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Build # 461

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Pull #165

travis-ci

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<a href="https://github.com/graphql-python/graphene-mongo/commit/<a class=hub.com/graphql-python/graphene-mongo/commit/6644d98685a9806f4fe8a6e5c875a220feca6ae7">6644d9868<a href="https://github.com/graphql-python/graphene-mongo/commit/6644d98685a9806f4fe8a6e5c875a220feca6ae7">">Merge </a><a class="double-link" href="https://github.com/graphql-python/graphene-mongo/commit/<a class="double-link" href="https://github.com/graphql-python/graphene-mongo/commit/fc942bff6836efa8286a2236d522bbda4a554c88">fc942bff6</a>">fc942bff6</a><a href="https://github.com/graphql-python/graphene-mongo/commit/6644d98685a9806f4fe8a6e5c875a220feca6ae7"> into 9c2f8a8df">9c2f8a8df</a>

Pull Request Pull Request #165: Bug fix feat retrieving queried fields only

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85.02

/graphene_mongo/fields.py

from __future__ import absolute_import

from collections import OrderedDict
from functools import partial, reduce

import graphene
import mongoengine
from bson import DBRef
from graphene import Context
from graphene.types.utils import get_type
from graphene.utils.str_converters import to_snake_case
from graphql import ResolveInfo
from mongoengine.base import get_document
from promise import Promise
from graphql_relay import from_global_id
from graphene.relay import ConnectionField
from graphene.types.argument import to_arguments
from graphene.types.dynamic import Dynamic
from graphene.types.structures import Structure
from graphql_relay.connection.arrayconnection import cursor_to_offset
from mongoengine import QuerySet

from .advanced_types import (
    FileFieldType,
    PointFieldType,
    MultiPolygonFieldType,
    PolygonFieldType,
)
from .converter import convert_mongoengine_field, MongoEngineConversionError
from .registry import get_global_registry
from .utils import get_model_reference_fields, get_query_fields, find_skip_and_limit, \
    connection_from_iterables


class MongoengineConnectionField(ConnectionField):
    def __init__(self, type, *args, **kwargs):
        get_queryset = kwargs.pop("get_queryset", None)
        if get_queryset:
            assert callable(
                get_queryset
            ), "Attribute `get_queryset` on {} must be callable.".format(self)
        self._get_queryset = get_queryset
        super(MongoengineConnectionField, self).__init__(type, *args, **kwargs)

    @property
    def type(self):
        from .types import MongoengineObjectType

        _type = super(ConnectionField, self).type
        assert issubclass(
            _type, MongoengineObjectType
        ), "MongoengineConnectionField only accepts MongoengineObjectType types"
        assert _type._meta.connection, "The type {} doesn't have a connection".format(
            _type.__name__
        )
        return _type._meta.connection

    @property
    def node_type(self):
        return self.type._meta.node

    @property
    def model(self):
        return self.node_type._meta.model

    @property
    def order_by(self):
        return self.node_type._meta.order_by

    @property
    def required_fields(self):
        return tuple(set(self.node_type._meta.required_fields + self.node_type._meta.only_fields))

    @property
    def registry(self):
        return getattr(self.node_type._meta, "registry", get_global_registry())

    @property
    def args(self):
        return to_arguments(
            self._base_args or OrderedDict(),
            dict(dict(self.field_args, **self.reference_args), **self.filter_args),
        )

    @args.setter
    def args(self, args):
        self._base_args = args

    def _field_args(self, items):
        def is_filterable(k):
            """
            Remove complex columns from input args at this moment.

