apps/catalogue/forms.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # This file is part of FNP-Redakcja, licensed under GNU Affero GPLv3 or later.
   4 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   5 #
   6 from catalogue.models import Category
   7 from catalogue.models import User
   8 from django import forms
   9 from django.utils.translation import ugettext_lazy as _
  10
  11 from catalogue.constants import MASTERS
  12 from catalogue.models import Document
  13
  14
  15 def tag_field(category_tag, required=True):
  16     category = Category.objects.get(dc_tag=category_tag)
  17     return forms.ModelMultipleChoiceField(queryset=category.tag_set.all(), required=required)
  18
  19
  20 class DocumentCreateForm(forms.Form):
  21     """
  22         Form used for creating new documents.
  23     """
  24     owner_organization = forms.CharField(required=False)
  25     title = forms.CharField()
  26     language = forms.CharField()
  27     publisher = forms.CharField(required=False)
  28     description = forms.CharField(required=False)
  29     rights = forms.CharField(required=False)
  30     audience = forms.CharField()
  31
  32     cover = forms.FileField(required=False)
  33
  34     # summary = forms.CharField(required=True)
  35     # template = forms.ModelChoiceField(Template.objects, required=False)
  36     #
  37     # def __init__(self, *args, org=None, **kwargs):
  38     #     super(DocumentCreateForm, self).__init__(*args, **kwargs)
  39     #     self.fields['title'].widget.attrs={'class': 'autoslug-source'}
  40     #     self.fields['template'].queryset = Template.objects.filter(is_main=True)
  41     #
  42     # def clean(self):
  43     #     super(DocumentCreateForm, self).clean()
  44     #     template = self.cleaned_data['template']
  45     #
  46     #     if template is not None:
  47     #         self.cleaned_data['text'] = template.content
  48     #
  49     #     if not self.cleaned_data.get("text"):
  50     #         self._errors["template"] = self.error_class([_("You must select a template")])
  51     #
  52     #     return self.cleaned_data
  53
  54     def clean_cover(self):
  55         cover = self.cleaned_data['cover']
  56         if cover.name.rsplit('.', 1)[-1].lower() not in ('jpg', 'jpeg', 'png', 'gif', 'tif', 'tiff'):
  57             raise forms.ValidationError('The cover should be an image file (jpg/png/gif)')
  58         return file
  59
  60
  61 class DocumentsUploadForm(forms.Form):
  62     """
  63         Form used for uploading new documents.
  64     """
  65     file = forms.FileField(required=True, label=_('ZIP file'))
  66     dirs = forms.BooleanField(
  67         label=_('Directories are documents in chunks'),
  68         widget=forms.CheckboxInput(attrs={'disabled': 'disabled'}))
  69
  70     def clean(self):
  71         file = self.cleaned_data['file']
  72
  73         import zipfile
  74         try:
  75             z = self.cleaned_data['zip'] = zipfile.ZipFile(file)
  76         except zipfile.BadZipfile:
  77             raise forms.ValidationError("Should be a ZIP file.")
  78         if z.testzip():
  79             raise forms.ValidationError("ZIP file corrupt.")
  80
  81         return self.cleaned_data
  82
  83
  84 class ChooseMasterForm(forms.Form):
  85     """
  86         Form used for fixing the chunks in a book.
  87     """
  88
  89     master = forms.ChoiceField(choices=((m, m) for m in MASTERS))
  90
  91
  92 class DocumentForkForm(forms.Form):
  93     """
  94         Form used for forking documents.
  95     """
  96     owner_organization = forms.CharField(required=False)