function sharedblocks_cache_refresh in Shared Blocks 7.2

Refresh the cached content for the given shared block. The updated data is returned.

Parameters

string $block_name Machine name for block:

Return value

mixed Array of block data, NULL on error

1 call to sharedblocks_cache_refresh()

sharedblocks_block_view in ./sharedblocks.module

Implements hook_block_view().

File

./sharedblocks.subscribe.inc, line 36

Subscribe block page callbacks for the sharedblocks module.

Code

function sharedblocks_cache_refresh($block_name) {
  $block_data = NULL;
  $block = sharedblocks_subscription_load($block_name);
  $cache_id = 'sharedblocks:' . $block_name;
  $response = _sharedblocks_fetch_url($block->url);
  if ($response) {

    // Block exists: pull its information into an object.
    $block_data = $response;

    // Determine when the store content should expire
    if ($block->update_interval > 0) {
      $block_expiry = time() + $block->update_interval;
    }
    else {
      $block_expiry = CACHE_TEMPORARY;
    }

    // Cache the block contents and set it to expire later
    cache_set($cache_id, $block_data, 'cache_block', $block_expiry);
  }
  return $block_data;
}