| 1 |
<?php |
| 2 |
/** |
| 3 |
* Handles CAPTCHA functionality. |
| 4 |
* |
| 5 |
* @package WP_Defender\Component |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace WP_Defender\Component; |
| 9 |
|
| 10 |
use WP_Error; |
| 11 |
use Calotes\Base\Component; |
| 12 |
use WP_Defender\Integrations\Buddypress; |
| 13 |
use WP_Defender\Integrations\Woocommerce; |
| 14 |
use WP_Defender\Component\Captcha\Turnstile; |
| 15 |
use WP_Defender\Component\Captcha\Recaptcha; |
| 16 |
use WP_Defender\Component\Captcha\Interface_Provider; |
| 17 |
use WP_Defender\Model\Setting\Captcha as Captcha_Model; |
| 18 |
|
| 19 |
/** |
| 20 |
* Provides methods to handle CAPTCHA integration, including rendering, validation, and script management. |
| 21 |
*/ |
| 22 |
class Captcha extends Component { |
| 23 |
|
| 24 |
/** |
| 25 |
* Default form identifiers for CAPTCHA integration. |
| 26 |
*/ |
| 27 |
public const DEFAULT_LOGIN_FORM = 'login', DEFAULT_REGISTER_FORM = 'register', DEFAULT_LOST_PASSWORD_FORM = 'lost_password', DEFAULT_COMMENT_FORM = 'comments'; |
| 28 |
|
| 29 |
/** |
| 30 |
* The CAPTCHA settings model. |
| 31 |
* |
| 32 |
* @var Captcha_Model |
| 33 |
*/ |
| 34 |
protected Captcha_Model $model; |
| 35 |
|
| 36 |
/** |
| 37 |
* WooCommerce integration instance. |
| 38 |
* |
| 39 |
* @var Woocommerce|null |
| 40 |
*/ |
| 41 |
private ?Woocommerce $woo; |
| 42 |
/** |
| 43 |
* BuddyPress integration instance. |
| 44 |
* |
| 45 |
* @var Buddypress|null |
| 46 |
*/ |
| 47 |
private ?Buddypress $buddypress; |
| 48 |
/** |
| 49 |
* Active CAPTCHA provider instance. |
| 50 |
* |
| 51 |
* @var Interface_Provider|null |
| 52 |
*/ |
| 53 |
private ?Interface_Provider $provider = null; |
| 54 |
|
| 55 |
/** |
| 56 |
* Captcha constructor. |
| 57 |
* |
| 58 |
* @param Captcha_Model $model The CAPTCHA settings model. |
| 59 |
*/ |
| 60 |
public function __construct( Captcha_Model $model ) { |
| 61 |
$this->model = $model; |
| 62 |
$this->woo = wd_di()->get( Woocommerce::class ); |
| 63 |
$this->buddypress = wd_di()->get( Buddypress::class ); |
| 64 |
$this->provider = $this->get_provider(); |
| 65 |
} |
| 66 |
|
| 67 |
/** |
| 68 |
* Get the active captcha provider. |
| 69 |
* |
| 70 |
* @return Interface_Provider |
| 71 |
*/ |
| 72 |
public function get_provider(): Interface_Provider { |
| 73 |
if ( 'recaptcha' === $this->model->provider && ! $this->provider instanceof Recaptcha ) { |
| 74 |
$this->provider = new Recaptcha( $this->model ); |
| 75 |
} |
| 76 |
if ( Captcha_Model::TURNSTILE === $this->model->provider && ! $this->provider instanceof Turnstile ) { |
| 77 |
$this->provider = new Turnstile( $this->model ); |
| 78 |
} |
| 79 |
// Fallback to Recaptcha if provider is invalid. |
| 80 |
if ( null === $this->provider ) { |
| 81 |
$this->provider = new Recaptcha( $this->model ); |
| 82 |
} |
| 83 |
return $this->provider; |
| 84 |
} |
| 85 |
|
| 86 |
/** |
| 87 |
* Retrieves the list of default forms where CAPTCHA can be integrated. |
| 88 |
* |
| 89 |
* @return array An associative array of form identifiers and their display names. |
| 90 |
*/ |
| 91 |
public static function get_forms(): array { |
| 92 |
return array( |
| 93 |
self::DEFAULT_LOGIN_FORM => esc_html__( 'Login', 'defender-security' ), |
| 94 |
self::DEFAULT_REGISTER_FORM => esc_html__( 'Register', 'defender-security' ), |
| 95 |
