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

   1 <?php namespace BookStack\Http\Controllers;
   2
   3 use Activity;
   4 use BookStack\Services\ExportService;
   5 use Illuminate\Http\Request;
   6 use BookStack\Http\Requests;
   7 use BookStack\Repos\BookRepo;
   8 use BookStack\Repos\ChapterRepo;
   9 use BookStack\Repos\PageRepo;
  10 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
  11 use Views;
  12
  13 class PageController extends Controller
  14 {
  15
  16     protected $pageRepo;
  17     protected $bookRepo;
  18     protected $chapterRepo;
  19     protected $exportService;
  20
  21     /**
  22      * PageController constructor.
  23      * @param PageRepo      $pageRepo
  24      * @param BookRepo      $bookRepo
  25      * @param ChapterRepo   $chapterRepo
  26      * @param ExportService $exportService
  27      */
  28     public function __construct(PageRepo $pageRepo, BookRepo $bookRepo, ChapterRepo $chapterRepo, ExportService $exportService)
  29     {
  30         $this->pageRepo = $pageRepo;
  31         $this->bookRepo = $bookRepo;
  32         $this->chapterRepo = $chapterRepo;
  33         $this->exportService = $exportService;
  34         parent::__construct();
  35     }
  36
  37     /**
  38      * Show the form for creating a new page.
  39      * @param      $bookSlug
  40      * @param bool $chapterSlug
  41      * @return Response
  42      * @internal param bool $pageSlug
  43      */
  44     public function create($bookSlug, $chapterSlug = false)
  45     {
  46         $book = $this->bookRepo->getBySlug($bookSlug);
  47         $chapter = $chapterSlug ? $this->chapterRepo->getBySlug($chapterSlug, $book->id) : false;
  48         $parent = $chapter ? $chapter : $book;
  49         $this->checkOwnablePermission('page-create', $parent);
  50         $this->setPageTitle('Create New Page');
  51         return view('pages/create', ['book' => $book, 'chapter' => $chapter]);
  52     }
  53
  54     /**
  55      * Store a newly created page in storage.
  56      * @param  Request $request
  57      * @param          $bookSlug
  58      * @return Response
  59      */
  60     public function store(Request $request, $bookSlug)
  61     {
  62         $this->validate($request, [
  63             'name'   => 'required|string|max:255'
  64         ]);
  65
  66         $input = $request->all();
  67         $book = $this->bookRepo->getBySlug($bookSlug);
  68         $chapterId = ($request->has('chapter') && $this->chapterRepo->idExists($request->get('chapter'))) ? $request->get('chapter') : null;
  69         $parent = $chapterId !== null ? $this->chapterRepo->getById($chapterId) : $book;
  70         $this->checkOwnablePermission('page-create', $parent);
  71         $input['priority'] = $this->bookRepo->getNewPriority($book);
  72
  73         $page = $this->pageRepo->saveNew($input, $book, $chapterId);
  74
  75         Activity::add($page, 'page_create', $book->id);
  76         return redirect($page->getUrl());
  77     }
  78
  79     /**
  80      * Display the specified page.
  81      * If the page is not found via the slug the
  82      * revisions are searched for a match.
  83      * @param $bookSlug
  84      * @param $pageSlug
  85      * @return Response
  86      */
  87     public function show($bookSlug, $pageSlug)
  88     {
  89         $book = $this->bookRepo->getBySlug($bookSlug);
  90
  91         try {
  92             $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
  93         } catch (NotFoundHttpException $e) {
  94             $page = $this->pageRepo->findPageUsingOldSlug($pageSlug, $bookSlug);
  95             if ($page === null) abort(404);
  96             return redirect($page->getUrl());
  97         }
  98
  99         $sidebarTree = $this->bookRepo->getChildren($book);
 100         Views::add($page);
 101         $this->setPageTitle($page->getShortName());
 102         return view('pages/show', ['page' => $page, 'book' => $book, 'current' => $page, 'sidebarTree' => $sidebarTree]);
 103     }
 104
 105     /**
 106      * Show the form for editing the specified page.
 107      * @param $bookSlug
 108      * @param $pageSlug
 109      * @return Response
 110      */
 111     public function edit($bookSlug, $pageSlug)
 112     {
 113         $book = $this->bookRepo->getBySlug($bookSlug);
 114         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 115         $this->checkOwnablePermission('page-update', $page);
 116         $this->setPageTitle('Editing Page ' . $page->getShortName());
 117         return view('pages/edit', ['page' => $page, 'book' => $book, 'current' => $page]);
 118     }
 119
 120     /**
 121      * Update the specified page in storage.
 122      * @param  Request $request
 123      * @param          $bookSlug
 124      * @param          $pageSlug
 125      * @return Response
 126      */
 127     public function update(Request $request, $bookSlug, $pageSlug)
 128     {
 129         $this->validate($request, [
 130             'name'   => 'required|string|max:255'
 131         ]);
 132         $book = $this->bookRepo->getBySlug($bookSlug);
 133         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 134         $this->checkOwnablePermission('page-update', $page);
 135         $this->pageRepo->updatePage($page, $book->id, $request->all());
 136         Activity::add($page, 'page_update', $book->id);
 137         return redirect($page->getUrl());
 138     }
 139
 140     /**
 141      * Redirect from a special link url which
 142      * uses the page id rather than the name.
 143      * @param $pageId
 144      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 145      */
 146     public function redirectFromLink($pageId)
 147     {
 148         $page = $this->pageRepo->getById($pageId);
 149         return redirect($page->getUrl());
 150     }
 151
 152     /**
 153      * Show the deletion page for the specified page.
