Chris@0: <?php
Chris@0: 
Chris@0: /**
Chris@0:  * @file
Chris@0:  * Provide views data for book.module.
Chris@0:  *
Chris@0:  * @ingroup views_module_handlers
Chris@0:  */
Chris@0: 
Chris@0: /**
Chris@0:  * Implements hook_views_data().
Chris@0:  */
Chris@0: function book_views_data() {
Chris@0:   $data = [];
Chris@0:   $data['book'] = [];
Chris@0:   $data['book']['table'] = [];
Chris@0:   $data['book']['table']['group'] = t('Book');
Chris@0: 
Chris@0:   $data['book']['table']['join'] = [
Chris@0:     'node_field_data' => [
Chris@0:       'left_field' => 'nid',
Chris@0:       'field' => 'nid',
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['nid'] = [
Chris@0:     'title' => t('Page'),
Chris@0:     'help' => t('The book page node.'),
Chris@0:     'relationship' => [
Chris@0:       'base' => 'node_field_data',
Chris@0:       'id' => 'standard',
Chris@0:       'label' => t('Book Page'),
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['bid'] = [
Chris@0:     'title' => t('Top level book'),
Chris@0:     'help' => t('The book the node is in.'),
Chris@0:     'relationship' => [
Chris@0:       'base' => 'node_field_data',
Chris@0:       'id' => 'standard',
Chris@0:       'label' => t('Book'),
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['pid'] = [
Chris@0:     'title' => t('Parent'),
Chris@0:     'help' => t('The parent book node.'),
Chris@0:     'relationship' => [
Chris@0:       'base' => 'node_field_data',
Chris@0:       'id' => 'standard',
Chris@0:       'label' => t('Book Parent'),
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['has_children'] = [
Chris@0:     'title' => t('Page has Children'),
Chris@0:     'help' => t('Flag indicating whether this book page has children'),
Chris@0:     'field' => [
Chris@0:       'id' => 'boolean',
Chris@0:     ],
Chris@0:     'sort' => [
Chris@0:       'id' => 'standard',
Chris@0:     ],
Chris@0:     'filter' => [
Chris@0:       'id' => 'boolean',
Chris@0:       'label' => t('Has Children'),
Chris@0:     ],
Chris@0:     'argument' => [
Chris@0:       'id' => 'numeric',
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['weight'] = [
Chris@0:     'title' => t('Weight'),
Chris@0:     'help' => t('The weight of the book page.'),
Chris@0:     'field' => [
Chris@0:       'id' => 'numeric',
Chris@0:     ],
Chris@0:     'sort' => [
Chris@0:       'id' => 'standard',
Chris@0:     ],
Chris@0:   ];
Chris@0: 
Chris@0:   $data['book']['depth'] = [
Chris@0:     'title' => t('Depth'),
Chris@0:     'help' => t('The depth of the book page in the hierarchy; top level books have a depth of 1.'),
Chris@0:     'field' => [
Chris@0:       'id' => 'numeric',
Chris@0:     ],
Chris@0:     'sort' => [
Chris@0:       'id' => 'standard',
Chris@0:     ],
Chris@0:     'filter' => [
Chris@0:       'id' => 'numeric',
Chris@0:     ],
Chris@0:     'argument' => [
Chris@0:       'id' => 'standard',
Chris@0:     ],
Chris@0:   ];
Chris@0:   $parents = [
Chris@0:     1 => t('1st parent'),
Chris@0:     2 => t('2nd parent'),
Chris@0:     3 => t('3rd parent'),
Chris@0:     4 => t('4th parent'),
Chris@0:     5 => t('5th parent'),
Chris@0:     6 => t('6th parent'),
Chris@0:     7 => t('7th parent'),
Chris@0:     8 => t('8th parent'),
Chris@0:     9 => t('9th parent'),
Chris@0:   ];
Chris@0:   foreach ($parents as $i => $parent_label) {
Chris@0:     $data['book']["p$i"] = [
Chris@0:       'title' => $parent_label,
Chris@0:       'help' => t('The @parent of book node.', ['@parent' => $parent_label]),
Chris@0:       'relationship' => [
Chris@0:         'base' => 'node_field_data',
Chris@0:         'id' => 'standard',
Chris@0:         'label' => t('Book @parent', ['@parent' => $parent_label]),
Chris@0:       ],
Chris@0:     ];
Chris@0:   }
Chris@0: 
Chris@0:   return $data;
Chris@0: }