def remove_ghosts(obj, event):
"""We are going to remove a object: we need to check if its neutral
and remove their indexes also.
"""
if not IObjectWillBeAddedEvent.providedBy(event) \
and (IObjectWillBeMovedEvent.providedBy(event)
or IObjectWillBeRemovedEvent.providedBy(event)):
if not is_shared_original(obj):
return
content_id = IUUID(obj).split('-')[0]
site = getSite()
try:
pc = getToolByName(site, 'portal_catalog')
except AttributeError:
# In case we are removing the site there is no portal_catalog
return
language_tool = getToolByName(site, 'portal_languages')
language_infos = language_tool.supported_langs
for language_info in language_infos:
brains = pc.unrestrictedSearchResults(
UID=content_id + '-' + language_info)
for brain in brains:
obj.unrestrictedTraverse(brain.getPath()).unindexObject()
brains = pc.unrestrictedSearchResults(
UID=content_id)
for brain in brains:
obj.unrestrictedTraverse(brain.getPath()).unindexObject()
if IActionSucceededEvent.providedBy(event):
reindex_neutral(obj, event)
def testRenameEvents(self):
self.assertRaises(KeyError, self.reflecto.manage_renameObjects,
('monty', ), ('python', ))
self.assertEqual(len(getEvents()), 0)
self.assertRaises(KeyError, self.reflecto.manage_renameObjects,
('foo', 'monty'), ('bar', 'python'))
self.assertEqual(len(getEvents()), 1)
events = getEvents(IObjectWillBeMovedEvent)
self.assertEqual(len(events), 1)
self.assertEqual(events[0].oldName, 'foo')
self.assertEqual(events[0].newName, 'bar')
self.assertEqual(
self.reflecto.manage_renameObjects(('foo', ), ('bar', )), ['foo'])
events = getEvents()
self.assertEqual(len(events), 4)
self.assertTrue(IObjectWillBeMovedEvent.providedBy(events[1]))
self.assertTrue(IObjectMovedEvent.providedBy(events[2]))
self.assertEqual(events[2].oldName, 'foo')
self.assertEqual(events[2].newName, 'bar')
self.assertTrue(IContainerModifiedEvent.providedBy(events[3]))
self.assertTrue(events[3].object is self.reflecto)
def testRenameEvents(self):
self.assertRaises(KeyError, self.reflecto.manage_renameObjects,
('monty',), ('python',))
self.assertEqual(len(getEvents()), 0)
self.assertRaises(KeyError, self.reflecto.manage_renameObjects,
('foo', 'monty'), ('bar', 'python'))
self.assertEqual(len(getEvents()), 1)
events = getEvents(IObjectWillBeMovedEvent)
self.assertEqual(len(events), 1)
self.assertEqual(events[0].oldName, 'foo')
self.assertEqual(events[0].newName, 'bar')
self.assertEqual(self.reflecto.manage_renameObjects(('foo',), ('bar',)),
['foo'])
events = getEvents()
self.assertEqual(len(events), 4)
self.assertTrue(IObjectWillBeMovedEvent.providedBy(events[1]))
self.assertTrue(IObjectMovedEvent.providedBy(events[2]))
self.assertEqual(events[2].oldName, 'foo')
self.assertEqual(events[2].newName, 'bar')
self.assertTrue(IContainerModifiedEvent.providedBy(events[3]))
self.assertTrue(events[3].object is self.reflecto)
def handleComentedObject(ob, event):
if IObjectAddedEvent.providedBy(event):
catalog_comments(ob)
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
catalog_comments(ob)
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
uncatalog_comments(ob)
def handleComentedObject(ob, event):
if IObjectAddedEvent.providedBy(event):
catalog_comments(ob)
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
catalog_comments(ob)
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
uncatalog_comments(ob)
def onDeviceDeleted(object, event):
'''
Clean up the dangling reference to a device if that device has been removed.
(Note: we may re-create the device automatically next time someone calls
self.ensure_proxy_device, though)
'''
if not IObjectWillBeAddedEvent.providedBy(event) and not IObjectWillBeMovedEvent.providedBy(event):
if hasattr(object, 'openstackProxyComponentUUID'):
component = GUIDManager(object.dmd).getObject(getattr(object, 'openstackProxyComponentUUID', None))
if component:
component.release_proxy_device()
object.openstackProxyComponentUUID = None
def onDeviceDeleted(object, event):
'''
Clean up the dangling reference to a device if that device has been removed.
