add a filter

[wolnelektury.git] / src / pdcounter / models.py

diff --git a/src/pdcounter/models.py b/src/pdcounter/models.py
index 7c10f1e..622dc46 100644 (file)
--- a/src/pdcounter/models.py
+++ b/src/pdcounter/models.py
@@ -1,47 +1,59 @@
-# -*- 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.
+# This file is part of Wolne Lektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.
 #
+from django.apps import apps
 from django.conf import settings
 from django.db import models
-from django.db.models import permalink
-from django.utils.translation import ugettext_lazy as _
+from django.urls import reverse
 from datetime import datetime
 from django.db.models.signals import post_save, post_delete
+from search.utils import UnaccentSearchVector
+
 
 class Author(models.Model):
-    name = models.CharField(_('name'), max_length=50, db_index=True)
-    slug = models.SlugField(_('slug'), max_length=120, db_index=True, unique=True)
-    sort_key = models.CharField(_('sort key'), max_length=120, db_index=True)
-    description = models.TextField(_('description'), blank=True)
-    death = models.IntegerField(_(u'year of death'), blank=True, null=True)
+    name = models.CharField('imię i nazwisko', max_length=50, db_index=True)
+    slug = models.SlugField('slug', max_length=120, db_index=True, unique=True)
+    sort_key = models.CharField('klucz sortowania', max_length=120, db_index=True)
+    description = models.TextField('opis', blank=True)
+    death = models.IntegerField('rok śmierci', blank=True, null=True)
     gazeta_link = models.CharField(blank=True, max_length=240)
     wiki_link = models.CharField(blank=True, max_length=240)
 
     class Meta:
         ordering = ('sort_key',)
-        verbose_name = _('author')
-        verbose_name_plural = _('authors')
+        verbose_name = 'autor'
+        verbose_name_plural = 'autorzy'
 
     @property
     def category(self):
         return "author"
 
-    def __unicode__(self):
+    def __str__(self):
         return self.name
 
     def __repr__(self):
         return "Author(slug=%r)" % self.slug
 
-    @permalink
     def get_absolute_url(self):
-        return ('catalogue.views.tagged_object_list', [self.url_chunk])
+        return reverse('tagged_object_list', args=[self.url_chunk])
 
     def has_description(self):
         return len(self.description) > 0
-    has_description.short_description = _('description')
+    has_description.short_description = 'opis'
     has_description.boolean = True
 
+    @classmethod
+    def search(cls, query, qs=None):
+        Tag = apps.get_model('catalogue', 'Tag')
+        if qs is None:
+            qs = cls.objects.all()
+        pd_authors = qs.annotate(search_vector=UnaccentSearchVector('name')).filter(search_vector=query)
+        existing_slugs = Tag.objects.filter(
+            category='author', slug__in=list(pd_authors.values_list('slug', flat=True))) \
+            .values_list('slug', flat=True)
+        pd_authors = pd_authors.exclude(slug__in=existing_slugs)
+        return pd_authors
+
     def alive(self):
         return self.death is None
 
@@ -59,23 +71,34 @@ class Author(models.Model):
 
 
 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)
+    title = models.CharField('tytuł', max_length=120)
+    author = models.CharField('autor', max_length=120)
+    pd = models.IntegerField('trafia do domeny publicznej', null=True, blank=True)
+    slug = models.SlugField('slug', max_length=120, unique=True, db_index=True)
+    translator = models.TextField('tłumacz', blank=True)
 
     class Meta:
         ordering = ('title',)
-        verbose_name = _('book stub')
-        verbose_name_plural = _('book stubs')
+        verbose_name = 'zapowiedź książki'
+        verbose_name_plural = 'zapowiedzi książek'
 
-    def __unicode__(self):
+    def __str__(self):
         return self.title
 
-    @permalink
+    @classmethod
+    def search(cls, query, qs=None):
+        Book = apps.get_model('catalogue', 'Book')
+        if qs is None:
+            qs = cls.objects.all()
+        pd_books = qs.annotate(search_vector=UnaccentSearchVector('title')).filter(search_vector=query)
+        existing_slugs = Book.objects.filter(
+            slug__in=list(pd_books.values_list('slug', flat=True))) \
+            .values_list('slug', flat=True)
+        pd_books = pd_books.exclude(slug__in=existing_slugs)
+        return pd_books
+
     def get_absolute_url(self):
-        return ('catalogue.views.book_detail', [self.slug])
+        return reverse('book_detail', args=[self.slug])
 
     def in_pd(self):
         return self.pd is not None and self.pd <= datetime.now().year
@@ -86,15 +109,3 @@ class BookStub(models.Model):
 
     def pretty_title(self, html_links=False):
         return ', '.join((self.author, self.title))
-
-
-if not settings.NO_SEARCH_INDEX:
-    def update_index(sender, instance, **kwargs):
-        from search.index import Index
-        idx = Index()
-        idx.index_tags(instance, remove_only=not 'created' in kwargs)
-
-    post_delete.connect(update_index, Author)
-    post_delete.connect(update_index, BookStub)
-    post_save.connect(update_index, Author)
-    post_save.connect(update_index, BookStub)