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class-wordads-california-privacy.php
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class-wordads-ccpa-do-not-sell-link-widget.php
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class-wordads-consent-management-provider.php
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class-wordads-consent-management-provider.php
121 lines
| 1 | <?php |
| 2 | /** |
| 3 | * WordAds Consent Management Provider |
| 4 | * |
| 5 | * @package automattic/jetpack |
| 6 | */ |
| 7 | |
| 8 | use Automattic\Jetpack\Assets; |
| 9 | |
| 10 | /** |
| 11 | * Class WordAds_Consent_Management_Provider |
| 12 | * |
| 13 | * This is an integration with the GDPR Consent Management Provider |
| 14 | * to comply with GDPR requirements for privacy and transparency related to advertising. |
| 15 | */ |
| 16 | class WordAds_Consent_Management_Provider { |
| 17 | |
| 18 | /** |
| 19 | * IAB specified cookie name for storing the consent string. |
| 20 | */ |
| 21 | const COOKIE_NAME = 'euconsent-v2'; |
| 22 | |
| 23 | /** |
| 24 | * Initializes loading of the frontend framework. |
| 25 | */ |
| 26 | public static function init() { |
| 27 | // Prevent Cookies & Consent banner from displaying when the CMP is active. |
| 28 | add_filter( 'jetpack_disable_eu_cookie_law_widget', '__return_true' ); |
| 29 | add_filter( 'jetpack_disable_cookie_consent_block', '__return_true' ); |
| 30 | |
| 31 | // Enqueue scripts. |
| 32 | add_action( 'wp_enqueue_scripts', array( __CLASS__, 'enqueue_frontend_scripts' ) ); |
| 33 | } |
| 34 | |
| 35 | /** |
| 36 | * AJAX handlers for fetching purposes and vendor data and setting the cookie serverside. |
| 37 | * |
| 38 | * Serverside cookie used so that the expiration can be longer than one week. |
| 39 | * This function is called from: /mu-plugins/wordads-ajax.php to ensure they run on all |
| 40 | * requests including admin requests. |
| 41 | */ |
| 42 | public static function init_ajax_actions() { |
| 43 | add_action( 'wp_ajax_gdpr_set_consent', array( __CLASS__, 'handle_set_consent_request' ) ); |
| 44 | add_action( 'wp_ajax_nopriv_gdpr_set_consent', array( __CLASS__, 'handle_set_consent_request' ) ); |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Handler for setting consent cookie AJAX request. |
| 49 | */ |
| 50 | public static function handle_set_consent_request() { |
| 51 | |
| 52 | // phpcs:disable WordPress.Security.NonceVerification.Missing |
| 53 | if ( ! isset( $_POST['consent'] ) ) { |
| 54 | wp_send_json_error(); |
| 55 | } |
| 56 | |
| 57 | // TODO: Is there better sanitizing we can do here? |
| 58 | $consent = trim( wp_unslash( $_POST['consent'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized |
| 59 | |
| 60 | setcookie( self::COOKIE_NAME, $consent, time() + YEAR_IN_SECONDS, '/', self::get_cookie_domain(), is_ssl(), false ); // phpcs:ignore Jetpack.Functions.SetCookie -- Client side CMP needs to be able to read this value. |
| 61 | |
| 62 | wp_send_json_success( true ); |
| 63 | |
| 64 | // phpcs:enable WordPress.Security.NonceVerification.Missing |
| 65 | } |
| 66 | |
| 67 | /** |
| 68 | * Enqueues the main frontend Javascript. |
| 69 | */ |
| 70 | public static function enqueue_frontend_scripts() { |
| 71 | Assets::register_script( |
| 72 | 'cmp_script_loader', |
| 73 | '_inc/build/wordads/js/cmp-loader.min.js', |
| 74 | JETPACK__PLUGIN_FILE, |
| 75 | array( |
| 76 | 'nonmin_path' => 'modules/wordads/js/cmp-loader.js', |
| 77 | 'dependencies' => array(), |
| 78 | 'enqueue' => true, |
| 79 | 'version' => JETPACK__VERSION, |
| 80 | ) |
| 81 | ); |
| 82 | |
| 83 | wp_enqueue_script( |
| 84 | 'cmp_config_script', |
| 85 | esc_url( self::get_config_url() ), |
| 86 | array( 'cmp_script_loader' ), |
| 87 | JETPACK__VERSION, |
| 88 | false |
| 89 | ); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Gets the value to be used when an opt-in cookie is set. |
| 94 | * |
| 95 | * @return string The value to store in the opt-in cookie. |
| 96 | */ |
| 97 | private static function get_config_url() { |
| 98 | return sprintf( |
| 99 | 'https://public-api.wordpress.com/wpcom/v2/sites/%1$d/cmp/configuration/%2$s/?_jsonp=a8c_cmp_callback', |
| 100 | (int) Jetpack_Options::get_option( 'id' ), |
| 101 | strtolower( get_locale() ) // Defaults to en_US not en. |
| 102 | ); |
| 103 | } |
| 104 | |
| 105 | /** |
| 106 | * Gets the domain to be used for the opt-out cookie. |
| 107 | * Use the site's custom domain, or if the site has a wordpress.com subdomain, use .wordpress.com to share the cookie. |
| 108 | * |
| 109 | * @return string The domain to set for the opt-out cookie. |
| 110 | */ |
| 111 | public static function get_cookie_domain() { |
| 112 | $host = 'localhost'; |
| 113 | |
| 114 | if ( isset( $_SERVER['HTTP_HOST'] ) ) { |
| 115 | $host = filter_var( wp_unslash( $_SERVER['HTTP_HOST'] ) ); |
| 116 | } |
| 117 | |
| 118 | return '.wordpress.com' === substr( $host, -strlen( '.wordpress.com' ) ) ? '.wordpress.com' : '.' . $host; |
| 119 | } |
| 120 | } |
| 121 |