Пример #1
0
    def test_limit_with_start_simple_list(self):
        q = Query()
        q.append_collection(self.test_1_col.name)
        q.order_by('little_number')
        q.limit(count=1, start=1)

        docs = q.execute()

        self.assertEqual(len(docs), 1)

        doc1 = docs[0]

        self.assertDocumentsEqual(doc1, self.col1_doc3)
Пример #2
0
class CollectionQueryset(LazyQueryset):
    """
    """

    def __init__(self, manager):
        """
        """

        super(CollectionQueryset, self).__init__(manager=manager)

        self._query = Query()
        # Relations
        self._is_working_on_relations = False
        self._relations_start_model = None
        self._relations_end_model = None
        self._relations_relation_collection = None
        self._related_model_class = None

    def get_field_relations(self, relation_collection, related_model_class, start_model=None, end_model=None):
        """
        """

        self._is_working_on_relations = True
        self._has_cache = False

        self._relations_start_model = start_model
        self._relations_end_model = end_model
        self._relations_relation_collection = relation_collection
        self._related_model_class = related_model_class

        return self

    def get(self, **kwargs):
        """
        """

        return self._manager.get(**kwargs)

    def all(self):
        """
        """

        self._has_cache = False

        self._query.set_collection(self._collection.name)
        self._query.clear()

        return self

    def filter(self, bit_operator=Query.NO_BIT_OPERATOR, **kwargs):
        """
        """

        self._has_cache = False

        kwargs = self._normalize_kwargs(**kwargs)
        self._query.filter(bit_operator=bit_operator, **kwargs)

        return self

    def exclude(self, **kwargs):
        """
        """

        self._has_cache = False

        kwargs = self._normalize_kwargs(**kwargs)
        self._query.exclude(**kwargs)

        return self

    def limit(self, count, start=-1):
        """
        """

        self._has_cache = False

        self._query.limit(count, start)

        return self

    def order_by(self, field, order):
        """
        """

        self._has_cache = False

        self._query.order_by(field=field, order=order)

        return self

    def _normalize_kwargs(self, **kwargs):
        """
        """

        # You can use this way models
        for key, value in kwargs.items():
            if isinstance(value, CollectionModel):
                kwargs[key] = value.id

        return kwargs

    def _clone(self):
        """
        """

        cloned_queryset = CollectionQueryset(manager=self._manager)
        # Query
        cloned_queryset._query = copy.deepcopy(self._query)
        # Relation
        cloned_queryset._is_working_on_relations = self._is_working_on_relations
        cloned_queryset._relations_start_model = self._relations_start_model
        cloned_queryset._relations_end_model = self._relations_end_model
        cloned_queryset._relations_relation_collection = self._is_working_on_relations
        cloned_queryset._related_model_class = self._related_model_class

        return cloned_queryset

    def _generate_cache(self):
        """
        """

        super(CollectionQueryset, self)._generate_cache()

        if self._is_working_on_relations:

            start_model = self._relations_start_model
            end_model = self._relations_end_model
            relation_collection = self._relations_relation_collection

            if start_model:
                found_relations = Traveser.follow(
                    start_vertex=start_model.document.id,
                    edge_collection=relation_collection,
                    direction='outbound'
                )
            else:
                found_relations = Traveser.follow(
                    start_vertex=end_model.document.id,
                    edge_collection=relation_collection,
                    direction='inbound'
                )

            result = found_relations
            result_class = self._related_model_class

        else:
            result = self._query.execute()
            result_class = self._manager._model_class

        for doc in result:
            model = self._manager._create_model_from_doc(doc=doc, model_class=result_class)
            self._cache.append(model)
Пример #3
0
class CollectionQueryset(object):
    """
    """

    def __init__(self, manager):
        """
        """

        self._manager = manager
        self._collection = manager._model_class.collection_instance
        self._query = Query()
        # Relations
        self._is_working_on_relations = False
        self._relations_start_model = None
        self._relations_end_model = None
        self._relations_relation_collection = None
        self._related_model_class = None
        # Cache
        self._has_cache = False
        self._cache = []

    def get_field_relations(self, relation_collection, related_model_class, start_model=None, end_model=None):
        """
        """

        self._is_working_on_relations = True
        self._has_cache = False

        self._relations_start_model = start_model
        self._relations_end_model = end_model
        self._relations_relation_collection = relation_collection
        self._related_model_class = related_model_class

        return self

    def all(self):
        """
        """

        self._has_cache = False

        self._query.set_collection(self._collection.name)
        self._query.clear()

        return self

    def filter(self, bit_operator=Query.NO_BIT_OPERATOR, **kwargs):
        """
        """

        self._has_cache = False

        self._query.filter(bit_operator=bit_operator, **kwargs)

        return self

    def exclude(self, **kwargs):
        """
        """