self::DEFAULT_LOST_PASSWORD_FORM => esc_html__( 'Lost Password', 'defender-security' ), |
| 96 |
self::DEFAULT_COMMENT_FORM => esc_html__( 'Comments', 'defender-security' ), |
| 97 |
); |
| 98 |
} |
| 99 |
|
| 100 |
/** |
| 101 |
* Determines if any CAPTCHA location is enabled. |
| 102 |
* |
| 103 |
* @param bool $exist_woo Whether WooCommerce is active. |
| 104 |
* @param bool $exist_bp Whether BuddyPress is active. |
| 105 |
* |
| 106 |
* @return bool True if any location is enabled, false otherwise. |
| 107 |
*/ |
| 108 |
public function enable_any_location( bool $exist_woo, bool $exist_bp ): bool { |
| 109 |
return $this->model->enable_default_location() || $this->model->check_woo_locations( $exist_woo ) || $this->model->check_buddypress_locations( $exist_bp ); |
| 110 |
} |
| 111 |
|
| 112 |
/** |
| 113 |
* Modifies the script loader tag for the 'wpdef_captcha_api' handle. |
| 114 |
* |
| 115 |
* @param string $tag The original script loader tag. |
| 116 |
* @param string $handle The handle being loaded. |
| 117 |
* |
| 118 |
* @return string The modified script loader tag. |
| 119 |
*/ |
| 120 |
public function script_loader_tag( string $tag, string $handle ): string { |
| 121 |
if ( 'wpdef_captcha_api' === $handle ) { |
| 122 |
$tag = str_replace( ' src', ' data-cfasync="false" async="async" defer="defer" src', $tag ); |
| 123 |
} |
| 124 |
|
| 125 |
return $tag; |
| 126 |
} |
| 127 |
|
| 128 |
/** |
| 129 |
* Add scripts when comments are lazy loaded. |
| 130 |
* |
| 131 |
* @return void |
| 132 |
* @since 2.6.1 |
| 133 |
*/ |
| 134 |
public function add_scripts_for_lazy_load(): void { |
| 135 |
if ( in_array( |
| 136 |
$this->provider->type, |
| 137 |
array( |
| 138 |
'v2_checkbox', |
| 139 |
'v2_invisible', |
| 140 |
), |
| 141 |
true |
| 142 |
) && ( is_single() || is_page() ) && comments_open() ) { |
| 143 |
if ( ! wp_script_is( 'wpdef_captcha_api', 'registered' ) ) { |
| 144 |
$api_url = $this->provider->get_api_url(); |
| 145 |
$deps = array( 'jquery' ); |
| 146 |
wp_register_script( 'wpdef_captcha_api', $api_url, $deps, DEFENDER_VERSION, true ); |
| 147 |
} |
| 148 |
|
| 149 |
$this->add_captcha_scripts(); |
| 150 |
} |
| 151 |
} |
| 152 |
|
| 153 |
/** |
| 154 |
* Enqueues the necessary scripts for the reCAPTCHA frontend. |
| 155 |
* |
| 156 |
* @return void |
| 157 |
*/ |
| 158 |
public function add_captcha_scripts(): void { |
| 159 |
if ( isset( $this->provider->type ) ) { |
| 160 |
$this->remove_duplicate_captcha_scripts(); |
| 161 |
} |
| 162 |
$handle = $this->provider->get_script_handle(); |
| 163 |
$src_url = $this->provider->get_script_url(); |
| 164 |
if ( ! wp_script_is( $handle ) ) { |
| 165 |
wp_enqueue_script( |
| 166 |
$handle, |
| 167 |
plugins_url( $src_url, WP_DEFENDER_FILE ), |
| 168 |
array( |
| 169 |
'jquery', |
| 170 |
'wpdef_captcha_api', |
| 171 |
), |
| 172 |
DEFENDER_VERSION, |
| 173 |
true |
| 174 |
); |
| 175 |
} |
| 176 |
|
| 177 |
// @since 2.5.6 |
| 178 |
do_action( 'wd_recaptcha_extra_assets' ); |
| 179 |
wp_localize_script( |
| 180 |
$handle, |
| 181 |
'WPDEF', |
| 182 |
array( |
| 183 |
'options' => $this->provider->get_options(), |
| 184 |
'vars' => array( |
| 185 |
'visibility' => ( 'login_footer' === current_filter() ), |
| 186 |
), |
| 187 |
) |
| 188 |
); |
| 189 |
} |
| 190 |
|
| 191 |
/** |
| 192 |
* Removes duplicate CAPTCHA scripts. |
| 193 |
* |
| 194 |
* @return void |
| 195 |
