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Calcul et affichage des jours fériés en France
<?php
/**
* Jours fériés en France
* Source : https://phpsources.net/code/php/date-heure/641_jours-feries-en-france
*/
class FrenchHolidays {
public static function isHoliday($day=false, $alsacemoselle=false){
if(!$day) $day = date('Y-m-d');
// Validation de la date
$dt = DateTime::createFromFormat('Y-m-d', $day);
if(!$dt || $dt->format('Y-m-d')!=$day){
trigger_error('Date invalide', E_USER_WARNING);
return false;
}
$year = date("Y", strtotime($day));
$days = self::getDays($year, $alsacemoselle);
if(in_array($day, $days)) return true;
return false;
}
public static function getDaysAndNames($year=false, $alsacemoselle=false){
if(!$year) $year = date('Y');
if(!is_numeric($year)){
trigger_error('Année invalide', E_USER_WARNING);
return false;
}
// Etape 1 : religion (écrasé par les date laïques)
$days = array(
self::dimanchePaques($year) => "Pâques",
self::lundiPaques($year) => "Lundi de Pâques",
self::jeudiAscension($year) => "Jeudi de l'Ascension",
self::lundiPentecote($year) => "Lundi de Pentecôte",
$year.'-08-15' => "Assomption",
$year.'-11-01' => "La Toussaint",
$year.'-12-25' => "Noël",
);
// Etape 1 bis : dates religieuses supplémentaires Alsace-Moselle
if($alsacemoselle){
$days = array_merge($days, array(
$year.'-12-26' => "Saint-Etienne",
self::vendrediSaint($year) => "Vendredi Saint"
));
}
// Etape 2 : dates laïques
$days = array_merge($days, array(
$year.'-01-01' => "Jour de l'an",
$year.'-05-01' => "Fête du travail",
$year.'-05-08' => "Victoire des Alliés",
$year.'-07-14' => "Fête nationale",
$year.'-11-11' => "Armistice",
));
ksort($days);
return $days;
}
public static function getDays($year=false, $alsacemoselle=false){
$daysnames = self::getDaysAndNames($year, $alsacemoselle);
return (is_array($daysnames)) ? array_keys($daysnames) : false;
}
///////
private static function dimanchePaques($year){
return date("Y-m-d", easter_date($year));
}
private static function vendrediSaint($year){
$dimanche_paques = self::dimanchePaques($year);
return date("Y-m-d", strtotime("$dimanche_paques -2 days"));
}
private static function lundiPaques($year){
$dimanche_paques = self::dimanchePaques($year);
return date("Y-m-d", strtotime("$dimanche_paques +1 day"));
}
private static function jeudiAscension($year){
$dimanche_paques = self::dimanchePaques($year);
return date("Y-m-d", strtotime("$dimanche_paques +39 days"));
}
private static function lundiPentecote($year){
$dimanche_paques = self::dimanchePaques($year);
return date("Y-m-d", strtotime("$dimanche_paques +50 days"));
}
}
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