Using PHPBrew to switch php version for apache

phpbrewswitch

#!/usr/bin/env bash
# Usage: bash phpbrewswitch

i=1
c=1
options=()
while [ $c -gt 0 ]
do
    v=$(phpbrew list | sed -n "${i}p")
    if [ -z "$v" ]; then
        c=0
    elif [ -n "$v" ]; then
        options+=("$v")
    fi
    i=$[$i+1]
done

count=0

echo ''
echo 'Available versions:'
for i in "${options[@]}"
do
    echo "$[$count+1] $i"
    count=$[$count+1]
done

echo ''

while true; do

    echo 'Which version should be enabled?'
    echo 'Just type a number then press enter.'
    read selected

    if (( $selected > $count )); then
        echo "${selected} isn't on the list!"
        echo "please type before php version number"
        echo ''
    else
        break
    fi;
done

chosen="${options[$selected - 1]}"
chosen="$(echo -e "${chosen}" | tr -d '[:space:]')"
chosen="$(echo -e "${chosen}" | sed 's/\*//g')"
chosen="$(echo -e "${chosen}" | sed 's/php-//g')"

echo -e "\nphp-${chosen} to be enabled."
echo 'Need sudo permission for a2dismod/a2enmod/systemctl'

SOFILE=/usr/lib/apache2/modules/libphp${chosen}.so
CONFFILE5=/etc/apache2/mods-available/php5.load
CONFFILE7=/etc/apache2/mods-available/php7.load

source ~/.phpbrew/bashrc

if [ -f $SOFILE ]; then
    phpbrew switch php-${chosen}
    phpbrew list
else
    echo "${SOFILE} isn't a file"
fi;

if [[ $chosen =~ ^5 ]]; then
    FILECONTENTS="LoadModule php5_module $SOFILE"
    CONFFILE=$CONFFILE5
    sudo a2dismod php7 -q
    sudo a2enmod php5 -q
elif [[ $chosen =~ ^7 ]]; then
    FILECONTENTS="LoadModule php7_module $SOFILE"
    CONFFILE=$CONFFILE7
    sudo a2dismod php5 -q
    sudo a2enmod php7 -q
else
    echo 'This script only works on php 5 and 7';
    exit
fi;

echo $FILECONTENTS > $CONFFILE
echo "AddType application/x-httpd-php .php" >> $CONFFILE
echo "Updated $CONFFILE"

sudo systemctl restart apache2
if [[ $? -eq 0 ]]; then
    echo 'Restart apache2 success!'
else
    echo 'Restart apache2 failure!'
fi;