function commerce_braintree_requirements in Commerce Braintree 7.3

Same name and namespace in other branches

1. 8 commerce_braintree.install \commerce_braintree_requirements()
2. 7 commerce_braintree.install \commerce_braintree_requirements()
3. 7.2 commerce_braintree.install \commerce_braintree_requirements()

Implements hook_requirements().

Checks required BrainTree Libraries on Install

File

./commerce_braintree.install, line 33

Code

function commerce_braintree_requirements($phase) {
  $requirements = array();

  // Ensure translations don't break at install time.
  $t = get_t();

  // Test PHP version.
  if (version_compare(phpversion(), '5.2.1', '<')) {
    $requirements['php']['description'] = $t('Your PHP installation is too old. Braintree requires at least PHP %version.', array(
      '%version' => '5.2.1',
    ));
    $requirements['php']['severity'] = REQUIREMENT_ERROR;
  }

  // Find the BrainTree PHP library
  $requirements['commerce_braintree_php'] = array(
    'title' => $t('Braintree PHP Library'),
  );
  drupal_load('module', 'libraries');
  $path = libraries_get_path('braintree_php');
  if (file_exists('./' . $path . '/lib/Braintree.php')) {
    $requirements['commerce_braintree_php']['value'] = $t('Installed');
    $requirements['commerce_braintree_php']['severity'] = REQUIREMENT_OK;
  }
  else {
    $requirements['commerce_braintree_php']['value'] = $t('Not Installed');
    $requirements['commerce_braintree_php']['severity'] = REQUIREMENT_ERROR;
    $requirements['commerce_braintree_php']['description'] = $t('Please install the <a href="@url">BrainTree PHP library</a>.', array(
      '@url' => 'https://github.com/braintree/braintree_php',
    ));
  }

  // Test Required PHP Extensions.
  $requiredExtensions = array(
    'xmlwriter',
    'SimpleXML',
    'openssl',
    'dom',
    'hash',
    'curl',
  );
  $disabled_extensions = array();
  $value = '';
  foreach ($requiredExtensions as $ext) {
    $ext_enabled = extension_loaded($ext) ? 'Enabled' : 'Disabled';
    $value .= $ext . ': ' . $ext_enabled . ' ';
    if ($ext_enabled == 'Disabled') {
      $disabled_extensions[] = $ext;
    }
  }
  $requirements['commerce_braintree_php_extensions'] = array(
    'title' => $t('Braintree PHP Extensions'),
    'value' => $phase == 'install' ? '' : $value,
  );
  if ($disabled_extensions) {
    $requirements['commerce_braintree_php_extensions']['severity'] = REQUIREMENT_ERROR;
    $requirements['commerce_braintree_php_extensions']['description'] = $t('The following PHP extensions must be enabled for Braintree: ' . implode(', ', $disabled_extensions));
  }
  return $requirements;
}