def pre_save_user(sender, instance, **kwargs):
try:
original = User.objects.get(pk=instance.pk)
except User.DoesNotExist:
pass
else:
# Sync with MailChimp whenever a user becomes active
if not original.is_active == instance.is_active and instance.is_active:
user = instance
profile = user.get_profile()
mailsnake = MailSnake(settings.MAILCHIMP_API_KEY)
if profile.newsletter:
email = user.email.encode('utf-8')
logger.debug('Subscribing ' + email + ' to MailChimp list...')
try:
mailsnake.listSubscribe(id=settings.MAILCHIMP_LIST_ID,
email_address=email,
double_optin=False,
update_existing=True,
send_welcome=True)
except:
logger.exception('Failed to subscribe ' + email +
' to MailChimp list')
else:
email = user.email.encode('utf-8')
# If the user is already subscribed on MailChimp, go ahead and update our local state to match
logger.debug('Retrieving subscription state for ' + email +
' on MailChimp list...')
try:
info = mailsnake.listMemberInfo(
id=settings.MAILCHIMP_LIST_ID, email_address=(email, ))
except:
logger.exception(
'Failed to retrieve subscription state for ' + email)
else:
if info['success'] == 1 and info['data'][0][
'status'] == 'subscribed':
profile.newsletter = True
profile.save(dispatch_signal=False)
def groups_form_factory(email=None, grouping_name=None, list_id=None):
"""
Form factory for selecting the interest groups.
email An email address of a list member from which to set the
initial values for the form.
grouping_name The grouping name as defined in MailChimp. If not provided
then the first grouping will be used.
list_id The MailChimp list ID. If not provided, the value defined in
the config settings will be used.
"""
if not hasattr(settings, 'MAILCHIMP_API_KEY'):
raise ImproperlyConfigured(_("You need to specify MAILCHIMP_API_KEY" \
"in your Django settings file."))
ms = MailSnake(settings.MAILCHIMP_API_KEY)
if not list_id:
list_id = get_list_id()
# get all groupings for the list
grouping = None
response = ms.listInterestGroupings(id=list_id)
raise_if_error(response)
# get the correct grouping
if not grouping_name:
grouping = response[0]
grouping_name = grouping['name']
else:
for try_grouping in response:
if try_grouping['name'] == grouping_name:
grouping = try_grouping
if not grouping:
errmsg = _("Grouping not found: '%s'") % grouping_name
raise MailChimpGroupingNotFound(errmsg)
if email:
# get the user's group subscription to set initial field values
response = ms.listMemberInfo(id=list_id, email_address=[email])
if not response['success']:
raise MailChimpEmailNotFound
user_groupings = response['data'][0]['merges']['GROUPINGS']
for try_grouping in user_groupings:
if try_grouping['name'] == grouping_name:
user_grouping = try_grouping
# create the appropriate type of fields
if grouping['form_field'] == 'checkboxes':
fields = SortedDict()
for i, group in enumerate(grouping['groups']):
key = 'mailchimp_group_'+group['bit']
if email:
initial=bool(user_grouping['groups'].find(group['name'])+1)
else:
initial=False
fields.insert(i, key, forms.BooleanField(label=group['name'],
required=False,
initial=initial))
else: # radio or select
fields = {}
CHOICES = tuple((group['bit'], group['name']) for group in grouping['groups'])
for group in grouping['groups']:
initial=None
if email:
if bool(user_grouping['groups'].find(group['name'])+1):
initial = group['bit']
else:
initial = None
if grouping['form_field'] == 'radio':
widget = RadioSelect
else:
widget = Select
fields['mailchimp_group'] = forms.ChoiceField(choices=CHOICES,
label=grouping['name'],
widget=widget,
initial=initial)
form = type('GroupsForm', (_GroupsForm,), {'base_fields': fields})
form._grouping = grouping
return form
def mailchimp_webhook(request):
'''
This view is called via a MailChimp webhook.
'''
response = {}
try:
if request.GET['secret'] == 'WZnI3VUbvQxe4hjcRj8i5tEXpTyk7XMHgdRiu12SUVE':
webhook_type = request.POST['type']
if webhook_type == 'subscribe':
email = request.POST['data[email]']
# Update the user's preference if the user exists
try:
user = User.objects.get(email=email)
except User.DoesNotExist:
pass
else:
profile = user.get_profile()
if profile:
profile.newsletter = True
profile.save(dispatch_signal=False)
elif webhook_type == 'unsubscribe' or webhook_type == 'cleaned':
email = request.POST['data[email]']
# Update the user's preference if the user exists
try:
user = User.objects.get(email=email)
except User.DoesNotExist:
pass
else:
profile = user.get_profile()
if profile:
profile.newsletter = False
profile.save(dispatch_signal=False)
elif webhook_type == 'upemail':
old_email = request.POST['data[old_email]']
new_email = request.POST['data[new_email]']
mailsnake = MailSnake(settings.MAILCHIMP_API_KEY)
# Update the user's preference if the user exists
try:
user = User.objects.get(email=old_email)
except User.DoesNotExist:
pass
else:
profile = user.get_profile()
if profile:
try:
info = mailsnake.listMemberInfo(id=settings.MAILCHIMP_LIST_ID, email_address=(old_email,))
except:
logger.exception('Failed to retrieve subscription info for ' + old_email + ' from MailChimp')
else:
if info['success'] == 1 and info['data'][0]['status'] == 'subscribed':
profile.newsletter = True
else:
profile.newsletter = False
profile.save(dispatch_signal=False)
# Update the user's preference if the user exists
try:
user = User.objects.get(email=new_email)
except User.DoesNotExist:
pass
else:
profile = user.get_profile()
if profile:
try:
info = mailsnake.listMemberInfo(id=settings.MAILCHIMP_LIST_ID, email_address=(new_email,))
except:
logger.exception('Failed to retrieve subscription info for ' + new_email + ' from MailChimp')
else:
if info['success'] == 1 and info['data'][0]['status'] == 'subscribed':
profile.newsletter = True
else:
profile.newsletter = False
profile.save(dispatch_signal=False)
response['success'] = 1
else:
response['success'] = 0
except:
response['success'] = 0
return HttpResponse(simplejson.dumps(response), mimetype='application/json')
