function W3S_validation in Block ID 2.0.x

Implement w3 standards validation alter.

1 string reference to 'W3S_validation'

block_id_form_block_form_alter in ./block_id.module

Implements hook_form_FORM_ID_alter().

File

./block_id.module, line 61

Contains block_id.module.

Code

function W3S_validation(&$form, FormStateInterface $form_state) {

  // Block ID field value fatch.
  $inputs = $form_state
    ->getUserInput()['third_party_settings']['block_id']['id'];
  if (!empty($inputs)) {

    // Checking id has not no space and special characters.
    if (preg_match('/[^a-zA-Z_\\-0-9]/i', $inputs)) {
      $form_state
        ->setErrorByName('third_party_settings', t('Attribute ID must be unique, must not contain any space characters & must contain at least one character. Underscore (_) can be used.'));
    }

    // block list those using block id field.
    $block_ids = \Drupal::entityQuery('block')
      ->condition('third_party_settings', '')
      ->execute();

    // Getting ID's already inserted in another block.
    foreach ($block_ids as $ids) {
      $block = Block::load($ids);
      if ($block
        ->getThirdPartySetting('block_id', 'id') == $inputs) {
        $form_state
          ->setErrorByName('third_party_settings', t('Attribute ID must be unique. This ID has added in another block.'));
      }
    }
  }
}