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<?
# Lifter002: TODO
# Lifter007: TODO
# Lifter003: TODO
# Lifter010: TODO
/**
* calendar_functions.inc.php
*
* basic calendar functions
*
* @author Peter Thienel <pthienel@web.de>
* @access public
* @package studip_core
* @modulegroup library
* @module calendar_functions
*/
// +---------------------------------------------------------------------------+
// This file is part of Stud.IP
// calendar_functions.inc.php
//
// Copyright (C) 2001 Peter Thienel <pthienel@web.de>
// +---------------------------------------------------------------------------+
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or any later version.
// +---------------------------------------------------------------------------+
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// +---------------------------------------------------------------------------+
/**
* Hier jezt die ultimative Feiertags-"Berechnung"
* Zurueckgegeben wird ein Array mit Namen des Feiertages ("name") und
* Faerbungsgrad ("col", 1 bis 3; 3 bedeutet Termin fällt aus).
*
* @param $tmstamp
* @return array{name: string, col: int}|false
* @see Holidays::isHoliday()
*
* @deprecated Will be removed with Stud.IP 7.0.
*/
function holiday ($tmstamp) {
return Holidays::isHoliday($tmstamp);
}
// ueberprueft eine Datumsangabe, die in einen Timestamp gewandelt werden soll
// gibt bei Erfolg den timestamp zurück mit DST
function check_date ($month, $day, $year, $hour = 0, $min = 0) {
if (!preg_match("/^\d{1,2}$/", $day) || !preg_match("/^\d{1,2}$/", $month)
|| !preg_match("/^\d{1,2}$/", $hour) || !preg_match("/^\d{1,2}$/", $min)
|| !preg_match("/^\d{4}$/", $year)) {
return FALSE;
}
if ($year < 1970 || $year > 2036)
return FALSE;
if (!checkdate($month, $day, $year))
return FALSE;
if ($hour > 23 || $hour < 0 || $min > 59 || $min < 0)
return FALSE;
return mktime($hour, $min, 0, $month, $day, $year);
}
/**
* checks values that shall become a single date with start- and endtime
*
* @param string $day
* @param string $month
* @param string $year
* @param string $start_hour
* @param string $start_minute
* @param string $end_hour
* @param string $end_minute
*
* @return bool true if date is valid, false otherwise
*/
function check_singledate( $day, $month, $year, $start_hour, $start_minute, $end_hour, $end_minute ) {
// check start-date
$start = check_date($month, $day, $year, $start_hour, $start_minute);
if (!$start) return false;
// check end-date
$end = check_date($month, $day, $year, $end_hour, $end_minute);
if (!$end) return false;
// check, that end-date is not before start_date
return ($end > $start);
}
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