/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @throws \PHPExcel\Exception
*/
protected function storeData()
{
if ($this->currentCellIsDirty && !empty($this->currentObjectID)) {
$this->currentObject->detach();
$obj = serialize($this->currentObject);
if (!$this->memcache->replace($this->cachePrefix . $this->currentObjectID . '.cache', $obj, null, $this->cacheTime)) {
if (!$this->memcache->add($this->cachePrefix . $this->currentObjectID . '.cache', $obj, null, $this->cacheTime)) {
$this->__destruct();
throw new \PHPExcel\Exception("Failed to store cell {$this->currentObjectID} in MemCache");
}
}
$this->currentCellIsDirty = false;
}
$this->currentObjectID = $this->currentObject = null;
}
/**
* Store cell data in cache for the current cell object if it's "dirty",
* and the 'nullify' the current cell object
*
* @return void
* @throws PHPExcel_Exception
*/
protected function _storeData()
{
if ($this->_currentCellIsDirty && !empty($this->_currentObjectID)) {
$this->_currentObject->detach();
$obj = serialize($this->_currentObject);
if (!$this->_memcache->replace($this->_cachePrefix . $this->_currentObjectID . '.cache', $obj, NULL, $this->_cacheTime)) {
if (!$this->_memcache->add($this->_cachePrefix . $this->_currentObjectID . '.cache', $obj, NULL, $this->_cacheTime)) {
$this->__destruct();
throw new PHPExcel_Exception('Failed to store cell ' . $this->_currentObjectID . ' in MemCache');
}
}
$this->_currentCellIsDirty = false;
}
$this->_currentObjectID = $this->_currentObject = null;
}
/**
* Writes session data to the memcache based session storage handler
*
* @param string $id The ID of the session
* @param string $value The session data to store
* @access protected
*/
protected function _write($id, $value)
{
$id = 'sess_' . $id;
if ($this->_conn->get($id)) {
return $this->_conn->replace($id, $value, 0, $this->_life_time);
} else {
return $this->_conn->set($id, $value, 0, $this->_life_time);
}
}
/**
* Set expire time on each call since memcached sets it on cache creation.
*
* @param string $key Cache key to expire.
*
* @return void
*
* @since 11.1
*/
protected function _setExpire($key)
{
$lifetime = ini_get("session.gc_maxlifetime");
$expire = $this->_db->get($key . '_expire');
// Set prune period
if ($expire + $lifetime < time()) {
$this->_db->delete($key);
$this->_db->delete($key . '_expire');
} else {
$this->_db->replace($key . '_expire', time());
}
}
/**
* Set expire time on each call since memcache sets it on cache creation.
*
* @access private
*
* @param string $key Cache key to expire.
* @param integer $lifetime Lifetime of the data in seconds.
*/
function _setExpire($key)
{
$lifetime = $this->_lifetime;
$expire = $this->_db->get($key . '_expire');
// set prune period
if ($expire + $lifetime < time()) {
$this->_db->delete($key);
$this->_db->delete($key . '_expire');
} else {
$this->_db->replace($key . '_expire', time());
}
}
/**
* Clean cache for a group given a mode.
*
* group mode : cleans all cache in the group
* notgroup mode : cleans all cache not in the group
*
* @access public
* @param string $group The cache data group
* @param string $mode The mode for cleaning cache [group|notgroup]
* @return boolean True on success, false otherwise
* @since 1.5
*/
function clean($group, $mode)
{
if (!$this->lockindex()) {
return false;
}
$index = $this->_db->get($this->_hash . '-index');
if ($index === false) {
$index = array();
}
$secret = $this->_hash;
foreach ($index as $key => $value) {
if (strpos($value->name, $secret . '-cache-' . $group . '-' . $this->_site) === 0 xor $mode != 'group') {
$this->_db->delete($value->name, 0);
unset($index[$key]);
}
}
$this->_db->replace($this->_hash . '-index', $index, 0, 0);
$this->unlockindex();
return true;
}
/**
* update
* @param string $key
* @param string|array|object $value
* @param int $ttl
* @param string $tableName
* @param resource $connectionResource
* @return boolean
*/
public function update($key, $value, $ttl = 0, $tableName = '', $connectionResource = null)
{
return $connectionResource->replace($this->getRealKey($tableName, $key), $value, $ttl);
}
