function CredentialForm::validatePaths

The #element_validate handler for the source path elements.

Ensures that entered path can be read.

File

core/modules/migrate_drupal_ui/src/Form/CredentialForm.php, line 363

Class

CredentialForm

Migrate Upgrade database credential form.

Namespace

Code

public function validatePaths($element, FormStateInterface $form_state) {
  $version = $form_state->getValue('version');
  // Only validate the paths relevant to the legacy Drupal version.
  if ($version !== '7' && ($element['#name'] == 'source_base_path' || $element['#name'] == 'source_private_file_path')) {
    return;
  }
  if ($version !== '6' && $element['#name'] == 'd6_source_base_path') {
    return;
  }
  if ($source = $element['#value']) {
    $msg = $this->t('Failed to read from @title.', [
      '@title' => $element['#title'],
    ]);
    if (UrlHelper::isExternal($source)) {
      try {
        $this->httpClient
          ->head($source);
      } catch (ClientExceptionInterface $e) {
        $msg .= ' ' . $this->t('The server reports the following message: %error.', [
          '%error' => $e->getMessage(),
        ]);
        $this->errors[$element['#name']] = $msg;
      }
    }
    elseif (!file_exists($source) || !is_dir($source) || !is_readable($source)) {
      $this->errors[$element['#name']] = $msg;
    }
  }
}