Spip - Dateur : exclure des jours et les WE du datepicker

inc-dateur.html

<script type='text/javascript'>/*<![CDATA[*/
function date_picker_options(){
	return {
		buttonText: '<:afficher_calendrier|texte_script:>',
		buttonImage: '#CHEMIN_IMAGE{calendrier-16.png}',
		buttonImageOnly: true,
		closeText: '<:bouton_fermer|texte_script:>',
		prevText: '<:precedent|texte_script:>',
		nextText: '<:suivant|texte_script:>',
		currentText: '<:date_aujourdhui|texte_script:>',
		closeText: '<:bouton_fermer|texte_script:>',
		monthNames: [
			'<:date_mois_1|texte_script:>','<:date_mois_2|texte_script:>','<:date_mois_3|texte_script:>','<:date_mois_4|texte_script:>','<:date_mois_5|texte_script:>','<:date_mois_6|texte_script:>',
			'<:date_mois_7|texte_script:>','<:date_mois_8|texte_script:>','<:date_mois_9|texte_script:>','<:date_mois_10|texte_script:>','<:date_mois_11|texte_script:>','<:date_mois_12|texte_script:>'],
		monthNamesShort: [
			'<:date_mois_1_abbr|texte_script:>','<:date_mois_2_abbr|texte_script:>','<:date_mois_3_abbr|texte_script:>','<:date_mois_4_abbr|texte_script:>','<:date_mois_5_abbr|texte_script:>','<:date_mois_6_abbr|texte_script:>',
			'<:date_mois_7_abbr|texte_script:>','<:date_mois_8_abbr|texte_script:>','<:date_mois_9_abbr|texte_script:>','<:date_mois_10_abbr|texte_script:>','<:date_mois_11_abbr|texte_script:>','<:date_mois_12_abbr|texte_script:>'],
		dayNames: [
			'<:date_jour_1|texte_script:>','<:date_jour_2|texte_script:>','<:date_jour_3|texte_script:>','<:date_jour_4|texte_script:>',
			'<:date_jour_5|texte_script:>','<:date_jour_6|texte_script:>','<:date_jour_7|texte_script:>'],
		dayNamesShort: [
			'<:date_jour_1_abbr|texte_script:>','<:date_jour_2_abbr|texte_script:>','<:date_jour_3_abbr|texte_script:>','<:date_jour_4_abbr|texte_script:>',
			'<:date_jour_5_abbr|texte_script:>','<:date_jour_6_abbr|texte_script:>','<:date_jour_7_abbr|texte_script:>'],
		dayNamesMin: [
			'<:date_jour_1_initiale|texte_script:>','<:date_jour_2_initiale|texte_script:>','<:date_jour_3_initiale|texte_script:>','<:date_jour_4_initiale|texte_script:>',
			'<:date_jour_5_initiale|texte_script:>','<:date_jour_6_initiale|texte_script:>','<:date_jour_7_initiale|texte_script:>'],
		dateFormat: 'dd/mm/yy',
		firstDay: 1,
		changeMonth: true,
		changeYear: true,
		showOtherMonths: true,
		selectOtherMonths: true,
		yearRange: "c-60:c+40",
		beforeShowDay: nationalDays
	};
}


function date_picker_init(){
	jQuery('input.date').not('.datePicker')
		.addClass('datePicker').each(function(){
			var options = {showOn: 'button'};
			if (jQuery(this).attr('data-startDate'))
				options.minDate = jQuery(this).attr('data-startDate');

			if (jQuery(this).attr('data-endDate'))
				options.maxDate = jQuery(this).attr('data-endDate');
			if (jQuery(this).attr('data-yearRange'))
				options.yearRange = jQuery(this).attr('data-yearRange');
			jQuery(this)
				.datepicker(jQuery.extend(date_picker_options(),options))
				.trigger('datePickerLoaded');
		});
	jQuery("input.heure").not('.timePicker').addClass('timePicker').timePicker({step:#ENV{heure_pas,30}});
}

natDays = [
  [1, 26, 'au'],
	[2, 6, 'nz'],
	[3, 17, 'ie'],
  [4, 27, 'za'], [5, 25, 'ar'], [6, 6, 'se'],
  [7, 4, 'us'], [8, 17, 'id'], [9, 7, 'br'],
  [10, 1, 'cn'], [11, 22, 'lb'], [12, 12, 'ke']
];

function nationalDays(date) {
    for (i = 0; i < natDays.length; i++) {
      if (date.getMonth() == natDays[i][0] - 1
          && date.getDate() == natDays[i][1]) {
        return [false, natDays[i][2] + '_day'];
      }
    }
  return [true, ''];
}

function noWeekendsOrHolidays(date) {
    var noWeekend = $.datepicker.noWeekends(date);
    if (noWeekend[0]) {
        return nationalDays(date);
    } else {
        return noWeekend;
    }
}

var date_picker_loading;
if (window.jQuery){
	jQuery(function(){
		if (jQuery('input.date,input.heure').length
			&& typeof date_picker_loading=="undefined"){
			date_picker_loading = jQuery.getScript('[(#PRODUIRE{fond=formulaires/dateur/jquery.dateur.js}|timestamp)]');
			date_picker_loading.done(function(){
				date_picker_init();
				onAjaxLoad(date_picker_init);
			})
		}
	});
}
/*]]>*/</script>
<style type="text/css">
[(#INCLURE{formulaires/dateur/time_picker.css}|compacte{css})]
img.ui-datepicker-trigger { display: inline-block; padding: 0; margin: 0; margin-[(#ENV{lang}|lang_dir|choixsiegal{ltr,left,right})]: -19px; vertical-align: middle; z-index:2 }
div.time-picker {font-size:11px;  width:5em; /* needed for IE */}
.formulaire_spip input.date {width:9em;padding-[(#ENV{lang}|lang_dir|choixsiegal{ltr,right,left})]:25px;}
.formulaire_spip input.heure {width:7em;}
</style>