Description: Add $MAILER support to xdg-email.
Bug-Debian: http://bugs.debian.org/574131
Author: Per Olofsson <pelle@debian.org>

--- a/scripts/xdg-email
+++ b/scripts/xdg-email
@@ -356,7 +356,8 @@ fi
 
 detectDE()
 {
-    if [ x"$KDE_FULL_SESSION" = x"true" ]; then DE=kde;
+    if [ x"$MAILER" != x"" ]; then DE=envvar;
+    elif [ x"$KDE_FULL_SESSION" = x"true" ]; then DE=kde;
     elif [ x"$GNOME_DESKTOP_SESSION_ID" != x"" ]; then DE=gnome;
     elif `dbus-send --print-reply --dest=org.freedesktop.DBus /org/freedesktop/DBus org.freedesktop.DBus.GetNameOwner string:org.gnome.SessionManager > /dev/null 2>&1` ; then DE=gnome;
     elif xprop -root _DT_SAVE_MODE 2> /dev/null | grep ' = \"xfce4\"$' >/dev/null 2>&1; then DE=xfce;
@@ -509,6 +510,23 @@ open_xfce()
     fi
 }
 
+open_envvar()
+{
+    local OLDIFS="$IFS"
+    IFS=:
+    for i in $MAILER; do
+	IFS="$OLDIFS"
+
+	eval "$i" '"$1"'
+
+	if [ $? -eq 0 ]; then
+	    exit_success
+	fi
+    done
+
+    exit_failure_operation_failed
+}
+
 open_generic()
 {
     IFS=":"
@@ -704,6 +722,10 @@ if [ x"$BROWSER" = x"" ]; then
 fi
 
 case "$DE" in
+    envvar)
+    open_envvar "${mailto}"
+    ;;
+
     kde)
     open_kde "${mailto}"
     ;;