def _get_schema(self, multiple=False, inline=False, request=False):
required = []
properties = OrderedDict()
schema = OrderedDict()
if not inline:
schema['id'] = self.name
schema['type'] = 'object'
for field_name, obj in self.fields.items():
field_object = obj.get('request') if request else obj.get('response')
if request and (obj.get('readOnly') or field_object.get('readOnly')):
continue
if obj.get('required') or field_object.get('required'):
required.append(field_name)
properties[field_name] = field_object
schema['required'] = required
schema['properties'] = properties
result = OrderedDict()
if multiple:
result['type'] = 'array'
result['items'] = OrderedDict(schema=schema)
else:
result = OrderedDict(schema=schema)
return result
def parameters(self):
parameters = super(DjangoFilterBackendIntrospector, self).parameters
filter_fields = getattr(self.view, 'filter_fields', [])
for field_name in filter_fields:
parameters.append(
OrderedDict({
'in': 'query',
'name': field_name,
'type': 'string',
'required': False,
'description': 'Filter parameter'
}))
parameters.append(
OrderedDict({
'in':
'query',
'name':
'o',
'description':
'Ordering parameter',
'type':
'string',
'enum':
list(filter_fields) +
list(map(lambda f: '-{0}'.format(f), filter_fields))
}))
return parameters
def parameters(self):
"""
Collects pagination parameters from pagination class
:return: Parameters array
:rtype: list
"""
parameters = super(LimitOffsetPaginationIntrospector, self).parameters
limit_query_param = getattr(self._instance, 'limit_query_param', None)
offset_query_param = getattr(self._instance, 'offset_query_param',
None)
default_limit = getattr(self._instance, 'default_limit', None)
if limit_query_param:
parameters.append(
OrderedDict([
('in', 'query'),
('name', limit_query_param),
('type', 'string'),
('description',
'Limit parameter (default={})'.format(default_limit)),
('required', False),
]))
if offset_query_param:
parameters.append(
OrderedDict([
('in', 'query'),
('name', offset_query_param),
('type', 'integer'),
('description', 'Offset parameter'),
('required', False),
]))
return parameters
def test_parameters(self):
expected_parameters = [
OrderedDict([('in', 'query'), ('name', u'limit'),
('type', 'string'),
('description', 'Limit parameter (default=None)'),
('required', False)]),
OrderedDict([('in', 'query'), ('name', u'offset'),
('type', 'integer'),
('description', 'Offset parameter'),
('required', False)])
]
parameters = self.introspector.parameters
self.assertEqual(parameters, expected_parameters)
def test_prepare_field(self):
expected_field_obj = OrderedDict([
('required', False), ('readOnly', False),
('response', OrderedDict([('type', 'string'), ('enum', ['a',
'b'])])),
('request', OrderedDict([('type', 'string'), ('enum', ['a',
'b'])]))
])
field = self.serializer.fields.fields['choices_field']
self.field_introspector = FieldIntrospector(field,
SerializerIntrospector)
field_obj = self.field_introspector.prepare_field_object()
self.assertEqual(expected_field_obj, field_obj)
def test_prepare_field_docstring(self):
expected_field_obj = OrderedDict([
('required', True), ('readOnly', False),
('response', OrderedDict([('type', 'string')])),
('request',
OrderedDict([('type', 'array'),
('items', OrderedDict([('type', 'string')]))]))
])
field = self.serializer.fields.fields['custom_field']
self.field_introspector = FieldIntrospector(field,
SerializerIntrospector)
field_obj = self.field_introspector.prepare_field_object()
self.assertEqual(expected_field_obj, field_obj)
def _operation(introspector):
operation = OrderedDict(
tags=introspector.tags,
summary=introspector.parser.get_summary(),
description=introspector.parser.get_description(),
parameters=introspector.parameters,
responses=introspector.responses,
security=introspector.security)
# Remove empty keys
for key, value in list(operation.items()):
if not value:
operation.pop(key)
return operation
def security_definitions(self):
"""
Collects authentication security definitions
:return: authentication security definitions
:rtype: dict
"""
security_definitions = super(TokenAuthenticationIntrospector,
self).security_definitions
security_definitions.update(
OrderedDict({
self.name: {
'type':
'apiKey',
'name':
'Authorization',
'in':
'header',
'description':
"""Clients should authenticate by passing the token key in the "Authorization"
HTTP header, prepended with the string "Token ". For example:
Authorization: Token 401f7ac837da42b97f613d789819ff93537bee6a"""
}
}))
return security_definitions
def test_security(self):
expected_result = [
