Allow specifying carrier in tracking code too

endpoints/logistics.tracking.php

@@ -13,6 +13,27 @@ if (!empty($VARS["carrier"])) {
     $carrier = $VARS["carrier"];
 }
 
+// Check if code starts with carrier name and colon
+if ($carrier == "") {
+    $codeparts = explode(":", $code);
+    if (count($codeparts) == 2) {
+        switch (strtoupper(trim($codeparts[1]))) {
+            case "FEDEX":
+                $carrier = "fedex";
+                break;
+            case "UPS":
+                $carrier = "ups";
+                break;
+            case "USPS":
+                $carrier = "usps";
+                break;
+        }
+        if ($carrier != "") {
+            $code = trim($codeparts[1]);
+        }
+    }
+}
+
 function downgradeResponseVersion($data, int $version) {
     switch ($version) {
         case 2: