#!/bin/bash
# info: list of installed php versions that have Apache template.
# options: [FORMAT]
#
# The function obtains the list of installed PHP versions that have Apache template.


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

# Argument definition
format=${1-shell}

# Includes
source $VESTA/func/main.sh

# JSON list function
json_list() {
    counter=$(echo "$phpversions" | wc -l)
    i=1
    echo '['
    for phpversion in $phpversions; do
        if [ "$i" -lt "$counter" ]; then
            echo -e  "\t\"$phpversion\","
        else
            echo -e  "\t\"$phpversion\""
        fi
        (( ++i))
    done
    echo "]"
}

# shell list function
shell_list() {
    for phpversion in $phpversions; do
        echo "$phpversion"
    done
}

# PLAIN list function
plain_list() {
    for phpversion in $phpversions; do
        echo "$phpversion"
    done
}

# CSV list function
csv_list() {
    for phpversion in $phpversions; do
        echo "$phpversion"
    done
}

echo_phpversions_list() {
    for element in "${phpversions_list[@]}"; do
        echo "$element"
    done
}

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

# Obtaining the list of installed PHP-FPM versions
fpmphpversions=$(/usr/local/vesta/bin/v-list-php)

for phpversion in $fpmphpversions; do
    phpversiontpl=${phpversion//./}
    tpl="/usr/local/vesta/data/templates/web/apache2/PHP-FPM-$phpversiontpl.tpl"
    if [ -f "$tpl" ]; then
        phpversions_list+=("$phpversion")
    fi
done

phpversions=$(echo_phpversions_list)

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


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

exit