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Make all orders "guest orders"

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This commit is contained in:
Raphael Michel
2015-10-04 15:05:05 +02:00
parent c47008cc18
commit 93d027cec6
40 changed files with 296 additions and 1264 deletions
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49
src/pretix/base/services/cart.py
View File

@@ -5,7 +5,7 @@ from django.utils.timezone import now
from django.utils.translation import ugettext_lazy as _
from pretix.base.models import (
CartPosition, Event, EventLock, Item, ItemVariation, Quota, User,
CartPosition, Event, EventLock, Item, ItemVariation, Quota,
)
@@ -28,27 +28,21 @@ error_messages = {
}
def _user_cart_q(user=None, guest_session=None):
if user and user.is_authenticated():
return Q(Q(user=user) | Q(session=guest_session))
return Q(Q(user__isnull=True) & Q(session=guest_session))
def _extend_existing(event, user, guest_session, expiry):
def _extend_existing(event, session, expiry):
# Extend this user's cart session to 30 minutes from now to ensure all items in the
# cart expire at the same time
# We can extend the reservation of items which are not yet expired without risk
CartPosition.objects.current.filter(
_user_cart_q(user, guest_session) & Q(event=event) & Q(expires__gt=now())
Q(session=session) & Q(event=event) & Q(expires__gt=now())
).update(expires=expiry)
def _re_add_expired_positions(items, event, user, guest_session):
def _re_add_expired_positions(items, event, session):
positions = set()
# For items that are already expired, we have to delete and re-add them, as they might
# be no longer available or prices might have changed. Sorry!
expired = CartPosition.objects.current.filter(
_user_cart_q(user, guest_session) & Q(event=event) & Q(expires__lte=now())
Q(session=session) & Q(event=event) & Q(expires__lte=now())
)
for cp in expired:
items.insert(0, (cp.item_id, cp.variation_id, 1, cp))
@@ -69,7 +63,7 @@ def _check_date(event):
raise CartError(error_messages['ended'])
def _add_items(event, items, user, guest_session, expiry):
def _add_items(event, items, session, expiry):
err = None
# Fetch items from the database
@@ -129,40 +123,36 @@ def _add_items(event, items, user, guest_session, expiry):
else:
CartPosition.objects.create(
event=event, item=item, variation=variation, price=price, expires=expiry,
user=user if user and user.is_authenticated() else None,
session=guest_session if not user or not user.is_authenticated() else None
session=session
)
return err
def add_items_to_cart(event: str, items: list, user: int=None, guest_session: str=None):
def add_items_to_cart(event: str, items: list, session: str=None):
"""
Adds a list of items to a user's or a guest's cart.
Adds a list of items to a user's cart.
:param event: The event ID in question
:param items: A list of tuple of the form (item id, variation id or None, number)
:param user: User ID
:param guest_session: Session ID of a guest
:param session: Session ID of a guest
:raises CartError: On any error that occured
"""
if user:
user = User.objects.get(id=user)
event = Event.objects.current.get(identity=event)
try:
with event.lock():
_check_date(event)
existing = CartPosition.objects.current.filter(_user_cart_q(user, guest_session) & Q(event=event)).count()
existing = CartPosition.objects.current.filter(Q(session=session) & Q(event=event)).count()
if sum(i[2] for i in items) + existing > int(event.settings.max_items_per_order):
# TODO: i18n plurals
raise CartError(error_messages['max_items'] % event.settings.max_items_per_order)
expiry = now() + timedelta(minutes=event.settings.get('reservation_time', as_type=int))
_extend_existing(event, user, guest_session, expiry)
_extend_existing(event, session, expiry)
expired = _re_add_expired_positions(items, event, user, guest_session)
expired = _re_add_expired_positions(items, event, session)
if not items:
raise CartError(error_messages['empty'])
err = _add_items(event, items, user, guest_session, expiry)
err = _add_items(event, items, session, expiry)
_delete_expired(expired)
if err:
raise CartError(err)
@@ -170,20 +160,17 @@ def add_items_to_cart(event: str, items: list, user: int=None, guest_session: st
raise CartError(error_messages['busy'])
def remove_items_from_cart(event: str, items: list, user: int=None, guest_session: str=None):
def remove_items_from_cart(event: str, items: list, session: str=None):
"""
Removes a list of items from a user's or a guest's cart.
Removes a list of items from a user's cart.
:param event: The event ID in question
:param items: A list of tuple of the form (item id, variation id or None, number)
:param user: User ID
:param guest_session: Session ID of a guest
:param session: Session ID of a guest
"""
if user:
user = User.objects.get(id=user)
event = Event.objects.current.get(identity=event)
for item, variation, cnt in items:
cw = _user_cart_q(user, guest_session) & Q(item_id=item) & Q(event=event)
cw = Q(session=session) & Q(item_id=item) & Q(event=event)
if variation:
cw &= Q(variation_id=variation)
else:

