root / drupal7 / sites / all / themes / bootstrap / templates / book / book-navigation.vars.php @ 6d8023f2
| 1 | caf16a48 | Assos Assos | <?php
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| 2 | eefc2ac0 | Assos Assos | |
| 3 | caf16a48 | Assos Assos | /**
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| 4 | * @file
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| 5 | * Stub file for "book_navigation" theme hook [pre]process functions.
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| 6 | */
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| 7 | |||
| 8 | /**
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| 9 | * Pre-processes variables for the "book_navigation" theme hook.
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| 10 | *
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| 11 | * See template for list of available variables.
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| 12 | *
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| 13 | eefc2ac0 | Assos Assos | * @param array $variables
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| 14 | * An associative array of variables, passed by reference.
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| 15 | *
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| 16 | caf16a48 | Assos Assos | * @see book-navigation.tpl.php
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| 17 | *
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| 18 | * @ingroup theme_preprocess
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| 19 | */
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| 20 | eefc2ac0 | Assos Assos | function bootstrap_preprocess_book_navigation(array &$variables) { |
| 21 | caf16a48 | Assos Assos | $variables['tree'] = _bootstrap_book_children($variables['book_link']); |
| 22 | } |
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| 23 | |||
| 24 | /**
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| 25 | * Formats the menu links for the child pages of the current page.
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| 26 | *
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| 27 | * @param array $book_link
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| 28 | * A fully loaded menu link that is part of the book hierarchy.
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| 29 | *
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| 30 | * @return string
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| 31 | * HTML for the links to the child pages of the current page.
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| 32 | */
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| 33 | eefc2ac0 | Assos Assos | function _bootstrap_book_children(array $book_link) { |
| 34 | caf16a48 | Assos Assos | // Rebuild entire menu tree for the book.
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| 35 | $tree = menu_build_tree($book_link['menu_name']); |
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| 36 | $tree = menu_tree_output($tree); |
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| 37 | |||
| 38 | // Fix the theme hook suggestions.
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| 39 | _bootstrap_book_fix_theme_hooks($book_link['nid'], $tree); |
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| 40 | |||
| 41 | // Return the rendered output.
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| 42 | return drupal_render($tree); |
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| 43 | } |
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| 44 | |||
| 45 | /**
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| 46 | * Helper function to fix theme hooks in book TOC menus.
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| 47 | *
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| 48 | * @param int $bid
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| 49 | * The book identification number.
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| 50 | * @param array $element
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| 51 | * The element to iterate over, passed by reference.
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| 52 | * @param int $level
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| 53 | * Used internally to determine the current level of the menu.
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| 54 | */
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| 55 | function _bootstrap_book_fix_theme_hooks($bid, array &$element, $level = 0) { |
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| 56 | $hook = $level === 0 ? $bid : 'sub_menu__' . $bid; |
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| 57 | $element['#theme_wrappers'] = array('menu_tree__book_toc__' . $hook); |
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| 58 | foreach (element_children($element) as $child) { |
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| 59 | $element[$child]['#theme'] = 'menu_link__book_toc__' . $hook; |
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| 60 | // Iterate through all child menu items as well.
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| 61 | if (!empty($element[$child]['#below'])) { |
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| 62 | _bootstrap_book_fix_theme_hooks($bid, $element[$child]['#below'], ($level + 1)); |
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| 63 | } |
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| 64 | } |
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| 65 | } |