/+ open xlxs files with onlyoffice

dots/lf/lfrc

@@ -53,8 +53,9 @@ map X !$f
 
 # define a custom 'open' command
 # This command is called when current file is not a directory. You may want to
-# use either file extensions and/or mime types here. Below uses an editor for
-# text files and a file opener for the rest.
+# use either file extensions and/or mime types here. Below example uses an
+# editor for text files and a file opener for the rest:
+#
 # cmd open &{{
 #    case $(file --mime-type -Lb $f) in
 #        text/*) lf -remote "send $id \$$EDITOR \$fx";;
@@ -78,6 +79,7 @@ cmd open ${{
                 text/*) nano $fx;;
                 *) for f in $fx; do xdg-open $f > /dev/null 2> /dev/null & done;;
             esac
+        *.[Xx][Ll][Ss][Xx]*) onlyoffice-desktopeditors $fx &;;
     esac
 
 }}