book_node_type

• Drupal 6
• Drupal 7

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Definition

book_node_type($op, $type)
modules/book/book.module, line 977

Description

Implementation of hook_node_type().

Update book module's persistent variables if the machine-readable name of a node type is changed.

Code

<?php
function book_node_type($op, $type) {

  switch ($op) {
    case 'update':
      if (!empty($type->old_type) && $type->old_type != $type->type) {
        // Update the list of node types that are allowed to be added to books.
        $allowed_types = variable_get('book_allowed_types', array('book'));
        $key = array_search($type->old_type, $allowed_types);
        if ($key !== FALSE) {
          $allowed_types[$type->type] = $allowed_types[$key] ? $type->type : 0;
          unset($allowed_types[$key]);
          variable_set('book_allowed_types', $allowed_types);
        }
        // Update the setting for the "Add child page" link.
        if (variable_get('book_child_type', 'book') == $type->old_type) {
          variable_set('book_child_type', $type->type);
        }
      }
      break;
  }
}
?>