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.utils.translation import ugettext_lazy as _
   7 from slughifi import slughifi
   8
   9 from catalogue.models import Tag, Book
  10 from catalogue.fields import JQueryAutoCompleteSearchField
  11 from catalogue import utils
  12
  13
  14 class BookImportForm(forms.Form):
  15     book_xml_file = forms.FileField(required=False)
  16     book_xml = forms.CharField(required=False)
  17
  18     def clean(self):
  19         from django.core.files.base import ContentFile
  20
  21         if not self.cleaned_data['book_xml_file']:
  22             if self.cleaned_data['book_xml']:
  23                 self.cleaned_data['book_xml_file'] = \
  24                         ContentFile(self.cleaned_data['book_xml'].encode('utf-8'))
  25             else:
  26                 raise forms.ValidationError(_("Please supply an XML."))
  27         return super(BookImportForm, self).clean()
  28
  29     def save(self, commit=True, **kwargs):
  30         return Book.from_xml_file(self.cleaned_data['book_xml_file'], overwrite=True, **kwargs)
  31
  32
  33 class SearchForm(forms.Form):
  34     q = JQueryAutoCompleteSearchField()  # {'minChars': 2, 'selectFirst': True, 'cacheLength': 50, 'matchContains': "word"})
  35
  36     def __init__(self, source, *args, **kwargs):
  37         kwargs['auto_id'] = False
  38         super(SearchForm, self).__init__(*args, **kwargs)
  39         self.fields['q'].widget.attrs['title'] = _('title, author, theme/topic, epoch, kind, genre, phrase')
  40         self.fields['q'].widget.attrs['autocomplete'] = _('off')
  41         self.fields['q'].widget.attrs['data-source'] = _(source)
  42         self.fields['q'].widget.attrs['id'] = _('search')
  43
  44
  45 class UserSetsForm(forms.Form):
  46     def __init__(self, book, user, *args, **kwargs):
  47         super(UserSetsForm, self).__init__(*args, **kwargs)
  48         self.fields['set_ids'] = forms.ChoiceField(
  49             choices=[(tag.id, tag.name) for tag in Tag.objects.filter(category='set', user=user)],
  50         )
  51
  52
  53 class ObjectSetsForm(forms.Form):
  54     def __init__(self, obj, user, *args, **kwargs):
  55         super(ObjectSetsForm, self).__init__(*args, **kwargs)
  56         self.fields['set_ids'] = forms.MultipleChoiceField(
  57             label=_('Shelves'),
  58             required=False,
  59             choices=[(tag.id, "%s (%s)" % (tag.name, tag.book_count)) for tag in Tag.objects.filter(category='set', user=user)],
  60             initial=[tag.id for tag in obj.tags.filter(category='set', user=user)],
  61             widget=forms.CheckboxSelectMultiple
  62         )
  63
  64
  65 class NewSetForm(forms.Form):
  66     name = forms.CharField(max_length=50, required=True)
  67
  68     def __init__(self, *args, **kwargs):
  69         super(NewSetForm, self).__init__(*args, **kwargs)
  70         self.fields['name'].widget.attrs['title'] = _('Name of the new shelf')
  71
  72     def save(self, user, commit=True):
  73         name = self.cleaned_data['name']
  74         new_set = Tag(name=name, slug=utils.get_random_hash(name), sort_key=name.lower(),
  75             category='set', user=user)
  76
  77         new_set.save()
  78         return new_set
  79
  80
  81 FORMATS = [(f, f.upper()) for f in Book.ebook_formats]
  82
  83
  84 class DownloadFormatsForm(forms.Form):
  85     formats = forms.MultipleChoiceField(required=False, choices=FORMATS,
  86             widget=forms.CheckboxSelectMultiple)
  87
  88     def __init__(self, *args, **kwargs):
  89          super(DownloadFormatsForm, self).__init__(*args, **kwargs)
  90
  91
  92 PDF_PAGE_SIZES = (
  93     ('a4paper', _('A4')),
  94     ('a5paper', _('A5')),
  95 )
  96
  97
  98 PDF_LEADINGS = (
  99     ('', _('Normal leading')),
 100     ('onehalfleading', _('One and a half leading')),
 101     ('doubleleading', _('Double leading')),
 102     )
 103
 104 PDF_FONT_SIZES = (
 105     ('11pt', _('Default')),
 106     ('13pt', _('Big'))
 107     )
 108
 109
 110 class CustomPDFForm(forms.Form):
 111     nofootnotes = forms.BooleanField(required=False, label=_("Don't show footnotes"))
 112     nothemes = forms.BooleanField(required=False, label=_("Don't disply themes"))
 113     nowlfont = forms.BooleanField(required=False, label=_("Don't use our custom font"))
 114     ##    pagesize = forms.ChoiceField(PDF_PAGE_SIZES, required=True, label=_("Paper size"))
 115     leading = forms.ChoiceField(PDF_LEADINGS, required=False, label=_("Leading"))
 116     fontsize = forms.ChoiceField(PDF_FONT_SIZES, required=True, label=_("Font size"))
 117
 118     @property
 119     def customizations(self):
 120         c = []
 121         if self.cleaned_data['nofootnotes']:
 122             c.append('nofootnotes')
 123
 124         if self.cleaned_data['nothemes']:
 125             c.append('nothemes')
 126
 127         if self.cleaned_data['nowlfont']:
 128             c.append('nowlfont')
 129
 130             ##  c.append(self.cleaned_data['pagesize'])
 131         c.append(self.cleaned_data['fontsize'])
 132
 133         if self.cleaned_data['leading']:
 134             c.append(self.cleaned_data['leading'])
 135
 136         c.sort()
 137
 138         return c
 139