            Args:
                k (str): field name.
            Returns:
                bool
            """

            if not hasattr(self.model, k):
                return False
            if isinstance(getattr(self.model, k), property):
                return False
            try:
                converted = convert_mongoengine_field(
                    getattr(self.model, k), self.registry
                )
            except MongoEngineConversionError:
                return False
            if isinstance(converted, (ConnectionField, Dynamic)):
                return False
            if callable(getattr(converted, "type", None)) and isinstance(
                    converted.type(),
                    (
                            FileFieldType,
                            PointFieldType,
                            MultiPolygonFieldType,
                            graphene.Union,
                            PolygonFieldType,
                    ),
            ):
                return False
            if getattr(converted, "type", None) and getattr(converted.type, "_of_type", None) and issubclass(
                    (get_type(converted.type.of_type)), graphene.Union):
                return False
            if isinstance(converted, (graphene.List)) and issubclass(
                    getattr(converted, "_of_type", None), graphene.Union
            ):
                return False
            return True

        def get_filter_type(_type):
            """
            Returns the scalar type.
            """
            if isinstance(_type, Structure):
                return get_filter_type(_type.of_type)
            return _type()

        return {k: get_filter_type(v.type) for k, v in items if is_filterable(k)}

    @property
    def field_args(self):
        return self._field_args(self.fields.items())

    @property
    def filter_args(self):
        filter_args = dict()
        if self._type._meta.filter_fields:
            for field, filter_collection in self._type._meta.filter_fields.items():
                for each in filter_collection:
                    filter_type = getattr(
                        graphene,
                        str(self._type._meta.fields[field].type).replace("!", ""),
                    )

                    # handle special cases
                    advanced_filter_types = {
                        "in": graphene.List(filter_type),
                        "nin": graphene.List(filter_type),
                        "all": graphene.List(filter_type),
                    }

                    filter_type = advanced_filter_types.get(each, filter_type)
                    filter_args[field + "__" + each] = graphene.Argument(
                        type=filter_type
                    )

        return filter_args

    @property
    def reference_args(self):
        def get_reference_field(r, kv):
            field = kv[1]
            mongo_field = getattr(self.model, kv[0], None)
            if isinstance(
                    mongo_field,
                    (mongoengine.LazyReferenceField, mongoengine.ReferenceField),
            ):
                field = convert_mongoengine_field(mongo_field, self.registry)
            if isinstance(mongo_field, mongoengine.GenericReferenceField):
                r.update({kv[0]: graphene.ID()})
                return r
            if callable(getattr(field, "get_type", None)):
                _type = field.get_type()
                if _type:
                    node = _type.type._meta if hasattr(_type.type, "_meta") else _type.type._of_type._meta
                    if "id" in node.fields and not issubclass(
                            node.model, (mongoengine.EmbeddedDocument,)
                    ):
                        r.update({kv[0]: node.fields["id"]._type.of_type()})

            return r

        return reduce(get_reference_field, self.fields.items(), {})

    @property
    def fields(self):
        self._type = get_type(self._type)
        return self._type._meta.fields

    def get_queryset(self, model, info, required_fields=list(), skip=None, limit=None, reversed=False, **args):
        if args:
            reference_fields = get_model_reference_fields(self.model)
            hydrated_references = {}
            for arg_name, arg in args.copy().items():
                if arg_name in reference_fields and not isinstance(arg,
                                                                   mongoengine.base.metaclasses.TopLevelDocumentMetaclass):
                    try:
                        reference_obj = reference_fields[arg_name].document_type(pk=from_global_id(arg)[1])
                    except TypeError:
                        reference_obj = reference_fields[arg_name].document_type(pk=arg)
                    hydrated_references[arg_name] = reference_obj
                elif arg_name in self.model._fields_ordered and isinstance(getattr(self.model, arg_name),
                                                                           mongoengine.fields.GenericReferenceField):
                    reference_obj = get_document(self.registry._registry_string_map[from_global_id(arg)[0]])(
                        pk=from_global_id(arg)[1])
                    hydrated_references[arg_name] = reference_obj
                elif arg_name == "id":
                    hydrated_references["id"] = from_global_id(args.pop("id", None))[1]
            args.update(hydrated_references)

