TestSettingsValidationBlock.php

Same filename in other branches
  1. 9 core/modules/block/tests/modules/block_test/src/Plugin/Block/TestSettingsValidationBlock.php
  2. 10 core/modules/block/tests/modules/block_test/src/Plugin/Block/TestSettingsValidationBlock.php
  3. 11.x core/modules/block/tests/modules/block_test/src/Plugin/Block/TestSettingsValidationBlock.php

Namespace

Drupal\block_test\Plugin\Block

File

core/modules/block/tests/modules/block_test/src/Plugin/Block/TestSettingsValidationBlock.php

View source
<?php

namespace Drupal\block_test\Plugin\Block;

use Drupal\Core\Block\BlockBase;
use Drupal\Core\Form\FormStateInterface;

/**
 * Provides a test settings validation block.
 *
 * @Block(
 *  id = "test_settings_validation",
 *  admin_label = @Translation("Test settings validation block"),
 * )
 */
class TestSettingsValidationBlock extends BlockBase {
    
    /**
     * {@inheritdoc}
     */
    public function blockForm($form, FormStateInterface $form_state) {
        return [
            'digits' => [
                '#type' => 'textfield',
            ],
        ] + $form;
    }
    
    /**
     * {@inheritdoc}
     */
    public function blockValidate($form, FormStateInterface $form_state) {
        if (!ctype_digit($form_state->getValue('digits'))) {
            $form_state->setErrorByName('digits', $this->t('Only digits are allowed'));
        }
    }
    
    /**
     * {@inheritdoc}
     */
    public function build() {
        return [
            '#markup' => 'foo',
        ];
    }

}

Classes

Title Deprecated Summary
TestSettingsValidationBlock Provides a test settings validation block.

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