global clipboard plus directory sizes in Files

sys/extensions/clipboard.lua

@@ -0,0 +1,33 @@
+_G.clipboard = { internal, data }
+
+function clipboard.getData()
+  return clipboard.data
+end
+
+function clipboard.setData(data)
+  clipboard.data = data
+  if data then
+    clipboard.useInternal(true)
+  end
+end
+
+function clipboard.getText()
+  if clipboard.data then
+    return Util.tostring(clipboard.data)
+  end
+end
+
+function clipboard.isInternal()
+  return clipboard.internal
+end
+
+function clipboard.useInternal(mode)
+  if mode ~= clipboard.mode then
+    clipboard.internal = mode
+    os.queueEvent('clipboard_mode', mode)
+  end
+end
+
+multishell.addHotkey(20, function()
+  clipboard.useInternal(not clipboard.isInternal())
+end)

sys/extensions/vfs.lua

@@ -66,7 +66,23 @@ function nativefs.list(node, dir, full)
   return files
 end
 
-function nativefs.getSize(node, dir)
+function nativefs.getSize(node, dir, recursive)
+  if recursive and fs.native.isDir(dir) then
+    local function sum(dir)
+      local total = 0
+      local files = fs.native.list(dir)
+      for _,f in ipairs(files) do
+        local fullName = fs.combine(dir, f)
+        if fs.native.isDir(fullName) then
+          total = total + sum(fullName)
+        else
+          total = total + fs.native.getSize(fullName)
+        end
+      end
+      return total
+    end
+    return sum(dir)
+  end
   if node.mountPoint == dir and node.nodes then
     return 0
   end