Install Composer on CWP (Centos 7)

install-composer.sh

#!/bin/bash
# Install Composer on Centos, Ubuntu, Debian
# Author Yusuf Ayuba

user_allow="root"

if [ "$(whoami)" != $user_allow ]; then
        echo "==================================================================="
        echo " Installasi gagal. Install composer harus menggunakan user: "$user_allow" ="
        echo "==================================================================="
        exit 1
fi

if [ -e /usr/local/bin/composer ]; then
        echo "================================================================="
        echo "=    Installasi gagal, server Anda telah terinstall composer    ="
        echo "= Jika ingin mengupdate, jalankan perintah composer self-update ="
        echo "================================================================="
        composer -V
        echo ""
        exit 1
fi

cd /tmp
clear

echo "================================"
echo "=       Download Composer      ="
echo "================================"
curl -sS https://getcomposer.org/installer | php

echo "==========================================="
echo "=    Make Composer globally accessible    ="
echo "==========================================="
cp composer.phar /usr/local/bin/composer
sleep 5s

if [ -e /usr/local/bin/composer ]; then
        clear
        echo "=============================================="
        echo "=        Composer berhasil diinstall         ="
        echo "= Gunakan perintah composer -h untuk bantuan ="
        echo "=============================================="
        composer -V
        echo ""
        exit 1
fi