/**
* Determine if the last page for the current form object is being submitted or rendered (depending on the provided $mode).
*
* @param array $form A Gravity Forms form object.
* @param string $mode Mode to check for: 'submit' or 'render'
*
* @return boolean
*/
public static function is_last_page($form, $mode = 'submit')
{
$page_number = self::get_source_page($form['id']);
$field_values = GFForms::post('gform_field_values');
$target_page = self::get_target_page($form, $page_number, $field_values);
if ($mode == 'render') {
$is_valid = rgars(self::$submission, "{$form['id']}/is_valid");
$is_last_page = $is_valid && $target_page == self::get_max_page_number($form);
} else {
$is_last_page = (string) $target_page === '0';
}
return $is_last_page;
}
