protected function HeaderBag::getCacheControlHeader in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/symfony/http-foundation/HeaderBag.php \Symfony\Component\HttpFoundation\HeaderBag::getCacheControlHeader()

3 calls to HeaderBag::getCacheControlHeader()

HeaderBag::addCacheControlDirective in vendor/symfony/http-foundation/HeaderBag.php

Adds a custom Cache-Control directive.

HeaderBag::removeCacheControlDirective in vendor/symfony/http-foundation/HeaderBag.php

Removes a Cache-Control directive.

ResponseHeaderBag::computeCacheControlValue in vendor/symfony/http-foundation/ResponseHeaderBag.php

Returns the calculated value of the cache-control header.

File

vendor/symfony/http-foundation/HeaderBag.php, line 288

Class

HeaderBag

HeaderBag is a container for HTTP headers.

Namespace

Symfony\Component\HttpFoundation

Code

protected function getCacheControlHeader() {
  $parts = array();
  ksort($this->cacheControl);
  foreach ($this->cacheControl as $key => $value) {
    if (true === $value) {
      $parts[] = $key;
    }
    else {
      if (preg_match('#[^a-zA-Z0-9._-]#', $value)) {
        $value = '"' . $value . '"';
      }
      $parts[] = "{$key}={$value}";
    }
  }
  return implode(', ', $parts);
}