Get all chapters within this book.
public chapters ( ) : Illuminate\Database\Eloquent\Relations\HasMany | ||
return | Illuminate\Database\Eloquent\Relations\HasMany |
/** * Get all child objects of a book. * Returns a sorted collection of Pages and Chapters. * Loads the book slug onto child elements to prevent access database access for getting the slug. * @param Book $book * @param bool $filterDrafts * @return mixed */ public function getChildren(Book $book, $filterDrafts = false) { $pageQuery = $book->pages()->where('chapter_id', '=', 0); $pageQuery = $this->permissionService->enforcePageRestrictions($pageQuery, 'view'); if ($filterDrafts) { $pageQuery = $pageQuery->where('draft', '=', false); } $pages = $pageQuery->get(); $chapterQuery = $book->chapters()->with(['pages' => function ($query) use($filterDrafts) { $this->permissionService->enforcePageRestrictions($query, 'view'); if ($filterDrafts) { $query->where('draft', '=', false); } }]); $chapterQuery = $this->permissionService->enforceChapterRestrictions($chapterQuery, 'view'); $chapters = $chapterQuery->get(); $children = $pages->values(); foreach ($chapters as $chapter) { $children->push($chapter); } $bookSlug = $book->slug; $children->each(function ($child) use($bookSlug) { $child->setAttribute('bookSlug', $bookSlug); if ($child->isA('chapter')) { $child->pages->each(function ($page) use($bookSlug) { $page->setAttribute('bookSlug', $bookSlug); }); $child->pages = $child->pages->sortBy(function ($child, $key) { $score = $child->priority; if ($child->draft) { $score -= 100; } return $score; }); } }); // Sort items with drafts first then by priority. return $children->sortBy(function ($child, $key) { $score = $child->priority; if ($child->isA('page') && $child->draft) { $score -= 100; } return $score; }); }
/** * Get all child objects of a book. * Returns a sorted collection of Pages and Chapters. * Loads the bookslug onto child elements to prevent access database access for getting the slug. * @param Book $book * @return mixed */ public function getChildren(Book $book) { $pages = $book->pages()->where('chapter_id', '=', 0)->get(); $chapters = $book->chapters()->with('pages')->get(); $children = $pages->merge($chapters); $bookSlug = $book->slug; $children->each(function ($child) use($bookSlug) { $child->setAttribute('bookSlug', $bookSlug); if ($child->isA('chapter')) { $child->pages->each(function ($page) use($bookSlug) { $page->setAttribute('bookSlug', $bookSlug); }); } }); return $children->sortBy('priority'); }
/** * Create a new chapter from request input. * @param $input * @param Book $book * @return Chapter */ public function createFromInput($input, Book $book) { $chapter = $this->chapter->newInstance($input); $chapter->slug = $this->findSuitableSlug($chapter->name, $book->id); $chapter->created_by = user()->id; $chapter->updated_by = user()->id; $chapter = $book->chapters()->save($chapter); $this->permissionService->buildJointPermissionsForEntity($chapter); return $chapter; }