(Note: we may re-create the device automatically next time someone calls
self.ensure_proxy_device, though)
'''
if not IObjectWillBeAddedEvent.providedBy(
event) and not IObjectWillBeMovedEvent.providedBy(event):
if hasattr(object, 'openstackProxyComponentUUID'):
component = GUIDManager(object.dmd).getObject(
getattr(object, 'openstackProxyComponentUUID', None))
if component:
component.release_proxy_device()
object.openstackProxyComponentUUID = None
def handleContentishEvent(ob, event):
""" Event subscriber for (IContentish, IObjectEvent) events.
"""
if IObjectAddedEvent.providedBy(event):
if event.newParent is not None:
ob.indexObject()
elif IObjectClonedEvent.providedBy(event):
ob.notifyWorkflowCreated()
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
ob.indexObject()
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
ob.unindexObject()
def handleOpaqueItemEvent(ob, event):
""" Event subscriber for (ICallableOpaqueItemEvents, IObjectEvent) events.
"""
if IObjectAddedEvent.providedBy(event):
if event.newParent is not None:
ob.manage_afterAdd(ob, event.newParent)
elif IObjectClonedEvent.providedBy(event):
ob.manage_afterClone(ob)
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
ob.manage_afterAdd(ob, event.newParent)
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
ob.manage_beforeDelete(ob, event.oldParent)
def handleCookieCrumblerEvent(ob, event):
""" Event subscriber for (un)registering a CC as a before traverse hook.
"""
if not ICookieCrumbler.providedBy(ob):
return
if IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
# register before traverse hook
handle = ob.meta_type + '/' + ob.getId()
nc = BeforeTraverse.NameCaller(ob.getId())
BeforeTraverse.registerBeforeTraverse(event.newParent, nc, handle)
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
# unregister before traverse hook
handle = ob.meta_type + '/' + ob.getId()
BeforeTraverse.unregisterBeforeTraverse(event.oldParent, handle)
def handleContentishEvent(ob, event):
""" Event subscriber for (IContentish, IObjectEvent) events.
"""
if IObjectAddedEvent.providedBy(event):
if event.newParent is not None:
ob.indexObject()
elif IObjectClonedEvent.providedBy(event):
ob.notifyWorkflowCreated()
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
ob.indexObject()
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
ob.unindexObject()
def handleCookieCrumblerEvent(ob, event):
""" Event subscriber for (un)registering a CC as a before traverse hook.
"""
if not ICookieCrumbler.providedBy(ob):
return
if IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
# register before traverse hook
handle = ob.meta_type + '/' + ob.getId()
nc = BeforeTraverse.NameCaller(ob.getId())
BeforeTraverse.registerBeforeTraverse(event.newParent, nc, handle)
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
# unregister before traverse hook
handle = ob.meta_type + '/' + ob.getId()
BeforeTraverse.unregisterBeforeTraverse(event.oldParent, handle)
def handleCachingPolicyManagerEvent(ob, event):
""" Event subscriber for (un)registering a CPM as CacheManager
"""
if not ICachingPolicyManager.providedBy(ob):
return
if IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
ids = getVerifiedManagerIds(event.newParent)
id = ob.getId()
if id not in ids:
setattr(event.newParent, ZCM_MANAGERS, ids + (id,))
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
ids = list(getVerifiedManagerIds(event.oldParent))
id = ob.getId()
if id in ids:
ids.remove(id)
setattr(event.oldParent, ZCM_MANAGERS, tuple(ids))
def testCutEvents(self):
cp = self.reflecto.manage_cutObjects(('foo', ))
self.reflecto['subdir'].manage_pasteObjects(cp)
events = getEvents()
self.assertEqual(len(events), 4)
self.assertTrue(IObjectWillBeMovedEvent.providedBy(events[0]))
self.assertEqual(events[0].oldName, 'foo')
self.assertEqual(events[0].oldParent, self.reflecto)
self.assertEqual(events[0].newName, 'foo')
self.assertEqual(events[0].newParent, self.reflecto['subdir'])
self.assertTrue(IObjectMovedEvent.providedBy(events[1]))
self.assertEqual(events[1].object.getId(), 'foo')
self.assertTrue(IContainerModifiedEvent.providedBy(events[2]))
self.assertEqual(events[2].object, self.reflecto)
self.assertTrue(IContainerModifiedEvent.providedBy(events[3]))
self.assertEqual(events[3].object, self.reflecto['subdir'])
def testCutEvents(self):
cp = self.reflecto.manage_cutObjects(('foo',))
self.reflecto['subdir'].manage_pasteObjects(cp)
events = getEvents()
self.assertEqual(len(events), 4)
self.assertTrue(IObjectWillBeMovedEvent.providedBy(events[0]))
self.assertEqual(events[0].oldName, 'foo')
self.assertEqual(events[0].oldParent, self.reflecto)
self.assertEqual(events[0].newName, 'foo')
self.assertEqual(events[0].newParent, self.reflecto['subdir'])
self.assertTrue(IObjectMovedEvent.providedBy(events[1]))
self.assertEqual(events[1].object.getId(), 'foo')
self.assertTrue(IContainerModifiedEvent.providedBy(events[2]))
self.assertEqual(events[2].object, self.reflecto)
self.assertTrue(IContainerModifiedEvent.providedBy(events[3]))
self.assertEqual(events[3].object, self.reflecto['subdir'])
def handleContentishEvent(ob, event):
""" Event subscriber for (IContentish, IObjectEvent) events.
