esc_html__( 'Display a banner for compliance with the EU Cookie Law.', 'jetpack' ), 'customize_selective_refresh' => true, ), array() ); if ( is_active_widget( false, false, $this->id_base ) || is_customize_preview() ) { add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_frontend_scripts' ) ); } } /** * Enqueue scripts and styles. */ function enqueue_frontend_scripts() { wp_enqueue_style( 'eu-cookie-law-style', plugins_url( 'eu-cookie-law/style.css', __FILE__ ), array(), '20170403' ); wp_enqueue_script( 'eu-cookie-law-script', plugins_url( 'eu-cookie-law/eu-cookie-law.js', __FILE__ ), array( 'jquery' ), '20170404', true ); } /** * Return an associative array of default values. * * These values are used in new widgets. * * @return array Default values for the widget options. */ public function defaults() { return array( 'hide' => $this->hide_options[0], 'hide-timeout' => 30, 'text' => $this->text_options[0], 'customtext' => '', 'color-scheme' => $this->color_scheme_options[0], 'policy-url' => $this->policy_url_options[0], 'default-policy-url' => 'https://jetpack.com/support/cookies/', 'custom-policy-url' => '', 'policy-link-text' => esc_html__( 'Our Cookie Policy', 'jetpack' ), 'button' => esc_html__( 'Close and accept', 'jetpack' ), 'default-text' => esc_html__( 'Privacy & Cookies: This site uses cookies.', 'jetpack' ), ); } /** * Front-end display of the widget. * * @param array $args Widget arguments. * @param array $instance Saved values from database. */ public function widget( $args, $instance ) { $instance = wp_parse_args( $instance, $this->defaults() ); echo $args['before_widget']; require( dirname( __FILE__ ) . '/eu-cookie-law/widget.php' ); echo $args['after_widget']; /** This action is already documented in modules/widgets/gravatar-profile.php */ do_action( 'jetpack_stats_extra', 'widget_view', 'eu_cookie_law' ); } /** * Back-end widget form. * * @param array $instance Previously saved values from database. */ public function form( $instance ) { $instance = wp_parse_args( $instance, $this->defaults() ); require( dirname( __FILE__ ) . '/eu-cookie-law/form.php' ); } /** * Sanitize widget form values as they are saved. * * @param array $new_instance Values just sent to be saved. * @param array $old_instance Previously saved values from database. * @return array Updated safe values to be saved. */ public function update( $new_instance, $old_instance ) { $instance = array(); $defaults = $this->defaults(); $instance['hide'] = $this->filter_value( $new_instance['hide'], $this->hide_options ); $instance['text'] = $this->filter_value( $new_instance['text'], $this->text_options ); $instance['color-scheme'] = $this->filter_value( $new_instance['color-scheme'], $this->color_scheme_options ); $instance['policy-url'] = $this->filter_value( $new_instance['policy-url'], $this->policy_url_options ); if ( isset( $new_instance['hide-timeout'] ) ) { // Time can be a value between 3 and 1000 seconds. $instance['hide-timeout'] = min( 1000, max( 3, intval( $new_instance['hide-timeout'] ) ) ); } if ( isset( $new_instance['customtext'] ) ) { $instance['customtext'] = mb_substr( wp_kses( $new_instance['customtext'], array() ), 0, 4096 ); } else { $instance['text'] = $this->text_options[0]; } if ( isset( $new_instance['custom-policy-url'] ) ) { $instance['custom-policy-url'] = esc_url( $new_instance['custom-policy-url'], array( 'http', 'https' ) ); if ( strlen( $instance['custom-policy-url'] ) < 10 ) { unset( $instance['custom-policy-url'] ); $instance['policy-url'] = $this->policy_url_options[0]; } } else { $instance['policy-url'] = $this->policy_url_options[0]; } if ( isset( $new_instance['policy-link-text'] ) ) { $instance['policy-link-text'] = trim( mb_substr( wp_kses( $new_instance['policy-link-text'], array() ), 0, 100 ) ); } if ( empty( $instance['policy-link-text'] ) || $instance['policy-link-text'] == $defaults['policy-link-text'] ) { unset( $instance['policy-link-text'] ); } if ( isset( $new_instance['button'] ) ) { $instance['button'] = trim( mb_substr( wp_kses( $new_instance['button'], array() ), 0, 100 ) ); } if ( empty( $instance['button'] ) || $instance['button'] == $defaults['button'] ) { unset( $instance['button'] ); } // Show the banner again if a setting has been changed. setcookie( self::$cookie_name, '', time() - 86400, '/' ); return $instance; } /** * Set the EU Cookie Law cookie. */ public static function add_consent_cookie() { if ( ! isset( $_POST['eucookielaw'] ) || 'accept' !== $_POST['eucookielaw'] ) { return; } if ( ! isset( $_POST['_wpnonce'] ) || ! wp_verify_nonce( $_POST['_wpnonce'], 'eucookielaw' ) ) { return; } // Cookie is valid for 30 days, so the user will be shown the banner again after 30 days. setcookie( self::$cookie_name, current_time( 'timestamp' ), time() + self::$cookie_validity, '/' ); wp_safe_redirect( $_POST['redirect_url'] ); } /** * Check if the value is allowed and not empty. * * @param string $value Value to check. * @param array $allowed Array of allowed values. * * @return string $value if pass the check or first value from allowed values. */ function filter_value( $value, $allowed = array() ) { $allowed = (array) $allowed; if ( empty( $value ) || ( ! empty( $allowed ) && ! in_array( $value, $allowed ) ) ) { $value = $allowed[0]; } return $value; } } // Register Jetpack_EU_Cookie_Law_Widget widget. function jetpack_register_eu_cookie_law_widget() { register_widget( 'Jetpack_EU_Cookie_Law_Widget' ); }; // Only load the widget if we're inside the admin or the user has not given their consent to accept cookies. if ( is_admin() || empty( $_COOKIE[ Jetpack_EU_Cookie_Law_Widget::$cookie_name ] ) ) { add_action( 'widgets_init', 'jetpack_register_eu_cookie_law_widget' ); add_action( 'init', array( 'Jetpack_EU_Cookie_Law_Widget', 'add_consent_cookie' ) ); } }