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serializers.py
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serializers.py
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import uuid
from django.contrib.auth.models import Group
from django.contrib.auth.password_validation import validate_password
from django.core.exceptions import ValidationError
from django.core.validators import RegexValidator
from pydash import get
from rest_framework import serializers
from rest_framework.fields import IntegerField
from rest_framework.validators import UniqueValidator
from core.common.constants import NAMESPACE_REGEX, INCLUDE_SUBSCRIBED_ORGS, INCLUDE_VERIFICATION_TOKEN, \
INCLUDE_AUTH_GROUPS, INCLUDE_PINS
from core.users.constants import INVALID_AUTH_GROUP_NAME
from .models import UserProfile
from ..common.serializers import AbstractResourceSerializer
from ..common.utils import get_truthy_values
TRUTHY = get_truthy_values()
class UserListSerializer(AbstractResourceSerializer):
class Meta:
model = UserProfile
fields = AbstractResourceSerializer.Meta.fields + (
'username', 'name', 'url', 'logo_url'
)
class UserSummarySerializer(serializers.ModelSerializer):
sources = IntegerField(source='public_sources')
collections = IntegerField(source='public_collections')
organizations = IntegerField(source='orgs_count')
bookmarks = IntegerField(source='bookmarks_count')
class Meta:
model = UserProfile
fields = (
'username', 'name', 'url', 'logo_url', 'sources', 'collections', 'organizations',
'is_superuser', 'is_staff', 'first_name', 'last_name', 'status', 'bookmarks'
)
class UserCreateSerializer(serializers.ModelSerializer):
type = serializers.CharField(source='resource_type', read_only=True)
uuid = serializers.CharField(source='id', read_only=True)
username = serializers.CharField(required=True, validators=[
RegexValidator(regex=NAMESPACE_REGEX),
UniqueValidator(queryset=UserProfile.objects.all(), message='A user with this username already exists')
])
name = serializers.CharField(required=False)
first_name = serializers.CharField(required=False, write_only=True, allow_blank=True)
last_name = serializers.CharField(required=False, write_only=True, allow_blank=True)
email = serializers.CharField(required=True, validators=[
UniqueValidator(queryset=UserProfile.objects.all(), message='A user with this email already exists')
])
password = serializers.CharField(required=False, write_only=True)
company = serializers.CharField(required=False, allow_blank=True, allow_null=True)
location = serializers.CharField(required=False, allow_blank=True, allow_null=True)
preferred_locale = serializers.CharField(required=False)
orgs = serializers.IntegerField(read_only=True, source='orgs_count')
created_on = serializers.DateTimeField(source='created_at', read_only=True)
updated_on = serializers.DateTimeField(source='updated_at', read_only=True)
created_by = serializers.CharField(read_only=True)
updated_by = serializers.CharField(read_only=True)
extras = serializers.JSONField(required=False, allow_null=True)
token = serializers.CharField(required=False, read_only=True)
verified = serializers.BooleanField(required=False, default=True)
website = serializers.CharField(required=False, allow_blank=True, allow_null=True)
class Meta:
model = UserProfile
fields = (
'type', 'uuid', 'username', 'name', 'email', 'company', 'location', 'preferred_locale', 'orgs',
'public_collections', 'public_sources', 'created_on', 'updated_on', 'created_by', 'updated_by',
'url', 'extras', 'password', 'token', 'verified', 'first_name', 'last_name', 'website'
)
def create(self, validated_data):
requesting_user = self.context['request'].user
if requesting_user and requesting_user.is_anonymous:
requesting_user = None
username = validated_data.get('username')
existing_profile = UserProfile.objects.filter(username=username)
if existing_profile.exists():
self._errors['username'] = f'User with username {username} already exists.'
