Refactor AgentPreferences so that database operations happen centrally. the opensim way.

Signed-off-by: Diva Canto <diva@metaverseink.com>

1 files changed, 230 insertions, 0 deletions

diff --git a/OpenSim/Services/Connectors/AgentPreferences/AgentPreferencesConnector.cs b/OpenSim/Services/Connectors/AgentPreferences/AgentPreferencesConnector.cs
new file mode 100644
index 0000000..1dbc0c8
--- /dev/null
+++ b/OpenSim/Services/Connectors/AgentPreferences/AgentPreferencesConnector.cs
@@ -0,0 +1,230 @@
+/*
+ * 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 log4net;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Framework.ServiceAuth;
+using OpenSim.Services.Interfaces;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+using IAvatarService = OpenSim.Services.Interfaces.IAvatarService;
+using OpenSim.Server.Base;
+using OpenMetaverse;
+
+namespace OpenSim.Services.Connectors
+{
+    public class AgentPreferencesServicesConnector : BaseServiceConnector, IAgentPreferencesService
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private string m_ServerURI = String.Empty;
+
+        public AgentPreferencesServicesConnector()
+        {
+        }
+
+        public AgentPreferencesServicesConnector(string serverURI)
+        {
+            m_ServerURI = serverURI.TrimEnd('/');
+        }
+
+        public AgentPreferencesServicesConnector(IConfigSource source)
+            : base(source, "AgentPreferencesService")
+        {
+            Initialise(source);
+        }
+
+        public virtual void Initialise(IConfigSource source)
+        {
+            IConfig gridConfig = source.Configs["AgentPreferencesService"];
+            if (gridConfig == null)
+            {
+                m_log.Error("[AGENT PREFERENCES CONNECTOR]: AgentPreferencesService missing from OpenSim.ini");
+                throw new Exception("Agent Preferences connector init error");
+            }
+
+            string serviceURI = gridConfig.GetString("AgentPreferencesServerURI", String.Empty);
+
+            if (serviceURI == String.Empty)
+            {
+                m_log.Error("[AGENT PREFERENCES CONNECTOR]: No Server URI named in section AgentPreferences");
+                throw new Exception("Agent Preferences connector init error");
+            }
+            m_ServerURI = serviceURI;
+
+            base.Initialise(source, "AgentPreferencesService");
+        }
+
+        #region IAgentPreferencesService
+
+        public AgentPrefs GetAgentPreferences(UUID principalID)
+        {
+            Dictionary<string, object> sendData = new Dictionary<string, object>();
+
+            string reply = string.Empty;
+            string uri = String.Concat(m_ServerURI, "/agentprefs");
+
+            sendData["METHOD"] = "getagentprefs";
+            sendData["UserID"] = principalID;
+            string reqString = ServerUtils.BuildQueryString(sendData);
+            // m_log.DebugFormat("[AGENT PREFS CONNECTOR]: queryString = {0}", reqString);
+
+            try
+            {
+                reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, reqString, m_Auth);
+                if (String.IsNullOrEmpty(reply))
+                {
+                    m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetAgentPreferences received null or empty reply");
+                    return null;
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: Exception when contacting agent preferences server at {0}: {1}", uri, e.Message);
+            }
+                
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+            if (replyData != null)
+            {
+                if (replyData.ContainsKey("result") &&
+                    (replyData["result"].ToString() == "null" || replyData["result"].ToString() == "Failure"))
+                {
+                    m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetAgentPreferences received Failure response");
+                    return null;
+                }
+            }
+            else
+            {
+                m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetAgentPreferences received null response");
+                return null;
+            }
+            AgentPrefs prefs = new AgentPrefs(replyData);
+            return prefs;
+        }
+
+        public bool StoreAgentPreferences(AgentPrefs data)
+        {
+            Dictionary<string, object> sendData = new Dictionary<string, object>();
+
+            sendData["METHOD"] = "setagentprefs";
+
+            sendData["PrincipalID"] = data.PrincipalID.ToString();
+            sendData["AccessPrefs"] = data.AccessPrefs;
+            sendData["HoverHeight"] = data.HoverHeight.ToString();
+            sendData["Language"] = data.Language;
+            sendData["LanguageIsPublic"] = data.LanguageIsPublic.ToString();
+            sendData["PermEveryone"] = data.PermEveryone.ToString();
+            sendData["PermGroup"] = data.PermGroup.ToString();
+            sendData["PermNextOwner"] = data.PermNextOwner.ToString();
+
+            string uri = String.Concat(m_ServerURI, "/agentprefs");
+            string reqString = ServerUtils.BuildQueryString(sendData);
+            // m_log.DebugFormat("[AGENT PREFS CONNECTOR]: queryString = {0}", reqString);
+
+            try
+            {
+                string reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, reqString, m_Auth);
+                if (reply != string.Empty)
+                {
+                    Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+
+                    if (replyData.ContainsKey("result"))
+                    {
+                        if (replyData["result"].ToString().ToLower() == "success")
+                            return true;
+                        else
+                            return false;
+                    }
+                    else
+                    {
+                        m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: StoreAgentPreferences reply data does not contain result field");
+                    }
+
+                }
+                else
+                    m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: StoreAgentPreferences received empty reply");
+            }
+            catch (Exception e)
+            {
+                m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: Exception when contacting agent preferences server at {0}: {1}", uri, e.Message);
+            }
+
+            return false;
+        }
+
+        public string GetLang(UUID principalID)
+        {
+            Dictionary<string, object> sendData = new Dictionary<string, object>();
+            string reply = string.Empty;
+
+            sendData["METHOD"] = "getagentlang";
+            sendData["UserID"] = principalID.ToString();
+
+            string uri = String.Concat(m_ServerURI, "/agentprefs");
+            string reqString = ServerUtils.BuildQueryString(sendData);
+
+            try
+            {
+                reply = SynchronousRestFormsRequester.MakeRequest("POST", uri, reqString, m_Auth);
+                if (String.IsNullOrEmpty(reply))
+                {
+                    m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetLang received null or empty reply");
+                    return "en-us"; // I guess? Gotta return somethin'!
+                }
+            }
+            catch (Exception e)
+            {
+                m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: Exception when contacting agent preferences server at {0}: {1}", uri, e.Message);
+            }
+
+            Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
+            if (replyData != null)
+            {
+                if (replyData.ContainsKey("result") &&
+                    (replyData["result"].ToString() == "null" || replyData["result"].ToString() == "Failure"))
+                {
+                    m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetLang received Failure response");
+                    return "en-us";
+                }
+                if (replyData.ContainsKey("Language"))
+                    return replyData["Language"].ToString();
+            }
+            else
+            {
+                m_log.DebugFormat("[AGENT PREFERENCES CONNECTOR]: GetLang received null response");
+
+            }
+            return "en-us";
+        }
+
+        #endregion IAgentPreferencesService
+    }
+}