def cancel_talk(self, user, talk_id, post_data):
"""Cancel the negotiation talk
Delete the negociation talk and associated messages, send a mail to
the other user.
Canceling a negociation talk must have a reason. So, we use the contact
form.
- If the talk doesnt exists, raise a TalkDoesNotExist exception
"""
try:
talk = Talk.objects.get(pk=talk_id)
except Talk.DoesNotExist:
raise TalkDoesNotExist(talk_id)
if (talk.from_user.id != user.id and talk.trip.user.id != user.id):
raise InvalidUser(user)
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
from_user = user
to_user = (talk.trip.user
if from_user.id == talk.from_user.id else talk.from_user)
subject = talk.trip.get_public_name()
message_header = (u"%s a annulé la négociation " % from_user.username)
if from_user.id == talk.from_user.id:
message_header += u"à propos de votre annonce %s (%s)." % (
talk.trip.name,
subject,
)
else:
message_header += (u"à propos de l'annonce %s." % subject)
send_mail(
(u"Annonce %s - Annulation de la négociation" % subject),
u"""Ceci est un message automatique, veuillez ne pas y répondre.
Bonjour %s,
%s
Il semblerait que vous n'ayez pas trouvé de compromis satisfaisant.
Voici la raison de l'annulation donnée par %s:
--------------------------------
%s
--------------------------------
Nous espérons que vous aurez plus de chance lors de votre prochaine négociation.
Cordialement,
L'équipe %s""" % (to_user.username, message_header, from_user.username,
form.cleaned_data['message'], settings.PROJECT_NAME),
settings.FROM_EMAIL, [to_user.email])
talk.delete()
def delete_trip(self, user, trip_id, post_data):
"""Delete a trip
Delete the announce and associated negociations and alert the contact
that the negociation has been deleted because of the related announce
deletion.
- If the trip doesnt exists, raise a TripDoesNotExist exception
"""
try:
trip = Trip.objects.get(pk=trip_id, user=user)
except Trip.DoesNotExist:
raise InvalidUser(user)
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
for talk in trip.talk_set.all():
try:
from_user = user
to_user = talk.from_user
subject = talk.trip.get_public_name()
message_header = u"%s a supprimé son annonce %s" % (
from_user.username,
subject,
)
send_mail(
(u"Annonce %s - Suppression de l'annonce et de la "
u"négociation" % subject),
u"""Ceci est un message automatique, veuillez ne pas y répondre.
Bonjour %s,
%s,
ce qui entraîne la suppression de votre négociation.
Voici la raison de la suppression donnée par %s:
--------------------------------
%s
--------------------------------
Cordialement,
L'équipe %s""" % (
to_user.username,
message_header,
from_user.username,
form.cleaned_data['message'],
settings.PROJECT_NAME
),
settings.FROM_EMAIL, [to_user.email]
)
except:
pass
trip.delete()
def delete_trip(self, user, trip_id, post_data):
"""Delete a trip
Delete the announce and associated negociations and alert the contact
that the negociation has been deleted because of the related announce
deletion.
- If the trip doesnt exists, raise a TripDoesNotExist exception
"""
try:
trip = Trip.objects.get(pk=trip_id, user=user)
except Trip.DoesNotExist:
raise InvalidUser(user)
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
for talk in trip.talk_set.all():
try:
from_user = user
to_user = talk.from_user
subject = talk.trip.get_public_name()
message_header = u"%s a supprimé son annonce %s" % (
from_user.username,
subject,
)
send_mail((
u"Annonce %s - Suppression de l'annonce et de la "
u"négociation" % subject
), u"""Ceci est un message automatique, veuillez ne pas y répondre.
Bonjour %s,
%s,
ce qui entraîne la suppression de votre négociation.
Voici la raison de la suppression donnée par %s:
--------------------------------
%s
--------------------------------
Cordialement,
L'équipe %s""" % (to_user.username, message_header, from_user.username,
form.cleaned_data['message'], settings.PROJECT_NAME),
settings.FROM_EMAIL, [to_user.email])
except:
pass
trip.delete()
def contact_user(self, user, trip_id, post_data):
"""Create a new negociation about an announce
Create the negotiation, the message, and send a mail to the user trip.
If the trip doesnt exists, raise a TripDoesNotExist exception.
If a negociation already exists for this announce and this user, raise
an TalkAlreadyExist exception.
If one of the email field is empty, raise a InvalidMail exception.
"""
try:
trip = Trip.objects.get(pk=trip_id)
except Trip.DoesNotExist:
raise TripDoesNotExist(trip_id)
try:
talk = Talk.objects.get(trip=trip, from_user=user)
raise TalkAlreadyExists(trip_id)
except Talk.DoesNotExist:
pass
if user.email == "" or trip.user.email == "":
raise InvalidMail()
from_user = user
to_user = trip.user
subject = _("Trip %(trip_public_name)s") % {
'trip_public_name': trip.get_public_name()
}
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
try:
talk = Talk(
trip=trip,
from_user=from_user
)
talk.save()
self._send_message(
talk,
from_user,
to_user,
form.cleaned_data['message']
)
except Exception, err:
transaction.rollback()
raise err
def contact_user(self, user, trip_id, post_data):
"""Create a new negociation about an announce
Create the negotiation, the message, and send a mail to the user trip.
