https://www.exantonianum.com/wp-content/plugins/recaptcha-in-wp-comments-form/js/recaptcha.js?ver=9.1.2

1/*
2 * Plugin:      Google reCAPTCHA in WP comments
3 * Path:        /js
4 * File:        recaptcha.js
5 * Since:       0.0.2
6 */
7
8/* 
9 * Module:      Recaptcha functions for init form and verify responses
10 * Version:     9.1.1
11 * Description: This module changes the HTML structure of the form when it's displayed for prevent automatic sending, then it verifies the user's response and when
12 *              the user's response is correct it rewrites the HTML structure of the form.
13 */
14// Global var for storing the form attributes until the verification process is completed and correct.
15var attrsa = {};
16
17// Write/rewrite form HTML structure and block/unblock send button.
18function griwpcChangeButton ( value, address  ) {
19	
20	var a, 
21		form = GriwpcTools.getForm(),
22		ele  = GriwpcTools.getButton( form ), 
23		groupElem;
24
25	if ( ( ele === undefined ) || ( form === undefined ) )
26		return;
27
28	ele  = jQuery( ele );
29	form = jQuery( form );
30
31	if ( value === null ) {
32		
33		// ID compatibility	themes
34		if ( ele.length > 0 )
35			ele.attr( 'disabled', '' );
36		
37		// Forcing blocked mode to all button, anchor, input, span type=submit HTML elements, even without ID
38		groupElem = form.find( '[type=submit]' ); 
39		if ( groupElem.length > 0 )
40			groupElem.attr( 'disabled', '' );
41		
42		a = form[0].attributes;
43		jQuery.each ( a, function (i, v ) {
44			if ( v != undefined ) 
45				attrsa[ v.name ] = v.value; 
46		}); 
47		jQuery.each ( attrsa, function (i, v ) {
48			if ( ( i != 'id' ) && ( i != 'class' ) ) 
49				form.removeAttr( i );
50		});
51		
52		if ( 1 === parseInt( griwpco.allowCreditMode ) ) {
53			jQuery( '.google-recaptcha-container' ).append ( '<span class="plugin-credits" style="font-size:0.62rem" ><a target="_blank" href="' + griwpco.home_link_address + '" title="' + griwpco.home_link_title + '" rel="nofollow" >' + griwpco.home_link_text + '</a></span>' );
54		}
55		
56	}
57	if ( value === true ) {
58		
59		// ID compatibility	themes
60		if ( ele.length > 0 )
61			ele.removeAttr ('disabled');
62		
63		// Forcing blocked mode to all button, anchor, input, span type=submit HTML elements, even without ID
64		groupElem = form.find( '[type=submit]' );
65		if ( groupElem.length > 0 )
66			groupElem.removeAttr ('disabled');
67		
68		jQuery.each ( attrsa, function (i, v ) { 
69			form.attr( i, v );
70		});
71		
72		form.append( '<input type="hidden" name="griwpcva" value="' + address + '">' );
73		
74	}
75	
76}
77
78var griwpcProcessAjaxResponse = function( ajaxResponse ) {
79	if ( ( ajaxResponse.status === 200 ) && ( ajaxResponse.readyState === 4 ) && ( ajaxResponse.statusText === "OK" ) ) {
80		let processed = JSON.parse( ajaxResponse.response );
81		if ( processed.data.result === 'OK' )
82			griwpcChangeButton ( true, processed.data.address );
83		else
84			console.log ( 'Error verifying reCAPTCHA: ', processed );
85	} else {
86		console.log ( 'Error AJAX Call: ', ajaxResponse );
87	}
88
89}
90
91var griwpcVerifyCallback = function( griwpcr ) {
92	GriwpcAjax.post ( griwpco.ajax_url, { 'action' : 'griwpc_verify_recaptcha', 'resp' : griwpcr }, griwpcProcessAjaxResponse, true );
93}
94
95
96// Global onload Method
97var griwpcOnloadCallback = function() {
98	griwpco.recaptcha_elem = grecaptcha.render( griwpco.recaptcha_id, {
99	  'sitekey' : griwpco.recaptcha_skey,
100	  'theme'	: griwpco.recaptcha_theme,
101	  'type'	: griwpco.recaptcha_type,
102	  'size'	: griwpco.recaptcha_size,
103	  'tabindex' : 0,
104	  'callback' : griwpcVerifyCallback
105	});
106};
107(function ($) { griwpcChangeButton ( null, null); })(jQuery);