function backdrop_get_http_header

1 bootstrap.inc backdrop_get_http_header($name = NULL)

Gets the HTTP response headers for the current page.

Parameters

$name: An HTTP header name. If omitted, all headers are returned as name/value pairs. If an array value is FALSE, the header has been unset.

Return value

A string containing the header value, or FALSE if the header has been set,: or NULL if the header has not been set.

10 calls to backdrop_get_http_header()

ajax_deliver in core/includes/ajax.inc: Packages and sends the result of a page callback as an Ajax response.
backdrop_deliver_html_page in core/includes/common.inc: Packages and sends the result of a page callback to the browser as HTML.
backdrop_page_create_cache in core/includes/common.inc: Create a page cache object for a page request.
backdrop_send_headers in core/includes/bootstrap.inc: Sends the HTTP response headers that were previously set, adding defaults.
backdrop_serve_page_from_cache in core/includes/bootstrap.inc: Sets HTTP headers in preparation for a cached page response.

... See full list

File

core/includes/bootstrap.inc, line 1572: Functions that need to be loaded on every Backdrop request.

Code

function backdrop_get_http_header($name = NULL) {
  $headers = &backdrop_static('backdrop_http_headers', array());
  if (isset($name)) {
    $name = strtolower($name);
    return isset($headers[$name]) ? $headers[$name] : NULL;
  }
  else {
    return $headers;
  }
}