remove useless rake task

lib/tasks/desktop.rake

@@ -62,14 +62,27 @@ namespace :desktop do
     temp_file
   end
 
-  task :destroy_build_desktop => :environment do
-  	Desktop.all.destroy_all
-  	u = User.all
-  	u.each do |us|
-        Thread.new { 
-  		us.initialize_desktop.save!
-          puts "Desktop created for " + us.email.to_s
-        }.join
+end
+
+namespace :tiles do
+  task :destroy_build_tiles => :environment do
+    Tile.destroy_all
+    secs = Section.all
+    dws = DesktopWidget.all
+    secs.each do |sec,x|
+      grp = sec.groups.first
+      t = Tile.new(data_category: "app", data_content: "wikibooks", position: 1, shape: "w1 h1", title: "WikiBooks")
+      grp.tiles+=[t]
+      t = Tile.new(data_category: "app", data_content: "envocab", position: 2, shape: "w1 h1", title: "English Vocabulary")
+      grp.tiles+=[t]
+      @i = 3
+      dws.each do |dw|
+        t = Tile.new(data_category: "widget", position: @i,desktop_widget_id: dw.id)
+        @i = @i + 1
+        grp.tiles+=[t]
+      end
+      grp.save!
+      puts "Section " + (x || "NilString") + " done!"
     end
   end