From 4c806855636543eba0423bfca0ef2084d7d7a536 Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Wed, 22 Apr 2009 19:26:18 +0000
Subject: * Allow plugins to play nicely in UserManagerBase * Some methods were
 returning the value of the first plugin queried, even if the return was null
 * Other methods are probably best off querying more than one plugin and
 aggregating results

---
 OpenSim/Data/IUserData.cs                          |  2 +-
 .../Framework/Communications/UserManagerBase.cs    | 48 +++++++++++-----------
 2 files changed, 26 insertions(+), 24 deletions(-)

diff --git a/OpenSim/Data/IUserData.cs b/OpenSim/Data/IUserData.cs
index 9ac923f..573355b 100644
--- a/OpenSim/Data/IUserData.cs
+++ b/OpenSim/Data/IUserData.cs
@@ -64,7 +64,7 @@ namespace OpenSim.Data
         /// </summary>
         /// <param name="queryID">ID associated with the user's query. This must match what the client sent</param>
         /// <param name="query">The filtered contents of the search box when the user hit search.</param>
-        /// <returns>The user data profile</returns>
+        /// <returns>A list of user details.  If there are no results than either an empty list or null can be returned</returns>
         List<AvatarPickerAvatar> GeneratePickerResults(UUID queryID, string query);
 
         /// <summary>
diff --git a/OpenSim/Framework/Communications/UserManagerBase.cs b/OpenSim/Framework/Communications/UserManagerBase.cs
index 3b43622..a269b59 100644
--- a/OpenSim/Framework/Communications/UserManagerBase.cs
+++ b/OpenSim/Framework/Communications/UserManagerBase.cs
@@ -174,44 +174,46 @@ namespace OpenSim.Framework.Communications
 
         public virtual List<AvatarPickerAvatar> GenerateAgentPickerRequestResponse(UUID queryID, string query)
         {
-            List<AvatarPickerAvatar> pickerlist = new List<AvatarPickerAvatar>();
+            List<AvatarPickerAvatar> allPickerList = new List<AvatarPickerAvatar>();
+            
             foreach (IUserDataPlugin plugin in m_plugins)
             {
                 try
                 {
-                    pickerlist = plugin.GeneratePickerResults(queryID, query);
+                    List<AvatarPickerAvatar> pickerList = plugin.GeneratePickerResults(queryID, query);
+                    if (pickerList != null)
+                        allPickerList.AddRange(pickerList);
                 }
                 catch (Exception)
                 {
-                    m_log.Info("[USERSTORAGE]: Unable to generate AgentPickerData via  " + plugin.Name + "(" + query + ")");
-                    return new List<AvatarPickerAvatar>();
+                    m_log.Error(
+                        "[USERSTORAGE]: Unable to generate AgentPickerData via  " + plugin.Name + "(" + query + ")");
                 }
             }
 
-            return pickerlist;
+            return allPickerList;
         }
-
-        /// <summary>
-        /// Updates a user profile from data object
-        /// </summary>
-        /// <param name="data"></param>
-        /// <returns></returns>
+        
         public virtual bool UpdateUserProfile(UserProfileData data)
         {
+            bool result = false;
+            
             foreach (IUserDataPlugin plugin in m_plugins)
             {
                 try
                 {
                     plugin.UpdateUserProfile(data);
-                    return true;
+                    result = true;
                 }
                 catch (Exception e)
                 {
-                    m_log.InfoFormat("[USERSTORAGE]: Unable to set user {0} {1} via {2}: {3}", data.FirstName, data.SurName,
-                                     plugin.Name, e.ToString());
+                    m_log.InfoFormat(
+                        "[USERSTORAGE]: Unable to set user {0} {1} via {2}: {3}", 
+                        data.FirstName, data.SurName, plugin.Name, e.ToString());
                 }
             }
-            return false;
+            
+            return result;
         }
 
         #endregion
@@ -232,9 +234,7 @@ namespace OpenSim.Framework.Communications
                     UserAgentData result = plugin.GetAgentByUUID(uuid);
 
                     if (result != null)
-                    {
                         return result;
-                    }
                 }
                 catch (Exception e)
                 {
@@ -256,7 +256,10 @@ namespace OpenSim.Framework.Communications
             {
                 try
                 {
-                    return plugin.GetAgentByName(name);
+                    UserAgentData result = plugin.GetAgentByName(name);
+                    
+                    if (result != null)
+                        return result;
                 }
                 catch (Exception e)
                 {
@@ -279,7 +282,10 @@ namespace OpenSim.Framework.Communications
             {
                 try
                 {
-                    return plugin.GetAgentByName(fname, lname);
+                    UserAgentData result = plugin.GetAgentByName(fname, lname);
+                    
+                    if (result != null)
+                        return result;
                 }
                 catch (Exception e)
                 {
@@ -304,9 +310,7 @@ namespace OpenSim.Framework.Communications
                     List<FriendListItem> result = plugin.GetUserFriendList(ownerID);
 
                     if (result != null)
-                    {
                         return result;
-                    }
                 }
                 catch (Exception e)
                 {
@@ -326,9 +330,7 @@ namespace OpenSim.Framework.Communications
                     Dictionary<UUID, FriendRegionInfo> result = plugin.GetFriendRegionInfos(uuids);
 
                     if (result != null)
-                    {
                         return result;
-                    }
                 }
                 catch (Exception e)
                 {
-- 
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