OrderedDict([('djangorestframework_token_authentication', [])])
]
instance = TestTokenAuthView()
introspector = TokenAuthenticationIntrospector(instance)
self.assertEqual(expected_result, introspector.security)
def test_parameters(self):
expected_parameters = [
OrderedDict([('in', 'query'), ('name', u'page'),
('type', 'string'), ('description', 'Page parameter'),
('required', False)])
]
parameters = self.introspector.parameters
self.assertEqual(parameters, expected_parameters)
def test_parameters(self):
expected_result = [
OrderedDict({
'in': 'query',
'name': 'test_filter_field_1',
'type': 'string',
'required': False,
'description': 'Filter parameter',
}),
OrderedDict({
'in': 'query',
'name': 'test_filter_field_2',
'type': 'string',
'required': False,
'description': 'Filter parameter',
}),
OrderedDict({
'in':
'query',
'name':
'o',
'type':
'string',
'description':
'Ordering parameter',
'enum': [
'test_filter_field_1', 'test_filter_field_2',
'-test_filter_field_1', '-test_filter_field_2'
],
}),
]
instance = TestDjangoFilterBackendView()
introspector = DjangoFilterBackendIntrospector(instance,
DjangoFilterBackend)
self.assertEqual(sorted(expected_result[0]),
sorted(introspector.parameters[0]))
self.assertEqual(sorted(expected_result[1]),
sorted(introspector.parameters[1]))
self.assertEqual(sorted(expected_result[2]),
sorted(introspector.parameters[2]))
def prepare_field_object(self):
request, response = self._prepare_form_docstring()
result = OrderedDict()
result['required'] = getattr(self._field, 'required', False)
result['readOnly'] = getattr(self._field, 'read_only', False)
result['response'] = response or self._get_field_object()
result['request'] = request or self._get_field_object(request=True)
return result
def test_responses(self):
expected_empty_responses = OrderedDict([
(200, OrderedDict([('description', 'Empty response')]))
])
empty_responses = self.method_introspector.responses
self.assertEqual(empty_responses, expected_empty_responses)
serializer_responses = self.method_introspector_empty.responses
self.assertIn(200, serializer_responses)
self.assertIn('description', serializer_responses[200])
self.assertIn('schema', serializer_responses[200])
list_responses = self.method_introspector_list.responses
self.assertIn(200, list_responses)
self.assertIn('description', list_responses[200])
self.assertIn('schema', list_responses[200])
expected_destroy_responses = OrderedDict([
(204, OrderedDict([('description', 'OK')]))
])
destroy_responses = self.method_introspector_destroy.responses
self.assertEqual(destroy_responses, expected_destroy_responses)
def test_security_definitions(self):
expected_result = OrderedDict([('basic_authentication', {
'type':
'basic',
'description':
'Clients should authenticate by passing the base64 encoded username:password string\n'
' in the "Authorization HTTP header, prepended with the string "Basic ".\n'
' For example:\n Authorization: Basic dXNlcjpwYXNzd29yZA=='
})])
instance = TestBasicAuthView()
introspector = BasicAuthenticationIntrospector(instance)
self.assertEqual(expected_result, introspector.security_definitions)
def _prepare_docstring_field_object(field_object):
result = OrderedDict()
result['required'] = field_object.pop('required', False)
result['readOnly'] = field_object.pop('readOnly', False)
if 'response' not in field_object and 'request' not in field_object:
result['request'] = field_object
result['response'] = field_object
else:
result['request'] = field_object.get('request', field_object.get('response'))
result['response'] = field_object.get('response', field_object.get('request'))
return result
def get_operation(self):
"""
Get full swagger operation object
:return: swagger operation object
:rtype: OrderedDict
"""
operation = OrderedDict(tags=self.parser.get_tags(),
summary=self.parser.get_summary(),
description=self.parser.get_description(),
parameters=self.parameters,
produces=None,
consumes=None,
responses=self.responses,
security=self.security)
for key, value in list(operation.items()):
# Remove empty keys
if not value:
operation.pop(key)
return operation
def parameters(self):
parameters = super(OrderingFilterBackendIntrospector, self).parameters
ordering_fields = getattr(self.view, 'ordering_fields', [])
ordering_param = getattr(self._instance, 'ordering_param', 'ordering')
parameters.append(
OrderedDict({
'in': 'query',
'name': ordering_param,
'type': 'string',
'enum': ordering_fields
}))
return parameters
def responses(self):
"""
Create pagination responses
:return: Reponses object
