| @@ -1,8 +1,5 @@ | ||
| 1 | 1 | <?php |
| 2 | -if ( ! defined( 'ABSPATH' ) ) { | |
| 3 | - die( 'You are not allowed to call this page directly.' ); | |
| 4 | -} | |
| 5 | 2 | |
| 6 | 3 | /** |
| 7 | 4 | * @since 3.0 |
| 8 | 5 | */ |
| @@ -14,29 +11,18 @@ | ||
| 14 | 11 | */ |
| 15 | 12 | protected $type = 'captcha'; |
| 16 | 13 | |
| 17 | 14 | /** |
| 18 | - * @return string | |
| 15 | + * @var bool | |
| 16 | + * @since 3.0 | |
| 19 | 17 | */ |
| 20 | - protected function include_form_builder_file() { | |
| 21 | - return FrmAppHelper::plugin_path() . '/classes/views/frm-fields/back-end/field-captcha.php'; | |
| 22 | - } | |
| 18 | + protected $has_for_label = false; | |
| 23 | 19 | |
| 24 | 20 | /** |
| 25 | - * Returns the image name for a captcha. | |
| 26 | - * | |
| 27 | 21 | * @return string |
| 28 | 22 | */ |
| 29 | - public static function get_captcha_image_name() { | |
| 30 | - $frm_settings = FrmAppHelper::get_settings(); | |
| 31 | - $active_captcha = $frm_settings->active_captcha; | |
| 32 | - if ( $active_captcha === 'recaptcha' && $frm_settings->re_type === 'v3' ) { | |
| 33 | - $image_name = 'recaptcha_v3'; | |
| 34 | - } else { | |
| 35 | - $image_name = $active_captcha; | |
| 36 | - } | |
| 37 | - | |
| 38 | - return $image_name; | |
| 23 | + protected function include_form_builder_file() { | |
| 24 | + return FrmAppHelper::plugin_path() . '/classes/views/frm-fields/back-end/field-captcha.php'; | |
| 39 | 25 | } |
| 40 | 26 | |
| 41 | 27 | /** |
| 42 | 28 | * @return array |
| @@ -42,12 +28,12 @@ | ||
| 42 | 28 | * @return array |
| 43 | 29 | */ |
| 44 | 30 | protected function field_settings_for_type() { |
| 45 | 31 | return array( |
| 46 | - 'required' => false, | |
| 47 | - 'invalid' => true, | |
| 48 | - 'captcha_size' => true, | |
| 49 | - 'default' => false, | |
| 32 | + 'required' => false, | |
| 33 | + 'invalid' => true, | |
| 34 | + 'default_blank' => false, | |
| 35 | + 'captcha_size' => true, | |
| 50 | 36 | ); |
| 51 | 37 | } |
| 52 | 38 | |
| 53 | 39 | /** |
| @@ -54,9 +40,8 @@ | ||
| 54 | 40 | * @return array |
| 55 | 41 | */ |
| 56 | 42 | protected function new_field_settings() { |
| 57 | 43 | $frm_settings = FrmAppHelper::get_settings(); |
| 58 | - | |
| 59 | 44 | return array( |
| 60 | 45 | 'invalid' => $frm_settings->re_msg, |
| 61 | 46 | ); |
| 62 | 47 | } |
| @@ -80,39 +65,23 @@ | ||
| 80 | 65 | * |
| 81 | 66 | * @return string |
| 82 | 67 | */ |
| 83 | 68 | protected function before_replace_html_shortcodes( $args, $html ) { |
| 84 | - $frm_settings = FrmAppHelper::get_settings(); | |
| 85 | - $replace_response = $frm_settings->active_captcha === 'recaptcha' ? 'g-recaptcha-response' : 'h-captcha-response'; | |
| 86 | - $replaced_for = str_replace( ' for="field_[key]"', ' for="' . $replace_response . '"', $html ); | |
| 87 | - | |
| 88 | - return $replaced_for; | |
| 69 | + return str_replace( ' for="field_[key]"', ' for="g-recaptcha-response"', $html ); | |
| 89 | 70 | } |
| 90 | 71 | |
| 91 | - /** | |
| 92 | - * @return string | |
| 93 | - */ | |
| 94 | 72 | public function front_field_input( $args, $shortcode_atts ) { |
| 95 | 73 | $frm_settings = FrmAppHelper::get_settings(); |
| 96 | - if ( ! self::should_show_captcha() ) { | |
| 74 | + if ( empty( $frm_settings->pubkey ) ) { | |
| 97 | 75 | return ''; |
| 98 | 76 | } |
| 99 | 77 | |
| 100 | - $class_prefix = $this->class_prefix( $frm_settings ); | |
