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.
8 from django import template
9 from django.template import Node, Variable
10 from django.utils.encoding import smart_str
11 from django.core.urlresolvers import reverse
12 from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
13 from django.db.models import Q
14 from django.conf import settings
15 from django.utils.translation import ugettext as _
17 from catalogue.forms import SearchForm
18 from catalogue.utils import split_tags
21 register = template.Library()
24 class RegistrationForm(UserCreationForm):
26 "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
27 return self._html_output(u'<li>%(errors)s%(label)s %(field)s<span class="help-text">%(help_text)s</span></li>', u'<li>%s</li>', '</li>', u' %s', False)
30 class LoginForm(AuthenticationForm):
32 "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
33 return self._html_output(u'<li>%(errors)s%(label)s %(field)s<span class="help-text">%(help_text)s</span></li>', u'<li>%s</li>', '</li>', u' %s', False)
46 return '%s%s' % (text[0].upper(), text[1:])
52 def simple_title(tags):
55 title.append("%s: %s" % (_(tag.category), tag.name))
56 return capfirst(', '.join(title))
60 def book_title(book, html_links=False):
61 return book.pretty_title(html_links)
65 def book_title_html(book):
66 return book_title(book, html_links=True)
70 def title_from_tags(tags):
74 result[tag.category] = tag
77 # TODO: Remove this after adding flection mechanism
78 return simple_title(tags)
80 class Flection(object):
81 def get_case(self, name, flection):
85 self = split_tags(tags)
89 # Specjalny przypadek oglądania wszystkich lektur na danej półce
90 if len(self) == 1 and 'set' in self:
91 return u'Półka %s' % self['set']
93 # Specjalny przypadek "Twórczość w pozytywizmie", wtedy gdy tylko epoka
94 # jest wybrana przez użytkownika
95 if 'epoch' in self and len(self) == 1:
96 text = u'Twórczość w %s' % flection.get_case(unicode(self['epoch']), u'miejscownik')
99 # Specjalny przypadek "Dramat w twórczości Sofoklesa", wtedy gdy podane
100 # są tylko rodzaj literacki i autor
101 if 'kind' in self and 'author' in self and len(self) == 2:
102 text = u'%s w twórczości %s' % (unicode(self['kind']),
103 flection.get_case(unicode(self['author']), u'dopełniacz'))
104 return capfirst(text)
106 # Przypadki ogólniejsze
108 title += u'Motyw %s' % unicode(self['theme'])
112 title += u' w %s' % flection.get_case(unicode(self['genre']), u'miejscownik')
114 title += unicode(self['genre'])
116 if 'kind' in self or 'author' in self or 'epoch' in self:
117 if 'genre' in self or 'theme' in self:
119 title += u' w %s ' % flection.get_case(unicode(self['kind']), u'miejscownik')
121 title += u' w twórczości '
123 title += u'%s ' % unicode(self.get('kind', u'twórczość'))
126 title += flection.get_case(unicode(self['author']), u'dopełniacz')
127 elif 'epoch' in self:
128 title += flection.get_case(unicode(self['epoch']), u'dopełniacz')
130 return capfirst(title)
134 def book_tree(book_list, books_by_parent):
135 text = "".join("<li><a href='%s'>%s</a>%s</li>" % (
136 book.get_absolute_url(), book.title, book_tree(books_by_parent.get(book, ()), books_by_parent)
137 ) for book in book_list)
140 return "<ol>%s</ol>" % text
145 def book_tree_texml(book_list, books_by_parent, depth=1):
147 <cmd name='hspace'><parm>%(depth)dem</parm></cmd>%(title)s
148 <spec cat='align' /><cmd name="note"><parm>%(audiences)s</parm></cmd>
149 <spec cat='align' /><cmd name="note"><parm>%(audiobook)s</parm></cmd>
155 "audiences": ", ".join(book.audiences_pl()),
156 "audiobook": "audiobook" if book.has_media('mp3') else "",
157 "children": book_tree_texml(books_by_parent.get(book.id, ()), books_by_parent, depth + 1)
158 } for book in book_list)
162 def all_editors(extra_info):
164 if 'editors' in extra_info:
165 editors += extra_info['editors']
166 if 'technical_editors' in extra_info:
167 editors += extra_info['technical_editors']
168 # support for extra_info-s from librarian<1.2
169 if 'editor' in extra_info:
170 editors.append(extra_info['editor'])
171 if 'technical_editor' in extra_info:
172 editors.append(extra_info['technical_editor'])
174 ' '.join(p.strip() for p in person.rsplit(',', 1)[::-1])
175 for person in sorted(set(editors)))
179 def user_creation_form():
180 return RegistrationForm(prefix='registration').as_ul()
184 def authentication_form():
185 return LoginForm(prefix='login').as_ul()
189 def catalogue_url(parser, token):
190 bits = token.split_contents()
197 tags_to_remove.append(bit[1:])
199 tags_to_add.append(bit)
201 return CatalogueURLNode(tags_to_add, tags_to_remove)
204 class CatalogueURLNode(Node):
205 def __init__(self, tags_to_add, tags_to_remove):
206 self.tags_to_add = [Variable(tag) for tag in tags_to_add]
207 self.tags_to_remove = [Variable(tag) for tag in tags_to_remove]
209 def render(self, context):
213 for tag_variable in self.tags_to_add:
214 tag = tag_variable.resolve(context)
215 if isinstance(tag, (list, dict)):
216 tags_to_add += [t for t in tag]
218 tags_to_add.append(tag)
220 for tag_variable in self.tags_to_remove:
221 tag = tag_variable.resolve(context)
223 tags_to_remove += [t for t in tag]
225 tags_to_remove.append(tag)
227 tag_slugs = [tag.url_chunk for tag in tags_to_add]
228 for tag in tags_to_remove:
230 tag_slugs.remove(tag.url_chunk)
234 if len(tag_slugs) > 0:
235 return reverse('tagged_object_list', kwargs={'tags': '/'.join(tag_slugs)})
237 return reverse('main_page')
240 @register.inclusion_tag('catalogue/latest_blog_posts.html')
241 def latest_blog_posts(feed_url, posts_to_show=5):
243 feed = feedparser.parse(str(feed_url))
245 for i in range(posts_to_show):
246 pub_date = feed['entries'][i].updated_parsed
247 published = datetime.date(pub_date[0], pub_date[1], pub_date[2] )
249 'title': feed['entries'][i].title,
250 'summary': feed['entries'][i].summary,
251 'link': feed['entries'][i].link,
254 return {'posts': posts}
259 @register.inclusion_tag('catalogue/tag_list.html')
260 def tag_list(tags, choices=None):
267 @register.inclusion_tag('catalogue/inline_tag_list.html')
268 def inline_tag_list(tags, choices=None):
276 @register.inclusion_tag('catalogue/book_info.html')
281 @register.inclusion_tag('catalogue/book_wide.html')
283 tags = book.tags.filter(category__in=('author', 'kind', 'genre', 'epoch'))
284 tags = split_tags(tags)
287 # files generated during publication
288 for ebook_format in book.ebook_formats:
289 if book.has_media(ebook_format):
290 formats[ebook_format] = book.get_media(ebook_format)
292 extra_info = book.get_extra_info_value()
295 for media_format in ['mp3', 'ogg']:
296 has_media[media_format] = book.has_media(media_format)