        if self._get_queryset:
            queryset_or_filters = self._get_queryset(model, info, **args)
            if isinstance(queryset_or_filters, mongoengine.QuerySet):
                return queryset_or_filters
            else:
                args.update(queryset_or_filters)
        if limit is not None:
            if reversed:
                if self.order_by:
                    order_by = self.order_by + ",-pk"
                else:
                    order_by = "-pk"
                return model.objects(**args).no_dereference().only(*required_fields).order_by(order_by).skip(
                    skip if skip else 0).limit(limit)
            else:
                return model.objects(**args).no_dereference().only(*required_fields).order_by(self.order_by).skip(
                    skip if skip else 0).limit(limit)
        elif skip is not None:
            if reversed:
                if self.order_by:
                    order_by = self.order_by + ",-pk"
                else:
                    order_by = "-pk"
                return model.objects(**args).no_dereference().only(*required_fields).order_by(order_by).skip(
                    skip)
            else:
                return model.objects(**args).no_dereference().only(*required_fields).order_by(self.order_by).skip(
                    skip)
        return model.objects(**args).no_dereference().only(*required_fields).order_by(self.order_by)

    def default_resolver(self, _root, info, required_fields=list(), **args):
        args = args or {}
        if _root is not None:
            field_name = to_snake_case(info.field_name)
            if not hasattr(_root, "_fields_ordered"):
                if getattr(_root, field_name, []) is not None:
                    args["pk__in"] = [r.id for r in getattr(_root, field_name, [])]
            elif field_name in _root._fields_ordered and not (isinstance(_root._fields[field_name].field,
                                                                         mongoengine.EmbeddedDocumentField) or
                                                              isinstance(_root._fields[field_name].field,
                                                                         mongoengine.GenericEmbeddedDocumentField)):
                if getattr(_root, field_name, []) is not None:
                    args["pk__in"] = [r.id for r in getattr(_root, field_name, [])]

        _id = args.pop('id', None)

        if _id is not None:
            args['pk'] = from_global_id(_id)[-1]
        iterables = []
        list_length = 0
        skip = 0
        count = 0
        limit = None
        reverse = False
        first = args.pop("first", None)
        after = cursor_to_offset(args.pop("after", None))
        last = args.pop("last", None)
        before = cursor_to_offset(args.pop("before", None))
        if callable(getattr(self.model, "objects", None)):
            if "pk__in" in args and args["pk__in"]:
                count = len(args["pk__in"])
                skip, limit, reverse = find_skip_and_limit(first=first, last=last, after=after, before=before,
                                                           count=count)
                if limit:
                    if reverse:
                        args["pk__in"] = args["pk__in"][::-1][skip:skip + limit]
                    else:
                        args["pk__in"] = args["pk__in"][skip:skip + limit]
                elif skip:
                    args["pk__in"] = args["pk__in"][skip:]
                iterables = self.get_queryset(self.model, info, required_fields, **args)
                list_length = len(iterables)
                if isinstance(info, ResolveInfo):
                    if not info.context:
                        info.context = Context()
                    info.context.queryset = self.get_queryset(self.model, info, required_fields, **args)
            elif _root is None or args:
                count = self.get_queryset(self.model, info, required_fields, **args).count()
                if count != 0:
                    skip, limit, reverse = find_skip_and_limit(first=first, after=after, last=last, before=before,
                                                               count=count)
                    iterables = self.get_queryset(self.model, info, required_fields, skip, limit, reverse, **args)
                    list_length = len(iterables)
                    if isinstance(info, ResolveInfo):
                        if not info.context:
                            info.context = Context()
                        info.context.queryset = self.get_queryset(self.model, info, required_fields, **args)

        elif _root is not None:
            field_name = to_snake_case(info.field_name)
            items = getattr(_root, field_name, [])
            count = len(items)
            skip, limit, reverse = find_skip_and_limit(first=first, last=last, after=after, before=before,
                                                       count=count)
            if limit:
                if reverse:
                    items = items[::-1][skip:skip + limit]
                else:
                    items = items[skip:skip + limit]
            elif skip:
                items = items[skip:]
            iterables = items
            list_length = len(iterables)
        has_next_page = True if (0 if limit is None else limit) + (0 if skip is None else skip) < count else False
        has_previous_page = True if skip else False
        if reverse:
            iterables = list(iterables)
            iterables.reverse()
            skip = limit
        connection = connection_from_iterables(edges=iterables, start_offset=skip,
                                               has_previous_page=has_previous_page,
                                               has_next_page=has_next_page,
                                               connection_type=self.type,
                                               edge_type=self.type.Edge,
                                               pageinfo_type=graphene.PageInfo)

