/**
* Form validation handler for updating components.
*/
public function validateComponentsForm($form, &$form_state)
{
// Check that no two components end up with the same form key.
$duplicates = [];
$parents = [];
$components = $form_state->getValue('components');
unset($components['add']);
if ($components) {
foreach ($components as $cid => $component) {
$form_key = $form['#node']->webform['components'][$cid]['form_key'];
if (isset($parents[$component['pid']]) && ($existing = array_search($form_key, $parents[$component['pid']])) && $existing !== FALSE) {
if (!isset($duplicates[$form_key])) {
$duplicates[$form_key] = [$existing];
}
$duplicates[$form_key][] = $cid;
}
$parents[$component['pid']][$cid] = $form_key;
}
}
if (!empty($duplicates)) {
$items = [];
foreach ($duplicates as $form_key => $cids) {
foreach ($cids as $cid) {
$items[] = webform_filter_xss($form['#node']->webform['components'][$cid]['name']);
}
}
$list = ['#theme' => 'item_list', '#items' => $items];
$form_state->setErrorByName('', $this->t('The form order failed to save because the following elements have same form keys and are under the same parent. Edit each component and give them a unique form key, then try moving them again. !list_components', ['!list_components' => drupal_render($list)]));
}
}
/**
* Render a Webform component to be part of a form.
*
* @param $component
* A Webform component array.
* @param $value
* If editing an existing submission or resuming a draft, this will contain
* an array of values to be shown instead of the default in the component
* configuration. This value will always be an array, keyed numerically for
* each value saved in this field.
* @param $filter
* Whether or not to filter the contents of descriptions and values when
* rendering the component. Values need to be unfiltered to be editable by
* Form Builder.
*
* @see _webform_client_form_add_component()
*/
function _webform_render_component($component, $value = NULL, $filter = TRUE)
{
$form_item = array('#type' => 'textfield', '#title' => $filter ? webform_filter_xss($component['name']) : $component['name'], '#required' => $component['required'], '#weight' => $component['weight'], '#description' => $filter ? webform_filter_descriptions($component['extra']['description']) : $component['extra']['description'], '#default_value' => $filter ? webform_replace_tokens($component['value']) : $component['value'], '#prefix' => '<div class="webform-component-textfield" id="webform-component-' . $component['form_key'] . '">', '#suffix' => '</div>');
if (isset($value)) {
$form_item['#default_value'] = $value[0];
}
return $form_item;
}
/**
* Render a Webform component to be part of a form.
*
* @param $component
* A Webform component array.
* @param $value
* If editing an existing submission or resuming a draft, this will contain
* an array of values to be shown instead of the default in the component
* configuration. This value will always be an array, keyed numerically for
* each value saved in this field.
* @param $filter
* Whether or not to filter the contents of descriptions and values when
* rendering the component. Values need to be unfiltered to be editable by
* Form Builder.
* @param $submission
* The submission from which this component is being rendered. Usually not
* needed. Used by _webform_render_date() to validate using the submission's
* completion date.
*
* @see _webform_client_form_add_component()
*/
function _webform_render_component($component, $value = NULL, $filter = TRUE, $submission = NULL)
{
$form_item = array('#type' => 'textfield', '#title' => $filter ? webform_filter_xss($component['name']) : $component['name'], '#required' => $component['required'], '#weight' => $component['weight'], '#description' => $filter ? webform_filter_descriptions($component['extra']['description']) : $component['extra']['description'], '#default_value' => $filter ? webform_replace_tokens($component['value']) : $component['value'], '#theme_wrappers' => array('webform_element'));
if (isset($value)) {
$form_item['#default_value'] = $value[0];
}
return $form_item;
}
