/** * Returns date of the previous specific day of the week * on or before the given date. * * @param int day of week, 0=Sunday * @param string year in format CCYY, default current local year * @param string month in format MM, default current local month * @param string day in format DD, default current local day * @param string format for returned date * * @access public * * @return string date in given format */ function prevDayOfWeekOnOrBefore($dow, $day = "", $month = "", $year = "", $format = "%Y%m%d") { return Date_Calc::prevDayOfWeek($dow, $day = "", $month = "", $year = "", $format = "%Y%m%d", true); }
/** * Returns date of the previous specific day of the week * on or before the given date * * @param int $dow the day of the week (0 = Sunday) * @param int $day the day of the month, default is current local day * @param int $month the month, default is current local month * @param int $year the year in four digit format, default is current * local year * @param string $format the string indicating how to format the output * * @return string the date in the desired format * @access public * @static */ function prevDayOfWeekOnOrBefore($dow, $day = 0, $month = 0, $year = null, $format = DATE_CALC_FORMAT) { return Date_Calc::prevDayOfWeek($dow, $day, $month, $year, $format, true); }
/** * Returns date of the previous specific day of the week * on or before the given date. * * @param int day of week, 0=Sunday * @param string day in format DD, default is current local day * @param string month in format MM, default is current local month * @param string year in format CCYY, default is current local year * @param string format for returned date * * @access public * * @return string date in given format */ function prevDayOfWeekOnOrBefore($dow, $day = '', $month = '', $year = '', $format = '%Y%m%d') { return Date_Calc::prevDayOfWeek($dow, $day, $month, $year, $format, true); }
/** * Returns day on which Summer time starts or ends for given year * * The limit (start or end) code can take the following forms: * 5 the fifth of the month * lastSun the last Sunday in the month * lastMon the last Monday in the month * Sun>=8 first Sunday on or after the 8th * Sun<=25 last Sunday on or before the 25th * * @param string $ps_summertimelimitcode code which specifies Summer time * limit day * @param int $pn_month start or end month * @param int $pn_year year for which to calculate Summer * time limit day * * @return int * @access private * @since Method available since Release 1.5.0 */ function getSummerTimeLimitDay($ps_summertimelimitcode, $pn_month, $pn_year) { if (preg_match('/^[0-9]+$/', $ps_summertimelimitcode)) { $hn_day = $ps_summertimelimitcode; } else { if (!isset($ha_daysofweek)) { static $ha_daysofweek = array("Sun" => 0, "Mon" => 1, "Tue" => 2, "Wed" => 3, "Thu" => 4, "Fri" => 5, "Sat" => 6); } if (preg_match('/^last(Sun|Mon|Tue|Wed|Thu|Fri|Sat)$/', $ps_summertimelimitcode, $ha_matches)) { list($hn_nmyear, $hn_nextmonth, $hn_nmday) = explode(" ", Date_Calc::beginOfMonthBySpan(1, $pn_month, $pn_year, "%Y %m %d")); list($hn_year, $hn_month, $hn_day) = explode(" ", Date_Calc::prevDayOfWeek($ha_daysofweek[$ha_matches[1]], $hn_nmday, $hn_nextmonth, $hn_nmyear, "%Y %m %d", false)); // not including // this day if ($hn_month != $pn_month) { // This code happen legitimately if the calendar jumped some days // e.g. in a calendar switch, or the limit day is badly defined: // $hn_day = Date_Calc::getFirstDayOfMonth($pn_month, $pn_year); } } else { if (preg_match('/^(Sun|Mon|Tue|Wed|Thu|Fri|Sat)([><]=)([0-9]+)$/', $ps_summertimelimitcode, $ha_matches)) { if ($ha_matches[2] == "<=") { list($hn_year, $hn_month, $hn_day) = explode(" ", Date_Calc::prevDayOfWeek($ha_daysofweek[$ha_matches[1]], $ha_matches[3], $pn_month, $pn_year, "%Y %m %d", true)); // including // this day if ($hn_month != $pn_month) { $hn_day = Date_Calc::getFirstDayOfMonth($pn_month, $pn_year); } } else { list($hn_year, $hn_month, $hn_day) = explode(" ", Date_Calc::nextDayOfWeek($ha_daysofweek[$ha_matches[1]], $ha_matches[3], $pn_month, $pn_year, "%Y %m %d", true)); // including // this day if ($hn_month != $pn_month) { $hn_day = Date_Calc::daysInMonth($pn_month, $pn_year); } } } } } return $hn_day; }
// I don't feel like dealing with this right now... //compare('', Date_Calc::getCalendarYear(2000), 'getCalendarYear'); compare('20001121', Date_Calc::prevDay(22, 11, 2000), 'prevDay'); compare('20001123', Date_Calc::nextDay(22, 11, 2000), 'nextDay'); compare('20001121', Date_Calc::prevDay(22, 11, 2000), 'prevDay str'); compare('20001123', Date_Calc::nextDay('22', '11', '2000'), 'nextDay str'); compare('20001117', Date_Calc::prevWeekday('19', '11', '2000'), 'prevWeekday 1 str'); compare('20001117', Date_Calc::prevWeekday(19, 11, 2000), 'prevWeekday 1'); compare('20001121', Date_Calc::prevWeekday(22, 11, 2000), 'prevWeekday 2'); compare('20001123', Date_Calc::nextWeekday(22, 11, 2000), 'nextWeekday 1'); compare('20001127', Date_Calc::nextWeekday(24, 11, 2000), 'nextWeekday 2'); compare('20001127', Date_Calc::nextWeekday('24', '11', '2000'), 'nextWeekday 2 str'); compare('20001121', Date_Calc::prevDayOfWeek('2', '22', '11', '2000'), 'prevDayOfWeek 1 str'); compare('20001121', Date_Calc::prevDayOfWeek(2, 22, 11, 2000), 'prevDayOfWeek 1'); compare('20001115', Date_Calc::prevDayOfWeek(3, 22, 11, 2000), 'prevDayOfWeek 2'); compare('20001122', Date_Calc::prevDayOfWeek(3, 22, 11, 2000, '%Y%m%d', true), 'prevDayOfWeek 3'); compare('20001122', Date_Calc::nextDayOfWeek(3, 22, 11, 2000, '%Y%m%d', true), 'nextDayOfWeek 1'); compare('20001129', Date_Calc::nextDayOfWeek(3, 22, 11, 2000), 'nextDayOfWeek 2'); compare('20001123', Date_Calc::nextDayOfWeek(4, 22, 11, 2000), 'nextDayOfWeek 3'); compare('20001123', Date_Calc::nextDayOfWeek('4', '22', '11', '2000'), 'nextDayOfWeek 3 str'); compare('20001121', Date_Calc::prevDayOfWeekOnOrBefore('2', '22', '11', '2000'), 'prevDayOfWeekOnOrBefore 1 str'); compare('20001121', Date_Calc::prevDayOfWeekOnOrBefore(2, 22, 11, 2000), 'prevDayOfWeekOnOrBefore 1'); compare('20001122', Date_Calc::prevDayOfWeekOnOrBefore(3, 22, 11, 2000), 'prevDayOfWeekOnOrBefore 2'); compare('20001122', Date_Calc::nextDayOfWeekOnOrAfter(3, 22, 11, 2000), 'nextDayOfWeekOnOrAfter 1'); compare('20001123', Date_Calc::nextDayOfWeekOnOrAfter(4, 22, 11, 2000), 'nextDayOfWeekOnOrAfter 2'); compare('20001123', Date_Calc::nextDayOfWeekOnOrAfter('4', '22', '11', '2000'), 'nextDayOfWeekOnOrAfter 2 str'); compare('20001120', Date_Calc::beginOfWeek('22', '11', '2000'), 'beginOfWeek str'); compare('20001120', Date_Calc::beginOfWeek(22, 11, 2000), 'beginOfWeek'); compare('20001126', Date_Calc::endOfWeek(22, 11, 2000), 'endOfWeek'); compare('20001126', Date_Calc::endOfWeek('22', '11', '2000'), 'endOfWeek str'); compare('20001113', Date_Calc::beginOfPrevWeek(22, 11, 2000), 'beginOfPrevWeek');