From d44b7d9637be7e95c7ad993edf1dfd4e4deb7e76 Mon Sep 17 00:00:00 2001
From: Diva Canto
Date: Fri, 6 Aug 2010 17:43:09 -0700
Subject: Added Check4096 config var under [GridService], at the request of
 many. Changed the iteration that Marck had on the Hyperlinker. ATTENTION!
 CONFIGURATION CHANGE AFFECTING Robust.HG.ini.example and
 StandaloneCommon.ini.example.

---
 OpenSim/Services/GridService/HypergridLinker.cs | 23 ++++++++++++++++-------
 bin/Robust.HG.ini.example                       |  2 ++
 bin/config-include/StandaloneCommon.ini.example |  3 +++
 3 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/OpenSim/Services/GridService/HypergridLinker.cs b/OpenSim/Services/GridService/HypergridLinker.cs
index 017df41..b190f93 100644
--- a/OpenSim/Services/GridService/HypergridLinker.cs
+++ b/OpenSim/Services/GridService/HypergridLinker.cs
@@ -27,7 +27,6 @@
 
 using System;
 using System.Collections.Generic;
-using System.Linq;
 using System.Net;
 using System.Reflection;
 using System.Xml;
@@ -63,6 +62,7 @@ namespace OpenSim.Services.GridService
         protected GatekeeperServiceConnector m_GatekeeperConnector;
 
         protected UUID m_ScopeID = UUID.Zero;
+        protected bool m_Check4096 = true;
 
         // Hyperlink regions are hyperlinks on the map
         public readonly Dictionary<UUID, GridRegion> m_HyperlinkRegions = new Dictionary<UUID, GridRegion>();
@@ -117,6 +117,8 @@ namespace OpenSim.Services.GridService
                 if (scope != string.Empty)
                     UUID.TryParse(scope, out m_ScopeID);
 
+                m_Check4096 = gridConfig.GetBoolean("Check4096", true);
+
                 m_GatekeeperConnector = new GatekeeperServiceConnector(m_AssetService);
 
                 m_log.DebugFormat("[HYPERGRID LINKER]: Loaded all services...");
@@ -278,7 +280,7 @@ namespace OpenSim.Services.GridService
             }
 
             uint x, y;
-            if (!Check4096(handle, out x, out y))
+            if (m_Check4096 && !Check4096(handle, out x, out y))
             {
                 RemoveHyperlinkRegion(regInfo.RegionID);
                 reason = "Region is too far (" + x + ", " + y + ")";
@@ -363,11 +365,18 @@ namespace OpenSim.Services.GridService
             {
                 // Check for regions which are not linked regions
                 List<GridRegion> hyperlinks = m_GridService.GetHyperlinks(m_ScopeID);
-                IEnumerable<GridRegion> availableRegions = regions.Except(hyperlinks);
-                if (availableRegions.Count() == 0)
-            {
-                return false;
-            }
+                // would like to use .Except, but doesn't seem to exist
+                //IEnumerable<GridRegion> availableRegions = regions.Except(hyperlinks);
+                List<GridRegion> availableRegions = regions.FindAll(delegate(GridRegion region) 
+                {
+                    // Ewww! n^2
+                    if (hyperlinks.Find(delegate(GridRegion r) { return r.RegionID == region.RegionID; }) == null) // not hyperlink. good.
+                        return true;
+
+                    return false;
+                });
+                if (availableRegions.Count == 0)
+                    return false;
             }
 
             return true;
diff --git a/bin/Robust.HG.ini.example b/bin/Robust.HG.ini.example
index ebabe8d..4b9334e 100644
--- a/bin/Robust.HG.ini.example
+++ b/bin/Robust.HG.ini.example
@@ -54,6 +54,8 @@ ServiceConnectors = "8003/OpenSim.Server.Handlers.dll:AssetServiceConnector,8003
     LocalServiceModule = "OpenSim.Services.GridService.dll:GridService"
     Realm = "regions"
     ; AllowDuplicateNames = "True"
+    ; Check4096 = "False"
+    
     ;; Next, we can specify properties of regions, including default and fallback regions
     ;; The syntax is: Region_<RegionName> = "<flags>"
     ;; or:            Region_<RegionID> = "<flags>"
diff --git a/bin/config-include/StandaloneCommon.ini.example b/bin/config-include/StandaloneCommon.ini.example
index 6299485..51b5df9 100644
--- a/bin/config-include/StandaloneCommon.ini.example
+++ b/bin/config-include/StandaloneCommon.ini.example
@@ -48,6 +48,9 @@
     ;;--- For MySql region storage (alternative)
  	  ;StorageProvider = "OpenSim.Data.MySQL.dll:MySqlRegionData"
 
+	; If HG, do you want this check on the distance to be performed?
+    ; Check4096 = "False"
+
     ;; Next, we can specify properties of regions, including default and fallback regions
     ;; The syntax is: Region_<RegioName> = "<flags>"
     ;; where <flags> can be DefaultRegion, FallbackRegion, NoDirectLogin, Persistent, LockedOut
-- 
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