"""
if IObjectAddedEvent.providedBy(event):
ob.notifyWorkflowCreated()
ob.indexObject()
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
ob.indexObject()
elif IObjectWillBeMovedEvent.providedBy(event):
if event.oldParent is not None:
ob.unindexObject()
elif IObjectCopiedEvent.providedBy(event):
if hasattr(aq_base(ob), 'workflow_history'):
del ob.workflow_history
elif IObjectCreatedEvent.providedBy(event):
if hasattr(aq_base(ob), 'addCreator'):
ob.addCreator()
def changeMailingList(ml, event):
"""An event listener which registers and unregisters lists with the
ListLookup utility on list changes.
Some framework setup:
>>> from zope.app.testing.placelesssetup import setUp, tearDown
>>> import Products.Five
>>> from Products.Five import zcml
>>> setUp()
>>> zcml.load_config('meta.zcml', package=Products.Five)
>>> zcml.load_config('permissions.zcml', package=Products.Five)
>>> zcml.load_config("configure.zcml", package=Products.Five.site)
>>> from Products.listen.utilities import tests
>>> zcml.load_config('configure.zcml', package=tests)
Now let's make a fake mailing list in our site
>>> from zope.app.component.hooks import setSite
>>> app = self.folder
>>> tests.enable_local_site(app)
>>> setSite(app)
>>> ml = tests.install_fake_ml(app, suppress_events=True)
>>> setSite(ml)
Then we setup our listener
>>> from zope.app.event.interfaces import IObjectModifiedEvent
>>> from zope.app.container.interfaces import IObjectMovedEvent
>>> from OFS.interfaces import IObjectWillBeRemovedEvent
>>> from Products.listen.utilities.list_lookup import changeMailingList
>>> from zope.component import handle
>>> from Products.listen.interfaces import IMailingList
>>> handle([IMailingList, IObjectWillBeRemovedEvent], changeMailingList)
>>> handle([IMailingList, IObjectMovedEvent], changeMailingList)
>>> handle([IMailingList, IObjectModifiedEvent], changeMailingList)
Create and register our utility. Have to do some faking of the
component registry stuff to get our mock environment to work:
>>> from Products.listen.interfaces import IListLookup
>>> from Products.listen.utilities.list_lookup import ListLookup
>>> from Products.listen.lib.common import get_utility_for_context
>>> sm = app.getSiteManager()
>>> sm.registerUtility(ListLookup('list_lookup'), IListLookup)
>>> tests.register_fake_component_adapter()
>>> ll = get_utility_for_context(IListLookup, context=app)
>>> print ll.getListForAddress(ml.mailto)
None
Send our added event:
>>> from zope.event import notify
>>> from zope.app.container.contained import ObjectAddedEvent
>>> notify(ObjectAddedEvent(ml, app, 'ml'))
>>> ll.getListForAddress(ml.mailto) == ml
True
Change the list and send an event:
>>> ml.mailto = '*****@*****.**'
>>> from zope.app.event.objectevent import ObjectModifiedEvent
>>> notify(ObjectModifiedEvent(ml))
>>> ll.getListForAddress(ml.mailto) == ml
True
Send a removal event, which should do nothing, as we rely on before
removal:
>>> from zope.app.container.contained import ObjectRemovedEvent
>>> notify(ObjectRemovedEvent(ml, app, 'ml'))
>>> ll.getListForAddress(ml.mailto) == ml
True
Send a before removal event:
>>> from OFS.event import ObjectWillBeRemovedEvent
>>> notify(ObjectWillBeRemovedEvent(ml))
>>> ll.getListForAddress(ml.mailto) is None
True
>>> tearDown()
"""
# Use the new parent object as the context, unless it is unavailable, then
# use the list itself
parent = None
if hasattr(event, 'newParent'):
parent = event.newParent
if parent is None:
parent = ml
try:
ll = getUtility(IListLookup)
except ComponentLookupError:
# site won't be set if you delete the Plone site from the ZMI
orig_site = getSite()
setSite(ml)
ll = getUtility(IListLookup, context=ml)
setSite(orig_site)
if IObjectWillBeAddedEvent.providedBy(event):
# Registration is taken care of after add
pass
elif IObjectWillBeRemovedEvent.providedBy(event):
ll.unregisterList(ml)
elif IObjectWillBeMovedEvent.providedBy(event):
ll.unregisterList(ml)
elif IObjectRemovedEvent.providedBy(event):
# Unregistration is taken care of before removal
pass
elif IObjectModifiedEvent.providedBy(event):
if not IContainerModifiedEvent.providedBy(event):
ll.updateList(ml)
elif IObjectAddedEvent.providedBy(event) or IObjectCreatedEvent.providedBy(event):
ll.registerList(ml)
elif IObjectMovedEvent.providedBy(event):
ll.registerList(ml)
def handleContentishEvent(ob, event):
""" Event subscriber for (IContentish, IObjectEvent) events.
"""
if IObjectAddedEvent.providedBy(event):
ob.notifyWorkflowCreated()
ob.indexObject()
elif IObjectMovedEvent.providedBy(event):
if event.newParent is not None:
if hasattr(aq_base(ob), 'notifyModified'):
ob.notifyModified()
rid = getattr(ob, '__rid', None)
if rid:
catalog = api.portal.get_tool('portal_catalog')
_catalog = catalog._catalog
new_path = '/'.join(ob.getPhysicalPath())
old_path = _catalog.paths[rid]
del _catalog.uids[old_path]
_catalog.uids[new_path] = rid
_catalog.paths[rid] = new_path
ob.reindexObject(idxs=[
'path', 'allowedRolesAndUsers', 'modified', 'id', 'getId'
])
delattr(ob, '__rid')
elif event.newParent is not None:
# This may happen if "collective.indexing" is installed and an object
# is added and renamed/moved in the same transaction (e.g. during the
# creation of an object with "plone.api" in a subscriber listening
# on "IObjectAddedEvent" as in https://github.com/4teamwork/ftw.events/blob/f1a77440866c6d963961497f68781098c1b4bc8f/ftw/events/configure.zcml#L22).
ob.indexObject()
elif IObjectWillBeMovedEvent.providedBy(event):
from ftw.copymovepatches.utils import getQueue
# Prepare Rename if indexing queue is implemented
if event.oldParent == event.newParent and getQueue is not None:
# The queue needs to be processed, since the `renameObjectsByPaths`
# script allows the user to rename the object and also sets a new
# title if he wants.
# In some circumstances this leads to a inconsistent catalog state.
# Mainly if other event handler also triggers a `process` queue by
# asking the catalog for something.
# The result was for example a "reindex" of a already deleted
# object.
queue = getQueue()
queue.process()
# Move/Rename
if event.oldParent is not None and event.newParent is not None:
catalog = api.portal.get_tool('portal_catalog')
ob_path = '/'.join(ob.getPhysicalPath())
if ob_path in catalog._catalog.uids:
rid = catalog._catalog.uids[ob_path]
setattr(ob, '__rid', rid)
else:
# This may happen if "collective.indexing" is installed and an object
# is added and renamed/moved in the same transaction (e.g. during the
# creation of an object with "plone.api" in a subscriber listening
# on "IObjectAddedEvent" as in https://github.com/4teamwork/ftw.events/blob/f1a77440866c6d963961497f68781098c1b4bc8f/ftw/events/configure.zcml#L22).
return
elif event.oldParent is not None:
# Delete
ob.unindexObject()
elif IObjectCopiedEvent.providedBy(event):
if hasattr(aq_base(ob), 'workflow_history'):
del ob.workflow_history
elif IObjectCreatedEvent.providedBy(event):
if hasattr(aq_base(ob), 'addCreator'):
ob.addCreator()
def changeMailingList(ml, event):
"""An event listener which registers and unregisters lists with the
ListLookup utility on list changes.
