Fill out tracking location from a city lookup sometimes (just see comments)

lib/Tracking_USPS.lib.php

@@ -2,6 +2,15 @@
 
 class Tracking_USPS {
 
+    /**
+     * Sometimes the API returns a city but no state or ZIP. This is a lookup table of city => state
+     * so the API can return a more complete response.
+     */
+    public $STATELESS_CITIES = [
+        "LOS ANGELES" => "CA",
+        "NEW YORK" => "NY"
+    ];
+
     /**
      *
      * @param string $code
@@ -67,6 +76,16 @@ class Tracking_USPS {
         $current_location->state = (string) $trackinfo->TrackSummary->EventState ?? "";
         $current_location->zip = (string) $trackinfo->TrackSummary->EventZIPCode ?? "";
         $current_location->country = (string) $trackinfo->TrackSummary->EventCountry ?? "";
+
+        /*
+         * Fill in state from list above when it's missing from the API response
+         */
+        if ($current_location->state == "" && $current_location->zip == "") {
+            if (in_array(strtoupper($current_location->city), $STATELESS_CITIES)) {
+                $current_location->state = $STATELESS_CITIES[$current_location->city];
+            }
+        }
+
         $current_status->setLocation($current_location);
 
         $info->setCurrentStatus($current_status);
@@ -89,7 +108,6 @@ class Tracking_USPS {
 
         $info->setTo($to);
 
-
         for ($i = 0; $i < count($trackinfo->TrackDetail); $i++) {
             $history = $trackinfo->TrackDetail[$i];
             $location = new Location();
@@ -97,6 +115,14 @@ class Tracking_USPS {
             $location->state = (string) $history->EventState ?? "";
             $location->zip = (string) $history->EventZIPCode ?? "";
             $location->country = (string) $history->EventCountry ?? "";
+            /*
+             * Fill in state from list above when it's missing from the API response
+             */
+            if ($location->state == "" && $location->zip == "") {
+                if (in_array(strtoupper($location->city), $STATELESS_CITIES)) {
+                    $location->state = $STATELESS_CITIES[$location->city];
+                }
+            }
             if ((empty($history->EventDate) || empty($history->EventTime)) && $i < count($trackinfo->TrackDetail) - 1) {
                 // If there's no date/time for some reason (yes this happens sometimes apparently),
                 // just make it 60 seconds after the previous event.