Python component.provideHandler函数代码示例

def main(argv=None):
    """
    run this as a cron job and execute all
    time based transitions
    """
    db = create_engine('postgres://localhost/bungeni', echo=False)
    component.provideUtility( db, IDatabaseEngine, 'bungeni-db' )
    model.metadata.bind = db
    session = Session()
    component.provideAdapter(
      bungeni.core.workflows.states.WorkflowState,
      (bungeni.core.interfaces.IBungeniContent,))

    component.provideAdapter(
      bungeni.core.workflows.question.QuestionWorkflowAdapter,
      (domain.Question,))

    component.provideAdapter(
      bungeni.core.workflows.states.StateWorkflowInfo,
      (domain.Question,))

    component.provideHandler(
      bungeni.core.workflows.question.workflowTransitionEventDispatcher)
    # add autitor for time based transitions
    #component.provideAdapter(
    #    (bungeni.core.interfaces.IAuditable, bungeni.core.interfaces.IQuestion, ),
    #    (domain.Question, ))
    #component.provideAdapter( audit.objectModified, 
    #(domain.Question, bungeni.core.interfaces.IAuditable, ))
    
    deferAdmissibleQuestions() 
    session.flush()
    session.commit()

    def __init__(self, connection_id, site_id, user_id=None,
                 logger=None, handler=None):

        h = self.headers = []
        h.append('User-Agent: AMQP Consuming Server')
        h.append('Accept: text/html,text/plain')
        h.append('Host: %s' % socket.gethostname())

        self.logger = LogHelper(logger)
        self.log_info(("AMQP Consuming Server for connection '%s' started "
                       "(site '%s' user: '%s')")\
                      % (connection_id, site_id, user_id))

        if handler is None:
            # for unit testing
            handler = handle
        self.zhandler = handler

        self.connection_id = connection_id
        self.site_id = site_id
        self.user_id = user_id

        self.consumers = []
        provideHandler(self.on_before_broker_connect,
                       [IBeforeBrokerConnectEvent])

 def setUp(cls):
     # Register event subscribers
     from Products.ExtFile.tests.testCopySupportEvents import ITestItem
     from Products.ExtFile.tests.testCopySupportEvents import ITestFolder
     from Products.ExtFile.tests.testCopySupportEvents import eventlog
     component.provideHandler(eventlog.trace, (ITestItem, IObjectEvent))
     component.provideHandler(eventlog.trace, (ITestFolder, IObjectEvent))

    def test_filtered_handler(self):
        from zope.schema import Text
        field = Text(
            __name__='testing',
            description=u'DESCRIPTION',
            default=u'DEFAULT',
            required=True,
        )
        prop = self._makeOne(field=field)

        class IFoo(interface.Interface):
            """
            """

        @interface.implementer(IFoo)
        class Foo(object):
            testing = prop
        foo = Foo()

        logs = []

        @component.adapter(IFoo, schema.Text, schema.interfaces.IFieldUpdatedEvent)
        def add_field_events(obj, field, event):
            logs.append((obj, field, event))

        component.provideHandler(add_field_events)

        self.assertEqual(len(logs), 0)
        foo.testing = u'Bla'
        self.assertEqual(len(logs), 1)
        event_inst, event_field, _event = logs[0]
        self.assertEqual(event_inst, foo)
        self.assertEqual(event_field, field)

    def test_update_inherit(self):
        """ tests update inherit method

        We are owner of the portal, with inheritance we are also owner of
        the repo and dossier. If we disable role aquisition on context,
        we lose the role 'owner' on the context
        """

        # Mock event handlers
        provideHandler(factory=self.mock_event.mock_handler, adapts=[ILocalRolesAcquisitionBlocked])
        provideHandler(factory=self.mock_event.mock_handler, adapts=[ILocalRolesAcquisitionActivated])

        # We disable locale role aquisition on dossier
        self.view_dossier.update_inherit(False, reindex=False)
        last_event = self.mock_event.last_event()
        self.assertTrue(ILocalRolesAcquisitionBlocked.providedBy(last_event))
        self.assertEquals(last_event.object, self.dossier)

