core/Scheduler/Schedule/Hourly.php

<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link    https://matomo.org
 * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */

namespace Piwik\Scheduler\Schedule;

use Exception;

/**
 * Hourly class is used to schedule tasks every hour.
 *
 * @see \Piwik\Scheduler\Task
 */
class Hourly extends Schedule
{
    /**
     * @see Schedule::getRescheduledTime
     * @return int
     */
    public function getRescheduledTime()
    {
        $currentTime = $this->getTime();

        // Adds one hour and reset the number of minutes
        $rescheduledTime = mktime(
            date('H', $currentTime) + 1,
            0,
            date('s', $currentTime),
            date('n', $currentTime),
            date('j', $currentTime),
            date('Y', $currentTime)
        );
        return $rescheduledTime;
    }

    /**
     * @see Schedule::setHour
     * @param int $_hour
     * @throws \Exception
     * @return int
     */
    public function setHour($_hour)
    {
        throw new Exception("Method not supported");
    }

    /**
     * @see Schedule::setDay
     * @param int $_day
     * @throws \Exception
     * @return int
     */
    public function setDay($_day)
    {
        throw new Exception("Method not supported");
    }
}