From ff8a76825841533bdc5d534b6f58b2ab964ea6c6 Mon Sep 17 00:00:00 2001
From: Fernando Oliveira
Date: Sat, 12 Oct 2013 16:33:45 -0500
Subject: Fernando Oliveira's Postgress SQL Server Data Connector as a single
 commit. * Added PostGreSQL support * Added MySQL/MySQLXGroupData.cs *
 PostgreSQL data access implementation * PostgreSQL dll binarie and
 RegionStore.migrations * Migrations Scripts from MSSQL to POSTGRES * Postgres
 SQL Type fixes * Postgres SQL Connection string * Data type issues * more
 fixes * tests and +tests * UUID x string - FIGHT! * Fixed PG types to
 internal csharp types * More data type fix (PostgreSQL fields are case
 sensitive) :( * more field case sensitive fixes * changed the migration files
 to be case sensitive for fields. * fixed fields case * finished converting,
 now search for hidden bugs. * some more fixes * bool type fixed * more case
 fixes; * creatorID case fixed * case fields fixed * fixed default now() for
 TMStamp fields with don't allow nulls. * fix case sensitve for Region name
 and Estate name * fixed case for names for search * fix class name Error *
 Bug fixed on select and migrations * Un-Reverting my change due to Postgres
 issue with the ILIKE function * Fixed some issued for Diva Distro * Fixes for
 integration with Diva Distro * Added System.Core to prebuild.xml for PG
 project * Configured to make DIff for Push to OpenSim Project * Diffs only to
 PostgreSQL mods.

---
 OpenSim/Data/PGSQL/PGSQLMigration.cs | 102 +++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 OpenSim/Data/PGSQL/PGSQLMigration.cs

(limited to 'OpenSim/Data/PGSQL/PGSQLMigration.cs')

diff --git a/OpenSim/Data/PGSQL/PGSQLMigration.cs b/OpenSim/Data/PGSQL/PGSQLMigration.cs
new file mode 100644
index 0000000..709fde0
--- /dev/null
+++ b/OpenSim/Data/PGSQL/PGSQLMigration.cs
@@ -0,0 +1,102 @@
+/*
+ * 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
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using Npgsql;
+using System;
+using System.Data;
+using System.Data.Common;
+using System.Reflection;
+
+namespace OpenSim.Data.PGSQL
+{
+    public class PGSQLMigration : Migration
+    {
+        public PGSQLMigration(NpgsqlConnection conn, Assembly assem, string type)
+            : base(conn, assem, type)
+        {
+        }
+
+        public PGSQLMigration(NpgsqlConnection conn, Assembly assem, string subtype, string type)
+            : base(conn, assem, subtype, type)
+        {
+        }
+
+        protected override int FindVersion(DbConnection conn, string type)
+        {
+            int version = 0;
+            NpgsqlConnection lcConn = (NpgsqlConnection)conn;
+
+            using (NpgsqlCommand cmd = lcConn.CreateCommand())
+            {
+                try
+                {
+                    cmd.CommandText = "select version from migrations where name = '" + type + "' " + 
+                                      " order by version desc limit 1"; //Must be 
+                    using (NpgsqlDataReader reader = cmd.ExecuteReader())
+                    {
+                        if (reader.Read())
+                        {
+                            version = Convert.ToInt32(reader["version"]);
+                        }
+                        reader.Close();
+                    }
+                }
+                catch
+                {
+                    // Return -1 to indicate table does not exist
+                    return -1;
+                }
+            }
+            return version;
+        }
+
+        protected override void ExecuteScript(DbConnection conn, string[] script)
+        {
+            if (!(conn is NpgsqlConnection))
+            {
+                base.ExecuteScript(conn, script);
+                return;
+            }
+
+            foreach (string sql in script)
+            {
+                try
+                {
+                    using (NpgsqlCommand cmd = new NpgsqlCommand(sql, (NpgsqlConnection)conn))
+                    {
+                        cmd.ExecuteNonQuery();
+                    }
+                }
+                catch (Exception)
+                {
+                    throw new Exception(sql);
+
+                }
+            }
+        }
+    }
+}
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