class RecursiveSerializer(serializers.Serializer):
pk = serializers.CharField()
recursive_field = PresentablePrimaryKeyRelatedField(
queryset=MockQueryset([]),
presentation_serializer="tests.test_relations.RecursiveSerializer",
)
recursive_fields = PresentablePrimaryKeyRelatedField(
queryset=MockQueryset([]),
presentation_serializer="tests.test_relations.RecursiveSerializer",
many=True)
def setUp(self):
self.queryset = MockQueryset([
MockObject(pk=1, name="foo"),
MockObject(pk=2, name="bar"),
MockObject(pk=3, name="baz"),
])
self.instance = self.queryset.items[2]
self.field = PresentablePrimaryKeyRelatedField(
queryset=self.queryset,
presentation_serializer=PresentationSerializer)
class TemplateDetailSerializer(serializers.ModelSerializer):
revenue_program = PresentablePrimaryKeyRelatedField(
queryset=RevenueProgram.objects.all(),
presentation_serializer=RevenueProgramInlineSerializer,
read_source=None,
default=None,
allow_null=True,
required=False,
)
page = PresentablePrimaryKeyRelatedField(
queryset=DonationPage.objects.all(),
presentation_serializer=DonationPageFullDetailSerializer,
read_source=None,
required=False,
allow_null=True,
)
def create(self, validated_data):
page = validated_data.pop("page", None)
if page:
return page.make_template_from_page(validated_data)
return super().create(validated_data)
def validate_page(self, page):
"""Note on why"""
if page and self.initial_data.get("revenue_program") is None:
self.initial_data["revenue_program"] = page.revenue_program.pk
return page
class Meta:
model = Template
fields = [
"id",
"page",
"name",
"heading",
"revenue_program",
"graphic",
"header_bg_image",
"header_logo",
"header_link",
"styles",
"elements",
"sidebar_elements",
"thank_you_redirect",
"post_thank_you_redirect",
]
validators = [
ValidateFkReferenceOwnership(fk_attribute="page"),
UniqueTogetherValidator(
queryset=Template.objects.all(),
fields=["name", "revenue_program"],
message="Template name already in use",
),
]
class SerializerWithPresentable(serializers.Serializer):
test_many_field = PresentablePrimaryKeyRelatedField(
queryset=MockQueryset([]),
presentation_serializer=PresentationSerializer,
read_source="foo_property",
many=True)
test_function_field = PresentablePrimaryKeyRelatedField(
queryset=MockQueryset([]),
presentation_serializer=PresentationSerializer,
read_source="foo_function",
many=True)
test_field = PresentablePrimaryKeyRelatedField(
queryset=MockQueryset([MockObject(pk=1, name="foo")]),
presentation_serializer=PresentationSerializer,
read_source="bar_property",
many=False)
class TestPresentablePrimaryKeyRelatedField(APISimpleTestCase):
def setUp(self):
self.queryset = MockQueryset([
MockObject(pk=1, name="foo"),
MockObject(pk=2, name="bar"),
MockObject(pk=3, name="baz"),
])
self.instance = self.queryset.items[2]
self.field = PresentablePrimaryKeyRelatedField(
queryset=self.queryset,
presentation_serializer=PresentationSerializer)
def test_representation(self):
representation = self.field.to_representation(self.instance)
expected_representation = PresentationSerializer(self.instance).data
assert representation == expected_representation
def test_read_source_with_context(self):
representation = SerializerWithPresentable(self.instance)
expected_representation = [
PresentationSerializer(x).data for x in MockObject().foo_property
]
assert representation.data[
'test_many_field'] == expected_representation
assert representation.data[
'test_function_field'] == expected_representation
expected_representation = PresentationSerializer(
MockObject().bar_property).data
assert representation.data['test_field'] == expected_representation
class RatingSerializer(serializers.ModelSerializer):
rated_by = PresentablePrimaryKeyRelatedField(
queryset=User.objects,
presentation_serializer=UserSerializer
)
venue = PresentablePrimaryKeyRelatedField(
queryset=Venue.objects,
presentation_serializer=VenueSerializer
)
class Meta:
model = Rating
fields = ('id', 'rating', 'venue', 'rated_by')
def create(self, validated_data):
return Rating.objects.create(**validated_data)
class CommentSerializer(serializers.ModelSerializer):
commented_by = PresentablePrimaryKeyRelatedField(
queryset=User.objects,
presentation_serializer=UserSerializer
