| 6 book.module | _book_parent_depth_limit($book_link) |
| 7 book.module | _book_parent_depth_limit($book_link) |
| 8 book.module | _book_parent_depth_limit($book_link) |
Finds the depth limit for items in the parent select.
Parameters
$book_link: A fully loaded menu link that is part of the book hierarchy.
Return value
The depth limit for items in the parent select.
2 calls to _book_parent_depth_limit()
File
- modules/
book/ book.module, line 1014 - Allows users to create and organize related content in an outline.
Code
function _book_parent_depth_limit($book_link) {
return MENU_MAX_DEPTH - 1 - (($book_link['mlid'] && $book_link['has_children']) ? menu_link_children_relative_depth($book_link) : 0);
}