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

   1 <?php
   2
   3 namespace BookStack\Http\Controllers\Images;
   4
   5 use BookStack\Entities\EntityProvider;
   6 use BookStack\Entities\Repos\EntityRepo;
   7 use BookStack\Exceptions\ImageUploadException;
   8 use BookStack\Uploads\ImageRepo;
   9 use Illuminate\Http\Request;
  10 use BookStack\Http\Controllers\Controller;
  11
  12 class CoverImageController extends Controller
  13 {
  14     protected $imageRepo;
  15     protected $entityRepo;
  16
  17     /**
  18      * CoverImageController constructor.
  19      * @param ImageRepo $imageRepo
  20      * @param EntityRepo $entityRepo
  21      */
  22     public function __construct(ImageRepo $imageRepo, EntityRepo $entityRepo)
  23     {
  24         $this->imageRepo = $imageRepo;
  25         $this->entityRepo = $entityRepo;
  26
  27         parent::__construct();
  28     }
  29
  30     /**
  31      * Get a list of cover images, in a list.
  32      * Can be paged and filtered by entity.
  33      * @param Request $request
  34      * @param string $entity
  35      * @return \Illuminate\Http\JsonResponse
  36      */
  37     public function list(Request $request, $entity)
  38     {
  39         if (!$this->isValidEntityTypeForCover($entity)) {
  40             return $this->jsonError(trans('errors.image_upload_type_error'));
  41         }
  42
  43         $page = $request->get('page', 1);
  44         $searchTerm = $request->get('search', null);
  45
  46         $type = 'cover_' . $entity;
  47         $imgData = $this->imageRepo->getPaginatedByType($type, $page, 24, null, $searchTerm);
  48         return response()->json($imgData);
  49     }
  50
  51     /**
  52      * Store a new cover image in the system.
  53      * @param Request $request
  54      * @param string $entity
  55      * @return Illuminate\Http\JsonResponse
  56      * @throws \Exception
  57      */
  58     public function create(Request $request, $entity)
  59     {
  60         $this->checkPermission('image-create-all');
  61         $this->validate($request, [
  62             'file' => $this->imageRepo->getImageValidationRules(),
  63             'uploaded_to' => 'required|integer'
  64         ]);
  65
  66         if (!$this->isValidEntityTypeForCover($entity)) {
  67             return $this->jsonError(trans('errors.image_upload_type_error'));
  68         }
  69
  70         $uploadedTo = $request->get('uploaded_to', 0);
  71         $entityInstance = $this->entityRepo->getById($entity, $uploadedTo);
  72         $this->checkOwnablePermission($entity . '-update', $entityInstance);
  73
  74         try {
  75             $type = 'cover_' . $entity;
  76             $imageUpload = $request->file('file');
  77             $image = $this->imageRepo->saveNew($imageUpload, $type, $uploadedTo);
  78         } catch (ImageUploadException $e) {
  79             return response($e->getMessage(), 500);
  80         }
  81
  82         return response()->json($image);
  83     }
  84
  85     /**
  86      * Check if the given entity type is valid entity to have cover images.
  87      * @param string $entityType
  88      * @return bool
  89      */
  90     protected function isValidEntityTypeForCover(string $entityType)
  91     {
  92         return ($entityType === 'book' || $entityType === 'bookshelf');
  93     }
  94
  95 }