function site_verify_edit_form_validate in Site verification 7

Same name and namespace in other branches

1. 7.2 site_verify.admin.inc \site_verify_edit_form_validate()

Validation callback; sanitize metatag and save the uploaded file

File

./site_verify.admin.inc, line 189

Code

function site_verify_edit_form_validate($form, &$form_state) {
  if ($form_state['storage']['step']) {

    // validate metatag
    if (isset($form_state['values']['meta']) && $form_state['values']['meta']) {
      $valid_metatag_set = FALSE;
      $html = $form_state['values']['meta'];
      $dom = new DOMDocument();
      $dom
        ->loadHTML($html);

      //@TODO: If we only care about the first metatag... why foreach?  why not [0]?
      foreach ($dom
        ->getElementsByTagName('meta') as $tag) {
        if ($tag
          ->getAttribute('name') && $tag
          ->getAttribute('content')) {
          $form_state['values']['meta'] = '<meta name="' . $tag
            ->getAttribute('name') . '" content="' . $tag
            ->getAttribute('content') . '" />';
          $valid_metatag_set = TRUE;
        }
      }
      if (!$valid_metatag_set) {
        form_set_error('meta', t('A valid metatag was not found'));
      }
    }

    //
    if (isset($form_state['values']['file']) && $form_state['values']['file']) {
      $values =& $form_state['values'];

      // Import the uploaded verification file.
      $validators = array(
        'file_validate_extensions' => array(),
      );
      if ($file = file_save_upload('file_upload', $validators, FALSE, FILE_EXISTS_REPLACE)) {
        $contents = @file_get_contents($file->uri);
        file_delete($file);
        if ($contents === FALSE) {
          drupal_set_message(t('The verification file import failed, because the file %filename could not be read.', array(
            '%filename' => $file->filename,
          )), 'error');
        }
        else {
          $values['file'] = $file->filename;
          $values['file_contents'] = $contents;

          //drupal_set_message(t('The verification file <a href="@filename">@filename</a> was successfully imported.', array('@filename' => $file->filename)));
        }
      }

      // Confirm that the desired filename isn't already in use by another
      // verification.
      if ($values['file']) {
        $existing_file = db_query("SELECT svid FROM {site_verify} WHERE LOWER(file) = LOWER(:file) AND svid <> :svid", array(
          ':file' => $values['file'],
          ':svid' => $values['svid'],
        ))
          ->fetchField();
        if ($existing_file) {
          form_set_error('file', t('The file %filename is already being used in another verification.', array(
            '%filename' => $values['file'],
          )));
        }
      }
    }
    else {
      $form_state['values']['file_contents'] = NULL;
    }
  }
}