1 files changed, 43 insertions, 55 deletions

diff --git a/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs b/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs
index e3a9a22..45eda57 100644
--- a/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs
+++ b/OpenSim/Capabilities/Handlers/FetchInventory/FetchInvDescHandler.cs
@@ -30,6 +30,7 @@ using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 using System.Reflection;
+using System.Text;
 using log4net;
 using Nini.Config;
 using OpenMetaverse;
@@ -93,8 +94,8 @@ namespace OpenSim.Capabilities.Handlers
     
             ArrayList foldersrequested = (ArrayList)hash["folders"];
     
-            string response = "";
-            string bad_folders_response = "";
+            StringBuilder tmpresponse = new StringBuilder(1024);
+            StringBuilder tmpbadfolders = new StringBuilder(1024);
 
             List<LLSDFetchInventoryDescendents> folders = new List<LLSDFetchInventoryDescendents>();
             for (int i = 0; i < foldersrequested.Count; i++)
@@ -142,43 +143,38 @@ namespace OpenSim.Capabilities.Handlers
                     inventoryitemstr = inventoryitemstr.Replace("<llsd><map><key>folders</key><array>", "");
                     inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", "");
 
-                    response += inventoryitemstr;
+                    tmpresponse.Append(inventoryitemstr);
                 }
 
                 //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Bad folders {0}", string.Join(", ", bad_folders));
                 foreach (UUID bad in bad_folders)
-                    bad_folders_response += "<uuid>" + bad + "</uuid>";
+                {
+                    tmpbadfolders.Append("<map><key>folder_id</key><uuid>");
+                    tmpbadfolders.Append(bad.ToString());
+                    tmpbadfolders.Append("</uuid><key>error</key><string>Unknown</string></map>");
+                }
             }
 
-            if (response.Length == 0)
+            StringBuilder lastresponse = new StringBuilder(1024);
+            lastresponse.Append("<llsd>");
+            if(tmpresponse.Length > 0)
             {
-                /* Viewers expect a bad_folders array when not available */
-                if (bad_folders_response.Length != 0)
-                {
-                    response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
-                }
-                else
-                {
-                    response = "<llsd><map><key>folders</key><array /></map></llsd>";
-                }
+                lastresponse.Append("<map><key>folders</key><array>");
+                lastresponse.Append(tmpresponse.ToString());
+                lastresponse.Append("</array></map>");
             }
             else
+                lastresponse.Append("<map><key>folders</key><array /></map>");
+
+            if(tmpbadfolders.Length > 0)
             {
-                if (bad_folders_response.Length != 0)
-                {
-                    response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
-                }
-                else
-                {
-                    response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>";
-                }
+                lastresponse.Append("<map><key>bad_folders</key><array>");
+                lastresponse.Append(tmpbadfolders.ToString());
+                lastresponse.Append("</array></map>");
             }
+            lastresponse.Append("</llsd>");
 
-            //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request for {0} folders. Item count {1}", folders.Count, item_count);
-            //m_log.Debug("[WEB FETCH INV DESC HANDLER] " + response);
-
-            return response;
-
+            return lastresponse.ToString();
         }
 
         /// <summary>
@@ -285,8 +281,8 @@ namespace OpenSim.Capabilities.Handlers
         {
             //m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Received request for {0} folders", foldersrequested.Count);
 
-            string response = "";
-            string bad_folders_response = "";
+            StringBuilder tmpresponse = new StringBuilder(1024);
+            StringBuilder tmpbadfolders = new StringBuilder(1024);
 
             for (int i = 0; i < foldersrequested.Count; i++)
             {
@@ -308,7 +304,9 @@ namespace OpenSim.Capabilities.Handlers
 
                 if (null == reply)
                 {
-                    bad_folders_response += "<uuid>" + llsdRequest.folder_id.ToString() + "</uuid>";
+                    tmpbadfolders.Append("<map><key>folder_id</key><uuid>");
+                    tmpbadfolders.Append(llsdRequest.folder_id.ToString());
+                    tmpbadfolders.Append("</uuid><key>error</key><string>Unknown</string></map>");
                 }
                 else
                 {
@@ -317,39 +315,29 @@ namespace OpenSim.Capabilities.Handlers
                     inventoryitemstr = inventoryitemstr.Replace("</array></map></llsd>", "");
                 }
 
-                response += inventoryitemstr;
+                tmpresponse.Append(inventoryitemstr);
             }
 
-            if (response.Length == 0)
+            StringBuilder lastresponse = new StringBuilder(1024);
+            lastresponse.Append("<llsd>");
+            if(tmpresponse.Length > 0)
             {
-                /* Viewers expect a bad_folders array when not available */
-                if (bad_folders_response.Length != 0)
-                {
-                    response = "<llsd><map><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
-                }
-                else
-                {
-                    response = "<llsd><map><key>folders</key><array /></map></llsd>";
-                }
+                lastresponse.Append("<map><key>folders</key><array>");
+                lastresponse.Append(tmpresponse.ToString());
+                lastresponse.Append("</array></map>");
             }
             else
+                lastresponse.Append("<map><key>folders</key><array /></map>");
+
+            if(tmpbadfolders.Length > 0)
             {
-                if (bad_folders_response.Length != 0)
-                {
-                    response = "<llsd><map><key>folders</key><array>" + response + "</array><key>bad_folders</key><array>" + bad_folders_response + "</array></map></llsd>";
-                }
-                else
-                {
-                    response = "<llsd><map><key>folders</key><array>" + response + "</array></map></llsd>";
-                }
+                lastresponse.Append("<map><key>bad_folders</key><array>");
+                lastresponse.Append(tmpbadfolders.ToString());
+                lastresponse.Append("</array></map>");
             }
+            lastresponse.Append("</llsd>");
 
-            //                m_log.DebugFormat("[WEB FETCH INV DESC HANDLER]: Replying to CAPS fetch inventory request");
-            //m_log.Debug("[WEB FETCH INV DESC HANDLER] "+response);
-
-            return response;
-
-            //            }
+            return lastresponse.ToString();
         }
 
         /// <summary>