apps/catalogue/forms.py

   1 # -*- coding: utf-8 -*-
   2 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
   3 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
   4 #
   5 from django import forms
   6 from django.core.files.base import ContentFile
   7 from django.utils.translation import ugettext_lazy as _
   8 from slughifi import slughifi
   9
  10 from catalogue.models import Tag, Book
  11 from catalogue.fields import JQueryAutoCompleteField
  12 from catalogue import utils
  13
  14
  15 class BookImportForm(forms.Form):
  16     book_xml_file = forms.FileField(required=False)
  17     book_xml = forms.CharField(required=False)
  18
  19     def clean(self):
  20         if not self.cleaned_data['book_xml_file']:
  21             if self.cleaned_data['book_xml']:
  22                 self.cleaned_data['book_xml_file'] = \
  23                         ContentFile(self.cleaned_data['book_xml'].encode('utf-8'))
  24             else:
  25                 raise forms.ValidationError(_("Please supply an XML."))
  26         return super(BookImportForm, self).clean()
  27
  28     def save(self, commit=True, **kwargs):
  29         return Book.from_xml_file(self.cleaned_data['book_xml_file'], overwrite=True, **kwargs)
  30
  31
  32 class SearchForm(forms.Form):
  33     q = JQueryAutoCompleteField('/katalog/tags/', {'minChars': 2, 'selectFirst': True, 'cacheLength': 50, 'matchContains': "word"})
  34     tags = forms.CharField(widget=forms.HiddenInput, required=False)
  35
  36     def __init__(self, *args, **kwargs):
  37         tags = kwargs.pop('tags', [])
  38         super(SearchForm, self).__init__(*args, **kwargs)
  39         self.fields['q'].widget.attrs['title'] = _('title, author, theme/topic, epoch, kind, genre')
  40             #self.fields['q'].widget.attrs['style'] = ''
  41         self.fields['tags'].initial = '/'.join(tag.url_chunk for tag in Tag.get_tag_list(tags))
  42
  43
  44 class UserSetsForm(forms.Form):
  45     def __init__(self, book, user, *args, **kwargs):
  46         super(UserSetsForm, self).__init__(*args, **kwargs)
  47         self.fields['set_ids'] = forms.ChoiceField(
  48             choices=[(tag.id, tag.name) for tag in Tag.objects.filter(category='set', user=user)],
  49         )
  50
  51
  52 class ObjectSetsForm(forms.Form):
  53     def __init__(self, obj, user, *args, **kwargs):
  54         super(ObjectSetsForm, self).__init__(*args, **kwargs)
  55         self.fields['set_ids'] = forms.MultipleChoiceField(
  56             label=_('Shelves'),
  57             required=False,
  58             choices=[(tag.id, "%s (%s)" % (tag.name, tag.get_count())) for tag in Tag.objects.filter(category='set', user=user)],
  59             initial=[tag.id for tag in obj.tags.filter(category='set', user=user)],
  60             widget=forms.CheckboxSelectMultiple
  61         )
  62
  63
  64 class NewSetForm(forms.Form):
  65     name = forms.CharField(max_length=50, required=True)
  66
  67     def __init__(self, *args, **kwargs):
  68         super(NewSetForm, self).__init__(*args, **kwargs)
  69         self.fields['name'].widget.attrs['title'] = _('Name of the new shelf')
  70
  71     def save(self, user, commit=True):
  72         name = self.cleaned_data['name']
  73         new_set = Tag(name=name, slug=utils.get_random_hash(name), sort_key=name.lower(),
  74             category='set', user=user)
  75
  76         new_set.save()
  77         return new_set
  78
  79
  80 FORMATS = (
  81     ('mp3', 'MP3'),
  82     ('ogg', 'OGG'),
  83     ('pdf', 'PDF'),
  84     ('odt', 'ODT'),
  85     ('txt', 'TXT'),
  86     ('epub', 'EPUB'),
  87     ('daisy', 'DAISY'),
  88 )
  89
  90
  91 class DownloadFormatsForm(forms.Form):
  92     formats = forms.MultipleChoiceField(required=False, choices=FORMATS, widget=forms.CheckboxSelectMultiple)
  93
  94     def __init__(self, *args, **kwargs):
  95          super(DownloadFormatsForm, self).__init__(*args, **kwargs)
  96