| 101 | - $captcha_class = $this->captcha_class( $frm_settings ); | |
| 102 | - $captcha_size = $this->captcha_size( $frm_settings ); | |
| 78 | + $class_prefix = $this->class_prefix(); | |
| 79 | + $captcha_size = $this->captcha_size(); | |
| 103 | 80 | $allow_mutiple = $frm_settings->re_multi; |
| 104 | 81 | |
| 105 | - if ( $frm_settings->active_captcha === 'recaptcha' ) { | |
| 106 | - $site_key = $frm_settings->pubkey; | |
| 107 | - $recaptcha_options = ' data-size="' . esc_attr( $captcha_size ) . '" data-theme="' . esc_attr( $this->field['captcha_theme'] ) . '"'; | |
| 108 | - } else { | |
| 109 | - $site_key = $frm_settings->hcaptcha_pubkey; | |
| 110 | - } | |
| 111 | - | |
| 112 | - $html = '<div id="' . esc_attr( $args['html_id'] ) . '" class="' . esc_attr( $class_prefix ) . $captcha_class . '" data-sitekey="' . esc_attr( $site_key ) . '"'; | |
| 113 | - $html .= ! empty( $recaptcha_options ) ? $recaptcha_options : ''; | |
| 114 | - if ( $captcha_size === 'invisible' && ! $allow_mutiple ) { | |
| 82 | + $html = '<div id="' . esc_attr( $args['html_id'] ) . '" class="' . esc_attr( $class_prefix ) . 'g-recaptcha" data-sitekey="' . esc_attr( $frm_settings->pubkey ) . '" data-size="' . esc_attr( $captcha_size ) . '" data-theme="' . esc_attr( $this->field['captcha_theme'] ) . '"'; | |
| 83 | + if ( $captcha_size == 'invisible' && ! $allow_mutiple ) { | |
| 115 | 84 | $html .= ' data-callback="frmAfterRecaptcha"'; |
| 116 | 85 | } |
| 117 | 86 | $html .= '></div>'; |
| 118 | 87 | |
| @@ -118,33 +87,19 @@ | ||
| 118 | 87 | |
| 119 | 88 | return $html; |
| 120 | 89 | } |
| 121 | 90 | |
| 122 | - /** | |
| 123 | - * @return void | |
| 124 | - */ | |
| 125 | 91 | protected function load_field_scripts( $args ) { |
| 126 | 92 | $api_js_url = $this->api_url(); |
| 127 | 93 | |
| 128 | - wp_register_script( 'captcha-api', $api_js_url, array( 'formidable' ), '3', true ); | |
| 129 | - wp_enqueue_script( 'captcha-api' ); | |
| 94 | + wp_register_script( 'recaptcha-api', $api_js_url, array( 'formidable' ), '3', true ); | |
| 95 | + wp_enqueue_script( 'recaptcha-api' ); | |
| 130 | 96 | } |
| 131 | 97 | |
| 132 | 98 | protected function api_url() { |
| 133 | - $frm_settings = FrmAppHelper::get_settings(); | |
| 134 | - if ( $frm_settings->active_captcha === 'recaptcha' ) { | |
| 135 | - return $this->recaptcha_api_url( $frm_settings ); | |
| 136 | - } | |
| 137 | - | |
| 138 | - return $this->hcaptcha_api_url(); | |
| 139 | - } | |
| 140 | - | |
| 141 | - /** | |
| 142 | - * @param FrmSettings $frm_settings | |
| 143 | - */ | |
| 144 | - protected function recaptcha_api_url( $frm_settings ) { | |
| 145 | 99 | $api_js_url = 'https://www.google.com/recaptcha/api.js?'; |
| 146 | 100 | |
| 101 | + $frm_settings = FrmAppHelper::get_settings(); | |
| 147 | 102 | $allow_mutiple = $frm_settings->re_multi; |
| 148 | 103 | if ( $allow_mutiple ) { |
| 149 | 104 | $api_js_url .= '&onload=frmRecaptcha&render=explicit'; |
| 150 | 105 | } |
| @@ -153,212 +108,89 @@ | ||
| 153 | 108 | if ( ! empty( $lang ) ) { |
| 154 | 109 | $api_js_url .= '&hl=' . $lang; |
| 155 | 110 | } |
| 156 | 111 | |
| 157 | - $api_js_url = apply_filters( 'frm_recaptcha_js_url', $api_js_url ); | |
| 158 | - | |
| 159 | - return $api_js_url; | |
| 112 | + return apply_filters( 'frm_recaptcha_js_url', $api_js_url ); | |
| 160 | 113 | } |
| 161 | 114 | |
| 162 | - protected function hcaptcha_api_url() { | |
| 163 | - $api_js_url = 'https://js.hcaptcha.com/1/api.js'; | |
