<?php
/*
+--------------------------------------------------------------------+
- | CiviCRM version 4.7 |
+ | CiviCRM version 5 |
+--------------------------------------------------------------------+
| Copyright CiviCRM LLC (c) 2004-2018 |
+--------------------------------------------------------------------+
* @copyright CiviCRM LLC (c) 2004-2018
*/
class CRM_Utils_Cache_APCcache implements CRM_Utils_Cache_Interface {
+
+ use CRM_Utils_Cache_NaiveMultipleTrait; // TODO Consider native implementation.
+ use CRM_Utils_Cache_NaiveHasTrait; // TODO Native implementation
+
const DEFAULT_TIMEOUT = 3600;
const DEFAULT_PREFIX = '';
/**
* @param $key
* @param $value
+ * @param null|int|\DateInterval $ttl
*
* @return bool
*/
- public function set($key, &$value) {
- if (!apc_store($this->_prefix . $key, $value, $this->_timeout)) {
+ public function set($key, $value, $ttl = NULL) {
+ CRM_Utils_Cache::assertValidKey($key);
+ if (is_int($ttl) && $ttl <= 0) {
+ return $this->delete($key);
+ }
+
+ $ttl = CRM_Utils_Date::convertCacheTtl($ttl, $this->_timeout);
+ $expires = time() + $ttl;
+ if (!apc_store($this->_prefix . $key, ['e' => $expires, 'v' => $value], $ttl)) {
return FALSE;
}
return TRUE;
/**
* @param $key
+ * @param mixed $default
*
* @return mixed
*/
- public function get($key) {
- return apc_fetch($this->_prefix . $key);
+ public function get($key, $default = NULL) {
+ CRM_Utils_Cache::assertValidKey($key);
+ $result = apc_fetch($this->_prefix . $key, $success);
+ if ($success && isset($result['e']) && $result['e'] > time()) {
+ return $this->reobjectify($result['v']);
+ }
+ return $default;
}
/**
* @return bool|string[]
*/
public function delete($key) {
- return apc_delete($this->_prefix . $key);
+ CRM_Utils_Cache::assertValidKey($key);
+ apc_delete($this->_prefix . $key);
+ return TRUE;
}
public function flush() {
$allinfo = apc_cache_info('user');
$keys = $allinfo['cache_list'];
- $prefix = $this->_prefix . "CRM_"; // Our keys follows this pattern: ([A-Za-z0-9_]+)?CRM_[A-Za-z0-9_]+
+ $prefix = $this->_prefix; // Our keys follows this pattern: ([A-Za-z0-9_]+)?CRM_[A-Za-z0-9_]+
$lp = strlen($prefix); // Get prefix length
foreach ($keys as $key) {
$name = $key['info'];
if ($prefix == substr($name, 0, $lp)) {
// Ours?
- apc_delete($this->_prefix . $name);
+ apc_delete($name);
}
}
+ return TRUE;
+ }
+
+ public function clear() {
+ return $this->flush();
+ }
+
+ private function reobjectify($value) {
+ return is_object($value) ? unserialize(serialize($value)) : $value;
}
}