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-rw-r--r--OpenSim/Data/MSSQL/MSSQLFriendsData.cs83
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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;
30using System.Collections.Generic;
31using System.Data;
32using OpenMetaverse;
33using OpenSim.Framework;
34using System.Data.SqlClient;
35using System.Reflection;
36using System.Text;
37
38namespace OpenSim.Data.MSSQL
39{
40 public class MSSQLFriendsData : MSSQLGenericTableHandler<FriendsData>, IFriendsData
41 {
42 public MSSQLFriendsData(string connectionString, string realm)
43 : base(connectionString, realm, "FriendsStore")
44 {
45 using (SqlConnection conn = new SqlConnection(m_ConnectionString))
46 {
47 conn.Open();
48 Migration m = new Migration(conn, GetType().Assembly, "FriendsStore");
49 m.Update();
50 }
51 }
52
53 public bool Delete(UUID principalID, string friend)
54 {
55 using (SqlConnection conn = new SqlConnection(m_ConnectionString))
56 using (SqlCommand cmd = new SqlCommand())
57 {
58 cmd.CommandText = String.Format("delete from {0} where PrincipalID = @PrincipalID and Friend = @Friend", m_Realm);
59 cmd.Parameters.Add(m_database.CreateParameter("@PrincipalID", principalID.ToString()));
60 cmd.Parameters.Add(m_database.CreateParameter("@Friend", friend));
61 cmd.Connection = conn;
62 conn.Open();
63 cmd.ExecuteNonQuery();
64
65 return true;
66 }
67 }
68
69 public FriendsData[] GetFriends(UUID principalID)
70 {
71 using (SqlConnection conn = new SqlConnection(m_ConnectionString))
72 using (SqlCommand cmd = new SqlCommand())
73 {
74
75 cmd.CommandText = String.Format("select a.*,b.Flags as TheirFlags from {0} as a left join {0} as b on a.PrincipalID = b.Friend and a.Friend = b.PrincipalID where a.PrincipalID = ?PrincipalID and b.Flags is not null", m_Realm);
76 cmd.Parameters.Add(m_database.CreateParameter("@PrincipalID", principalID.ToString()));
77 cmd.Connection = conn;
78 conn.Open();
79 return DoQuery(cmd);
80 }
81 }
82 }
83}