function book_copy_copy_book in Book Copy 7

Same name and namespace in other branches

1. 6 book_copy.module \book_copy_copy_book()

This function is intended to be called via drupals batch processing system and will clone an entire or partial book.

Parameters

object $book The book from which we are cloning content:

int $subtree The nid to start cloning from if 0 all book pages will be copied: if non-zero then only those nodes under the given nid in the tree hierarchy will be copied

array $context used to maintain state via batch code:

1 string reference to 'book_copy_copy_book'

book_copy_menu in ./book_copy.module

Implements hook_menu().

File

./book_copy.module, line 119

Code

function book_copy_copy_book($book, $subtree = 0) {
  $newbid = 0;

  // make sure this is part of a book
  if (isset($book->book)) {
    $bid = $book->book['bid'];
    $book = node_load($bid);
    $args = array(
      'bid' => $bid,
    );
    if (is_object($subtree)) {
      $mlid_res = db_query("SELECT ml.mlid FROM {menu_links} ml LEFT JOIN {book} b ON b.mlid = ml.mlid WHERE b.nid = :subtree", array(
        'subtree' => $subtree->nid,
      ));
      $mlid = $mlid_res
        ->fetchAll();
      $where = 'AND (ml.plid = :mlid OR ml.p1 = :mlid OR ml.p2 = :mlid OR ml.p3 = :mlid OR ml.p4 = :mlid OR ml.p5 = :mlid OR ml.p6 = :mlid OR ml.p7 = :mlid OR ml.p8 = :mlid OR ml.p9 = :mlid)';
      $args['mlid'] = $mlid[0]->mlid;
    }
    else {
      $where = '';
    }
    module_load_include('inc', 'clone', 'clone.pages');
    $result = db_query("SELECT ml.menu_name, ml.mlid, ml.plid, ml.link_path, ml.router_path, ml.link_title, ml.module, b.nid FROM {menu_links} ml LEFT JOIN {book} b ON b.mlid = ml.mlid WHERE b.bid = :bid " . $where . " ORDER BY ml.depth", $args);
    if ($result) {
      $mlinks = array();
      $nidmap = array();
      $mlidmap = array();
      $result = $result
        ->fetchAll();

      // loop through results
      foreach ($result as $row) {
        $plid = $row->plid;
        $mlid = $row->mlid;

        // clone item and save it into the map
        $nidmap[$row->nid] = clone_node_save($row->nid);

        // load the new node from the map
        $node = node_load($nidmap[$row->nid]);
        $mlidmap[$mlid] = $node->book['mlid'];

        // make sure this isn't the book root
        if ($newbid == 0) {
          $newbid = $nidmap[$row->nid];
          $message = $row->link_title;

          // book_copy alter to allow for modification during operation
          drupal_alter("book_copy", $node, $bid, $newbid);
        }
        if (is_object($subtree) || $node->nid != $newbid) {
          $node->book['bid'] = $newbid;
          node_save($node);
        }

        // save the menu link if the map is set
        if (isset($mlidmap[$plid])) {
          $node->book['plid'] = $mlidmap[$plid];
          menu_link_save($node->book);
        }
      }
      foreach ($nidmap as $snid => $nid) {

        // TODO use drupal_write_record function
        db_query('INSERT INTO {book_copy_history} (nid, bid, sbid, snid, copied) VALUES (:nid, :bid, :sbid, :snid, :copied)', array(
          'nid' => $nid,
          'bid' => $newbid,
          'sbid' => $bid,
          'snid' => $snid,
          'copied' => time(),
        ));
      }
      $book = node_load($newbid);
      $book->bookcopydata = array();
      $message = $book->title;
      $book->bookcopydata['message'] = t('Successfully cloned "%message", now viewing copy.', array(
        '%message' => $message,
      ));

      // ensure access to this outline
      if (_book_outline_access($book)) {
        $book->bookcopydata['url'] = 'node/' . $newbid . '/outline';
      }
      else {
        $book->bookcopydata['url'] = 'node/' . $newbid;
      }

      // allow for modification of the goto after duplication
      drupal_alter("book_copy_goto", $book);
      drupal_set_message($book->bookcopydata['message']);

      // go to the book copy address or the node itself based on permission
      drupal_goto($book->bookcopydata['url']);
    }
  }
}