16
src/pretix/base/services/mail.py
View File

@@ -17,7 +17,7 @@ def mail(email: str, subject: str, template: str, context: dict=None, event: Eve
"""
Sends out an email to a user.
:param user: The user this should be sent to.
:param email: The e-mail this should be sent to.
:param subject: The e-mail subject. Should be localized.
:param template: The filename of a template to be used. It will
be rendered with the recipient's locale. Alternatively, you
@@ -31,7 +31,8 @@ def mail(email: str, subject: str, template: str, context: dict=None, event: Eve
backend.
"""
_lng = translation.get_language()
translation.activate(locale or settings.LANGUAGE_CODE)
if locale:
translation.activate(locale or settings.LANGUAGE_CODE)
if isinstance(template, LazyI18nString):
body = str(template)
@@ -52,17 +53,6 @@ def mail(email: str, subject: str, template: str, context: dict=None, event: Eve
"You are receiving this e-mail because you placed an order for %s." % event.name
)
body += "\r\n"
body += _(
"You can view all of your orders at the following URL:"
)
body += "\r\n"
body += build_absolute_uri(
'presale:event.orders', kwargs={
'event': event.slug,
'organizer': event.organizer.slug
}
)
body += "\r\n"
try:
return mail_send([email], subject, body, sender)
finally:

15
src/pretix/base/services/orders.py
View File

@@ -67,7 +67,8 @@ def mark_order_paid(order: Order, provider: str=None, info: str=None, date: date
'event': order.event.slug,
'organizer': order.event.organizer.slug,
'order': order.code,
}) + '?order_secret=' + order.secret,
'secret': order.secret
}),
'downloads': order.event.settings.get('ticket_download', as_type=bool)
},
order.event, locale=order.locale
@@ -131,14 +132,14 @@ def check_positions(event: Event, dt: datetime, positions: list):
raise OrderError(err)
def perform_order(event: Event, payment_provider: BasePaymentProvider, positions: list, user: User=None,
def perform_order(event: Event, payment_provider: BasePaymentProvider, positions: list,
email: str=None, locale: str=None):
dt = now()
try:
with event.lock():
check_positions(event, dt, positions)
order = place_order(event, user, email if user is None else None, positions, dt, payment_provider,
order = place_order(event, email, positions, dt, payment_provider,
locale=locale)
mail(
order.email, _('Your order: %(code)s') % {'code': order.code},
@@ -150,7 +151,8 @@ def perform_order(event: Event, payment_provider: BasePaymentProvider, positions
'event': event.slug,
'organizer': event.organizer.slug,
'order': order.code,
}) + '?order_secret=' + order.secret,
'secret': order.secret
}),
'payment': payment_provider.order_pending_mail_render(order)
},
event, locale=order.locale
@@ -163,7 +165,7 @@ def perform_order(event: Event, payment_provider: BasePaymentProvider, positions
@transaction.atomic()
def place_order(event: Event, user: User, email: str, positions: list, dt: datetime,
def place_order(event: Event, email: str, positions: list, dt: datetime,
payment_provider: BasePaymentProvider, locale: str=None):
total = sum([c.price for c in positions])
payment_fee = payment_provider.calculate_fee(total)
@@ -174,8 +176,7 @@ def place_order(event: Event, user: User, email: str, positions: list, dt: datet
order = Order.objects.create(
status=Order.STATUS_PENDING,
event=event,
user=user,
guest_email=email,
email=email,
datetime=dt,
expires=min(expires),
locale=locale,