*/ |
| 196 |
public function remove_duplicate_captcha_scripts(): void { |
| 197 |
global $wp_scripts; |
| 198 |
|
| 199 |
if ( ! is_object( $wp_scripts ) ) { |
| 200 |
return; |
| 201 |
} |
| 202 |
|
| 203 |
$excluded_handles = $this->provider->get_duplicate_script_handles(); |
| 204 |
$search_pattern = $this->provider->get_duplicate_script_pattern(); |
| 205 |
foreach ( $wp_scripts->registered as $script_name => $args ) { |
| 206 |
if ( is_string( $args->src ) && preg_match( $search_pattern, $args->src ) && ! in_array( $script_name, $excluded_handles, true ) ) { |
| 207 |
wp_dequeue_script( $script_name ); |
| 208 |
} |
| 209 |
} |
| 210 |
} |
| 211 |
|
| 212 |
/** |
| 213 |
* Display the CAPTCHA field. |
| 214 |
* |
| 215 |
* @return void |
| 216 |
*/ |
| 217 |
public function display_login_captcha(): void { |
| 218 |
if ( in_array( $this->provider->type, array( 'v2_checkbox', Captcha_Model::TURNSTILE ), true ) ) { |
| 219 |
$from_width = 302; ?> |
| 220 |
<style media="screen"> |
| 221 |
.login-action-login #loginform, |
| 222 |
.login-action-lostpassword #lostpasswordform, |
| 223 |
.login-action-register #registerform { |
| 224 |
width: <?php echo esc_attr( $from_width ); ?>px !important; |
| 225 |
} |
| 226 |
|
| 227 |
#login_error, |
| 228 |
.message { |
| 229 |
width: <?php echo esc_attr( $from_width + 20 ); ?>px !important; |
| 230 |
} |
| 231 |
|
| 232 |
.login-action-login #loginform .captcha_wrap, |
| 233 |
.login-action-lostpassword #lostpasswordform .captcha_wrap, |
| 234 |
.login-action-register #registerform .captcha_wrap { |
| 235 |
margin-bottom: 10px; |
| 236 |
} |
| 237 |
|
| 238 |
#group-create-body .captcha_wrap { |
| 239 |
margin-top: 15px; |
| 240 |
} |
| 241 |
</style> |
| 242 |
<?php |
| 243 |
} elseif ( 'v2_invisible' === $this->provider->type ) { |
| 244 |
?> |
| 245 |
<style> |
| 246 |
.login-action-lostpassword #lostpasswordform .captcha_wrap, |
| 247 |
.login-action-login #loginform .captcha_wrap, |
| 248 |
.login-action-register #registerform .captcha_wrap { |
| 249 |
margin-bottom: 10px; |
| 250 |
} |
| 251 |
|
| 252 |
#signup-content .captcha_wrap, |
| 253 |
#group-create-body .captcha_wrap { |
| 254 |
margin-top: 10px; |
| 255 |
} |
| 256 |
</style> |
| 257 |
<?php |
| 258 |
} |
| 259 |
echo wp_kses( $this->display_recaptcha(), $this->get_allowed_html() ); |
| 260 |
} |
| 261 |
|
| 262 |
/** |
| 263 |
* Display the output of the recaptcha. |
| 264 |
* |
| 265 |
* @return string |
| 266 |
*/ |
| 267 |
protected function display_recaptcha(): string { |
| 268 |
$content = $this->provider->render_widget(); |
| 269 |
// Register reCAPTCHA script. |
| 270 |
$locations = $this->model->locations; |
| 271 |
if ( ! wp_script_is( 'wpdef_captcha_api', 'registered' ) ) { |
| 272 |
$script = $this->provider->get_api_script(); |
| 273 |
wp_register_script( 'wpdef_captcha_api', $script['url'], $script['deps'], $script['version'], false ); |
| 274 |
add_action( 'wp_footer', array( $this, 'add_captcha_scripts' ) ); |
| 275 |
if ( in_array( self::DEFAULT_LOGIN_FORM, $locations, true ) || in_array( self::DEFAULT_REGISTER_FORM, $locations, true ) || in_array( self::DEFAULT_LOST_PASSWORD_FORM, $locations, true ) ) { |
| 276 |
add_action( 'login_footer', array( $this, 'add_captcha_scripts' ) ); |
| 277 |
} |
| 278 |
} |
| 279 |
|
| 280 |
return $content; |
| 281 |
} |
| 282 |
|
| 283 |
/** |
| 284 |
