function feeds_ui_importer_import_validate in Feeds 7.2

Form validation handler for feeds_ui_importer_import().

See also

feeds_ui_importer_import_submit()

File

feeds_ui/feeds_ui.admin.inc, line 1178

Contains all page callbacks, forms and theming functions for Feeds administrative pages.

Code

function feeds_ui_importer_import_validate($form, &$form_state) {
  $form_state['values']['importer'] = trim($form_state['values']['importer']);
  $form_state['values']['id'] = trim($form_state['values']['id']);
  if (!empty($form_state['values']['id']) && preg_match('/[^a-zA-Z0-9_]/', $form_state['values']['id'])) {
    form_error($form['id'], t('Feeds importer id must be alphanumeric with underscores only.'));
  }
  if (substr($form_state['values']['importer'], 0, 5) == '<?php') {
    $form_state['values']['importer'] = substr($form_state['values']['importer'], 5);
  }
  $feeds_importer = NULL;
  ob_start();
  eval($form_state['values']['importer']);
  ob_end_clean();
  if (!is_object($feeds_importer)) {
    return form_error($form['importer'], t('Unable to interpret Feeds importer code.'));
  }
  if (empty($feeds_importer->api_version) || $feeds_importer->api_version < 1) {
    form_error($form['importer'], t('The importer is not compatible with this version of Feeds.'));
  }
  elseif (version_compare($feeds_importer->api_version, feeds_api_version(), '>')) {
    form_error($form['importer'], t('That importer is created for the version %import_version of Feeds, but you only have version %api_version.', array(
      '%import_version' => $feeds_importer->api_version,
      '%api_version' => feeds_api_version(),
    )));
  }

  // Change to user-supplied id.
  if ($form_state['values']['id']) {
    $feeds_importer->id = $form_state['values']['id'];
  }
  $exists = feeds_ui_importer_machine_name_exists($feeds_importer->id);
  if ($exists && !$form_state['values']['id_override']) {
    return form_error($form['id'], t('Feeds importer already exists with that id.'));
  }
  if (!$form_state['values']['bypass_validation']) {
    $errors = array();
    $importer = feeds_importer($feeds_importer->id);
    $importer
      ->setConfig($feeds_importer->config);
    foreach (array(
      'fetcher',
      'parser',
      'processor',
    ) as $type) {
      $plugin = feeds_plugin($feeds_importer->config[$type]['plugin_key'], $feeds_importer->id);
      if (!$plugin instanceof FeedsMissingPlugin) {
        $importer
          ->setPlugin($feeds_importer->config[$type]['plugin_key']);
        $importer->{$type}
          ->setConfig($feeds_importer->config[$type]['config']);
      }
    }
    $errors = array_merge($errors, $importer
      ->validateConfig());
    if (!empty($errors)) {
      form_error($form['importer'], theme('item_list', array(
        'items' => $errors,
      )));
    }
  }
  $form_state['importer'] = $feeds_importer;
}