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 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 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 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 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 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()
