urlhandler: Don't show GUI if only one choice.

urlhandler

@@ -29,7 +29,8 @@ for url in ${@}; do
     for regex cmd in ${(kv)assignments}; do
         if [[ "${url}" -regex-match "${regex}" ]]; then
 
-            if [ "$(basename ${0})" = "urlhandler-gui" ]; then
+            if [ "$(basename ${0})" = "urlhandler-gui" ] &&
+                   [[ $(tr -d -c ';' <<<${cmd} | wc -c) -gt 1 ]]; then
                 # Show a dialogue with commands to choose from
                 choice=$(zenity  --list --column="commands" --hide-header ${(s:;:)cmd})
                 if [ -n "${choice}" ]; then