src/Wallabag/CoreBundle/GuzzleSiteAuthenticator/GrabySiteConfigBuilder.php

   1 <?php
   2
   3 namespace Wallabag\CoreBundle\GuzzleSiteAuthenticator;
   4
   5 use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfig;
   6 use BD\GuzzleSiteAuthenticator\SiteConfig\SiteConfigBuilder;
   7 use Graby\SiteConfig\ConfigBuilder;
   8 use Psr\Log\LoggerInterface;
   9 use Wallabag\CoreBundle\Repository\SiteCredentialRepository;
  10 use Wallabag\UserBundle\Entity\User;
  11
  12 class GrabySiteConfigBuilder implements SiteConfigBuilder
  13 {
  14     /**
  15      * @var ConfigBuilder
  16      */
  17     private $grabyConfigBuilder;
  18
  19     /**
  20      * @var SiteCredentialRepository
  21      */
  22     private $credentialRepository;
  23
  24     /**
  25      * @var LoggerInterface
  26      */
  27     private $logger;
  28
  29     /**
  30      * @var User
  31      */
  32     private $currentUser;
  33
  34
  35     /**
  36      * GrabySiteConfigBuilder constructor.
  37      *
  38      * @param ConfigBuilder            $grabyConfigBuilder
  39      * @param User                     $currentUser
  40      * @param SiteCredentialRepository $credentialRepository
  41      * @param LoggerInterface $logger
  42      */
  43     public function __construct(ConfigBuilder $grabyConfigBuilder, User $currentUser, SiteCredentialRepository $credentialRepository, LoggerInterface $logger)
  44     {
  45         $this->grabyConfigBuilder = $grabyConfigBuilder;
  46         $this->credentialRepository = $credentialRepository;
  47         $this->currentUser = $currentUser;
  48         $this->logger = $logger;
  49     }
  50
  51     /**
  52      * {@inheritdoc}
  53      */
  54     public function buildForHost($host)
  55     {
  56         // required by credentials below
  57         $host = strtolower($host);
  58         if (substr($host, 0, 4) == 'www.') {
  59             $host = substr($host, 4);
  60         }
  61
  62         $credentials = $this->credentialRepository->findOneByHostAndUser($host, $this->currentUser->getId());
  63
  64         if (null === $credentials) {
  65             $this->logger->debug('Auth: no credentials available for host.', ['host' => $host]);
  66
  67             return false;
  68         }
  69
  70         $config = $this->grabyConfigBuilder->buildForHost($host);
  71         $parameters = [
  72             'host' => $host,
  73             'requiresLogin' => $config->requires_login ?: false,
  74             'loginUri' => $config->login_uri ?: null,
  75             'usernameField' => $config->login_username_field ?: null,
  76             'passwordField' => $config->login_password_field ?: null,
  77             'extraFields' => $this->processExtraFields($config->login_extra_fields),
  78             'notLoggedInXpath' => $config->not_logged_in_xpath ?: null,
  79             'username' => $credentials['username'],
  80             'password' => $credentials['password'],
  81         ];
  82
  83         $config = new SiteConfig($parameters);
  84
  85         // do not leak password in log
  86         $parameters['password'] = '**masked**';
  87
  88         $this->logger->debug('Auth: add parameters.', ['host' => $host, 'parameters' => $parameters]);
  89
  90         return $config;
  91     }
  92
  93     /**
  94      * Processes login_extra_fields config, transforming an '=' separated array of strings
  95      * into a key/value array.
  96      *
  97      * @param array|mixed $extraFieldsStrings
  98      *
  99      * @return array
 100      */
 101     protected function processExtraFields($extraFieldsStrings)
 102     {
 103         if (!is_array($extraFieldsStrings)) {
 104             return [];
 105         }
 106
 107         $extraFields = [];
 108         foreach ($extraFieldsStrings as $extraField) {
 109             if (strpos($extraField, '=') === false) {
 110                 continue;
 111             }
 112
 113             list($fieldName, $fieldValue) = explode('=', $extraField, 2);
 114             $extraFields[$fieldName] = $fieldValue;
 115         }
 116
 117         return $extraFields;
 118     }
 119 }