)
commented_to = PresentablePrimaryKeyRelatedField(
queryset=Venue.objects,
presentation_serializer=VenueSerializer
)
class Meta:
model = Comment
fields = ('id', 'title', 'body', 'commented_by', 'commented_to', 'created_date')
def create(self, validated_data):
return Comment.objects.create(**validated_data)
class AppointmentRatingSerializer(AppointmentRatingBaseSerializer):
class Meta:
model = AppointmentRating
fields = ('id', 'appointment', 'rate', 'comment', )
rate = serializers.IntegerField(min_value=1, max_value=5)
appointment = PresentablePrimaryKeyRelatedField(
presentation_serializer=AppointmentSerializer,
queryset=Appointment.objects.all(),
)
class VenueSerializer(serializers.ModelSerializer):
created_by = PresentablePrimaryKeyRelatedField(
queryset=User.objects,
presentation_serializer=UserSerializer
)
type = PresentablePrimaryKeyRelatedField(
queryset=VenueType.objects,
presentation_serializer=VenueTypeSerializer
)
class Meta:
model = Venue
fields = ('id', 'name', 'description', 'address', 'phone_number', 'created_by', 'type', 'average_rating',
'vote_count', 'comment_count')
def create(self, validated_data):
rating_data = validated_data.pop('rating')
venue = Venue.objects.create(**validated_data)
Rating.objects.create(venue=venue, **rating_data)
return venue
class VenueTypeSerializer(serializers.ModelSerializer):
created_by = PresentablePrimaryKeyRelatedField(
queryset=User.objects,
presentation_serializer=UserSerializer
)
class Meta:
model = VenueType
fields = ('id', 'venue_type', 'created_by', 'slug')
def create(self, validated_data):
return VenueType.objects.create(**validated_data)
class RecipeSerializer(serializers.ModelSerializer):
images = PresentablePrimaryKeyRelatedField(
presentation_serializer=ImageSerializer,
queryset=Image.objects.all(),
many=True,
allow_empty=False)
author = PresentablePrimaryKeyRelatedField(
presentation_serializer=UserSerializer, read_only=True)
ingredients = PresentablePrimaryKeyRelatedField(
presentation_serializer=IngredientSerializer,
queryset=Ingredient.objects.all(),
many=True,
allow_empty=False)
average_rate = serializers.FloatField(read_only=True)
like_count = serializers.IntegerField(read_only=True)
rate_count = serializers.IntegerField(read_only=True)
class Meta:
model = Recipe
fields = ('id', 'author', 'title', 'description', 'difficulty',
'ingredients', 'like_count', 'average_rate', 'rate_count',
'images')
class TestPresentablePrimaryKeyRelatedField(APISimpleTestCase):
def setUp(self):
self.queryset = MockQueryset([
MockObject(pk=1, name="foo"),
MockObject(pk=2, name="bar"),
MockObject(pk=3, name="baz"),
])
self.instance = self.queryset.items[2]
self.field = PresentablePrimaryKeyRelatedField(
queryset=self.queryset,
presentation_serializer=PresentationSerializer)
def test_representation(self):
representation = self.field.to_representation(self.instance)
expected_representation = PresentationSerializer(self.instance).data
assert representation == expected_representation
class AdvertSerializerBrief(serializers.ModelSerializer):
advert_category = serializers.SlugRelatedField(
slug_field='name', queryset=AdvertCategory.objects.all())
city = serializers.SlugRelatedField(slug_field='name',
queryset=City.objects.all())
advert_status = serializers.SlugRelatedField(
slug_field='name', queryset=AdvertStatus.objects.all())
user = PresentablePrimaryKeyRelatedField(
queryset=User.objects.all(),
presentation_serializer=UserSerializerBrief,
source='creator')
image = ThumbnailImageField(represent_in_base64=True)
class Meta:
model = Advert
fields = ('id', 'advert_category', 'city', 'advert_status', 'user',
'title', 'price', 'image')
class StyleListSerializer(StyleInlineSerializer):
revenue_program = PresentablePrimaryKeyRelatedField(
queryset=RevenueProgram.objects.all(),
presentation_serializer=RevenueProgramInlineSerializer,
read_source=None,
)
used_live = serializers.SerializerMethodField()
def get_used_live(self, obj):
return DonationPage.objects.filter(
styles=obj, published_date__lte=timezone.now()).exists()
def to_internal_value(self, data):
"""
Data comes in as a dict with name and styles flattened. We need
to stick styles in its own value and pull out name.