| 164 | - | |
| 165 | - /** | |
| 166 | - * Allows updating hcaptcha js api url. | |
| 167 | - * | |
| 168 | - * @since 6.0 | |
| 169 | - * | |
| 170 | - * @param string $api_js_url | |
| 171 | - */ | |
| 172 | - $api_js_url = apply_filters( 'frm_hcaptcha_js_url', $api_js_url ); | |
| 173 | - | |
| 174 | - return $api_js_url; | |
| 175 | - } | |
| 176 | - | |
| 177 | - /** | |
| 178 | - * @param FrmSettings $frm_settings | |
| 179 | - * | |
| 180 | - * @return string | |
| 181 | - * | |
| 182 | - * @psalm-return ''|'frm-' | |
| 183 | - */ | |
| 184 | - protected function class_prefix( $frm_settings ) { | |
| 185 | - if ( $this->allow_multiple( $frm_settings ) && $frm_settings->active_captcha === 'recaptcha' ) { | |
| 115 | + protected function class_prefix() { | |
| 116 | + if ( $this->allow_multiple() ) { | |
| 186 | 117 | $class_prefix = 'frm-'; |
| 187 | 118 | } else { |
| 188 | 119 | $class_prefix = ''; |
| 189 | 120 | } |
| 190 | - | |
| 191 | 121 | return $class_prefix; |
| 192 | 122 | } |
| 193 | 123 | |
| 194 | - /** | |
| 195 | - * @param FrmSettings $frm_settings | |
| 196 | - * | |
| 197 | - * @return string | |
| 198 | - * | |
| 199 | - * @psalm-return 'g-recaptcha'|'h-captcha' | |
| 200 | - */ | |
| 201 | - protected function captcha_class( $frm_settings ) { | |
| 202 | - return $frm_settings->active_captcha === 'recaptcha' ? 'g-recaptcha' : 'h-captcha'; | |
| 203 | - } | |
| 204 | - | |
| 205 | - protected function allow_multiple( $frm_settings ) { | |
| 124 | + protected function allow_multiple() { | |
| 125 | + $frm_settings = FrmAppHelper::get_settings(); | |
| 206 | 126 | return $frm_settings->re_multi; |
| 207 | 127 | } |
| 208 | 128 | |
| 209 | - /** | |
| 210 | - * @return string | |
| 211 | - * | |
| 212 | - * @param FrmSettings $frm_settings | |
| 213 | - */ | |
| 214 | - protected function captcha_size( $frm_settings ) { | |
| 215 | - if ( in_array( $frm_settings->re_type, array( 'invisible', 'v3' ), true ) ) { | |
| 216 | - return 'invisible'; | |
| 217 | - } | |
| 129 | + protected function captcha_size() { | |
| 218 | 130 | // for reverse compatibility |
| 219 | - return $this->field['captcha_size'] === 'default' ? 'normal' : $this->field['captcha_size']; | |
| 131 | + $frm_settings = FrmAppHelper::get_settings(); | |
| 132 | + $captcha_size = ( $this->field['captcha_size'] == 'default' ) ? 'normal' : $this->field['captcha_size']; | |
| 133 | + return ( $frm_settings->re_type == 'invisible' ) ? 'invisible' : $captcha_size; | |
| 220 | 134 | } |
| 221 | 135 | |
| 222 | - /** | |
| 223 | - * @since 4.07 | |
| 224 | - * @param array $args | |
| 225 | - * @return array | |
| 226 | - */ | |
| 227 | - protected function validate_against_api( $args ) { | |
| 228 | - $errors = array(); | |
| 229 | - $frm_settings = FrmAppHelper::get_settings(); | |
| 230 | - $resp = $this->send_api_check( $frm_settings ); | |
| 231 | - $response = json_decode( wp_remote_retrieve_body( $resp ), true ); | |
| 136 | + public function validate( $args ) { | |
| 137 | + $errors = array(); | |
| 232 | 138 | |
| 233 | - if ( is_wp_error( $resp ) ) { | |
| 234 | - $error_string = $resp->get_error_message(); | |
| 235 | - $errors[ 'field' . $args['id'] ] = __( 'There was a problem verifying your captcha', 'formidable' ); | |
| 236 | - $errors[ 'field' . $args['id'] ] .= ' ' . $error_string; | |
| 139 | + if ( ! $this->should_validate() ) { | |
| 237 | 140 | return $errors; |
