132 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
			
		
		
	
	
			132 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
<?php
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namespace BookStack\Http\Controllers\Images;
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use BookStack\Exceptions\ImageUploadException;
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use BookStack\Exceptions\NotFoundException;
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use BookStack\Http\Controllers\Controller;
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use BookStack\Uploads\Image;
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use BookStack\Uploads\ImageRepo;
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use BookStack\Uploads\ImageService;
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use Exception;
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use Illuminate\Filesystem\Filesystem as File;
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use Illuminate\Filesystem\FilesystemAdapter;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Storage;
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use Illuminate\Validation\ValidationException;
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use League\Flysystem\Util;
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class ImageController extends Controller
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{
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    protected $image;
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    protected $file;
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    protected $imageRepo;
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    protected $imageService;
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    /**
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     * ImageController constructor.
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     */
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    public function __construct(Image $image, File $file, ImageRepo $imageRepo, ImageService $imageService)
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    {
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        $this->image = $image;
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        $this->file = $file;
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        $this->imageRepo = $imageRepo;
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        $this->imageService = $imageService;
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    }
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    /**
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     * Provide an image file from storage.
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     *
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     * @throws NotFoundException
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     */
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    public function showImage(string $path)
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    {
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        if (!$this->imageService->pathExistsInLocalSecure($path)) {
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            throw (new NotFoundException(trans('errors.image_not_found')))
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                ->setSubtitle(trans('errors.image_not_found_subtitle'))
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                ->setDetails(trans('errors.image_not_found_details'));
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        }
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        return $this->imageService->streamImageFromStorageResponse('gallery', $path);
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    }
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    /**
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     * Update image details.
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     *
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     * @throws ImageUploadException
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     * @throws ValidationException
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     */
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    public function update(Request $request, string $id)
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    {
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        $this->validate($request, [
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            'name' => 'required|min:2|string',
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        ]);
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        $image = $this->imageRepo->getById($id);
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        $this->checkImagePermission($image);
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        $this->checkOwnablePermission('image-update', $image);
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        $image = $this->imageRepo->updateImageDetails($image, $request->all());
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        $this->imageRepo->loadThumbs($image);
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        return view('pages.parts.image-manager-form', [
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            'image'          => $image,
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            'dependantPages' => null,
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        ]);
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    }
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    /**
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     * Get the form for editing the given image.
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     *
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     * @throws Exception
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     */
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    public function edit(Request $request, string $id)
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    {
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        $image = $this->imageRepo->getById($id);
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        $this->checkImagePermission($image);
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        if ($request->has('delete')) {
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            $dependantPages = $this->imageRepo->getPagesUsingImage($image);
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        }
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        $this->imageRepo->loadThumbs($image);
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        return view('pages.parts.image-manager-form', [
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            'image'          => $image,
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            'dependantPages' => $dependantPages ?? null,
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        ]);
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    }
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    /**
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     * Deletes an image and all thumbnail/image files.
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     *
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     * @throws Exception
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     */
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    public function destroy(string $id)
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    {
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        $image = $this->imageRepo->getById($id);
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        $this->checkOwnablePermission('image-delete', $image);
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        $this->checkImagePermission($image);
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        $this->imageRepo->destroyImage($image);
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        return response('');
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    }
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    /**
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     * Check related page permission and ensure type is drawio or gallery.
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     */
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    protected function checkImagePermission(Image $image)
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    {
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        if ($image->type !== 'drawio' && $image->type !== 'gallery') {
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            $this->showPermissionError();
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        }
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        $relatedPage = $image->getPage();
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        if ($relatedPage) {
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            $this->checkOwnablePermission('page-view', $relatedPage);
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        }
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    }
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}
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