← All changes | classes/models/fields/FrmFieldCaptcha.php +99 -178 6.33 → 6.2 View file →

		@@ -9,9 +9,8 @@
9	9	class FrmFieldCaptcha extends FrmFieldType {
10	10
11	11	/**
12	12	* @var string
13		- *
14	13	* @since 3.0
15	14	*/
16	15	protected $type = 'captcha';
17	16
		@@ -29,10 +28,15 @@
29	28	*/
30	29	public static function get_captcha_image_name() {
31	30	$frm_settings = FrmAppHelper::get_settings();
32	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	+ }
33	37
34		- return $active_captcha === 'recaptcha' && $frm_settings->re_type === 'v3' ? 'recaptcha_v3' : $active_captcha;
	38	+ return $image_name;
35	39	}
36	40
37	41	/**
38	42	* @return array
		@@ -37,16 +41,13 @@
37	41	/**
38	42	* @return array
39	43	*/
40	44	protected function field_settings_for_type() {
41		- $settings = FrmCaptchaFactory::get_settings_object();
42	45	return array(
43		- 'required' => false,
44		- 'invalid' => true,
45		- 'captcha_size' => $settings->should_show_captcha_size(),
46		- 'captcha_theme' => $settings->should_show_captcha_theme(),
47		- 'captcha_theme_auto_option' => $settings->should_show_captcha_theme_auto_option(),
48		- 'default' => false,
	46	+ 'required' => false,
	47	+ 'invalid' => true,
	48	+ 'captcha_size' => true,
	49	+ 'default' => false,
49	50	);
50	51	}
51	52
52	53	/**
		@@ -71,146 +72,97 @@
71	72	);
72	73	}
73	74
74	75	/**
75		- * Replace the "for" attribute for captcha field so it matches the response ID.
	76	+ * Remove the "for" attribute for captcha
76	77	*
77		- * @param array $args
	78	+ * @param array $args
78	79	* @param string $html
79	80	*
80	81	* @return string
81	82	*/
82	83	protected function before_replace_html_shortcodes( $args, $html ) {
83		- $settings = FrmCaptchaFactory::get_settings_object();
84		- return str_replace( ' for="field_[key]"', ' for="' . esc_attr( $settings->token_field ) . '"', $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;
85	89	}
86	90
87	91	/**
88		- * @param array $args
89		- * @param array $shortcode_atts
90		- *
91	92	* @return string
92	93	*/
93	94	public function front_field_input( $args, $shortcode_atts ) {
	95	+ $frm_settings = FrmAppHelper::get_settings();
94	96	if ( ! self::should_show_captcha() ) {
95	97	return '';
96	98	}
97	99
98		- $frm_settings = FrmAppHelper::get_settings();
99		- $settings = FrmCaptchaFactory::get_settings_object();
100		- $div_attributes = array(
101		- 'id' => $args['html_id'],
102		- 'class' => $this->class_prefix( $frm_settings ) . $this->captcha_class( $frm_settings ),
103		- 'data-sitekey' => $settings->get_pubkey(),
104		- );
	100	+ $class_prefix = $this->class_prefix( $frm_settings );
	101	+ $captcha_class = $this->captcha_class( $frm_settings );
	102	+ $captcha_size = $this->captcha_size( $frm_settings );
	103	+ $allow_mutiple = $frm_settings->re_multi;
105	104
106		- if ( 'turnstile' === $frm_settings->active_captcha ) {
107		- $captcha_language = $this->get_captcha_language();
	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	+ }
108	111
109		- if ( $captcha_language ) {
110		- $div_attributes['data-language'] = $captcha_language;
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 ) {
	115	+ $html .= ' data-callback="frmAfterRecaptcha"';
112	116	}
	117	+ $html .= '></div>';
113	118
114		- $div_attributes = $settings->add_front_end_element_attributes( $div_attributes, $this->field );
115		-
116		- return '<div ' . FrmAppHelper::array_to_html_params( $div_attributes ) . '></div>';
	119	+ return $html;
117	120	}
118	121
119	122	/**
120		- * @since 6.25
121		- *
122		- * @return string
123		- */
124		- private function get_captcha_language() {
125		- /**
126		- * Allows updating the captcha language.
127		- *
128		- * @since 6.25
129		- *
130		- * @param string $lang
131		- * @param array $field
132		- */
133		- return apply_filters( 'frm_captcha_lang', get_bloginfo( 'language' ), $this->field );
134		- }
135		-
136		- /**
137		- * Load the captcha script.