        connection.iterable = iterables
        connection.list_length = list_length
        return connection

    def chained_resolver(self, resolver, is_partial, root, info, **args):
        required_fields = list()
        for field in self.required_fields:
            if field in self.model._fields_ordered:
                required_fields.append(field)
        for field in get_query_fields(info):
            if to_snake_case(field) in self.model._fields_ordered:
                required_fields.append(to_snake_case(field))
        args_copy = args.copy()
        if not bool(args) or not is_partial:
            if isinstance(self.model, mongoengine.Document) or isinstance(self.model,
                                                                          mongoengine.base.metaclasses.TopLevelDocumentMetaclass):
                for arg_name, arg in args.copy().items():
                    if arg_name not in self.model._fields_ordered + tuple(self.filter_args.keys()):
                        args_copy.pop(arg_name)
                if isinstance(info, ResolveInfo):
                    if not info.context:
                        info.context = Context()
                    info.context.queryset = self.get_queryset(self.model, info, required_fields, **args_copy)
            # XXX: Filter nested args
            resolved = resolver(root, info, **args)
            if resolved is not None:
                if isinstance(resolved, list):
                    if resolved == list():
                        return resolved
                    elif not isinstance(resolved[0], DBRef):
                        return resolved
                    else:
                        return self.default_resolver(root, info, required_fields, **args_copy)
                elif isinstance(resolved, QuerySet):
                    args.update(resolved._query)
                    args_copy = args.copy()
                    for arg_name, arg in args.copy().items():
                        if arg_name not in self.model._fields_ordered + ('first', 'last', 'before', 'after') + tuple(
                                self.filter_args.keys()):
                            args_copy.pop(arg_name)
                            if arg_name == '_id' and isinstance(arg, dict):
                                args_copy['pk__in'] = arg['$in']
                            if '.' in arg_name:
                                operation = list(arg.keys())[0]
                                args_copy[arg_name.replace('.', '__') + operation.replace('$', '__')] = arg[operation]
                    return self.default_resolver(root, info, required_fields, **args_copy)
                else:
                    return resolved
        return self.default_resolver(root, info, required_fields, **args)

    @classmethod
    def connection_resolver(cls, resolver, connection_type, root, info, **args):
        iterable = resolver(root, info, **args)
        if isinstance(connection_type, graphene.NonNull):
            connection_type = connection_type.of_type
        on_resolve = partial(cls.resolve_connection, connection_type, args)
        if Promise.is_thenable(iterable):
            return Promise.resolve(iterable).then(on_resolve)
        return on_resolve(iterable)

    def get_resolver(self, parent_resolver):
        super_resolver = self.resolver or parent_resolver
        resolver = partial(
            self.chained_resolver, super_resolver, isinstance(super_resolver, partial)
        )
        return partial(self.connection_resolver, resolver, self.type)

