vendor/startplatz/wordpress-integration-bundle/Wordpress/HttpKernel.php line 81

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  1. <?php
  3. namespace Startplatz\Bundle\WordpressIntegrationBundle\Wordpress;
  5. use Startplatz\Bundle\WordpressIntegrationBundle\Wordpress\ShortCode;
  6. use Symfony\Component\DependencyInjection\ContainerInterface;
  7. use Symfony\Component\HttpFoundation\Request;
  8. use Symfony\Component\HttpFoundation\Response;
  9. use Symfony\Component\HttpKernel\HttpKernelInterface;
  11. class HttpKernel implements HttpKernelInterface
  12. {
  14.     protected $wordpressRootDir;
  15.     protected $wordpressGlobalNamesCacheFile;
  16.     protected $catch;
  17.     protected $outputBufferLevel;
  18.     protected $oldGlobals;
  19.     protected $timezone;
  21.     public function __construct($wordpressRootDir, $wordpressGlobalNamesCacheFile)
  22.     {
  23.         $this->wordpressRootDir = $wordpressRootDir;
  24.         $this->wordpressGlobalNamesCacheFile = $wordpressGlobalNamesCacheFile;
  25.     }
  27.     public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true)
  28.     {
  29.         if ($type !== self::MASTER_REQUEST) {
  30.             throw new \LogicException('Wordpress\HttpKernel cannot handle SUB_REQUESTS');
  31.         }
  32.         unset($type);
  34.         $this->catch = $catch;
  35.         unset($catch);
  37.         $this->timezone = date_default_timezone_get();
  39.         $this->startOutputBuffer();
  41.         try {
  43.             $wp_the_query = null;
  45.             $this->storeGlobals();
  47.             $request->overrideGlobals();
  49.             if ($globalNames = @include($this->wordpressGlobalNamesCacheFile)) {
  50.                 foreach ($globalNames ? : array() as $name) {
  51.                     @eval('global $' . $name . ';');
  52.                 }
  53.             } else {
  54.                 throw new \RuntimeException('The global names cache file has to be generated with "bin/console startplatz:wordpress-integration:build-global-names-cache"');
  55.             }
  57.             define('WP_USE_THEMES', true);
  58.             $time_start = microtime(true);
  59.             require("{$this->wordpressRootDir}/wp-blog-header.php");
  61.             require_once("{$this->wordpressRootDir}/wp-load.php");
  63.             global $wp_query;
  64.             $wp_query = $wp_the_query;
  66.             \wp();
  68.             require_once("{$this->wordpressRootDir}/wp-includes/template-loader.php");
  70.             $content = $this->endOutputBuffer();
  71.             $statusCode = is_404() ? 404 : 200;
  72.             $headers = $this->flushHeaders();
  74.             $this->restoreGlobals();
  75.             date_default_timezone_set($this->timezone);
  77.             return new Response($content, $statusCode, $headers);
  79.         } catch (\Exception $e) {
  80.             $this->endOutputBuffer();
  81.             $this->flushHeaders();
  82.             $this->restoreGlobals();
  83.             date_default_timezone_set($this->timezone);
  85.             if ($this->catch) {
  86.                 return new Response($e->getMessage(), 500);
  87.             } else {
  88.                 throw $e;
  89.             }
  90.         }
  91.     }
  93.     protected function startOutputBuffer() {
  94.         ob_start();
  95.         $this->outputBufferLevel = ob_get_level();
  96.     }
  98.     protected function endOutputBuffer() {
  99.         while (ob_get_level() > $this->outputBufferLevel) {
  100.             ob_end_flush();
  101.         }
  102.         $buffer = ob_get_contents();
  103.         ob_end_clean();
  105.         return $buffer;
  106.     }
  108.     protected function flushHeaders() {
  109.         $headers = array();
  110.         foreach (headers_list() as $header) {
  111.             if (preg_match('(^([^:]+):\s+(.*)$)', $header, $matches)) {
  112.                 $headers[$matches[1]] = $matches[2];
  113.             }
  114.         }
  115.         header_remove();
  117.         return $headers;
  118.     }
  120.     protected function storeGlobals() {
  121.         $this->oldGlobals = array();
  122.         foreach ($GLOBALS as $name => $value) {
  123.             $this->oldGlobals[$name] = $value;
  124.         }
  125.         unset($this->oldGlobals['_SESSION']);
  126.         unset($this->oldGlobals['GLOBALS']);
  127.         unset($this->oldGlobals['HTTP_SESSION_VARS']);
  128.         unset($this->oldGlobals['_COOKIE']);
  129.         unset($this->oldGlobals['HTTP_COOKIE_VARS']);
  130.     }
  132.     protected function restoreGlobals() {
  133.         foreach ($GLOBALS as $name => $value) {
  134.             if (!in_array($name, array('_SESSION', 'GLOBALS', 'HTTP_SESSION_VARS', '_COOKIE', 'HTTP_COOKIE_VARS'))) {
  135.                 if (!array_key_exists($name, $this->oldGlobals)) {
  136.                     unset($GLOBALS[$name]);
  137.                 }
  138.             }
  139.         }
  140.         foreach ($this->oldGlobals as $name => $value) {
  141.             $GLOBALS[$name] = $value;
  142.         }
  143.     }
  145. }