* Get allowed HTML tags and attributes for reCaptcha output sanitization. |
| 285 |
* |
| 286 |
* @return array |
| 287 |
*/ |
| 288 |
private function get_allowed_html(): array { |
| 289 |
return array( |
| 290 |
'div' => array( |
| 291 |
'class' => array(), |
| 292 |
'id' => array(), |
| 293 |
'style' => array(), |
| 294 |
), |
| 295 |
'iframe' => array( |
| 296 |
'src' => array(), |
| 297 |
'frameborder' => array(), |
| 298 |
'scrolling' => array(), |
| 299 |
'style' => array(), |
| 300 |
), |
| 301 |
'noscript' => array(), |
| 302 |
'textarea' => array( |
| 303 |
'name' => array( 'g-recaptcha-response' ), |
| 304 |
'class' => array( 'g-recaptcha-response' ), |
| 305 |
'style' => array(), |
| 306 |
), |
| 307 |
'input' => array( |
| 308 |
'type' => array( 'hidden' ), |
| 309 |
'class' => array( 'g-recaptcha-response' ), |
| 310 |
'name' => array( 'g-recaptcha-response' ), |
| 311 |
), |
| 312 |
); |
| 313 |
} |
| 314 |
|
| 315 |
/** |
| 316 |
* Validates the CAPTCHA response for the login form. |
| 317 |
* |
| 318 |
* @param null|WP_Error $error WP_Error object if validation fails, else null. |
| 319 |
* |
| 320 |
* @return null|WP_Error WP_Error object if validation fails else null. |
| 321 |
*/ |
| 322 |
public function validate_login_captcha( $error ) { |
| 323 |
$post_data = defender_get_data_from_request( null, 'p' ); |
| 324 |
if ( array() === $post_data ) { |
| 325 |
return $error; |
| 326 |
} |
| 327 |
// Skip turnstile verification for current sprint plan. |
| 328 |
if ( $this->provider->should_skip_check( $this->woo, $this->buddypress ) ) { |
| 329 |
return $error; |
| 330 |
} |
| 331 |
// Check if the $_POST array is not empty and if 'g-recaptcha-response' key is also empty. |
| 332 |
$captcha_response = $this->provider->get_response(); |
| 333 |
if ( '' === $captcha_response ) { |
| 334 |
$code = 'captcha_error'; |
| 335 |
$message = __( 'Please verify that you are not a robot.', 'defender-security' ); |
| 336 |
|
| 337 |
if ( is_wp_error( $error ) ) { |
| 338 |
$error->add( $code, $message ); |
| 339 |
} else { |
| 340 |
// Replace $user with a new WP_Error object with an error message. |
| 341 |
$error = new WP_Error( $code, $message ); |
| 342 |
} |
| 343 |
} |
| 344 |
|
| 345 |
// Return the $error variable. |
| 346 |
return $error; |
| 347 |
} |
| 348 |
|
| 349 |
/** |
| 350 |
* Verify the captcha code on the Login page. |
| 351 |
* |
| 352 |
* @param WP_User|WP_Error $user WP_User or WP_Error object if a previous callback failed authentication. |
| 353 |
* |
| 354 |
* @return WP_Error|WP_User |
| 355 |
*/ |
| 356 |
public function validate_captcha_field_on_login( $user ) { |
| 357 |
if ( $this->woo && $this->woo->is_woocommerce_page() ) { |
| 358 |
return $user; |
| 359 |
} |
| 360 |
// Skip check if connecting to XMLRPC. |
| 361 |
if ( defined( 'XMLRPC_REQUEST' ) ) { |
| 362 |
return $user; |
| 363 |
} |
| 364 |
// Skip turnstile verification for current sprint plan. |
| 365 |
if ( $this->provider->should_skip_check( $this->woo, $this->buddypress ) ) { |
| 366 |
return $user; |
| 367 |
} |
| 368 |
// Is Recaptcha-request from 'Ultimate Member' plugin? |
| 369 |
$um_request = defender_get_data_from_request( 'um_request', 'p' ); |
| 370 |
if ( is_string( $um_request ) && '' !== $um_request && function_exists( 'um_recaptcha_validate' ) ) { |
| 371 |
return $user; |
| 372 |
} |
| 373 |
|
| 374 |
