openlayers-8.x-4.x-dev/src/Plugin/Style/InlineJS/InlineJS.php

<?php

namespace Drupal\openlayers\Plugin\Style\InlineJS;

use Drupal\Core\Form\FormStateInterface;
use Drupal\openlayers\Types\Style;

/**
 * FIX - Insert short comment here.
 *
 * @OpenlayersPlugin(
 *   id = "ol_style_inlinejs",
 *   label = @Translation("Inline JS"),
 *   description = @Translation("TODO..."),
 *   service = "openlayers.Style:InlineJS",
 *   library = "openlayers-plugin-style-inlinejs",
 *   is_configurable = "true",
 *   type = "style"
 * )
 */
class InlineJS extends Style {

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

    $attached = array();

    if (module_exists('ace_editor')) {
      $attached = array(
        'library' => array(
          array('ace_editor', 'ace'),
        ),
        'js' => array(
          drupal_get_path('module', 'openlayers') . '/js/openlayers.editor.js',
        ),
      );
    }
    else {
      \Drupal::service('messenger')->addMessage(t(
        'To get syntax highlighting, you should install the module
        <a href="@url1">ace_editor</a> and its <a href="@url2">library</a>.',
        array(
          '@url1' => 'http://drupal.org/project/ace_editor',
          '@url2' => 'http://ace.c9.io/',
        )
      ), 'warning');
    }

    $form['options']['javascript'] = array(
      '#type' => 'textarea',
      '#title' => t('Javascript'),
      '#description' => t('Write here the content of the Javascript function
        for the style. The available variable are: <em>feature</em> and <em>resolution</em>.
        The function should return an array of ol.style.Style.'
      ),
      '#rows' => 15,
      '#default_value' => $this->getOption('javascript'),
      '#attributes' => array(
        'data-editor' => 'javascript',
      ),
      '#attached' => $attached,
    );

    return $form;
  }

}