Assorted bug fixes related to hyperlinking

OpenSim/Data/Null/NullRegionData.cs

@@ -133,12 +133,12 @@ namespace OpenSim.Data.Null
 
         public List<RegionData> GetDefaultRegions(UUID scopeID)
         {
-            return null;
+            return new List<RegionData>();
         }
 
         public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y)
         {
-            return null;
+            return new List<RegionData>();
         }
     }
 }

OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RemoteGridServiceConnector.cs

@@ -188,7 +188,16 @@ namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
             return rinfo;
         }
 
-        // Let's not override GetRegionsByName -- let's get them all from the grid server
+        public override List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber)
+        {
+            List<GridRegion> rinfo = m_LocalGridService.GetRegionsByName(scopeID, name, maxNumber);
+            List<GridRegion> grinfo = base.GetRegionsByName(scopeID, name, maxNumber);
+
+            if (grinfo != null)
+                rinfo.AddRange(grinfo);
+            return rinfo;
+        }
+
         // Let's not override GetRegionRange -- let's get them all from the grid server
 
         #endregion

OpenSim/Services/GridService/GridService.cs

@@ -329,7 +329,7 @@ namespace OpenSim.Services.GridService
                 }
             }
 
-            if (m_AllowHypergridMapSearch && rdatas.Count == 0 && name.Contains("."))
+            if (m_AllowHypergridMapSearch && rdatas == null || (rdatas != null && rdatas.Count == 0) && name.Contains("."))
             {
                 GridRegion r = m_HypergridLinker.LinkRegion(scopeID, name);
                 if (r != null)
@@ -412,6 +412,7 @@ namespace OpenSim.Services.GridService
                     ret.Add(RegionData2RegionInfo(r));
             }
 
+            m_log.DebugFormat("[GRID SERVICE]: Fallback returned {0} regions", ret.Count);
             return ret;
         }
 

OpenSim/Services/GridService/HypergridLinker.cs

@@ -470,6 +470,7 @@ namespace OpenSim.Services.GridService
                     string reason = string.Empty;
                     if (TryLinkRegionToCoords(UUID.Zero, mapName, xloc, yloc, out reason) == null)
                         MainConsole.Instance.Output("Failed to link region: " + reason);
+                    else
                         MainConsole.Instance.Output("Hyperlink established");
                 }
                 else

OpenSim/Services/HypergridService/GatekeeperService.cs

@@ -120,7 +120,7 @@ namespace OpenSim.Services.HypergridService
             reason = string.Empty;
 
             m_log.DebugFormat("[GATEKEEPER SERVICE]: Request to link to {0}", regionName);
-            if (!m_AllowTeleportsToAnyRegion)
+            if (!m_AllowTeleportsToAnyRegion || regionName == string.Empty)
             {
                 List<GridRegion> defs = m_GridService.GetDefaultRegions(m_ScopeID);
                 if (defs != null && defs.Count > 0)
@@ -133,12 +133,7 @@ namespace OpenSim.Services.HypergridService
                 }
                 catch
                 {
-                    reason = "Grid setup problem";
-                    return false;
-                }
-                if (regionName != string.Empty)
-                {
-                    reason = "Direct links to regions not allowed";
+                    reason = "Grid setup problem. Try specifying a particular region here.";
                     return false;
                 }
 

bin/config-include/GridCommon.ini.example

@@ -20,6 +20,7 @@
     ; change this to your grid-wide grid server
     ;
     GridServerURI = "http://mygridserver.com:8003"
+    ;AllowHypergridMapSearch = true
 
 [AvatarService]
     ;