def purge(event):
"""Asynchronously send PURGE requests
"""
request = event.request
context = event.object
annotations = IAnnotations(request, None)
if annotations is None:
return
paths = annotations.get(KEY, None)
if paths is None or not paths:
return
setSite(getattr(IComponentLookup(context, None), '__parent__'))
if not isCachePurgingEnabled(context):
return
purger = queryUtility(IPurger, context=context)
if purger is None:
return
settings = getUtility(ICachePurgingConfiglet, context=context)
for path in paths:
for url in getURLsToPurge(path, settings.cachingProxies):
purger.purgeAsync(url)
setSite(None)
def test_nested(self):
from zope.component import getGlobalSiteManager
from zope.component.interfaces import IComponentLookup
from zope.interface.registry import Components
gsm = getGlobalSiteManager()
gutil = _makeMyUtility('global', gsm)
gsm.registerUtility(gutil, IMyUtility, 'myutil')
sm1 = Components('sm1', bases=(gsm, ))
sm1_1 = Components('sm1_1', bases=(sm1, ))
util1 = _makeMyUtility('one', sm1)
sm1.registerUtility(util1, IMyUtility, 'myutil')
self.assertTrue(IComponentLookup(util1) is sm1)
self.assertTrue(self._callFUT(util1, IMyUtility, 'myutil') is gutil)
util1_1 = _makeMyUtility('one-one', sm1_1)
sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')
self.assertTrue(IComponentLookup(util1_1) is sm1_1)
self.assertTrue(self._callFUT(util1_1, IMyUtility, 'myutil') is util1)
def getSiteManager(context=None):
global base
if context is None:
if base is None:
from zope.component.globalregistry import base
return base
else:
# Use the global site manager to adapt context to `IComponentLookup`
# to avoid the recursion implied by using a local `getAdapter()` call.
try:
return IComponentLookup(context)
except TypeError, error:
raise ComponentLookupError(*error.args)
def setSiteManager(self, sm):
#if interfaces.ISite.providedBy(self):
# raise TypeError("Already a site")
if IComponentLookup.providedBy(sm):
self._sm = sm
sm.__name__ = '++etc++site'
sm.__parent__ = self
else:
raise ValueError('setSiteManager requires an IComponentLookup')
interface.directlyProvides(
self, interface.directlyProvidedBy(self), interfaces.ISite)
event.notify(interfaces.NewLocalSite(sm))
def getSiteManager(context=None):
"""A special hook for getting the site manager.
Here we take the currently set site into account to find the appropriate
site manager.
"""
if context is None:
return siteinfo.sm
# We remove the security proxy because there's no way for
# untrusted code to get at it without it being proxied again.
# We should really look look at this again though, especially
# once site managers do less. There's probably no good reason why
# they can't be proxied. Well, except maybe for performance.
sm = IComponentLookup(context, getGlobalSiteManager())
sm = removeSecurityProxy(sm)
return sm
def testSiteManagerSetup(self):
clearSite()
# The portal should be an ISite
self.assertTrue(ISite.providedBy(self.portal))
# There should be a IComponentRegistry
comp = IComponentLookup(self.portal)
IComponentRegistry.providedBy(comp)
# Test if we get the right site managers
gsm = getGlobalSiteManager()
sm = getSiteManager()
# Without setting the site we should get the global site manager
self.assertTrue(sm is gsm)
# Now we set the site, as it is done in url traversal normally
setSite(self.portal)
# And should get the local site manager
sm = getSiteManager()
self.assertTrue(aq_base(sm) is aq_base(comp))
def test_gsm_is_IComponentLookup(self):
from zope.component.globalregistry import base
from zope.component.interfaces import IComponentLookup
gsm = self._callFUT()
self.assertTrue(gsm is base)
self.assertTrue(IComponentLookup.providedBy(gsm))
def test_gsm_is_IComponentLookup(self):
from zope.component.globalregistry import base
from zope.component.interfaces import IComponentLookup
gsm = self._callFUT()
self.assertTrue(gsm is base)
self.assertTrue(IComponentLookup.providedBy(gsm))
def test_sm_is_IComponentLookup(self):
from zope.component.interfaces import IComponentLookup
sm = self._callFUT()
self.assertTrue(IComponentLookup.providedBy(sm))
def test_sm_is_IComponentLookup(self):
from zope.component.interfaces import IComponentLookup
sm = self._callFUT()
self.assertTrue(IComponentLookup.providedBy(sm))
