# -*- 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.
+#
from django.db import models
from django.db.models import permalink, Q
from django.utils.translation import ugettext_lazy as _
from django.core.files import File
from django.template.loader import render_to_string
from django.utils.safestring import mark_safe
+from django.utils.translation import get_language
from django.core.urlresolvers import reverse
+from datetime import datetime
from newtagging.models import TagBase
from newtagging import managers
user = models.ForeignKey(User, blank=True, null=True)
book_count = models.IntegerField(_('book count'), default=0, blank=False, null=False)
+ death = models.IntegerField(_(u'year of death'), blank=True, null=True)
gazeta_link = models.CharField(blank=True, max_length=240)
wiki_link = models.CharField(blank=True, max_length=240)
has_description.short_description = _('description')
has_description.boolean = True
+ def alive(self):
+ return self.death is None
+
+ def in_pd(self):
+ """ tests whether an author is in public domain """
+ return self.death is not None and self.goes_to_pd() <= datetime.now().year
+
+ def goes_to_pd(self):
+ """ calculates the year of public domain entry for an author """
+ return self.death + 71 if self.death is not None else None
+
@permalink
def get_absolute_url(self):
return ('catalogue.views.tagged_object_list', [self.slug])
objects = models.Manager()
tagged = managers.ModelTaggedItemManager(Tag)
tags = managers.TagDescriptor(Tag)
-
@property
def name(self):
return self.title
def short_html(self):
- if len(self._short_html):
- return mark_safe(self._short_html)
+ key = '_short_html_%s' % get_language()
+ short_html = getattr(self, key)
+
+ if len(short_html):
+ return mark_safe(short_html)
else:
tags = self.tags.filter(~Q(category__in=('set', 'theme', 'book')))
tags = [mark_safe(u'<a href="%s">%s</a>' % (tag.get_absolute_url(), tag.name)) for tag in tags]
formats = []
if self.html_file:
- formats.append(u'<a href="%s">Czytaj online</a>' % reverse('book_text', kwargs={'slug': self.slug}))
+ formats.append(u'<a href="%s">%s</a>' % (reverse('book_text', kwargs={'slug': self.slug}), _('Read online')))
if self.pdf_file:
formats.append(u'<a href="%s">PDF</a>' % self.pdf_file.url)
if self.odt_file:
formats = [mark_safe(format) for format in formats]
- self._short_html = unicode(render_to_string('catalogue/book_short.html',
- {'book': self, 'tags': tags, 'formats': formats}))
- self.save()
- return mark_safe(self._short_html)
+ setattr(self, key, unicode(render_to_string('catalogue/book_short.html',
+ {'book': self, 'tags': tags, 'formats': formats})))
+ self.save(reset_short_html=False)
+ return mark_safe(getattr(self, key))
- def save(self, force_insert=False, force_update=False):
+ def save(self, force_insert=False, force_update=False, reset_short_html=True):
+ if reset_short_html:
+ # Reset _short_html during save
+ for key in filter(lambda x: x.startswith('_short_html'), self.__dict__):
+ self.__setattr__(key, '')
+
+ book = super(Book, self).save(force_insert, force_update)
+
if self.mp3_file:
+ print self.mp3_file, self.mp3_file.path
extra_info = self.get_extra_info_value()
extra_info.update(self.get_mp3_info())
self.set_extra_info_value(extra_info)
- return super(Book, self).save(force_insert, force_update)
+ book = super(Book, self).save(force_insert, force_update)
+
+ return book
def get_mp3_info(self):
"""Retrieves artist and director names from audio ID3 tags."""
book_shelves = []
else:
if not overwrite:
- raise Book.AlreadyExists('Book %s already exists' % book_slug)
+ raise Book.AlreadyExists(_('Book %s already exists') % book_slug)
# Save shelves for this book
book_shelves = list(book.tags.filter(category='set'))
if hasattr(book_info, 'parts'):
for n, part_url in enumerate(book_info.parts):
base, slug = part_url.rsplit('/', 1)
- child_book = Book.objects.get(slug=slug)
- child_book.parent = book
- child_book.parent_number = n
- child_book.save()
-
+ try:
+ child_book = Book.objects.get(slug=slug)
+ child_book.parent = book
+ child_book.parent_number = n
+ child_book.save()
+ except Book.DoesNotExist, e:
+ raise Book.DoesNotExist(_('Book with slug = "%s" does not exist.') % slug)
+
book_descendants = list(book.children.all())
while len(book_descendants) > 0:
child_book = book_descendants.pop(0)
tags = managers.TagDescriptor(Tag)
def short_html(self):
- if len(self._short_html):
- return mark_safe(self._short_html)
+ key = '_short_html_%s' % get_language()
+ short_html = getattr(self, key)
+ if len(short_html):
+ return mark_safe(short_html)
else:
book_authors = [mark_safe(u'<a href="%s">%s</a>' % (tag.get_absolute_url(), tag.name))
for tag in self.book.tags if tag.category == 'author']
- self._short_html = unicode(render_to_string('catalogue/fragment_short.html',
- {'fragment': self, 'book': self.book, 'book_authors': book_authors}))
+ setattr(self, key, unicode(render_to_string('catalogue/fragment_short.html',
+ {'fragment': self, 'book': self.book, 'book_authors': book_authors})))
self.save()
- return mark_safe(self._short_html)
+ return mark_safe(getattr(self, key))
def get_absolute_url(self):
return '%s#m%s' % (reverse('book_text', kwargs={'slug': self.book.slug}), self.anchor)
verbose_name = _('fragment')
verbose_name_plural = _('fragments')
+
+class BookStub(models.Model):
+ title = models.CharField(_('title'), max_length=120)
+ author = models.CharField(_('author'), max_length=120)
+ pd = models.IntegerField(_('goes to public domain'), null=True, blank=True)
+ slug = models.SlugField(_('slug'), max_length=120, unique=True, db_index=True)
+ translator = models.TextField(_('translator'), blank=True)
+ translator_death = models.TextField(_('year of translator\'s death'), blank=True)
+
+ def in_pd(self):
+ return self.pd is not None and self.pd <= datetime.now().year
+
+ @property
+ def name(self):
+ return self.title
+
+ @permalink
+ def get_absolute_url(self):
+ return ('catalogue.views.book_detail', [self.slug])
+
+ def __unicode__(self):
+ return self.title
+
+ class Meta:
+ ordering = ('title',)
+ verbose_name = _('book stub')
+ verbose_name_plural = _('book stubs')
\ No newline at end of file