def validate(self, extra_validators=None):
self._errors = None
success = True
for name, field in iteritems(self._fields):
if extra_validators is not None and name in extra_validators:
extra = extra_validators[name]
else:
extra = tuple()
if not field.validate(self, extra):
success = False
return success
def process(self, jsondata=None, obj=None, data=None, **kwargs):
jsondata = self.meta.wrap_jsondata(self, jsondata)
if data is not None:
kwargs = dict(data, **kwargs)
for name, field, in iteritems(self._fields):
if obj is not None and hasattr(obj, name):
field.process(jsondata, getattr(obj, name))
elif name in kwargs:
field.process(jsondata, kwargs[name])
else:
field.process(jsondata)
def __init__(self,
jsondata=None,
obj=None,
prefix='',
data=None,
meta=None,
**kwargs):
meta_obj = self._json_meta()
if meta is not None and isinstance(meta, dict):
meta_obj.update_values(meta)
super(Json, self).__init__(self._unbound_fields,
meta=meta_obj,
prefix=prefix)
for name, field in iteritems(self._fields):
# Set all the fields to attributes so that they obscure the class
# attributes with the same names.
setattr(self, name, field)
self.process(jsondata, obj, data=data, **kwargs)
def errors(self):
if self._errors is None:
self._errors = dict((name, f.errors)
for name, f in iteritems(self._fields)
if f.errors)
return self._errors
def data(self):
return dict((name, f.data) for name, f in iteritems(self._fields))
def populate_obj(self, obj):
for name, field in iteritems(self._fields):
field.populate_obj(obj, name)