def unsubscribe_all(context, data_dict):
'Unsubscribe all packages'
subscriber_email = data_dict.get('subscriber_email')
unsubscribe_token = data_dict.get('unsubscribe_token')
subscriber = Reminder.get_subscriber_dict(subscriber_email)
error = None
if not subscriber_email:
error = _(
'You must supply a subscriber email (parameter "subscriber_email").'
)
elif not unsubscribe_token:
error = _(
'You must supply an unsubscribe token (parameter "unsubscribe_token").'
)
if not error and unsubscribe_token == subscriber.get('unsubscribe_token'):
package_ids = ReminderSubscriptionPackageAssociation.get_subscriber_package_ids(
subscriber.get('id'))
for package_id in package_ids:
ReminderSubscriptionPackageAssociation.remove(
package_id=package_id.package_id,
reminder_subscription_id=subscriber.get('id'))
if error:
raise ValidationError(error)
def subscribe_to_package(context, data_dict):
'''Subscribe to a specific dataset (package).
:param package: the name or id of the dataset to subscribe to
:type package: string
:param subscriber_email: the email with which to subscribe
:type subscriber_email: string
'''
model = context.get('model')
package_ref = data_dict.get('package')
subscriber_email = data_dict.get('subscriber_email')
error = None
if not package_ref:
error = _('You must supply a package id or name '
'(parameter "package").')
elif not subscriber_email:
error = _(
'You must supply a subscriber email (parameter "subscriber_email").'
)
else:
package = model.Package.get(package_ref)
if not package:
error = _('Not found') + ': %r' % package_ref
else:
subscriber = Reminder.get_or_add_subscriber(subscriber_email)
if not ReminderSubscriptionPackageAssociation.exists(
package_id=package.id,
reminder_subscription_id=subscriber['id']):
ReminderSubscriptionPackageAssociation.create(
package_id=package.id,
reminder_subscription_id=subscriber['id'])
if error:
raise ValidationError(error)
def unsubscribe(context, data_dict):
'Unsubscribe a specific package'
package_id = data_dict.get('package_id')
subscriber_email = data_dict.get('subscriber_email')
unsubscribe_token = data_dict.get('unsubscribe_token')
subscriber = Reminder.get_subscriber_dict(subscriber_email)
error = None
if not package_id:
error = _('You must supply a package id ' '(parameter "package_id").')
elif not subscriber_email:
error = _(
'You must supply a subscriber email (parameter "subscriber_email").'
)
elif not unsubscribe_token:
error = _(
'You must supply an unsubscribe token (parameter "unsubscribe_token").'
)
if not error and unsubscribe_token == subscriber.get('unsubscribe_token'):
ReminderSubscriptionPackageAssociation.remove(
package_id=package_id,
reminder_subscription_id=subscriber.get('id'))
if error:
raise ValidationError(error)
def get_packages_for_user(context, data_dict):
'''
Returns a list of packages for the provided email address
Returns an empty list if the unsubscribe does not match to the subscriber's token
'''
subscriber_email = data_dict.get('subscriber_email')
unsubscribe_token = data_dict.get('unsubscribe_token')
subscriber = Reminder.get_subscriber_dict(subscriber_email)
packages = []
# Make sure the given unsubscribe token matches the stored one
# Return empty list if no match, for security
if subscriber and subscriber.get('unsubscribe_token') == unsubscribe_token:
package_ids = ReminderSubscriptionPackageAssociation.get_subscriber_package_ids(
subscriber.get('id'))
for package_id in package_ids:
package = logic.get_action('package_show')(
{}, {
'name_or_id': package_id.package_id
})
if package:
packages.append(package)
return packages
def get_updated_packages_for_user(subscriber_id, previous_reminder_sent):
subscriptions = ReminderSubscriptionPackageAssociation.get_subscriber_package_ids(
subscriber_id)
updated_packages = []
for subscription in subscriptions:
updated_package = logic.get_action('package_show')(
{}, {
'name_or_id': subscription.package_id
})
if updated_package:
# Notify user of an updated package if not already notified
if updated_package['metadata_modified'] > previous_reminder_sent:
updated_packages.append(updated_package)
return updated_packages