Change allowed filesize for zipfiles as solution uploads.

This fixes KITPraktomatTeam/Praktomat/KITPraktomatTeam#359 , hso-praktomat/praktomat/KITPraktomatTeam#15
ifrh · Jan 3, 2023 · 04bc655 · 04bc655
1 parent 3a1a6ad
commit 04bc655
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/solutions/forms.py b/src/solutions/forms.py
@@ -47,8 +47,9 @@ def clean_file(self):
                     zip = zipfile.ZipFile(data)
                     if zip.testzip():
                         raise forms.ValidationError(_('The zip file seems to be corrupt.'))
-                    if sum(fileinfo.file_size for fileinfo in zip.infolist()) > max_file_size:
+                    if sum(fileinfo.file_size for fileinfo in zip.infolist()) > ( max_file_size * len(zip.infolist()) ) :
                         # Protect against zip bombs
+                        # but allow that a zip-file can be the same size like the sum of all file sizes would be, if files would have been uploaded seperately.
                         raise forms.ValidationError(_('The zip file is too big.'))
                     for fileinfo in zip.infolist():
                         filename = fileinfo.filename