1	from __future__ import absolute_import	5✔
2
3	from collections import OrderedDict	5✔
4	from functools import partial, reduce	5✔
5
6	import graphene	5✔
7	import mongoengine	5✔
8	from bson import DBRef	5✔
9	from graphene import Context	5✔
10	from graphene.types.utils import get_type	5✔
11	from graphene.utils.str_converters import to_snake_case	5✔
12	from graphql import ResolveInfo	5✔
13	from mongoengine.base import get_document	5✔
14	from promise import Promise	5✔
15	from graphql_relay import from_global_id	5✔
16	from graphene.relay import ConnectionField	5✔
17	from graphene.types.argument import to_arguments	5✔
18	from graphene.types.dynamic import Dynamic	5✔
19	from graphene.types.structures import Structure	5✔
20	from graphql_relay.connection.arrayconnection import cursor_to_offset	5✔
21	from mongoengine import QuerySet	5✔
22
23	from .advanced_types import (	5✔
24	FileFieldType,
25	PointFieldType,
26	MultiPolygonFieldType,
27	PolygonFieldType,
28	)
29	from .converter import convert_mongoengine_field, MongoEngineConversionError	5✔
30	from .registry import get_global_registry	5✔
31	from .utils import get_model_reference_fields, get_query_fields, find_skip_and_limit, \	5✔
32	connection_from_iterables
33
34
35	class MongoengineConnectionField(ConnectionField):	5✔
36	def __init__(self, type, args, *kwargs):	5✔
37	get_queryset = kwargs.pop("get_queryset", None)	5✔
38	if get_queryset:	5✔
39	assert callable(	5✔
40	get_queryset
41	), "Attribute `get_queryset` on {} must be callable.".format(self)
42	self._get_queryset = get_queryset	5✔
43	super(MongoengineConnectionField, self).__init__(type, args, *kwargs)	5✔
44
45	@property	5✔
46	def type(self):	1✔
47	from .types import MongoengineObjectType	5✔
48
49	_type = super(ConnectionField, self).type	5✔
50	assert issubclass(	5✔
51	_type, MongoengineObjectType
52	), "MongoengineConnectionField only accepts MongoengineObjectType types"
53	assert _type._meta.connection, "The type {} doesn't have a connection".format(	5✔
54	_type.__name__
55	)
56	return _type._meta.connection	5✔
57
58	@property	5✔
59	def node_type(self):	1✔
60	return self.type._meta.node	5✔
61
62	@property	5✔
63	def model(self):	1✔
64	return self.node_type._meta.model	5✔
65
66	@property	5✔
67	def order_by(self):	1✔
68	return self.node_type._meta.order_by	5✔
69
70	@property	5✔
71	def required_fields(self):	1✔
72	return tuple(set(self.node_type._meta.required_fields + self.node_type._meta.only_fields))	5✔
73
74	@property	5✔
75	def registry(self):	1✔
76	return getattr(self.node_type._meta, "registry", get_global_registry())	5✔
77
78	@property	5✔
79	def args(self):	1✔
80	return to_arguments(	5✔
81	self._base_args or OrderedDict(),
82	dict(dict(self.field_args, self.reference_args), self.filter_args),
83	)
84
85	@args.setter	5✔
86	def args(self, args):	1✔
87	self._base_args = args	5✔
88
89	def _field_args(self, items):	5✔
90	def is_filterable(k):	5✔
91	"""
92	Remove complex columns from input args at this moment.
93
94	Args:
95	k (str): field name.
96	Returns:
97	bool
98	"""
99
100	if not hasattr(self.model, k):	5✔
101	return False	5✔
102	if isinstance(getattr(self.model, k), property):	5✔
103	return False	5✔
104	try:	5✔
105	converted = convert_mongoengine_field(	5✔
106	getattr(self.model, k), self.registry
107	)
108	except MongoEngineConversionError:	5✔
109	return False	5✔
110	if isinstance(converted, (ConnectionField, Dynamic)):	5✔
111	return False	5✔
112	if callable(getattr(converted, "type", None)) and isinstance(	5✔
113	converted.type(),
114	(
115	FileFieldType,
116	PointFieldType,
117	MultiPolygonFieldType,
118	graphene.Union,
119	PolygonFieldType,
120	),
121	):
122	return False	5✔
123	if getattr(converted, "type", None) and getattr(converted.type, "_of_type", None) and issubclass(	5✔