If the trip doesnt exists, raise a TripDoesNotExist exception.
If a negociation already exists for this announce and this user, raise
an TalkAlreadyExist exception.
If one of the email field is empty, raise a InvalidMail exception.
"""
try:
trip = Trip.objects.get(pk=trip_id)
except Trip.DoesNotExist:
raise TripDoesNotExist(trip_id)
try:
talk = Talk.objects.get(trip=trip, from_user=user)
raise TalkAlreadyExists(trip_id)
except Talk.DoesNotExist:
pass
if user.email == "" or trip.user.email == "":
raise InvalidMail()
from_user = user
to_user = trip.user
subject = _("Trip %(trip_public_name)s") % {
'trip_public_name': trip.get_public_name()
}
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
try:
talk = Talk(trip=trip, from_user=from_user)
talk.save()
self._send_message(talk, from_user, to_user,
form.cleaned_data['message'])
except Exception, err:
transaction.rollback()
raise err
def add_message(self, user, talk_id, post_data):
"""Add a message to an already existing negociation talk, and send a
mail to the user.
- If the talk doesnt exists, raise a TalkDoesNotExist exception
- If the provided post_data is not valid, raise a InvalidContactUserForm
- If the user is not allowed to retreive this data, raise a InvalidUser
exception.
"""
try:
talk = Talk.objects.get(id=talk_id)
except Talk.DoesNotExist:
raise TalkDoesNotExist(talk_id)
if (talk.from_user.id != user.id and talk.trip.user.id != user.id):
raise InvalidUser(user)
from_user = user
to_user = (talk.trip.user if from_user.id == talk.from_user.id
else talk.from_user)
subject = _("Trip %(trip_public_name)s") % {
'trip_public_name': talk.trip.get_public_name()
}
form = ContactUserForm(post_data)
if form.is_valid():
try:
self._send_message(
talk,
from_user,
to_user,
form.cleaned_data['message']
)
except Exception, err:
transaction.rollback()
raise err
else:
transaction.commit()
return talk
def add_message(self, user, talk_id, post_data):
"""Add a message to an already existing negociation talk, and send a
mail to the user.
- If the talk doesnt exists, raise a TalkDoesNotExist exception
- If the provided post_data is not valid, raise a InvalidContactUserForm
- If the user is not allowed to retreive this data, raise a InvalidUser
exception.
"""
try:
talk = Talk.objects.get(id=talk_id)
except Talk.DoesNotExist:
raise TalkDoesNotExist(talk_id)
if (talk.from_user.id != user.id and talk.trip.user.id != user.id):
raise InvalidUser(user)
from_user = user
to_user = (talk.trip.user
if from_user.id == talk.from_user.id else talk.from_user)
subject = _("Trip %(trip_public_name)s") % {
'trip_public_name': talk.trip.get_public_name()
}
form = ContactUserForm(post_data)
if form.is_valid():
try:
self._send_message(talk, from_user, to_user,
form.cleaned_data['message'])
except Exception, err:
transaction.rollback()
raise err
else:
transaction.commit()
return talk
def cancel_talk(self, user, talk_id, post_data):
"""Cancel the negotiation talk
Delete the negociation talk and associated messages, send a mail to
the other user.
Canceling a negociation talk must have a reason. So, we use the contact
form.
- If the talk doesnt exists, raise a TalkDoesNotExist exception
"""
try:
talk = Talk.objects.get(pk=talk_id)
except Talk.DoesNotExist:
raise TalkDoesNotExist(talk_id)
if (talk.from_user.id != user.id and talk.trip.user.id != user.id):
raise InvalidUser(user)
form = ContactUserForm(post_data)
if not form.is_valid():
raise InvalidContactUserForm(form)
from_user = user
to_user = (talk.trip.user if from_user.id == talk.from_user.id
else talk.from_user)
subject = talk.trip.get_public_name()
message_header = (u"%s a annulé la négociation " %
from_user.username)
if from_user.id == talk.from_user.id:
message_header += u"à propos de votre annonce %s (%s)." % (
talk.trip.name,
subject,
)
else:
message_header += (u"à propos de l'annonce %s." %
subject)
send_mail(
(u"Annonce %s - Annulation de la négociation" %
subject),
u"""Ceci est un message automatique, veuillez ne pas y répondre.
Bonjour %s,
%s
Il semblerait que vous n'ayez pas trouvé de compromis satisfaisant.
Voici la raison de l'annulation donnée par %s:
--------------------------------
%s
--------------------------------
Nous espérons que vous aurez plus de chance lors de votre prochaine négociation.
Cordialement,
L'équipe %s""" % (
to_user.username,
message_header,
from_user.username,
form.cleaned_data['message'],
settings.PROJECT_NAME
),
settings.FROM_EMAIL, [to_user.email]
)
talk.delete()
