Improve check for uploaded files

Author: bencroker

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Release Notes for Snaptcha
 
+## 5.1.1 - 2025-06-23
+
+- Improved the check for uploaded files.
+
 ## 5.1.0 - 2025-06-23
 
 - Added an error message that is displayed if Snaptcha identifies a submission as spam when a file is uploaded, in which case the user must go back and resubmit their data ([#32](https://github.com/putyourlightson/craft-snaptcha/issues/32)).

composer.json

@@ -1,7 +1,7 @@
 {
   "name": "putyourlightson/craft-snaptcha",
   "description": "Automatically validates forms and prevents spam bots from submitting to your site.",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "type": "craft-plugin",
   "homepage": "https://putyourlightson.com/plugins/snaptcha",
   "license": "proprietary",

src/services/SnaptchaService.php

@@ -97,7 +97,18 @@ public function getPostedValues(): array
      */
     public function hasFileUpload(): bool
     {
-        return !empty($_FILES) && $_FILES['file']['error'] === UPLOAD_ERR_OK;
+        foreach ($_FILES as $file) {
+            $error = $file['error'] ?? null;
+            if (is_array($error)) {
+                if (in_array(UPLOAD_ERR_OK, $error, true)) {
+                    return true;
+                }
+            } elseif ($error === UPLOAD_ERR_OK) {
+                return true;
+            }
+        }
+
+        return false;
     }
 
     /**
@@ -346,7 +357,7 @@ private function getNormalizedArray(array|string $values): array
                     $value = $value[0];
                 }
 
-                $values[$key] = trim($value, " \/");
+                $values[$key] = trim($value, ' \/');
             }
         } else {
             $values = [];