121 lines
3.2 KiB
PHP
121 lines
3.2 KiB
PHP
<?php namespace BookStack\Http\Controllers\Images;
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use BookStack\Entities\Page;
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use BookStack\Exceptions\ImageUploadException;
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use BookStack\Http\Controllers\Controller;
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use BookStack\Repos\PageRepo;
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use BookStack\Uploads\Image;
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use BookStack\Uploads\ImageRepo;
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use Illuminate\Filesystem\Filesystem as File;
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use Illuminate\Http\Request;
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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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/**
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* ImageController constructor.
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* @param Image $image
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* @param File $file
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* @param ImageRepo $imageRepo
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*/
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public function __construct(Image $image, File $file, ImageRepo $imageRepo)
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{
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$this->image = $image;
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$this->file = $file;
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$this->imageRepo = $imageRepo;
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parent::__construct();
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}
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/**
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* Provide an image file from storage.
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* @param string $path
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* @return mixed
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*/
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public function showImage(string $path)
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{
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$path = storage_path('uploads/images/' . $path);
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if (!file_exists($path)) {
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abort(404);
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}
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return response()->file($path);
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}
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/**
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* Update image details
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* @param Request $request
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* @param integer $id
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* @return \Illuminate\Http\JsonResponse
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* @throws ImageUploadException
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* @throws \Exception
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*/
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public function update(Request $request, $id)
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{
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$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, $request->all());
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return response()->json($image);
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}
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/**
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* Show the usage of an image on pages.
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*/
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public function usage(int $id)
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{
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$image = $this->imageRepo->getById($id);
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$this->checkImagePermission($image);
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$pages = Page::visible()->where('html', 'like', '%' . $image->url . '%')->get(['id', 'name', 'slug', 'book_id']);
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foreach ($pages as $page) {
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$page->url = $page->getUrl();
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$page->html = '';
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$page->text = '';
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}
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$result = count($pages) > 0 ? $pages : false;
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return response()->json($result);
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}
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/**
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* Deletes an image and all thumbnail/image files
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* @param int $id
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* @return \Illuminate\Http\JsonResponse
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* @throws \Exception
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*/
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public function destroy($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()->json(trans('components.images_deleted'));
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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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* @param Image $image
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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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