From 0ae288292145b594e383c42896958e0876d56946 Mon Sep 17 00:00:00 2001
From: Ben Huson <ben@thewhiteroom.net>
Date: Fri, 22 Feb 2019 21:18:23 +0000
Subject: [PATCH 1/2] Check that `$_SERVER['REMOTE_ADDR']` is set.

---
 admin/admin.php        | 7 ++++++-
 password-protected.php | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/admin/admin.php b/admin/admin.php
index 2b929e1..3e8b3b5 100644
--- a/admin/admin.php
+++ b/admin/admin.php
@@ -283,7 +283,12 @@ public function password_protected_password_field() {
 	public function password_protected_allowed_ip_addresses_field() {
 
 		echo '<textarea name="password_protected_allowed_ip_addresses" id="password_protected_allowed_ip_addresses" rows="3" class="large-text" />' . get_option( 'password_protected_allowed_ip_addresses' ) . '</textarea>';
-		echo '<p class="description">' . esc_html__( 'Enter one IP address per line.', 'password-protected' ) . ' ' . esc_html( sprintf( __( 'Your IP is address %s.', 'password-protected' ), $_SERVER['REMOTE_ADDR'] ) ) . '</p>';
+
+		echo '<p class="description">' . esc_html__( 'Enter one IP address per line.', 'password-protected' );
+		if ( isset( $_SERVER['REMOTE_ADDR'] ) ) {
+			echo ' ' . esc_html( sprintf( __( 'Your IP is address %s.', 'password-protected' ), $_SERVER['REMOTE_ADDR'] ) );
+		}
+		echo '</p>';
 
 	}
 
diff --git a/password-protected.php b/password-protected.php
index 39af025..4fa43dd 100644
--- a/password-protected.php
+++ b/password-protected.php
@@ -226,7 +226,7 @@ public function allow_ip_addresses( $bool ) {
 
 		$ip_addresses = $this->get_allowed_ip_addresses();
 
-		if ( in_array( $_SERVER['REMOTE_ADDR'], $ip_addresses ) ) {
+		if ( isset( $_SERVER['REMOTE_ADDR'] ) && in_array( $_SERVER['REMOTE_ADDR'], $ip_addresses ) ) {
 			$bool = false;
 		}
 

From 0a961cb998e56334e2c01375758bf6ed6a2cde8c Mon Sep 17 00:00:00 2001
From: Ben Huson <ben@thewhiteroom.net>
Date: Fri, 22 Feb 2019 22:09:16 +0000
Subject: [PATCH 2/2] Version 2.2.4

---
 CHANGELOG.md           | 8 +++++++-
 README.md              | 3 +++
 password-protected.php | 4 ++--
 readme.txt             | 7 +++++--
 4 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6f2c359..53b3416 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [2.2.4] - 2019-02-22
+
+### Fixed
+Check that `$_SERVER['REMOTE_ADDR']` is set.
+
 ## [2.2.3] - 2019-01-10
 
 ### Fixed
@@ -212,7 +217,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 - First Release. If you spot any bugs or issues please [log them here](https://github.com/benhuson/password-protected/issues).
 
-[Unreleased]: https://github.com/benhuson/password-protected/compare/2.2.3...HEAD
+[Unreleased]: https://github.com/benhuson/password-protected/compare/2.2.4...HEAD
+[2.2.4]: https://github.com/benhuson/password-protected/compare/2.2.3...2.2.4
 [2.2.3]: https://github.com/benhuson/password-protected/compare/2.2.2...2.2.3
 [2.2.2]: https://github.com/benhuson/password-protected/compare/2.2.1...2.2.2
 [2.2.1]: https://github.com/benhuson/password-protected/compare/2.2...2.2.1
diff --git a/README.md b/README.md
index 083cd23..ac089b0 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,9 @@ More instructions can be found at [wp-translations.org](http://wp-translations.o
 Upgrade Notice
 --------------
 
+### 2.2.4
+Check that `$_SERVER['REMOTE_ADDR']` is set.
+
 ### 2.2.3
 Restrict REST-API-access only if password protection is active. Added viewport meta tag to login page.
 
diff --git a/password-protected.php b/password-protected.php
index 4fa43dd..01afa34 100644
--- a/password-protected.php
+++ b/password-protected.php
@@ -4,7 +4,7 @@
 Plugin Name: Password Protected
 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: 2.2.3
+Version: 2.2.4
 Author: Ben Huson
 Text Domain: password-protected
 Author URI: http://github.com/benhuson/password-protected/
@@ -42,7 +42,7 @@
 
 class Password_Protected {
 
-	var $version = '2.2.3';
+	var $version = '2.2.4';
 	var $admin   = null;
 	var $errors  = null;
 
diff --git a/readme.txt b/readme.txt
index f13c47e..3c42b3c 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,9 +3,9 @@ Contributors: husobj
 Donate link: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=DXRJDNCMK9U3N
 Tags: password, protect, password protect, login
 Requires at least: 3.9
-Tested up to: 4.9.6
+Tested up to: 5.1
 Requires PHP: 5.6
-Stable tag: 2.2.3
+Stable tag: 2.2.4
 License: GPLv2 or later
 
 A very simple way to quickly password protect your WordPress site with a single password.
@@ -82,6 +82,9 @@ More instructions can be found at [wp-translations.org](http://wp-translations.o
 
 == Changelog ==
 
+= 2.2.4 = 
+- Check that `$_SERVER['REMOTE_ADDR']` is set.
+
 = 2.2.3 =
 - Restrict REST-API-access only if password protection is active.
 - Added viewport meta tag to login page.