https://hackread.com/wp-content/plugins/powerkit/modules/opt-in-fo…/public-powerkit-opt-in-forms.js?ver=3.1.1

1"use strict";
2
3( function( $ ) {
4
5	/*
6	 * AJAX subscription
7	 */
8	$( document ).on( 'submit', '.pk-subscribe-form-wrap form', function( e ) {
9
10		var form = $( this );
11		var formWrap = $( form ).closest('.pk-subscribe-form-wrap');
12		var service = formWrap.data('service') || 'mailchimp';
13
14		// If form is custom, let the native form submission happen
15		if (service === 'custom') {
16			// Check privacy first
17			var privacy = $( formWrap ).find( 'input[name="pk-privacy"]' );
18
19			if ( $( privacy ).length > 0 && ! $( privacy ).prop( 'checked' ) ) {
20				e.preventDefault();
21				$( privacy ).parent().after( '<p class="pk-alert pk-alert-warning">' + window.opt_in.warning_privacy + '</p>' );
22				return false;
23			}
24
25			// Continue with the native form submission
26			return true;
27		}
28
29		// Remove messages.
30		$( formWrap ).find( '.pk-alert' ).remove();
31
32		// Policies.
33		var privacy = $( formWrap ).find( 'input[name="pk-privacy"]' );
34
35		if ( $( privacy ).length > 0 && ! $( privacy ).prop( 'checked' ) ) {
36			$( privacy ).parent().after( '<p class="pk-alert pk-alert-warning">' + window.opt_in.warning_privacy + '</p>' );
37
38			return false;
39		}
40
41		if ( !$( form ).hasClass( 'pk-loading' ) ) {
42			$.ajax( {
43				type: 'POST',
44				url: window.opt_in.ajax_url + '?action=powerkit_subscription',
45				data: $( form ).serialize(),
46				beforeSend: function() {
47					$( form ).addClass( 'pk-loading' );
48				},
49				success: function( data ) {
50					$( form ).removeClass( 'pk-loading' );
51
52					if ( data.success ) {
53						$( form ).after( '<p class="pk-alert pk-alert-success">' + data.data + '</p>' );
54					} else {
55						$( form ).after( '<p class="pk-alert pk-alert-warning">' + data.data + '</p>' );
56					}
57				},
58				error: function() {
59					$( form ).after( '<p class="pk-alert pk-alert-warning">Error server!</p>' );
60
61					$( form ).removeClass( 'pk-loading' );
62				}
63			} );
64
65		}
66		return false;
67	} );
68
69} )( jQuery );