#!/usr/bin/sh

# Copyright (c) 2006 SUSE LINUX Products GmbH, Nuernberg, Germany.

# Copyright (c) 2009 Fedora Project

# Copyright (c) 2014-2015 Red Hat

# This file and all modifications and additions to the pristine

# package are under the same license as the package itself.

#

# Please submit bugfixes or comments via http://bugzilla.redhat.com/

#

# Anna Bernathova <anicka@novell.com> 2006

# Pavel Nemec <pnemec@novell.com> 2006

# Rex Dieter <rdieter@fedoraproject.org> 2009

# Pavol Rusnak <prusnak@novell.com> 2009

# Boris Ranto <branto@redhat.com> 2014

#

# use proper binary (pinentry-qt, pinentry-gnome, pinentry-gtk-2 or pinentry-curses)

kde_running=

arg=

display=

# look for a --display option

for opt in "$@"; do

    if [ "$opt" = "--display" ]; then

        arg=1

    elif [ -n "$arg" ]; then

        display="$opt"

    else

        arg=

    fi

done

# export DISPLAY if pinentry is meant to be run on a different display

# check the KDE_FULL_SESSION variable otherwise

if [ -n "$display" ] && [ "$DISPLAY" != "$display" ]; then

    export DISPLAY="$display"

elif [ -n "$KDE_FULL_SESSION" ]; then

    kde_running=1

fi

# Check for presence of xprop binary

type xprop >/dev/null 2>/dev/null

XPROP=$?

if [ -n "$DISPLAY" ] && [ $XPROP -eq 0 ]; then

    xprop -root | grep "^KDE_FULL_SESSION" >/dev/null 2>/dev/null

    if test $? -eq 0; then

        kde_running=1

    fi

fi

# if a user supplied a pinentry binary, use it

if [ -n "$PINENTRY_BINARY" ];

then

	export PINENTRY_BINARY="$PINENTRY_BINARY"

# if KDE is detected and pinentry-qt exists, use pinentry-qt

elif [ -n "$kde_running" ] && [ -x /usr/bin/pinentry-qt ]

then

	export PINENTRY_BINARY="/usr/bin/pinentry-qt"

# otherwise test if pinentry-gnome3 is installed

elif [ -n "$DISPLAY" ] && [ -x /usr/bin/pinentry-gnome3 ]

then

	export PINENTRY_BINARY="/usr/bin/pinentry-gnome3"

# otherwise test if pinentry-gtk-2 is installed

elif [ -n "$DISPLAY" ] && [ -x /usr/bin/pinentry-gtk-2 ]

then

	export PINENTRY_BINARY="/usr/bin/pinentry-gtk-2"

# otherwise test if pinentry-qt exists although KDE is not detected

elif [ -n "$DISPLAY" ] && [ -x /usr/bin/pinentry-qt ]

then

	export PINENTRY_BINARY="/usr/bin/pinentry-qt"

# use pinentry-tty if installed

elif [ -x /usr/bin/pinentry-tty ]

then

	export PINENTRY_BINARY="/usr/bin/pinentry-tty"

# pinentry-curses is installed by default

else

	export PINENTRY_BINARY="/usr/bin/pinentry-curses"

fi

exec $PINENTRY_BINARY "$@"