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class ExportsContext(object):
def __init__(self, parent, context):
self._parent = parent
self.context = context
def add(self, setting, value):
self._parent._context_add(self.context, setting, value)
def get_all(self, setting):
return self._parent.get_all(setting)
class Exports(object):
def __init__(self):
self._exports = {}
self._context_exports = {}
def new_context(self, context):
return ExportsContext(self, context)
def add(self, setting, value):
self._add(None, setting, value)
def _context_add(self, context, setting, value):
self._add(context, setting, value)
def _add(self, context, setting, value):
if context == None:
if not setting in self_exports:
self._exports[setting] = []
self._exports[setting].append(value)
else:
if not context in self._context_exports:
self._context_exports[context] = {}
if not setting in self._context_exports[context]:
self._context_exports[context][setting] = []
self._context_exports[context][setting].append(value)
def get_all(self, setting):
return self._exports.get(setting, []) + sum([
exports.get(setting, []) for exports in
self._context_exports.values()], [])
def purge_context(self, context):
if context in self._context_exports:
del self._context_exports[context]
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