Datumsoperationen
Datum konvertieren
Standard Datum umwandeln
echo strtotime('2011-01-01'); //1293836400
Umwandlungsfunktion
/**
* Returns a unix-timestamp out of a given date in the form dmy.
*
* @param date(dmy) $date
* @param bool $isStart true if start (
* @return unix-timestamp
*/
function getUnixDate($date, $isStart) {
// date array
$array_date = array();
// temp date array with given date
$array_temp = explode('.',$date);
// fill date array
$array_date['d'] = $array_temp[0];
$array_date['m'] = $array_temp[1];
$array_date['y'] = $array_temp[2];
// fill hour according to isStart
if($isStart) {
$array_date['hour'] = 0;
$array_date['min'] = 0;
$array_date['sec'] = 0;
} else {
$array_date['hour'] = 24;
$array_date['min'] = 0;
$array_date['sec'] = 0;
}
// make unix timestamp
$unix_date = mktime($array_date['hour'], $array_date['min'], $array_date['sec'], $array_date['m'], $array_date['d'], $array_date['y']);
return $unix_date;
}
Aktive Zeitperiode überprüfen; inkl. Feiertagen
/**
* Determines if a time-period is active
* @param $time_from int seconds of hours * minutes * seconds
* @param $time_to int seconds of hours * minutes * seconds
* @param $time_from_saturday int seconds of hours * minutes * seconds for Saturday
* @param $time_to_saturday int seconds of hours * minutes * seconds for Saturday
* @param $time_from_sunday int seconds of hours * minutes * seconds for Sunday
* @param $time_to_sunday int seconds of hours * minutes * seconds for Sunday
* @param $checkHolidays bool checks for holidays if true (default)
* @return bool true if active, false if out of time-period or holiday (see param $checkHolidays)
*/
private function _isActive($time_from = 0, $time_to = 86400, $time_from_saturday = 0, $time_to_saturday = 0, $time_from_sunday = 0, $time_to_sunday = 0, $checkHolidays = true)
{
// check if current date is a holiday (Holidays of Baden-Württemberg - Germany) - BEGIN
if($checkHolidays) {
// year
$int_year = date('Y');
// easter prefill
$date_easter = easter_date($int_year);
$easterDay = date('j', $date_easter);
$easterMonth = date('n', $date_easter);
$easterYear = date('Y', $date_easter);
// get holidays
$arr_generalHoliday = array();
$arr_generalHoliday[$int_year.'-01-01'] = 'Neujahr';
$arr_generalHoliday[$int_year.'-01-06'] = 'Heilige Drei Koenige';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay-2), $int_year))] = 'Karfreitag';
$arr_generalHoliday[date('Y-m-d', easter_date($int_year))] = 'Ostersonntag';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay+1), $int_year))] = 'Ostermontag';
$arr_generalHoliday[$int_year.'-05-01'] = 'Tag der Arbeit';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay+39), $int_year))] = 'Christi Himmelfahrt';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay+49), $int_year))] = 'Pfingstsonntag';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay+50), $int_year))] = 'Pfingstmontag';
$arr_generalHoliday[date('Y-m-d', mktime(0, 0, 0, $easterMonth, ($easterDay+60), $int_year))] = 'Frohenleichnam';
$arr_generalHoliday[$int_year.'-10-03'] = 'Tag der Deutschen Einheit';
$arr_generalHoliday[$int_year.'-11-01'] = 'Allerheiligen';
$arr_generalHoliday[$int_year.'-12-25'] = '1. Weihnachtsfeiertag';
$arr_generalHoliday[$int_year.'-12-26'] = '2. Weihnachtsfeiertag';
if(array_key_exists(date('Y-m-d'), $arr_generalHoliday)) { return false; } /*else { echo date('Y-m-d')." ist kein Feiertag"; }*/
}
// check if current date is a holidy (Holidays of Baden-Württemberg - Germany) - END
// check if current time is fitting to worktime on working day, saturday and sunday - BEGIN
