function save($key, $data, array $dp = NULL)
{
if (!is_string($key) && !is_int($key)) {
throw new InvalidArgumentException("Cache key name must be string or integer, " . gettype($key) . " given.");
}
$this->key = (string) $key;
$key = $this->namespace . self::NAMESPACE_SEPARATOR . $key;
if (!empty($dp[NCache::EXPIRE])) {
$dp[NCache::EXPIRE] = NTools::createDateTime($dp[NCache::EXPIRE])->format('U') - time();
}
if (isset($dp[self::FILES])) {
foreach ((array) $dp[self::FILES] as $item) {
$dp[self::CALLBACKS][] = array(array(__CLASS__, 'checkFile'), $item, @filemtime($item));
}
unset($dp[self::FILES]);
}
if (isset($dp[self::ITEMS])) {
$dp[self::ITEMS] = (array) $dp[self::ITEMS];
foreach ($dp[self::ITEMS] as $k => $item) {
$dp[self::ITEMS][$k] = $this->namespace . self::NAMESPACE_SEPARATOR . $item;
}
}
if (isset($dp[self::CONSTS])) {
foreach ((array) $dp[self::CONSTS] as $item) {
$dp[self::CALLBACKS][] = array(array(__CLASS__, 'checkConst'), $item, constant($item));
}
unset($dp[self::CONSTS]);
}
if ($data instanceof NCallback || $data instanceof Closure) {
NEnvironment::enterCriticalSection('Nette\\Caching/' . $key);
$data = $data->__invoke();
NEnvironment::leaveCriticalSection('Nette\\Caching/' . $key);
}
if (is_object($data)) {
$dp[self::CALLBACKS][] = array(array(__CLASS__, 'checkSerializationVersion'), get_class($data), NClassReflection::from($data)->getAnnotation('serializationVersion'));
}
$this->data = $data;
if ($data === NULL) {
$this->storage->remove($key);
} else {
$this->storage->write($key, $data, (array) $dp);
}
return $data;
}
