def __init__(self,
route_name,
request_method,
schema=None,
use_fields=False,
auto_camelcase=True):
self.route_name = route_name
self.request_method = request_method
self.schema = schema
self.fields_schema = None
if use_fields:
self.fields_schema = SearchFields()
self.auto_camelcase = auto_camelcase
def __init__(
self, route_name, request_method, schema=None, use_fields=False,
auto_camelcase=True):
self.route_name = route_name
self.request_method = request_method
self.schema = schema
self.fields_schema = None
if use_fields:
self.fields_schema = SearchFields()
self.auto_camelcase = auto_camelcase
class InputSchemaView(object):
schema_type = 'request'
def __init__(
self, route_name, request_method, schema=None, use_fields=False,
auto_camelcase=True):
self.route_name = route_name
self.request_method = request_method
self.schema = schema
self.fields_schema = None
if use_fields:
self.fields_schema = SearchFields()
self.auto_camelcase = auto_camelcase
def __call__(self, wrapped):
def decorator(context, request):
context.input_schema = self.schema
context.structure = {}
if self.schema:
structure = self.get_structure(request, self.schema)
context.structure = self.schema.deserialize(structure) or {}
# Construct output fields
context.include_fields = set()
context.exclude_fields = set()
if self.fields_schema:
fields_structure = self.get_structure(request, self.fields_schema)
fields = self.fields_schema.deserialize(fields_structure)
if fields:
context.include_fields.update(
self.decode_key(f) for f in fields.get('field', []))
context.include_fields.update(
self.decode_key(f) for f in fields.get('fields', []))
context.exclude_fields.update(
self.decode_key(f) for f in fields.get('exclude_field', []))
context.exclude_fields.update(
self.decode_key(f) for f in fields.get('exclude_fields', []))
return wrapped(context, request)
return decorator
def decode_key(self, key):
return uncamelcase(key) if self.auto_camelcase else key
def encode_key(self, key):
return camelcase(key) if self.auto_camelcase else key
def get_structure(self, request, schema):
method = request.method.upper()
if method in ('PUT', 'POST'):
request_values = request.POST.dict_of_lists()
elif method == 'DELETE':
request_values = request.DELETE.dict_of_lists()
else:
request_values = request.GET.dict_of_lists()
return self.construct_structure(schema, request_values)
def construct_structure(self, schema, values, padding=None):
name = self.encode_key(schema.name)
if padding and name:
name = '%s.%s' % (padding, name)
if isinstance(schema.typ, Sequence):
child = schema.children[0]
find_exact_name = not isinstance(child.typ, (Sequence, Tuple, Mapping))
result = []
for values in construct_sequence_items(name, values):
value = self.construct_structure(child, values, padding=name)
if value is not None:
result.append(value)
if find_exact_name:
exact_value = values.get(name)
if exact_value:
result.append(exact_value)
return result
elif isinstance(schema.typ, Tuple):
raise NotImplementedError('Tuple type need to be implemented')
elif isinstance(schema.typ, Mapping):
result = {}
for child in schema.children:
value = self.construct_structure(child, values, padding=name)
if value is not None:
result[child.name] = value
return result
else:
for key, value in values.items():
if value and key == name:
if is_nonstr_iter(value):
return value.pop(0)
else:
return value
class InputSchemaView(object):
schema_type = 'request'
def __init__(self,
route_name,
request_method,
schema=None,
use_fields=False,
auto_camelcase=True):
self.route_name = route_name
self.request_method = request_method
self.schema = schema
self.fields_schema = None
if use_fields:
self.fields_schema = SearchFields()
self.auto_camelcase = auto_camelcase
def __call__(self, wrapped):
def decorator(context, request):
context.input_schema = self.schema
context.structure = {}
if self.schema:
structure = self.get_structure(request, self.schema)
context.structure = self.schema.deserialize(structure) or {}
# Construct output fields
context.include_fields = set()
context.exclude_fields = set()
if self.fields_schema:
fields_structure = self.get_structure(request,
self.fields_schema)
fields = self.fields_schema.deserialize(fields_structure)
if fields:
context.include_fields.update(
self.decode_key(f) for f in fields.get('field', []))
context.include_fields.update(
self.decode_key(f) for f in fields.get('fields', []))
context.exclude_fields.update(
self.decode_key(f)
for f in fields.get('exclude_field', []))
context.exclude_fields.update(
self.decode_key(f)
for f in fields.get('exclude_fields', []))
return wrapped(context, request)
return decorator
def decode_key(self, key):
return uncamelcase(key) if self.auto_camelcase else key
def encode_key(self, key):
return camelcase(key) if self.auto_camelcase else key
def get_structure(self, request, schema):
method = request.method.upper()
if method in ('PUT', 'POST'):
request_values = request.POST.dict_of_lists()
elif method == 'DELETE':
request_values = request.DELETE.dict_of_lists()
else:
request_values = request.GET.dict_of_lists()
return self.construct_structure(schema, request_values)
def construct_structure(self, schema, values, padding=None):
name = self.encode_key(schema.name)
if padding and name:
name = '%s.%s' % (padding, name)
if isinstance(schema.typ, Sequence):
child = schema.children[0]
find_exact_name = not isinstance(child.typ,
(Sequence, Tuple, Mapping))
result = []
for values in construct_sequence_items(name, values):
value = self.construct_structure(child, values, padding=name)
if value is not None:
result.append(value)
if find_exact_name:
exact_value = values.get(name)
if exact_value:
result.append(exact_value)
return result
elif isinstance(schema.typ, Tuple):
raise NotImplementedError('Tuple type need to be implemented')
elif isinstance(schema.typ, Mapping):
result = {}
for child in schema.children:
value = self.construct_structure(child, values, padding=name)
if value is not None:
result[child.name] = value
return result
else:
for key, value in values.items():
if value and key == name:
if is_nonstr_iter(value):
return value.pop(0)
else:
return value