:rtype: OrderedDict
"""
responses = super(BasePaginationIntrospector, self).responses
if self.si:
if self.response_fields:
response = OrderedDict([
('description', 'Pagination response'),
('schema',
OrderedDict([('type', 'object'),
('id', '{}Paginator'.format(self.si.name)),
('required', []),
('properties', OrderedDict())])),
])
for field, field_type in self.response_fields:
response['schema']['required'].append(field)
if field == self.results_field:
response['schema']['properties'][
field] = self.si.build_response_object(
multiple=True)
else:
response['schema']['properties'][field] = OrderedDict(
type=field_type)
responses[200] = response
else:
responses[200] = OrderedDict([
('description', 'Default response'),
('schema', self.si.build_response_object(multiple=True)),
])
return responses
def get_operation(self):
"""
Get full swagger operation object
:return: swagger operation object
:rtype: OrderedDict
"""
operation = OrderedDict(tags=self._get_tags(),
summary=self._get_summary(),
description=self._get_description(),
parameters=self._get_parameters(),
produces=self._get_produces(),
consumes=self._get_consumes(),
responses=self.responses,
security=self._get_security())
# TODO: SECURITY OBJECT SECURITY DEFINITIONS
for key, value in list(operation.items()):
# Remove empty keys
if not value:
operation.pop(key)
return operation
def test_parameters(self):
expected_result = [
OrderedDict({
'in': 'query',
'name': u'ordering',
'type': 'string',
'enum': ('test_filter_field_1', 'test_filter_field_2'),
})
]
instance = TestOrderingFilterView()
introspector = OrderingFilterBackendIntrospector(
instance, OrderingFilter)
self.assertEqual(expected_result, introspector.parameters)
def get_definitions(self):
"""
Return all serializer definitions found in api
:return: definitions
:rtype: dict
"""
definitions = OrderedDict()
for serializer in set(self.serializers):
si = SerializerIntrospector(serializer)
definitions[si.name] = si.build_response_object(
inline=True)['schema']
# tricky dumps and loads for django specific fields
return json.loads(json.dumps(definitions, cls=LazyEncoder))
def _collect_fields(self):
serializer_fields = self._get_serializer_fields()
docstring_fields = self._get_docstring_fields()
_fields = OrderedDict()
fields_set = set(serializer_fields.keys()).union(docstring_fields.keys())
for field_name in fields_set:
if field_name in docstring_fields:
field_object = docstring_fields[field_name]
_fields[field_name] = self._prepare_docstring_field_object(field_object)
else:
fi = FieldIntrospector(serializer_fields[field_name], self.__class__)
_fields[field_name] = fi.prepare_field_object()
return _fields
def test_security_definitions(self):
expected_result = OrderedDict([('djangorestframework_token_authentication', {
'description':
'Clients should authenticate by passing the token key in the "Authorization"\n'
' HTTP header, prepended with the string "Token ". For example:\n'
' Authorization: Token 401f7ac837da42b97f613d789819ff93537bee6a',
'type':
'apiKey',
'name':
'Authorization',
'in':
'header'
})])
instance = TestTokenAuthView()
introspector = TokenAuthenticationIntrospector(instance)
self.assertEqual(expected_result, introspector.security_definitions)
def _get_docstring_fields(self):
"""
Collect custom serializer fields described in serializer docstring
:rtype: OrderedDict
"""
if not inspect.isclass(self.serializer):
self.serializer = self.serializer.__class__
parser = YAMLDocstringParser()
for cls in inspect.getmro(self.serializer):
parser.update(inspect.getdoc(cls))
doc_fields = parser.schema.get('fields', OrderedDict())
return doc_fields
def parameters(self):
"""
Collects pagination parameters from pagination class
:return: Parameters array
:rtype: list
"""
parameters = super(PageNumberPaginationIntrospector, self).parameters
page_query_param = getattr(self._instance, 'page_query_param', None)
if page_query_param:
parameters.append(
OrderedDict([
('in', 'query'),
('name', page_query_param),
('type', 'string'),
('description', 'Page parameter'),
('required', False),
]))
return parameters
def security_definitions(self):
"""
Collects authentication security definitions
:return: authentication security definitions
:rtype: dict
"""
security_definitions = super(BasicAuthenticationIntrospector,
self).security_definitions
security_definitions.update(
OrderedDict({
self.name: {
'type':
'basic',
'description':
"""Clients should authenticate by passing the base64 encoded username:password string
in the "Authorization HTTP header, prepended with the string "Basic ".
