create_pear_package.php

<?php

if (!isset($argv[1])) {
  die('You must provide the version (1.0.0)');
}
if (!isset($argv[2])) {
  die('You must provide the stability (alpha, beta, or stable)');
}
$context = array(
  'date' => date('Y-m-d'),
  'time' => date('H:m:00'),
  'version' => $argv[1],
  'api_version' => $argv[1],
  'stability' => $argv[2],
  'api_stability' => $argv[2],
);
$context['files'] = '';
$path = realpath(dirname(__FILE__) . '/../lib/Twig');
foreach (new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path), RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
  if (preg_match('/\\.php$/', $file)) {
    $name = str_replace($path . '/', '', $file);
    $context['files'] .= '        <file install-as="Twig/' . $name . '" name="' . $name . '" role="php" />' . "\n";
  }
}
$template = file_get_contents(dirname(__FILE__) . '/../package.xml.tpl');
$content = preg_replace_callback('/\\{\\{\\s*([a-zA-Z0-9_]+)\\s*\\}\\}/', 'replace_parameters', $template);
file_put_contents(dirname(__FILE__) . '/../package.xml', $content);
function replace_parameters($matches) {
  global $context;
  return isset($context[$matches[1]]) ? $context[$matches[1]] : null;
}