initial import from https://downloads.wordpress.org/plugin/wp-fail2ban.4.2.5.zip

admin/config/remote-ips.php

@@ -0,0 +1,100 @@
+<?php
+
+/**
+ * Settings - Remote IPs
+ *
+ * @package wp-fail2ban
+ * @since 4.0.0
+ */
+namespace org\lecklider\charles\wordpress\wp_fail2ban;
+
+if ( !defined( 'ABSPATH' ) ) {
+    exit;
+}
+/**
+ * Tab: Remote IPs
+ *
+ * @since 4.0.0
+ */
+class TabRemoteIPs extends Tab
+{
+    /**
+     * {@inheritDoc}
+     *
+     * @since 4.0.0
+     */
+    public function __construct()
+    {
+        add_action( 'admin_init', [ $this, 'admin_init' ] );
+        parent::__construct( 'remote-ips', 'Remote IPs' );
+    }
+    
+    /**
+     * {@inheritDoc}
+     *
+     * @since 4.0.0
+     */
+    public function admin_init()
+    {
+        // phpcs:disable Generic.Functions.FunctionCallArgumentSpacing
+        add_settings_section(
+            'wp-fail2ban-proxies',
+            __( 'Proxies' ),
+            [ $this, 'section' ],
+            'wp-fail2ban-remote-ips'
+        );
+        add_settings_field(
+            'remote-ips-proxies',
+            parent::doc_link( 'WP_FAIL2BAN_PROXIES', __( 'IP list' ) ),
+            [ $this, 'proxies' ],
+            'wp-fail2ban-remote-ips',
+            'wp-fail2ban-proxies'
+        );
+        // phpcs:enable
+    }
+    
+    /**
+     * {@inheritDoc}
+     *
+     * @since 4.0.0
+     *
+     * @param array $settings
+     * @param array $input
+     */
+    public function sanitize( array $settings, array $input = null )
+    {
+        return $settings;
+    }
+    
+    /**
+     * Section blurb.
+     *
+     * @since 4.0.0
+     */
+    public function section()
+    {
+        echo  '' ;
+    }
+    
+    /**
+     * Proxies.
+     *
+     * @since 4.0.0
+     */
+    public function proxies()
+    {
+        $value = '';
+        if ( defined( 'WP_FAIL2BAN_PROXIES' ) ) {
+            
+            if ( is_array( WP_FAIL2BAN_PROXIES ) ) {
+                $value = join( "\n", WP_FAIL2BAN_PROXIES );
+            } else {
+                $value = join( "\n", array_map( 'trim', explode( ',', WP_FAIL2BAN_PROXIES ) ) );
+            }
+        
+        }
+        printf( '<fieldset><textarea class="code" cols="20" rows="10" disabled="disabled">%s</textarea></fieldset>', esc_html( $value ) );
+    }
+
+}
+new TabRemoteIPs();