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-rw-r--r--OpenSim/Data/MySQL/MySQLPresenceData.cs149
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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
28using System;
29using System.Collections.Generic;
30using System.Data;
31using System.Reflection;
32using System.Threading;
33using log4net;
34using OpenMetaverse;
35using OpenSim.Framework;
36using MySql.Data.MySqlClient;
37
38namespace OpenSim.Data.MySQL
39{
40 /// <summary>
41 /// A MySQL Interface for the Grid Server
42 /// </summary>
43 public class MySQLPresenceData : MySQLGenericTableHandler<PresenceData>,
44 IPresenceData
45 {
46 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
47
48 public MySQLPresenceData(string connectionString, string realm) :
49 base(connectionString, realm, "Presence")
50 {
51 }
52
53 public PresenceData Get(UUID sessionID)
54 {
55 PresenceData[] ret = Get("SessionID",
56 sessionID.ToString());
57
58 if (ret.Length == 0)
59 return null;
60
61 return ret[0];
62 }
63
64 public void LogoutRegionAgents(UUID regionID)
65 {
66 MySqlCommand cmd = new MySqlCommand();
67
68 cmd.CommandText = String.Format("update {0} set Online='false' where `RegionID`=?RegionID", m_Realm);
69
70 cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
71
72 ExecuteNonQuery(cmd);
73 }
74
75 public bool ReportAgent(UUID sessionID, UUID regionID, string position,
76 string lookAt)
77 {
78 PresenceData[] pd = Get("SessionID", sessionID.ToString());
79 if (pd.Length == 0)
80 return false;
81
82 MySqlCommand cmd = new MySqlCommand();
83
84 cmd.CommandText = String.Format("update {0} set RegionID=?RegionID, Position=?Position, LookAt=?LookAt, Online='true' where `SessionID`=?SessionID", m_Realm);
85
86 cmd.Parameters.AddWithValue("?SessionID", sessionID.ToString());
87 cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
88 cmd.Parameters.AddWithValue("?Position", position.ToString());
89 cmd.Parameters.AddWithValue("?LookAt", lookAt.ToString());
90
91 if (ExecuteNonQuery(cmd) == 0)
92 return false;
93
94 return true;
95 }
96
97 public bool SetHomeLocation(string userID, UUID regionID, Vector3 position, Vector3 lookAt)
98 {
99 PresenceData[] pd = Get("UserID", userID);
100 if (pd.Length == 0)
101 return false;
102
103 MySqlCommand cmd = new MySqlCommand();
104
105 cmd.CommandText = String.Format("update {0} set HomeRegionID=?HomeRegionID, HomePosition=?HomePosition, HomeLookAt=?HomeLookAt where UserID=?UserID", m_Realm);
106
107 cmd.Parameters.AddWithValue("?UserID", userID);
108 cmd.Parameters.AddWithValue("?HomeRegionID", regionID.ToString());
109 cmd.Parameters.AddWithValue("?HomePosition", position);
110 cmd.Parameters.AddWithValue("?HomeLookAt", lookAt);
111
112 if (ExecuteNonQuery(cmd) == 0)
113 return false;
114
115 return true;
116 }
117
118 public void Prune(string userID)
119 {
120 MySqlCommand cmd = new MySqlCommand();
121
122 cmd.CommandText = String.Format("select * from {0} where UserID=?UserID", m_Realm);
123
124 cmd.Parameters.AddWithValue("?UserID", userID);
125
126 IDataReader reader = ExecuteReader(cmd);
127
128 List<UUID> deleteSessions = new List<UUID>();
129 int online = 0;
130
131 while(reader.Read())
132 {
133 if (bool.Parse(reader["Online"].ToString()))
134 online++;
135 else
136 deleteSessions.Add(new UUID(reader["SessionID"].ToString()));
137 }
138
139 if (online == 0 && deleteSessions.Count > 0)
140 deleteSessions.RemoveAt(0);
141
142 reader.Close();
143 CloseReaderCommand(cmd);
144
145 foreach (UUID s in deleteSessions)
146 Delete("SessionID", s.ToString());
147 }
148 }
149}