| 238 | 141 | } |
| 239 | 142 | |
| 240 | - if ( ! is_array( $response ) ) { | |
| 143 | + if ( ! isset( $_POST['g-recaptcha-response'] ) ) { | |
| 144 | + // If captcha is missing, check if it was already verified | |
| 145 | + if ( ! isset( $_POST['recaptcha_checked'] ) || ! wp_verify_nonce( $_POST['recaptcha_checked'], 'frm_ajax' ) ) { | |
| 146 | + // There was no captcha submitted | |
| 147 | + $errors[ 'field' . $args['id'] ] = __( 'The captcha is missing from this form', 'formidable' ); | |
| 148 | + } | |
| 241 | 149 | return $errors; |
| 242 | 150 | } |
| 243 | 151 | |
| 244 | - if ( $frm_settings->active_captcha === 'recaptcha' ) { | |
| 245 | - if ( 'v3' === $frm_settings->re_type && array_key_exists( 'score', $response ) ) { | |
| 246 | - $threshold = floatval( $frm_settings->re_threshold ); | |
| 247 | - $score = floatval( $response['score'] ); | |
| 152 | + $frm_settings = FrmAppHelper::get_settings(); | |
| 248 | 153 | |
| 249 | - $this->set_score( $score ); | |
| 154 | + $resp = $this->send_api_check( $frm_settings ); | |
| 155 | + $response = json_decode( wp_remote_retrieve_body( $resp ), true ); | |
| 250 | 156 | |
| 251 | - if ( $score < $threshold ) { | |
| 252 | - $response['success'] = false; | |
| 253 | - } | |
| 254 | - } | |
| 255 | - } | |
| 256 | - | |
| 257 | 157 | if ( isset( $response['success'] ) && ! $response['success'] ) { |
| 258 | 158 | // What happens when the CAPTCHA was entered incorrectly |
| 259 | 159 | $invalid_message = FrmField::get_option( $this->field, 'invalid' ); |
| 260 | - if ( $invalid_message === __( 'The reCAPTCHA was not entered correctly', 'formidable' ) ) { | |
| 261 | - $invalid_message = ''; | |
| 262 | - } | |
| 263 | - $errors[ 'field' . $args['id'] ] = ( $invalid_message === '' ? $frm_settings->re_msg : $invalid_message ); | |
| 160 | + $errors[ 'field' . $args['id'] ] = ( $invalid_message == '' ? $frm_settings->re_msg : $invalid_message ); | |
| 161 | + } elseif ( is_wp_error( $resp ) ) { | |
| 162 | + $error_string = $resp->get_error_message(); | |
| 163 | + $errors[ 'field' . $args['id'] ] = __( 'There was a problem verifying your recaptcha', 'formidable' ); | |
| 164 | + $errors[ 'field' . $args['id'] ] .= ' ' . $error_string; | |
| 264 | 165 | } |
| 265 | 166 | |
| 266 | 167 | return $errors; |
| 267 | 168 | } |
| 268 | 169 | |
| 269 | - /** | |
| 270 | - * @param float $score | |
| 271 | - * @return void | |
| 272 | - */ | |
| 273 | - private function set_score( $score ) { | |
| 274 | - global $frm_vars; | |
| 275 | - if ( ! isset( $frm_vars['captcha_scores'] ) ) { | |
| 276 | - $frm_vars['captcha_scores'] = array(); | |
| 170 | + protected function should_validate() { | |
| 171 | + $is_hidden_field = apply_filters( 'frm_is_field_hidden', false, $this->field, stripslashes_deep( $_POST ) ); // WPCS: CSRF ok. | |
| 172 | + if ( FrmAppHelper::is_admin() || $is_hidden_field ) { | |
| 173 | + return false; | |
| 277 | 174 | } |
| 278 | - $form_id = is_object( $this->field ) ? $this->field->form_id : $this->field['form_id']; | |
| 279 | - if ( ! isset( $frm_vars['captcha_scores'][ $form_id ] ) ) { | |
| 280 | - $frm_vars['captcha_scores'][ $form_id ] = $score; | |
| 281 | - } | |
| 282 | - } | |
| 283 | 175 | |
| 284 | - /** | |
| 285 | - * @param array $args | |
| 286 | - * @return array | |
| 287 | - */ | |
| 288 | - public function validate( $args ) { | |
| 289 | - if ( ! $this->should_validate() ) { | |