        self._has_cache = False

        self._query.exclude(**kwargs)

        return self

    def limit(self, count, start=-1):
        """
        """

        self._has_cache = False

        self._query.limit(count, start)

        return self

    def order_by(self, field, order):
        """
        """

        self._has_cache = False

        self._query.order_by(field=field, order=order)

        return self

    def _clone(self):
        """
        """

        cloned_queryset = CollectionQueryset(manager=self._manager)
        # Query
        cloned_queryset._query = copy.deepcopy(self._query)
        # Relation
        cloned_queryset._is_working_on_relations = self._is_working_on_relations
        cloned_queryset._relations_start_model = self._relations_start_model
        cloned_queryset._relations_end_model = self._relations_end_model
        cloned_queryset._relations_relation_collection = self._is_working_on_relations
        cloned_queryset._related_model_class = self._related_model_class

        return cloned_queryset

    def _generate_cache(self):
        """
        """

        self._cache = [] # TODO: Check how to best clear this list
        self._has_cache = True

        if self._is_working_on_relations:

            start_model = self._relations_start_model
            end_model = self._relations_end_model
            relation_collection = self._relations_relation_collection

            if start_model:
                found_relations = Traveser.follow(
                    start_vertex=start_model.document.id,
                    edge_collection=relation_collection,
                    direction='outbound'
                )
            else:
                found_relations = Traveser.follow(
                    start_vertex=end_model.document.id,
                    edge_collection=relation_collection,
                    direction='inbound'
                )

            result = found_relations
            result_class = self._related_model_class

        else:
            result = self._query.execute()
            result_class = self._manager._model_class

        for doc in result:
            model = self._manager._create_model_from_doc(doc=doc, model_class=result_class)
            self._cache.append(model)

    def __getitem__(self, item):
        """
            Is used for the index access
        """

        if not self._has_cache:
            self._generate_cache()

        return self._cache[item]

    def __len__(self):
        """
        """

        if not self._has_cache:
            self._generate_cache()

        return len(self._cache)
Пример #4
0
class CollectionQueryset(LazyQueryset):
    """
    """
    def __init__(self, manager):
        """
        """

        super(CollectionQueryset, self).__init__(manager=manager)

        self._query = Query()
        # Relations
        self._is_working_on_relations = False
        self._relations_start_model = None
        self._relations_end_model = None
        self._relations_relation_collection = None
        self._related_model_class = None

    def get_field_relations(self,
                            relation_collection,
                            related_model_class,
                            start_model=None,
                            end_model=None):
        """
        """

        self._is_working_on_relations = True
        self._has_cache = False

        self._relations_start_model = start_model
        self._relations_end_model = end_model
        self._relations_relation_collection = relation_collection
        self._related_model_class = related_model_class

        return self

    def get(self, **kwargs):
        """
        """

        return self._manager.get(**kwargs)

    def all(self):
        """
        """

        self._has_cache = False

        self._query.set_collection(self._collection.name)
        self._query.clear()

        return self

    def filter(self, bit_operator=Query.NO_BIT_OPERATOR, **kwargs):
        """
        """

        self._has_cache = False

        kwargs = self._normalize_kwargs(**kwargs)
        self._query.filter(bit_operator=bit_operator, **kwargs)

        return self

    def exclude(self, **kwargs):
        """
        """

        self._has_cache = False

        kwargs = self._normalize_kwargs(**kwargs)
        self._query.exclude(**kwargs)

        return self

    def limit(self, count, start=-1):
        """
        """

        self._has_cache = False

        self._query.limit(count, start)

        return self

    def order_by(self, field, order):
        """
        """

        self._has_cache = False

        self._query.order_by(field=field, order=order)

        return self

    def _normalize_kwargs(self, **kwargs):
        """
        """

        # You can use this way models
        for key, value in list(kwargs.items()):
            if isinstance(value, CollectionModel):
                kwargs[key] = value.id

        return kwargs

    def _clone(self):
        """
        """

        cloned_queryset = CollectionQueryset(manager=self._manager)
        # Query
        cloned_queryset._query = copy.deepcopy(self._query)
        # Relation
        cloned_queryset._is_working_on_relations = self._is_working_on_relations
        cloned_queryset._relations_start_model = self._relations_start_model
        cloned_queryset._relations_end_model = self._relations_end_model
        cloned_queryset._relations_relation_collection = self._is_working_on_relations
        cloned_queryset._related_model_class = self._related_model_class

        return cloned_queryset

    def _generate_cache(self):
        """
        """

        super(CollectionQueryset, self)._generate_cache()

        if self._is_working_on_relations:

            start_model = self._relations_start_model
            end_model = self._relations_end_model
            relation_collection = self._relations_relation_collection

