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;
+        }
+
+    }
+}

OpenSim/Data/SQLite/Resources/001_FriendsStore.sql

@@ -0,0 +1,10 @@
+BEGIN TRANSACTION;
+
+CREATE TABLE `Friends` (
+	`PrincipalID` CHAR(36) NOT NULL, 
+	`Friend` VARCHAR(255) NOT NULL, 
+	`Flags` VARCHAR(16) NOT NULL DEFAULT 0, 
+	`Offered` VARCHAR(32) NOT NULL DEFAULT 0, 
+	PRIMARY KEY(`PrincipalID`, `Friend`));
+
+COMMIT;

OpenSim/Data/SQLite/Resources/002_FriendsStore.sql

@@ -0,0 +1,5 @@
+BEGIN TRANSACTION;
+
+INSERT INTO `Friends` SELECT `ownerID`, `friendID`, `friendPerms`, 0 FROM `userfriends`;
+
+COMMIT;

OpenSim/Data/SQLite/SQLiteAvatarData.cs

@@ -38,7 +38,7 @@ using Mono.Data.SqliteClient;
 namespace OpenSim.Data.SQLite
 {
     /// <summary>
-    /// A MySQL Interface for the Grid Server
+    /// A SQLite Interface for Avatar Data
     /// </summary>
     public class SQLiteAvatarData : SQLiteGenericTableHandler<AvatarBaseData>,
             IAvatarData

OpenSim/Data/SQLite/SQLiteFriendsData.cs

@@ -0,0 +1,70 @@
+/*
+ * 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.Data;
+using OpenMetaverse;
+using OpenSim.Framework;
+using Mono.Data.SqliteClient;
+
+namespace OpenSim.Data.SQLite
+{
+    public class SQLiteFriendsData : SQLiteGenericTableHandler<FriendsData>, IFriendsData
+    {
+        public SQLiteFriendsData(string connectionString, string realm)
+            : base(connectionString, realm, "FriendsStore")
+        {
+        }
+
+        public FriendsData[] GetFriends(UUID userID)
+        {
+            SqliteCommand cmd = new SqliteCommand();
+
+            cmd.CommandText = String.Format("select a.*,b.Flags as TheirFlags from {0} as a left join {0} as b on a.PrincipalID = b.Friend and a.Friend = b.PrincipalID where a.PrincipalID = :PrincipalID and b.Flags is not null", m_Realm);
+            cmd.Parameters.Add(":PrincipalID", userID.ToString());
+
+            return DoQuery(cmd);
+
+        }
+
+        public bool Delete(UUID principalID, string friend)
+        {
+            SqliteCommand cmd = new SqliteCommand();
+
+            cmd.CommandText = String.Format("delete from {0} where PrincipalID = :PrincipalID and Friend = :Friend", m_Realm);
+            cmd.Parameters.Add(":PrincipalID", principalID.ToString());
+            cmd.Parameters.Add(":Friend", friend);
+
+            ExecuteNonQuery(cmd, cmd.Connection);
+
+            return true;
+        }
+
+    }
+}

bin/config-include/Standalone.ini

@@ -59,6 +59,10 @@
     GridService = "OpenSim.Services.GridService.dll:GridService"
     InventoryService = "OpenSim.Services.InventoryService.dll:InventoryService"
 
+[FriendsService]
+    LocalServiceModule = "OpenSim.Services.FriendsService.dll"
+    ConnectionString = "URI=file:friends.db,version=3"
+
 [Friends]
     Connector = "OpenSim.Services.FriendsService.dll"
 

bin/config-include/StandaloneHypergrid.ini

@@ -77,6 +77,10 @@
     GridService = "OpenSim.Services.GridService.dll:GridService"
     InventoryService = "OpenSim.Services.InventoryService.dll:InventoryService"
 
+[FriendsService]
+    LocalServiceModule = "OpenSim.Services.FriendsService.dll"
+    ConnectionString = "URI=file:friends.db,version=3"
+
 [Friends]
     Connector = "OpenSim.Services.FriendsService.dll"