| 290 | - return array(); | |
| 291 | - } | |
| 292 | - | |
| 293 | - // phpcs:ignore WordPress.Security.NonceVerification.Missing | |
| 294 | - if ( ! isset( $_POST['g-recaptcha-response'] ) && ! isset( $_POST['h-captcha-response'] ) ) { | |
| 295 | - // There was no captcha submitted. | |
| 296 | - return array( 'field' . $args['id'] => __( 'The captcha is missing from this form', 'formidable' ) ); | |
| 297 | - } | |
| 298 | - | |
| 299 | - return $this->validate_against_api( $args ); | |
| 300 | - } | |
| 301 | - | |
| 302 | - /** | |
| 303 | - * @since 4.07 | |
| 304 | - * @return bool | |
| 305 | - */ | |
| 306 | - public static function should_show_captcha() { | |
| 307 | 176 | $frm_settings = FrmAppHelper::get_settings(); |
| 308 | - if ( $frm_settings->active_captcha === 'recaptcha' ) { | |
| 309 | - return ! empty( $frm_settings->pubkey ); | |
| 310 | - } | |
| 311 | - | |
| 312 | - return ! empty( $frm_settings->hcaptcha_pubkey ); | |
| 313 | - } | |
| 314 | - | |
| 315 | - /** | |
| 316 | - * @return bool | |
| 317 | - */ | |
| 318 | - protected function should_validate() { | |
| 319 | - $is_hidden_field = apply_filters( 'frm_is_field_hidden', false, $this->field, wp_unslash( $_POST ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing | |
| 320 | - if ( FrmAppHelper::is_admin() || $is_hidden_field ) { | |
| 177 | + if ( empty( $frm_settings->pubkey ) ) { | |
| 178 | + // don't require the captcha if it shouldn't be shown | |
| 321 | 179 | return false; |
| 322 | 180 | } |
| 323 | 181 | |
| 324 | - // don't require the captcha if it shouldn't be shown | |
| 325 | - return self::should_show_captcha(); | |
| 182 | + return true; | |
| 326 | 183 | } |
| 327 | 184 | |
| 328 | - /** | |
| 329 | - * @param FrmSettings $frm_settings | |
| 330 | - */ | |
| 331 | 185 | protected function send_api_check( $frm_settings ) { |
| 332 | - $captcha_settings = new FrmFieldCaptchaSettings( $frm_settings ); | |
| 333 | - | |
| 334 | 186 | $arg_array = array( |
| 335 | - 'body' => array( | |
| 336 | - 'secret' => $captcha_settings->secret, | |
| 337 | - 'response' => FrmAppHelper::get_param( $captcha_settings->token_field, '', 'post', 'sanitize_text_field' ), | |
| 187 | + 'body' => array( | |
| 188 | + 'secret' => $frm_settings->privkey, | |
| 189 | + 'response' => $_POST['g-recaptcha-response'], // WPCS: CSRF ok. | |
| 338 | 190 | 'remoteip' => FrmAppHelper::get_ip_address(), |
| 339 | 191 | ), |
| 340 | 192 | ); |
| 341 | 193 | |
| 342 | - return wp_remote_post( $captcha_settings->endpoint, $arg_array ); | |
| 343 | - } | |
| 344 | - | |
| 345 | - /** | |
| 346 | - * Updates field name in page builder to the currently activated captcha if it is set to the default. | |
| 347 | - * | |
| 348 | - * @since 6.0 | |
| 349 | - * | |
| 350 | - * @param array $values | |
| 351 | - * | |
| 352 | - * @return array $values | |
| 353 | - */ | |
| 354 | - public static function update_field_name( $values ) { | |
| 355 | - if ( $values['type'] === 'captcha' ) { | |
| 356 | - $name = $values['name']; | |
| 357 | - if ( in_array( $name, array( __( 'reCAPTCHA', 'formidable' ), __( 'hCaptcha', 'formidable' ) ), true ) ) { | |
| 358 | - $values['name'] = __( 'Captcha', 'formidable' ); | |
| 359 | - } | |
| 360 | - } | |
| 361 | - | |
| 362 | - return $values; | |
| 194 | + return wp_remote_post( 'https://www.google.com/recaptcha/api/siteverify', $arg_array ); | |
| 363 | 195 | } |
| 364 | 196 | } |
