function drupal_page_is_cacheable

7.x bootstrap.inc drupal_page_is_cacheable($allow_caching = NULL)

Determines the cacheability of the current page.

Parameters

$allow_caching: Set to FALSE if you want to prevent this page to get cached.

Return value

TRUE if the current page can be cached, FALSE otherwise.

4 calls to drupal_page_is_cacheable()

drupal_page_get_cache in drupal-7.x/includes/bootstrap.inc: Retrieves the current page from the cache.
drupal_page_set_cache in drupal-7.x/includes/common.inc: Stores the current page in the cache.
drupal_session_initialize in drupal-7.x/includes/session.inc: Initializes the session handler, starting a session if needed.
drupal_set_message in drupal-7.x/includes/bootstrap.inc: Sets a message to display to the user.

File

drupal-7.x/includes/bootstrap.inc, line 1048: Functions that need to be loaded on every Drupal request.

Code

function drupal_page_is_cacheable($allow_caching = NULL) {
  $allow_caching_static = &drupal_static(__FUNCTION__, TRUE);
  if (isset($allow_caching)) {
    $allow_caching_static = $allow_caching;
  }

  return $allow_caching_static && ($_SERVER['REQUEST_METHOD'] == 'GET' || $_SERVER['REQUEST_METHOD'] == 'HEAD')
    && !drupal_is_cli();
}