BalloonPanelPlugin.php in CKEditor Balloon Panel 2.0.x

Namespace

Drupal\ckeditor_balloonpanel\Plugin\CKEditorPlugin

File

src/Plugin/CKEditorPlugin/BalloonPanelPlugin.php

<?php

namespace Drupal\ckeditor_balloonpanel\Plugin\CKEditorPlugin;

use Drupal\ckeditor\CKEditorPluginBase;
use Drupal\editor\Entity\Editor;

/**
 * Defines the "balloonpanel" plugin.
 *
 * @CKEditorPlugin(
 *   id = "balloonpanel",
 *   label = @Translation("Balloon Panel Plugin"),
 * )
 */
class BalloonPanelPlugin extends CKEditorPluginBase {

  /**
   * {@inheritdoc}
   */
  public function getFile() {
    if ($library_path = $this
      ->librariesGetPath('balloonpanel')) {
      return $library_path . '/plugin.js';
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getConfig(Editor $editor) {
    return [];
  }

  /**
   * {@inheritdoc}
   */
  public function getButtons() {
    return [];
  }

  /**
   * Gets the path of a library.
   *
   * @param string $name
   *   The machine name of a library to return the path for.
   * @param string $base_path
   *   Whether to prefix the resulting path with base_path().
   *
   * @return string
   *   The path to the specified library or FALSE if the library wasn't found.
   */
  private function librariesGetPath($name, $base_path = FALSE) {
    $libraries =& drupal_static(__FUNCTION__);
    if (!isset($libraries)) {
      $libraries = $this
        ->getLibraryPaths();
    }
    $path = $base_path ? base_path() : '';
    if (!isset($libraries[$name])) {
      return FALSE;
    }
    else {
      $path .= $libraries[$name];
    }
    return $path;
  }

  /**
   * Returns an array of library directories.
   *
   * @return str[]
   *   A list of library directories.
   */
  private function getLibraryPaths() {
    $searchdir = [];
    $config = DrupalKernel::findSitePath(\Drupal::request());

    // Similar to 'modules' and 'themes' directories inside an installation
    // profile, installation profiles may want to place libraries into a
    // 'libraries' directory.
    if ($profile = \Drupal::installProfile()) {
      $profile_path = drupal_get_path('profile', $profile);
      $searchdir[] = "{$profile_path}/libraries";
      $searchdir[] = "{$profile_path}/libraries/ckeditor/plugins";
    }

    // Search sites/all/libraries for backwards-compatibility.
    $searchdir[] = 'sites/all/libraries';
    $searchdir[] = 'sites/all/libraries/ckeditor/plugins';

    // Always search the root 'libraries' directory.
    $searchdir[] = 'libraries';
    $searchdir[] = 'libraries/ckeditor/plugins';

    // Also search sites/<domain>/*.
    $searchdir[] = "{$config}/libraries";
    $searchdir[] = "{$config}/libraries/ckeditor/plugins";

    // Retrieve list of directories.
    $directories = [];
    $nomask = [
      'CVS',
    ];
    foreach ($searchdir as $dir) {
      if (is_dir($dir) && ($handle = opendir($dir))) {
        while (FALSE !== ($file = readdir($handle))) {
          if (!in_array($file, $nomask) && $file[0] != '.') {
            if (is_dir("{$dir}/{$file}")) {
              $directories[$file] = "{$dir}/{$file}";
            }
          }
        }
        closedir($handle);
      }
    }
    return $directories;
  }

}

Classes

Name	Description
BalloonPanelPlugin	Defines the "balloonpanel" plugin.