vesta/bin/v_list_dns_template

#!/bin/bash
# info: listing dns template

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

# Argument defenition
template=$1
format=${2-shell}

# Importing variables
source $VESTA/conf/vars.conf
source $V_FUNC/shared.func
source $V_FUNC/domain.func


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

# Checking args
check_args '1' "$#" 'template [format]'

# Checking argument format
format_validation 'template'

# Checking template
is_template_valid 'dns'

# Json func
json_list_dns() {
    # Print top bracket
    echo '{'

    # Count fields
    fileds_count=$(echo $fields| wc -w )

    # Reading file line by line
    while read line; do
        # New delimeter
        IFS=$'\n'

        # Assing key=value pair
        eval $line

        # Closing bracket if there already was output
        if [ -n "$data" ]; then
            echo -e '        },'
        fi
        i=1
        IFS=' '
        for field in $fields; do
            eval value=\"$field\"
            value=$(echo "$value" | sed -e 's/"/\\"/g' -e "s/%quote%/'/g")

            if [ $i -eq 1 ]; then
                # Printing parrent
                (( ++i))
                echo -e "\t\"$value\": {"
            else
                # Printing child
                if [ $i -lt $fileds_count ]; then
                    (( ++i))
                    echo -e "\t\t\"${field//$/}\": \"${value//,/, }\","
                else
                    echo -e "\t\t\"${field//$/}\": \"${value//,/, }\""
                    data=1
                fi
            fi
        done
    done < $conf

    # Closing bracket if there was output
    if [ -n "$data" ]; then
        echo -e '        }'
    fi

    # Printing bottom bracket
    echo -e '}'
}

# Shell function
shell_list_dns() {

    if [ -z "$nohead" ] ; then
        # Print brief info
        echo "${fields//$/}"
        for a in $fields; do
            echo -e "------ \c"
        done
        echo
    fi

    # Reading file line by line
    while read line ; do
        # Assing key=value pair
        eval $line

        # Print result
        eval echo "$fields" | sed -e "s/%quote%/'/g"
    done < $conf
}


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

# Defining config
conf=$V_DNSTPL/$template.tpl

# Defining fileds to select
fields='$RECORD $TYPE $VALUE'

# Listing domains
case $format in 
    json)   json_list_dns ;;
    plain)  nohead=1; shell_list_dns ;;
    shell)  shell_list_dns | column -t ;;
    *)      check_args '1' '0' 'template [format]';;
esac


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

exit