scandir() listet kein "." und ".." mehr (Fixt #3?)

miku/plugins/random_pic.lua

@@ -60,4 +60,4 @@ function rpic:action(msg, config)
   end
 end
 
-return rpic
+return rpic

miku/utilities.lua

@@ -578,8 +578,10 @@ utilities.char = {
 function scandir(directory)
   local i, t, popen = 0, {}, io.popen
   for filename in popen('ls -a "'..directory..'"'):lines() do
-    i = i + 1
-    t[i] = filename
+    if filename ~= "." and filename ~= ".." then
+      i = i + 1
+      t[i] = filename
+    end
   end
   return t
 end
@@ -1033,4 +1035,4 @@ function utilities.fix_utf8(str)
 end
 
 
-return utilities
+return utilities