Obtains a Clock set to the current time.
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public static now ( ) : |
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| return | ||
/**
* @inheritdoc
*/
public function get()
{
$function = $this->function;
$now = Clock::now()->getTimestamp();
if ($this->cachedResult === null || $now - $this->lastCallTime > $this->expireTime) {
$this->cachedResult = $function();
$this->lastCallTime = $now;
}
return $this->cachedResult;
}
/**
* @test
*/
public function shouldReturnTimestamp()
{
//given
Clock::freeze('2011-01-02 12:34');
//when
$timestamp = Clock::now()->getTimestamp();
//then
$dateTime = new DateTime('2011-01-02 12:34');
$this->assertEquals($dateTime->getTimestamp(), $timestamp);
}
public function poll()
{
Stats::reset();
session_write_close();
$stop = Clock::now()->plusSeconds(self::TIMEOUT);
while (true) {
if (!$stop->isAfter(Clock::now()) || connection_aborted()) {
$this->layout->renderAjax("[]");
return;
}
session_start();
$events = Event::loadNew();
session_write_close();
if ($events) {
$this->layout->renderAjax(Json::encode(Arrays::map($events, function (Event $event) {
return $event->toJsonArray();
})));
return;
}
Stats::reset();
usleep(100 * 1000);
}
}
private function _nowAsTimestamp()
{
return Clock::now()->getTimestamp();
}
/**
* Modifies the current time and returns a formatted date.
*
* @link http://php.net/manual/en/datetime.formats.php
*
* @param string $interval
* @param string $format
* @return string
*/
public static function modifyNow($interval, $format = self::DEFAULT_TIME_FORMAT)
{
return Clock::now()->toDateTime()->modify($interval)->format($format);
}
