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('/newsearch/hint/') # {'minChars': 2, 'selectFirst': True, 'cacheLength': 50, 'matchContains': "word"})
  35     tags = forms.CharField(widget=forms.HiddenInput, required=False)
  36
  37     book = forms.IntegerField(widget=forms.HiddenInput, min_value=0, required=False)
  38
  39     def __init__(self, *args, **kwargs):
  40         tags = kwargs.pop('tags', [])
  41         book = kwargs.pop('book', None)
  42         super(SearchForm, self).__init__(*args, **kwargs)
  43         self.fields['q'].widget.attrs['title'] = _('title, author, theme/topic, epoch, kind, genre, phrase')
  44             #self.fields['q'].widget.attrs['style'] = ''
  45         self.fields['tags'].initial = '/'.join(tag.url_chunk for tag in Tag.get_tag_list(tags))
  46         if book is not None:
  47             self.fields['book'].initial = book.id
  48
  49
  50 class UserSetsForm(forms.Form):
  51     def __init__(self, book, user, *args, **kwargs):
  52         super(UserSetsForm, self).__init__(*args, **kwargs)
  53         self.fields['set_ids'] = forms.ChoiceField(
  54             choices=[(tag.id, tag.name) for tag in Tag.objects.filter(category='set', user=user)],
  55         )
  56
  57
  58 class ObjectSetsForm(forms.Form):
  59     def __init__(self, obj, user, *args, **kwargs):
  60         super(ObjectSetsForm, self).__init__(*args, **kwargs)
  61         self.fields['set_ids'] = forms.MultipleChoiceField(
  62             label=_('Shelves'),
  63             required=False,
  64             choices=[(tag.id, "%s (%s)" % (tag.name, tag.book_count)) for tag in Tag.objects.filter(category='set', user=user)],
  65             initial=[tag.id for tag in obj.tags.filter(category='set', user=user)],
  66             widget=forms.CheckboxSelectMultiple
  67         )
  68
  69
  70 class NewSetForm(forms.Form):
  71     name = forms.CharField(max_length=50, required=True)
  72
  73     def __init__(self, *args, **kwargs):
  74         super(NewSetForm, self).__init__(*args, **kwargs)
  75         self.fields['name'].widget.attrs['title'] = _('Name of the new shelf')
  76
  77     def save(self, user, commit=True):
  78         name = self.cleaned_data['name']
  79         new_set = Tag(name=name, slug=utils.get_random_hash(name), sort_key=name.lower(),
  80             category='set', user=user)
  81
  82         new_set.save()
  83         return new_set
  84
  85
  86 FORMATS = [(f, f.upper()) for f in Book.ebook_formats]
  87
  88
  89 class DownloadFormatsForm(forms.Form):
  90     formats = forms.MultipleChoiceField(required=False, choices=FORMATS,
  91             widget=forms.CheckboxSelectMultiple)
  92
  93     def __init__(self, *args, **kwargs):
  94          super(DownloadFormatsForm, self).__init__(*args, **kwargs)
  95
  96
  97 PDF_PAGE_SIZES = (
  98     ('a4paper', _('A4')),
  99     ('a5paper', _('A5')),
 100 )
 101
 102
 103 PDF_LEADINGS = (
 104     ('', _('Normal leading')),
 105     ('onehalfleading', _('One and a half leading')),
 106     ('doubleleading', _('Double leading')),
 107     )
 108
 109 PDF_FONT_SIZES = (
 110     ('11pt', _('Default')),
 111     ('13pt', _('Big'))
 112     )
 113
 114
 115 class CustomPDFForm(forms.Form):
 116     nofootnotes = forms.BooleanField(required=False, label=_("Don't show footnotes"))
 117     nothemes = forms.BooleanField(required=False, label=_("Don't disply themes"))
 118     nowlfont = forms.BooleanField(required=False, label=_("Don't use our custom font"))
 119     ##    pagesize = forms.ChoiceField(PDF_PAGE_SIZES, required=True, label=_("Paper size"))
 120     leading = forms.ChoiceField(PDF_LEADINGS, required=False, label=_("Leading"))
 121     fontsize = forms.ChoiceField(PDF_FONT_SIZES, required=True, label=_("Font size"))
 122
 123     @property
 124     def customizations(self):
 125         c = []
 126         if self.cleaned_data['nofootnotes']:
 127             c.append('nofootnotes')
 128
 129         if self.cleaned_data['nothemes']:
 130             c.append('nothemes')
 131
 132         if self.cleaned_data['nowlfont']:
 133             c.append('nowlfont')
 134
 135             ##  c.append(self.cleaned_data['pagesize'])
 136         c.append(self.cleaned_data['fontsize'])
 137
 138         if self.cleaned_data['leading']:
 139             c.append(self.cleaned_data['leading'])
 140
 141         c.sort()
 142
 143         return c
 144