def deserialize(self, node, cstruct):
# cstruct is app name
if not cstruct:
raise colander.Invalid(node, _('Required'))
try:
app_factory = self.loader.get_app_factory(cstruct)
return app_factory
except Exception, e:
raise colander.Invalid(
node,
_('"${val}" is invalid (${err})',
mapping={'val':cstruct, 'err': e})
)
def serialize(self, node, appstruct):
if appstruct in (colander.null, None):
return colander.null
if isinstance(appstruct, basestring):
appstruct = urlparse.urlparse(appstruct)
try:
return appstruct.geturl()
except Exception:
raise colander.Invalid(node,
_('"${val}" is not a urlparse.ParseResult',
mapping={'val':appstruct}),
)
def deserialize(self, node, cstruct):
if not cstruct:
return colander.null
try:
r = urlparse.urlparse(cstruct)
# require absolute urls
if not r.scheme or not r.netloc or not r.hostname:
raise Exception()
# poke at stuff to make sure the parts are valid:
r.port, r.username, r.password
return r
except Exception, e:
raise colander.Invalid(node,
_('"${val}" is not a URL (${err})',
mapping={'val':cstruct, 'err': e})
)