if ( ! $this->provider->verify_response( 'default_login' ) ) { |
| 375 |
if ( is_wp_error( $user ) ) { |
| 376 |
$user->add( 'invalid_captcha', $this->provider->error_message() ); |
| 377 |
|
| 378 |
return $user; |
| 379 |
} |
| 380 |
|
| 381 |
return new WP_Error( 'invalid_captcha', $this->provider->error_message() ); |
| 382 |
} |
| 383 |
|
| 384 |
return $user; |
| 385 |
} |
| 386 |
|
| 387 |
/** |
| 388 |
* Verify the recaptcha code on the Registration page. |
| 389 |
* |
| 390 |
* @param WP_Error $errors A WP_Error object containing any errors encountered during registration. |
| 391 |
* |
| 392 |
* @return WP_Error |
| 393 |
*/ |
| 394 |
public function validate_captcha_field_on_registration( WP_Error $errors ) { |
| 395 |
// Skip check if connecting to XMLRPC. |
| 396 |
if ( defined( 'XMLRPC_REQUEST' ) ) { |
| 397 |
return $errors; |
| 398 |
} |
| 399 |
|
| 400 |
if ( ! $this->provider->verify_response( 'default_registration' ) ) { |
| 401 |
$errors->add( 'invalid_captcha', $this->provider->error_message() ); |
| 402 |
} |
| 403 |
$_POST['g-recaptcha-response-check'] = true; |
| 404 |
|
| 405 |
return $errors; |
| 406 |
} |
| 407 |
|
| 408 |
/** |
| 409 |
* Add captcha to the multisite signup form. |
| 410 |
* |
| 411 |
* @param WP_Error $errors A WP_Error object possibly containing 'blogname' or 'blog_title' errors. |
| 412 |
* |
| 413 |
* @return void |
| 414 |
*/ |
| 415 |
public function display_signup_captcha( WP_Error $errors ): void { |
| 416 |
$error_message = $errors->get_error_message( 'invalid_captcha' ); |
| 417 |
if ( is_string( $error_message ) && '' !== $error_message ) { |
| 418 |
printf( '<p class="error">%s</p>', wp_kses_post( $error_message ) ); |
| 419 |
} |
| 420 |
echo wp_kses( $this->display_recaptcha(), $this->get_allowed_html() ); |
| 421 |
} |
| 422 |
|
| 423 |
/** |
| 424 |
* Verify the recaptcha code on the multisite signup page. |
| 425 |
* |
| 426 |
* @param array $result An array of errors. |
| 427 |
* |
| 428 |
* @return array |
| 429 |
*/ |
| 430 |
public function validate_captcha_field_on_wpmu_registration( array $result ): array { |
| 431 |
global $current_user; |
| 432 |
if ( is_admin() && ! defined( 'DOING_AJAX' ) && isset( $current_user->data->ID ) && 0 < (int) $current_user->data->ID ) { |
| 433 |
return $result; |
| 434 |
} |
| 435 |
|
| 436 |
// Skip if BuddyPress is handling the registration. |
| 437 |
if ( $this->buddypress && $this->buddypress->is_activated() && in_array( Buddypress::REGISTER_FORM, $this->model->buddypress_checked_locations, true ) ) { |
| 438 |
return $result; |
| 439 |
} |
| 440 |
|
| 441 |
if ( ! $this->provider->verify_response( 'wpmu_registration' ) ) { |
| 442 |
if ( isset( $result['errors'] ) && $result['errors'] instanceof WP_Error ) { |
| 443 |
$errors = $result['errors']; |
| 444 |
} else { |
| 445 |
$errors = new WP_Error(); |
| 446 |
} |
| 447 |
$errors->add( 'invalid_captcha', $this->provider->error_message() ); |
| 448 |
$result['errors'] = $errors; |
| 449 |
|
| 450 |
return $result; |
| 451 |
} |
| 452 |
|
| 453 |
return $result; |
| 454 |
} |
| 455 |
|
| 456 |
/** |
| 457 |
* Verify the recaptcha code on Woo login page. |
| 458 |
* |
| 459 |
* @param WP_Error $errors A WP_Error object containing any errors encountered during login. |
| 460 |
* |
| 461 |
* @return WP_Error |
| 462 |
*/ |
| 463 |
