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let DummyRelationRegistry use real IntIds if available

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git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@1415 fd906abe-77d9-0310-91a1-e0d9ade77398
This commit is contained in:
helmutm 2006-10-21 17:49:31 +00:00
parent 36acb9d8cf
commit 06dc2c17fb
1 changed files with 15 additions and 7 deletions
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22
relation/registry.py
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@ -24,6 +24,7 @@ $Id$
from persistent import Persistent
from persistent.interfaces import IPersistent
from zope import component
from zope.interface import Interface, Attribute, implements
from zope.app import zapi
from zope.app.catalog.catalog import Catalog
@ -54,9 +55,13 @@ class DummyRelationRegistry(object):
self.objects.append(relation)
for attr in ('first', 'second', 'third',):
value = getattr(relation, attr, None)
if value is not None and value not in self.objects:
self.objects.append(value)
if value is not None:
intids = component.queryUtility(IIntIds)
if intids is not None:
intids.register(value)
elif value not in self.objects:
self.objects.append(value)
def unregister(self, relation):
if relation in self.relations:
self.relations.remove(relation)
@ -65,10 +70,13 @@ class DummyRelationRegistry(object):
def getUniqueIdForObject(self, obj):
if obj == '*': # wild card
return '*'
intids = component.queryUtility(IIntIds)
if intids is not None:
return intids.register(obj)
if obj not in self.objects:
self.objects.append(obj)
return self.objects.index(obj)
def query(self, example=None, **kw):
result = []
criteria = {}
@ -116,7 +124,7 @@ class RelationRegistry(Catalog):
# Allow the IntIds utility to get a DB connection:
relation.__parent__ = self
self.index_doc(zapi.getUtility(IIntIds).register(relation), relation)
def unregister(self, relation):
self.unindex_doc(zapi.getUtility(IIntIds).getId(relation))
notify(RelationInvalidatedEvent(relation))
@ -152,7 +160,7 @@ class RelationRegistry(Catalog):
criteria[k] = (value, value)
return self.searchResults(**criteria)
class IIndexableRelation(Interface):
""" Provides the attributes needed for indexing relation objects in
a catalog-based registry.
@ -238,7 +246,7 @@ def setRelationSingle(relation, forSecond=True):
registry.unregister(oldRel)
registry.register(relation)
# events and handlers
class RelationInvalidatedEvent(ObjectEvent):