CC links to national pages
[wolnelektury.git] / apps / catalogue / models.py
index 091e661..cace1a5 100644 (file)
@@ -16,7 +16,7 @@ from django.utils.datastructures import SortedDict
 from django.utils.safestring import mark_safe
 from django.utils.translation import get_language
 from django.core.urlresolvers import reverse
-from django.db.models.signals import post_save, m2m_changed, pre_delete
+from django.db.models.signals import post_save, m2m_changed, pre_delete, post_delete
 import jsonfield
 
 from django.conf import settings
@@ -643,7 +643,7 @@ class Book(models.Model):
         result = create_zip.delay(paths, "%s_%s" % (self.slug, format_))
         return result.wait()
 
-    def search_index(self, book_info=None, reuse_index=False):
+    def search_index(self, book_info=None, reuse_index=False, index_tags=True):
         if reuse_index:
             idx = search.ReusableIndex()
         else:
@@ -652,7 +652,8 @@ class Book(models.Model):
         idx.open()
         try:
             idx.index_book(self, book_info)
-            idx.index_tags()
+            if index_tags:
+                idx.index_tags()
         finally:
             idx.close()
 
@@ -675,7 +676,7 @@ class Book(models.Model):
     @classmethod
     def from_text_and_meta(cls, raw_file, book_info, overwrite=False,
             build_epub=True, build_txt=True, build_pdf=True, build_mobi=True,
-            search_index=True):
+            search_index=True, search_index_tags=True, search_index_reuse=False):
         import re
         from sortify import sortify
 
@@ -747,7 +748,7 @@ class Book(models.Model):
             book.build_mobi()
 
         if not settings.NO_SEARCH_INDEX and search_index:
-            book.search_index()
+            book.search_index(index_tags=search_index_tags, reuse_index=search_index_reuse)
             #index_book.delay(book.id, book_info)
 
         book_descendants = list(book.children.all())
@@ -1072,8 +1073,20 @@ def _pre_delete_handler(sender, instance, **kwargs):
         instance.book.save()
 pre_delete.connect(_pre_delete_handler)
 
+
 def _post_save_handler(sender, instance, **kwargs):
     """ refresh all the short_html stuff on BookMedia update """
     if sender == BookMedia:
         instance.book.save()
 post_save.connect(_post_save_handler)
+
+
+@django.dispatch.receiver(post_delete, sender=Book)
+def _remove_book_from_index_handler(sender, instance, **kwargs):
+    """ remove the book from search index, when it is deleted."""
+    idx = search.Index()
+    idx.open(timeout=10000)  # 10 seconds timeout.
+    try:
+        idx.remove_book(instance)
+    finally:
+        idx.close()