user = existing_profile.first()
user.token = user.get_token()
return user
user = UserProfile(
username=username,
email=validated_data.get('email'),
company=validated_data.get('company', None),
location=validated_data.get('location', None),
extras=validated_data.get('extras', None),
preferred_locale=validated_data.get('preferred_locale', None),
first_name=validated_data.get('name', None) or validated_data.get('first_name'),
last_name=validated_data.get('last_name', '')
)
password = validated_data.get('password', None)
try:
validate_password(password)
except ValidationError as ex:
self._errors['password'] = ex.messages
return user
user.set_password(password)
if requesting_user:
user.created_by = user.updated_by = requesting_user
if 'verified' in validated_data:
user.verified = validated_data['verified']
if not user.verified:
user.verification_token = uuid.uuid4()
user.save()
user.set_checksums()
user.token = user.get_token()
user.send_verification_email()
return user
class UserDetailSerializer(AbstractResourceSerializer):
type = serializers.CharField(source='resource_type', read_only=True)
uuid = serializers.CharField(source='id', read_only=True)
username = serializers.CharField(required=False)
first_name = serializers.CharField(required=False, allow_blank=True)
last_name = serializers.CharField(required=False, allow_blank=True)
name = serializers.CharField(required=False)
email = serializers.CharField(required=False)
company = serializers.CharField(required=False, allow_blank=True, allow_null=True)
website = serializers.CharField(required=False, allow_blank=True, allow_null=True)
location = serializers.CharField(required=False, allow_blank=True, allow_null=True)
preferred_locale = serializers.CharField(required=False)
orgs = serializers.IntegerField(read_only=True, source='orgs_count')
owned_orgs = serializers.IntegerField(read_only=True, source='owned_orgs_count')
sources = serializers.IntegerField(read_only=True, source='all_sources_count')
bookmarks = serializers.IntegerField(read_only=True, source='bookmarks_count')
collections = serializers.IntegerField(read_only=True, source='all_collections_count')
created_on = serializers.DateTimeField(source='created_at', read_only=True)
updated_on = serializers.DateTimeField(source='updated_at', read_only=True)
created_by = serializers.CharField(read_only=True)
updated_by = serializers.CharField(read_only=True)
extras = serializers.JSONField(required=False, allow_null=True)
subscribed_orgs = serializers.SerializerMethodField()
auth_groups = serializers.ListField(required=False, allow_null=True, allow_empty=True)
deactivated_at = serializers.DateTimeField(read_only=True)
pins = serializers.SerializerMethodField()
class Meta:
model = UserProfile
fields = AbstractResourceSerializer.Meta.fields + (
'type', 'uuid', 'username', 'name', 'email', 'company', 'location', 'preferred_locale', 'orgs',
'public_collections', 'public_sources', 'created_on', 'updated_on', 'created_by', 'updated_by',
'url', 'organizations_url', 'extras', 'sources_url', 'collections_url', 'website', 'last_login',
'logo_url', 'subscribed_orgs', 'is_superuser', 'is_staff', 'first_name', 'last_name', 'verified',
'verification_token', 'date_joined', 'auth_groups', 'status', 'deactivated_at',
'sources', 'collections', 'owned_orgs', 'bookmarks', 'pins'
)
def __init__(self, *args, **kwargs):
params = get(kwargs, 'context.request.query_params')
self.query_params = params.dict() if params else {}
self.include_subscribed_orgs = self.query_params.get(INCLUDE_SUBSCRIBED_ORGS) in TRUTHY
self.include_verification_token = self.query_params.get(INCLUDE_VERIFICATION_TOKEN) in TRUTHY
self.include_auth_groups = self.query_params.get(INCLUDE_AUTH_GROUPS) in TRUTHY
self.include_pins = self.query_params.get(INCLUDE_PINS) in TRUTHY
if not self.include_subscribed_orgs:
self.fields.pop('subscribed_orgs')
if not self.include_verification_token:
self.fields.pop('verification_token')
if not self.include_auth_groups:
self.fields.pop('auth_groups')
if not self.include_pins:
self.fields.pop('pins')
super().__init__(*args, **kwargs)
def get_subscribed_orgs(self, obj):
if self.include_subscribed_orgs:
from core.orgs.serializers import OrganizationListSerializer
return OrganizationListSerializer(obj.organizations.all(), many=True).data
return None
def get_pins(self, obj):
if self.include_pins:
from core.pins.serializers import PinSerializer
return PinSerializer(obj.pins.prefetch_related('resource').all(), many=True).data
return None
def update(self, instance, validated_data):
request_user = self.context['request'].user
instance.email = validated_data.get('email', instance.email)
instance.username = validated_data.get('username', instance.username)
instance.first_name = validated_data.get('first_name', instance.first_name)
instance.last_name = validated_data.get('last_name', instance.last_name)
instance.company = validated_data.get('company', instance.company)
instance.website = validated_data.get('website', instance.website)
instance.location = validated_data.get('location', instance.location)
instance.preferred_locale = validated_data.get('preferred_locale', instance.preferred_locale)
instance.extras = validated_data.get('extras', instance.extras)
instance.updated_by = request_user
auth_groups = validated_data.get('auth_groups', None)
if isinstance(auth_groups, list):
if len(auth_groups) == 0:
instance.groups.set([])
else:
if instance.is_valid_auth_group(*auth_groups):
instance.groups.set(Group.objects.filter(name__in=auth_groups))
else:
self._errors.update({'auth_groups': [INVALID_AUTH_GROUP_NAME]})
return instance
instance.save()
if instance.id:
instance.set_checksums()
return instance