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

   1 <?php namespace BookStack\Http\Controllers;
   2
   3 use Activity;
   4 use BookStack\Auth\UserRepo;
   5 use BookStack\Entities\Book;
   6 use BookStack\Entities\Repos\EntityRepo;
   7 use BookStack\Entities\ExportService;
   8 use Illuminate\Http\Request;
   9 use Illuminate\Http\Response;
  10 use Views;
  11
  12 class BookController extends Controller
  13 {
  14
  15     protected $entityRepo;
  16     protected $userRepo;
  17     protected $exportService;
  18
  19     /**
  20      * BookController constructor.
  21      * @param EntityRepo $entityRepo
  22      * @param \BookStack\Auth\UserRepo $userRepo
  23      * @param \BookStack\Entities\ExportService $exportService
  24      */
  25     public function __construct(EntityRepo $entityRepo, UserRepo $userRepo, ExportService $exportService)
  26     {
  27         $this->entityRepo = $entityRepo;
  28         $this->userRepo = $userRepo;
  29         $this->exportService = $exportService;
  30         parent::__construct();
  31     }
  32
  33     /**
  34      * Display a listing of the book.
  35      * @return Response
  36      */
  37     public function index()
  38     {
  39         $view = setting()->getUser($this->currentUser, 'books_view_type', config('app.views.books'));
  40         $sort = setting()->getUser($this->currentUser, 'books_sort', 'name');
  41         $order = setting()->getUser($this->currentUser, 'books_sort_order', 'asc');
  42         $sortOptions = [
  43             'name' => trans('common.sort_name'),
  44             'created_at' => trans('common.sort_created_at'),
  45             'updated_at' => trans('common.sort_updated_at'),
  46         ];
  47
  48         $books = $this->entityRepo->getAllPaginated('book', 18, $sort, $order);
  49         $recents = $this->signedIn ? $this->entityRepo->getRecentlyViewed('book', 4, 0) : false;
  50         $popular = $this->entityRepo->getPopular('book', 4, 0);
  51         $new = $this->entityRepo->getRecentlyCreated('book', 4, 0);
  52
  53         $this->setPageTitle(trans('entities.books'));
  54         return view('books/index', [
  55             'books' => $books,
  56             'recents' => $recents,
  57             'popular' => $popular,
  58             'new' => $new,
  59             'view' => $view,
  60             'sort' => $sort,
  61             'order' => $order,
  62             'sortOptions' => $sortOptions,
  63         ]);
  64     }
  65
  66     /**
  67      * Show the form for creating a new book.
  68      * @return Response
  69      */
  70     public function create()
  71     {
  72         $this->checkPermission('book-create-all');
  73         $this->setPageTitle(trans('entities.books_create'));
  74         return view('books/create');
  75     }
  76
  77     /**
  78      * Store a newly created book in storage.
  79      *
  80      * @param  Request $request
  81      * @return Response
  82      */
  83     public function store(Request $request)
  84     {
  85         $this->checkPermission('book-create-all');
  86         $this->validate($request, [
  87             'name' => 'required|string|max:255',
  88             'description' => 'string|max:1000'
  89         ]);
  90         $book = $this->entityRepo->createFromInput('book', $request->all());
  91         Activity::add($book, 'book_create', $book->id);
  92         return redirect($book->getUrl());
  93     }
  94
  95     /**
  96      * Display the specified book.
  97      * @param $slug
  98      * @return Response
  99      */
 100     public function show($slug)
 101     {
 102         $book = $this->entityRepo->getBySlug('book', $slug);
 103         $this->checkOwnablePermission('book-view', $book);
 104         $bookChildren = $this->entityRepo->getBookChildren($book);
 105         Views::add($book);
 106         $this->setPageTitle($book->getShortName());
 107         return view('books/show', [
 108             'book' => $book,
 109             'current' => $book,
 110             'bookChildren' => $bookChildren,
 111             'activity' => Activity::entityActivity($book, 20, 0)
 112         ]);
 113     }
 114
 115     /**
 116      * Show the form for editing the specified book.
