diff sites/all/modules/webform/js/webform.js @ 0:ff03f76ab3fe

initial version

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sites/all/modules/webform/js/webform.js	Wed Aug 21 18:51:11 2013 +0100
@@ -0,0 +1,86 @@
+
+/**
+ * JavaScript behaviors for the front-end display of webforms.
+ */
+
+(function ($) {
+
+Drupal.behaviors.webform = Drupal.behaviors.webform || {};
+
+Drupal.behaviors.webform.attach = function(context) {
+  // Calendar datepicker behavior.
+  Drupal.webform.datepicker(context);
+};
+
+Drupal.webform = Drupal.webform || {};
+
+Drupal.webform.datepicker = function(context) {
+  $('div.webform-datepicker').each(function() {
+    var $webformDatepicker = $(this);
+    var $calendar = $webformDatepicker.find('input.webform-calendar');
+
+    // Ensure the page we're on actually contains a datepicker.
+    if ($calendar.length == 0) { 
+      return;
+    }
+
+    var startDate = $calendar[0].className.replace(/.*webform-calendar-start-(\d{4}-\d{2}-\d{2}).*/, '$1').split('-');
+    var endDate = $calendar[0].className.replace(/.*webform-calendar-end-(\d{4}-\d{2}-\d{2}).*/, '$1').split('-');
+    var firstDay = $calendar[0].className.replace(/.*webform-calendar-day-(\d).*/, '$1');
+    // Convert date strings into actual Date objects.
+    startDate = new Date(startDate[0], startDate[1] - 1, startDate[2]);
+    endDate = new Date(endDate[0], endDate[1] - 1, endDate[2]);
+
+    // Ensure that start comes before end for datepicker.
+    if (startDate > endDate) {
+      var laterDate = startDate;
+      startDate = endDate;
+      endDate = laterDate;
+    }
+
+    var startYear = startDate.getFullYear();
+    var endYear = endDate.getFullYear();
+
+    // Set up the jQuery datepicker element.
+    $calendar.datepicker({
+      dateFormat: 'yy-mm-dd',
+      yearRange: startYear + ':' + endYear,
+      firstDay: parseInt(firstDay),
+      minDate: startDate,
+      maxDate: endDate,
+      onSelect: function(dateText, inst) {
+        var date = dateText.split('-');
+        $webformDatepicker.find('select.year, input.year').val(+date[0]);
+        $webformDatepicker.find('select.month').val(+date[1]);
+        $webformDatepicker.find('select.day').val(+date[2]);
+      },
+      beforeShow: function(input, inst) {
+        // Get the select list values.
+        var year = $webformDatepicker.find('select.year, input.year').val();
+        var month = $webformDatepicker.find('select.month').val();
+        var day = $webformDatepicker.find('select.day').val();
+
+        // If empty, default to the current year/month/day in the popup.
+        var today = new Date();
+        year = year ? year : today.getFullYear();
+        month = month ? month : today.getMonth() + 1;
+        day = day ? day : today.getDate();
+
+        // Make sure that the default year fits in the available options.
+        year = (year < startYear || year > endYear) ? startYear : year;
+
+        // jQuery UI Datepicker will read the input field and base its date off
+        // of that, even though in our case the input field is a button.
+        $(input).val(year + '-' + month + '-' + day);
+      }
+    });
+
+    // Prevent the calendar button from submitting the form.
+    $calendar.click(function(event) {
+      $(this).focus();
+      event.preventDefault();
+    });
+  });
+}
+
+})(jQuery);