def fire(self, integration, obj):
"""
A wrapper around `send_robust` with logging and type conversion
"""
if self.has_listeners():
# type conversion: we don't want plain dict as an obj
if not isinstance(obj, self.model):
obj = self.model(obj, integration.api)
# note: we use "select_related('user')" to make sure we don't
# have a separate query for integration.user over here
with ctx(integration=integration, user=integration.user):
extra = {'signal_name': self.name, 'obj': obj}
logger.debug('Send Todoist event', extra=extra)
resp = self.send_robust(None, integration=integration, obj=obj)
for func, item in resp:
# log exceptions
if isinstance(item, Exception):
exc_info = (item.__class__, item, item.__traceback__)
logger.error('Todoist event handler %s() raises %r',
func.__name__,
item,
exc_info=exc_info,
extra=dict(extra,
func_name=func.__name__))
def sync_evernote(integration_id):
try:
integration = Integration.objects.get(id=integration_id)
except Integration.DoesNotExist:
return
with ctx(user=integration.user, integration=integration):
utils.sync_evernote(integration)
def create_calendar(integration_id):
try:
integration = Integration.objects.get(id=integration_id)
except Integration.DoesNotExist:
return
with ctx(user=integration.user, integration=integration):
calendar = utils.get_or_create_todoist_calendar(integration)
utils.subscribe_to_todoist_calendar(integration, calendar)
def sync_evernote(integration_id):
try:
integration = Integration.objects.select_related('user').get(id=integration_id)
except Integration.DoesNotExist:
return
with ctx(user=integration.user, integration=integration):
try:
utils.sync_evernote(integration)
except SoftTimeLimitExceeded:
logger.error('Synchronization with Evernote took too long and was aborted')
def lock_and_ctx(self):
"""
Internal function returning a "global redis lock" to make sure we
perform only one sync operation at a time.
"""
lock_name = 'sync-bridge-%s-%s' % (self.integration.id, self.name)
lock_timeout = 60 * 5 # no more than 5 mins per sync operation
blocking_timeout = 30 # no more than 30 seconds waiting for the lock
with ctx(integration=self.integration, user=self.integration.user):
return get_redis().lock(lock_name, timeout=lock_timeout,
blocking_timeout=blocking_timeout)
def initial_stateless_sync(integration_id):
"""
The sync command which is performed for "stateless integrations"
"""
try:
integration = Integration.objects.get(pk=integration_id)
except Integration.DoesNotExist:
return
api = sync.StatefulTodoistAPI.create(integration)
with ctx(user=integration.user, integration=integration):
api.sync(resource_types=['projects', 'items', 'notes'],
save_state=False)
def run(self):
# find the task function object
task_fun = self.get_task_fun()
if not task_fun:
# unknown periodic task, destroy itself
self.delete()
return
with ctx(user=self.integration.user, integration=self.integration):
# 2. run the task as being asked
logger.debug('Run periodic task %r', self.name)
task_fun.func(self.integration)
def run(self):
# find the task function object
task_fun = self.get_task_fun()
if not task_fun:
# unknown periodic task, destroy itself
self.delete()
return
with ctx(user=self.integration.user, integration=self.integration):
# 2. run the task as being asked
logger.debug('Run periodic task %r', self.name)
task_fun.func(self.integration)
def lock_and_ctx(self):
"""
Internal function returning a "global redis lock" to make sure we
perform only one sync operation at a time.
