nk20/apps/note/api/serializers.py

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# Copyright (C) 2018-2020 by BDE ENS Paris-Saclay
# SPDX-License-Identifier: GPL-3.0-or-later
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from rest_framework import serializers
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from rest_polymorphic.serializers import PolymorphicSerializer
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from member.backends import PermissionBackend
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from note_kfet.middlewares import get_current_authenticated_user
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from ..models.notes import Note, NoteClub, NoteSpecial, NoteUser, Alias
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from ..models.transactions import TransactionTemplate, Transaction, MembershipTransaction, TemplateCategory, \
RecurrentTransaction, SpecialTransaction
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class NoteSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Notes.
The djangorestframework plugin will analyse the model `Note` and parse all fields in the API.
"""
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class Meta:
model = Note
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fields = '__all__'
read_only_fields = [f.name for f in model._meta.get_fields()] # Notes are read-only protected
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class NoteClubSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Club's notes.
The djangorestframework plugin will analyse the model `NoteClub` and parse all fields in the API.
"""
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name = serializers.SerializerMethodField()
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class Meta:
model = NoteClub
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fields = '__all__'
read_only_fields = ('note', 'club', )
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def get_name(self, obj):
return str(obj)
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class NoteSpecialSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for special notes.
The djangorestframework plugin will analyse the model `NoteSpecial` and parse all fields in the API.
"""
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name = serializers.SerializerMethodField()
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class Meta:
model = NoteSpecial
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fields = '__all__'
read_only_fields = ('note', )
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def get_name(self, obj):
return str(obj)
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class NoteUserSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for User's notes.
The djangorestframework plugin will analyse the model `NoteUser` and parse all fields in the API.
"""
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name = serializers.SerializerMethodField()
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class Meta:
model = NoteUser
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fields = '__all__'
read_only_fields = ('note', 'user', )
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def get_name(self, obj):
return str(obj)
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class AliasSerializer(serializers.ModelSerializer):
"""
REST API Serializer for Aliases.
The djangorestframework plugin will analyse the model `Alias` and parse all fields in the API.
"""
note = serializers.SerializerMethodField()
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class Meta:
model = Alias
fields = '__all__'
read_only_fields = ('note', )
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def get_note(self, alias):
if PermissionBackend().has_perm(get_current_authenticated_user(), "note.view_note", alias.note):
return NotePolymorphicSerializer().to_representation(alias.note)
else:
return alias.note.id
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class NotePolymorphicSerializer(PolymorphicSerializer):
model_serializer_mapping = {
Note: NoteSerializer,
NoteUser: NoteUserSerializer,
NoteClub: NoteClubSerializer,
NoteSpecial: NoteSpecialSerializer
}
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class Meta:
model = Note
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class TemplateCategorySerializer(serializers.ModelSerializer):
"""
REST API Serializer for Transaction templates.
The djangorestframework plugin will analyse the model `TemplateCategory` and parse all fields in the API.
"""
class Meta:
model = TemplateCategory
fields = '__all__'
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class TransactionTemplateSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Transaction templates.
The djangorestframework plugin will analyse the model `TransactionTemplate` and parse all fields in the API.
"""
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class Meta:
model = TransactionTemplate
fields = '__all__'
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class TransactionSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Transactions.
The djangorestframework plugin will analyse the model `Transaction` and parse all fields in the API.
"""
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class Meta:
model = Transaction
fields = '__all__'
class RecurrentTransactionSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Transactions.
The djangorestframework plugin will analyse the model `RecurrentTransaction` and parse all fields in the API.
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"""
class Meta:
model = RecurrentTransaction
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fields = '__all__'
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class MembershipTransactionSerializer(serializers.ModelSerializer):
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"""
REST API Serializer for Membership transactions.
The djangorestframework plugin will analyse the model `MembershipTransaction` and parse all fields in the API.
"""
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class Meta:
model = MembershipTransaction
fields = '__all__'
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class SpecialTransactionSerializer(serializers.ModelSerializer):
"""
REST API Serializer for Special transactions.
The djangorestframework plugin will analyse the model `SpecialTransaction` and parse all fields in the API.
"""
class Meta:
model = SpecialTransaction
fields = '__all__'
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class TransactionPolymorphicSerializer(PolymorphicSerializer):
model_serializer_mapping = {
Transaction: TransactionSerializer,
RecurrentTransaction: RecurrentTransactionSerializer,
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MembershipTransaction: MembershipTransactionSerializer,
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SpecialTransaction: SpecialTransactionSerializer,
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}
class Meta:
model = Transaction