function markdown_requirements in Markdown 3.0.x

Same name and namespace in other branches

1. 8.2 markdown.install \markdown_requirements()
2. 8 markdown.install \markdown_requirements()

Implements hook_requirements().

File

./markdown.install, line 14

Install, update and uninstall functions for the markdown module.

Code

function markdown_requirements($phase) {

  /** @var \Drupal\Core\Render\RendererInterface $renderer */
  $renderer = \Drupal::service('renderer');
  $translation = \Drupal::translation();
  $requirements = [];
  if ($phase === 'runtime') {
    $installed = [];
    $build = [
      '#theme' => 'table__markdown_parser_requirements',
      '#header' => [
        $translation
          ->translate('Supported Parsers'),
        $translation
          ->translate('Installed Version'),
      ],
      '#rows' => [],
    ];

    /** @var \Drupal\markdown\MarkdownParserManagerInterface $parserManager */
    $parserManager = \Drupal::service('plugin.manager.markdown.parser');
    foreach ($parserManager
      ->all() as $name => $parser) {
      $row = [];
      if ($url = $parser
        ->getUrl()) {
        $url = Url::fromUri($url, [
          'attributes' => [
            'target' => '_blank',
          ],
        ]);
        $row[] = Link::fromTextAndUrl($parser
          ->getLabel(FALSE), $url);
      }
      else {
        $row[] = $parser
          ->getLabel(FALSE);
      }
      if ($parser
        ->isInstalled()) {
        $installed[] = $parser;
        $row[] = $parser
          ->getVersion();
      }
      else {
        $row[] = $translation
          ->translate('Not Installed');
      }
      $build['#rows'][] = [
        'class' => $parser
          ->isInstalled() ? 'color-success' : 'color-warning',
        'data' => $row,
      ];
    }
    $requirements['markdown'] = [
      'title' => 'Markdown',
      'severity' => REQUIREMENT_OK,
      'value' => $translation
        ->formatPlural(count($installed), '1 parser installed', '@count parsers installed'),
    ];
    if (!$installed) {
      $requirements['markdown']['severity'] = REQUIREMENT_ERROR;
      $requirements['markdown']['value'] .= '. ' . $translation
        ->translate('You must install at least one parser via Composer for the Markdown module to function properly.');
    }
    $requirements['markdown']['description'] = $renderer
      ->renderPlain($build);
  }
  return $requirements;
}