function poll_validate
7.x poll.module | poll_validate($node, |
6.x poll.module | poll_validate($node) |
Implements hook_validate().
File
- drupal-7.x/
modules/ poll/ poll.module, line 454 - Enables your site to capture votes on different topics in the form of multiple choice questions.
Code
function poll_validate($node, $form) {
if (isset($node->title)) {
// Check for at least two options and validate amount of votes.
$realchoices = 0;
foreach ($node->choice as $i => $choice) {
if ($choice['chtext'] != '') {
$realchoices++;
}
if (isset($choice['chvotes']) && $choice['chvotes'] < 0) {
form_set_error("choice][$i][chvotes", t('Negative values are not allowed.'));
}
}
if ($realchoices < 2) {
form_set_error("choice][$realchoices][chtext", t('You must fill in at least two choices.'));
}
}
}