src/Wallabag/CoreBundle/Helper/FileCookieJar.php

   1 <?php
   2
   3 namespace Wallabag\CoreBundle\Helper;
   4
   5 use GuzzleHttp\Cookie\FileCookieJar as BaseFileCookieJar;
   6 use GuzzleHttp\Cookie\SetCookie;
   7 use GuzzleHttp\Utils;
   8
   9 /**
  10  * Overidden Cookie behavior to:
  11  *     - fix multiple concurrent writes (see https://github.com/guzzle/guzzle/pull/1884)
  12  *     - ignore error when the cookie file is malformatted (resulting in clearing it).
  13  */
  14 class FileCookieJar extends BaseFileCookieJar
  15 {
  16     /**
  17      * Saves the cookies to a file.
  18      *
  19      * @param string $filename File to save
  20      *
  21      * @throws \RuntimeException if the file cannot be found or created
  22      */
  23     public function save($filename)
  24     {
  25         $json = [];
  26         foreach ($this as $cookie) {
  27             if ($cookie->getExpires() && !$cookie->getDiscard()) {
  28                 $json[] = $cookie->toArray();
  29             }
  30         }
  31
  32         if (false === file_put_contents($filename, json_encode($json), LOCK_EX)) {
  33             // @codeCoverageIgnoreStart
  34             throw new \RuntimeException("Unable to save file {$filename}");
  35             // @codeCoverageIgnoreEnd
  36         }
  37     }
  38
  39     /**
  40      * Load cookies from a JSON formatted file.
  41      *
  42      * Old cookies are kept unless overwritten by newly loaded ones.
  43      *
  44      * @param string $filename cookie file to load
  45      *
  46      * @throws \RuntimeException if the file cannot be loaded
  47      */
  48     public function load($filename)
  49     {
  50         $json = file_get_contents($filename);
  51         if (false === $json) {
  52             // @codeCoverageIgnoreStart
  53             throw new \RuntimeException("Unable to load file {$filename}");
  54             // @codeCoverageIgnoreEnd
  55         }
  56
  57         try {
  58             $data = Utils::jsonDecode($json, true);
  59         } catch (\InvalidArgumentException $e) {
  60             // cookie file is invalid, just ignore the exception and it'll reset the whole cookie file
  61             $data = '';
  62         }
  63
  64         if (\is_array($data)) {
  65             foreach (Utils::jsonDecode($json, true) as $cookie) {
  66                 $this->setCookie(new SetCookie($cookie));
  67             }
  68         } elseif (\strlen($data)) {
  69             throw new \RuntimeException("Invalid cookie file: {$filename}");
  70         }
  71     }
  72 }