"""
lock_name = 'sync-bridge-%s-%s' % (self.integration.id, self.name)
lock_timeout = 60 * 5 # no more than 5 mins per sync operation
blocking_timeout = 30 # no more than 30 seconds waiting for the lock
with ctx(integration=self.integration, user=self.integration.user):
return get_redis().lock(lock_name,
timeout=lock_timeout,
blocking_timeout=blocking_timeout)
def stop_channel(user_id, channel_id, resource_id):
"""
Stop channel if integration does not exist
"""
try:
user = User.objects.get(id=user_id)
except User.DoesNotExist:
return
with ctx(user=user):
client = get_authorized_client(user)
try:
json_post(client, '/channels/stop', id=channel_id, resouceId=resource_id)
except HTTPError:
# FIXME: it doesn't work :/
pass
def accept_webhook(request, webhook_secret_key):
"""
Webhooks recipient, as described here:
https://dev.evernote.com/doc/articles/polling_notification.php
"""
if settings.EVERNOTE_WEBHOOK_SECRET_KEY != webhook_secret_key:
# not an Evernote request
return HttpResponse()
# "Webhook reasons" we react on: Evernote note created, Evernote note
# updated. Everything else is quietly ignored
reasons = {'create', 'update'}
reason = request.GET.get('reason')
if reason not in reasons:
return HttpResponse()
# We react on userId and notebookGuid. If we have an integration to
# sync, schedule a new evernote synchronization, but make sure we don't
# perform sync more often than once in a minute
try:
user_id = int(request.GET.get('userId'))
except (TypeError, ValueError):
return HttpResponse()
notebook_guid = request.GET.get('notebookGuid')
# most likely, it's going to be no more than one cache object, and no
# more than one integration. Two or more Evernote accounts connected to
# the same client, or more than one Evernote integration per account
# is an exception
for cache in (EvernoteAccountCache.objects
.filter(evernote_user_id=user_id)
.select_related('user')):
for integration in cache.user.integration_set.filter(service_id='evernote_sync'):
notebooks = integration.settings.get('evernote_notebooks') or []
if notebook_guid in notebooks:
with ctx(integration=integration, user=integration.user):
logger.debug('Received Evernote webhook. Schedule Sync')
subtask = tasks.sync_evernote.s(integration.id)
schedule_with_rate_limit(integration.id, 'last_sync', subtask, timeout=120)
return HttpResponse()
def accept_webhook(request, integration_id):
"""
Google Calendar webhook handler
For more details see
https://developers.google.com/google-apps/calendar/v3/push?hl=en_US#receiving-notifications
"""
try:
channel_id = request.META['HTTP_X_GOOG_CHANNEL_ID']
resource_id = request.META['HTTP_X_GOOG_RESOURCE_ID']
resource_state = request.META['HTTP_X_GOOG_RESOURCE_STATE']
resource_uri = request.META['HTTP_X_GOOG_RESOURCE_URI']
token = request.META['HTTP_X_GOOG_CHANNEL_TOKEN']
except KeyError:
# not a google request
return HttpResponse()
try:
token_data = utils.validate_webhook_token(token)
except PowerAppError:
return HttpResponse()
try:
integration = Integration.objects.get(id=integration_id)
except Integration.DoesNotExist:
tasks.stop_channel.delay(token_data['u'], channel_id, resource_id)
else:
with ctx(integration=integration, user=integration.user):
logging_extra = {
'channel_id': channel_id,
'token': token,
'resource_id': resource_id,
'resource_state': resource_state,
'resource_uri': resource_uri
}
logger.debug('Received GCal webhook. Schedule Sync',
extra=logging_extra)
subtask = tasks.sync_gcal.s(integration_id)
schedule_with_rate_limit(integration_id, 'last_sync', subtask)
return HttpResponse()
def accept_webhook(request, integration_id):
"""
Google Calendar webhook handler
For more details see
https://developers.google.com/google-apps/calendar/v3/push?hl=en_US#receiving-notifications
"""
try:
channel_id = request.META['HTTP_X_GOOG_CHANNEL_ID']
resource_id = request.META['HTTP_X_GOOG_RESOURCE_ID']
resource_state = request.META['HTTP_X_GOOG_RESOURCE_STATE']
resource_uri = request.META['HTTP_X_GOOG_RESOURCE_URI']
token = request.META['HTTP_X_GOOG_CHANNEL_TOKEN']
except KeyError:
# not a google request
return HttpResponse()
try:
token_data = utils.validate_webhook_token(token)
except PowerAppError:
return HttpResponse()
try:
integration = Integration.objects.get(id=integration_id)
except Integration.DoesNotExist:
tasks.stop_channel.delay(token_data['u'], channel_id, resource_id)
else:
with ctx(integration=integration, user=integration.user):
logging_extra = {'channel_id': channel_id,
'token': token,
'resource_id': resource_id,
'resource_state': resource_state,
'resource_uri': resource_uri}
logger.debug('Received GCal webhook. Schedule Sync', extra=logging_extra)
subtask = tasks.sync_gcal.s(integration_id)
schedule_with_rate_limit(integration_id, 'last_sync', subtask)
return HttpResponse()
def fire(self, integration, obj):
"""
A wrapper around `send_robust` with logging and type conversion
"""
if self.has_listeners():
# type conversion: we don't want plain dict as an obj
if not isinstance(obj, self.model):
obj = self.model(obj, integration.api)
# note: we use "select_related('user')" to make sure we don't
# have a separate query for integration.user over here
with ctx(integration=integration, user=integration.user):
extra = {'signal_name': self.name, 'obj': obj}
logger.debug('Send Todoist event', extra=extra)
resp = self.send_robust(None, integration=integration, obj=obj)
for func, item in resp:
# log exceptions
if isinstance(item, Exception):
exc_info = (item.__class__, item, item.__traceback__)
logger.error('Todoist event handler %s() raises %r',
func.__name__, item,
exc_info=exc_info,
extra=dict(extra, func_name=func.__name__))
