https://truecaptcha.org/js/utils/recaptcha.js

1/**
2 * Shared reCAPTCHA v2 token store + POST to TrueCaptcha /recaptcha API.
3 * Load after js/utils/async.js, before demo.js / login.js / upload.js.
4 */
5(function () {
6	var token = null;
7
8	window.tcRecaptcha = {
9		getToken: function () {
10			return token;
11		},
12		setToken: function (t) {
13			token = t;
14		},
15		clearToken: function () {
16			token = null;
17		},
18		reload: function () {
19			token = null;
20			if (typeof grecaptcha !== 'undefined' && grecaptcha && typeof grecaptcha.reset === 'function') {
21				try {
22					grecaptcha.reset();
23				} catch (e) {}
24			}
25		}
26	};
27
28	/** HTML data-callback (signup, components/demo.html, upload-only pages). */
29	window.recaptcha_callback = function (t) {
30		tcRecaptcha.setToken(t);
31	};
32})();
33
34/** Legacy name — same as tcRecaptcha.reload(). */
35function recaptcha_reload() {
36	tcRecaptcha.reload();
37}
38
39function get_recaptcha_api_url() {
40	if (typeof window.SITE_CONFIG !== 'undefined' && window.SITE_CONFIG.getRecaptchaUrl) {
41		return window.SITE_CONFIG.getRecaptchaUrl();
42	}
43	return 'https://api.apitruecaptcha.org/one/recaptcha';
44}
45
46/**
47 * POST JSON to recaptcha solve endpoint (same contract as legacy demo.js / upload.js fetch_text).
48 * @returns {Promise<[*, string|null]>} [result, errorString] — error null on success
49 */
50async function post_recaptcha_api(params) {
51	var url = get_recaptcha_api_url();
52	try {
53		var response = await fetch(url, {
54			method: 'post',
55			body: JSON.stringify(params)
56		});
57		if (!response.ok) return [null, 'HTTP ' + response.status];
58		var data = await response.json();
59		console.log('post_recaptcha_api', data);
60		if (data.error) return [null, data.error];
61		return [data.result, null];
62	} catch (err) {
63		return [null, 'SERVER ERROR TIMEOUT:' + (err && err.message ? err.message : '')];
64	}
65}