3 if (!function_exists('versioned_asset')) {
5 * Get the path to a versioned file.
10 * @throws \InvalidArgumentException
12 function versioned_asset($file)
14 static $manifest = null;
16 if (is_null($manifest)) {
17 $manifest = json_decode(file_get_contents(public_path('build/manifest.json')), true);
20 if (isset($manifest[$file])) {
21 return '/' . $manifest[$file];
24 if (file_exists(public_path($file))) {
28 throw new InvalidArgumentException("File {$file} not defined in asset manifest.");
33 * Check if the current user has a permission.
34 * If an ownable element is passed in the permissions are checked against
35 * that particular item.
37 * @param \BookStack\Ownable $ownable
40 function userCan($permission, \BookStack\Ownable $ownable = null)
42 if (!auth()->check()) return false;
43 if ($ownable === null) {
44 return auth()->user() && auth()->user()->can($permission);
47 // Check permission on ownable item
48 $permissionBaseName = strtolower($permission) . '-';
49 $hasPermission = false;
50 if (auth()->user()->can($permissionBaseName . 'all')) $hasPermission = true;
51 if (auth()->user()->can($permissionBaseName . 'own') && $ownable->createdBy && $ownable->createdBy->id === auth()->user()->id) $hasPermission = true;
53 if (!$ownable instanceof \BookStack\Entity) return $hasPermission;
55 // Check restrictions on the entitiy
56 $restrictionService = app('BookStack\Services\RestrictionService');
57 $explodedPermission = explode('-', $permission);
58 $action = end($explodedPermission);
59 $hasAccess = $restrictionService->checkIfEntityRestricted($ownable, $action);
60 return $hasAccess && $hasPermission;