1 files changed, 148 insertions, 0 deletions

diff --git a/OpenSim/Data/Null/NullFriendsData.cs b/OpenSim/Data/Null/NullFriendsData.cs
new file mode 100644
index 0000000..dc9cd38
--- /dev/null
+++ b/OpenSim/Data/Null/NullFriendsData.cs
@@ -0,0 +1,148 @@
+/*
+ * 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 System.Reflection;
+using System.Threading;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Data;
+
+namespace OpenSim.Data.Null
+{
+    public class NullFriendsData : IFriendsData
+    {
+//        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private static List<FriendsData> m_Data = new List<FriendsData>();
+
+        public NullFriendsData(string connectionString, string realm)
+        {
+        }
+
+        /// <summary>
+        /// Clear all friends data
+        /// </summary>
+        /// <remarks>
+        /// This is required by unit tests to clear the static data between test runs.
+        /// </remarks>
+        public static void Clear()
+        {
+            lock (m_Data)
+                m_Data.Clear();
+        }
+
+        public FriendsData[] GetFriends(UUID principalID)
+        {
+            return GetFriends(principalID.ToString());
+        }
+
+        /// <summary>
+        /// Tries to implement the Get [] semantics, but it cuts corners.
+        /// Specifically, it gets all friendships even if they weren't accepted yet.
+        /// </summary>
+        /// <param name="fields"></param>
+        /// <param name="values"></param>
+        /// <returns></returns>
+        public FriendsData[] GetFriends(string userID)
+        {
+            lock (m_Data)
+            {
+                List<FriendsData> lst = m_Data.FindAll(fdata =>
+                {
+                    return fdata.PrincipalID == userID.ToString();
+                });
+
+                if (lst != null)
+                {
+                    lst.ForEach(f =>
+                    {
+                        FriendsData f2 = m_Data.Find(candidateF2 => f.Friend == candidateF2.PrincipalID);
+                        if (f2 != null)
+                            f.Data["TheirFlags"] = f2.Data["Flags"];
+
+    //                    m_log.DebugFormat(
+    //                        "[NULL FRIENDS DATA]: Got {0} {1} {2} for {3}",
+    //                        f.Friend, f.Data["Flags"], f2 != null ? f.Data["TheirFlags"] : "not found!", f.PrincipalID);
+                    });
+
+    //                m_log.DebugFormat("[NULL FRIENDS DATA]: Got {0} friends for {1}", lst.Count, userID);
+
+                    return lst.ToArray();
+                }
+            }
+
+            return new FriendsData[0];
+        }
+
+        public bool Store(FriendsData data)
+        {
+            if (data == null)
+                return false;
+
+//            m_log.DebugFormat(
+//                "[NULL FRIENDS DATA]: Storing {0} {1} {2}", data.PrincipalID, data.Friend, data.Data["Flags"]);
+
+            lock (m_Data)
+                m_Data.Add(data);
+
+            return true;
+        }
+
+        public bool Delete(UUID principalID, string friend)
+        {
+            return Delete(principalID.ToString(), friend);
+        }
+
+        public bool Delete(string userID, string friendID)
+        {
+            lock (m_Data)
+            {
+                List<FriendsData> lst = m_Data.FindAll(delegate(FriendsData fdata) { return fdata.PrincipalID == userID.ToString(); });
+                if (lst != null)
+                {
+                    FriendsData friend = lst.Find(delegate(FriendsData fdata) { return fdata.Friend == friendID; });
+                    if (friendID != null)
+                    {
+    //                    m_log.DebugFormat(
+    //                        "[NULL FRIENDS DATA]: Deleting friend {0} {1} for {2}",
+    //                        friend.Friend, friend.Data["Flags"], friend.PrincipalID);
+
+                        m_Data.Remove(friend);
+                        return true;
+                    }
+                }
+            }
+
+            return false;
+        }
+
+    }
+}