_update_cache_clear

• Drupal 6
• Drupal 7

Versions

6

_update_cache_clear($cid = NULL)

7

_update_cache_clear($cid = NULL, $wildcard = FALSE)

Invalidates cached data relating to update status.

Parameters

$cid Optional cache ID of the record to clear from the private update module cache. If empty, all records will be cleared from the table.

$wildcard If $wildcard is TRUE, cache IDs starting with $cid are deleted in addition to the exact cache ID specified by $cid.

Related topics

Private update status cache system

We specifically do NOT use the core cache API for saving the fetched data about available updates. It is vitally important that this cache is only cleared when we're populating it after successfully fetching new available update data. Usage of...

Code

modules/update/update.module, line 833

<?php
function _update_cache_clear($cid = NULL, $wildcard = FALSE) {
  if (empty($cid)) {
    db_truncate('cache_update')->execute();
  }
  else {
    $query = db_delete('cache_update');
    if ($wildcard) {
      $query->condition('cid', $cid . '%', 'LIKE');
    }
    else {
      $query->condition('cid', $cid);
    }
    $query->execute();
  }
}
?>

Login or register to post comments