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<?php
namespace Bitrix\Main\Data;
class CacheEngineApc extends CacheEngine
{
public function getConnectionName() : string
{
return '';
}
public static function getConnectionClass()
{
return CacheEngineApc::class;
}
protected function connect($config)
{
self::$isConnected = function_exists('apcu_fetch');
}
public function set($key, $ttl, $value)
{
return apcu_store($key, $value, $ttl);
}
public function get($key)
{
return apcu_fetch($key);
}
public function del($key)
{
apcu_delete($key);
}
public function setNotExists($key, $ttl, $value)
{
$ttl = (int) $ttl;
return apcu_add($key, $value, $ttl);
}
public function addToSet($key, $value)
{
$cacheKey = sha1($key . '|' . $value);
if (array_key_exists($cacheKey, self::$listKeys))
{
return;
}
$iexKey = $key . '|iex|' . $cacheKey;
$itemExist = apcu_fetch($iexKey);
if ($itemExist == $cacheKey)
{
return;
}
$list = apcu_fetch($key);
if (!is_array($list))
{
$list = [];
}
if (!array_key_exists($value, $list))
{
$list[$value] = 1;
apcu_store($key, $list, 0);
self::$listKeys[$cacheKey] = 1;
}
$this->set($iexKey, 2591000, $cacheKey);
}
public function getSet($key) : array
{
$list = apcu_fetch($key);
if (!is_array($list) || empty($list))
{
return [];
}
return array_keys($list);
}
public function deleteBySet($key, $prefix = '')
{
$list = apcu_fetch($key);
if (is_array($list) && !empty($list))
{
foreach ($list as $iKey => $value)
{
if ($prefix == '')
{
apcu_delete($iKey);
}
else
{
apcu_delete($prefix . $iKey);
}
$cacheKey = sha1($key . '|' . $iKey);
$iexKey = $key . '|iex|' . $cacheKey;
$this->del($iexKey);
}
}
}
public function delFromSet($key, $member)
{
$list = apcu_fetch($key);
if (is_array($list) && !empty($list))
{
$rewrite = false;
if (is_array($member))
{
foreach ($member as $keyID)
{
if (array_key_exists($keyID, $list))
{
$rewrite = true;
$cacheKey = sha1($key . '|' . $keyID);
unset($list[$keyID]);
unset(self::$listKeys[$cacheKey]);
$iexKey = $key . '|iex|' . $cacheKey;
$this->del($iexKey);
}
}
}
elseif (array_key_exists($member, $list))
{
$rewrite = true;
$cacheKey = sha1($key . '|' . $member);
unset(self::$listKeys[$cacheKey]);
unset($list[$member]);
$iexKey = $key . '|iex|' . $cacheKey;
$this->del($iexKey);
}
if ($rewrite)
{
if (empty($list))
{
apcu_delete($key);
}
else
{
apcu_store($key, $list, 0);
}
}
}
}
}