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
16 register = template.Library()
19 class RegistrationForm(UserCreationForm):
21 "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
22 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)
25 class LoginForm(AuthenticationForm):
27 "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
28 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)
41 return '%s%s' % (text[0].upper(), text[1:])
47 def simple_title(tags):
59 title.append("%s: %s" % (mapping[tag.category], tag.name))
60 return capfirst(', '.join(title))
64 def title_from_tags(tags):
68 result[tag.category] = tag
71 # TODO: Remove this after adding flection mechanism
72 return simple_title(tags)
74 class Flection(object):
75 def get_case(self, name, flection):
79 self = split_tags(tags)
83 # Specjalny przypadek oglądania wszystkich lektur na danej półce
84 if len(self) == 1 and 'set' in self:
85 return u'Półka %s' % self['set']
87 # Specjalny przypadek "Twórczość w pozytywizmie", wtedy gdy tylko epoka
88 # jest wybrana przez użytkownika
89 if 'epoch' in self and len(self) == 1:
90 text = u'Twórczość w %s' % flection.get_case(unicode(self['epoch']), u'miejscownik')
93 # Specjalny przypadek "Dramat w twórczości Sofoklesa", wtedy gdy podane
94 # są tylko rodzaj literacki i autor
95 if 'kind' in self and 'author' in self and len(self) == 2:
96 text = u'%s w twórczości %s' % (unicode(self['kind']),
97 flection.get_case(unicode(self['author']), u'dopełniacz'))
100 # Przypadki ogólniejsze
102 title += u'Motyw %s' % unicode(self['theme'])
106 title += u' w %s' % flection.get_case(unicode(self['genre']), u'miejscownik')
108 title += unicode(self['genre'])
110 if 'kind' in self or 'author' in self or 'epoch' in self:
111 if 'genre' in self or 'theme' in self:
113 title += u' w %s ' % flection.get_case(unicode(self['kind']), u'miejscownik')
115 title += u' w twórczości '
117 title += u'%s ' % unicode(self.get('kind', u'twórczość'))
120 title += flection.get_case(unicode(self['author']), u'dopełniacz')
121 elif 'epoch' in self:
122 title += flection.get_case(unicode(self['epoch']), u'dopełniacz')
124 return capfirst(title)
128 def user_creation_form():
129 return RegistrationForm(prefix='registration').as_ul()
133 def authentication_form():
134 return LoginForm(prefix='login').as_ul()
137 @register.inclusion_tag('catalogue/breadcrumbs.html')
138 def breadcrumbs(tags, search_form=True):
139 from catalogue.forms import SearchForm
140 context = {'tag_list': tags}
141 if search_form and len(tags) < 6:
142 context['search_form'] = SearchForm(tags=tags)
147 def catalogue_url(parser, token):
148 bits = token.split_contents()
155 tags_to_remove.append(bit[1:])
157 tags_to_add.append(bit)
159 return CatalogueURLNode(tags_to_add, tags_to_remove)
162 class CatalogueURLNode(Node):
163 def __init__(self, tags_to_add, tags_to_remove):
164 self.tags_to_add = [Variable(tag) for tag in tags_to_add]
165 self.tags_to_remove = [Variable(tag) for tag in tags_to_remove]
167 def render(self, context):
171 for tag_variable in self.tags_to_add:
172 tag = tag_variable.resolve(context)
173 if isinstance(tag, (list, dict)):
174 tags_to_add += [t for t in tag]
176 tags_to_add.append(tag)
178 for tag_variable in self.tags_to_remove:
179 tag = tag_variable.resolve(context)
181 tags_to_remove += [t for t in tag]
183 tags_to_remove.append(tag)
185 tag_slugs = [tag.slug for tag in tags_to_add]
186 for tag in tags_to_remove:
188 tag_slugs.remove(tag.slug)
192 if len(tag_slugs) > 0:
193 return reverse('tagged_object_list', kwargs={'tags': '/'.join(tag_slugs)})
195 return reverse('main_page')
198 @register.inclusion_tag('catalogue/latest_blog_posts.html')
199 def latest_blog_posts(feed_url, posts_to_show=5):
201 feed = feedparser.parse(str(feed_url))
203 for i in range(posts_to_show):
204 pub_date = feed['entries'][i].updated_parsed
205 published = datetime.date(pub_date[0], pub_date[1], pub_date[2] )
207 'title': feed['entries'][i].title,
208 'summary': feed['entries'][i].summary,
209 'link': feed['entries'][i].link,
212 return {'posts': posts}
217 @register.inclusion_tag('catalogue/tag_list.html')
218 def tag_list(tags, choices=None):
226 @register.inclusion_tag('catalogue/folded_tag_list.html')
227 def folded_tag_list(tags, choices=None):
230 some_tags_hidden = False
231 tag_count = len(tags)
236 shown_tags = [tag for tag in tags if tag.main_page]
237 if tag_count > len(shown_tags):
238 some_tags_hidden = True