 154      * @param $bookSlug
 155      * @param $pageSlug
 156      * @return \Illuminate\View\View
 157      */
 158     public function showDelete($bookSlug, $pageSlug)
 159     {
 160         $book = $this->bookRepo->getBySlug($bookSlug);
 161         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 162         $this->checkOwnablePermission('page-delete', $page);
 163         $this->setPageTitle('Delete Page ' . $page->getShortName());
 164         return view('pages/delete', ['book' => $book, 'page' => $page, 'current' => $page]);
 165     }
 166
 167     /**
 168      * Remove the specified page from storage.
 169      *
 170      * @param $bookSlug
 171      * @param $pageSlug
 172      * @return Response
 173      * @internal param int $id
 174      */
 175     public function destroy($bookSlug, $pageSlug)
 176     {
 177         $book = $this->bookRepo->getBySlug($bookSlug);
 178         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 179         $this->checkOwnablePermission('page-delete', $page);
 180         Activity::addMessage('page_delete', $book->id, $page->name);
 181         $this->pageRepo->destroy($page);
 182         return redirect($book->getUrl());
 183     }
 184
 185     /**
 186      * Shows the last revisions for this page.
 187      * @param $bookSlug
 188      * @param $pageSlug
 189      * @return \Illuminate\View\View
 190      */
 191     public function showRevisions($bookSlug, $pageSlug)
 192     {
 193         $book = $this->bookRepo->getBySlug($bookSlug);
 194         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 195         $this->setPageTitle('Revisions For ' . $page->getShortName());
 196         return view('pages/revisions', ['page' => $page, 'book' => $book, 'current' => $page]);
 197     }
 198
 199     /**
 200      * Shows a preview of a single revision
 201      * @param $bookSlug
 202      * @param $pageSlug
 203      * @param $revisionId
 204      * @return \Illuminate\View\View
 205      */
 206     public function showRevision($bookSlug, $pageSlug, $revisionId)
 207     {
 208         $book = $this->bookRepo->getBySlug($bookSlug);
 209         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 210         $revision = $this->pageRepo->getRevisionById($revisionId);
 211         $page->fill($revision->toArray());
 212         $this->setPageTitle('Page Revision For ' . $page->getShortName());
 213         return view('pages/revision', ['page' => $page, 'book' => $book]);
 214     }
 215
 216     /**
 217      * Restores a page using the content of the specified revision.
 218      * @param $bookSlug
 219      * @param $pageSlug
 220      * @param $revisionId
 221      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 222      */
 223     public function restoreRevision($bookSlug, $pageSlug, $revisionId)
 224     {
 225         $book = $this->bookRepo->getBySlug($bookSlug);
 226         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 227         $this->checkOwnablePermission('page-update', $page);
 228         $page = $this->pageRepo->restoreRevision($page, $book, $revisionId);
 229         Activity::add($page, 'page_restore', $book->id);
 230         return redirect($page->getUrl());
 231     }
 232
 233     /**
 234      * Exports a page to pdf format using barryvdh/laravel-dompdf wrapper.
 235      * https://github.com/barryvdh/laravel-dompdf
 236      * @param $bookSlug
 237      * @param $pageSlug
 238      * @return \Illuminate\Http\Response
 239      */
 240     public function exportPdf($bookSlug, $pageSlug)
 241     {
 242         $book = $this->bookRepo->getBySlug($bookSlug);
 243         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 244         $pdfContent = $this->exportService->pageToPdf($page);
 245         return response()->make($pdfContent, 200, [
 246             'Content-Type' => 'application/octet-stream',
 247             'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.pdf'
 248         ]);
 249     }
 250
 251     /**
 252      * Export a page to a self-contained HTML file.
 253      * @param $bookSlug
 254      * @param $pageSlug
 255      * @return \Illuminate\Http\Response
 256      */
 257     public function exportHtml($bookSlug, $pageSlug)
 258     {
 259         $book = $this->bookRepo->getBySlug($bookSlug);
 260         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 261         $containedHtml = $this->exportService->pageToContainedHtml($page);
 262         return response()->make($containedHtml, 200, [
 263             'Content-Type' => 'application/octet-stream',
 264             'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.html'
 265         ]);
 266     }
 267
 268     /**
 269      * Export a page to a simple plaintext .txt file.
 270      * @param $bookSlug
 271      * @param $pageSlug
 272      * @return \Illuminate\Http\Response
 273      */
 274     public function exportPlainText($bookSlug, $pageSlug)
 275     {
 276         $book = $this->bookRepo->getBySlug($bookSlug);
 277         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 278         $containedHtml = $this->exportService->pageToPlainText($page);
 279         return response()->make($containedHtml, 200, [
 280             'Content-Type' => 'application/octet-stream',
 281             'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.txt'
 282         ]);
 283     }
 284
 285     /**
 286      * Show a listing of recently created pages
 287      * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
 288      */
 289     public function showRecentlyCreated()
 290     {
 291         $pages = $this->pageRepo->getRecentlyCreatedPaginated(20);
 292         return view('pages/detailed-listing', [
 293             'title' => 'Recently Created Pages',
 294             'pages' => $pages
 295         ]);
 296     }
 297
 298     /**
 299      * Show a listing of recently created pages
 300      * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
 301      */
 302     public function showRecentlyUpdated()
 303     {
 304         $pages = $this->pageRepo->getRecentlyUpdatedPaginated(20);
 305         return view('pages/detailed-listing', [
 306             'title' => 'Recently Updated Pages',
 307             'pages' => $pages
 308         ]);
 309     }
 310
 311 }