function template_preprocess_book_all_books_block in Drupal 7

Same name and namespace in other branches

1. 8 core/modules/book/book.module \template_preprocess_book_all_books_block()
2. 9 core/modules/book/book.module \template_preprocess_book_all_books_block()
3. 10 core/modules/book/book.module \template_preprocess_book_all_books_block()

Processes variables for book-all-books-block.tpl.php.

All non-renderable elements are removed so that the template has full access to the structured data but can also simply iterate over all elements and render them (as in the default template).

Parameters

$variables: An associative array containing the following key:

• book_menus

See also

book-all-books-block.tpl.php

File

modules/book/book.module, line 1077

Allows users to create and organize related content in an outline.

Code

function template_preprocess_book_all_books_block(&$variables) {

  // Remove all non-renderable elements.
  $elements = $variables['book_menus'];
  $variables['book_menus'] = array();
  foreach (element_children($elements) as $index) {
    $variables['book_menus'][$index] = $elements[$index];
  }
}