function field_permissions_troubleshooting_form_validate in Field Permissions 6

Validate callback for the Field permissions troubleshooting form.

File

includes/admin.inc, line 341

Administrative interface for the Field Permissions module.

Code

function field_permissions_troubleshooting_form_validate($form, &$form_state) {
  if ($form_state['values']['op'] == t('Reset')) {
    return;
  }

  // Validate the node.
  $value = $form_state['values']['node'];
  preg_match('`^(?:\\s*|(.*) )?\\[\\s*nid\\s*:\\s*([0-9]+)\\s*\\]\\s*$`', $value, $matches);
  if (empty($matches)) {

    // No explicit nid.
    if (!($node = node_load(array(
      'title' => $value,
    )))) {
      form_set_error('node', t('Node: found no valid post with that title.'));
      return;
    }
  }
  else {

    // Explicit [nid:n].
    list(, $title, $nid) = $matches;
    if (($node = node_load($nid)) && !empty($title) && trim($title) != trim($node->title)) {
      form_set_error('node', t('Node: title mismatch. Please check your selection.'));
      return;
    }
    elseif (empty($node->nid)) {
      form_set_error('node', t('Node: found no valid post with that title.'));
      return;
    }
  }
  $form_state['values']['nid'] = $node->nid;

  // Validate the field against the node type.
  if (!empty($form['options']['field'])) {
    if (empty($form_state['values']['field'])) {
      form_set_error('field', t('Field: please, select a field.'));
      return;
    }
    else {
      $content_type = content_types($node->type);
      if (empty($content_type['fields'][$form_state['values']['field']])) {
        form_set_error('field', t('Field: %field does not exist in the selected node type.', array(
          '%field' => $form['options']['field']['#options'][$form_state['values']['field']],
        )));
        return;
      }
    }
  }

  // Validate the user.
  if (!empty($form_state['values']['user'])) {
    if (!($account = user_load(array(
      'name' => $form_state['values']['user'],
    )))) {
      form_set_error('user', t('User: user %name cannot be found.', array(
        '%name' => $form_state['values']['user'],
      )));
      return;
    }
    $form_state['values']['uid'] = $account->uid;
  }
}