C2S: Implement Add handler, for adding a component to a project
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Pere Lev
parent
477793688f
commit
14ef892032
1 changed files with 128 additions and 0 deletions
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@ -136,6 +136,133 @@ verifyRemoteAddressed remoteRecips u =
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lus <- lookup h remoteRecips
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guard $ lu `elem` lus
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-- Meaning: The human wants to add component C to project P
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-- Behavior:
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-- * Some basic sanity checks
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-- * Parse the Add
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-- * Make sure not inviting myself
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-- * Verify that a capability is specified
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-- * If component is local, verify it exists in DB
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-- * If project is local, verify it exists in DB
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-- * Verify C and P are addressed in the Invite
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-- * Insert Add to my inbox
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-- * Asynchrnously deliver to:
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-- * C+followers
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-- * P+followers
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-- * My followers
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clientAdd
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:: UTCTime
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-> PersonId
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-> ClientMsg
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-> AP.Add URIMode
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-> ActE OutboxItemId
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clientAdd now personMeID (ClientMsg maybeCap localRecips remoteRecips fwdHosts action) add = do
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-- Check input
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(component, project, _role) <- parseAdd (Left $ LocalActorPerson personMeID) add
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_capID <- fromMaybeE maybeCap "No capability provided"
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-- If project components URI is remote, HTTP GET it and its resource and its
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-- managing actor, and insert to our DB. If project is local, find it in
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-- our DB.
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projectDB <-
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bitraverse
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(withDBExcept . flip getEntityE "Project not found in DB")
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(\ u@(ObjURI h luComps) -> do
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manager <- asksEnv envHttpManager
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coll <- ExceptT $ liftIO $ first T.pack <$> AP.fetchAPID manager AP.collectionId h luComps
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lu <- fromMaybeE (AP.collectionContext (coll :: AP.Collection FedURI URIMode)) "Remote topic collabs has no 'context'"
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AP.ResourceWithCollections _ _ mluComps <- ExceptT $ liftIO $ first (T.pack . show) <$> AP.fetchRWC manager h lu
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unless (mluComps == Just luComps) $
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throwE "Add target isn't a components list"
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instanceID <-
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lift $ withDB $ either entityKey id <$> insertBy' (Instance h)
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result <-
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ExceptT $ first (T.pack . show) <$>
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fetchRemoteResource instanceID h lu
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case result of
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Left (Entity actorID actor) ->
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return (remoteActorIdent actor, actorID, u)
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Right (objectID, luManager, (Entity actorID _)) ->
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return (objectID, actorID, ObjURI h luManager)
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)
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project
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-- If component is remote, HTTP GET it, make sure it's an actor, and insert
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-- it to our DB. If recipient is local, find it in our DB.
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componentDB <-
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bitraverse
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(withDBExcept . flip getComponentE "Component not found in DB")
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(\ u@(ObjURI h lu) -> do
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instanceID <-
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lift $ withDB $ either entityKey id <$> insertBy' (Instance h)
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result <-
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ExceptT $ first (T.pack . displayException) <$>
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fetchRemoteActor' instanceID h lu
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case result of
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Left Nothing -> throwE "Recipient @id mismatch"
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Left (Just err) -> throwE $ T.pack $ displayException err
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Right Nothing -> throwE "Recipient isn't an actor"
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Right (Just actor) -> return (entityKey actor, u)
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)
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component
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-- Verify that project and component are addressed by the Add
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bitraverse_
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(verifyProjectAddressed localRecips . entityKey)
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(\ (_, _, u) -> verifyRemoteAddressed remoteRecips u)
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projectDB
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bitraverse_
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(verifyComponentAddressed localRecips . bmap entityKey)
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(verifyRemoteAddressed remoteRecips . snd)
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componentDB
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(actorMeID, localRecipsFinal, addID) <- withDBExcept $ do
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-- Grab me from DB
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(personMe, actorMe) <- lift $ do
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p <- getJust personMeID
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(p,) <$> getJust (personActor p)
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-- Insert the Add activity to my outbox
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addID <- lift $ insertEmptyOutboxItem' (actorOutbox actorMe) now
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_luAdd <- lift $ updateOutboxItem' (LocalActorPerson personMeID) addID action
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-- Prepare local recipients for Add delivery
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sieve <- lift $ do
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projectHash <- bitraverse encodeKeyHashid pure project
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componentHash <- bitraverse hashComponent pure component
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senderHash <- encodeKeyHashid personMeID
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let sieveActors = catMaybes
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[ case projectHash of
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Left j -> Just $ LocalActorProject j
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Right _ -> Nothing
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, case componentHash of
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Left c -> Just $ componentActor c
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Right _ -> Nothing
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]
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sieveStages = catMaybes
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[ Just $ LocalStagePersonFollowers senderHash
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, case projectHash of
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Left j -> Just $ LocalStageProjectFollowers j
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Right _ -> Nothing
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, case componentHash of
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Left c -> Just $ localActorFollowers $ componentActor c
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Right _ -> Nothing
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]
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return $ makeRecipientSet sieveActors sieveStages
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return
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( personActor personMe
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, localRecipSieve sieve False localRecips
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, addID
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)
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lift $ sendActivity
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(LocalActorPerson personMeID) actorMeID localRecipsFinal remoteRecips
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fwdHosts addID action
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return addID
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-- Meaning: The human wants to create a ticket tracker
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-- Behavior:
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-- * Create a deck on DB
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@ -758,6 +885,7 @@ clientBehavior :: UTCTime -> PersonId -> ClientMsg -> ActE (Text, Act (), Next)
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clientBehavior now personID msg =
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done . T.pack . show =<<
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case AP.actionSpecific $ cmAction msg of
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AP.AddActivity add -> clientAdd now personID msg add
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AP.CreateActivity create -> clientCreate now personID msg create
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AP.InviteActivity invite -> clientInvite now personID msg invite
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AP.RemoveActivity remove -> clientRemove now personID msg remove
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