        # we disable it again,it shouldn't fire a event because nothing changed
        self.view_dossier.update_inherit(False, reindex=False)
        self.assertEquals(last_event, self.mock_event.last_event())

        # # We enable locale role aquisition on dossier
        self.view_dossier.update_inherit(True, reindex=False)
        # and check the fired event
        last_event = self.mock_event.last_event()
        self.assertTrue(ILocalRolesAcquisitionActivated.providedBy(last_event))
        self.assertEquals(last_event.object, self.dossier)

        # we disable it again,it shouldn't fire a event because nothing changed
        self.view_dossier.update_inherit(True, reindex=False)
        self.assertEquals(last_event, self.mock_event.last_event())

    def test_subscriber(self):
        from zope.schema import Text
        field = Text(
            __name__='testing',
            description=u'DESCRIPTION',
            default=u'DEFAULT',
            required=True,
        )
        prop = self._makeOne(field=field)

        class Foo(object):
            testing = prop
        foo = Foo()

        logs = []

        @component.adapter(schema.interfaces.IFieldUpdatedEvent)
        def add_field_event(event):
            logs.append(event)

        component.provideHandler(add_field_event)

        self.assertEqual(len(logs), 0)
        foo.testing = u'Bla'
        self.assertEqual(len(logs), 1)
        event = logs[0]
        self.assertEqual(event.field, field)
        self.assertEqual(event.inst, foo)

 def setUp(self):
     self.site = DummySite('site')
     self.site._setObject('portal_types', DummyTool())
     self.site._setObject('portal_workflow', WorkflowTool())
     self._constructDummyWorkflows()
     
     provideHandler(react.object_transitioned)

def load_notification_config(file_name, domain_class):
    """Loads the notification configuration for each document
    """
    notifications_utility = component.getUtility(INotificationsUtility)
    path = capi.get_path_for("notifications")
    file_path = os.path.join(path, file_name)
    notification = capi.schema.validate_file_rng("notifications", file_path)
    item_type = file_name.split(".")[0]
    notifications_utility.register_item_type(domain_class, item_type)
    for notify in notification.iterchildren("notify"):
        roles = capi.schema.qualified_roles(notify.get("roles"))
        for role in roles:
            assert component.queryUtility(IRole, role, None), \
                "Notifications configuration error : " \
                "Invalid role - %s. file: %s, state : %s" % (
                role, file_name)
        if notify.get("onstate"):
            states = notify.get("onstate").split()
            for state in states:
                notifications_utility.set_transition_based_notification(
                        domain_class, state, roles)
        elif notify.get("afterstate"):
            states = notify.get("afterstate").split()
            time = notify.get("time")
            for state in states:
                notifications_utility.set_time_based_notification(
                        domain_class, state, roles, time)
        else:
            raise ValueError("Please specify either onstate or afterstate")
    # Register subscriber for domain class
    component.provideHandler(queue_notification,
        adapts=(domain_class, IWorkflowTransitionEvent))

    def __init__(self, parent):

        MicroViewPlugIn.MicroViewPlugIn.__init__(self, parent)

        self._helpLink = "isosurface-isosurface-tool"

        # Create a geometry writer
        (self._writer, self._ft) = vtkLoadWriters.LoadGeometryWriters()

        # create a gui container for this plugin
        MicroViewPlugIn.MicroViewPlugIn.CreatePluginDialogFrame(self, parent)

        self._color = (1.0, 1.0, 1.0)
        self._filename = None

        self._app_states = {}
        self._current_image_index = None

        self._transform = None

        # create remaining gui
        self.CreateGUI()

        # listen to certain zope events
        component.provideHandler(self.onModelModifiedEvent)
        component.provideHandler(self.onROIEnabledEvent)
        component.provideHandler(self.OnImageChangeEvent)
        component.provideHandler(self.OnNoImagesLoadedEvent)
        component.provideHandler(self.OnCurrentImageClosingEvent)

