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/vendor/s9e/text-formatter/src/Utils/Http/Clients/ -> Native.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 Native extends Client
  13  {
  14      /**
  15      * @var bool Whether to use gzip encoding
  16      */
  17      public $gzipEnabled;
  18  
  19      /**
  20      * Constructor
  21      */
  22  	public function __construct()
  23      {
  24          $this->gzipEnabled = extension_loaded('zlib');
  25      }
  26  
  27      /**
  28      * {@inheritdoc}
  29      */
  30  	public function get($url, array $options = [])
  31      {
  32          return $this->request('GET', $url, $options);
  33      }
  34  
  35      /**
  36      * {@inheritdoc}
  37      */
  38  	public function post($url, array $options = [], $body = '')
  39      {
  40          return $this->request('POST', $url, $options, $body);
  41      }
  42  
  43      /**
  44      * Create a stream context for given request
  45      *
  46      * @param  string   $method  Request method
  47      * @param  array    $options Request options
  48      * @param  string   $body    Request body
  49      * @return resource
  50      */
  51  	protected function createContext($method, array $options, $body)
  52      {
  53          $contextOptions = [
  54              'ssl'  => ['verify_peer' => $this->sslVerifyPeer],
  55              'http' => [
  56                  'method'  => $method,
  57                  'timeout' => $this->timeout,
  58                  'header'  => $this->generateHeaders($options, $body),
  59                  'content' => $body
  60              ]
  61          ];
  62  
  63          return stream_context_create($contextOptions);
  64      }
  65  
  66      /**
  67      * Decompress given page if applicable
  68      *
  69      * @param  string $content Response body, potentially compressed
  70      * @return string          Response body, uncompressed
  71      */
  72  	protected function decompress($content)
  73      {
  74          if ($this->gzipEnabled && substr($content, 0, 2) === "\x1f\x8b")
  75          {
  76              return gzdecode($content);
  77          }
  78  
  79          return $content;
  80      }
  81  
  82      /**
  83      * Generate a list of headers for given request
  84      *
  85      * @param  array    $options Request options
  86      * @param  string   $body    Request body
  87      * @return string[]
  88      */
  89  	protected function generateHeaders(array $options, $body)
  90      {
  91          $options += ['headers' => []];
  92          if ($this->gzipEnabled)
  93          {
  94              $options['headers'][] = 'Accept-Encoding: gzip';
  95          }
  96          $options['headers'][] = 'Content-Length: ' . strlen($body);
  97  
  98          return $options['headers'];
  99      }
 100  
 101      /**
 102      * Execute an HTTP request
 103      *
 104      * @param  string      $method  Request method
 105      * @param  string      $url     Request URL
 106      * @param  array       $options Request options
 107      * @param  string      $body    Request body
 108      * @return string|bool          Response body or FALSE
 109      */
 110  	protected function request($method, $url, array $options, $body = '')
 111      {
 112          $response = @file_get_contents($url, false, $this->createContext($method, $options, $body));
 113          if ($response === false)
 114          {
 115              return false;
 116          }
 117  
 118          $response = $this->decompress($response);
 119          if (!empty($options['returnHeaders']))
 120          {
 121              $response = implode("\r\n", $http_response_header) . "\r\n\r\n" . $response;
 122          }
 123  
 124          return $response;
 125      }
 126  }


Generated: Wed Nov 11 20:28:18 2020 Cross-referenced by PHPXref 0.7.1