def subscribe(context, request):
"""
Subscribe user to context
"""
actor = request.actor
rest_params = {'object': context,
'verb': 'subscribe'}
# Initialize a Activity object from the request
newactivity = Activity.from_request(request, rest_params=rest_params)
# Check if user is already subscribed
subscribed_contexts_hashes = [a['hash'] for a in actor['subscribedTo']]
if newactivity['object'].getHash() in subscribed_contexts_hashes:
# If user already subscribed, send a 200 code and retrieve the original subscribe activity
# post when user was subscribed. This way in th return data we'll have the date of subscription
code = 200
activities = MADMaxCollection(request, 'activity')
query = {'verb': 'subscribe', 'object.url': newactivity['object']['url'], 'actor.username': actor['username']}
newactivity = activities.last(query) # Pick the last one, so we get the last time user subscribed (in cas a unsbuscription occured sometime...)
else:
actor.addSubscription(context)
# If user wasn't created, 201 will show that the subscription has just been added
code = 201
newactivity_oid = newactivity.insert() # Insert a subscribe activity
newactivity['_id'] = newactivity_oid
handler = JSONResourceEntity(request, newactivity.flatten(), status_code=code)
return handler.buildResponse()
def like(activity, request):
"""
Like activity
"""
if activity.has_like_from(request.actor):
code = 200
activities = MADMaxCollection(request, 'activity')
query = {'verb': 'like', 'object._id': activity['_id'], 'actor.username': request.actor['username']}
newactivity = activities.last(query) # Pick the last one, so we get the last time user liked this activity
else:
code = 201
# Prepare rest parameters to be merged with post data
rest_params = {
'verb': 'like',
'object': {
'_id': ObjectId(activity['_id']),
'objectType': activity['objectType'],
}
}
# Initialize a Activity object from the request
newactivity = Activity.from_request(request, rest_params=rest_params)
newactivity_oid = newactivity.insert()
newactivity['_id'] = newactivity_oid
activity.add_like_from(request.actor)
newactivity['object']['likes'] = activity['likes'] # Return the current likes of the activity
newactivity['object']['likesCount'] = activity['likesCount'] # Return the current likes of the activity
newactivity['object']['liked'] = activity.has_like_from(request.actor)
handler = JSONResourceEntity(request, newactivity.flatten(), status_code=code)
return handler.buildResponse()
def joinConversation(conversation, request):
"""
Join conversation
"""
actor = request.actor
cid = request.matchdict['id']
# Check if user is already subscribed
if conversation.subscription:
# If user already subscribed, send a 200 code and retrieve the original subscribe activity
# post when user was subscribed. This way in th return data we'll have the date of subscription
code = 200
activities = MADMaxCollection(request, 'activity')
query = {'verb': 'subscribe', 'object.id': cid, 'actor.username': actor['username']}
newactivity = activities.last(query) # Pick the last one, so we get the last time user subscribed (in cas a unsbuscription occured sometime...)
else:
if len(conversation['participants']) == CONVERSATION_PARTICIPANTS_LIMIT:
raise Forbidden('This conversation is full, no more of {} participants allowed'.format(CONVERSATION_PARTICIPANTS_LIMIT))
if 'group' not in conversation.get('tags', []):
raise Forbidden('This is not a group conversation, so no one else is allowed'.format(CONVERSATION_PARTICIPANTS_LIMIT))
if not request.creator.is_allowed_to_see(actor):
raise Forbidden('User {} is not allowed to have a conversation with {}'.format(request.creator['username'], actor['username']))
conversation['participants'].append(actor.flatten(preserve=['displayName', 'objectType', 'username']))
actor.addSubscription(conversation)
# If we add anyone to a conversation, we remove the archive tag, no matter how many participants have
if 'archive' in conversation.get('tags', []):
conversation['tags'].remove('archive')
conversation.save()
# If user wasn't created, 201 will show that the subscription has just been added
code = 201
# Initialize a Activity object from the request
rest_params = {'actor': actor,
'verb': 'subscribe',
'object': {'objectType': 'conversation',
'id': cid,
'participants': conversation['participants']}
}
newactivity = Activity.from_request(request, rest_params=rest_params)
newactivity_oid = newactivity.insert() # Insert a subscribe activity
newactivity['_id'] = newactivity_oid
handler = JSONResourceEntity(request, newactivity.flatten(), status_code=code)
return handler.buildResponse()