Add privacy policy content registration

class-two-factor-core.php

@@ -136,6 +136,7 @@ public static function add_hooks( $compat ) {
 
 		add_action( 'login_enqueue_scripts', array( __CLASS__, 'login_enqueue_scripts' ), 5 );
 		add_action( 'admin_init', array( __CLASS__, 'trigger_user_settings_action' ) );
+		add_action( 'admin_init', array( __CLASS__, 'add_privacy_policy_content' ) );
 		add_filter( 'two_factor_providers', array( __CLASS__, 'enable_dummy_method_for_debug' ) );
 
 		// Add Settings link to plugin action links.
@@ -424,7 +425,7 @@ private static function add_error( WP_Error $error ) {
 	/**
 	 * Attach Two-Factor profile errors to WordPress core profile update errors.
 	 *
-	 * @since NEXT
+	 * @since 0.16.0
 	 *
 	 * @param WP_Error $errors WP_Error object passed by core.
 	 *
@@ -2596,5 +2597,46 @@ public static function filter_session_information( $session, $user_id ) {
 
 		return $session;
 	}
-}
 
+	/**
+	 * Adds suggested privacy policy text for the plugin.
+	 *
+	 * @since 0.17.0
+	 */
+	public static function add_privacy_policy_content() {
+		if ( ! function_exists( 'wp_add_privacy_policy_content' ) ) {
+			return;
+		}
+
+		$content =
+			'<p class="privacy-policy-tutorial">'
+			. __( 'The Two Factor plugin stores authentication data for your account on this website to verify your identity at login. No data is transmitted to third parties. The suggested text below covers what is stored, why, and for how long.', 'two-factor' )
+			. '</p>'
+
+			. '<h3>' . __( 'Two-factor authentication data', 'two-factor' ) . '</h3>'
+			. '<p>'
+			. __( 'To protect your account we store the following personal data:', 'two-factor' )
+			. '</p>'
+			. '<ul>'
+			. '<li>' . __( '<strong>TOTP secret key</strong> – a unique cryptographic secret generated when you set up an authenticator app. It is stored in your user profile.', 'two-factor' ) . '</li>'
+			. '<li>' . __( '<strong>Backup codes</strong> – a set of one-time-use codes you can store offline. Hashed copies are kept in your user profile until they are used or regenerated.', 'two-factor' ) . '</li>'
+			. '<li>' . __( '<strong>Email address</strong> – your account email is used to send a one-time passcode when the email provider is active. The code itself is not stored after the login attempt concludes.', 'two-factor' ) . '</li>'
+			. '<li>' . __( '<strong>Enabled providers list</strong> – a record of which two-factor methods you have activated (e.g. TOTP, email, backup codes) is stored in your user profile.', 'two-factor' ) . '</li>'
+			. '</ul>'
+
+			. '<h3>' . __( 'Who we share your data with', 'two-factor' ) . '</h3>'
+			. '<p>'
+			. __( 'Two-factor authentication data is never shared with or transmitted to any third party. All data remains on this website.', 'two-factor' )
+			. '</p>'
+
+			. '<h3>' . __( 'How long we retain your data', 'two-factor' ) . '</h3>'
+			. '<p>'
+			. __( 'Authentication data (secret keys, backup codes, provider settings) is retained for as long as your user account exists. It is deleted automatically when your account is removed.', 'two-factor' )
+			. '</p>';
+
+		wp_add_privacy_policy_content(
+			'Two Factor',
+			wp_kses_post( wpautop( $content, false ) )
+		);
+	}
+}