search fix

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

diff --git a/src/pdcounter/models.py b/src/pdcounter/models.py
index 7c10f1e..2e1e0b9 100644 (file)
--- a/src/pdcounter/models.py
+++ b/src/pdcounter/models.py
@@ -1,20 +1,22 @@
-# -*- 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.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 django.utils.translation import gettext_lazy as _
 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)
+    death = models.IntegerField(_('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)
 
@@ -27,21 +29,32 @@ class Author(models.Model):
     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.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
 
@@ -70,12 +83,23 @@ class BookStub(models.Model):
         verbose_name = _('book stub')
         verbose_name_plural = _('book stubs')
 
-    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
@@ -92,7 +116,7 @@ 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)
+        idx.index_tags(instance, remove_only='created' not in kwargs)
 
     post_delete.connect(update_index, Author)
     post_delete.connect(update_index, BookStub)