124	(get_type(converted.type.of_type)), graphene.Union):
125	return False	5✔
126	if isinstance(converted, (graphene.List)) and issubclass(	5✔
127	getattr(converted, "_of_type", None), graphene.Union
128	):
129	return False	5✔
130	return True	5✔
131
132	def get_filter_type(_type):	5✔
133	"""
134	Returns the scalar type.
135	"""
136	if isinstance(_type, Structure):	5✔
137	return get_filter_type(_type.of_type)	5✔
138	return _type()	5✔
139
140	return {k: get_filter_type(v.type) for k, v in items if is_filterable(k)}	5✔
141
142	@property	5✔
143	def field_args(self):	1✔
144	return self._field_args(self.fields.items())	5✔
145
146	@property	5✔
147	def filter_args(self):	1✔
148	filter_args = dict()	5✔
149	if self._type._meta.filter_fields:	5✔
150	for field, filter_collection in self._type._meta.filter_fields.items():	5✔
151	for each in filter_collection:	5✔
152	filter_type = getattr(	5✔
153	graphene,
154	str(self._type._meta.fields[field].type).replace("!", ""),
155	)
156
157	# handle special cases
158	advanced_filter_types = {	5✔
159	"in": graphene.List(filter_type),
160	"nin": graphene.List(filter_type),
161	"all": graphene.List(filter_type),
162	}
163
164	filter_type = advanced_filter_types.get(each, filter_type)	5✔
165	filter_args[field + "__" + each] = graphene.Argument(	5✔
166	type=filter_type
167	)
168
169	return filter_args	5✔
170
171	@property	5✔
172	def reference_args(self):	1✔
173	def get_reference_field(r, kv):	5✔
174	field = kv[1]	5✔
175	mongo_field = getattr(self.model, kv[0], None)	5✔
176	if isinstance(	5✔
177	mongo_field,
178	(mongoengine.LazyReferenceField, mongoengine.ReferenceField),
179	):
180	field = convert_mongoengine_field(mongo_field, self.registry)	5✔
181	if isinstance(mongo_field, mongoengine.GenericReferenceField):	5✔
182	r.update({kv[0]: graphene.ID()})	5✔
183	return r	5✔
184	if callable(getattr(field, "get_type", None)):	5✔
185	_type = field.get_type()	5✔
186	if _type:	5✔
187	node = _type.type._meta if hasattr(_type.type, "_meta") else _type.type._of_type._meta	5✔
188	if "id" in node.fields and not issubclass(	5✔
189	node.model, (mongoengine.EmbeddedDocument,)
190	):
191	r.update({kv[0]: node.fields["id"]._type.of_type()})	5✔
192
193	return r	5✔
194
195	return reduce(get_reference_field, self.fields.items(), {})	5✔
196
197	@property	5✔
198	def fields(self):	1✔
199	self._type = get_type(self._type)	5✔
200	return self._type._meta.fields	5✔
201
202	def get_queryset(self, model, info, required_fields=list(), skip=None, limit=None, reversed=False, **args):	5✔
203	if args:	5✔
204	reference_fields = get_model_reference_fields(self.model)	5✔
205	hydrated_references = {}	5✔
206	for arg_name, arg in args.copy().items():	5✔
207	if arg_name in reference_fields and not isinstance(arg,	5✔
208	mongoengine.base.metaclasses.TopLevelDocumentMetaclass):
209	try:	5✔
210	reference_obj = reference_fields[arg_name].document_type(pk=from_global_id(arg)[1])	5✔
211	except TypeError:	×
212	reference_obj = reference_fields[arg_name].document_type(pk=arg)	×
213	hydrated_references[arg_name] = reference_obj	5✔
214	elif arg_name in self.model._fields_ordered and isinstance(getattr(self.model, arg_name),	5✔
215	mongoengine.fields.GenericReferenceField):
216	reference_obj = get_document(self.registry._registry_string_map[from_global_id(arg)[0]])(	×
217	pk=from_global_id(arg)[1])
218	hydrated_references[arg_name] = reference_obj	×
219	elif arg_name == "id":	5✔
220	hydrated_references["id"] = from_global_id(args.pop("id", None))[1]	×
221	args.update(hydrated_references)	5✔
222
223	if self._get_queryset:	5✔
224	queryset_or_filters = self._get_queryset(model, info, **args)	5✔
225	if isinstance(queryset_or_filters, mongoengine.QuerySet):	5✔
226	return queryset_or_filters	5✔
227	else:
228	args.update(queryset_or_filters)	5✔
