browscap / browscap-php

        $patternhash = Pattern::getHashForParts($pattern);

        $subkey = SubKey::getIniPartCacheSubKey($patternhash);

        if (! $this->cache->hasItem('browscap.iniparts.' . $subkey, true)) {

            $this->logger->debug('cache key "browscap.iniparts.' . $subkey . '" not found');

            return [];

        }

        $success = null;

        $file = $this->cache->getItem('browscap.iniparts.' . $subkey, true, $success);

        foreach ($starts as $tmpStart) {

            $tmpSubkey = SubKey::getPatternCacheSubkey($tmpStart);

            if (! $this->cache->hasItem('browscap.patterns.' . $tmpSubkey, true)) {

                $this->logger->debug('cache key "browscap.patterns.' . $tmpSubkey . '" not found');

                continue;

            }

            $success = null;

            $file = $this->cache->getItem('browscap.patterns.' . $tmpSubkey, true, $success);