For example:
Authorization: Basic dXNlcjpwYXNzd29yZA=="""
}
}))
return security_definitions
def test_responses(self):
expected_responses = OrderedDict([
(200,
OrderedDict([
('description', 'Pagination response'),
('schema',
OrderedDict([
('type', 'object'),
('id', 'TestSimpleSerializerPaginator'),
('required', ['count', 'next', 'previous', 'results']),
('properties',
OrderedDict([
('count', OrderedDict([('type', 'integer')])),
('next', OrderedDict([('type', 'string')])),
('previous', OrderedDict([('type', 'string')])),
('results',
OrderedDict([
('type', 'array'),
('items',
OrderedDict([
('schema',
OrderedDict([
('id', 'TestSimpleSerializer'),
('type', 'object'), ('required', []),
('properties',
OrderedDict([('test_field',
OrderedDict([
('type',
'integer'),
('minimum', 0),
('maximum', 10),
('default', 5)
]))]))
]))
]))
]))
]))
]))
]))
])
responses = self.introspector.responses
self.assertEqual(expected_responses, responses)
def _get_field_object(self, request=False):
"""
Creates swagger object for field for request or response
:param request: is this object for request?
:return: swagger object
:rtype: OrderedDict
"""
if isinstance(self._field, BaseSerializer):
if getattr(self._field, 'many', None):
result = {
'type':
'array',
'items':
self._serializer_inrospector_class(
self._field).build_response_object(),
}
else:
result = self._serializer_inrospector_class(
self._field).build_response_object()
else:
field_type, data_type, data_format = self._get_field_type(
self._field)
if data_type == 'file' and not request:
data_type = 'string'
result = OrderedDict(type=data_type)
# Retrieve Field metadata
max_val = getattr(self._field, 'max_value', None)
min_val = getattr(self._field, 'min_value', None)
max_length = getattr(self._field, 'max_length', None)
default = self._get_default_value()
description = getattr(self._field, 'help_text', '')
if data_format:
result['format'] = data_format
if max_val is not None and data_type in ('integer', 'number'):
result['minimum'] = min_val
if max_val is not None and data_type in ('integer', 'number'):
result['maximum'] = max_val
if max_length is not None and data_type == 'string':
result['maxLength'] = max_length
if description:
result['description'] = description
if default is not None:
result['default'] = default
if field_type in ['multiple choice', 'choice']:
if isinstance(self._field.choices, dict):
result['enum'] = [k for k in self._field.choices]
if all(
isinstance(item, int)
for item in result.get('enum', ['1'])):
result['type'] = 'integer'
return result
def test_security(self):
expected_result = [OrderedDict([('basic_authentication', [])])]
instance = TestBasicAuthView()
introspector = BasicAuthenticationIntrospector(instance)
self.assertEqual(expected_result, introspector.security)
def responses(self):
"""
Collects method responses
:return: swagger responses object
:rtype: OrderedDict
"""
responses = OrderedDict()
responses.update(self.introspector.responses)
responses.update(super(BaseMethodIntrospector, self).responses)
serializer = self._get_serializer()
if serializer and not responses.get(200, None):
si = SerializerIntrospector(serializer)
if 'list' in self.method.lower():
pagination_introspector = get_pagination_introspector(
self.view, si=si)
responses.update(pagination_introspector.responses)
else:
response = OrderedDict([
('description', 'Default response'),
('schema', si.build_response_object()['schema']),
])
responses[200] = response
status_code = self.STATUS_CODES.get(self.method,
self.DEFAULT_STATUS_CODE)
response = responses.pop(200, None)
# TODO this code wants to be rewritten
if response:
if status_code == status.HTTP_204_NO_CONTENT:
response.pop('schema', None)
if not responses.get(status_code, None):
responses[status_code] = response
if status_code not in responses:
response = OrderedDict([
('description', 'Empty response'),
])
responses[status_code] = response
return responses