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- <?php
- namespace Symfony\Component\HttpFoundation\Session\Storage\Handler;
- class MemcachedSessionHandler extends AbstractSessionHandler
- {
- private \Memcached $memcached;
-
- private int|\Closure|null $ttl;
-
- private string $prefix;
-
- public function __construct(\Memcached $memcached, array $options = [])
- {
- $this->memcached = $memcached;
- if ($diff = array_diff(array_keys($options), ['prefix', 'expiretime', 'ttl'])) {
- throw new \InvalidArgumentException(sprintf('The following options are not supported "%s".', implode(', ', $diff)));
- }
- $this->ttl = $options['expiretime'] ?? $options['ttl'] ?? null;
- $this->prefix = $options['prefix'] ?? 'sf2s';
- }
- public function close(): bool
- {
- return $this->memcached->quit();
- }
- protected function doRead(#[\SensitiveParameter] string $sessionId): string
- {
- return $this->memcached->get($this->prefix.$sessionId) ?: '';
- }
- public function updateTimestamp(#[\SensitiveParameter] string $sessionId, string $data): bool
- {
- $this->memcached->touch($this->prefix.$sessionId, $this->getCompatibleTtl());
- return true;
- }
- protected function doWrite(#[\SensitiveParameter] string $sessionId, string $data): bool
- {
- return $this->memcached->set($this->prefix.$sessionId, $data, $this->getCompatibleTtl());
- }
- private function getCompatibleTtl(): int
- {
- $ttl = ($this->ttl instanceof \Closure ? ($this->ttl)() : $this->ttl) ?? \ini_get('session.gc_maxlifetime');
-
-
- if ($ttl > 60 * 60 * 24 * 30) {
- $ttl += time();
- }
- return $ttl;
- }
- protected function doDestroy(#[\SensitiveParameter] string $sessionId): bool
- {
- $result = $this->memcached->delete($this->prefix.$sessionId);
- return $result || \Memcached::RES_NOTFOUND == $this->memcached->getResultCode();
- }
- public function gc(int $maxlifetime): int|false
- {
-
- return 0;
- }
-
- protected function getMemcached(): \Memcached
- {
- return $this->memcached;
- }
- }
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