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drupalcampbristol/web/core/misc/timezone.js
2018-11-23 12:29:20 +00:00

51 lines
1.5 KiB
JavaScript

/**
* DO NOT EDIT THIS FILE.
* See the following change record for more information,
* https://www.drupal.org/node/2815083
* @preserve
**/
(function ($, Drupal) {
Drupal.behaviors.setTimezone = {
attach: function attach(context, settings) {
var $timezone = $(context).find('.timezone-detect').once('timezone');
if ($timezone.length) {
var dateString = Date();
var matches = dateString.match(/\(([A-Z]{3,5})\)/);
var abbreviation = matches ? matches[1] : 0;
var dateNow = new Date();
var offsetNow = dateNow.getTimezoneOffset() * -60;
var dateJan = new Date(dateNow.getFullYear(), 0, 1, 12, 0, 0, 0);
var dateJul = new Date(dateNow.getFullYear(), 6, 1, 12, 0, 0, 0);
var offsetJan = dateJan.getTimezoneOffset() * -60;
var offsetJul = dateJul.getTimezoneOffset() * -60;
var isDaylightSavingTime = void 0;
if (offsetJan === offsetJul) {
isDaylightSavingTime = '';
} else if (Math.max(offsetJan, offsetJul) === offsetNow) {
isDaylightSavingTime = 1;
} else {
isDaylightSavingTime = 0;
}
var path = 'system/timezone/' + abbreviation + '/' + offsetNow + '/' + isDaylightSavingTime;
$.ajax({
async: false,
url: Drupal.url(path),
data: { date: dateString },
dataType: 'json',
success: function success(data) {
if (data) {
$timezone.val(data);
}
}
});
}
}
};
})(jQuery, Drupal);