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

   1 <?php
   2
   3 namespace BookStack\Http\Controllers;
   4
   5 use Activity;
   6 use BookStack\Services\ExportService;
   7 use Illuminate\Http\Request;
   8
   9 use Illuminate\Support\Facades\Auth;
  10 use BookStack\Http\Requests;
  11 use BookStack\Repos\BookRepo;
  12 use BookStack\Repos\ChapterRepo;
  13 use BookStack\Repos\PageRepo;
  14 use Views;
  15
  16 class PageController extends Controller
  17 {
  18
  19     protected $pageRepo;
  20     protected $bookRepo;
  21     protected $chapterRepo;
  22     protected $exportService;
  23
  24     /**
  25      * PageController constructor.
  26      * @param PageRepo      $pageRepo
  27      * @param BookRepo      $bookRepo
  28      * @param ChapterRepo   $chapterRepo
  29      * @param ExportService $exportService
  30      */
  31     public function __construct(PageRepo $pageRepo, BookRepo $bookRepo, ChapterRepo $chapterRepo, ExportService $exportService)
  32     {
  33         $this->pageRepo = $pageRepo;
  34         $this->bookRepo = $bookRepo;
  35         $this->chapterRepo = $chapterRepo;
  36         $this->exportService = $exportService;
  37         parent::__construct();
  38     }
  39
  40     /**
  41      * Show the form for creating a new page.
  42      *
  43      * @param      $bookSlug
  44      * @param bool $chapterSlug
  45      * @return Response
  46      * @internal param bool $pageSlug
  47      */
  48     public function create($bookSlug, $chapterSlug = false)
  49     {
  50         $this->checkPermission('page-create');
  51         $book = $this->bookRepo->getBySlug($bookSlug);
  52         $chapter = $chapterSlug ? $this->chapterRepo->getBySlug($chapterSlug, $book->id) : false;
  53         $this->setPageTitle('Create New Page');
  54         return view('pages/create', ['book' => $book, 'chapter' => $chapter]);
  55     }
  56
  57     /**
  58      * Store a newly created page in storage.
  59      *
  60      * @param  Request $request
  61      * @param          $bookSlug
  62      * @return Response
  63      */
  64     public function store(Request $request, $bookSlug)
  65     {
  66         $this->checkPermission('page-create');
  67         $this->validate($request, [
  68             'name'   => 'required|string|max:255'
  69         ]);
  70
  71         $input = $request->all();
  72         $book = $this->bookRepo->getBySlug($bookSlug);
  73         $chapterId = ($request->has('chapter') && $this->chapterRepo->idExists($request->get('chapter'))) ? $request->get('chapter') : null;
  74         $input['priority'] = $this->bookRepo->getNewPriority($book);
  75
  76         $page = $this->pageRepo->saveNew($input, $book, $chapterId);
  77
  78         Activity::add($page, 'page_create', $book->id);
  79         return redirect($page->getUrl());
  80     }
  81
  82     /**
  83      * Display the specified page.
  84      *
  85      * @param $bookSlug
  86      * @param $pageSlug
  87      * @return Response
  88      */
  89     public function show($bookSlug, $pageSlug)
  90     {
  91         $book = $this->bookRepo->getBySlug($bookSlug);
  92         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
  93         $sidebarTree = $this->bookRepo->getChildren($book);
  94         Views::add($page);
  95         $this->setPageTitle($page->getShortName());
  96         return view('pages/show', ['page' => $page, 'book' => $book, 'current' => $page, 'sidebarTree' => $sidebarTree]);
  97     }
  98
  99     /**
 100      * Show the form for editing the specified page.
 101      *
 102      * @param $bookSlug
 103      * @param $pageSlug
 104      * @return Response
 105      */
 106     public function edit($bookSlug, $pageSlug)
 107     {
 108         $this->checkPermission('page-update');
 109         $book = $this->bookRepo->getBySlug($bookSlug);
 110         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 111         $this->setPageTitle('Editing Page ' . $page->getShortName());
 112         return view('pages/edit', ['page' => $page, 'book' => $book, 'current' => $page]);
 113     }
 114
 115     /**
 116      * Update the specified page in storage.
 117      *
 118      * @param  Request $request
 119      * @param          $bookSlug
 120      * @param          $pageSlug
 121      * @return Response
 122      */
 123     public function update(Request $request, $bookSlug, $pageSlug)
 124     {
 125         $this->checkPermission('page-update');
 126         $this->validate($request, [
 127             'name'   => 'required|string|max:255'
 128         ]);
 129         $book = $this->bookRepo->getBySlug($bookSlug);
 130         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 131         $this->pageRepo->updatePage($page, $book->id, $request->all());
 132         Activity::add($page, 'page_update', $book->id);
 133         return redirect($page->getUrl());
 134     }
 135
 136     /**
 137      * Redirect from a special link url which
 138      * uses the page id rather than the name.