229	if limit is not None:	5✔
230	if reversed:	5✔
231	if self.order_by:	5✔
232	order_by = self.order_by + ",-pk"	×
233	else:
234	order_by = "-pk"	5✔
235	return model.objects(*args).no_dereference().only(required_fields).order_by(order_by).skip(	5✔
236	skip if skip else 0).limit(limit)
237	else:
238	return model.objects(*args).no_dereference().only(required_fields).order_by(self.order_by).skip(	5✔
239	skip if skip else 0).limit(limit)
240	elif skip is not None:	5✔
241	if reversed:	5✔
242	if self.order_by:	×
243	order_by = self.order_by + ",-pk"	×
244	else:
245	order_by = "-pk"	×
246	return model.objects(*args).no_dereference().only(required_fields).order_by(order_by).skip(	×
247	skip)
248	else:
249	return model.objects(*args).no_dereference().only(required_fields).order_by(self.order_by).skip(	5✔
250	skip)
251	return model.objects(*args).no_dereference().only(required_fields).order_by(self.order_by)	5✔
252
253	def default_resolver(self, _root, info, required_fields=list(), **args):	5✔
254	args = args or {}	5✔
255	if _root is not None:	5✔
256	field_name = to_snake_case(info.field_name)	5✔
257	if not hasattr(_root, "_fields_ordered"):	5✔
258	if getattr(_root, field_name, []) is not None:	×
259	args["pk__in"] = [r.id for r in getattr(_root, field_name, [])]	×
260	elif field_name in _root._fields_ordered and not (isinstance(_root._fields[field_name].field,	5✔
261	mongoengine.EmbeddedDocumentField) or
262	isinstance(_root._fields[field_name].field,
263	mongoengine.GenericEmbeddedDocumentField)):
264	if getattr(_root, field_name, []) is not None:	5✔
265	args["pk__in"] = [r.id for r in getattr(_root, field_name, [])]	5✔
266
267	_id = args.pop('id', None)	5✔
268
269	if _id is not None:	5✔
270	args['pk'] = from_global_id(_id)[-1]	5✔
271	iterables = []	5✔
272	list_length = 0	5✔
273	skip = 0	5✔
274	count = 0	5✔
275	limit = None	5✔
276	reverse = False	5✔
277	first = args.pop("first", None)	5✔
278	after = cursor_to_offset(args.pop("after", None))	5✔
279	last = args.pop("last", None)	5✔
280	before = cursor_to_offset(args.pop("before", None))	5✔
281	if callable(getattr(self.model, "objects", None)):	5✔
282	if "pk__in" in args and args["pk__in"]:	5✔
283	count = len(args["pk__in"])	5✔
284	skip, limit, reverse = find_skip_and_limit(first=first, last=last, after=after, before=before,	5✔
285	count=count)
286	if limit:	5✔
287	if reverse:	5✔
288	args["pk__in"] = args["pk__in"][::-1][skip:skip + limit]	×
289	else:
290	args["pk__in"] = args["pk__in"][skip:skip + limit]	5✔
291	elif skip:	5✔
292	args["pk__in"] = args["pk__in"][skip:]	×
293	iterables = self.get_queryset(self.model, info, required_fields, **args)	5✔
294	list_length = len(iterables)	5✔
295	if isinstance(info, ResolveInfo):	5✔
296	if not info.context:	5✔
297	info.context = Context()	5✔
298	info.context.queryset = self.get_queryset(self.model, info, required_fields, **args)	5✔
299	elif _root is None or args:	5✔
300	count = self.get_queryset(self.model, info, required_fields, **args).count()	5✔
301	if count != 0:	5✔
302	skip, limit, reverse = find_skip_and_limit(first=first, after=after, last=last, before=before,	5✔
303	count=count)
304	iterables = self.get_queryset(self.model, info, required_fields, skip, limit, reverse, **args)	5✔
305	list_length = len(iterables)	5✔
306	if isinstance(info, ResolveInfo):	5✔
307	if not info.context:	5✔
308	info.context = Context()	5✔
309	info.context.queryset = self.get_queryset(self.model, info, required_fields, **args)	5✔
310
311	elif _root is not None:	5✔
312	field_name = to_snake_case(info.field_name)	×
313	items = getattr(_root, field_name, [])	×
314	count = len(items)	×
315	skip, limit, reverse = find_skip_and_limit(first=first, last=last, after=after, before=before,	×
316	count=count)
317	if limit:	×
318	if reverse:	×
