addons-server/mkt/inapp_pay/views.py

292 строки
11 KiB
Python

import hashlib
import uuid
import commonware.log
import jingo
from session_csrf import anonymous_csrf
from tower import ugettext as _
import waffle
from waffle.decorators import waffle_switch
from django.conf import settings
from django.db import transaction
from django.shortcuts import redirect, get_object_or_404
import amo
from amo.decorators import login_required, post_required, write
from amo.urlresolvers import reverse
from lib.cef_loggers import inapp_cef
from lib.pay_server import client
from market.models import Price
import paypal
from stats.models import Contribution
from .decorators import require_inapp_request
from .helpers import render_error
from .models import InappPayment, InappPayLog, InappConfig
from . import tasks
log = commonware.log.getLogger('z.inapp_pay')
@anonymous_csrf
@waffle_switch('in-app-payments-ui')
def lobby(request):
return jingo.render(request, 'inapp_pay/lobby.html')
@require_inapp_request
@anonymous_csrf
@write
@waffle_switch('in-app-payments-ui')
def pay_start(request, signed_req, pay_req):
cfg = pay_req['_config']
pr = None
has_preapproval = False
if request.amo_user:
pr = request.amo_user.get_preapproval()
has_preapproval = request.amo_user.has_preapproval_key()
tier, price, currency = _get_price(pay_req, preapproval=pr)
webapp = cfg.addon
InappPayLog.log(request, 'PAY_START', config=cfg)
tasks.fetch_product_image.delay(cfg.pk,
_serializable_req(pay_req))
data = dict(price=price,
product=webapp,
currency=currency,
item=pay_req['request']['name'],
img=cfg.image_url(pay_req['request'].get('imageURL')),
description=pay_req['request']['description'],
signed_request=signed_req)
if not request.user.is_authenticated():
return jingo.render(request, 'inapp_pay/login.html', data)
if not has_preapproval:
return jingo.render(request, 'inapp_pay/nowallet.html', data)
return jingo.render(request, 'inapp_pay/pay_start.html', data)
def preauth(request):
from mkt.account.views import preapproval
return preapproval(request)
@require_inapp_request
@login_required
@post_required
@write
@waffle_switch('in-app-payments-ui')
def pay(request, signed_req, pay_req):
paykey, status = '', ''
preapproval = None
if request.amo_user:
preapproval = request.amo_user.get_preapproval()
tier, price, currency = _get_price(pay_req, preapproval=preapproval)
source = request.POST.get('source', '')
product = pay_req['_config'].addon
# L10n: {0} is the product name. {1} is the application name.
contrib_for = (_(u'Firefox Marketplace in-app payment for {0} to {1}')
.format(pay_req['request']['name'], product.name))
# TODO(solitude): solitude lib will create these for us.
uuid_ = hashlib.md5(str(uuid.uuid4())).hexdigest()
if waffle.flag_is_active(request, 'solitude-payments'):
# TODO(solitude): when the migration of data is completed, we
# will be able to remove this. Seller data is populated in solitude
# on submission or devhub changes. If those don't occur, you won't be
# able to sell at all.
client.create_seller_for_pay(product)
complete = reverse('inapp_pay.pay_status',
args=[pay_req['_config'].pk, 'complete'])
cancel = reverse('inapp_pay.pay_status',
args=[pay_req['_config'].pk, 'cancel'])
# TODO(bug 748137): remove retry is False.
try:
result = client.pay({'amount': price, 'currency': currency,
'buyer': request.amo_user, 'seller': product,
'memo': contrib_for, 'complete': complete,
'cancel': cancel}, retry=False)
except client.Error as exc:
paypal.paypal_log_cef(request, product, uuid_,
'in-app PayKey Failure', 'PAYKEYFAIL',
'There was an error getting the paykey')
log.error(u'Error getting paykey, in-app payment: %s'
% pay_req['_config'].pk,
exc_info=True)
InappPayLog.log(request, 'PAY_ERROR', config=pay_req['_config'])
return render_error(request, exc)
#TODO(solitude): just use the dictionary when solitude is live.
paykey = result.get('pay_key', '')
status = result.get('status', '')
uuid_ = result.get('uuid', '')
else:
try:
paykey, status = paypal.get_paykey(dict(
amount=price,
chains=settings.PAYPAL_CHAINS,
currency=currency,
email=product.paypal_id,
ip=request.META.get('REMOTE_ADDR'),
memo=contrib_for,
pattern='inapp_pay.pay_status',
preapproval=preapproval,
qs={'realurl': request.POST.get('realurl')},
slug=pay_req['_config'].pk, # passed to pay_done()
# via reverse()
uuid=uuid_
))
except paypal.PaypalError, exc:
paypal.paypal_log_cef(request, product, uuid_,
'in-app PayKey Failure', 'PAYKEYFAIL',
'There was an error getting the paykey')
log.error(u'Error getting paykey, in-app payment: %s'
% pay_req['_config'].pk,
exc_info=True)
InappPayLog.log(request, 'PAY_ERROR', config=pay_req['_config'])
return render_error(request, exc)
with transaction.commit_on_success():
contrib = Contribution(addon_id=product.id, amount=price,
source=source, source_locale=request.LANG,
currency=currency, uuid=str(uuid_),
price_tier=tier,
type=amo.CONTRIB_INAPP_PENDING,
paykey=paykey, user=request.amo_user)
log.debug('Storing in-app payment contrib for uuid: %s' % uuid_)
