function pdf_using_mpdf_requirements in PDF using mPDF 8.2

Same name and namespace in other branches

1. 8 pdf_using_mpdf.install \pdf_using_mpdf_requirements()
2. 7.2 pdf_using_mpdf.install \pdf_using_mpdf_requirements()
3. 7 pdf_using_mpdf.install \pdf_using_mpdf_requirements()

Implements hook_requirements().

File

./pdf_using_mpdf.install, line 16

Code

function pdf_using_mpdf_requirements($phase) {
  $requirements = [];
  if ($phase == 'install') {
    if (!class_exists(Mpdf::class)) {
      $requirements = [
        'pdf_using_mpdf' => [
          'title' => t('mPDF library'),
          'value' => '',
          'description' => t('mPDF library does not exist. Please check README'),
          'severity' => REQUIREMENT_ERROR,
        ],
      ];
    }
  }
  if ($phase == 'runtime') {
    if (class_exists(Mpdf::class)) {
      $requirements = [
        'pdf_using_mpdf' => [
          'title' => t('mPDF library'),
          'value' => 'Installed version: ' . Mpdf::VERSION,
          'description' => t('mPDF library is installed'),
          'severity' => REQUIREMENT_INFO,
        ],
      ];
    }
    else {
      \Drupal::logger('pdf_using_mpdf')
        ->critical(t('mPDF library is not installed.'));
    }
  }
  return $requirements;
}