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<?php |
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namespace Quantum\Libraries\ResourceCache; |
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use Quantum\Exceptions\ConfigException; |
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use voku\helper\HtmlMin; |
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class ViewCache |
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{ |
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/** |
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* @var string |
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*/ |
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private $cacheDir; |
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/** |
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* @var string |
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*/ |
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private $mimeType = '.tmp'; |
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/** |
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* @param bool $fromCommand |
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* @throws ConfigException |
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*/ |
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public function __construct(bool $fromCommand = false) |
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{ |
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if (!config()->has('view_cache') && !$fromCommand){ |
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throw ConfigException::configCollision('view_cache'); |
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} |
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$configCacheDir = config()->get('view_cache.cache_dir', 'cache'); |
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$module = strtolower(current_module()); |
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$this->cacheDir = base_dir() . DS . $configCacheDir . DS . 'views/'; |
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if ($module){ |
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$this->cacheDir = base_dir() . DS . $configCacheDir . DS . 'views' . DS . $module . '/'; |
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} |
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if (!is_dir($this->cacheDir) && !$fromCommand) { |
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mkdir($this->cacheDir, 0777, true); |
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} |
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} |
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/** |
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* @param string $key |
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* @param string $content |
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* @param string $sessionId |
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* @param int $ttl |
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* @return void |
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*/ |
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public function set(string $key, string $content, string $sessionId, int $ttl = 300): void |
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{ |
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if (config()->has('view_cache.minify')) { |
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$content = $this->minify($content); |
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} |
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$cacheFile = $this->getCacheFile($key, $sessionId); |
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$data = [ |
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'content' => $content, |
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'expires_at' => time() + $ttl, |
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]; |
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file_put_contents($cacheFile, serialize($data)); |
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} |
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/** |
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* @param string $key |
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* @param string $sessionId |
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* @return mixed|null |
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*/ |
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public function get(string $key, string $sessionId): ?string |
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{ |
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$cacheFile = $this->getCacheFile($key, $sessionId); |
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if (!file_exists($cacheFile)) { |
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return null; |
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} |
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$data = unserialize(file_get_contents($cacheFile)); |
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if (time() > $data['expires_at']) { |
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unlink($cacheFile); |
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return null; |
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} |
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return $data['content']; |
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} |
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/** |
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* @param string $key |
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* @param string $sessionId |
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* @return void |
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*/ |
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public function delete(string $key, string $sessionId): void |
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{ |
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$cacheFile = $this->getCacheFile($key, $sessionId); |
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if (file_exists($cacheFile)) { |
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unlink($cacheFile); |
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} |
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} |
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/** |
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* @param string $key |
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* @param string $sessionId |
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* @return bool |
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*/ |
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public function exists(string $key, string $sessionId): bool |
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{ |
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$cacheFile = $this->getCacheFile($key, $sessionId); |
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if (!file_exists($cacheFile)) { |
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return false; |
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} |
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$data = unserialize(file_get_contents($cacheFile)); |
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if (time() > $data['expires_at']) { |
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unlink($cacheFile); |
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return false; |
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} |
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return true; |
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} |
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/** |
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* @param string $key |
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* @param string $sessionId |
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* @return string |
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*/ |
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private function getCacheFile(string $key, string $sessionId): string |
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{ |
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return $this->cacheDir . md5($key . $sessionId) . $this->mimeType; |
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} |
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/** |
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* @param string $content |
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* @return string |
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*/ |
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private function minify(string $content): string |
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{ |
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return (new HtmlMin())->minify($content); |
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} |
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} |
softberg /
quantum-php-core
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