MaskedInputSettingsForm.php in Masked Input 8

Namespace

Drupal\masked_input

File

src/MaskedInputSettingsForm.php

<?php

namespace Drupal\masked_input;

use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Ajax\AjaxResponse;
use Drupal\Core\Ajax\ChangedCommand;
use Drupal\Core\Ajax\CssCommand;
use Drupal\Core\Ajax\HtmlCommand;
use Drupal\Core\Ajax\InvokeCommand;

/**
 * provides Configure settings.
 */
class MaskedInputSettingsForm extends ConfigFormBase {

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'masked_input_admin_settings';
  }

  /**
   * {@inheritdoc}
   */
  protected function getEditableConfigNames() {
    return [
      'masked_input.settings',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $config = $this
      ->config('masked_input.settings');
    $definitions = $config
      ->get('masked_input_definitions');
    $definitions_count = count($definitions) + 1;
    $form['definition'] = array(
      '#type' => 'fieldset',
      '#title' => $this
        ->t('Mask Definitions'),
    );
    $form['definition']['definitions'] = array(
      '#type' => 'table',
      '#prefix' => '<div id="masked_input-definitions">',
      '#suffix' => '</div>',
      '#tree' => TRUE,
    );
    for ($i = 0; $i < $definitions_count; $i++) {
      $form['definition']['definitions'][$i] = _maskinput_definitions_element($i, $definitions);
    }
    $form['definition']['add_another_definition'] = array(
      '#type' => 'submit',
      '#value' => $this
        ->t('Add another'),
      '#submit' => array(
        '_masked_input_definitions_add_another_submit',
      ),
      '#ajax' => array(
        'callback' => '_masked_input_definitions_add_another_callback',
        'wrapper' => 'masked_input-definitions',
      ),
    );
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $form_state_values = $form_state
      ->getValue([
      'definitions',
    ]);
    foreach ($form_state_values as $key => $value) {
      if (empty($value['character']) || empty($value['regex'])) {
        unset($form_state_values[$key]);
      }
    }
    $this
      ->config('masked_input.settings')
      ->set('masked_input_definitions', $form_state_values)
      ->save();
    parent::submitForm($form, $form_state);
  }

  /**
   * Ajax callback: return definitions element.
   * @see masked_input_settings()
   */
  function _masked_input_definitions_add_another_callback(array &$form, FormStateInterface $form_state) {
    return $form['definition']['definitions'];
  }

  /**
   * Ajax submission callback: adds another definition form element.
   * @see masked_input_settings()
   */
  function _masked_input_definitions_add_another_submit(array &$form, FormStateInterface $form_state) {
    $form_state['masked_input']['count']++;
    $form_state['rebuild'] = TRUE;
    $form['definition']['definitions'][] = _maskinput_definitions_element();
  }

}

/**
 * Helper function: builds masked input definition form element.
 */
function _maskinput_definitions_element($delta = 'new', $definitions = array()) {
  return array(
    '#type' => 'container',
    '#attributes' => array(),
    'character' => array(
      '#type' => 'textfield',
      '#size' => 1,
      '#maxlength' => 1,
      '#default_value' => isset($definitions[$delta]['character']) ? $definitions[$delta]['character'] : '',
    ),
    'regex' => array(
      '#type' => 'textfield',
      '#size' => 40,
      '#default_value' => isset($definitions[$delta]['regex']) ? $definitions[$delta]['regex'] : '',
    ),
    'description' => array(
      '#type' => 'textfield',
      '#size' => 40,
      '#default_value' => isset($definitions[$delta]['description']) ? $definitions[$delta]['description'] : '',
    ),
  );
}

Functions

Name	Description
_maskinput_definitions_element	Helper function: builds masked input definition form element.

Classes

Name	Description
MaskedInputSettingsForm	provides Configure settings.