← All changes | classes/models/FrmAntiSpam.php +38 -7 6.32.1 → trunk View file →

		@@ -12,8 +12,20 @@
12	12	*/
13	13	class FrmAntiSpam extends FrmValidate {
14	14
15	15	/**
	16	+ * Track when the token filters have been added so they are only added once.
	17	+ * The callback checks the Anti-Spam setting of the form being rendered, so
	18	+ * a single callback covers every form on the page. Adding one callback for
	19	+ * each form would print duplicate data-token attributes.
	20	+ *
	21	+ * @since 6.34
	22	+ *
	23	+ * @var bool
	24	+ */
	25	+ private static $filters_added = false;
	26	+
	27	+ /**
16	28	* @return string
17	29	*/
18	30	protected function get_option_key() {
19	31	return 'antispam';
		@@ -39,10 +51,16 @@
39	51	*
40	52	* @return void
41	53	*/
42	54	public function init() {
43		- add_filter( 'frm_form_attributes', array( $this, 'add_token_to_form' ), 10, 1 );
44		- add_filter( 'frm_form_div_attributes', array( $this, 'add_token_to_form' ), 10, 1 );
	55	+ if ( self::$filters_added ) {
	56	+ return;
	57	+ }
	58	+
	59	+ self::$filters_added = true;
	60	+
	61	+ add_filter( 'frm_form_attributes', array( $this, 'add_token_to_form' ), 10, 2 );
	62	+ add_filter( 'frm_form_div_attributes', array( $this, 'add_token_to_form' ), 10, 2 );
45	63	}
46	64
47	65	/**
48	66	* Return a valid token.
		@@ -159,18 +177,31 @@
159	177	return in_array( $token, $this->get_valid_tokens(), true );
160	178	}
161	179
162	180	/**
163		- * Add the token field to the form.
	181	+ * Add the token field to the form if the form has Anti-Spam enabled.
164	182	*
165	183	* @since 4.11
	184	+ * @since 6.34 The $form param was added, and forms without Anti-Spam enabled are now skipped.
166	185	*
167		- * @param string $attributes
	186	+ * @param string $attributes
	187	+ * @param object|null $form The form being rendered.
168	188	*
169	189	* @return string
170	190	*/
171		- public function add_token_to_form( $attributes ) {
172		- return $attributes . ( ' data-token="' . esc_attr( $this->get() ) . '"' );
	191	+ public function add_token_to_form( $attributes, $form = null ) {
	192	+ $antispam = $this;
	193	+
	194	+ if ( $form ) {
	195	+ $antispam = new self( (int) $form->id );
	196	+ $antispam->form = $form;
	197	+ }
	198	+
	199	+ if ( ! $antispam->run_antispam() ) {
	200	+ return $attributes;
	201	+ }
	202	+
	203	+ return $attributes . ( ' data-token="' . esc_attr( $antispam->get() ) . '"' );
173	204	}
174	205
175	206	/**
176	207	* @param int $form_id
		@@ -277,9 +308,9 @@
277	308	// Text to avoid it being removed.
278	309	return ' ' . sprintf(
279	310	// translators: %1$s start link, %2$s end link.
280	311	esc_html__( 'Please check out our %1$stroubleshooting guide%2$s for details on resolving this issue.', 'formidable' ),
281		- '<a href="https://formidableforms.com/knowledgebase/add-spam-protection/">',
	312	+ '<a href="https://formidableforms.com/knowledgebase/add-spam-protection/" target="_blank" rel="noopener">',
282	313	'</a>'
283	314	);
284	315	}
285	316