function testSet_expire()
{
$cache = new FileCache();
$cache->set($this->name, $this->data, new DateTime('-1 day'));
$result = $cache->get($this->name);
$this->assertSame(null, $result);
}
public function testExpire()
{
$key = uniqid();
$c = new FileCache($this->file);
$this->assertTrue($c->set($key, ['bar' => ['baz']], 1));
$this->assertEquals(['bar' => ['baz']], $c->get($key));
$this->assertTrue($c->expires($key) <= time() + 1);
sleep(2);
$this->assertNull($c->get($key));
}
public function init()
{
$sqlDir = __ROOT__ . "app/sql/";
$lock = \FileCache::isExist("sql.lock", $sqlDir);
if ($lock) {
$this->fileList = \FileCache::get("sql.lock", $sqlDir);
}
$this->ListSql($sqlDir);
\FileCache::set("sql.lock", $this->fileList, $sqlDir);
}
function handle()
{
$cache = new FileCache();
$info = $cache->get(self::CACHE_KEY);
if (!is_array($info)) {
$shokos = new VolatileTwitShokos();
$info = $shokos->bestTalkInfo();
$cache->set(self::CACHE_KEY, $info, new DateTime("+30 min"));
}
$this->assign('rate', $info['rate']);
$this->assign('text', $info['text']);
$this->assign('status', 'ok');
}
function run()
{
$cache = new FileCache();
$box = $cache->get(self::TWITTER_CRAWL_KEY);
if (!is_array($box)) {
$box = array();
}
$api = new TwitterApi(HIDETOBARA_OAUTH_KEY, HIDETOBARA_OAUTH_SECRET);
$a = $api->getHomeTimeline($box);
$storage = new TwitterStorage();
$storage->retrieveStatus($a);
$storage->saveStatusByDate(LOG_DIR . "status/");
$box = $storage->updateUserCache($box);
$cache->set(self::TWITTER_CRAWL_KEY, $box);
}
public function blindClass()
{
opcache_reset();
$loader = (require __ROOT__ . '/vendor/autoload.php');
$loader->setUseIncludePath(true);
$app = new \Group\App\App();
$app->initSelf();
$app->doBootstrap($loader);
$app->registerServices();
$app->singleton('container')->setAppPath(__ROOT__);
$classMap = new Group\Common\ClassMap();
$classes = $classMap->doSearch();
\FileCache::set('services', $classes, $this->cacheDir);
$this->addClass($classes, $this->server);
}
/**
* 检查输入的参数与命令
*
*/
protected function checkArgv()
{
$argv = $this->argv;
if (!isset($argv[1])) {
return;
}
$config = \Config::get("async::server");
if (!isset($config[$argv[1]])) {
return;
}
$log = isset($config[$argv[1]]['config']['log_file']) ? $config[$argv[1]]['config']['log_file'] : 'runtime/async/default.log';
$log = explode("/", $log);
\FileCache::set(array_pop($log), '', implode("/", $log) . "/");
$server = new Server($config[$argv[1]], $argv[1]);
die;
}
function search()
{
$cacheData = FileCache::get('__cache__' . $this->keyword);
if (!$cacheData) {
$url = $this->queryUrl . urlencode($this->keyword);
$request_result = $this->request($url);
$json = json_decode($request_result);
$searchData = $json->data;
if (count($searchData) > 0) {
FileCache::set('__cache__' . $this->keyword, $searchData, 24 * 60 * 60);
}
} else {
$searchData = $cacheData;
}
if (count($searchData) > 0) {
$codeArray = array();
foreach ($searchData as $value) {
$d = explode('~', $value);
if (preg_match('/(\\..*)$/', $d[1], $re)) {
$d[1] = str_replace($re[1], "", $d[1]);
}
if ($d[0] == 'us') {
$d[1] = strtoupper($d[1]);
}
$dCode = $d[0] . $d[1];
if ($d[0] == 'hk') {
$dCode = 'r_' . $dCode;
}
