public static function editor( $content, $editor_id, $settings = array() ) {
    $set            = self::parse_settings( $editor_id, $settings );
    $editor_class   = ' class="' . trim( esc_attr( $set['editor_class'] ) . ' wp-editor-area' ) . '"';
    $tabindex       = $set['tabindex'] ? ' tabindex="' . (int) $set['tabindex'] . '"' : '';
    $default_editor = 'html';
    $buttons        = '';
    $autocomplete   = '';
    $editor_id_attr = esc_attr( $editor_id );

    if ( $set['drag_drop_upload'] ) {
      self::$drag_drop_upload = true;
    }

    if ( ! empty( $set['editor_height'] ) ) {
      $height = ' style="height: ' . (int) $set['editor_height'] . 'px"';
    } else {
      $height = ' rows="' . (int) $set['textarea_rows'] . '"';
    }

    if ( ! current_user_can( 'upload_files' ) ) {
      $set['media_buttons'] = false;
    }

    if ( self::$this_tinymce ) {
      $autocomplete = ' autocomplete="off"';

      if ( self::$this_quicktags ) {
        $default_editor = $set['default_editor'] ? $set['default_editor'] : wp_default_editor();
        // 'html' is used for the "Text" editor tab.
        if ( 'html' !== $default_editor ) {
          $default_editor = 'tinymce';
        }

        $buttons .= '<button type="button" id="' . $editor_id_attr . '-tmce" class="wp-switch-editor switch-tmce"' .
          ' data-wp-editor-id="' . $editor_id_attr . '">' . _x( 'Visual', 'Name for the Visual editor tab' ) . "</button>\n";
        $buttons .= '<button type="button" id="' . $editor_id_attr . '-html" class="wp-switch-editor switch-html"' .
          ' data-wp-editor-id="' . $editor_id_attr . '">' . _x( 'Text', 'Name for the Text editor tab (formerly HTML)' ) . "</button>\n";
      } else {
        $default_editor = 'tinymce';
      }
    }

    $switch_class = 'html' === $default_editor ? 'html-active' : 'tmce-active';
    $wrap_class   = 'wp-core-ui wp-editor-wrap ' . $switch_class;

    if ( $set['_content_editor_dfw'] ) {
      $wrap_class .= ' has-dfw';
    }

    echo '<div id="wp-' . $editor_id_attr . '-wrap" class="' . $wrap_class . '">';

    if ( self::$editor_buttons_css ) {
      wp_print_styles( 'editor-buttons' );
      self::$editor_buttons_css = false;
    }

    if ( ! empty( $set['editor_css'] ) ) {
      echo $set['editor_css'] . "\n";
    }

    if ( ! empty( $buttons ) || $set['media_buttons'] ) {
      echo '<div id="wp-' . $editor_id_attr . '-editor-tools" class="wp-editor-tools hide-if-no-js">';

      if ( $set['media_buttons'] ) {
        self::$has_medialib = true;

        if ( ! function_exists( 'media_buttons' ) ) {
          include( ABSPATH . 'wp-admin/includes/media.php' );
        }

        echo '<div id="wp-' . $editor_id_attr . '-media-buttons" class="wp-media-buttons">';

        
/**
 * Fires after the default media button(s) are displayed.
 *
 * @since 2.5.0
 *
 * @param string $editor_id Unique editor identifier, e.g. 'content'.
 */
        do_action( 'media_buttons', $editor_id );
        echo "</div>\n";
      }

      echo '<div class="wp-editor-tabs">' . $buttons . "</div>\n";
      echo "</div>\n";
    }

    $quicktags_toolbar = '';

    if ( self::$this_quicktags ) {
      if ( 'content' === $editor_id && ! empty( $GLOBALS['current_screen'] ) && $GLOBALS['current_screen']->base === 'post' ) {
        $toolbar_id = 'ed_toolbar';
      } else {
        $toolbar_id = 'qt_' . $editor_id_attr . '_toolbar';
      }

      $quicktags_toolbar = '<div id="' . $toolbar_id . '" class="quicktags-toolbar"></div>';
    }