Fix issue where REMOTE_ADDR server variable is not set when running through CLI

Author: Bradie Tilley

classes/Resizer.php

@@ -129,11 +129,13 @@ public function setImage(string $image = null, bool $doNotModifyPath = false)
             }
 
             // Check if the image is an absolute url to the same server, if so get the storage path of the image
-            $regex = '/^(?:https?:\/\/)?' . $_SERVER['SERVER_NAME'] . '(?::\d+)?\/(.+)$/';
-            if (preg_match($regex, $image, $m)) {
-                // Convert spaces, not going to urldecode as it will mess with pluses
-                $image = base_path(str_replace('%20', ' ', $m[1]));
-                $absolutePath = true;
+            if (!empty($_SERVER['SERVER_NAME'])) {
+                $regex = '/^(?:https?:\/\/)?' . $_SERVER['SERVER_NAME'] . '(?::\d+)?\/(.+)$/';
+                if (preg_match($regex, $image, $m)) {
+                    // Convert spaces, not going to urldecode as it will mess with pluses
+                    $image = base_path(str_replace('%20', ' ', $m[1]));
+                    $absolutePath = true;
+                }
             }
 
             // If not an absolute path, set it to an absolute path

updates/version.yaml

@@ -45,4 +45,6 @@
   - Improvement to the detection of the original image's mime type (uses less system resources)
 2.2.0:
   - Added optional permalinks for images to ensure image URLs always yield the same image after cache flushes
-  - create_permalinks_table.php
+  - create_permalinks_table.php
+2.2.1:
+  - Fix issue where REMOTE_ADDR server variable is not set when running through CLI