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.
5 from django.db import models
6 from django.db.models import permalink
7 from django.utils.translation import ugettext as _
8 from datetime import datetime
9 from django.db.models.signals import post_save, post_delete
12 class Author(models.Model):
13 name = models.CharField(_('name'), max_length=50, db_index=True)
14 slug = models.SlugField(_('slug'), max_length=120, db_index=True, unique=True)
15 sort_key = models.CharField(_('sort key'), max_length=120, db_index=True)
16 description = models.TextField(_('description'), blank=True)
17 death = models.IntegerField(_(u'year of death'), blank=True, null=True)
18 gazeta_link = models.CharField(blank=True, max_length=240)
19 wiki_link = models.CharField(blank=True, max_length=240)
22 ordering = ('sort_key',)
23 verbose_name = _('author')
24 verbose_name_plural = _('authors')
30 def __unicode__(self):
34 return "Author(slug=%r)" % self.slug
37 def get_absolute_url(self):
38 return ('catalogue.views.tagged_object_list', [self.url_chunk])
40 def has_description(self):
41 return len(self.description) > 0
42 has_description.short_description = _('description')
43 has_description.boolean = True
46 return self.death is None
49 """ tests whether an author is in public domain """
50 return self.death is not None and self.goes_to_pd() <= datetime.now().year
53 """ calculates the year of public domain entry for an author """
54 return self.death + 71 if self.death is not None else None
58 return '/'.join(('autor', self.slug))
61 class BookStub(models.Model):
62 title = models.CharField(_('title'), max_length=120)
63 author = models.CharField(_('author'), max_length=120)
64 pd = models.IntegerField(_('goes to public domain'), null=True, blank=True)
65 slug = models.SlugField(_('slug'), max_length=120, unique=True, db_index=True)
66 translator = models.TextField(_('translator'), blank=True)
70 verbose_name = _('book stub')
71 verbose_name_plural = _('book stubs')
73 def __unicode__(self):
77 def get_absolute_url(self):
78 return ('catalogue.views.book_detail', [self.slug])
81 return self.pd is not None and self.pd <= datetime.now().year
87 def pretty_title(self, html_links=False):
88 return ', '.join((self.author, self.title))
91 def update_index(sender, instance, **kwargs):
92 print "update pd index %s [update %s]" % (instance, 'created' in kwargs)
93 search.JVM.attachCurrentThread()
97 idx.index_tags(instance, remove_only=not 'created' in kwargs)
101 post_delete.connect(update_index, Author)
102 post_delete.connect(update_index, BookStub)
103 post_save.connect(update_index, Author)
104 post_save.connect(update_index, BookStub)