protected function ApprovalPollViewForm::getWriteInOptions in Advanced Poll 8

Get list of non-empty write-in options.

Parameters

\Drupal\Core\Form\FormStateInterface $form_state:

Return value

array

2 calls to ApprovalPollViewForm::getWriteInOptions()

ApprovalPollViewForm::save in src/Form/ApprovalPollViewForm.php

Save a user's vote submit function.

ApprovalPollViewForm::validateVote in src/Form/ApprovalPollViewForm.php

Validates the vote action.

File

src/Form/ApprovalPollViewForm.php, line 351

Class

ApprovalPollViewForm

Class ApprovalPollViewForm

Namespace

Drupal\advpoll\Form

Code

protected function getWriteInOptions(FormStateInterface $form_state) {
  $numWriteIn = $form_state
    ->get('num_writein');
  $writeInOptions = [];
  for ($i = 0; $i < $numWriteIn; $i++) {
    $value = trim($form_state
      ->getValue('write_in_' . $i));
    if ($value) {
      $writeInOptions[] = $value;
    }
  }
  return $writeInOptions;
}