            if start_model:
                found_relations = Traveser.follow(
                    start_vertex=start_model.document.id,
                    edge_collection=relation_collection,
                    direction='outbound')
            else:
                found_relations = Traveser.follow(
                    start_vertex=end_model.document.id,
                    edge_collection=relation_collection,
                    direction='inbound')

            result = found_relations
            result_class = self._related_model_class

        else:
            result = self._query.execute()
            result_class = self._manager._model_class

        for doc in result:
            model = self._manager._create_model_from_doc(
                doc=doc, model_class=result_class)
            self._cache.append(model)
Пример #5
0
class CollectionQueryset(object):
    """
    """
    def __init__(self, manager):
        """
        """

        self._manager = manager
        self._collection = manager._model_class.collection_instance
        self._query = Query()
        # Relations
        self._is_working_on_relations = False
        self._relations_start_model = None
        self._relations_end_model = None
        self._relations_relation_collection = None
        self._related_model_class = None
        # Cache
        self._has_cache = False
        self._cache = []

    def get_field_relations(self,
                            relation_collection,
                            related_model_class,
                            start_model=None,
                            end_model=None):
        """
        """

        self._is_working_on_relations = True
        self._has_cache = False

        self._relations_start_model = start_model
        self._relations_end_model = end_model
        self._relations_relation_collection = relation_collection
        self._related_model_class = related_model_class

        return self

    def all(self):
        """
        """

        self._has_cache = False

        self._query.set_collection(self._collection.name)
        self._query.clear()

    def filter(self, bit_operator=Query.NO_BIT_OPERATOR, **kwargs):
        """
        """

        self._has_cache = False

        self._query.filter(bit_operator=bit_operator, **kwargs)

    def exclude(self, **kwargs):
        """
        """

        self._has_cache = False

        self._query.exclude(**kwargs)

    def limit(self, count, start=-1):
        """
        """

        self._has_cache = False

        self._query.limit(count, start)

    def _clone(self):
        """
        """

        cloned_queryset = CollectionQueryset(manager=self._manager)
        # Query
        cloned_queryset._query = copy.deepcopy(self._query)
        # Relation
        cloned_queryset._is_working_on_relations = self._is_working_on_relations
        cloned_queryset._relations_start_model = self._relations_start_model
        cloned_queryset._relations_end_model = self._relations_end_model
        cloned_queryset._relations_relation_collection = self._is_working_on_relations
        cloned_queryset._related_model_class = self._related_model_class

        return cloned_queryset

    def _generate_cache(self):
        """
        """

        self._cache = []  # TODO: Check how to best clear this list
        self._has_cache = True

        if self._is_working_on_relations:

            start_model = self._relations_start_model
            end_model = self._relations_end_model
            relation_collection = self._relations_relation_collection

            if start_model:
                found_relations = Traveser.follow(
                    start_vertex=start_model.document.id,
                    edge_collection=relation_collection,
                    direction='outbound')
            else:
                found_relations = Traveser.follow(
                    start_vertex=end_model.document.id,
                    edge_collection=relation_collection,
                    direction='inbound')

            result = found_relations
            result_class = self._related_model_class

        else:
            result = self._query.execute()
            result_class = self._manager._model_class

        for doc in result:
            model = self._manager._create_model_from_doc(
                doc=doc, model_class=result_class)
            self._cache.append(model)

    def __getitem__(self, item):
        """
            Is used for the index access
        """

        if not self._has_cache:
            self._generate_cache()

        return self._cache[item]

    def __len__(self):
        """
        """

        if not self._has_cache:
            self._generate_cache()

        return len(self._cache)
Пример #6
0
class CollectionQueryset(object):
    """
    """

    def __init__(self, manager):
        """
        """

        self._manager = manager
        self._collection = manager._model_class.collection_instance
        self._query = Query()
        # Cache
        self._has_cache = False
        self._cache = []

    def all(self):
        """
        """

        self._has_cache = False

        self._query.set_collection(self._collection.name)
        self._query.clear()

    def filter(self, bit_operator=Query.NO_BIT_OPERATOR, **kwargs):
        """
        """

        self._has_cache = False

        self._query.filter(bit_operator=bit_operator, **kwargs)

    def exclude(self, **kwargs):
        """
        """

        self._has_cache = False

        self._query.exclude(**kwargs)

    def limit(self, count, start=-1):
        """
        """

        self._has_cache = False

        self._query.limit(count, start)

    def _generate_cache(self):
        """
        """

        self._cache = [] # TODO: Check how to best clear this list
        self._has_cache = True

        result = self._query.execute()

        for doc in result:
            model = self._manager._create_model_from_doc(doc=doc)
            self._cache.append(model)

    def __getitem__(self, item):
        """
            Is used for the index access
        """

        if not self._has_cache:
            self._generate_cache()

        return self._cache[item]

    def __len__(self):
        """
        """

        if not self._has_cache:
            self._generate_cache()

        return len(self._cache)