OpenSimMirror/OpenSim/Data/PGSQL/PGSQLFriendsData.cs

117 lines
4.6 KiB
C#

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using OpenMetaverse;
using OpenSim.Framework;
using System.Reflection;
using System.Text;
using Npgsql;
namespace OpenSim.Data.PGSQL
{
public class PGSQLFriendsData : PGSQLGenericTableHandler<FriendsData>, IFriendsData
{
public PGSQLFriendsData(string connectionString, string realm)
: base(connectionString, realm, "FriendsStore")
{
using (NpgsqlConnection conn = new NpgsqlConnection(m_ConnectionString))
{
conn.Open();
Migration m = new Migration(conn, GetType().Assembly, "FriendsStore");
m.Update();
}
}
public override bool Delete(string principalID, string friend)
{
UUID princUUID = UUID.Zero;
bool ret = UUID.TryParse(principalID, out princUUID);
if (ret)
return Delete(princUUID, friend);
else
return false;
}
public bool Delete(UUID principalID, string friend)
{
using (NpgsqlConnection conn = new NpgsqlConnection(m_ConnectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand())
{
cmd.CommandText = String.Format("delete from {0} where \"PrincipalID\" = :PrincipalID and \"Friend\" = :Friend", m_Realm);
cmd.Parameters.Add(m_database.CreateParameter("PrincipalID", principalID.ToString()));
cmd.Parameters.Add(m_database.CreateParameter("Friend", friend));
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
return true;
}
}
public FriendsData[] GetFriends(string principalID)
{
UUID princUUID = UUID.Zero;
bool ret = UUID.TryParse(principalID, out princUUID);
if (ret)
return GetFriends(princUUID);
else
return new FriendsData[0];
}
public FriendsData[] GetFriends(UUID principalID)
{
using (NpgsqlConnection conn = new NpgsqlConnection(m_ConnectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand())
{
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);
cmd.Parameters.Add(m_database.CreateParameter("PrincipalID", principalID.ToString()));
cmd.Connection = conn;
conn.Open();
return DoQuery(cmd);
}
}
public FriendsData[] GetFriends(Guid principalID)
{
return GetFriends(principalID);
}
}
}