Skip empty dir

fix_dir_dates.sh

@@ -1,6 +1,7 @@
 #!/bin/bash
 while read -r dir
 do
+    if [ -n "${dir}" ]; then
         echo "Checking dir '${dir}'..."
         last_file="${dir}/$(ls -ht -- "${dir}/" | grep \.webm\.download_info\.json | head -n1)"
         if [ "${last_file}" == "${dir}/" ]; then
@@ -20,4 +21,5 @@ do
                 touch -r "${last_file}" -- "${dir}"
             fi
         fi
+    fi
 done <<< "$(find . -mindepth 1 -maxdepth 1 -type d)"