public function getMetrics($domain)
{
$cacheId = 'SEO_getRank_' . md5($domain);
$metrics = $this->cache->fetch($cacheId);
if (!is_array($metrics)) {
$metrics = $this->provider->getMetrics($domain);
$this->cache->save($cacheId, $metrics, 60 * 60 * 6);
}
return $metrics;
}
/**
* {@inheritdoc}
*/
public function load($language, array $directories)
{
if (empty($language)) {
return array();
}
$cacheKey = $this->getCacheKey($language, $directories);
$translations = $this->cache->fetch($cacheKey);
if (empty($translations) || !is_array($translations)) {
$translations = $this->loader->load($language, $directories);
$this->cache->save($cacheKey, $translations, 43200);
// ttl=12hours
}
return $translations;
}
private function fetch($action, $params)
{
ksort($params);
// sort params so cache is reused more often even if param order is different
$releaseChannel = $this->environment->getReleaseChannel();
if (!empty($releaseChannel)) {
$params['release_channel'] = $releaseChannel;
}
$params['prefer_stable'] = (int) $this->environment->doesPreferStable();
$params['piwik'] = $this->environment->getPiwikVersion();
$params['php'] = $this->environment->getPhpVersion();
$params['mysql'] = $this->environment->getMySQLVersion();
$params['num_users'] = $this->environment->getNumUsers();
$params['num_websites'] = $this->environment->getNumWebsites();
$query = http_build_query($params);
$cacheId = $this->getCacheKey($action, $query);
$result = $this->cache->fetch($cacheId);
if ($result !== false) {
return $result;
}
try {
$result = $this->service->fetch($action, $params);
} catch (Service\Exception $e) {
throw new Exception($e->getMessage(), $e->getCode());
}
$this->cache->save($cacheId, $result, self::CACHE_TIMEOUT_IN_SECONDS);
return $result;
}
/**
* @param $valueToMatch
* @param $sql
* @return array of IDs, or null if the returnset is too big to cache
*/
private function getIdsFromCache($valueToMatch, $sql)
{
$cacheKey = $this->getCacheKey($valueToMatch, $sql);
if ($this->cache->contains($cacheKey) === true) {
// TODO: hits
$this->logger->debug("Segment subquery cache HIT (for '{$valueToMatch}' and SQL '{$sql})");
return $this->cache->fetch($cacheKey);
}
$ids = $this->fetchActionIdsFromDb($valueToMatch, $sql);
if ($this->isTooBigToCache($ids)) {
$this->logger->debug("Segment subquery cache SKIPPED SAVE (too many IDs returned by subquery: %s ids)'", array(count($ids)));
$this->cache->save($cacheKey, $ids = null, $this->lifetime);
return null;
}
$this->cache->save($cacheKey, $ids, $this->lifetime);
$this->logger->debug("Segment subquery cache SAVE (for '{$valueToMatch}' and SQL '{$sql}')'");
return $ids;
}