+++ /dev/null
-# -*- coding: utf-8 -*-
-# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
-#
-import datetime
-import feedparser
-import re
-
-from django import template
-from django.template import Node, Variable
-from django.utils.encoding import smart_str
-from django.core.cache import get_cache
-from django.core.urlresolvers import reverse
-from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
-from django.db.models import Q
-from django.conf import settings
-from django.template.defaultfilters import stringfilter
-from django.utils.translation import ugettext as _
-
-from catalogue.utils import split_tags
-from catalogue.models import Book, Fragment
-
-register = template.Library()
-
-
-class RegistrationForm(UserCreationForm):
- def as_ul(self):
- "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
- 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)
-
-
-class LoginForm(AuthenticationForm):
- def as_ul(self):
- "Returns this form rendered as HTML <li>s -- excluding the <ul></ul>."
- 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)
-
-
-def iterable(obj):
- try:
- iter(obj)
- return True
- except TypeError:
- return False
-
-
-def capfirst(text):
- try:
- return '%s%s' % (text[0].upper(), text[1:])
- except IndexError:
- return ''
-
-
-
-def simple_title(tags):
- title = []
- for tag in tags:
- title.append("%s: %s" % (_(tag.category), tag.name))
- return capfirst(', '.join(title))
-
-
-@register.simple_tag
-def book_title(book, html_links=False):
- return book.pretty_title(html_links)
-
-
-@register.simple_tag
-def book_title_html(book):
- return book_title(book, html_links=True)
-
-
-@register.simple_tag
-def title_from_tags(tags):
- def split_tags(tags):
- result = {}
- for tag in tags:
- result[tag.category] = tag
- return result
-
- # TODO: Remove this after adding flection mechanism
- return simple_title(tags)
-
- class Flection(object):
- def get_case(self, name, flection):
- return name
- flection = Flection()
-
- self = split_tags(tags)
-
- title = u''
-
- # Specjalny przypadek oglądania wszystkich lektur na danej półce
- if len(self) == 1 and 'set' in self:
- return u'Półka %s' % self['set']
-
- # Specjalny przypadek "Twórczość w pozytywizmie", wtedy gdy tylko epoka
- # jest wybrana przez użytkownika
- if 'epoch' in self and len(self) == 1:
- text = u'Twórczość w %s' % flection.get_case(unicode(self['epoch']), u'miejscownik')
- return capfirst(text)
-
- # Specjalny przypadek "Dramat w twórczości Sofoklesa", wtedy gdy podane
- # są tylko rodzaj literacki i autor
- if 'kind' in self and 'author' in self and len(self) == 2:
- text = u'%s w twórczości %s' % (unicode(self['kind']),
- flection.get_case(unicode(self['author']), u'dopełniacz'))
- return capfirst(text)
-
- # Przypadki ogólniejsze
- if 'theme' in self:
- title += u'Motyw %s' % unicode(self['theme'])
-
- if 'genre' in self:
- if 'theme' in self:
- title += u' w %s' % flection.get_case(unicode(self['genre']), u'miejscownik')
- else:
- title += unicode(self['genre'])
-
- if 'kind' in self or 'author' in self or 'epoch' in self:
- if 'genre' in self or 'theme' in self:
- if 'kind' in self:
- title += u' w %s ' % flection.get_case(unicode(self['kind']), u'miejscownik')
- else:
- title += u' w twórczości '
- else:
- title += u'%s ' % unicode(self.get('kind', u'twórczość'))
-
- if 'author' in self:
- title += flection.get_case(unicode(self['author']), u'dopełniacz')
- elif 'epoch' in self:
- title += flection.get_case(unicode(self['epoch']), u'dopełniacz')
-
- return capfirst(title)
-
-
-@register.simple_tag
-def book_tree(book_list, books_by_parent):
- text = "".join("<li><a href='%s'>%s</a>%s</li>" % (
- book.get_absolute_url(), book.title, book_tree(books_by_parent.get(book, ()), books_by_parent)
- ) for book in book_list)
-
- if text:
- return "<ol>%s</ol>" % text
- else:
- return ''
-
-@register.simple_tag
-def book_tree_texml(book_list, books_by_parent, depth=1):
- return "".join("""
- <cmd name='hspace'><parm>%(depth)dem</parm></cmd>%(title)s
- <spec cat='align' /><cmd name="note"><parm>%(audiences)s</parm></cmd>
- <spec cat='align' /><cmd name="note"><parm>%(audiobook)s</parm></cmd>
- <ctrl ch='\\' />
- %(children)s
- """ % {
- "depth": depth,
- "title": book.title,
- "audiences": ", ".join(book.audiences_pl()),
- "audiobook": "audiobook" if book.has_media('mp3') else "",
- "children": book_tree_texml(books_by_parent.get(book.id, ()), books_by_parent, depth + 1)
- } for book in book_list)
-
-
-@register.simple_tag
-def all_editors(extra_info):
- editors = []
- if 'editors' in extra_info:
- editors += extra_info['editors']
- if 'technical_editors' in extra_info:
- editors += extra_info['technical_editors']
- # support for extra_info-s from librarian<1.2