public function validate_captcha_field_on_woo_login( WP_Error $errors ) { |
| 464 |
// Skip check if connecting to XMLRPC. |
| 465 |
if ( defined( 'XMLRPC_REQUEST' ) ) { |
| 466 |
return $errors; |
| 467 |
} |
| 468 |
|
| 469 |
if ( ! $this->provider->verify_response( 'woo_login' ) ) { |
| 470 |
// Remove 'Error: ' because Woo has it by default. |
| 471 |
$message = str_replace( sprintf( '<strong>%s:</strong> ', esc_html__( 'Error', 'defender-security' ) ), '', $this->provider->error_message() ); |
| 472 |
$errors->add( 'invalid_captcha', $message ); |
| 473 |
} |
| 474 |
|
| 475 |
return $errors; |
| 476 |
} |
| 477 |
|
| 478 |
/** |
| 479 |
* Check recaptcha on Woo registration form. |
| 480 |
* |
| 481 |
* @param WP_Error $errors A WP_Error object containing any errors encountered during registration. |
| 482 |
* |
| 483 |
* @return WP_Error |
| 484 |
*/ |
| 485 |
public function validate_captcha_field_on_woo_registration( WP_Error $errors ) { |
| 486 |
if ( defined( 'WOOCOMMERCE_CHECKOUT' ) || ( defined( 'REST_REQUEST' ) && REST_REQUEST ) ) { |
| 487 |
return $errors; |
| 488 |
} |
| 489 |
if ( ! $this->provider->verify_response( 'woo_registration' ) ) { |
| 490 |
// Remove 'Error: ' because Woo has it by default. |
| 491 |
$message = str_replace( sprintf( '<strong>%s:</strong> ', esc_html__( 'Error', 'defender-security' ) ), '', $this->provider->error_message() ); |
| 492 |
$errors->add( 'invalid_captcha', $message ); |
| 493 |
} |
| 494 |
|
| 495 |
return $errors; |
| 496 |
} |
| 497 |
|
| 498 |
/** |
| 499 |
* Fires before errors are returned from a password reset request. |
| 500 |
* Without 2nd `$user_data` parameter because it's since WP 5.4.0. |
| 501 |
* |
| 502 |
* @param WP_Error $errors A WP_Error object containing any errors encountered during password reset. |
| 503 |
* |
| 504 |
* @return void |
| 505 |
*/ |
| 506 |
public function validate_captcha_field_on_lostpassword( WP_Error $errors ): void { |
| 507 |
if ( ! $this->provider->verify_response( 'default_lost_password' ) ) { |
| 508 |
$errors->add( 'invalid_captcha', $this->provider->error_message() ); |
| 509 |
} |
| 510 |
} |
| 511 |
|
| 512 |
/** |
| 513 |
* Validates the reCAPTCHA field on the WooCommerce checkout form. |
| 514 |
* |
| 515 |
* @param array $fields The fields of the checkout form. |
| 516 |
* @param WP_Error $errors The errors encountered during the checkout process. |
| 517 |
* |
| 518 |
* @return void |
| 519 |
*/ |
| 520 |
public function validate_captcha_field_on_woo_checkout( $fields, $errors ): void { |
| 521 |
if ( ! $this->provider->verify_response( 'woo_checkout' ) ) { |
| 522 |
// Remove 'Error: ' because Woo has it by default. |
| 523 |
$message = str_replace( sprintf( '<strong>%s:</strong> ', esc_html__( 'Error', 'defender-security' ) ), '', $this->provider->error_message() ); |
| 524 |
$errors->add( 'invalid_captcha', $message ); |
| 525 |
} |
| 526 |
} |
| 527 |
|
| 528 |
/** |
| 529 |
* Display google recaptcha on comments form. |
| 530 |
* |
| 531 |
* @param array $defaults The default comment form arguments. |
| 532 |
* |
| 533 |
* @return array |
| 534 |
*/ |
| 535 |
public function comment_form_defaults( array $defaults ) { |
| 536 |
$defaults['comment_notes_after'] .= '<p>' . $this->display_recaptcha() . '</p>'; |
| 537 |
|
| 538 |
return $defaults; |
| 539 |
} |
| 540 |
|
| 541 |
/** |
| 542 |
* Check JS enabled for comment form. |
