hCaptcha Support (#12594)

* Initial work on hCaptcha

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Use module

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Format

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* At least return and debug log a captcha error

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Pass context to hCaptcha

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Add context to recaptcha

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* fix lint

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Finish hcaptcha

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Update example config

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Apply error fix for recaptcha

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Change recaptcha ChallengeTS to string

Signed-off-by: jolheiser <john.olheiser@gmail.com>

Co-authored-by: Andrew Thornton <art27@cantab.net>

templates/user/auth/signup_inner.tmpl

@@ -51,6 +51,11 @@
 								<div class="g-recaptcha" data-sitekey="{{ .RecaptchaSitekey }}"></div>
 							</div>
 						{{end}}
+						{{if and .EnableCaptcha (eq .CaptchaType "hcaptcha")}}
+							<div class="inline field required">
+								<div class="h-captcha" data-sitekey="{{ .HcaptchaSitekey }}"></div>
+							</div>
+						{{end}}
 
 						<div class="inline field">
 							<label></label>

templates/user/auth/signup_openid_register.tmpl

@@ -35,6 +35,11 @@
 							<div class="g-recaptcha" data-sitekey="{{ .RecaptchaSitekey }}"></div>
 						</div>
 					{{end}}
+					{{if and .EnableCaptcha (eq .CaptchaType "hcaptcha")}}
+						<div class="inline field required">
+							<div class="h-captcha" data-sitekey="{{ .HcaptchaSitekey }}"></div>
+						</div>
+					{{end}}
 					<div class="inline field">
 						<label for="openid">OpenID URI</label>
 						<input id="openid" value="{{ .OpenID }}" readonly>