- if 'editor' in extra_info:
- editors.append(extra_info['editor'])
- if 'technical_editor' in extra_info:
- editors.append(extra_info['technical_editor'])
- return ', '.join(
- ' '.join(p.strip() for p in person.rsplit(',', 1)[::-1])
- for person in sorted(set(editors)))
-
-
-@register.simple_tag
-def user_creation_form():
- return RegistrationForm(prefix='registration').as_ul()
-
-
-@register.simple_tag
-def authentication_form():
- return LoginForm(prefix='login').as_ul()
-
-
-@register.tag
-def catalogue_url(parser, token):
- bits = token.split_contents()
- tag_name = bits[0]
-
- tags_to_add = []
- tags_to_remove = []
- for bit in bits[1:]:
- if bit[0] == '-':
- tags_to_remove.append(bit[1:])
- else:
- tags_to_add.append(bit)
-
- return CatalogueURLNode(tags_to_add, tags_to_remove)
-
-
-class CatalogueURLNode(Node):
- def __init__(self, tags_to_add, tags_to_remove):
- self.tags_to_add = [Variable(tag) for tag in tags_to_add]
- self.tags_to_remove = [Variable(tag) for tag in tags_to_remove]
-
- def render(self, context):
- tags_to_add = []
- tags_to_remove = []
-
- for tag_variable in self.tags_to_add:
- tag = tag_variable.resolve(context)
- if isinstance(tag, (list, dict)):
- tags_to_add += [t for t in tag]
- else:
- tags_to_add.append(tag)
-
- for tag_variable in self.tags_to_remove:
- tag = tag_variable.resolve(context)
- if iterable(tag):
- tags_to_remove += [t for t in tag]
- else:
- tags_to_remove.append(tag)
-
- tag_slugs = [tag.url_chunk for tag in tags_to_add]
- for tag in tags_to_remove:
- try:
- tag_slugs.remove(tag.url_chunk)
- except KeyError:
- pass
-
- if len(tag_slugs) > 0:
- return reverse('tagged_object_list', kwargs={'tags': '/'.join(tag_slugs)})
- else:
- return reverse('main_page')
-
-
-@register.inclusion_tag('catalogue/latest_blog_posts.html')
-def latest_blog_posts(feed_url, posts_to_show=5):
- try:
- feed = feedparser.parse(str(feed_url))
- posts = []
- for i in range(posts_to_show):
- pub_date = feed['entries'][i].updated_parsed
- published = datetime.date(pub_date[0], pub_date[1], pub_date[2] )
- posts.append({
- 'title': feed['entries'][i].title,
- 'summary': feed['entries'][i].summary,
- 'link': feed['entries'][i].link,
- 'date': published,
- })
- return {'posts': posts}
- except:
- return {'posts': []}
-
-
-@register.inclusion_tag('catalogue/tag_list.html')
-def tag_list(tags, choices=None):
- if choices is None:
- choices = []
- if len(tags) == 1:
- one_tag = tags[0]
- return locals()
-
-@register.inclusion_tag('catalogue/inline_tag_list.html')
-def inline_tag_list(tags, choices=None):
- if choices is None:
- choices = []
- if len(tags) == 1:
- one_tag = tags[0]
- return locals()
-
-
-@register.inclusion_tag('catalogue/book_info.html')
-def book_info(book):
- return locals()
-
-
-@register.inclusion_tag('catalogue/book_wide.html', takes_context=True)
-def book_wide(context, book):
- formats = {}
- # files generated during publication
- for ebook_format in book.ebook_formats:
- if book.has_media(ebook_format):
- formats[ebook_format] = book.get_media(ebook_format)
-
- return {
- 'related': book.related_info(),
- 'book': book,
- 'formats': formats,
- 'extra_info': book.get_extra_info_value(),
- 'request': context.get('request'),
- 'fragment': book.choose_fragment(),
- }
-
-
-@register.inclusion_tag('catalogue/book_short.html', takes_context=True)
-def book_short(context, book):
- return {
- 'related': book.related_info(),
- 'book': book,
- 'request': context.get('request'),
- }
-
-
-@register.inclusion_tag('catalogue/book_mini_box.html')
-def book_mini(book):
- return {
- 'related': book.related_info(),
- 'book': book,
- }
-
-
-@register.inclusion_tag('catalogue/work-list.html', takes_context=True)
-def work_list(context, object_list):
- request = context.get('request')
- if object_list:
- object_type = type(object_list[0]).__name__
- return locals()
-
-
-@register.inclusion_tag('catalogue/chosen_fragment.html')
-def promo_fragment(arg=None):
- if arg is None:
- fragments = Fragment.objects.all().order_by('?')
- fragment = fragments[0] if fragments.exists() else None
- elif isinstance(arg, Book):
- fragment = arg.choose_fragment()
- else:
- fragments = Fragment.tagged.with_all(arg).order_by('?')
- fragment = fragments[0] if fragments.exists() else None
-
- return {
- 'fragment': fragment,
- }
-
-
-@register.filter
-@stringfilter
-def removewholetags(value, tags):
- """Removes a space separated list of [X]HTML tags from the output.
-
- FIXME: It makes the assumption the removed tags aren't nested.
-
- """
- tags = [re.escape(tag) for tag in tags.split()]
- tags_re = u'(%s)' % u'|'.join(tags)
- tag_re = re.compile(ur'<%s[^>]*>.*?</\s*\1\s*>' % tags_re, re.U)
- value = tag_re.sub(u'', value)
- return value
fnp / wolnelektury.git / blobdiff