* Disable Nepomuk/Strigi by default because they cause problems

(e.g. segfaults whn loggin in to the NixOS graphical ISO) and don't
  really work very well (e.g. fail to find files).  They can be
  re-enabled in the KDE System Settings.

svn path=/nixos/trunk/; revision=30155

modules/services/x11/desktop-managers/kde4.nix

@@ -10,6 +10,24 @@ let
 
   isKDE47 = pkgs.kde4 ? kde_wallpapers;
 
+  # Disable Nepomuk and Strigi by default.  As of KDE 4.7, they don't
+  # really work very well (e.g. searching files often fails to find
+  # files), segfault sometimes and consume significant resources.
+  # They can be re-enabled in the KDE System Settings under "Desktop
+  # Search".
+  nepomukConfig = pkgs.writeTextFile
+    { name = "nepomuk-config";
+      destination = "/share/config/nepomukserverrc";
+      text = 
+        ''
+          [Basic Settings]
+          Start Nepomuk=false
+
+          [Service-nepomukstrigiservice]
+          autostart=false
+        '';
+    };
+
 in
 
 {
@@ -138,7 +156,9 @@ in
           pkgs.shared_desktop_ontologies # used by nepomuk
           pkgs.strigi # used by nepomuk
         ]
-      ) ++ config.environment.kdePackages;
+      )
+      ++ [ nepmukConfig ]
+      ++ config.environment.kdePackages;
 
     environment.pathsToLink = [ "/share" ];