mirror of
https://github.com/graphql-python/graphene.git
synced 2025-11-04 01:47:45 +03:00
Improved django support
This commit is contained in:
Syrus Akbary
parent
b0f2b4dd55
commit
cf657b365c
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@ -5,6 +5,7 @@ from graphene.contrib.django.fields import (ConnectionOrListField,
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DjangoModelField)
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from graphene.core.fields import (BooleanField, FloatField, IDField, IntField,
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StringField)
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from graphene.core.types.scalars import Boolean, Float, ID, Int, String
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try:
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UUIDField = models.UUIDField
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@ -28,12 +29,12 @@ def convert_django_field(field):
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@convert_django_field.register(models.URLField)
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@convert_django_field.register(UUIDField)
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def convert_field_to_string(field):
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return StringField(description=field.help_text)
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return String(description=field.help_text)
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@convert_django_field.register(models.AutoField)
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def convert_field_to_id(field):
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return IDField(description=field.help_text)
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return ID(description=field.help_text)
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@convert_django_field.register(models.PositiveIntegerField)
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@ -42,23 +43,23 @@ def convert_field_to_id(field):
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@convert_django_field.register(models.BigIntegerField)
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@convert_django_field.register(models.IntegerField)
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def convert_field_to_int(field):
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return IntField(description=field.help_text)
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return Int(description=field.help_text)
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@convert_django_field.register(models.BooleanField)
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def convert_field_to_boolean(field):
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return BooleanField(description=field.help_text, required=True)
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return Boolean(description=field.help_text, required=True)
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@convert_django_field.register(models.NullBooleanField)
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def convert_field_to_nullboolean(field):
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return BooleanField(description=field.help_text)
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return Boolean(description=field.help_text)
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@convert_django_field.register(models.DecimalField)
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@convert_django_field.register(models.FloatField)
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def convert_field_to_float(field):
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return FloatField(description=field.help_text)
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return Float(description=field.help_text)
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@convert_django_field.register(models.ManyToManyField)
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@ -1,6 +1,7 @@
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from graphene import relay
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from graphene.contrib.django.utils import get_type_for_model, lazy_map
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from graphene.core.fields import Field, LazyField, ListField
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from graphene.core.fields import Field, ListField
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from graphene.core.types.base import FieldType
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from graphene.relay.utils import is_node
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@ -8,60 +9,49 @@ class DjangoConnectionField(relay.ConnectionField):
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def wrap_resolved(self, value, instance, args, info):
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schema = info.schema.graphene_schema
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return lazy_map(value, self.get_object_type(schema))
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return lazy_map(value, self.type.get_object_type(schema))
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class LazyListField(ListField):
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def resolve(self, instance, args, info):
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def resolver(self, instance, args, info):
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schema = info.schema.graphene_schema
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resolved = super(LazyListField, self).resolve(instance, args, info)
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resolved = super(LazyListField, self).resolver(instance, args, info)
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return lazy_map(resolved, self.get_object_type(schema))
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class ConnectionOrListField(LazyField):
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class ConnectionOrListField(Field):
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def get_field(self, schema):
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model_field = self.field_type
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def internal_type(self, schema):
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model_field = self.type
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field_object_type = model_field.get_object_type(schema)
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if is_node(field_object_type):
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field = DjangoConnectionField(model_field)
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else:
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field = LazyListField(model_field)
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field.contribute_to_class(self.object_type, self.name)
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return field
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return field.internal_type(schema)
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class DjangoModelField(Field):
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class DjangoModelField(FieldType):
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def __init__(self, model, *args, **kwargs):
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super(DjangoModelField, self).__init__(None, *args, **kwargs)
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self.model = model
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def resolve(self, instance, args, info):
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resolved = super(DjangoModelField, self).resolve(instance, args, info)
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schema = info.schema.graphene_schema
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_type = self.get_object_type(schema)
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assert _type, ("Field %s cannot be retrieved as the "
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"ObjectType is not registered by the schema" % (
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self.attname
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))
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return _type(resolved)
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super(DjangoModelField, self).__init__(*args, **kwargs)
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def internal_type(self, schema):
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_type = self.get_object_type(schema)
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if not _type and self.object_type._meta.only_fields:
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if not _type and self.parent._meta.only_fields:
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raise Exception(
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"Model %r is not accessible by the schema. "
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"You can either register the type manually "
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"using @schema.register. "
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"Or disable the field %s in %s" % (
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"Or disable the field in %s" % (
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self.model,
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self.attname,
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self.object_type
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self.parent,
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)
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)
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return schema.T(_type) or Field.SKIP
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return schema.T(_type)
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def get_object_type(self, schema):
