+<?php
+
+namespace BookStack\Http\Controllers\Api;
+
+use BookStack\Uploads\Image;
+use BookStack\Uploads\ImageRepo;
+use Illuminate\Http\Request;
+
+class ImageGalleryApiController extends ApiController
+{
+ protected array $fieldsToExpose = [
+ 'id', 'name', 'url', 'path', 'type', 'uploaded_to', 'created_by', 'updated_by', 'created_at', 'updated_at',
+ ];
+
+ public function __construct(
+ protected ImageRepo $imageRepo
+ ) {
+ }
+
+ protected function rules(): array
+ {
+ return [
+ 'create' => [
+ 'type' => ['required', 'string', 'in:gallery,drawio'],
+ 'uploaded_to' => ['required', 'integer', 'exists:pages,id'],
+ 'image' => ['required', 'file', ...$this->getImageValidationRules()],
+ 'name' => ['string', 'max:180'],
+ ],
+ 'update' => [
+ 'name' => ['string', 'max:180'],
+ ]
+ ];
+ }
+
+ /**
+ * Get a listing of gallery images and drawings in the system.
+ * Requires visibility of the content they're originally uploaded to.
+ */
+ public function list()
+ {
+ $images = Image::query()->scopes(['visible'])
+ ->select($this->fieldsToExpose)
+ ->whereIn('type', ['gallery', 'drawio']);
+
+ return $this->apiListingResponse($images, [
+ ...$this->fieldsToExpose
+ ]);
+ }
+
+ /**
+ * Create a new image in the system.
+ */
+ public function create(Request $request)
+ {
+ $data = $this->validate($request, $this->rules()['create']);
+
+ $image = $this->imageRepo->saveNew($data['image'], $data['type'], $data['uploaded_to']);
+
+ return response()->json($this->formatForSingleResponse($image));
+ }
+
+ /**
+ * View the details of a single image.
+ */
+ public function read(string $id)
+ {
+ $image = $this->imageRepo->getById($id);
+ $this->checkOwnablePermission('page-view', $image->getPage());
+
+ return response()->json($this->formatForSingleResponse($image));
+ }
+
+ /**
+ * Update an existing image in the system.
+ */
+ public function update(Request $request, string $id)
+ {
+ $data = $this->validate($request, $this->rules()['update']);
+ $image = $this->imageRepo->getById($id);
+ $this->checkOwnablePermission('page-view', $image->getPage());
+ $this->checkOwnablePermission('image-update', $image);
+
+ $this->imageRepo->updateImageDetails($image, $data);
+
+ return response()->json($this->formatForSingleResponse($image));
+ }
+
+ /**
+ * Delete an image from the system.
+ */
+ public function delete(string $id)
+ {
+ $image = $this->imageRepo->getById($id);
+ $this->checkOwnablePermission('page-view', $image->getPage());
+ $this->checkOwnablePermission('image-delete', $image);
+ $this->imageRepo->destroyImage($image);
+
+ return response('', 204);
+ }
+
+ /**
+ * Format the given image model for single-result display.
+ */
+ protected function formatForSingleResponse(Image $image): array
+ {
+ $this->imageRepo->loadThumbs($image);
+ $data = $image->getAttributes();
+ $data['created_by'] = $image->createdBy;
+ $data['updated_by'] = $image->updatedBy;
+ $data['content'] = [];
+
+ $escapedUrl = htmlentities($image->url);
+ $escapedName = htmlentities($image->name);
+ if ($image->type === 'drawio') {
+ $data['content']['html'] = "<div drawio-diagram=\"{$image->id}\"><img src=\"{$escapedUrl}\"></div>";
+ $data['content']['markdown'] = $data['content']['html'];
+ } else {
+ $escapedDisplayThumb = htmlentities($image->thumbs['display']);
+ $data['content']['html'] = "<a href=\"{$escapedUrl}\" target=\"_blank\"><img src=\"{$escapedDisplayThumb}\" alt=\"{$escapedName}\"></a>";
+ $mdEscapedName = str_replace(']', '', str_replace('[', '', $image->name));
+ $mdEscapedThumb = str_replace(']', '', str_replace('[', '', $image->thumbs['display']));
+ $data['content']['markdown'] = "";
+ }
+
+ return $data;
+ }
+}