Club Drupal

<?php

/**

 * @file

 * Implements actions for managing books (book.module).

 */

function views_bulk_operations_book_action_info() {

  $actions = array();

  if (module_exists('book')) {

    $actions['views_bulk_operations_move_to_book_action'] = array(

      'type' => 'node',

      'label' => t('Move to book'),

      'configurable' => TRUE,

      'behavior' => array('changes_property'),

    );

    $actions['views_bulk_operations_remove_from_book_action'] = array(

      'type' => 'node',

      'label' => t('Remove from book'),

      'configurable' => FALSE,

    );

  }

  return $actions;

}

function views_bulk_operations_move_to_book_action_form($context) {

  $form = array();

  if (!isset($context['book'])) {

    $context['book'] = '';

  }

  $options = array();

  $books = book_get_books();

  foreach ($books as $value) {

    $options[$value['nid']] = $value['title'];

  }

  if (empty($options)) {

    drupal_set_message(t('You have no books.'), 'error');

    return array();

  }

  $form['book'] = array(

    '#type' => 'select',

    '#title' => t('Choose a parent book'),

    '#options' => $options,

    '#description' => t('Select the parent book page you wish to move the book page into'),

  );

  return $form;

}

function views_bulk_operations_move_to_book_action_submit($form, $form_state) {

  return array('book' => $form_state['values']['book']);

}

function views_bulk_operations_move_to_book_action($node, $context = array()) {

  if (isset($context['book'])) {

    $book_node = node_load($context['book']);

    $mlid = db_select('menu_links' , 'ml')

      ->condition('ml.link_path' , 'node/' . $node->nid)

      ->fields('ml' , array('mlid'))

      ->execute()

      ->fetchField();

    $node->book['mlid'] = $mlid;

    $node->book['bid'] = $book_node->nid;

    $node->book['plid'] = $book_node->book['mlid'];

    $node->book['module'] = 'book';

  }

}

/**

 * Adds the action 'Remove node from a parent book'

 */

function views_bulk_operations_remove_from_book_action($node, $context) {

  $book = $node->book['mlid'];

  book_node_delete($node);

}