62 lines
1.6 KiB
PHP
62 lines
1.6 KiB
PHP
<?php
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declare(strict_types=1);
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class MemcachedCache implements CacheInterface
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{
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private Logger $logger;
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private \Memcached $conn;
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public function __construct(
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Logger $logger,
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string $host,
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int $port
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) {
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$this->logger = $logger;
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$this->conn = new \Memcached();
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// This call does not actually connect to server yet
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if (!$this->conn->addServer($host, $port)) {
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throw new \Exception('Unable to add memcached server');
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}
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}
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public function get(string $key, $default = null)
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{
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$value = $this->conn->get($key);
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if ($value === false) {
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return $default;
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}
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return $value;
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}
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public function set(string $key, $value, $ttl = null): void
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{
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$expiration = $ttl === null ? 0 : time() + $ttl;
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$result = $this->conn->set($key, $value, $expiration);
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if ($result === false) {
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$this->logger->warning('Failed to store an item in memcached', [
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'key' => $key,
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'code' => $this->conn->getLastErrorCode(),
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'message' => $this->conn->getLastErrorMessage(),
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'number' => $this->conn->getLastErrorErrno(),
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]);
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// Intentionally not throwing an exception
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}
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}
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public function delete(string $key): void
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{
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$this->conn->delete($key);
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}
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public function clear(): void
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{
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$this->conn->flush();
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}
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public function prune(): void
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{
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// memcached manages pruning on its own
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}
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}
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