 117      * @param $slug
 118      * @return Response
 119      */
 120     public function edit($slug)
 121     {
 122         $book = $this->entityRepo->getBySlug('book', $slug);
 123         $this->checkOwnablePermission('book-update', $book);
 124         $this->setPageTitle(trans('entities.books_edit_named', ['bookName'=>$book->getShortName()]));
 125         return view('books/edit', ['book' => $book, 'current' => $book]);
 126     }
 127
 128     /**
 129      * Update the specified book in storage.
 130      * @param  Request $request
 131      * @param          $slug
 132      * @return Response
 133      */
 134     public function update(Request $request, $slug)
 135     {
 136         $book = $this->entityRepo->getBySlug('book', $slug);
 137         $this->checkOwnablePermission('book-update', $book);
 138         $this->validate($request, [
 139             'name' => 'required|string|max:255',
 140             'description' => 'string|max:1000'
 141         ]);
 142          $book = $this->entityRepo->updateFromInput('book', $book, $request->all());
 143          Activity::add($book, 'book_update', $book->id);
 144          return redirect($book->getUrl());
 145     }
 146
 147     /**
 148      * Shows the page to confirm deletion
 149      * @param $bookSlug
 150      * @return \Illuminate\View\View
 151      */
 152     public function showDelete($bookSlug)
 153     {
 154         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 155         $this->checkOwnablePermission('book-delete', $book);
 156         $this->setPageTitle(trans('entities.books_delete_named', ['bookName'=>$book->getShortName()]));
 157         return view('books/delete', ['book' => $book, 'current' => $book]);
 158     }
 159
 160     /**
 161      * Shows the view which allows pages to be re-ordered and sorted.
 162      * @param string $bookSlug
 163      * @return \Illuminate\View\View
 164      */
 165     public function sort($bookSlug)
 166     {
 167         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 168         $this->checkOwnablePermission('book-update', $book);
 169         $bookChildren = $this->entityRepo->getBookChildren($book, true);
 170         $books = $this->entityRepo->getAll('book', false, 'update');
 171         $this->setPageTitle(trans('entities.books_sort_named', ['bookName'=>$book->getShortName()]));
 172         return view('books/sort', ['book' => $book, 'current' => $book, 'books' => $books, 'bookChildren' => $bookChildren]);
 173     }
 174
 175     /**
 176      * Shows the sort box for a single book.
 177      * Used via AJAX when loading in extra books to a sort.
 178      * @param $bookSlug
 179      * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
 180      */
 181     public function getSortItem($bookSlug)
 182     {
 183         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 184         $bookChildren = $this->entityRepo->getBookChildren($book);
 185         return view('books/sort-box', ['book' => $book, 'bookChildren' => $bookChildren]);
 186     }
 187
 188     /**
 189      * Saves an array of sort mapping to pages and chapters.
 190      * @param  string $bookSlug
 191      * @param Request $request
 192      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 193      */
 194     public function saveSort($bookSlug, Request $request)
 195     {
 196         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 197         $this->checkOwnablePermission('book-update', $book);
 198
 199         // Return if no map sent
 200         if (!$request->filled('sort-tree')) {
 201             return redirect($book->getUrl());
 202         }
 203
 204         // Sort pages and chapters
 205         $sortMap = collect(json_decode($request->get('sort-tree')));
 206         $bookIdsInvolved = collect([$book->id]);
 207
 208         // Load models into map
 209         $sortMap->each(function ($mapItem) use ($bookIdsInvolved) {
 210             $mapItem->type = ($mapItem->type === 'page' ? 'page' : 'chapter');
 211             $mapItem->model = $this->entityRepo->getById($mapItem->type, $mapItem->id);
 212             // Store source and target books
 213             $bookIdsInvolved->push(intval($mapItem->model->book_id));
 214             $bookIdsInvolved->push(intval($mapItem->book));
 215         });
 216
 217         // Get the books involved in the sort
 218         $bookIdsInvolved = $bookIdsInvolved->unique()->toArray();
 219         $booksInvolved = $this->entityRepo->getManyById('book', $bookIdsInvolved, false, true);
 220         // Throw permission error if invalid ids or inaccessible books given.
