When we shadow, trust the filenames and file sizes.

Author: nickygerritsen

webapp/src/Service/SubmissionService.php

@@ -567,7 +567,7 @@ public function submitSolution(
             $entryPoint = null;
         }
 
-        if (!empty($entryPoint) && !preg_match(self::FILENAME_REGEX, $entryPoint)) {
+        if ($source !== 'shadowing' && !empty($entryPoint) && !preg_match(self::FILENAME_REGEX, $entryPoint)) {
             $message = sprintf("Entry point '%s' contains illegal characters.", $entryPoint);
             if ($forceImportInvalid) {
                 $importError = $message;
@@ -608,7 +608,7 @@ public function submitSolution(
                 $message = sprintf("File '%s' not found (or not readable).", $file->getRealPath());
                 return null;
             }
-            if (!preg_match(self::FILENAME_REGEX, $file->getClientOriginalName())) {
+            if ($source !== 'shadowing' && !preg_match(self::FILENAME_REGEX, $file->getClientOriginalName())) {
                 $message = sprintf("Illegal filename '%s'.", $file->getClientOriginalName());
                 if ($forceImportInvalid) {
                     $importError = $message;
@@ -645,7 +645,7 @@ public function submitSolution(
             }
         }
 
-        if ($totalSize > $sourceSize * 1024) {
+        if ($source !== 'shadowing' && $totalSize > $sourceSize * 1024) {
             $message = sprintf("Submission file(s) are larger than %d kB.", $sourceSize);
             if ($forceImportInvalid) {
                 $importError = $message;