BookStack Code Mirror - bookstack/blob - app/Http/Controllers/BookSortController.php

   1 <?php
   2
   3 namespace BookStack\Http\Controllers;
   4
   5 use BookStack\Entities\Book;
   6 use BookStack\Entities\Managers\BookContents;
   7 use BookStack\Entities\Repos\BookRepo;
   8 use BookStack\Exceptions\SortOperationException;
   9 use BookStack\Facades\Activity;
  10 use Illuminate\Http\Request;
  11
  12 class BookSortController extends Controller
  13 {
  14
  15     protected $bookRepo;
  16
  17     /**
  18      * BookSortController constructor.
  19      * @param $bookRepo
  20      */
  21     public function __construct(BookRepo $bookRepo)
  22     {
  23         $this->bookRepo = $bookRepo;
  24         parent::__construct();
  25     }
  26
  27     /**
  28      * Shows the view which allows pages to be re-ordered and sorted.
  29      */
  30     public function show(string $bookSlug)
  31     {
  32         $book = $this->bookRepo->getBySlug($bookSlug);
  33         $this->checkOwnablePermission('book-update', $book);
  34
  35         $bookChildren = (new BookContents($book))->getTree(false);
  36
  37         $this->setPageTitle(trans('entities.books_sort_named', ['bookName'=>$book->getShortName()]));
  38         return view('books.sort', ['book' => $book, 'current' => $book, 'bookChildren' => $bookChildren]);
  39     }
  40
  41     /**
  42      * Shows the sort box for a single book.
  43      * Used via AJAX when loading in extra books to a sort.
  44      */
  45     public function showItem(string $bookSlug)
  46     {
  47         $book = $this->bookRepo->getBySlug($bookSlug);
  48         $bookChildren = (new BookContents($book))->getTree();
  49         return view('books.sort-box', ['book' => $book, 'bookChildren' => $bookChildren]);
  50     }
  51
  52     /**
  53      * Sorts a book using a given mapping array.
  54      */
  55     public function update(Request $request, string $bookSlug)
  56     {
  57         $book = $this->bookRepo->getBySlug($bookSlug);
  58         $this->checkOwnablePermission('book-update', $book);
  59
  60         // Return if no map sent
  61         if (!$request->filled('sort-tree')) {
  62             return redirect($book->getUrl());
  63         }
  64
  65         $sortMap = collect(json_decode($request->get('sort-tree')));
  66         $bookContents = new BookContents($book);
  67         $booksInvolved = collect();
  68
  69         try {
  70             $booksInvolved = $bookContents->sortUsingMap($sortMap);
  71         } catch (SortOperationException $exception) {
  72             $this->showPermissionError();
  73         }
  74
  75         // Rebuild permissions and add activity for involved books.
  76         $booksInvolved->each(function (Book $book) {
  77             Activity::add($book, 'book_sort', $book->id);
  78         });
  79
  80         return redirect($book->getUrl());
  81     }
  82 }