Using cache middleware instead of various caching micro-strategies,

[wolnelektury.git] / apps / catalogue / tasks.py

diff --git a/apps/catalogue/tasks.py b/apps/catalogue/tasks.py
old mode 100755 (executable)
new mode 100644 (file)
index 86e84a5..159494e
--- a/apps/catalogue/tasks.py
+++ b/apps/catalogue/tasks.py
@@ -3,19 +3,49 @@
 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
 #
 from datetime import datetime
+from traceback import print_exc
 from celery.task import task
-import catalogue.models
+from django.conf import settings
+from wolnelektury.utils import localtime_to_utc
 
-@task
+
+# TODO: move to model?
 def touch_tag(tag):
     update_dict = {
-        'book_count': tag.get_count(),
-        'changed_at': datetime.now(),
+        'changed_at': localtime_to_utc(datetime.now()),
     }
 
     type(tag).objects.filter(pk=tag.pk).update(**update_dict)
 
 
 @task
-def index_book(book_id, book_info=None):
-    return catalogue.models.Book.objects.get(id=book_id).search_index(book_info)
+def index_book(book_id, book_info=None, **kwargs):
+    from catalogue.models import Book
+    try:
+        return Book.objects.get(id=book_id).search_index(book_info, **kwargs)
+    except Exception, e:
+        print "Exception during index: %s" % e
+        print_exc()
+        raise e
+
+
+@task(ignore_result=True, rate_limit=settings.CATALOGUE_CUSTOMPDF_RATE_LIMIT)
+def build_custom_pdf(book_id, customizations, file_name):
+    """Builds a custom PDF file."""
+    from django.core.files import File
+    from django.core.files.storage import DefaultStorage
+    from catalogue.models import Book
+
+    print "will gen %s" % DefaultStorage().path(file_name)
+    if not DefaultStorage().exists(file_name):
+        kwargs = {
+            'cover': True,
+        }
+        if 'no-cover' in customizations:
+            kwargs['cover'] = False
+            customizations.remove('no-cover')
+        pdf = Book.objects.get(pk=book_id).wldocument().as_pdf(
+                customizations=customizations,
+                morefloats=settings.LIBRARIAN_PDF_MOREFLOATS,
+                **kwargs)
+        DefaultStorage().save(file_name, File(open(pdf.get_filename())))