| 543 |
* |
| 544 |
* @param int $comment_post_id Post ID. |
| 545 |
* |
| 546 |
* @return void |
| 547 |
*/ |
| 548 |
public function validate_captcha_field_on_comment( $comment_post_id ) { |
| 549 |
if ( $this->exclude_captcha_for_requests() ) { |
| 550 |
return; |
| 551 |
} |
| 552 |
// Skip if it's from WooCommerce review form. |
| 553 |
if ( 'product' === get_post_type( $comment_post_id ) ) { |
| 554 |
return; |
| 555 |
} |
| 556 |
|
| 557 |
if ( ! $this->provider->verify_response( 'default_comments' ) ) { |
| 558 |
// @since v2.5.6 |
| 559 |
wp_die( wp_kses_post( apply_filters( 'wd_recaptcha_require_valid_comment', $this->provider->error_message() ) ) ); |
| 560 |
} |
| 561 |
} |
| 562 |
|
| 563 |
/** |
| 564 |
* Excludes CAPTCHA for specific requests. |
| 565 |
* |
| 566 |
* @return bool |
| 567 |
*/ |
| 568 |
public function exclude_captcha_for_requests(): bool { |
| 569 |
$uri = defender_get_data_from_request( 'REQUEST_URI', 's' ) ?? '/'; |
| 570 |
$excluded_requests = $this->provider->get_excluded_requests(); |
| 571 |
|
| 572 |
return in_array( $uri, $excluded_requests, true ); |
| 573 |
} |
| 574 |
|
| 575 |
/** |
| 576 |
* Display the BuddyPress reCAPTCHA. |
| 577 |
* |
| 578 |
* @return void |
| 579 |
*/ |
| 580 |
public function display_buddypress_recaptcha(): void { |
| 581 |
$error = ''; |
| 582 |
|
| 583 |
if ( function_exists( 'buddypress' ) ) { |
| 584 |
$obj = buddypress(); |
| 585 |
if ( isset( $obj->signup->errors['failed_captcha_verification'] ) && '' !== $obj->signup->errors['failed_captcha_verification'] ) { |
| 586 |
$error = $obj->signup->errors['failed_captcha_verification']; |
| 587 |
} |
| 588 |
} |
| 589 |
|
| 590 |
if ( '' !== $error ) { |
| 591 |
$output = '<div class="error">'; |
| 592 |
$output .= $error; |
| 593 |
$output .= '</div>'; |
| 594 |
|
| 595 |
echo wp_kses_post( $output ); |
| 596 |
} |
| 597 |
|
| 598 |
echo wp_kses( $this->display_recaptcha(), $this->get_allowed_html() ); |
| 599 |
} |
| 600 |
|
| 601 |
/** |
| 602 |
* Validates the reCAPTCHA field on the BuddyPress registration form. |
| 603 |
* |
| 604 |
* @return void |
| 605 |
*/ |
| 606 |
public function validate_captcha_field_on_buddypress_registration(): void { |
| 607 |
if ( ! $this->provider->verify_response( 'buddypress_registration' ) && function_exists( 'buddypress' ) ) { |
| 608 |
buddypress()->signup->errors['failed_captcha_verification'] = $this->provider->error_message(); |
| 609 |
} |
| 610 |
} |
| 611 |
|
| 612 |
/** |
| 613 |
* Verify BuddyPress group form captcha. |
| 614 |
* |
| 615 |
* @return void |
| 616 |
*/ |
| 617 |
public function validate_captcha_field_on_buddypress_group(): void { |
| 618 |
if ( function_exists( 'bp_is_group_creation_step' ) && ! bp_is_group_creation_step( 'group-details' ) ) { |
| 619 |
return; |
| 620 |
} |
| 621 |
|
| 622 |
if ( |
| 623 |
! $this->provider->verify_response( 'buddypress_create_group' ) |
| 624 |
&& function_exists( 'bp_core_add_message' ) |
| 625 |
&& function_exists( 'bp_core_redirect' ) |
| 626 |
&& function_exists( 'bp_get_root_domain' ) |
| 627 |
&& function_exists( 'bp_get_groups_root_slug' ) |
| 628 |
) { |
| 629 |
bp_core_add_message( $this->provider->error_message(), 'error' ); |
| 630 |
bp_core_redirect( bp_get_root_domain() . '/' . bp_get_groups_root_slug() . '/create/step/group-details/' ); |
| 631 |
} |
| 632 |
} |
| 633 |
} |
| 634 |
|