if ($d[0] == 'jj') {
$dCode = 's_' . $dCode;
}
array_push($codeArray, $dCode);
}
$qt = new StockQt();
$qt->fetchQt(implode(',', $codeArray));
foreach ($searchData as $key => $value) {
$stock = new Stock($value, $qt);
$this->result($key, $stock->getLink(), $stock->getTitle(), $stock->getSubTitle(), null);
}
} else {
$this->lastPlaceholder();
}
}
function search()
{
$qtData = FileCache::get($this->keyword);
if (!$qtData) {
$url = $this->queryUrl . urlencode($this->keyword);
$request_result = $this->request($url);
$json = json_decode($request_result);
$qtData = $json->data;
}
if (count($qtData) > 0) {
FileCache::set($this->keyword, $qtData);
foreach ($qtData as $key => $value) {
$stock = new Stock($value);
$this->result($key, $stock->getLink(), $stock->getTitle(), $stock->getSubTitle(), null);
}
} else {
$this->lastPlaceholder();
}
}
}
flock($fp, LOCK_UN);
fclose($fp);
return $data;
} else {
return false;
}
}
}
//例子
$cache = new FileCache();
$data = $cache->get('yourkey');
//yourkey是你为每一个要缓存的数据定义的缓存名字
if ($data === false) {
$data = '从数据库取出的数据或很复杂很耗时的弄出来的数据';
$cache->set('yourkey', $data, 3600);
//缓存3600秒
}
// use your $data
/*
看代码
例子解释
一开始你从缓存中取数据(get)如果数据有缓存就直接使用缓存中的数据了。
如果缓存过期或没有，那重新取数据（数据库或其它），然后保存到缓存中。再使用你的数据。
我们可以这样想，这个页面第一次被访问的时候，是取不到缓存数据的所以$data是false,这时按正常逻辑取数据。
/**
* 设置worker进程的pid
*
* @param pid int
*/
private function setWorkerPids($pid)
{
$this->workerPids[] = $pid;
\FileCache::set('work_ids', $this->workerPids, $this->logDir . "/");
}
$json_options['B'][] = $entity;
}
$redirect = true;
}
if ($redirect) {
$json = urlencode(json_encode($json_options));
$url = "/related/{$systemID}/{$relatedTime}/o/{$json}/";
$app->redirect($url, 302);
die;
}
$systemInfo = $mdb->findDoc('information', ['cacheTime' => 3600, 'type' => 'solarSystemID', 'id' => $systemID]);
$systemName = $systemInfo['name'];
$regionInfo = $mdb->findDoc('information', ['cacheTime' => 3600, 'type' => 'regionID', 'id' => $systemInfo['regionID']]);
$regionName = $regionInfo['name'];
$unixTime = strtotime($relatedTime);
$time = date('Y-m-d H:i', $unixTime);
$exHours = 1;
if ((int) $exHours < 1 || (int) $exHours > 12) {
$exHours = 1;
}
$key = "{$systemID}:{$relatedTime}:{$exHours}:" . json_encode($json_options);
$cache = new FileCache($baseDir . '/cache/related/');
$mc = $cache->get($key);
if (!$mc) {
$parameters = array('solarSystemID' => $systemID, 'relatedTime' => $relatedTime, 'exHours' => $exHours);
$kills = Kills::getKills($parameters);
$summary = Related::buildSummary($kills, $parameters, $json_options);
$mc = array('summary' => $summary, 'systemName' => $systemName, 'regionName' => $regionName, 'time' => $time, 'exHours' => $exHours, 'solarSystemID' => $systemID, 'relatedTime' => $relatedTime, 'options' => json_encode($json_options));
$cache->set($key, $mc, 600);
}
$app->render('related.html', $mc);
private function content_key_for_mtime_key($key, $work_units)
{
if (!(defined('SACY_USE_CONTENT_BASED_CACHE') && SACY_USE_CONTENT_BASED_CACHE)) {
return $key;
}
$cache_key = 'ck-for-mkey-' . $key;
$ck = $this->fragment_cache->get($cache_key);
if (!$ck) {
$ck = "";
foreach ($work_units as $f) {
$ck = md5($ck . md5_file($f['file']));
foreach ($f['additional_files'] as $af) {
