random.php

<?php

$actual_hour = date('H');
$condition[] = 'hour_' . $actual_hour;
$lifetime = 3600; // 1h
$mdCondition = md5($condition);
if (!Cache::load($mdCondition)) {
	$objects->setOrderKey("RAND($actual_hour)", false);
	Cache::save(
		$objects,
		$mdCondition,
		[],
		$lifetime);
} else {
	p_r("im cache");

	$cachedObjects = Cache::load($mdCondition);
	p_r($cachedObjects);
	$objects = $cachedObjects;

}