function amp_requirements in Accelerated Mobile Pages (AMP) 8

Same name and namespace in other branches

1. 8.3 amp.install \amp_requirements()
2. 8.2 amp.install \amp_requirements()
3. 7 amp.install \amp_requirements()

Implements hook_requirements().

File

./amp.install, line 9

Code

function amp_requirements($phase) {
  $requirements = [];
  if (!class_exists('\\Lullabot\\AMP\\AMP')) {
    $requirements['amp_library'] = [
      'title' => t('AMP'),
      'value' => t('Not available'),
      'description' => t('The AMP module requires the PHP <a href="@library">AMP library</a>.', [
        '@library' => 'https://github.com/Lullabot/amp-library',
      ]),
      'severity' => REQUIREMENT_ERROR,
    ];
  }
  if ($phase == 'runtime') {
    $module_handler = \Drupal::service('module_handler');
    if (!$module_handler
      ->moduleExists('token')) {
      $requirements['amp_token'] = [
        'title' => t('Token module required for AMP'),
        'value' => t('Not installed'),
        'description' => t('The AMP module requires the <a href="@module">Token</a> module as a dependency. Please download and install Token to prevent errors with AMP.', [
          '@module' => 'https://www.drupal.org/project/token',
        ]),
        'severity' => REQUIREMENT_ERROR,
      ];
    }
    $theme_handler = \Drupal::service('theme_handler');
    if (!$theme_handler
      ->themeExists('amptheme')) {
      $requirements['amptheme'] = [
        'title' => t('AMP Base Theme'),
        'value' => t('Not installed'),
        'description' => t('The AMP module requires the <a href="@theme">AMP Base Theme</a> to be installed.', [
          '@theme' => 'https://www.drupal.org/project/amptheme',
        ]),
        'severity' => REQUIREMENT_ERROR,
      ];
    }
  }
  return $requirements;
}