"""
name = data.pop("name", None)
revenue_program = data.pop("revenue_program", None)
data = {
"name": name,
"revenue_program": revenue_program,
"styles": data,
}
return super().to_internal_value(data)
class Meta:
model = Style
fields = (
"id",
"created",
"modified",
"name",
"styles",
"revenue_program",
"used_live",
)
validators = [
ValidateFkReferenceOwnership(fk_attribute="revenue_program"),
UniqueTogetherValidator(queryset=Style.objects.all(),
fields=["revenue_program", "name"]),
]
class AdvertSerializer(serializers.ModelSerializer):
image = CustomizedBase64ImageField(represent_in_base64=True,
required=False)
advert_category = serializers.SlugRelatedField(
slug_field='name', queryset=AdvertCategory.objects.all())
city = serializers.SlugRelatedField(slug_field='name',
queryset=City.objects.all())
promotion = serializers.SlugRelatedField(
slug_field='name', queryset=AdvertPromotion.objects.all())
advert_status = serializers.SlugRelatedField(
slug_field='name', queryset=AdvertStatus.objects.all())
user = PresentablePrimaryKeyRelatedField(
queryset=User.objects.all(),
presentation_serializer=UserSerializerBrief,
source='creator',
)
subscribing_users = UserSerializer(many=True, read_only=True)
class Meta:
model = Advert
fields = '__all__'
class TestPresentablePrimaryKeyRelatedField(APISimpleTestCase):
class PresentationSerializer(serializers.Serializer):
def to_representation(self, instance):
return {"pk": instance.pk, "name": instance.name}
def setUp(self):
self.queryset = MockQueryset([
MockObject(pk=1, name='foo'),
MockObject(pk=2, name='bar'),
MockObject(pk=3, name='baz')
])
self.instance = self.queryset.items[2]
self.field = PresentablePrimaryKeyRelatedField(
queryset=self.queryset,
presentation_serializer=self.PresentationSerializer)
def test_representation(self):
representation = self.field.to_representation(self.instance)
expected_representation = self.PresentationSerializer(
self.instance).data
assert representation == expected_representation
class UserMeSerializer(UserSerializer):
answers = AnswerSerializer(many=True)
one_liners = OneLinerSerializer(many=True)
projects = PresentablePrimaryKeyRelatedField(
queryset=Project.objects.all(),
presentation_serializer=ProjectSerializer,
many=True)
class Meta:
model = User
fields = [
"id",
"first_name",
"last_name",
"image",
"timezone",
"projects",
"answers",
"one_liners",
"birth_date",
"phone_number",
]
class DonationPageFullDetailSerializer(serializers.ModelSerializer):
styles = PresentablePrimaryKeyRelatedField(
queryset=Style.objects.all(),
presentation_serializer=StyleInlineSerializer,
read_source=None,
allow_null=True,
required=False,
)
revenue_program = PresentablePrimaryKeyRelatedField(
queryset=RevenueProgram.objects.all(),
presentation_serializer=RevenueProgramListInlineSerializer,
read_source=None,
allow_null=False,
required=True,
)
template_pk = serializers.IntegerField(allow_null=True, required=False)
graphic = serializers.ImageField(allow_empty_file=True,
allow_null=True,
required=False)
header_bg_image = serializers.ImageField(allow_empty_file=True,
allow_null=True,
required=False)
header_logo = serializers.ImageField(allow_empty_file=True,
allow_null=True,
required=False)
graphic_thumbnail = HyperlinkedSorlImageField("300",
source="graphic",
read_only=True)
header_bg_image_thumbnail = HyperlinkedSorlImageField(
