1 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
2 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
4 from django import forms
5 from django.utils.translation import ugettext_lazy as _
6 from picture.models import Picture
9 class PictureImportForm(forms.Form):
10 picture_xml_file = forms.FileField(required=False)
11 picture_xml = forms.CharField(required=False)
12 picture_image_file = forms.FileField(required=False)
13 picture_image_data = forms.CharField(required=False)
16 from base64 import b64decode
17 from django.core.files.base import ContentFile
19 if not self.cleaned_data['picture_xml_file']:
20 if self.cleaned_data['picture_xml']:
21 self.cleaned_data['picture_xml_file'] = \
22 ContentFile(self.cleaned_data['picture_xml'].encode('utf-8'))
24 raise forms.ValidationError(_("Please supply an XML."))
26 if not self.cleaned_data['picture_image_file']:
27 if self.cleaned_data['picture_image_data']:
28 self.cleaned_data['picture_image_file'] = \
29 ContentFile(b64decode(
30 self.cleaned_data['picture_image_data']))
32 raise forms.ValidationError(_("Please supply an image."))
34 return super(PictureImportForm, self).clean()
36 def save(self, commit=True, **kwargs):
37 return Picture.from_xml_file(
38 self.cleaned_data['picture_xml_file'], image_file=self.cleaned_data['picture_image_file'],
39 overwrite=True, **kwargs)