X-Git-Url: https://git.mdrn.pl/edumed.git/blobdiff_plain/9b0b4bb5608959a7d56f3548bd99e478baa44af6..8aed3ddd77e18349e044fbd8a817478cccf76009:/wtem/admin.py

diff --git a/wtem/admin.py b/wtem/admin.py
index 0047e9d..d4b6682 100644
--- a/wtem/admin.py
+++ b/wtem/admin.py
@@ -32,12 +32,12 @@ class AttachmentWidget(forms.Widget):
             a_tag = '<a href="%s">%s</a>' % (value, value)
         else:
             a_tag = 'brak'
-        return mark_safe(('<input type="hidden" name="%s" value="%s"/>' + a_tag) % (name, value))
+        return mark_safe(('<input type="hidden" name="%s" value="%s"/>' % (name, value)) + a_tag)
 
 class SubmissionFormBase(forms.ModelForm):
     class Meta:
         model = Submission
-        exclude = ('answers', 'marks', 'contact') + readonly_fields
+        exclude = ('answers', 'marks', 'contact', 'end_time') + readonly_fields
 
 
 def get_open_answer(answers, exercise):
@@ -59,9 +59,10 @@ def get_open_answer(answers, exercise):
     if exercise['type'] == 'edumed_wybor':
         ok = set(map(str, exercise['answer'])) == set(map(str,answer['closed_part']))
         toret = u'Czesc testowa [%s]:\n' % ('poprawna' if ok else 'niepoprawna')
-        for selected in answer['closed_part']:
-            option = get_option(exercise['options'], selected)
-            toret += '%s: %s\n' % (selected, option['text'])
+        if len(answer['closed_part']):
+            for selected in answer['closed_part']:
+                option = get_option(exercise['options'], selected)
+                toret += '%s: %s\n' % (selected, option['text'])
         else:
             toret += u'<nie wybrano odpowiedzi>\n'
         toret += u'\nCzesc otwarta (%s):\n\n' % ' '.join(exercise['open_part'])