        # Invoke an event to react to currently loaded image
        self.InvokeImageLoadedEvent()

def setUp(test):
    site = setup.placefulSetUp(True)
    site.__name__ = u'portal'
    setup.setUpTestAsModule(test, name='zojax.principal.users.TESTS')

    setUpContents()

    pau = PluggableAuthentication('xyz_')
    component.provideUtility(pau, IAuthentication)
    component.provideAdapter(SiteManagerAdapter)
    component.provideAdapter(FoundPrincipalFactory)

    component.provideAdapter(foundsubscriber.getInternalPrincipal)
    component.provideHandler(foundsubscriber.foundPrincipalCreated)

    component.provideAdapter(adapters.PrincipalLogin)
    component.provideAdapter(adapters.PasswordChanger)
    component.provideAdapter(adapters.PrincipalMailAddress)

    component.provideUtility(adapters.PrincipalByLogin(),
                             name='zojax.principal.users.principals')
    component.provideUtility(adapters.PrincipalByEMail(),
                             name='zojax.principal.users.principals')

    ptool = PasswordTool()
    ptool.passwordManager = 'MD5'
    component.provideUtility(ptool)

    def testObject_pasteUncommitOnException(self):
        """Ensure that pasted objects aren't commited if an IObjectMovedEvent raises an exception.
        See https://dev.plone.org/ticket/9365
        """
        # register event handler
        provideHandler(failingEventHandler, [IContentish, IObjectMovedEvent])
        try:
            browser = self.getBrowser()
            browser.open(self.folder['source-folder']['doc'].absolute_url())
            browser.getLink('Cut').click()
            browser.open(self.folder['destination-folder'].absolute_url())
            try:
                browser.getLink('Paste').click()
            except HTTPError:
                # a HTTP 500 Server error is currently expected,
                # unless we find a better way to abort the
                # transaction.
                pass

            # test if document is not moved
            self.assertTrue('doc' in self.folder['source-folder'])
            self.assertFalse('doc' in self.folder['destination-folder'])

        finally:
            # unregister event handler
            getGlobalSiteManager().unregisterHandler(
                failingEventHandler, [IContentish, IObjectMovedEvent])

 def test_deserializer_notifies_object_modified(self):
     def handler(obj, event):
         obj._handler_called = True
     provideHandler(handler, (IDexterityItem, IObjectModifiedEvent,))
     self.deserialize(body='{"test_textline_field": "My Item"}')
     self.assertTrue(getattr(self.portal.doc1, '_handler_called', False),
                     'IObjectEditedEvent not notified')

    def testFolderNotifyAddedEvent(self):
        from zope.component import adapter
        from zope.component import provideHandler
        from zope.lifecycleevent import ObjectAddedEvent

        e = GroupByDateAction()
        e.base_folder = "/target"
        e.container = "Folder"

        class Handler(object):
            def __init__(self):
                self.invocations = []
                self.counter = 0

            @adapter(ObjectAddedEvent)
            def handler(self, event):
                obj = event.object
                self.counter += 1
                if obj not in self.invocations:
                    self.invocations.append(obj)

        self.handler = Handler()
        provideHandler(self.handler.handler)

        ex = getMultiAdapter((self.folder, e, DummyEvent(self.folder.d1)), IExecutable)
        self.assertTrue(ex())
        invocations = self.handler.invocations
        self.assertEqual(len(invocations), 3)
        self.assertEqual(self.handler.counter, 3)
        self.assertEqual(invocations[0].getId(), "2009")
        self.assertEqual(invocations[1].getId(), "04")
        self.assertEqual(invocations[2].getId(), "22")

 def test_deserializer_notifies_object_edited(self):
     def handler(obj, event):
         obj._handler_called = True
     provideHandler(handler, (IBaseObject, IObjectEditedEvent,))
     self.doc1.unmarkCreationFlag()
     self.deserialize(body='{"testStringField": "Updated"}')
     self.assertTrue(getattr(self.doc1, '_handler_called', False),
                     'IObjectEditedEvent not notified')

 def setUp(self):
     setHooks()
     context = config.ConfigurationMachine()
     xmlconfig.registerCommonDirectives(context)
     for feature in self.features:
         context.provideFeature(feature)
     self.context = self._load_zcml(context)
     provideHandler(events.append, (None,))