$ck = md5($ck . md5_file($af));
}
}
$ck = "{$ck}-content";
$this->fragment_cache->set($cache_key, $ck);
}
return $ck;
}
/**
* @param int $account_id
* @param bool $only_cached If true then only cached response will be retrieved
* @param int $cache_validity_in_minutes Provide 0 or false to force request
*
* @return array|null
* @throws Exception
*/
public static function get_unread_messages($account_id, $only_cached = false, $cache_validity_in_minutes = 3)
{
$return = null;
$rec = Utils_RecordBrowserCommon::get_record('rc_accounts', $account_id);
if ($rec['epesi_user'] !== Acl::get_user()) {
throw new Exception('Invalid account id');
}
$port = $rec['security'] == 'ssl' ? 993 : 143;
$server_str = '{' . $rec['server'] . '/imap/readonly/novalidate-cert' . ($rec['security'] ? '/' . $rec['security'] : '') . ':' . $port . '}';
$cache_key = md5($server_str . ' # ' . $rec['login'] . ' # ' . $rec['password']);
$cache = new FileCache(DATA_DIR . '/cache/roundcube_unread.php');
if ($cache_validity_in_minutes) {
$unread_messages = $cache->get($cache_key);
if ($unread_messages && ($only_cached || $unread_messages['t'] > time() - $cache_validity_in_minutes * 60)) {
$return = $unread_messages['val'];
}
}
if ($return === null && $only_cached === false) {
@set_time_limit(0);
$mailbox = @imap_open(imap_utf7_encode($server_str), imap_utf7_encode($rec['login']), imap_utf7_encode($rec['password']), OP_READONLY || OP_SILENT);
$err = imap_errors();
$unseen = array();
if (!$mailbox || $err) {
$err = __('Connection error') . ": " . implode(', ', $err);
} else {
$uns = @imap_search($mailbox, 'UNSEEN ALL');
if ($uns) {
$l = @imap_fetch_overview($mailbox, implode(',', $uns), 0);
$err = imap_errors();
if (!$l || $err) {
$error_info = $err ? ": " . implode(', ', $err) : "";
$err = __('Error reading messages overview') . $error_info;
} else {
foreach ($l as $msg) {
$from = isset($msg->from) ? imap_utf8($msg->from) : '<unknown>';
$subject = isset($msg->subject) ? imap_utf8($msg->subject) : '<no subject>';
$date = isset($msg->date) ? $msg->date : '';
$unseen[] = array('from' => $from, 'subject' => $subject, 'id' => $msg->uid, 'date' => $date, 'unix_timestamp' => $msg->udate);
}
}
}
}
if (!is_bool($mailbox)) {
imap_close($mailbox);
}
imap_errors();
// called just to clean up errors.
if ($err) {
throw new Exception($err);
} else {
$return = $unseen;
$cache->set($cache_key, array('val' => $return, 't' => time()));
}
}
return $return;
}
private function getMethodsCache()
{
$file = 'route/routing_' . $this->route->getCurrentMethod() . '.php';
if (\FileCache::isExist($file)) {
return \FileCache::get($file);
}
$config = $this->createMethodsCache();
\FileCache::set($file, $config);
return $config;
}
private function getRoutingConfig()
{
$file = 'route/routing.php';
if ($this->container->getEnvironment() == "prod") {
if (\FileCache::isExist($file)) {
return \FileCache::get($file);
}
}
$sources = \Config::get('routing::source');
$routings = [];
foreach ($sources as $source) {
$routing = (include_once "src/{$source}/routing.php");
if ($routing) {
$routings = array_merge($routings, $routing);
}
}
\FileCache::set($file, $routings);
return $routings;
}
