AddToCopyForm.php in Add link to copied text 8

Namespace

Drupal\addtocopy\Forms

File

src/Forms/AddToCopyForm.php

<?php

namespace Drupal\addtocopy\Forms;

use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Form\ConfigFormBase;

/**
 * Provides a configuration form for addtocopy settings.
 */
class AddToCopyForm extends ConfigFormBase {

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

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $addtocopy_config = $this
      ->config('addtocopy.settings');
    $form['addtocopy_selector'] = array(
      '#type' => 'textfield',
      '#title' => t('jQuery selector'),
      '#default_value' => $addtocopy_config
        ->get('addtocopy.selector') ? $addtocopy_config
        ->get('addtocopy.selector') : '#content',
      '#description' => t('jQuery selector expression to apply Add to Copy.'),
      '#required' => TRUE,
    );
    $form['addtocopy_minlen'] = array(
      '#type' => 'textfield',
      '#title' => t('Minimum text length'),
      '#default_value' => $addtocopy_config
        ->get('addtocopy.minlen') ? $addtocopy_config
        ->get('addtocopy.minlen') : '25',
      '#description' => t('Minimum selected text length to activate Add to Copy.'),
      '#required' => TRUE,
    );
    $form['addtocopy_htmlcopytxt'] = array(
      '#type' => 'textfield',
      '#title' => t('HTML to add to selected text'),
      '#default_value' => $addtocopy_config
        ->get('addtocopy.htmlcopytxt') ? $addtocopy_config
        ->get('addtocopy.htmlcopytxt') : '<br>More: <a href="[link]">[link]</a><br>',
      '#description' => t('[link] will be replaced with the current page link.'),
      '#required' => TRUE,
    );
    $form['addtocopy_addcopyfirst'] = array(
      '#type' => 'radios',
      '#title' => t('Add before or after selected text'),
      '#options' => array(
        0 => t('After'),
        1 => t('Before'),
      ),
      '#default_value' => $addtocopy_config
        ->get('addtocopy.addcopyfirst') ? $addtocopy_config
        ->get('addtocopy.addcopyfirst') : '0',
      '#description' => t('jQuery selector expression to apply Add to Copy.'),
      '#required' => TRUE,
    );
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {

    // Check for numeric min length.
    $min_length = $form_state
      ->getValue('addtocopy_minlen');
    if (!is_numeric($min_length)) {

      // Show error for numeric value.
      $form_state
        ->setErrorByName('addtocopy_minlen', $this
        ->t("Please enter numeric value."));
    }
    parent::validateForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $this
      ->config('addtocopy.settings')
      ->set('addtocopy.selector', $form_state
      ->getValue('addtocopy_selector'))
      ->set('addtocopy.minlen', $form_state
      ->getValue('addtocopy_minlen'))
      ->set('addtocopy.htmlcopytxt', $form_state
      ->getValue('addtocopy_htmlcopytxt'))
      ->set('addtocopy.addcopyfirst', $form_state
      ->getValue('addtocopy_addcopyfirst'))
      ->save();
    parent::submitForm($form, $form_state);
  }

}

Classes

Name	Description
AddToCopyForm	Provides a configuration form for addtocopy settings.