Some framework setup:
>>> from zope.app.testing.placelesssetup import setUp, tearDown
>>> import Products.Five
>>> from Products.Five import zcml
>>> setUp()
>>> zcml.load_config('meta.zcml', package=Products.Five)
>>> zcml.load_config('permissions.zcml', package=Products.Five)
>>> zcml.load_config("configure.zcml", package=Products.Five.site)
>>> from Products.listen.utilities import tests
>>> zcml.load_config('configure.zcml', package=tests)
Now let's make a fake mailing list in our site
>>> from zope.app.component.hooks import setSite
>>> app = self.folder
>>> tests.enable_local_site(app)
>>> setSite(app)
>>> ml = tests.install_fake_ml(app, suppress_events=True)
>>> setSite(ml)
Then we setup our listener
>>> from zope.app.event.interfaces import IObjectModifiedEvent
>>> from zope.app.container.interfaces import IObjectMovedEvent
>>> from OFS.interfaces import IObjectWillBeRemovedEvent
>>> from Products.listen.utilities.list_lookup import changeMailingList
>>> from zope.component import handle
>>> from Products.listen.interfaces import IMailingList
>>> handle([IMailingList, IObjectWillBeRemovedEvent], changeMailingList)
>>> handle([IMailingList, IObjectMovedEvent], changeMailingList)
>>> handle([IMailingList, IObjectModifiedEvent], changeMailingList)
Create and register our utility. Have to do some faking of the
component registry stuff to get our mock environment to work:
>>> from Products.listen.interfaces import IListLookup
>>> from Products.listen.utilities.list_lookup import ListLookup
>>> from Products.listen.lib.common import get_utility_for_context
>>> sm = app.getSiteManager()
>>> sm.registerUtility(ListLookup('list_lookup'), IListLookup)
>>> tests.register_fake_component_adapter()
>>> ll = get_utility_for_context(IListLookup, context=app)
>>> print ll.getListForAddress(ml.mailto)
None
Send our added event:
>>> from zope.event import notify
>>> from zope.app.container.contained import ObjectAddedEvent
>>> notify(ObjectAddedEvent(ml, app, 'ml'))
>>> ll.getListForAddress(ml.mailto) == ml
True
Change the list and send an event:
>>> ml.mailto = '*****@*****.**'
>>> from zope.app.event.objectevent import ObjectModifiedEvent
>>> notify(ObjectModifiedEvent(ml))
>>> ll.getListForAddress(ml.mailto) == ml
True
Send a removal event, which should do nothing, as we rely on before
removal:
>>> from zope.app.container.contained import ObjectRemovedEvent
>>> notify(ObjectRemovedEvent(ml, app, 'ml'))
>>> ll.getListForAddress(ml.mailto) == ml
True
Send a before removal event:
>>> from OFS.event import ObjectWillBeRemovedEvent
>>> notify(ObjectWillBeRemovedEvent(ml))
>>> ll.getListForAddress(ml.mailto) is None
True
>>> tearDown()
"""
# Use the new parent object as the context, unless it is unavailable, then
# use the list itself
parent = None
if hasattr(event, 'newParent'):
parent = event.newParent
if parent is None:
parent = ml
try:
ll = getUtility(IListLookup)
except ComponentLookupError:
# site won't be set if you delete the Plone site from the ZMI
orig_site = getSite()
setSite(ml)
ll = getUtility(IListLookup, context=ml)
setSite(orig_site)
if IObjectWillBeAddedEvent.providedBy(event):
# Registration is taken care of after add
pass
elif IObjectWillBeRemovedEvent.providedBy(event):
ll.unregisterList(ml)
elif IObjectWillBeMovedEvent.providedBy(event):
ll.unregisterList(ml)
elif IObjectRemovedEvent.providedBy(event):
# Unregistration is taken care of before removal
pass
elif IObjectModifiedEvent.providedBy(event):
if not IContainerModifiedEvent.providedBy(event):
ll.updateList(ml)
elif IObjectAddedEvent.providedBy(event) or IObjectCreatedEvent.providedBy(
event):
ll.registerList(ml)
elif IObjectMovedEvent.providedBy(event):
ll.registerList(ml)
