wtem/forms.py

   1 import os
   2
   3 from django import forms
   4 from django.utils import simplejson
   5
   6 from .models import Submission, Attachment, exercises
   7
   8
   9 class WTEMForm(forms.ModelForm):
  10     class Meta:
  11         model = Submission
  12         fields = ('answers',)
  13
  14     def __init__(self, *args, **kwargs):
  15         super(WTEMForm, self).__init__(*args, **kwargs)
  16         for exercise in exercises:
  17             if exercise['type'] != 'file_upload':
  18                 continue
  19             self.fields['attachment_for_' + str(exercise['id'])] = forms.FileField(required = False)
  20
  21     def save(self):
  22         submission = super(WTEMForm, self).save()
  23         for name, file in self.files.items():
  24             exercise_id = int(name.split('_')[-1])
  25             try:
  26                 attachment = Attachment.objects.get(submission = submission, exercise_id = exercise_id)
  27             except Attachment.DoesNotExist:
  28                 attachment = Attachment(submission = submission, exercise_id = exercise_id)
  29             attachment.file = file
  30             attachment.save()
  31