138		- *
139		- * @param array $args
140		- *
141	123	* @return void
142	124	*/
143	125	protected function load_field_scripts( $args ) {
144		- wp_register_script( 'captcha-api', $this->api_url(), array( 'formidable' ), '3', true );
	126	+ $api_js_url = $this->api_url();
	127	+
	128	+ wp_register_script( 'captcha-api', $api_js_url, array( 'formidable' ), '3', true );
145	129	wp_enqueue_script( 'captcha-api' );
146	130	}
147	131
148		- /**
149		- * Get the URL for the script JS that is loaded on the front end.
150		- *
151		- * @return string
152		- */
153	132	protected function api_url() {
154	133	$frm_settings = FrmAppHelper::get_settings();
155		- $active_mode = $frm_settings->active_captcha;
156		-
157		- if ( 'recaptcha' === $active_mode ) {
	134	+ if ( $frm_settings->active_captcha === 'recaptcha' ) {
158	135	return $this->recaptcha_api_url( $frm_settings );
159	136	}
160	137
161		- if ( 'hcaptcha' === $active_mode ) {
162		- return $this->hcaptcha_api_url();
163		- }
164		-
165		- return $this->turnstile_api_url();
	138	+ return $this->hcaptcha_api_url();
166	139	}
167	140
168	141	/**
169	142	* @param FrmSettings $frm_settings
170		- *
171		- * @return string
172	143	*/
173	144	protected function recaptcha_api_url( $frm_settings ) {
174	145	$api_js_url = 'https://www.google.com/recaptcha/api.js?';
175	146
176		- if ( $this->allow_multiple( $frm_settings ) ) {
	147	+ $allow_mutiple = $frm_settings->re_multi;
	148	+ if ( $allow_mutiple ) {
177	149	$api_js_url .= '&onload=frmRecaptcha&render=explicit';
178	150	}
179	151
180	152	$lang = apply_filters( 'frm_recaptcha_lang', $frm_settings->re_lang, $this->field );
181		-
182		- if ( $lang ) {
	153	+ if ( ! empty( $lang ) ) {
183	154	$api_js_url .= '&hl=' . $lang;
184	155	}
185	156
186		- // Since this URL initially ends with ? and we never use add_query_arg, remove the extra
187		- // & that appears immediately after the ?
188		- $api_js_url = str_replace( '?&', '?', $api_js_url );
	157	+ $api_js_url = apply_filters( 'frm_recaptcha_js_url', $api_js_url );
189	158
190		- /**
191		- * @param string $api_js_url
192		- */
193		- return apply_filters( 'frm_recaptcha_js_url', $api_js_url );
	159	+ return $api_js_url;
194	160	}
195	161
196		- /**
197		- * @since 6.0
198		- *
199		- * @return string
200		- */
201	162	protected function hcaptcha_api_url() {
202	163	$api_js_url = 'https://js.hcaptcha.com/1/api.js';
203		- $lang = $this->get_captcha_language();
204	164
205		- if ( $lang ) {
206		- // Language might be in the format of en-US, fr-FR, etc. In that case, we need to extract the first part to comply with the hcaptcha api request format.
207		- $lang_parts = explode( '-', $lang );
208		- $api_js_url .= '?hl=' . $lang_parts[0];
209		- }
210		-
211		- $api_js_url = add_query_arg( 'onload', 'frmHcaptcha', $api_js_url );
212		-
213	165	/**
214	166	* Allows updating hcaptcha js api url.
215	167	*
216	168	* @since 6.0
		@@ -216,35 +168,11 @@
216	168	* @since 6.0
217	169	*
218	170	* @param string $api_js_url
219	171	*/
220		- return apply_filters( 'frm_hcaptcha_js_url', $api_js_url );
221		- }
	172	+ $api_js_url = apply_filters( 'frm_hcaptcha_js_url', $api_js_url );
222	173
223		- /**
224		- * @since 6.8.4
225		- *
226		- * @return string
227		- */
228		- protected function turnstile_api_url() {
229		- $api_js_url = 'https://challenges.cloudflare.com/turnstile/v0/api.js?onload=frmTurnstile&render=explicit';
230		-
231		- /**
232		- * Allows updating hcaptcha js api url.
233		- *
234		- * @since 6.8.4
235		- *
236		- * @param string $api_js_url
237		- */
238		- $api_js_url = apply_filters( 'frm_turnstile_js_url', $api_js_url );
239		-
240		- // Prevent render=explicit from happening twice in case someone patched
241		- // The double rendering issue using the frm_turnstile_js_url hook.
