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Add uninstall routine #154

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60 changes: 48 additions & 12 deletions password-protected.php
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
Plugin URI: https://wordpress.org/plugins/password-protected/
Description: A very simple way to quickly password protect your WordPress site with a single password. Please note: This plugin does not restrict access to uploaded files and images and does not work with some caching setups.
Version: 2.3
Requires PHP: 5.6
Author: Ben Huson
Text Domain: password-protected
Author URI: http://github.com/benhuson/password-protected/
Expand Down Expand Up @@ -42,6 +43,18 @@

class Password_Protected {

const _OPTION_ADMINISTRATORS = 'password_protected_administrators';
const _OPTION_ALLOWED_IP_ADDRESSES = 'password_protected_allowed_ip_addresses';
const _OPTION_FEEDS = 'password_protected_feeds';
const _OPTION_PASSWORD = 'password_protected_password';
const _OPTION_PASSWORD_PROTECTED = 'password_protected_password';
const _OPTION_REMEMBER_ME = 'password_protected_remember_me';
const _OPTION_REMEMBER_ME_LIFETIME = 'password_protected_remember_me_lifetime';
const _OPTION_REST = 'password_protected_rest';
const _OPTION_STATUS = 'password_protected_status';
const _OPTION_USERS = 'password_protected_users';
const _OPTION_VERSION = 'password_protected_version';

var $version = '2.3';
var $admin = null;
var $errors = null;
Expand All @@ -54,6 +67,7 @@ public function __construct() {
$this->errors = new WP_Error();

register_activation_hook( __FILE__, array( &$this, 'install' ) );
register_uninstall_hook( __FILE__, array( __CLASS__, 'uninstall' ) );

add_action( 'plugins_loaded', array( $this, 'load_plugin_textdomain' ) );

Expand Down Expand Up @@ -122,7 +136,7 @@ public function is_active() {
return false;
}

if ( (bool) get_option( 'password_protected_status' ) ) {
if ( (bool) get_option( self::_OPTION_STATUS ) ) {
$is_active = true;
} else {
$is_active = false;
Expand Down Expand Up @@ -174,7 +188,7 @@ public function disable_feed() {
*/
public function allow_feeds( $bool ) {

if ( is_feed() && (bool) get_option( 'password_protected_feeds' ) ) {
if ( is_feed() && (bool) get_option( self::_OPTION_FEEDS ) ) {
return 0;
}

Expand All @@ -190,7 +204,7 @@ public function allow_feeds( $bool ) {
*/
public function allow_administrators( $bool ) {

if ( ! is_admin() && current_user_can( 'manage_options' ) && (bool) get_option( 'password_protected_administrators' ) ) {
if ( ! is_admin() && current_user_can( 'manage_options' ) && (bool) get_option( self::_OPTION_ADMINISTRATORS ) ) {
return 0;
}

Expand All @@ -206,7 +220,7 @@ public function allow_administrators( $bool ) {
*/
public function allow_users( $bool ) {

if ( ! is_admin() && is_user_logged_in() && (bool) get_option( 'password_protected_users' ) ) {
if ( ! is_admin() && is_user_logged_in() && (bool) get_option( self::_OPTION_USERS ) ) {
return 0;
}

Expand Down Expand Up @@ -241,7 +255,7 @@ public function allow_ip_addresses( $bool ) {
*/
public function get_allowed_ip_addresses() {

return explode( "\n", get_option( 'password_protected_allowed_ip_addresses' ) );
return explode( "\n", get_option( self::_OPTION_ALLOWED_IP_ADDRESSES ) );

}

Expand All @@ -252,7 +266,7 @@ public function get_allowed_ip_addresses() {
*/
public function allow_remember_me() {

return (bool) get_option( 'password_protected_remember_me' );
return (bool) get_option( self::_OPTION_REMEMBER_ME );

}

Expand Down Expand Up @@ -297,7 +311,7 @@ public function maybe_process_login() {

if ( $this->is_active() && isset( $_REQUEST['password_protected_pwd'] ) ) {
$password_protected_pwd = $_REQUEST['password_protected_pwd'];
$pwd = get_option( 'password_protected_password' );
$pwd = get_option( self::_OPTION_PASSWORD_PROTECTED );

// If correct password...
if ( ( hash_equals( $pwd, $this->encrypt_password( $password_protected_pwd ) ) && $pwd != '' ) || apply_filters( 'password_protected_process_login', false, $password_protected_pwd ) ) {
Expand Down Expand Up @@ -494,7 +508,7 @@ public function logout_link_shortcode( $atts, $content = null ) {
*/
public function get_hashed_password() {

return md5( get_option( 'password_protected_password' ) . wp_salt() );
return md5( get_option( self::_OPTION_PASSWORD_PROTECTED ) . wp_salt() );

}

Expand Down Expand Up @@ -604,7 +618,7 @@ public function parse_auth_cookie( $cookie = '', $scheme = '' ) {
public function set_auth_cookie( $remember = false, $secure = '') {

if ( $remember ) {
$expiration_time = apply_filters( 'password_protected_auth_cookie_expiration', get_option( 'password_protected_remember_me_lifetime', 14 ) * DAY_IN_SECONDS, $remember );
$expiration_time = apply_filters( 'password_protected_auth_cookie_expiration', get_option( self::_OPTION_REMEMBER_ME_LIFETIME, 14 ) * DAY_IN_SECONDS, $remember );
$expiration = $expire = current_time( 'timestamp' ) + $expiration_time;
} else {
$expiration_time = apply_filters( 'password_protected_auth_cookie_expiration', DAY_IN_SECONDS * 20, $remember );
Expand Down Expand Up @@ -655,11 +669,11 @@ public function cookie_name() {
*/
public function install() {

$old_version = get_option( 'password_protected_version' );
$old_version = get_option( self::_OPTION_VERSION );

// 1.1 - Upgrade to MD5
if ( empty( $old_version ) || version_compare( '1.1', $old_version ) ) {
$pwd = get_option( 'password_protected_password' );
$pwd = get_option( self::_OPTION_PASSWORD );
if ( ! empty( $pwd ) ) {
$new_pwd = $this->encrypt_password( $pwd );
update_option( 'password_protected_password', $new_pwd );
Expand All @@ -670,6 +684,28 @@ public function install() {

}

/**
* Uninstall
*/
public static function uninstall() {
$options = array(
self::_OPTION_ADMINISTRATORS,
self::_OPTION_ALLOWED_IP_ADDRESSES,
self::_OPTION_FEEDS,
self::_OPTION_PASSWORD,
self::_OPTION_PASSWORD_PROTECTED,
self::_OPTION_REMEMBER_ME,
self::_OPTION_REMEMBER_ME_LIFETIME,
self::_OPTION_REST,
self::_OPTION_STATUS,
self::_OPTION_USERS,
self::_OPTION_VERSION,
);
foreach ( $options as $option ) {
delete_option($option);
}
}

/**
* Compat
*
Expand Down Expand Up @@ -807,7 +843,7 @@ static function is_plugin_supported() {
public function only_allow_logged_in_rest_access( $access ) {

// If user is not logged in
if ( $this->is_active() && ! $this->is_user_logged_in() && ! is_user_logged_in() && ! (bool) get_option( 'password_protected_rest' ) ) {
if ( $this->is_active() && ! $this->is_user_logged_in() && ! is_user_logged_in() && ! (bool) get_option( self::_OPTION_REST ) ) {
return new WP_Error( 'rest_cannot_access', __( 'Only authenticated users can access the REST API.', 'password-protected' ), array( 'status' => rest_authorization_required_code() ) );
}

Expand Down