Piwik\Plugins\UsersManager\Controller::getDefaultDates PHP Method

    protected function getDefaultDates()
    {
        $dates = array('today' => $this->translator->translate('Intl_Today'), 'yesterday' => $this->translator->translate('Intl_Yesterday'), 'previous7' => $this->translator->translate('General_PreviousDays', 7), 'previous30' => $this->translator->translate('General_PreviousDays', 30), 'last7' => $this->translator->translate('General_LastDays', 7), 'last30' => $this->translator->translate('General_LastDays', 30), 'week' => $this->translator->translate('General_CurrentWeek'), 'month' => $this->translator->translate('General_CurrentMonth'), 'year' => $this->translator->translate('General_CurrentYear'));
        $mappingDatesToPeriods = array('today' => 'day', 'yesterday' => 'day', 'previous7' => 'range', 'previous30' => 'range', 'last7' => 'range', 'last30' => 'range', 'week' => 'week', 'month' => 'month', 'year' => 'year');
        // assertion
        if (count($dates) != count($mappingDatesToPeriods)) {
            throw new Exception("some metadata is missing in getDefaultDates()");
        }
        $allowedPeriods = self::getEnabledPeriodsInUI();
        $allowedDates = array_intersect($mappingDatesToPeriods, $allowedPeriods);
        $dates = array_intersect_key($dates, $allowedDates);
        /**
         * Triggered when the list of available dates is requested, for example for the
         * User Settings > Report date to load by default.
         *
         * @param array &$dates Array of (date => translation)
         */
        Piwik::postEvent('UsersManager.getDefaultDates', array(&$dates));
        return $dates;
    }