HDInnovations/UNIT3D-Community-Edition

//
if (! function_exists('href_profile')) {
    function href_profile($user)
    {
        $appurl = appurl();

        return sprintf('%s/users/%s', $appurl, $user->username);
    }
}
//

use App\Models\Collection;

class CommentController extends Controller
{
    //
    public function collection(Request $request, $id)
    {
        $collection = Collection::findOrFail($id);
        $user = \auth()->user();
        //
        $profileUrl = \href_profile($user);
        //
    }
    //
}