319	items = items[::-1][skip:skip + limit]	×
320	else:
321	items = items[skip:skip + limit]	×
322	elif skip:	×
323	items = items[skip:]	×
324	iterables = items	×
325	list_length = len(iterables)	×
326	has_next_page = True if (0 if limit is None else limit) + (0 if skip is None else skip) < count else False	5✔
327	has_previous_page = True if skip else False	5✔
328	if reverse:	5✔
329	iterables = list(iterables)	5✔
330	iterables.reverse()	5✔
331	skip = limit	5✔
332	connection = connection_from_iterables(edges=iterables, start_offset=skip,	5✔
333	has_previous_page=has_previous_page,
334	has_next_page=has_next_page,
335	connection_type=self.type,
336	edge_type=self.type.Edge,
337	pageinfo_type=graphene.PageInfo)
338
339	connection.iterable = iterables	5✔
340	connection.list_length = list_length	5✔
341	return connection	5✔
342
343	def chained_resolver(self, resolver, is_partial, root, info, **args):	5✔
344	required_fields = list()	5✔
345	for field in self.required_fields:	5✔
346	if field in self.model._fields_ordered:	×
347	required_fields.append(field)	×
348	for field in get_query_fields(info):	5✔
349	if to_snake_case(field) in self.model._fields_ordered:	5✔
350	required_fields.append(to_snake_case(field))	5✔
351	args_copy = args.copy()	5✔
352	if not bool(args) or not is_partial:	5✔
353	if isinstance(self.model, mongoengine.Document) or isinstance(self.model,	5✔
354	mongoengine.base.metaclasses.TopLevelDocumentMetaclass):
355	for arg_name, arg in args.copy().items():	5✔
356	if arg_name not in self.model._fields_ordered + tuple(self.filter_args.keys()):	5✔
357	args_copy.pop(arg_name)	5✔
358	if isinstance(info, ResolveInfo):	5✔
359	if not info.context:	5✔
360	info.context = Context()	5✔
361	info.context.queryset = self.get_queryset(self.model, info, required_fields, **args_copy)	5✔
362	# XXX: Filter nested args
363	resolved = resolver(root, info, **args)	5✔
364	if resolved is not None:	5✔
365	if isinstance(resolved, list):	5✔
366	if resolved == list():	5✔
367	return resolved	5✔
368	elif not isinstance(resolved[0], DBRef):	5✔
369	return resolved	5✔
370	else:
371	return self.default_resolver(root, info, required_fields, **args_copy)	5✔
372	elif isinstance(resolved, QuerySet):	5✔
373	args.update(resolved._query)	×
374	args_copy = args.copy()	×
375	for arg_name, arg in args.copy().items():	×
376	if arg_name not in self.model._fields_ordered + ('first', 'last', 'before', 'after') + tuple(	×
377	self.filter_args.keys()):
378	args_copy.pop(arg_name)	×
379	if arg_name == '_id' and isinstance(arg, dict):	×
380	args_copy['pk__in'] = arg['$in']	×
381	if '.' in arg_name:	×
382	operation = list(arg.keys())[0]	×
383	args_copy[arg_name.replace('.', '__') + operation.replace('$', '__')] = arg[operation]	×
384	return self.default_resolver(root, info, required_fields, **args_copy)	×
385	else:
386	return resolved	5✔
387	return self.default_resolver(root, info, required_fields, **args)	5✔
388
389	@classmethod	5✔
390	def connection_resolver(cls, resolver, connection_type, root, info, **args):	1✔
391	iterable = resolver(root, info, **args)	5✔
392	if isinstance(connection_type, graphene.NonNull):	5✔
393	connection_type = connection_type.of_type	×
394	on_resolve = partial(cls.resolve_connection, connection_type, args)	5✔
395	if Promise.is_thenable(iterable):	5✔
396	return Promise.resolve(iterable).then(on_resolve)	5✔
397	return on_resolve(iterable)	5✔
398
399	def get_resolver(self, parent_resolver):	5✔
400	super_resolver = self.resolver or parent_resolver	5✔
401	resolver = partial(	5✔
402	self.chained_resolver, super_resolver, isinstance(super_resolver, partial)
403	)
404	return partial(self.connection_resolver, resolver, self.type)	5✔

graphql-python / graphene-mongo / 461

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