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#!/bin/sh
EXPECTED_SIGNATURE="$(wget -q -O - https://composer.github.io/installer.sig)"
php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
ACTUAL_SIGNATURE="$(php -r "echo hash_file('sha384', 'composer-setup.php');")"
if [ "$EXPECTED_SIGNATURE" != "$ACTUAL_SIGNATURE" ]
then
>&2 echo 'ERROR: Invalid installer signature'
rm composer-setup.php
exit 1
fi
php composer-setup.php --quiet
RESULT=$?
rm composer-setup.php
exit $RESULT
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