function hook_esi_block_cache_headers_alter in ESI: Edge Side Includes 7.3

Alter the headers used when delivering the ESI block.

Parameters

array $headers: Each header is an array where the first value is the header name, and the second value is the header's value.

object $block: Pass along information about the current block so it can be referenced.

1 invocation of hook_esi_block_cache_headers_alter()

esi_block_set_http_headers in modules/esi_block/esi_block.esi.inc

Set HTTP headers to control caching of ESI fragments.

File

modules/esi_block/esi_block.api.inc, line 39

API documentation for hooks defined by ESI Block.

Code

function hook_esi_block_cache_headers_alter(&$headers, $block) {

  // Add a header to show where the ESI is generated.
  $headers[] = array(
    'X-BLOCK',
    'TRUE',
  );
}