holidays.php

<?
function getHolidays($year = null)
{
        if ($year === null)
        {
                $year = intval(strftime('%Y'));
        }

        $easterDate = easter_date($year);
        $easterDay = date('j', $easterDate);
        $easterMonth = date('n', $easterDate);
        $easterYear = date('Y', $easterDate);

        $holidays = array(
                // Jours feries fixes
                mktime(0, 0, 0, 1, 1, $year),// 1er janvier
                mktime(0, 0, 0, 5, 1, $year),// Fete du travail
                mktime(0, 0, 0, 5, 8, $year),// Victoire des allies
                mktime(0, 0, 0, 7, 14, $year),// Fete nationale
                mktime(0, 0, 0, 8, 15, $year),// Assomption
                mktime(0, 0, 0, 11, 1, $year),// Toussaint
                mktime(0, 0, 0, 11, 11, $year),// Armistice
                mktime(0, 0, 0, 12, 25, $year),// Noel

                // Jour feries qui dependent de paques
                mktime(0, 0, 0, $easterMonth, $easterDay + 1, $easterYear),// Lundi de paques
                mktime(0, 0, 0, $easterMonth, $easterDay + 39, $easterYear),// Ascension
                mktime(0, 0, 0, $easterMonth, $easterDay + 50, $easterYear), // Pentecote
        );

        sort($holidays);

        return $holidays;
}
function am($value) {
return strftime('%Y-%m-%d', $value);
}

function isHoliday($timestamp)
{
        $iDayNum = strftime('%u', $timestamp);
        $iYear = strftime('%Y', $timestamp);

        $aHolidays = getHolidays($iYear);

        /*
        * On est oblige de convertir les timestamps en string a cause des decalages horaires.
        */
        $aHolidaysString = array_map("am", $aHolidays);

        if (in_array(strftime('%Y-%m-%d', $timestamp), $aHolidaysString) OR $iDayNum == 6 OR $iDayNum == 7)
        {
                return true;
        }
        return false;
}


?>