publish_release.php

<?php

if (count($argv) < 2) {
    exit("usage: publish_release.php [tag]\n");
}

// strip alphabetic characters
$tag = $argv[1];
$version = $tag;
if ('v' == $argv[1][0]) {
    // remove initial V for version
    $version = substr($version, 1);
}
$releaseName = sprintf('google-api-php-client-%s', $version);
$tmpDir = tempnam(sys_get_temp_dir(), 'publish_release-'.$tag);
unlink($tmpDir);
@mkdir($tmpDir);
chdir($tmpDir);
echo "Release files will be added to $tmpDir\n";
run_command(sprintf(
    'curl -L -o %s/%s.zip https://github.com/google/google-api-php-client/archive/%s.zip',
    $tmpDir,
    $tag,
    $tag
));
run_command(sprintf(
    'unzip %s/%s.zip -d %s',
    $tmpDir,
    $tag,
    $tmpDir
));
run_command(sprintf('mv %s/google-api-php-client-%s %s/google-api-php-client', $tmpDir, $version, $tmpDir));
create_release($tmpDir, $tag, 'google-api-php-client-'.$version);
create_release($tmpDir, $tag, 'google-api-php-client-'.$version.'_PHP54', true);
unlink(sprintf('%s/%s.zip', $tmpDir, $tag));
echo sprintf("run the following to see the releases:\n\topen %s\n", $tmpDir);

function create_release($tmpDir, $tag, $releaseName, $preferLowest = false)
{
    $cmd = sprintf('composer update --prefer-dist --no-dev --working-dir=%s/google-api-php-client', $tmpDir, $releaseName);
    if ($preferLowest) {
        $cmd .= ' --prefer-lowest';
    }
    run_command($cmd);
    run_command(sprintf('mv google-api-php-client %s', $releaseName));
    run_command(sprintf('zip -q -r %s.zip %s', $releaseName, $releaseName));
    run_command(sprintf('zip -d %s.zip "__MACOSX*" || true', $releaseName));
    run_command(sprintf('mv %s google-api-php-client', $releaseName));
}

function run_command($cmd)
{
    echo "$cmd\n";
    passthru($cmd, $return_var);
    if (0 !== $return_var) {
        exit("\ncommand failed");
    }
}