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return get_type_for_model(schema, self.model)
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@ -15,8 +15,9 @@ def assert_conversion(django_field, graphene_field, *args):
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field = django_field(*args, help_text='Custom Help Text')
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graphene_type = convert_django_field(field)
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assert isinstance(graphene_type, graphene_field)
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assert graphene_type.description == 'Custom Help Text'
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return graphene_type
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field = graphene_type.as_field()
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assert field.description == 'Custom Help Text'
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return field
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def test_should_unknown_django_field_raise_exception():
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@ -26,86 +27,86 @@ def test_should_unknown_django_field_raise_exception():
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def test_should_date_convert_string():
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assert_conversion(models.DateField, graphene.StringField)
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assert_conversion(models.DateField, graphene.String)
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def test_should_char_convert_string():
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assert_conversion(models.CharField, graphene.StringField)
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assert_conversion(models.CharField, graphene.String)
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def test_should_text_convert_string():
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assert_conversion(models.TextField, graphene.StringField)
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assert_conversion(models.TextField, graphene.String)
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def test_should_email_convert_string():
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assert_conversion(models.EmailField, graphene.StringField)
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assert_conversion(models.EmailField, graphene.String)
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def test_should_slug_convert_string():
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assert_conversion(models.SlugField, graphene.StringField)
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assert_conversion(models.SlugField, graphene.String)
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def test_should_url_convert_string():
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assert_conversion(models.URLField, graphene.StringField)
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assert_conversion(models.URLField, graphene.String)
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def test_should_auto_convert_id():
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assert_conversion(models.AutoField, graphene.IDField)
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assert_conversion(models.AutoField, graphene.ID)
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def test_should_positive_integer_convert_int():
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assert_conversion(models.PositiveIntegerField, graphene.IntField)
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assert_conversion(models.PositiveIntegerField, graphene.Int)
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def test_should_positive_small_convert_int():
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assert_conversion(models.PositiveSmallIntegerField, graphene.IntField)
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assert_conversion(models.PositiveSmallIntegerField, graphene.Int)
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def test_should_small_integer_convert_int():
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assert_conversion(models.SmallIntegerField, graphene.IntField)
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assert_conversion(models.SmallIntegerField, graphene.Int)
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def test_should_big_integer_convert_int():
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assert_conversion(models.BigIntegerField, graphene.IntField)
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assert_conversion(models.BigIntegerField, graphene.Int)
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def test_should_integer_convert_int():
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assert_conversion(models.IntegerField, graphene.IntField)
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assert_conversion(models.IntegerField, graphene.Int)
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def test_should_boolean_convert_boolean():
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field = assert_conversion(models.BooleanField, graphene.BooleanField)
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field = assert_conversion(models.BooleanField, graphene.Boolean)
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assert field.required is True
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def test_should_nullboolean_convert_boolean():
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field = assert_conversion(models.NullBooleanField, graphene.BooleanField)
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field = assert_conversion(models.NullBooleanField, graphene.Boolean)
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assert field.required is False
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def test_should_float_convert_float():
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assert_conversion(models.FloatField, graphene.FloatField)
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assert_conversion(models.FloatField, graphene.Float)
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def test_should_manytomany_convert_connectionorlist():
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graphene_type = convert_django_field(Reporter._meta.local_many_to_many[0])
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assert isinstance(graphene_type, ConnectionOrListField)
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assert isinstance(graphene_type.field_type, DjangoModelField)
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assert graphene_type.field_type.model == Reporter
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assert isinstance(graphene_type.type, DjangoModelField)
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assert graphene_type.type.model == Reporter
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def test_should_manytoone_convert_connectionorlist():
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graphene_type = convert_django_field(Reporter.articles.related)
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assert isinstance(graphene_type, ConnectionOrListField)
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assert isinstance(graphene_type.field_type, DjangoModelField)
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assert graphene_type.field_type.model == Article
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assert isinstance(graphene_type.type, DjangoModelField)
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assert graphene_type.type.model == Article
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def test_should_onetoone_convert_model():
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field = assert_conversion(models.OneToOneField, DjangoModelField, Article)
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assert field.model == Article
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assert field.type.model == Article
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def test_should_foreignkey_convert_model():
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field = assert_conversion(models.ForeignKey, DjangoModelField, Article)
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assert field.model == Article
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assert field.type.model == Article
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@ -2,7 +2,8 @@
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from graphene import Schema
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from graphene.contrib.django.types import DjangoInterface, DjangoNode
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from graphene.core.fields import IntField
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from graphene.core.fields import IntField, Field
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from graphene.core.types.scalars import String, Int
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from graphene.relay.fields import GlobalIDField
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from graphql.core.type import GraphQLInterfaceType, GraphQLObjectType
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from tests.utils import assert_equal_lists
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@ -57,7 +58,8 @@ def test_node_idfield():
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def test_node_replacedfield():
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idfield = Human._meta.fields_map['pub_date']
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assert isinstance(idfield, IntField)
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assert isinstance(idfield, Field)
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assert schema.T(idfield).type == schema.T(Int())
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def test_interface_resolve_type():
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