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/vendor/s9e/text-formatter/src/Utils/Http/Clients/ -> Cached.php (source)

   1  <?php
   2  
   3  /**
   4  * @package   s9e\TextFormatter
   5  * @copyright Copyright (c) 2010-2020 The s9e authors
   6  * @license   http://www.opensource.org/licenses/mit-license.php The MIT License
   7  */
   8  namespace s9e\TextFormatter\Utils\Http\Clients;
   9  
  10  use s9e\TextFormatter\Utils\Http\Client;
  11  
  12  class Cached extends Client
  13  {
  14      /**
  15      * @var Client
  16      */
  17      public $client;
  18  
  19      /**
  20      * @var string
  21      */
  22      public $cacheDir;
  23  
  24      /**
  25      * @param Client $client
  26      */
  27  	public function __construct(Client $client)
  28      {
  29          $this->client        = $client;
  30          $this->timeout       = $client->timeout;
  31          $this->sslVerifyPeer = $client->sslVerifyPeer;
  32      }
  33  
  34      /**
  35      * {@inheritdoc}
  36      */
  37  	public function get($url, array $options = [])
  38      {
  39          $filepath = $this->getCachedFilepath([$url, $options]);
  40          if (isset($filepath) && file_exists(preg_replace('(^compress\\.zlib://)', '', $filepath)))
  41          {
  42              return file_get_contents($filepath);
  43          }
  44  
  45          $content = $this->getClient()->get($url, $options);
  46          if (isset($filepath) && $content !== false)
  47          {
  48              file_put_contents($filepath, $content);
  49          }
  50  
  51          return $content;
  52      }
  53  
  54      /**
  55      * {@inheritdoc}
  56      */
  57  	public function post($url, array $options = [], $body = '')
  58      {
  59          return $this->getClient()->post($url, $options, $body);
  60      }
  61  
  62      /**
  63      * Generate and return a filepath that matches given vars
  64      *
  65      * @param  array  $vars
  66      * @return string
  67      */
  68  	protected function getCachedFilepath(array $vars)
  69      {
  70          if (!isset($this->cacheDir))
  71          {
  72              return null;
  73          }
  74  
  75          $filepath = $this->cacheDir . '/http.' . $this->getCacheKey($vars);
  76          if (extension_loaded('zlib'))
  77          {
  78              $filepath = 'compress.zlib://' . $filepath . '.gz';
  79          }
  80  
  81          return $filepath;
  82      }
  83  
  84  
  85      /**
  86      * Generate a key for a given set of values
  87      *
  88      * @param  string[] $vars
  89      * @return string
  90      */
  91  	protected function getCacheKey(array $vars)
  92      {
  93          return strtr(base64_encode(sha1(serialize($vars), true)), '/', '_');
  94      }
  95  
  96      /**
  97      * Return cached client configured with this client's options
  98      *
  99      * @return Client
 100      */
 101  	protected function getClient()
 102      {
 103          $this->client->timeout       = $this->timeout;
 104          $this->client->sslVerifyPeer = $this->sslVerifyPeer;
 105  
 106          return $this->client;
 107      }
 108  }


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