public static function Dazzler::formAlter in Formdazzle! 2.x

Alters forms to add a late-running pre-render function.

Parameters

array $form: An associative array containing the structure of the form.

string $form_id: The form id.

5 calls to Dazzler::formAlter()

DazzlerTest::providerPreRenderForm in tests/src/Unit/DazzlerTest.php

Data provider for testPreRenderForm().

DazzlerTest::providerRepeatedPreRenderFormCalls in tests/src/Unit/DazzlerTest.php

Data provider for testRepeatedPreRenderFormCalls().

DazzlerTest::testFormAlter in tests/src/Unit/DazzlerTest.php

@covers ::formAlter

DazzlerTest::testPreRenderFormNoDebugging in tests/src/Unit/DazzlerTest.php

@covers ::preRenderForm

formdazzle_form_alter in ./formdazzle.module

Implements hook_form_alter().

File

src/Dazzler.php, line 46

Class

Dazzler

A class providing methods to modify Drupal form elements.

Namespace

Drupal\formdazzle

Code

public static function formAlter(array &$form, $form_id) {

  // Instead of altering the form now, we wait until all hook_form_alter
  // functions are completed and make our changes during the #pre_render
  // phase of Drupal\Core\Render\Renderer::render().
  $form['#formdazzle'] = [
    'form_id' => $form_id,
  ];

  // Add our pre-render function to the end of the list.
  if (!isset($form['#pre_render'])) {
    $form['#pre_render'] = [];
  }
  $form['#pre_render'][] = [
    self::class,
    'preRenderForm',
  ];
}