https://blacktrans.org/wp-content/plugins/wp-user-frontend/assets/js/billing-address.js?ver=4.0.14

1jQuery(function($){
2
3    window.wpuf_validate_address = function(e) {
4        var country = $("td.bill_required").find('.wpuf_biiling_country, .input');
5        var state   = $("td.bill_required").find('.wpuf_biiling_state, .input');
6        var add_1   = $("#wpuf_biiling_add_line_1");
7        var add_2   = $("#wpuf_biiling_add_line_2");
8        var city    = $("#wpuf_biiling_city");
9        var zip     = $("#wpuf_biiling_zip_code");
10        var isValid = true;
11
12        if ( ( country.val() === '' || state.val() === '' ) ||
13            ( add_1.hasClass('bill_required') && add_1.val() === "" ) ||
14            ( add_2.hasClass('bill_required') && add_2.val() === "" ) ||
15            ( city.hasClass('bill_required') && city.val() === "" ) ||
16            ( zip.hasClass('bill_required') && zip.val() === "" ) )
17        {
18            isValid = false;
19        }
20        return isValid;
21    };
22
23    $( '#wpuf-payment-gateway' ).submit(function (e) {
24        let form_data = WP_User_Frontend.validateForm($(this));
25
26        if (!form_data) {
27            e.preventDefault();
28        }
29
30        var billing_address_form = $( '#wpuf-ajax-address-form' );
31
32        if ( billing_address_form.length )  {
33            var inputs = [
34                { id: '#wpuf_biiling_country', name: 'billing_country' },
35                { id: '#wpuf_biiling_state', name: 'billing_state' },
36                { id: '#wpuf_biiling_add_line_1', name: 'billing_add_line1' },
37                { id: '#wpuf_biiling_add_line_2', name: 'billing_add_line2' },
38                { id: '#wpuf_biiling_city', name: 'billing_city' },
39                { id: '#wpuf_biiling_zip_code', name: 'billing_zip' },
40            ];
41
42            inputs.map( function ( input ) {
43                $( '<input type="hidden" name="billing_address[' + input.name + ']" />' )
44                    .appendTo( '#wpuf-payment-gateway' )
45                    .val( $( input.id ).val() );
46            } );
47        }
48    });
49
50    $('#wpuf-ajax-address-form').submit(function (e) {
51        e.preventDefault();
52        $( '#wpuf-payment-gateway' ).trigger( 'submit' );
53    });
54
55    $( document.body ).on('change', 'select#wpuf_biiling_country', function() {
56        var $this = $(this), $tr = $this.closest('tr');
57        var data = {
58            action: 'wpuf_ajax_address',
59            country: $(this).val(),
60            field_name: $("#wpuf_biiling_state").attr("name"),
61            _wpnonce: $("#_wpnonce").val()
62        };
63        $.post(ajax_object.ajaxurl, data, function (response) {
64            if( 'nostates' == response ) {
65                var text_field = '<input type="text" name="' + data.field_name + '" value=""/>';
66                $this.parent().next().find('select').replaceWith( text_field );
67            } else {
68                $this.parent().next().find('input,select').show();
69                $this.parent().next().find('input,select').replaceWith(response);
70                $this.parent().next().find('input,select').prepend("<option value='' selected='selected'>- select -</option>");
71            }
72        });
73    });
74
75    $(document).ready( function () {
76        wpuf_calculate_tax();
77    });
78
79    $(document.body).on('change', 'form#wpuf-ajax-address-form', function () {
80        wpuf_calculate_tax();
81    });
82
83    var ajax_tax_count = 0;
84
85    function wpuf_calculate_tax() {
86
87        var $wpuf_cc_address = jQuery('#wpuf-address-country-state');
88        var $payment_form = jQuery('#wpuf-payment-gateway');
89        var $address_form = jQuery('#wpuf-ajax-address-form');
90
91        if ( ! $address_form.length ) {
92            return;
93        }
94
95        var postData = {
96            action: 'wpuf_update_billing_address',
97            billing_country: $wpuf_cc_address.find('#wpuf_biiling_country').val(),
98            billing_state: $wpuf_cc_address.find('#wpuf_biiling_state').val(),
99            billing_add_line1: $wpuf_cc_address.find('#wpuf_biiling_add_line_1').val(),
100            billing_add_line2: $wpuf_cc_address.find('#wpuf_biiling_add_line_2').val(),
101            billing_city: $wpuf_cc_address.find('#wpuf_biiling_city').val(),
102            billing_zip: $wpuf_cc_address.find('#wpuf_biiling_zip_code').val(),
103            type: $payment_form.find('#wpuf_type').html(),
104            id: $payment_form.find('#wpuf_id').html(),
105            _wpnonce: $address_form.find('#_wpnonce').val(),
106        };
107
108        var current_ajax_count = ++ajax_tax_count;
109        jQuery.ajax({
110            type: "POST",
111            data: postData,
112            dataType: "json",
113            url: ajax_object.ajaxurl,
114            success: function (tax_response) {
115                // Only update tax info if this response is the most recent ajax call. This avoids bug with form autocomplete firing multiple ajax calls at the same time
116                if ((current_ajax_count === ajax_tax_count) && tax_response) {
117                    jQuery('#wpuf_pay_page_tax').html(tax_response.tax);
118                    jQuery('#wpuf_pay_page_total').html(tax_response.cost);
119                    var tax_data = new Object();
120                    tax_data.postdata = postData;
121                    tax_data.response = tax_response;
122                }
123            }
124        }).fail(function (data) {
125            if ( window.console && window.console.log ) {
126                console.log( data );
127            }
128        });
129    }
130});