*

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* @since 1.6.3

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*

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* @return array List of table names.

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*/

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public function get_existing_custom_tables(): array {

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// phpcs:ignore WPForms.Formatting.EmptyLineBeforeReturn.RemoveEmptyLineBeforeReturnStatement

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return DB::get_existing_custom_tables();

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}

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[510] Fix | Delete

/**

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* Whether the current instance of the plugin is a paid version, or free.

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*

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* @since 1.7.3

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*

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* @return bool

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*/

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public function is_pro(): bool {

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[519] Fix | Delete

/**

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* Filters whether the current plugin version is pro.

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*

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* @since 1.7.3

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*

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* @param bool $pro Whether the current plugin version is pro.

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*/

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return (bool) apply_filters( 'wpforms_allow_pro_version', $this->pro );

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}

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[529] Fix | Delete

/**

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* Whether the current request is restricted heartbeat.

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*

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* @since 1.9.3

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*

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* @return bool

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*/

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public static function is_restricted_heartbeat(): bool {

[537] Fix | Delete

[538] Fix | Delete

// phpcs:disable WordPress.Security.NonceVerification.Missing, WordPress.Security.ValidatedSanitizedInput.MissingUnslash, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized

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$action = $_POST['action'] ?? '';

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if ( $action !== 'heartbeat' || ! wp_doing_ajax() ) {

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return false;

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}

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$screen_id = sanitize_key( $_POST['screen_id'] ?? '' );

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$data = array_map( 'sanitize_text_field', $_POST['data'] ?? [] );

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// phpcs:enable WordPress.Security.NonceVerification.Missing, WordPress.Security.ValidatedSanitizedInput.MissingUnslash, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized

[548] Fix | Delete

[549] Fix | Delete

/**

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* Filters the screen ids where the heartbeat is allowed.

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*

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* @since 1.9.3

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*

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* @param array $allowed_screen_ids Screen IDs where the heartbeat is allowed.

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*/

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$allowed_screen_ids = (array) apply_filters( 'wpforms_heartbeat_allowed_screen_ids', self::HEARTBEAT_ALLOWED_SCREEN_IDS );

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// Allow heartbeat requests on specific screens.

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if ( in_array( $screen_id, $allowed_screen_ids, true ) ) {

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return false;

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}

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[563] Fix | Delete

/**

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* Filters whether the current request is restricted heartbeat.

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*

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* @since 1.9.3

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*

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* @param bool $is_restricted Whether the current request is restricted heartbeat.

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* @param string $screen_id Screen ID.

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* @param array $data Heartbeat request data.

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*/

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return (bool) apply_filters( 'wpforms_is_restricted_heartbeat', true, $screen_id, $data );

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}

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}

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}

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// phpcs:ignore Universal.Namespaces.DisallowCurlyBraceSyntax.Forbidden, Universal.Namespaces.DisallowDeclarationWithoutName.Forbidden, Universal.Namespaces.OneDeclarationPerFile.MultipleFound

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namespace {

[579] Fix | Delete

[580] Fix | Delete

// Define `wpforms()` function only if it's not the restricted heartbeat request.

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if ( ! WPForms\WPForms::is_restricted_heartbeat() ) {

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[583] Fix | Delete

/**

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* The function which returns the one WPForms instance.

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*

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* @since 1.0.0

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*

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* @return WPForms\WPForms

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*/

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function wpforms(): WPForms\WPForms { // phpcs:ignore Universal.Files.SeparateFunctionsFromOO.Mixed

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return WPForms\WPForms::instance();

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}

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[595] Fix | Delete

/**

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* Adding an alias for backward-compatibility with plugins

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* that still use class_exists( 'WPForms' )

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* instead of function_exists( 'wpforms' ), which is preferred.

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*

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* In 1.5.0 we removed support for PHP 5.2

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* and moved the former WPForms class to a namespace: WPForms\WPForms.

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*

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* @since 1.5.1

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*/

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class_alias( 'WPForms\WPForms', 'WPForms' );

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}

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}

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[609] Fix | Delete