1<?php
2/**
3 * @file
4 * Provide views data and handlers for book.module
5 */
6
7/**
8 * @defgroup views_book_module book.module handlers
9 *
10 * @{
11 */
12
13/**
14 * Implementation of hook_views_data()
15 */
16function book_views_data() {
17  // ----------------------------------------------------------------------
18  // book table
19
20  $data['book']['table']['group']  = t('Book');
21  $data['book']['table']['join'] = array(
22    'node' => array(
23      'left_field' => 'nid',
24      'field' => 'nid',
25    ),
26  );
27
28  $data['book']['bid'] = array(
29    'title' => t('Top level book'),
30    'help' => t('The book the node is in.'),
31    'relationship' => array(
32      'base' => 'node',
33      'handler' => 'views_handler_relationship',
34      'label' => t('Book'),
35    ),
36    // There is no argument here; if you need an argument, add the relationship
37    // and use the node: nid argument.
38  );
39
40  // ----------------------------------------------------------------------
41  // menu_links table -- this is aliased so we can get just book relations
42
43  // Book hierarchy and weight data are now in {menu_links}.
44  $data['book_menu_links']['table']['group'] = t('Book');
45  $data['book_menu_links']['table']['join'] = array(
46    'node' => array(
47      'table' => 'menu_links',
48      'left_table' => 'book',
49      'left_field' => 'mlid',
50      'field' => 'mlid',
51    ),
52  );
53
54  $data['book_menu_links']['weight'] = array(
55    'title' => t('Weight'),
56    'help' => t('The weight of the book page.'),
57    'field' => array(
58      'handler' => 'views_handler_field_numeric',
59      'click sortable' => TRUE,
60    ),
61    'sort' => array(
62      'handler' => 'views_handler_sort',
63    ),
64  );
65
66  $data['book_menu_links']['depth'] = array(
67    'title' => t('Depth'),
68    'help' => t('The depth of the book page in the hierarchy; top level books have a depth of 1.'),
69    'field' => array(
70      'handler' => 'views_handler_field_numeric',
71      'click sortable' => TRUE,
72    ),
73    'sort' => array(
74      'handler' => 'views_handler_sort',
75    ),
76    'filter' => array(
77      'handler' => 'views_handler_filter_numeric',
78    ),
79    'argument' => array(
80      'handler' => 'views_handler_argument',
81    ),
82  );
83
84  $data['book_menu_links']['p'] = array(
85    'title' => t('Hierarchy'),
86    'help' => t('The order of pages in the book hierarchy.'),
87    'sort' => array(
88      'handler' => 'views_handler_sort_menu_hierarchy',
89    ),
90  );
91
92  // ----------------------------------------------------------------------
93  // book_parent table -- this is an alias of the book table which
94  // represents the parent book.
95
96  // The {book} record for the parent node.
97  $data['book_parent']['table']['group'] = t('Book');
98  $data['book_parent']['table']['join'] = array(
99    'node' => array(
100      'table' => 'book',
101      'left_table' => 'book_menu_links',
102      'left_field' => 'plid',
103      'field' => 'mlid',
104    ),
105  );
106
107  $data['book_parent']['nid'] = array(
108    'title' => t('Parent'),
109    'help' => t('The parent book node.'),
110    'relationship' => array(
111      'base' => 'node',
112      'base field' => 'nid',
113      'handler' => 'views_handler_relationship',
114      'label' => t('Book parent'),
115    ),
116  );
117
118  return $data;
119}
120
121/**
122 * @}
123 */
124