Added FriendsData to both Null storage and SQLite. Untested.

OpenSim/Data/Null/NullFriendsData.cs

@@ -0,0 +1,92 @@
+/*
+ * 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 NullFriendsData : IFriendsData
+    {
+        private static List<FriendsData> m_Data = new List<FriendsData>();
+
+        public NullFriendsData(string connectionString, string realm)
+        {
+        }
+
+        /// <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(UUID userID)
+        {
+            List<FriendsData> lst = m_Data.FindAll(delegate (FriendsData fdata)
+            {
+                return fdata.PrincipalID == userID;
+            });
+
+            if (lst != null)
+                return lst.ToArray();
+
+            return new FriendsData[0];
+        }
+
+        public bool Store(FriendsData data)
+        {
+            if (data == null)
+                return false;
+
+            m_Data.Add(data);
+
+            return true;
+        }
+
+        public bool Delete(UUID userID, string friendID)
+        {
+            List<FriendsData> lst = m_Data.FindAll(delegate(FriendsData fdata) { return fdata.PrincipalID == userID; });
+            if (lst != null)
+            {
+                FriendsData friend = lst.Find(delegate(FriendsData fdata) { return fdata.Friend == friendID; });
+                if (friendID != null)
+                {
+                    m_Data.Remove(friend);
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+    }
+}