function authcache_varnish_get_key in Authenticated User Page Caching (Authcache) 7.2

Menu callback for varnish cache server.

Return the authcache key as a HTTP header if caching is allowed for the logged in user.

1 string reference to 'authcache_varnish_get_key'

authcache_varnish_menu in modules/authcache_varnish/authcache_varnish.module

Implements hook_menu().

File

modules/authcache_varnish/authcache_varnish.module, line 146

Authcache cache backend module for varnish.

Code

function authcache_varnish_get_key() {
  if (authcache_account_allows_caching()) {

    // Set custom X-Authcache-Key header.
    drupal_add_http_header('X-Authcache-Key', authcache_key());
  }

  // Add Vary header.
  drupal_add_http_header('Vary', 'X-Authcache-Key-CID');

  // Cache response for 3 minutes.
  drupal_add_http_header('Cache-Control', 'public, max-age=' . authcache_key_lifetime());
  drupal_exit();
}