X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/20be4d9d8dad31ecbda183f4b5c74c9d80799f72..e9b47e84cb98d20e851047f031292449bdbeb6fe:/apps/catalogue/models.py?ds=sidebyside diff --git a/apps/catalogue/models.py b/apps/catalogue/models.py index a9e39de01..2097e175f 100644 --- a/apps/catalogue/models.py +++ b/apps/catalogue/models.py @@ -1,4 +1,7 @@ # -*- 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 _ @@ -6,7 +9,9 @@ from django.contrib.auth.models import User 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 @@ -47,6 +52,7 @@ class Tag(TagBase): 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) @@ -55,6 +61,17 @@ class Tag(TagBase): 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]) @@ -114,15 +131,18 @@ class Book(models.Model): 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'%s' % (tag.get_absolute_url(), tag.name)) for tag in tags] formats = [] if self.html_file: - formats.append(u'Czytaj online' % reverse('book_text', kwargs={'slug': self.slug})) + formats.append(u'%s' % (reverse('book_text', kwargs={'slug': self.slug}), _('Read online'))) if self.pdf_file: formats.append(u'PDF' % self.pdf_file.url) if self.odt_file: @@ -136,15 +156,16 @@ class Book(models.Model): 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})) + 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(self._short_html) + return mark_safe(getattr(self, key)) def save(self, force_insert=False, force_update=False, reset_short_html=True): if reset_short_html: # Reset _short_html during save - self._short_html = '' + for key in filter(lambda x: x.startswith('_short_html'), self.__dict__): + self.__setattr__(key, '') book = super(Book, self).save(force_insert, force_update) @@ -202,7 +223,7 @@ class Book(models.Model): 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')) @@ -245,7 +266,7 @@ class Book(models.Model): child_book.parent_number = n child_book.save() except Book.DoesNotExist, e: - raise Book.DoesNotExist(u'Book with slug = "%s" does not exist.' % slug) + raise Book.DoesNotExist(_('Book with slug = "%s" does not exist.') % slug) book_descendants = list(book.children.all()) while len(book_descendants) > 0: @@ -322,16 +343,18 @@ class Fragment(models.Model): 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'%s' % (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) @@ -341,3 +364,30 @@ class Fragment(models.Model): 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