class CacheHelper in Helper 7
Hierarchy
- class \CacheHelper
Expanded class hierarchy of CacheHelper
File
- lib/
CacheHelper.php, line 3
View source
class CacheHelper {
/**
* A copy of cache_get() that respects expiration.
*
* @see http://drupal.org/node/534092
*/
public static function get($cid, $bin = 'cache') {
if ($cache = cache_get($cid, $bin)) {
if (!static::isCacheUnexpired($cache)) {
return FALSE;
}
}
return $cache;
}
/**
* A copy of cache_get_multiple() that respects expiration.
*
* @see http://drupal.org/node/534092
*/
public static function getMultiple(array &$cids, $bin = 'cache') {
$cache = cache_get_multiple($cids, $bin);
return array_filter($cache, array(
get_called_class(),
'isCacheUnexpired',
));
}
/**
* Check if a cache record is expired or not.
*
* Callback for array_filter() within CacheHelper::get() and
* CacheHelper::getMultiple().
*
* @param object $cache
* A cache object from cache_get().
*
* @return bool
* TRUE if the cache record has not yet expired, or FALSE otherwise.
*/
public static function isCacheUnexpired($cache) {
if ($cache->expire > 0 && $cache->expire < REQUEST_TIME) {
return FALSE;
}
return TRUE;
}
/**
* A copy of cache_set() that allows multiple values to be set at once.
*
* @param array $data
* An array of values to cache, keyed by the cache ID of the data to store
* (cid).
* @param string $bin
* The cache bin to store the data in.
* @param int $expire
* The expiration value to pass to cache_set().
*/
public static function setMultiple(array $data, $bin = 'cache', $expire = CACHE_PERMANENT) {
foreach ($data as $cid => $value) {
cache_set($cid, $value, $bin, $expire);
}
}
/**
* Deprecated.
*/
public static function httpRequest($url, array $options = array()) {
return HttpHelper::cachedRequest($url, $options);
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
CacheHelper:: |
public static | function | A copy of cache_get() that respects expiration. | |
CacheHelper:: |
public static | function | A copy of cache_get_multiple() that respects expiration. | |
CacheHelper:: |
public static | function | Deprecated. | |
CacheHelper:: |
public static | function | Check if a cache record is expired or not. | |
CacheHelper:: |
public static | function | A copy of cache_set() that allows multiple values to be set at once. |