Hopiu/django-imagekit
1
0
Fork 0
mirror of https://github.com/Hopiu/django-imagekit.git synced 2026-03-24 08:50:24 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Pass additional info with source signal

Browse source
This commit is contained in:
Matthew Tretter 2012-10-14 15:52:08 -04:00
parent 7ce05f468a
commit dc84144d6b
2 changed files with 13 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
imagekit/specs/__init__.py
View file

@ -62,7 +62,7 @@ class SpecRegistry(object):
self._sources[source] = set()
self._sources[source].add(spec_id)
def source_receiver(self, sender, source_file, signal, **kwargs):
def source_receiver(self, sender, source_file, signal, info, **kwargs):
"""
Redirects signals dispatched on sources to the appropriate specs.

17
imagekit/specs/sources.py
View file

@ -65,20 +65,22 @@ class ModelSignalRouter(object):
new_hashes = self.update_source_hashes(instance)
for attname, file in self.get_field_dict(instance).items():
if created:
self.dispatch_signal(source_created, file, sender, attname)
self.dispatch_signal(source_created, file, sender, instance,
attname)
elif old_hashes[attname] != new_hashes[attname]:
self.dispatch_signal(source_changed, file, sender, attname)
self.dispatch_signal(source_changed, file, sender, instance,
attname)
@ik_model_receiver
def post_delete_receiver(self, sender, instance=None, **kwargs):
for attname, file in self.get_field_dict(instance):
self.dispatch_signal(source_deleted, file, sender, attname)
self.dispatch_signal(source_deleted, file, sender, instance, attname)
@ik_model_receiver
def post_init_receiver(self, sender, instance=None, **kwargs):
self.update_source_hashes(instance)
def dispatch_signal(self, signal, file, model_class, attname):
def dispatch_signal(self, signal, file, model_class, instance, attname):
"""
Dispatch the signal for each of the matching sources. Note that more
than one source can have the same model and image_field; it's important
@ -87,7 +89,12 @@ class ModelSignalRouter(object):
"""
for source in self._sources:
if source.model_class is model_class and source.image_field == attname:
signal.send(sender=source, source_file=file)
info = dict(
source=source,
instance=instance,
field_name=attname,
)
signal.send(sender=source, source_file=file, info=info)
class ImageFieldSpecSource(object):