242		- return str_replace(
243		- '&render=explicit&render=explicit',
244		- '&render=explicit',
245		- $api_js_url
246		- );
	174	+ return $api_js_url;
247	175	}
248	176
249	177	/**
250	178	* @param FrmSettings $frm_settings
		@@ -253,13 +181,19 @@
253	181	*
254	182	* @psalm-return ''|'frm-'
255	183	*/
256	184	protected function class_prefix( $frm_settings ) {
257		- return FrmCaptchaFactory::get_settings_object()->get_class_prefix( $this->allow_multiple( $frm_settings ) );
	185	+ if ( $this->allow_multiple( $frm_settings ) && $frm_settings->active_captcha === 'recaptcha' ) {
	186	+ $class_prefix = 'frm-';
	187	+ } else {
	188	+ $class_prefix = '';
	189	+ }
	190	+
	191	+ return $class_prefix;
258	192	}
259	193
260	194	/**
261		- * @param FrmSettings $frm_settings This isn't used anymore. It's only there for backwards compatibility.
	195	+ * @param FrmSettings $frm_settings
262	196	*
263	197	* @return string
264	198	*
265	199	* @psalm-return 'g-recaptcha'|'h-captcha'
		@@ -264,32 +198,37 @@
264	198	*
265	199	* @psalm-return 'g-recaptcha'|'h-captcha'
266	200	*/
267	201	protected function captcha_class( $frm_settings ) {
268		- $settings = FrmCaptchaFactory::get_settings_object();
269		- return $settings->get_element_class_name();
	202	+ return $frm_settings->active_captcha === 'recaptcha' ? 'g-recaptcha' : 'h-captcha';
270	203	}
271	204
	205	+ protected function allow_multiple( $frm_settings ) {
	206	+ return $frm_settings->re_multi;
	207	+ }
	208	+
272	209	/**
	210	+ * @return string
	211	+ *
273	212	* @param FrmSettings $frm_settings
274		- *
275		- * @return bool
276	213	*/
277		- protected function allow_multiple( $frm_settings ) {
278		- return $frm_settings->re_multi;
	214	+ protected function captcha_size( $frm_settings ) {
	215	+ if ( in_array( $frm_settings->re_type, array( 'invisible', 'v3' ), true ) ) {
	216	+ return 'invisible';
	217	+ }
	218	+ // for reverse compatibility
	219	+ return $this->field['captcha_size'] === 'default' ? 'normal' : $this->field['captcha_size'];
279	220	}
280	221
281	222	/**
282	223	* @since 4.07
283		- *
284	224	* @param array $args
285		- *
286	225	* @return array
287	226	*/
288	227	protected function validate_against_api( $args ) {
289	228	$errors = array();
290	229	$frm_settings = FrmAppHelper::get_settings();
291		- $resp = $this->send_api_check();
	230	+ $resp = $this->send_api_check( $frm_settings );
292	231	$response = json_decode( wp_remote_retrieve_body( $resp ), true );
293	232
294	233	if ( is_wp_error( $resp ) ) {
295	234	$error_string = $resp->get_error_message();
		@@ -301,49 +240,43 @@
301	240	if ( ! is_array( $response ) ) {
302	241	return $errors;
303	242	}
304	243
305		- if ( $frm_settings->active_captcha === 'recaptcha' && 'v3' === $frm_settings->re_type && array_key_exists( 'score', $response ) ) {
306		- $threshold = floatval( $frm_settings->re_threshold );
307		- $score = floatval( $response['score'] );
	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'] );
308	248
309		- $this->set_score( $score );
	249	+ $this->set_score( $score );
310	250
311		- if ( $score < $threshold ) {
312		- $response['success'] = false;
	251	+ if ( $score < $threshold ) {
	252	+ $response['success'] = false;
	253	+ }
313	254	}
314	255	}
315	256
316		- if ( ! isset( $response['success'] ) || $response['success'] ) {
317		- return $errors;
	257	+ if ( isset( $response['success'] ) && ! $response['success'] ) {
	258	+ // What happens when the CAPTCHA was entered incorrectly
	259	+ $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 );
318	264	}
319	265
320		- // What happens when the CAPTCHA was entered incorrectly
321		- $invalid_message = FrmField::get_option( $this->field, 'invalid' );
322		-
323		- if ( $invalid_message === __( 'The reCAPTCHA was not entered correctly', 'formidable' ) ) {
324		- $invalid_message = '';
325		- }
326		-
