my-env/install/composer

#!/bin/bash
##makedesc: Install composer (latest)
source `dirname $0`/../helpers || exit 255

# https://getcomposer.org/doc/faqs/how-to-install-composer-programmatically.md

title

require php

if installed "composer"; then
    warn "WARNING: Removing current composer to install its actual version"
    sudo apt remove -y --autoremove composer
    sudo rm -f \
        "$HOME/.local/bin/composer" \
        /bin/composer \
        /usr/bin/composer \
        /usr/local/bin/composer \
        /usr/src/composer \
        "$HOME/.local/bin/composer"
fi

mkdir -p "$HOME/install" "$HOME/.local/bin"
download "https://getcomposer.org/installer" "$HOME/install/composer-setup.php" && \
    php "$HOME/install/composer-setup.php" --install-dir="$HOME/.local/bin/composer"

[ $? = 0 ] && {
    COMPOSER_GLOBAL_HOME="$($HOME/.local/bin/composer config -g home)"
    NEWPATH="export PATH=\"$COMPOSER_GLOBAL_HOME/vendor/bin:\${PATH}\""
    cat "$HOME/.profile" | grep -qoh "$NEWPATH" || {
        $NEWPATH
        echo "$NEWPATH" >> "$HOME/.profile"
    }

    echo
    success "composer installed!"
    composer --version
    echo
}

source "$HOME/.profile"