def getUtility(self, interface, name=''):
"""See IFiveUtilityRegistry interface
"""
c = self.queryUtility(interface, name)
if c is not None:
return c
raise ComponentLookupError(interface, name)
def getLocalServices(context):
"""Returns the service manager that contains `context`.
If `context` is a local service, returns the service manager
that contains that service. If `context` is a service manager,
returns `context`.
Otherwise, raises ``ComponentLookupError('Services')``
Basically, this overrides the one in Zope X3 3.0 so that it
uses acquisition instead of looking up __parent__. Monkey
patching Zope 3 sucks, but X3 3.0 leaves us no choice, really.
Fortunately, this will disappear in Zope 3.2, so we won't wet
our pants about this now..."""
# IMPORTANT
#
# This is not allowed to use any services to get its job done!
while not (context is None or IServiceService.providedBy(context)):
context = getattr(context, '__parent__',
aq_parent(aq_inner(context)))
if context is None:
raise ComponentLookupError('Services')
else:
return context
def getUtility(self, interface, name=''):
"""See IUtilityService interface
"""
c = self.queryUtility(interface, name)
if c is not None:
return c
raise ComponentLookupError(interface, name)
def serviceServiceAdapter(ob):
"""An adapter * -> IServiceService.
This is registered in place of the one in Zope 3 so that we lookup
using acquisition instead of ILocation.
"""
current = ob
while True:
if ISite.providedBy(current):
return current.getSiteManager()
current = getattr(current, '__parent__', aq_parent(aq_inner(current)))
if current is None:
raise ComponentLookupError("Could not adapt %r to"
" IServiceService" % (ob, ))
def getLocalServices(context):
"""Returns the service manager that contains `context`.
If `context` is a local service, returns the service manager
that contains that service. If `context` is a service manager,
returns `context`.
Otherwise, raises ``ComponentLookupError('Services')``
XXX Basically, this overrides the one in Zope3 X3.0 so that it
uses acquisition instead of looking up __parent__.
"""
# IMPORTANT
#
# This is not allowed to use any services to get its job done!
while not (context is None or ISiteManager.providedBy(context)):
context = aq_parent(aq_inner(context))
if context is None:
raise ComponentLookupError('Services')
else:
return context
def getService(self, name):
if name == 'dummy':
return self.dummy_service
raise ComponentLookupError(name)