327		- $errors[ 'field' . $args['id'] ] = $invalid_message === '' ? $frm_settings->re_msg : $invalid_message;
328		-
329	266	return $errors;
330	267	}
331	268
332	269	/**
333	270	* @param float $score
334		- *
335	271	* @return void
336	272	*/
337	273	private function set_score( $score ) {
338	274	global $frm_vars;
339		-
340	275	if ( ! isset( $frm_vars['captcha_scores'] ) ) {
341	276	$frm_vars['captcha_scores'] = array();
342	277	}
343		-
344	278	$form_id = is_object( $this->field ) ? $this->field->form_id : $this->field['form_id'];
345		-
346	279	if ( ! isset( $frm_vars['captcha_scores'][ $form_id ] ) ) {
347	280	$frm_vars['captcha_scores'][ $form_id ] = $score;
348	281	}
349	282	}
		@@ -349,9 +282,8 @@
349	282	}
350	283
351	284	/**
352	285	* @param array $args
353		- *
354	286	* @return array
355	287	*/
356	288	public function validate( $args ) {
357	289	if ( ! $this->should_validate() ) {
		@@ -357,11 +289,11 @@
357	289	if ( ! $this->should_validate() ) {
358	290	return array();
359	291	}
360	292
361		- $missing_token = ! self::post_data_includes_token();
362		-
363		- if ( $missing_token ) {
	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.
364	296	return array( 'field' . $args['id'] => __( 'The captcha is missing from this form', 'formidable' ) );
365	297	}
366	298
367	299	return $this->validate_against_api( $args );
		@@ -367,28 +299,18 @@
367	299	return $this->validate_against_api( $args );
368	300	}
369	301
370	302	/**
371		- * @since 6.8.4
372		- *
373		- * @return bool
374		- */
375		- protected static function post_data_includes_token() {
376		- $settings = FrmCaptchaFactory::get_settings_object();
377		- // phpcs:ignore WordPress.Security.NonceVerification.Missing
378		- return ! empty( $_POST[ $settings->token_field ] );
379		- }
380		-
381		- /**
382		- * Check if the active captcha type's public key is set.
383		- *
384	303	* @since 4.07
385		- *
386	304	* @return bool
387	305	*/
388	306	public static function should_show_captcha() {
389		- $settings = FrmCaptchaFactory::get_settings_object();
390		- return $settings->has_pubkey();
	307	+ $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 );
391	313	}
392	314
393	315	/**
394	316	* @return bool
		@@ -394,23 +316,23 @@
394	316	* @return bool
395	317	*/
396	318	protected function should_validate() {
397	319	$is_hidden_field = apply_filters( 'frm_is_field_hidden', false, $this->field, wp_unslash( $_POST ) ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
398		-
399	320	if ( FrmAppHelper::is_admin() || $is_hidden_field ) {
400	321	return false;
401	322	}
402	323
403		- // Don't require the captcha if it shouldn't be shown
	324	+ // don't require the captcha if it shouldn't be shown
404	325	return self::should_show_captcha();
405	326	}
406	327
407	328	/**
408		- * @return array|WP_Error
	329	+ * @param FrmSettings $frm_settings
409	330	*/
410		- protected function send_api_check() {
411		- $captcha_settings = FrmCaptchaFactory::get_settings_object();
412		- $arg_array = array(
	331	+ protected function send_api_check( $frm_settings ) {
	332	+ $captcha_settings = new FrmFieldCaptchaSettings( $frm_settings );
	333	+
	334	+ $arg_array = array(
413	335	'body' => array(
414	336	'secret' => $captcha_settings->secret,
415	337	'response' => FrmAppHelper::get_param( $captcha_settings->token_field, '', 'post', 'sanitize_text_field' ),
416	338	'remoteip' => FrmAppHelper::get_ip_address(),
		@@ -426,14 +348,13 @@
426	348	* @since 6.0
427	349	*
428	350	* @param array $values
429	351	*
430		- * @return array Values.
	352	+ * @return array $values
431	353	*/
432	354	public static function update_field_name( $values ) {
433	355	if ( $values['type'] === 'captcha' ) {
434	356	$name = $values['name'];
435		-
436	357	if ( in_array( $name, array( __( 'reCAPTCHA', 'formidable' ), __( 'hCaptcha', 'formidable' ) ), true ) ) {
437	358	$values['name'] = __( 'Captcha', 'formidable' );
438	359	}
439	360	}