#! /bin/sh
set -e

. /usr/share/debconf/confmodule

# We need to duplicate this code because localechooser has the right to
# assume that its later scripts are only run once, but oem-config doesn't
# have that luxury.

db_get debian-installer/locale
LOCALE="$RET"

db_get debian-installer/language
LANGLIST="$RET"

db_get localechooser/supported-locales
EXTRAS="$(echo "$RET" | sed 's/,//g')"

if [ -e /etc/environment ]; then
	sed -i "s,^LANG=.*,LANG=\"$LOCALE\"," /etc/environment
fi
if grep -qs "^LANG=" /etc/default/locale; then
	sed -i "s,^LANG=.*,LANG=\"$LOCALE\"," /etc/default/locale
else
	echo "LANG=\"$LOCALE\"" >> /etc/default/locale
fi
# We set LANGUAGE only if the languagelist is a list of
# languages with alternatives. Otherwise, setting it is useless
if echo "$LANGLIST" | grep -q ":"; then
	# Adjust /etc/environment if LANGUAGE is already set, but otherwise
	# leave it alone.
	if grep -q "^LANGUAGE=" /etc/environment; then
		sed -i "s,^LANGUAGE=.*,LANGUAGE=\"$LANGLIST\"," /etc/environment
	fi
	if grep -q "^LANGUAGE=" /etc/default/locale; then
		sed -i "s,^LANGUAGE=.*,LANGUAGE=\"$LANGLIST\"," /etc/default/locale
	else
		echo "LANGUAGE=\"$LANGLIST\"" >> /etc/default/locale
	fi
else
	if [ -e /etc/environment ]; then
		sed -i "/^LANGUAGE=/d" /etc/environment
	fi
	if [ -e /etc/default/locale ]; then
		sed -i "/^LANGUAGE=/d" /etc/default/locale
	fi
fi

if [ -e /etc/default/gdm ]; then
	sed -i "s,^#*LANG=.*,LANG=$LOCALE,g" /etc/default/gdm
fi

LANGCODE="${LOCALE%%_*}"
LANGCODE="${LANGCODE%%.*}"
LANGCODE="${LANGCODE%%@*}"
/usr/share/locales/install-language-pack "$LANGCODE" '' || true

# TODO: kbd/cyr handling?