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SQLiteFriendsData.cs 3.3 KB

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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. using System;
  28. using System.Collections;
  29. using System.Collections.Generic;
  30. using System.Data;
  31. using OpenMetaverse;
  32. using OpenSim.Framework;
  33. #if CSharpSqlite
  34. using Community.CsharpSqlite.Sqlite;
  35. #else
  36. using Mono.Data.Sqlite;
  37. #endif
  38. namespace OpenSim.Data.SQLite
  39. {
  40. public class SQLiteFriendsData : SQLiteGenericTableHandler<FriendsData>, IFriendsData
  41. {
  42. public SQLiteFriendsData(string connectionString, string realm)
  43. : base(connectionString, realm, "FriendsStore")
  44. {
  45. }
  46. public FriendsData[] GetFriends(UUID principalID)
  47. {
  48. return GetFriends(principalID.ToString());
  49. }
  50. public FriendsData[] GetFriends(string userID)
  51. {
  52. SqliteCommand cmd = new SqliteCommand();
  53. cmd.CommandText = String.Format("select a.*,case when b.Flags is null then -1 else b.Flags end 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", m_Realm);
  54. cmd.Parameters.AddWithValue(":PrincipalID", userID.ToString());
  55. return DoQuery(cmd);
  56. }
  57. public bool Delete(UUID principalID, string friend)
  58. {
  59. return Delete(principalID.ToString(), friend);
  60. }
  61. public bool Delete(string principalID, string friend)
  62. {
  63. SqliteCommand cmd = new SqliteCommand();
  64. cmd.CommandText = String.Format("delete from {0} where PrincipalID = :PrincipalID and Friend = :Friend", m_Realm);
  65. cmd.Parameters.AddWithValue(":PrincipalID", principalID.ToString());
  66. cmd.Parameters.AddWithValue(":Friend", friend);
  67. ExecuteNonQuery(cmd, cmd.Connection);
  68. return true;
  69. }
  70. }
  71. }