This repository has been archived on 2025-01-19. You can view files and clone it, but cannot push or open issues or pull requests.
drupalcampbristol/web/modules/contrib/webform/webform.api.php
2017-03-16 15:29:07 +00:00

142 lines
4.4 KiB
PHP

<?php
/**
* @file
* Hooks related to Webform module.
*/
/**
* @addtogroup hooks
* @{
*/
/**
* Alter the information provided in \Drupal\webform\Annotation\WebformElement.
*
* @param array $elements
* The array of webform handlers, keyed on the machine-readable element name.
*/
function hook_webform_element_info_alter(array &$elements) {
}
/**
* Alter the information provided in \Drupal\webform\Annotation\WebformHandler.
*
* @param array $handlers
* The array of webform handlers, keyed on the machine-readable handler name.
*/
function hook_webform_handler_info_alter(array &$handlers) {
}
/**
* Alter webform elements.
*
* @param array $element
* The webform element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
* @param array $context
* An associative array containing the following key-value pairs:
* - webform: The webform structure to which elements is being attached.
*
* @see \Drupal\webform\WebformSubmissionForm::prepareElements()
* @see hook_webform_element_ELEMENT_TYPE_form_alter()
*/
function hook_webform_element_alter(array &$element, \Drupal\Core\Form\FormStateInterface $form_state, array $context) {
// Code here acts on all elements included in a webform.
/** @var \Drupal\webform\WebformSubmissionForm $form_object */
$form_object = $form_state->getFormObject();
/** @var \Drupal\webform\WebformSubmissionInterface $webform_submission */
$webform_submission = $form_object->getEntity();
/** @var \Drupal\webform\WebformInterface $webform */
$webform = $webform_submission->getWebform();
// Add custom data attributes to all elements.
$element['#attributes']['data-custom'] = '{custom data goes here}';
}
/**
* Alter webform elements for a specific type.
*
* Modules can implement hook_webform_element_ELEMENT_TYPE_form_alter() to
* modify a specific webform element, rather than using
* hook_webform_element_alter() and checking the element type.
*
* @param array $element
* The webform element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
* @param array $context
* An associative array. See hook_field_widget_form_alter() for the structure
* and content of the array.
*
* @see \Drupal\webform\WebformSubmissionForm::prepareElements()
* @see hook_webform_element_alter(()
*/
function hook_webform_element_ELEMENT_TYPE_form_alter(array &$element, \Drupal\Core\Form\FormStateInterface $form_state, array $context) {
// Add custom data attributes to a specific element type.
$element['#attributes']['data-custom'] = '{custom data goes here}';
// Attach a custom library to the element type.
$element['#attached']['library'][] = 'MODULE/MODULE.element.ELEMENT_TYPE';
}
/**
* Alter form options by id.
*
* @param array $options
* An associative array of options.
* @param array $element
* The form element that the options is for.
* @param string $options_id
* The form options id. Set to NULL if the options are custom.
*/
function hook_webform_options_alter(array &$options, array &$element, $options_id = NULL) {
}
/**
* Alter the webform options by id.
*
* @param array $options
* An associative array of options.
* @param array $element
* The webform element that the options is for.
*/
function hook_webform_options_WEBFORM_OPTIONS_ID_alter(array &$options, array &$element = []) {
}
/**
* Perform alterations before a webform submission form is rendered.
*
* This hook is identical to hook_form_alter() but allows the
* hook_webform_submission_form_alter() function to be stored in a dedicated
* include file and it also allows the Webform module to implement webform alter
* logic on another module's behalf.
*
* @param array $form
* Nested array of form elements that comprise the webform.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form. The arguments that
* \Drupal::formBuilder()->getForm() was originally called with are available
* in the array $form_state->getBuildInfo()['args'].
* @param string $form_id
* String representing the webform's id.
*
* @see webform.honeypot.inc
* @see hook_form_BASE_FORM_ID_alter()
* @see hook_form_FORM_ID_alter()
*
* @ingroup form_api
*/
function hook_webform_submission_form_alter(array &$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) {
}
/**
* @} End of "addtogroup hooks".
*/