"300", source="header_bg_image", read_only=True)
header_logo_thumbnail = HyperlinkedSorlImageField("300",
source="header_logo",
read_only=True)
organization_is_nonprofit = serializers.SerializerMethodField(
method_name="get_organization_is_nonprofit")
stripe_account_id = serializers.SerializerMethodField(
method_name="get_stripe_account_id")
currency = serializers.SerializerMethodField(method_name="get_currency")
organization_country = serializers.SerializerMethodField(
method_name="get_organization_country")
allow_offer_nyt_comp = serializers.SerializerMethodField(
method_name="get_allow_offer_nyt_comp")
benefit_levels = serializers.SerializerMethodField(
method_name="get_benefit_levels")
def get_organization_is_nonprofit(self, obj):
return obj.organization.non_profit
def get_stripe_account_id(self, obj):
if self.context.get("live"):
return obj.organization.stripe_account_id
def get_currency(self, obj):
return obj.organization.get_currency_dict()
def get_organization_country(self, obj):
return obj.organization.address.country
def get_allow_offer_nyt_comp(self, obj):
if not self.context.get("live", False):
return obj.revenue_program.allow_offer_nyt_comp
def get_benefit_levels(self, obj):
if obj.revenue_program:
benefit_levels = obj.revenue_program.benefitlevel_set.all()
serializer = BenefitLevelDetailSerializer(benefit_levels,
many=True)
return serializer.data
class Meta:
model = DonationPage
fields = "__all__"
validators = [
ValidateFkReferenceOwnership(fk_attribute="styles"),
ValidateFkReferenceOwnership(fk_attribute="revenue_program"),
UniqueTogetherValidator(queryset=DonationPage.objects.all(),
fields=["revenue_program", "slug"]),
]
def _update_related(self, related_field, related_model, validated_data,
instance):
pk_field = f"{related_field}_pk"
if pk_field in validated_data and validated_data[pk_field] is None:
setattr(instance, related_field, None)
elif pk_field in validated_data:
try:
related_instance = related_model.objects.get(
pk=validated_data[pk_field])
setattr(instance, related_field, related_instance)
except related_model.DoesNotExist:
raise serializers.ValidationError({
related_field:
"Could not find instance with provided pk."
})
def _check_against_soft_deleted_slugs(self, validated_data):
new_slug = validated_data.get(settings.PAGE_SLUG_PARAM, None)
if new_slug and DonationPage.objects.deleted_only().filter(
slug=new_slug).exists():
raise serializers.ValidationError(
{settings.PAGE_SLUG_PARAM: [UNIQUE_PAGE_SLUG]})
def _create_from_template(self, validated_data):
"""
Given a template pk, find template and run model method make_page_from_template.
Returns DonationPage instance
Throws ValidationError if template is somehow missing.
"""
try:
template_pk = validated_data.pop("template_pk")
template = Template.objects.get(pk=template_pk)
return template.make_page_from_template(validated_data)
except Template.DoesNotExist:
raise serializers.ValidationError(
{"template": ["This template no longer exists"]})
def create(self, validated_data):
self._check_against_soft_deleted_slugs(validated_data)
if "template_pk" in validated_data:
return self._create_from_template(validated_data)
return super().create(validated_data)
def update(self, instance, validated_data):
self._update_related("styles", Style, validated_data, instance)
return super().update(instance, validated_data)
