# We can do it with a zcml file or manually.
# We init it here, just to have the view lookup working.
from crom import monkey, implicit
monkey.incompat() # incompat means it changes the behavior of the iface
implicit.initialize() # we create a new registry and make it the default
# we define our publisher
from cromlech.dawnlight import DawnlightPublisher
from cromlech.browser.interfaces import IView
from cromlech.dawnlight import ViewLookup, view_locator
from cromlech.webob.request import Request
def query_view(request, context, name=""):
return IView.component(context, request, name=name)
view_lookup = ViewLookup(view_locator(query_view))
Publisher = DawnlightPublisher(view_lookup=view_lookup)
# We read the zodb conf and initialize it
from cromlech.zodb import init_db_from_file
with open(config['zodb']['config'], 'r') as fd:
db = init_db_from_file(fd)
# We create our ZODB connection manager
import transaction
from cromlech.zodb.controlled import Connection
class ZODBApplication(object):
def __init__(self, db):
self.db = db
# used by the form.
auth = Auth({
'demo': 'demo',
'admin': 'admin',
'grok': 'grok',
})
# The publisher is a 2 times component that is in charge of looking up
# the model and the view, given an URL.
# It relies on traversers to handle the publishing.
# Here, we provide a custom way to retrieve views, using a security-aware
# function.
# See `dawnlight` and `cromlech.dawnlight` for more information.
publisher = DawnlightPublisher(
view_lookup=ViewLookup(view_locator(secure_query_view)),
).publish
class Session(object):
def __init__(self, session):
self.session = session
def __enter__(self):
setSession(self.session)
return self.session
def __exit__(self, type, value, traceback):
# Traceback or not, we reset the session thread-local.
# Exiting the block, we don't want the session set.
from dolmen.template import TALTemplate
from cromlech.dawnlight import ViewLookup
from cromlech.dawnlight import view_locator, query_view
from cromlech.configuration.utils import load_zcml
from cromlech.i18n import register_allowed_languages
TEMPLATES_DIR = os.path.join(os.path.dirname(__file__), 'templates')
def get_template(filename):
return TALTemplate(os.path.join(TEMPLATES_DIR, filename))
view_lookup = ViewLookup(view_locator(query_view))
def configuration(global_conf, zcml_file, langs):
"""A factory for the configuration middleware.
It's usually used to initialize some parameters,
register components and possibly wrap the requested
apps.
"""
# Read the ZCML
# -------------
# We make sure it's called only once.
# There's no builtin safeguard to verify that.
load_zcml(zcml_file)
unconsumed = stack[:]
while unconsumed:
for consumer in self.lookup(obj):
any_consumed, obj, unconsumed = consumer(
request, obj, unconsumed)
if any_consumed:
notify(BeforeTraverseEvent(obj, request))
break
else:
break
notify(ModelFoundEvent(obj, request))
return obj, unconsumed
located_view = ViewLookup(view_locator(query_view))
base_model_lookup = UVCModelLookup()
class Site(object):
def __init__(self, model, name):
self.model = model
self.name = name
def __enter__(self):
root = self.model(self.name)
setSite(root)
return root
def __exit__(self, exc_type, exc_value, traceback):
# -*- coding: utf-8 -*-
from .utils import security_check as component_protector
from . import Principal, Interaction, unauthenticated_principal
from cromlech.dawnlight import DawnlightPublisher
from cromlech.dawnlight import ViewLookup, view_locator, query_view
from ul.browser.publication import Publication, base_model_lookup
from cromlech.browser import getSession
from zope.security.proxy import removeSecurityProxy
secured_view = ViewLookup(component_protector(view_locator(query_view)))
class SecurePublication(Publication):
layers = None
def get_publisher(self,
view_lookup=secured_view,
model_lookup=base_model_lookup):
publisher = DawnlightPublisher(model_lookup, view_lookup)
return publisher.publish
def get_credentials(self, environ):
session = getSession()
user = environ.get('REMOTE_USER') or session.get('username')
return user
def principal_factory(self, username):
if username:
def restful_query_view(request, obj, name=""):
method = request.method
target = methods.get(method)
result = queryMultiAdapter((obj, request), target, name=name)
if result is None and method != FALLBACK:
result = queryMultiAdapter((obj, request), target, name=name)
return result
def view_querier(request, obj, name=""):
if IRESTRequest.providedBy(request):
return restful_query_view(request, obj, name)
return query_view(request, obj, name)
view_lookup = ViewLookup(view_locator(view_querier))
class Site(object):
def __init__(self, root):
self.root = root
def __enter__(self):
setSite(self.root)
return self.root
def __exit__(self, exc_type, exc_value, traceback):
setSite()
# -*- coding: utf-8 -*-
from .utils import security_check as component_protector
from . import Principal, Interaction, unauthenticated_principal
from cromlech.dawnlight import DawnlightPublisher
from cromlech.dawnlight import ViewLookup, view_locator, query_view
from ul.browser.publication import Publication, base_model_lookup
from cromlech.browser import getSession
from zope.security.proxy import removeSecurityProxy
secured_view = ViewLookup(component_protector(view_locator(query_view)))
class SecurePublication(Publication):
layers = None
def get_publisher(
self, view_lookup=secured_view, model_lookup=base_model_lookup):
publisher = DawnlightPublisher(model_lookup, view_lookup)
return publisher.publish
def get_credentials(self, environ):
session = getSession()
user = environ.get('REMOTE_USER') or session.get('username')
return user
def principal_factory(self, username):
if username:
# It behaves like a dict but has an additional `authenticate` method
# used by the form.
auth = Auth({
'demo': 'demo',
'admin': 'admin',
})
# The publisher is a 2 times component that is in charge of looking up
# the model and the view, given an URL.
# It relies on traversers to handle the publishing.
# Here, we provide a custom way to retrieve views, using a security-aware
# function.
# See `dawnlight` and `cromlech.dawnlight` for more information.
publisher = DawnlightPublisher(
view_lookup=ViewLookup(view_locator(secure_query_view)),
).publish
class Session(object):
def __init__(self, session):
self.session = session
def __enter__(self):
setSession(self.session)
return self.session
def __exit__(self, type, value, traceback):
# Traceback or not, we reset the session thread-local.
# Exiting the block, we don't want the session set.
