Validate file extension before validating size

diff --git a/wcfsetup/install/files/lib/system/upload/DefaultUploadFileValidationStrategy.class.php b/wcfsetup/install/files/lib/system/upload/DefaultUploadFileValidationStrategy.class.php
index 3a79a15d75a65b12fd00d99b1fae740d22b66208..05b6125350f2313343530aea4f3a6c05e5ddcd82 100644 (file)
--- a/wcfsetup/install/files/lib/system/upload/DefaultUploadFileValidationStrategy.class.php
+++ b/wcfsetup/install/files/lib/system/upload/DefaultUploadFileValidationStrategy.class.php
@@ -52,13 +52,13 @@ class DefaultUploadFileValidationStrategy implements IUploadFileValidationStrate
                        return false;
                }
                
-               if ($uploadFile->getFilesize() > $this->maxFilesize) {
-                       $uploadFile->setValidationErrorType('tooLarge');
+               if (!preg_match($this->fileExtensionRegex, mb_strtolower($uploadFile->getFilename()))) {
+                       $uploadFile->setValidationErrorType('invalidExtension');
                        return false;
                }
                
-               if (!preg_match($this->fileExtensionRegex, mb_strtolower($uploadFile->getFilename()))) {
-                       $uploadFile->setValidationErrorType('invalidExtension');
+               if ($uploadFile->getFilesize() > $this->maxFilesize) {
+                       $uploadFile->setValidationErrorType('tooLarge');
                        return false;
                }