#!/bin/bash
# info: update domain bandwidth usage
# options: USER DOMAIN
#
# The function recalculates bandwidth usage for speciefic domain.


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

# Argument defenition
user=$1
domain=$(idn -t --quiet -u "$2" )
domain_idn=$(idn -t --quiet -a "$domain")

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


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

check_args '2' "$#" 'USER DOMAIN'
validate_format 'user' 'domain'
is_system_enabled "$WEB_SYSTEM" 'WEB_SYSTEM'
is_object_valid 'user' 'USER' "$user"
is_object_unsuspended 'user' 'USER' "$user"
is_object_valid 'web' 'DOMAIN' "$domain"
is_object_unsuspended 'web' 'DOMAIN' "$domain"


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

# Defining log file
log_file="/var/log/$WEB_SYSTEM/domains/$domain.bytes"

# Defining bytes
bytes=0

# Parsing log
while read line; do
    if  [[ "$line" =~ ^[0-9]+$ ]]; then
        line=${line#0}
        if [ ! -z "$line" ]; then
            bytes=$(($bytes + $line))
        fi
    fi
done < $log_file

# Converting to Mb
mb=$(echo "$bytes / 1024 / 1024"|bc)

# Nulling log
echo > $log_file


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

# Reset counter on the start of the month
if [ "$(date +%d)" = '01' ]; then
    update_object_value 'web' 'DOMAIN' "$domain" '$U_BANDWIDTH' '0'
fi

# Parsing old value
get_domain_values 'web'

# Defining new value
bandwidth=$((U_BANDWIDTH + mb))

# Updating bandwidth value in config
update_object_value 'web' 'DOMAIN' "$domain" '$U_BANDWIDTH' "$bandwidth"

# Logging
log_event "$OK" "$EVENT"

exit
