#!/bin/bash
# info: update backup exclusion list
# options: USER FILE
#
# The function for updating backup exclusion list


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

# Argument defenition
user=$1
vfile=$2

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

is_file_available() {
    if [ ! -e "$vfile" ]; then
        echo "Error: file $vfile doesn't exist"
        log_event "$E_NOTEXIST" "$EVENT"
        exit $E_NOTEXIST
    fi
}

is_file_valid() {
    exclude="[!$#&;()\]"
    vcontent=$(cat $vfile)
    if [[ "$vcontent" =~ $exclude ]]; then
        echo "Error: invalid characters in the exlusion list"
        log_event "$E_INVALID" "$EVENT"
        exit $E_INVALID
    fi
}


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

check_args '2' "$#" 'USER FILE'
validate_format 'user' 'vfile'
is_object_valid 'user' 'USER' "$user"
is_file_available
is_file_valid


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

# Flush variables
WEB=''
DNS=''
MAIL=''
DB=''
CRON=''
USER=''

# Source exclusion list
source $vfile

# Updating exlusion list
echo "WEB='$WEB'" > $USER_DATA/backup-excludes.conf
echo "DNS='$DNS'" >> $USER_DATA/backup-excludes.conf
echo "MAIL='$MAIL'" >> $USER_DATA/backup-excludes.conf
echo "DB='$DB'" >> $USER_DATA/backup-excludes.conf
echo "CRON='$CRON'" >> $USER_DATA/backup-excludes.conf
echo "USER='$USER'" >> $USER_DATA/backup-excludes.conf
chmod 660 $USER_DATA/backup-excludes.conf


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

# Logging
log_history "updated exlusion list"
log_event "$OK" "$EVENT"

exit