Update showip to show it in the footer

src/Module/ShowIp.php

@@ -9,9 +9,11 @@
  *
  * Shows the server's IP address in the Admin Toolbar
  *
- * @example jetfuel('show-ip');
+ * @example jetfuel('show-ip', $param(string));
+ * @param   string $param A `$_SERVER` key. Some useful ones include: SERVER_ADDR, 'HTTP_X_FORWARDED_FOR'
  *
  * @link https://developer.wordpress.org/reference/hooks/admin_bar_menu/
+ * @link https://www.php.net/manual/en/reserved.variables.server.php
  *
  * @package WordPress
  * @subpackage WPJetFuel
@@ -24,27 +26,19 @@ public function run() {
   }
 
   protected function setup() {
-    $this->setDefaultConfig('false');
+    $this->setDefaultConfig('SERVER_ADDR');
     return $this;
   }
 
   protected function hook() {
-    // Add IP address to the admin toolbar
-    add_action('admin_bar_menu', [$this, 'add_toolbar_items'], 100);
+    // Add IP address to the admin footer
+    add_action( 'update_footer', [$this, 'addIpFooter'], 20 );
   }
 
-  public function add_toolbar_items($admin_bar){
-    $ip_addr = $_SERVER['SERVER_ADDR'];
-
-    $admin_bar->add_menu( [
-      'id'    => 'ip-addr',
-      'title' => $ip_addr,
-      'href'  => '#',
-      'meta'  => [
-        'title' => $ip_addr
-      ]
-    ]);
-
+  public function addIpFooter($content){
+    $param = $this->escArray($this->config);
+    $content .= '&emsp; IP: <abbr title="' . $param . '">' . $_SERVER[$param] . '</abbr>';
+    return $content;
   }
 
 }