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<?php

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/**

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* Wrapper for ProviderName's API.

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* @since 4.0.7

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* @package ET\Core\API\Misc\ReCaptcha

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class ET_Core_API_Spam_ReCaptcha extends ET_Core_API_Spam_Provider {

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/**

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* @inheritDoc

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public $BASE_URL = 'https://www.google.com/recaptcha/api/siteverify';

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/**

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* @inheritDoc

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public $max_accounts = 1;

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/**

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* @inheritDoc

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public $name = 'ReCaptcha';

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/**

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* @inheritDoc

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public $slug = 'recaptcha';

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public function __construct( $owner = 'ET_Core', $account_name = '', $api_key = '' ) {

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parent::__construct( $owner, $account_name, $api_key );

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$this->_add_actions_and_filters();

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}

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protected function _add_actions_and_filters() {

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if ( ! is_admin() && ! et_core_is_fb_enabled() ) {

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add_action( 'wp_enqueue_scripts', array( $this, 'action_wp_enqueue_scripts' ) );

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}

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}

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public function action_wp_enqueue_scripts() {

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$deps = array( 'jquery', 'es6-promise' );

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/**

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* reCAPTCHA v3 actions may only contain alphanumeric characters and slashes/underscore.

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* https://developers.google.com/recaptcha/docs/v3#actions

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* Replace all non-alphanumeric characters with underscore.

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* Ex: '?page_id=254980' => '_page_id_254980'

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$action = preg_replace( '/[^A-Za-z0-9]/', '_', basename( get_the_permalink() ) );

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if ( $this->is_enabled() ) {

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$deps[] = 'recaptcha-v3';

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wp_enqueue_script( 'recaptcha-v3', "https://www.google.com/recaptcha/api.js?render={$this->data['site_key']}" );

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}

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wp_enqueue_script( 'es6-promise', ET_CORE_URL . 'admin/js/es6-promise.auto.min.js' );

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wp_enqueue_script( 'et-core-api-spam-recaptcha', ET_CORE_URL . 'admin/js/recaptcha.js', $deps );

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wp_localize_script( 'et-core-api-spam-recaptcha', 'et_core_api_spam_recaptcha', array(

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'site_key' => empty( $this->data['site_key'] ) ? '' : $this->data['site_key'],

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'page_action' => array( 'action' => $action ),

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) );

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}

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public function is_enabled() {

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return isset( $this->data['site_key'], $this->data['secret_key'] )

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&& et_()->all( array( $this->data['site_key'], $this->data['secret_key'] ) );

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}

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/**

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* Verify a form submission.

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* @since 4.0.7

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* @global $_POST['token']

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* @return mixed[]|string $result {

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* Interaction Result

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* @type bool $success Whether or not the request was valid for this site.

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* @type int $score Score for the request (0 < score < 1).

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* @type string $action Action name for this request (important to verify).

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* @type string $challenge_ts Timestamp of the challenge load (ISO format yyyy-MM-ddTHH:mm:ssZZ).

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* @type string $hostname Hostname of the site where the challenge was solved.

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* @type string[] $error-codes Optional

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* }

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public function verify_form_submission() {

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$args = array(

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'secret' => $this->data['secret_key'],

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'response' => et_()->array_get_sanitized( $_POST, 'token' ),

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'remoteip' => et_core_get_ip_address(),

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);

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$this->prepare_request( $this->BASE_URL, 'POST', false, $args );

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$this->make_remote_request();

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return $this->response->ERROR ? $this->response->ERROR_MESSAGE : $this->response->DATA;

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}

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/**

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* @inheritDoc

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public function get_account_fields() {

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return array(

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'site_key' => array(

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'label' => esc_html__( 'Site Key (v3)', 'et_core' ),

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'secret_key' => array(

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'label' => esc_html__( 'Secret Key (v3)', 'et_core' ),

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);

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}

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/**

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* @inheritDoc

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public function get_data_keymap( $keymap = array() ) {

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return array(

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'ip_address' => 'remoteip',

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'response' => 'response',

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'secret_key' => 'secret',

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);

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}

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}

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