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-rw-r--r--OpenSim/Data/MSSQL/MSSQLMigration.cs99
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diff --git a/OpenSim/Data/MSSQL/MSSQLMigration.cs b/OpenSim/Data/MSSQL/MSSQLMigration.cs
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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.Data;
30using System.Data.Common;
31using System.Reflection;
32using System.Data.SqlClient;
33
34namespace OpenSim.Data.MSSQL
35{
36 public class MSSQLMigration : Migration
37 {
38 public MSSQLMigration(DbConnection conn, Assembly assem, string type)
39 : base(conn, assem, type)
40 {
41 }
42
43 public MSSQLMigration(DbConnection conn, Assembly assem, string subtype, string type)
44 : base(conn, assem, subtype, type)
45 {
46 }
47
48 protected override int FindVersion(DbConnection conn, string type)
49 {
50 int version = 0;
51 using (DbCommand cmd = conn.CreateCommand())
52 {
53 try
54 {
55 cmd.CommandText = "select top 1 version from migrations where name = '" + type + "' order by version desc"; //Must be
56 using (IDataReader reader = cmd.ExecuteReader())
57 {
58 if (reader.Read())
59 {
60 version = Convert.ToInt32(reader["version"]);
61 }
62 reader.Close();
63 }
64 }
65 catch
66 {
67 // Return -1 to indicate table does not exist
68 return -1;
69 }
70 }
71 return version;
72 }
73
74 protected override void ExecuteScript(DbConnection conn, string[] script)
75 {
76 if (!(conn is SqlConnection))
77 {
78 base.ExecuteScript(conn, script);
79 return;
80 }
81
82 foreach (string sql in script)
83 {
84 try
85 {
86 using (SqlCommand cmd = new SqlCommand(sql, (SqlConnection)conn))
87 {
88 cmd.ExecuteNonQuery();
89 }
90 }
91 catch (Exception)
92 {
93 throw new Exception(sql);
94
95 }
96 }
97 }
98 }
99}