From df7904c58b76eaa4fee771383e26b4b8e75d1abf Mon Sep 17 00:00:00 2001
From: Melanie <melanie@t-data.com>
Date: Wed, 16 Sep 2009 18:20:08 +0100
Subject: [PATCH] Add the Null storage implementation for the RegionData
 service. Standalones have no regions table, so this is needed

---
 OpenSim/Data/Null/NullRegionData.cs | 136 ++++++++++++++++++++++++++++
 prebuild.xml                        |   1 +
 2 files changed, 137 insertions(+)
 create mode 100644 OpenSim/Data/Null/NullRegionData.cs

diff --git a/OpenSim/Data/Null/NullRegionData.cs b/OpenSim/Data/Null/NullRegionData.cs
new file mode 100644
index 0000000000..588b8ace5c
--- /dev/null
+++ b/OpenSim/Data/Null/NullRegionData.cs
@@ -0,0 +1,136 @@
+/*
+ * 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 System;
+using System.Collections;
+using System.Collections.Generic;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Data;
+
+namespace OpenSim.Data.Null
+{
+    public class NullRegionData : IRegionData
+    {
+        Dictionary<UUID, RegionData> m_regionData = new Dictionary<UUID, RegionData>();
+
+        public NullRegionData(string connectionString, string realm)
+        {
+        }
+
+        public List<RegionData> Get(string regionName, UUID scopeID)
+        {
+            List<RegionData> ret = new List<RegionData>();
+
+            foreach(RegionData r in m_regionData.Values)
+            {
+                if (regionName.Contains("%"))
+                {
+                    if (r.RegionName.Contains(regionName.Replace("%", "")))
+                        ret.Add(r);
+                }
+                else
+                {
+                    if (r.RegionName == regionName)
+                        ret.Add(r);
+                }
+            }
+
+            if (ret.Count > 0)
+                return ret;
+
+            return null;
+        }
+
+        public RegionData Get(int posX, int posY, UUID scopeID)
+        {
+            List<RegionData> ret = new List<RegionData>();
+
+            foreach(RegionData r in m_regionData.Values)
+            {
+                if (r.posX == posX && r.posY == posY)
+                    ret.Add(r);
+            }
+
+            if (ret.Count > 0)
+                return ret[0];
+
+            return null;
+        }
+
+        public RegionData Get(UUID regionID, UUID scopeID)
+        {
+            if (m_regionData.ContainsKey(regionID))
+                return m_regionData[regionID];
+
+            return null;
+        }
+
+        public List<RegionData> Get(int startX, int startY, int endX, int endY, UUID scopeID)
+        {
+            List<RegionData> ret = new List<RegionData>();
+
+            foreach(RegionData r in m_regionData.Values)
+            {
+                if (r.posX >= startX && r.posX <= endX && r.posY >= startY && r.posY <= endY)
+                    ret.Add(r);
+            }
+
+            if (ret.Count > 0)
+                return ret;
+
+            return null;
+        }
+
+        public bool Store(RegionData data)
+        {
+            m_regionData[data.RegionID] = data;
+
+            return true;
+        }
+
+        public bool SetDataItem(UUID regionID, string item, string value)
+        {
+            if (!m_regionData.ContainsKey(regionID))
+                return false;
+
+            m_regionData[regionID].Data[item] = value;
+
+            return true;
+        }
+
+        public bool Delete(UUID regionID)
+        {
+            if (!m_regionData.ContainsKey(regionID))
+                return false;
+
+            m_regionData.Remove(regionID);
+
+            return true;
+        }
+    }
+}
diff --git a/prebuild.xml b/prebuild.xml
index 87925eaf66..79c767c1f8 100644
--- a/prebuild.xml
+++ b/prebuild.xml
@@ -1819,6 +1819,7 @@
       <ReferencePath>../../../bin/</ReferencePath>
       <Reference name="System"/>
       <Reference name="System.Xml"/>
+      <Reference name="OpenSim.Data"/>
       <Reference name="OpenMetaverseTypes.dll"/>
       <Reference name="OpenSim.Framework"/>
       <Reference name="OpenSim.Region.Framework"/>