 139      * @param $pageId
 140      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 141      */
 142     public function redirectFromLink($pageId)
 143     {
 144         $page = $this->pageRepo->getById($pageId);
 145         return redirect($page->getUrl());
 146     }
 147
 148     /**
 149      * Show the deletion page for the specified page.
 150      * @param $bookSlug
 151      * @param $pageSlug
 152      * @return \Illuminate\View\View
 153      */
 154     public function showDelete($bookSlug, $pageSlug)
 155     {
 156         $this->checkPermission('page-delete');
 157         $book = $this->bookRepo->getBySlug($bookSlug);
 158         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 159         $this->setPageTitle('Delete Page ' . $page->getShortName());
 160         return view('pages/delete', ['book' => $book, 'page' => $page, 'current' => $page]);
 161     }
 162
 163     /**
 164      * Remove the specified page from storage.
 165      *
 166      * @param $bookSlug
 167      * @param $pageSlug
 168      * @return Response
 169      * @internal param int $id
 170      */
 171     public function destroy($bookSlug, $pageSlug)
 172     {
 173         $this->checkPermission('page-delete');
 174         $book = $this->bookRepo->getBySlug($bookSlug);
 175         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 176         Activity::addMessage('page_delete', $book->id, $page->name);
 177         $this->pageRepo->destroy($page);
 178         return redirect($book->getUrl());
 179     }
 180
 181     /**
 182      * Shows the last revisions for this page.
 183      * @param $bookSlug
 184      * @param $pageSlug
 185      * @return \Illuminate\View\View
 186      */
 187     public function showRevisions($bookSlug, $pageSlug)
 188     {
 189         $book = $this->bookRepo->getBySlug($bookSlug);
 190         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 191         $this->setPageTitle('Revisions For ' . $page->getShortName());
 192         return view('pages/revisions', ['page' => $page, 'book' => $book, 'current' => $page]);
 193     }
 194
 195     /**
 196      * Shows a preview of a single revision
 197      * @param $bookSlug
 198      * @param $pageSlug
 199      * @param $revisionId
 200      * @return \Illuminate\View\View
 201      */
 202     public function showRevision($bookSlug, $pageSlug, $revisionId)
 203     {
 204         $book = $this->bookRepo->getBySlug($bookSlug);
 205         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 206         $revision = $this->pageRepo->getRevisionById($revisionId);
 207         $page->fill($revision->toArray());
 208         $this->setPageTitle('Page Revision For ' . $page->getShortName());
 209         return view('pages/revision', ['page' => $page, 'book' => $book]);
 210     }
 211
 212     /**
 213      * Restores a page using the content of the specified revision.
 214      * @param $bookSlug
 215      * @param $pageSlug
 216      * @param $revisionId
 217      * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
 218      */
 219     public function restoreRevision($bookSlug, $pageSlug, $revisionId)
 220     {
 221         $this->checkPermission('page-update');
 222         $book = $this->bookRepo->getBySlug($bookSlug);
 223         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 224         $page = $this->pageRepo->restoreRevision($page, $book, $revisionId);
 225         Activity::add($page, 'page_restore', $book->id);
 226         return redirect($page->getUrl());
 227     }
 228
 229     public function exportPdf($bookSlug, $pageSlug)
 230     {
 231         $book = $this->bookRepo->getBySlug($bookSlug);
 232         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 233         $cssContent = file_get_contents(public_path('/css/styles.css'));
 234
 235         return $pdf->download($pageSlug . '.pdf');
 236     }
 237
 238     /**
 239      * Export a page to a self-contained HTML file.
 240      * @param $bookSlug
 241      * @param $pageSlug
 242      * @return \Illuminate\Http\Response
 243      */
 244     public function exportHtml($bookSlug, $pageSlug)
 245     {
 246         $book = $this->bookRepo->getBySlug($bookSlug);
 247         $page = $this->pageRepo->getBySlug($pageSlug, $book->id);
 248         $containedHtml = $this->exportService->pageToContainedHtml($page);
 249         return response()->make($containedHtml, 200, [
 250             'Content-Type' => 'application/octet-stream',
 251             'Content-Disposition' => 'attachment; filename="'.$pageSlug.'.html'
 252         ]);
 253     }
 254 }