$str_day = date('l');
switch($str_day) {
case 'Saturday':
$time_from = $time_from_saturday;
$time_to = $time_to_saturday;
break;
case 'Sunday':
$time_from = $time_from_sunday;
$time_to = $time_to_sunday;
break;
}
$int_time = (int) ((date('G') * 3600) + (date('i') * 60) + date('s'));
if($int_time >= $time_from && $int_time <= $time_to) {
//echo "current time is active: ".$int_time;
return true;
} else {
//echo "current time is not active: ".$int_time;
return false;
}
// check if current time is fitting to worktime on working day, saturday and sunday - END
return true;
}
Feiertage überprüfen
/**
* AUS DEM NETZ
* Ermittle Feiertage, Arbeitstage und Wochenenden von einem Datum
*
* @param string $datum im Format YYYY-MM-DD
* @param string $bundesland
* @return string
*/
function feiertag ($datum,$bundesland='') {
$datum = explode('-', $datum);
$datum[1] = str_pad($datum[1], 2, 0?, STR_PAD_LEFT);
$datum[2] = str_pad($datum[2], 2, 0?, STR_PAD_LEFT);
if (!checkdate($datum[1], $datum[2], $datum[0])) return false;
$datum_arr = getdate(mktime(0,0,0,$datum[1],$datum[2],$datum[0]));
$easter_d = date('d', easter_date($datum[0]));
$easter_m = date('m', easter_date($datum[0]));
$status = 'Arbeitstag';
if ($datum_arr['wday'] == 0 || $datum_arr['wday'] == 6) $status = 'Wochenende';
if ($datum[1].$datum[2] == '0101') {
return 'Neujahr';
} elseif ($datum[1].$datum[2] == '0106') {
return 'Heilige Drei Könige';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d-2,$datum[0]))) {
return 'Karfreitag';
} elseif ($datum[1].$datum[2] == $easter_m.$easter_d) {
return 'Ostersonntag';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d+1,$datum[0]))) {
return 'Ostermontag';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d+39,$datum[0]))) {
return 'Christi Himmelfahrt';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d+49,$datum[0]))) {
return 'Pfingstsonntag';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d+50,$datum[0]))) {
return 'Pfingstmontag';
} elseif ($datum[1].$datum[2] == date('md',mktime(0,0,0,$easter_m,$easter_d+60,$datum[0]))) {
return 'Fronleichnam';
} elseif ($datum[1].$datum[2] == '0501') {
return 'Erster Mai';
} elseif ($datum[1].$datum[2] == '0504' && $bundesland == 'ooe') {
return 'Florian';
} elseif ($datum[1].$datum[2] == '0815') {
return 'Mariä Himmelfahrt';
} elseif ($datum[1].$datum[2] == '0924' && $bundesland == 's') {
return 'Rupertitag';
} elseif ($datum[1].$datum[2] == '1010' && $bundesland == 'k') {
return 'Tag der Volksabstimmung';
} elseif ($datum[1].$datum[2] == '1026') {
return 'Nationalfeiertag';
} elseif ($datum[1].$datum[2] == '1101') {
return 'Allerheiligen';
} elseif ($datum[1].$datum[2] == '1111' && $bundesland == 'b') {
return 'Martini';
} elseif ($datum[1].$datum[2] == '1115' && ($bundesland == 'noe' || $bundesland == 'w')) {
return 'Leopoldi';
} elseif ($datum[1].$datum[2] == '1208') {
return 'Mariä Empfängnis';
} elseif ($datum[1].$datum[2] == '1224') {
return 'Heiliger Abend';
} elseif ($datum[1].$datum[2] == '1225') {
return 'Christtag';
} elseif ($datum[1].$datum[2] == '1226') {
return 'Stefanitag';
} else {
return $status;
}
}
for ($monat = 1; $monat <= 12; $monat++) {
echo '<strong>'.$monat.'</strong><br>';
for ($tag = 1; $tag <= 31; $tag++) {
$tmp = feiertag('2009-'.$monat.'-'.$tag,'noe');
if ($tmp == 'Arbeitstag' || $tmp == 'Wochenende') {
echo $tag.'.'.$monat.': '.$tmp.'<br>';
} else {
echo $tag.'.'.$monat.': <strong>'.$tmp.'</strong><br>';
}
}
echo '<br><br>';
}
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