www.gusucode.com > Piwik 网站流量统计系统 v2.9.1PHP源码程序 > Piwik 网站流量统计系统 v2.9.1/How to install Piwik.html/piwik/core/DeviceDetectorCache.php
<?php /** * Piwik - free/libre analytics platform * * @link http://piwik.org * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later * */ namespace Piwik; use Exception; /** * Caching class used for DeviceDetector caching * * Combines Piwik\CacheFile with an additional caching in static property * * Static caching speeds up multiple detections in one request, which is the case when sending bulk requests */ class DeviceDetectorCache extends CacheFile implements \DeviceDetector\Cache\CacheInterface { protected static $staticCache = array(); /** * Function to fetch a cache entry * * @param string $id The cache entry ID * @return array|bool False on error, or array the cache content */ public function get($id) { if (empty($id)) { return false; } $id = $this->cleanupId($id); if (array_key_exists($id, self::$staticCache)) { return self::$staticCache[$id]; } return parent::get($id); } /** * A function to store content a cache entry. * * @param string $id The cache entry ID * @param array $content The cache content * @throws \Exception * @return bool True if the entry was succesfully stored */ public function set($id, $content) { if (empty($id)) { return false; } $id = $this->cleanupId($id); self::$staticCache[$id] = $content; return parent::set($id, $content); } }