# If this was a pre-approval, it's completed already, we'll
# double check this with PayPal, just to be sure nothing went wrong.
if status == 'COMPLETED':
paypal.paypal_log_cef(request, product, uuid_,
'Purchase', 'PURCHASE',
'A user purchased using pre-approval')
log.debug('Status is completed for uuid: %s' % uuid_)
if waffle.flag_is_active(request, 'solitude-payments'):
result = client.post_pay_check(data={'pay_key': paykey})
if result['status'] == 'COMPLETED':
log.debug('Check in-app payment is completed for uuid: %s'
% uuid_)
contrib.type = amo.CONTRIB_INAPP
else:
# In this case PayPal disagreed, we should not be trusting
# what get_paykey said. Which is a worry.
log.error('Check in-app payment failed on uuid: %s'
% uuid_)
status = 'NOT-COMPLETED'
else:
# TODO(solitude): remove this when solitude goes live.
if paypal.check_purchase(paykey) == 'COMPLETED':
log.debug('Check in-app payment is completed for uuid: %s'
% uuid_)
contrib.type = amo.CONTRIB_INAPP
else:
# In this case PayPal disagreed, we should not be trusting
# what get_paykey said. Which is a worry.
log.error('Check in-app payment failed on uuid: %s'
% uuid_)
status = 'NOT-COMPLETED'
contrib.save()
payment = InappPayment.objects.create(
config=pay_req['_config'],
contribution=contrib,
name=pay_req['request']['name'],
description=pay_req['request']['description'],
app_data=pay_req['request']['productdata'])
InappPayLog.log(request, 'PAY', config=pay_req['_config'])
url = '%s?paykey=%s' % (settings.PAYPAL_FLOW_URL, paykey)
if status != 'COMPLETED':
return redirect(url)
# Payment was completed using pre-auth. Woo!
_payment_done(request, payment)
cfg = pay_req['_config']
c = dict(price=price,
product=cfg.addon,
currency=currency,
item=pay_req['request']['name'],
img=cfg.image_url(pay_req['request'].get('imageURL')),
description=pay_req['request']['description'],
signed_request=signed_req)
return jingo.render(request, 'inapp_pay/complete.html', c)
@anonymous_csrf
@login_required
@write
@waffle_switch('in-app-payments-ui')
def pay_status(request, config_pk, status):
tpl_path = 'inapp_pay/'
with transaction.commit_on_success():
cfg = get_object_or_404(InappConfig, pk=config_pk)
uuid_ = None
try:
uuid_ = str(request.GET['uuid'])
cnt = Contribution.objects.get(uuid=uuid_)
except (KeyError, UnicodeEncodeError, ValueError,
Contribution.DoesNotExist), exc:
log.error('PayPal returned invalid uuid %r from in-app payment'
% uuid_, exc_info=True)
inapp_cef.log(request, cfg.addon, 'inapp_pay_status',
'PayPal or someone sent invalid uuid %r for '
'in-app pay config %r; exception: %s: %s'
% (uuid_, cfg.pk, exc.__class__.__name__, exc),
severity=4)
return render_error(request, exc)
payment = InappPayment.objects.get(config=cfg, contribution=cnt)
if status == 'complete':
cnt.update(type=amo.CONTRIB_INAPP)
tpl = tpl_path + 'complete.html'
action = 'PAY_COMPLETE'
elif status == 'cancel':
tpl = tpl_path + 'payment_cancel.html'
action = 'PAY_CANCEL'
else:
raise ValueError('Unexpected status: %r' % status)
_payment_done(request, payment, action=action)
return jingo.render(request, tpl, {'product': cnt.addon})
def _get_price(pay_request, preapproval=None):
"""
Get (tier, price, currency) based either on the user's preapproval
currency choice or based on the current locale.
"""
currency = preapproval.currency if preapproval else None
tier = Price.objects.get(pk=pay_request['request']['priceTier'])
price, currency, locale = tier.get_price_data(currency=currency)
return tier, price, currency
def _payment_done(request, payment, action='PAY_COMPLETE'):
if action == 'PAY_COMPLETE':
tasks.payment_notify.delay(payment.pk)
# TODO(Kumar) when canceled, notify app. bug 741588
InappPayLog.log(request, action, config=payment.config)
log.debug('in-app payment %s for payment %s' % (action, payment.pk))
def _serializable_req(pay_req):
"""
Convert payment request json (from signed JWT)
to dict that can be serialized.
"""
pay_req = pay_req.copy()
del pay_req['_config']
return pay_req