BookStack Code Mirror - bookstack/blob - app/Uploads/Controllers/DrawioImageController.php

   1 <?php
   2
   3 namespace BookStack\Uploads\Controllers;
   4
   5 use BookStack\Exceptions\ImageUploadException;
   6 use BookStack\Http\Controller;
   7 use BookStack\Uploads\ImageRepo;
   8 use Exception;
   9 use Illuminate\Http\Request;
  10
  11 class DrawioImageController extends Controller
  12 {
  13     public function __construct(
  14         protected ImageRepo $imageRepo
  15     ) {
  16     }
  17
  18     /**
  19      * Get a list of gallery images, in a list.
  20      * Can be paged and filtered by entity.
  21      */
  22     public function list(Request $request)
  23     {
  24         $page = $request->get('page', 1);
  25         $searchTerm = $request->get('search', null);
  26         $uploadedToFilter = $request->get('uploaded_to', null);
  27         $parentTypeFilter = $request->get('filter_type', null);
  28
  29         $imgData = $this->imageRepo->getEntityFiltered('drawio', $parentTypeFilter, $page, 24, $uploadedToFilter, $searchTerm);
  30
  31         return view('pages.parts.image-manager-list', [
  32             'images'  => $imgData['images'],
  33             'hasMore' => $imgData['has_more'],
  34         ]);
  35     }
  36
  37     /**
  38      * Store a new gallery image in the system.
  39      *
  40      * @throws Exception
  41      */
  42     public function create(Request $request)
  43     {
  44         $this->validate($request, [
  45             'image'       => ['required', 'string'],
  46             'uploaded_to' => ['required', 'integer'],
  47         ]);
  48
  49         $this->checkPermission('image-create-all');
  50         $imageBase64Data = $request->get('image');
  51
  52         try {
  53             $uploadedTo = $request->get('uploaded_to', 0);
  54             $image = $this->imageRepo->saveDrawing($imageBase64Data, $uploadedTo);
  55         } catch (ImageUploadException $e) {
  56             return response($e->getMessage(), 500);
  57         }
  58
  59         return response()->json($image);
  60     }
  61
  62     /**
  63      * Get the content of an image based64 encoded.
  64      */
  65     public function getAsBase64($id)
  66     {
  67         try {
  68             $image = $this->imageRepo->getById($id);
  69         } catch (Exception $exception) {
  70             return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
  71         }
  72
  73         if ($image->type !== 'drawio' || !userCan('page-view', $image->getPage())) {
  74             return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
  75         }
  76
  77         $imageData = $this->imageRepo->getImageData($image);
  78         if (is_null($imageData)) {
  79             return $this->jsonError(trans('errors.drawing_data_not_found'), 404);
  80         }
  81
  82         return response()->json([
  83             'content' => base64_encode($imageData),
  84         ]);
  85     }
  86 }