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MSSQLFriendsData.cs 4.0 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. using System.Data.SqlClient;
  34. using System.Reflection;
  35. using System.Text;
  36. namespace OpenSim.Data.MSSQL
  37. {
  38. public class MSSQLFriendsData : MSSQLGenericTableHandler<FriendsData>, IFriendsData
  39. {
  40. public MSSQLFriendsData(string connectionString, string realm)
  41. : base(connectionString, realm, "FriendsStore")
  42. {
  43. using (SqlConnection conn = new SqlConnection(m_ConnectionString))
  44. {
  45. conn.Open();
  46. Migration m = new Migration(conn, GetType().Assembly, "FriendsStore");
  47. m.Update();
  48. }
  49. }
  50. public bool Delete(UUID principalID, string friend)
  51. {
  52. return Delete(principalID.ToString(), friend);
  53. }
  54. public bool Delete(string principalID, string friend)
  55. {
  56. using (SqlConnection conn = new SqlConnection(m_ConnectionString))
  57. using (SqlCommand cmd = new SqlCommand())
  58. {
  59. cmd.CommandText = String.Format("delete from {0} where PrincipalID = @PrincipalID and Friend = @Friend", m_Realm);
  60. cmd.Parameters.Add(m_database.CreateParameter("@PrincipalID", principalID.ToString()));
  61. cmd.Parameters.Add(m_database.CreateParameter("@Friend", friend));
  62. cmd.Connection = conn;
  63. conn.Open();
  64. cmd.ExecuteNonQuery();
  65. return true;
  66. }
  67. }
  68. public FriendsData[] GetFriends(UUID principalID)
  69. {
  70. return GetFriends(principalID.ToString());
  71. }
  72. public FriendsData[] GetFriends(string principalID)
  73. {
  74. using (SqlConnection conn = new SqlConnection(m_ConnectionString))
  75. using (SqlCommand cmd = new SqlCommand())
  76. {
  77. 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);
  78. cmd.Parameters.Add(m_database.CreateParameter("@PrincipalID", principalID.ToString()));
  79. cmd.Connection = conn;
  80. conn.Open();
  81. return DoQuery(cmd);
  82. }
  83. }
  84. }
  85. }