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<?php

/**

 * @file

 * Class for the Panelizer file entity plugin.

 */

/**

 * Panelizer Entity file plugin class.

 *

 * Handles file specific functionality for Panelizer.

 */

class PanelizerEntityFile extends PanelizerEntityDefault {

  public $entity_admin_root = 'admin/structure/file-types/%';

  public $entity_admin_bundle = 3;

  public $views_table = 'file_managed';

  public function entity_access($op, $entity) {

    return file_entity_access($op, $entity);

  }

  /**

   * Implement the save function for the entity.

   */

  public function entity_save($entity) {

    file_save($entity);

  }

  /**

   * Implement the save function for the entity.

   */

  public function entity_allows_revisions($entity) {

    return array(FALSE, FALSE);

  }

  public function settings_form(&$form, &$form_state) {

    parent::settings_form($form, $form_state);

    $warn = FALSE;

    foreach ($this->plugin['bundles'] as $info) {

      if (!empty($info['status'])) {

        $warn = TRUE;

        break;

      }

    }

    if ($warn) {

      $task = page_manager_get_task('file_view');

      if (!empty($task['disabled'])) {

        drupal_set_message('The file template page is currently not enabled in page manager. You must enable this for Panelizer to be able to panelize files.', 'warning');

      }

      $handler = page_manager_load_task_handler($task, '', 'file_view_panelizer');

      if (!empty($handler->disabled)) {

        drupal_set_message('The panelizer variant on the file template page is currently not enabled in page manager. You must enable this for Panelizer to be able to panelize files.', 'warning');

      }

    }

  }

  public function entity_identifier($entity) {

    return t('This file');

  }

  public function entity_bundle_label() {

    return t('File type');

  }

  function get_default_display($bundle, $view_mode) {

    // For now we just go with the empty display.

    // @todo come up with a better default display.

    return parent::get_default_display($bundle, $view_mode);

  }

  /**

   * Implements a delegated hook_page_manager_handlers().

   *

   * This makes sure that all panelized entities have the proper entry

   * in page manager for rendering.

   */

  public function hook_default_page_manager_handlers(&$handlers) {

    page_manager_get_task('file_view');

    $handler = new stdClass;

    $handler->disabled = FALSE; /* Edit this to true to make a default handler disabled initially */

    $handler->api_version = 1;

    $handler->name = 'file_view_panelizer';

    $handler->task = 'file_view';

    $handler->subtask = '';

    $handler->handler = 'panelizer_node';

    $handler->weight = -100;

    $handler->conf = array(

      'title' => t('File panelizer'),

      'context' => 'argument_entity_id:file_1',

      'access' => array(),

    );

    $handlers['file_view_panelizer'] = $handler;

    return $handlers;

  }

  /**

   * Implements a delegated hook_form_alter.

   *

   * We want to add Panelizer settings for the bundle to the file type form.

   */

  public function hook_form_alter(&$form, &$form_state, $form_id) {

    if ($form_id == 'file_entity_file_type_form') {

      if (isset($form['#file_type'])) {

        $bundle = $form['#file_type']->type;

        $this->add_bundle_setting_form($form, $form_state, $bundle, array('machine_name'));

      }

    }

  }

  public function hook_page_alter(&$page) {

  }

  public function hook_views_plugins_alter(&$plugins) {

  }

}