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#!/bin/bash
#
# Copyright (c) 2017
#
# Author: Hadaka, Krytarik
#
# This script parses the output of the wireless info script
# and suggests changes if the country code is either unset or
# does not match the location indicated by the set time zone.
#
#######################################################################
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
read -rd '' tz ccc < <(
if [ -f wireless-info.txt ]; then
cat wireless-info.txt
elif [ -f wireless-info.tar.gz ]; then
tar -xzOf wireless-info.tar.gz
fi | sed -n '/^##### iw reg get #####/,/^##### / {
s/^\(Region:\|country\) \([^ :]\+\).*$/\2/p
}')
ORIGIFS="$IFS"
IFS=$'\t'
zi=($(grep "$tz" /usr/share/zoneinfo/zone.tab))
IFS="$ORIGIFS"
cc="${zi[0]}"
if [ "$ccc" = "00" ]; then
setword="currently \e[1;31munset\e[0m"
cmdprt="yes"
elif [ "$ccc" != "$cc" ]; then
setword="currently set to '\e[1;31m$ccc\e[0m'"
cmdprt="yes"
else
setword="set \e[1;32mcorrectly\e[0m"
fi
printf "\n\e[1;34m%s\e[0m" "$cc"
printf "\t%s" "${zi[@]:1}"
printf "\n\nCountry code is %b.\n\n" "$setword"
if [ "$cmdprt" = "yes" ]; then
printf \
"To set it correctly:\n
sudo iw reg set %s
sudo sed -i '"'s/^\\(REGDOMAIN\\)=.*$/\\1=%s/'"' /etc/default/crda\n
" "$cc" "$cc"
fi
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