Files
pretix_cgo/src/pretix/base/exporters/json.py
2017-04-17 14:54:15 +02:00

102 lines
4.2 KiB
Python

import json
from django.core.serializers.json import DjangoJSONEncoder
from django.dispatch import receiver
from ..exporter import BaseExporter
from ..signals import register_data_exporters
class JSONExporter(BaseExporter):
identifier = 'json'
verbose_name = 'JSON'
def render(self, form_data):
jo = {
'event': {
'name': str(self.event.name),
'slug': self.event.slug,
'organizer': {
'name': str(self.event.organizer.name),
'slug': self.event.organizer.slug
},
'categories': [
{
'id': category.id,
'name': str(category.name)
} for category in self.event.categories.all()
],
'items': [
{
'id': item.id,
'name': str(item.name),
'category': item.category_id,
'price': item.default_price,
'tax_rate': item.tax_rate,
'admission': item.admission,
'active': item.active,
'variations': [
{
'id': variation.id,
'active': variation.active,
'price': variation.default_price if variation.default_price is not None else
item.default_price,
'name': str(variation)
} for variation in item.variations.all()
]
} for item in self.event.items.all().prefetch_related('variations')
],
'questions': [
{
'id': question.id,
'question': str(question.question),
'type': question.type
} for question in self.event.questions.all()
],
'orders': [
{
'code': order.code,
'status': order.status,
'user': order.email,
'datetime': order.datetime,
'payment_fee': order.payment_fee,
'total': order.total,
'positions': [
{
'id': position.id,
'item': position.item_id,
'variation': position.variation_id,
'price': position.price,
'attendee_name': position.attendee_name,
'attendee_email': position.attendee_email,
'secret': position.secret,
'addon_to': position.addon_to_id,
'answers': [
{
'question': answer.question_id,
'answer': answer.answer
} for answer in position.answers.all()
]
} for position in order.positions.all()
]
} for order in
self.event.orders.all().prefetch_related('positions', 'positions__answers')
],
'quotas': [
{
'id': quota.id,
'size': quota.size,
'items': [item.id for item in quota.items.all()],
'variations': [variation.id for variation in quota.variations.all()],
} for quota in self.event.quotas.all().prefetch_related('items', 'variations')
]
}
}
return 'pretixdata.json', 'application/json', json.dumps(jo, cls=DjangoJSONEncoder)
@receiver(register_data_exporters, dispatch_uid="exporter_json")
def register_json_export(sender, **kwargs):
return JSONExporter