340 | |||
341 | private byte[] SuccessResult(string value) |
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342 | { |
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343 | XmlDocument doc = new XmlDocument(); |
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344 | |||
345 | XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration, |
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346 | "", ""); |
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347 | |||
348 | doc.AppendChild(xmlnode); |
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349 | |||
350 | XmlElement rootElement = doc.CreateElement("", "ServerResponse", |
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351 | ""); |
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352 | |||
353 | doc.AppendChild(rootElement); |
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354 | |||
355 | XmlElement result = doc.CreateElement("", "RESULT", ""); |
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356 | result.AppendChild(doc.CreateTextNode("Success")); |
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357 | |||
358 | rootElement.AppendChild(result); |
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359 | |||
360 | XmlElement message = doc.CreateElement("", "Value", ""); |
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361 | message.AppendChild(doc.CreateTextNode(value)); |
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362 | |||
363 | rootElement.AppendChild(message); |
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364 | |||
365 | return DocToBytes(doc); |
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366 | } |
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367 | |||
368 | |||
369 | private byte[] FailureResult() |
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370 | { |
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371 | return FailureResult(String.Empty); |
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372 | } |
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373 | |||
374 | private byte[] FailureResult(string msg) |
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375 | { |
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376 | XmlDocument doc = new XmlDocument(); |
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377 | |||
378 | XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration, |
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379 | "", ""); |
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380 | |||
381 | doc.AppendChild(xmlnode); |
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382 | |||
383 | XmlElement rootElement = doc.CreateElement("", "ServerResponse", |
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384 | ""); |
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385 | |||
386 | doc.AppendChild(rootElement); |
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387 | |||
388 | XmlElement result = doc.CreateElement("", "RESULT", ""); |
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389 | result.AppendChild(doc.CreateTextNode("Failure")); |
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390 | |||
391 | rootElement.AppendChild(result); |
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392 | |||
393 | XmlElement message = doc.CreateElement("", "Message", ""); |
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394 | message.AppendChild(doc.CreateTextNode(msg)); |
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395 | |||
396 | rootElement.AppendChild(message); |
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397 | |||
398 | return DocToBytes(doc); |
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399 | } |
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400 | |||
401 | private byte[] BoolResult(bool value) |
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402 | { |
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403 | XmlDocument doc = new XmlDocument(); |
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404 | |||
405 | XmlNode xmlnode = doc.CreateNode(XmlNodeType.XmlDeclaration, |
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406 | "", ""); |
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407 | |||
408 | doc.AppendChild(xmlnode); |
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409 | |||
410 | XmlElement rootElement = doc.CreateElement("", "ServerResponse", |
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411 | ""); |
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412 | |||
413 | doc.AppendChild(rootElement); |
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414 | |||
415 | XmlElement result = doc.CreateElement("", "RESULT", ""); |
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416 | result.AppendChild(doc.CreateTextNode(value.ToString())); |
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417 | |||
418 | rootElement.AppendChild(result); |
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419 | |||
420 | return DocToBytes(doc); |
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421 | } |
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422 | |||
423 | private byte[] DocToBytes(XmlDocument doc) |
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424 | { |
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425 | MemoryStream ms = new MemoryStream(); |
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426 | XmlTextWriter xw = new XmlTextWriter(ms, null); |
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427 | xw.Formatting = Formatting.Indented; |
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428 | doc.WriteTo(xw); |
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429 | xw.Flush(); |
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430 | |||
431 | return ms.ToArray(); |
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432 | } |
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433 | |||
434 | |||
435 | #endregion |
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436 | } |
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437 | } |