BookStack Code Mirror - bookstack/blob - app/References/ModelResolvers/AttachmentModelResolver.php

   1 <?php
   2
   3 namespace BookStack\References\ModelResolvers;
   4
   5 use BookStack\Uploads\Attachment;
   6
   7 class AttachmentModelResolver implements CrossLinkModelResolver
   8 {
   9     public function resolve(string $link): ?Attachment
  10     {
  11         $pattern = '/^' . preg_quote(url('/attachments'), '/') . '\/(\d+)/';
  12         $matches = [];
  13         $match = preg_match($pattern, $link, $matches);
  14         if (!$match) {
  15             return null;
  16         }
  17
  18         $id = intval($matches[1]);
  19
  20         return Attachment::query()->find($id);
  21     }
  22 }