#!/bin/bash
# info: list web domain access log
# options: USER DOMAIN [LINES] [FORMAT]
#
# The function of obtaining raw access web domain logs.


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

# Argument definition
user=$1
domain=$2
ttl=${3-70}
format=${4-shell}

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

# JSON list function
json_list() {
    i=1
    objects=$(echo "$lines" |wc -l)
    echo '['
    for str in $lines; do
        str=$(echo "$str" |sed -e 's/"/\\"/g')
        if [ "$i" -lt "$objects" ]; then
            echo -e  "\t\"$str\","
        else
            echo -e  "\t\"$str\""
        fi
        (( ++i))
    done
    echo "]"
}

# SHELL list function
shell_list() {
    echo "$lines"
}

# PLAIN list function
plain_list() {
    echo "$lines"
}

# CSV list function
csv_list() {
    echo "LOG"
    echo "$lines"
}


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

check_args '2' "$#" 'USER DOMAIN [LINES] [FORMAT]'
is_format_valid 'user' 'domain' 'ttl'
is_object_valid 'user' 'USER' "$user"
is_object_valid 'web' 'DOMAIN' "$domain"


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

# Check number of output lines
if [ "$ttl" -gt '3000' ]; then
    read_cmd="cat"
else
    read_cmd="tail -n $ttl"
fi

lines=$($read_cmd /var/log/$WEB_SYSTEM/domains/$domain.log)
IFS=$'\n'

# Listing data
case $format in
    json)   json_list ;;
    plain)  plain_list ;;
    csv)    csv_list ;;
    shell)  shell_list ;;
esac


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

exit