 221         if (count($bookIdsInvolved) !== count($booksInvolved)) {
 222             $this->showPermissionError();
 223         }
 224         // Check permissions of involved books
 225         $booksInvolved->each(function (Book $book) {
 226              $this->checkOwnablePermission('book-update', $book);
 227         });
 228
 229         // Perform the sort
 230         $sortMap->each(function ($mapItem) {
 231             $model = $mapItem->model;
 232
 233             $priorityChanged = intval($model->priority) !== intval($mapItem->sort);
 234             $bookChanged = intval($model->book_id) !== intval($mapItem->book);
 235             $chapterChanged = ($mapItem->type === 'page') && intval($model->chapter_id) !== $mapItem->parentChapter;
 236
 237             if ($bookChanged) {
 238                 $this->entityRepo->changeBook($mapItem->type, $mapItem->book, $model);
 239             }
 240             if ($chapterChanged) {
 241                 $model->chapter_id = intval($mapItem->parentChapter);
 242                 $model->save();
 243             }
 244             if ($priorityChanged) {
 245                 $model->priority = intval($mapItem->sort);
 246                 $model->save();
 247             }
 248         });
 249
 250         // Rebuild permissions and add activity for involved books.
 251         $booksInvolved->each(function (Book $book) {
 252             $this->entityRepo->buildJointPermissionsForBook($book);
 253             Activity::add($book, 'book_sort', $book->id);
 254         });
 255
 256         return redirect($book->getUrl());
 257     }
 258
 259     /**
 260      * Remove the specified book from storage.
 261      * @param $bookSlug
 262      * @return Response
 263      */
 264     public function destroy($bookSlug)
 265     {
 266         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 267         $this->checkOwnablePermission('book-delete', $book);
 268         Activity::addMessage('book_delete', 0, $book->name);
 269         $this->entityRepo->destroyBook($book);
 270         return redirect('/books');
 271     }
 272
 273     /**
 274      * Show the Restrictions view.
 275      * @param $bookSlug
 276      * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
 277      */
 278     public function showPermissions($bookSlug)
 279     {
 280         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 281         $this->checkOwnablePermission('restrictions-manage', $book);
 282         $roles = $this->userRepo->getRestrictableRoles();
 283         return view('books.permissions', [
 284             'book' => $book,
 285             'roles' => $roles
 286         ]);
 287     }
 288
 289     /**
 290      * Set the restrictions for this book.
 291      * @param $bookSlug
 292      * @param Request $request
 293      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 294      * @throws \BookStack\Exceptions\NotFoundException
 295      * @throws \Throwable
 296      */
 297     public function permissions($bookSlug, Request $request)
 298     {
 299         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 300         $this->checkOwnablePermission('restrictions-manage', $book);
 301         $this->entityRepo->updateEntityPermissionsFromRequest($request, $book);
 302         session()->flash('success', trans('entities.books_permissions_updated'));
 303         return redirect($book->getUrl());
 304     }
 305
 306     /**
 307      * Export a book as a PDF file.
 308      * @param string $bookSlug
 309      * @return mixed
 310      */
 311     public function exportPdf($bookSlug)
 312     {
 313         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 314         $pdfContent = $this->exportService->bookToPdf($book);
 315         return $this->downloadResponse($pdfContent, $bookSlug . '.pdf');
 316     }
 317
 318     /**
 319      * Export a book as a contained HTML file.
 320      * @param string $bookSlug
 321      * @return mixed
 322      */
 323     public function exportHtml($bookSlug)
 324     {
 325         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 326         $htmlContent = $this->exportService->bookToContainedHtml($book);
 327         return $this->downloadResponse($htmlContent, $bookSlug . '.html');
 328     }
 329
 330     /**
 331      * Export a book as a plain text file.
 332      * @param $bookSlug
 333      * @return mixed
 334      */
 335     public function exportPlainText($bookSlug)
 336     {
 337         $book = $this->entityRepo->getBySlug('book', $bookSlug);
 338         $textContent = $this->exportService->bookToPlainText($book);
 339         return $this->downloadResponse($textContent, $bookSlug . '.txt');
 340     }
 341 }