From d0019704e60da8392f505f1bb783ee668b0299b1 Mon Sep 17 00:00:00 2001
From: Melanie
Date: Fri, 23 Oct 2009 09:47:45 +0100
Subject: Adding the presence service skeleton

---
 .../PresenceService/PresenceServiceBase.cs         | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 OpenSim/Services/PresenceService/PresenceServiceBase.cs

(limited to 'OpenSim/Services/PresenceService/PresenceServiceBase.cs')

diff --git a/OpenSim/Services/PresenceService/PresenceServiceBase.cs b/OpenSim/Services/PresenceService/PresenceServiceBase.cs
new file mode 100644
index 0000000..60a246b
--- /dev/null
+++ b/OpenSim/Services/PresenceService/PresenceServiceBase.cs
@@ -0,0 +1,84 @@
+/*
+ * 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.Reflection;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Data;
+using OpenSim.Services.Interfaces;
+using OpenSim.Services.Base;
+
+namespace OpenSim.Services.PresenceService
+{
+    public class PresenceServiceBase : ServiceBase
+    {
+        protected IPresenceData m_Database = null;
+
+        public PresenceServiceBase(IConfigSource config)
+            : base(config)
+        {
+            string dllName = String.Empty;
+            string connString = String.Empty;
+            string realm = "agents";
+
+            //
+            // Try reading the [DatabaseService] section, if it exists
+            //
+            IConfig dbConfig = config.Configs["DatabaseService"];
+            if (dbConfig != null)
+            {
+                if (dllName == String.Empty)
+                    dllName = dbConfig.GetString("StorageProvider", String.Empty);
+                if (connString == String.Empty)
+                    connString = dbConfig.GetString("ConnectionString", String.Empty);
+            }
+
+            //
+            // [PresenceService] section overrides [DatabaseService], if it exists
+            //
+            IConfig presenceConfig = config.Configs["PresenceService"];
+            if (presenceConfig != null)
+            {
+                dllName = presenceConfig.GetString("StorageProvider", dllName);
+                connString = presenceConfig.GetString("ConnectionString", connString);
+                realm = presenceConfig.GetString("Realm", realm);
+            }
+            
+            //
+            // We tried, but this doesn't exist. We can't proceed.
+            //
+            if (dllName.Equals(String.Empty))
+                throw new Exception("No StorageProvider configured");
+
+            m_Database = LoadPlugin<IPresenceData>(dllName, new Object[] { connString, realm });
+            if (m_Database == null)
+                throw new Exception("Could not find a storage interface in the given module");
+
+        }
+    }
+}
-- 
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