https://gwaldpark.com/artmebius/js/ajaxForm.js

1var AjaxForm = {
2
3	initialize: function(afConfig) {
4		if(!jQuery().ajaxForm) {
5			document.write('<script src="'+afConfig.assetsUrl+'js/lib/jquery.form.min.js"><\/script>');
6		}
7
8		$(document).on('submit', afConfig.formSelector, function(e) {
9			$(this).ajaxSubmit({
10				dataType: 'json'
11				,data: {pageId: afConfig.pageId}
12				,url: afConfig.actionUrl
13				,beforeSerialize: function(form, options) {
14					form.find(':submit').each(function() {
15						if (!form.find('input[type="hidden"][name="' + $(this).attr('name') + '"]').length) {
16							$(form).append(
17								$('<input type="hidden">').attr({
18									name: $(this).attr('name'),
19									value: $(this).attr('value')
20								})
21							);
22						}
23					})
24				}
25				,beforeSubmit: function(fields, form) {
26					if (typeof(afValidated) != 'undefined' && afValidated == false) {
27						return false;
28					}
29					form.find('.error').html('');
30					form.find('.error').removeClass('error');
31					form.find('input,textarea,select,button').attr('disabled', true);
32					return true;
33				}
34				,success: function(response, status, xhr, form) {
35					form.find('input,textarea,select,button').attr('disabled', false);
36					response.form=form;
37					$(document).trigger('af_complete', response);
38					if (!response.success) {
39						if (response.data) {
40							var key, value;
41							for (key in response.data) {
42								if (response.data.hasOwnProperty(key)) {
43									value = response.data[key];
44									form.find('.error_' + key).html(value).addClass('error');
45									form.find('[name="' + key + '"]').addClass('error');
46								}
47							}
48						}
49					}
50					else {
51						form.find('.error').removeClass('error');
52						form[0].reset();
53						jQuery(form[0]).html(response.message);
54						// console.log(form[0]);
55					}
56				}
57			});
58			e.preventDefault();
59			return false;
60		});
61
62		$(document).on('reset', afConfig.formSelector, function(e) {
63			$(this).find('.error').html('');
64		});
65	}
66
67};