dwb: scheme handler (mailto and ftp)

.config/dwb/settings

@@ -140,7 +140,7 @@ scroll-step=0.00
 close-last-tab-policy=clear
 foreground-color=#ffffff
 message-delay=2
-scheme-handler=
+scheme-handler=dwb-scheme
 default-font-size=12
 enable-offline-web-application-cache=true
 hints-key-lock=250

.scripts/dwb-scheme

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+## TODO: 'urxvt -e' does not seem to work with ftp clients.
+TERMCMD=xterm
+
+[ -z "$(command -v xclip)" ] && exit
+[ -z "$(command -v xdg-open)" ] && exit
+[ -z "$(command -v $TERMCMD)" ] && exit
+
+case ${DWB_SCHEME} in
+    mailto) echo "${DWB_URI}" | sed -e 's/mailto://' -e 's/?/ /' | xclip -i ;;
+    ftp) $TERMCMD -e "lftp ${DWB_URI}";;
+    *) xdg-open "${DWB_URI}"
+esac