#!/bin/bash
# info: change system timezone
# options: TIMEZONE
#
# The function for changing system timezone.


#----------------------------------------------------------#
#                    Variable&Function                     #
#----------------------------------------------------------#

# Argument definition
timezone=$1

# Includes
source $VESTA/func/main.sh
source $VESTA/conf/vesta.conf

is_timezone_valid() {
    if [ ! -e "/usr/share/zoneinfo/$timezone" ]; then
        echo "Error: tz file $timezone doesn't exist"
        log_event $E_NOTEXIST "$ARGUMENTS"
        exit $E_NOTEXIST
    fi
}


#----------------------------------------------------------#
#                    Verifications                         #
#----------------------------------------------------------#

check_args '1' "$#" 'TIMEZONE'
is_timezone_valid


#----------------------------------------------------------#
#                       Action                             #
#----------------------------------------------------------#

# Changing system timezone
which timedatectls >/dev/null 2>&1
if [ "$?" -eq 0 ]; then
    timedatectl set-timezone $timezone
else
    if [ -e "/etc/sysconfig/clock" ]; then
        sed -i "s/ZONE.*//" /etc/sysconfig/clock
        echo "ZONE=\"$timezone\"" >> /etc/sysconfig/clock
    fi
    if [ -e "/etc/timezone" ]; then
        echo "$timezone" > /etc/timezone
    fi
    rm -f /etc/localtime
    ln -sf /usr/share/zoneinfo/$timezone /etc/localtime
fi

# Chaning php timezone
if [ ! -z "$WEB_SYSTEM" ]; then
    for conf in $(find /etc/php* -name php.ini); do
        sed -i "s|;date.timezone =|date.timezone =|" $conf
        sed -i "s|date.timezone =.*|date.timezone = $timezone|" $conf
    done
fi


#----------------------------------------------------------#
#                       Vesta                              #
#----------------------------------------------------------#

# Logging
log_event "$OK" "$ARGUMENTS"

exit