mirror of
https://github.com/ilyakooo0/urbit.git
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282 lines
6.7 KiB
Plaintext
282 lines
6.7 KiB
Plaintext
:: dm-hook [landscape]: receive and send DMs
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::
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/+ default-agent, dbug, store=graph-store, graphlib=graph, agentio, resource
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/+ sig=signatures, hook=dm-hook
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::
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|%
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::
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+$ base-state-0
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$: screening=?
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screened=(jug ship [=index:store =node:store])
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pending=(jar ship atom)
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==
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::
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+$ state-0 [%0 base-state-0]
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+$ card card:agent:gall
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+$ nodes (map index:store node:store)
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--
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::
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=| state-0
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=* state -
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%- agent:dbug
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^- agent:gall
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::
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|_ =bowl:gall
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+* this .
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def ~(. (default-agent this %|) bowl)
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gra ~(. graphlib bowl)
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io ~(. agentio bowl)
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pass pass:io
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::
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++ on-init
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:_ this
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:_ ~
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=/ dms=(list resource)
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?. .^(? %gu (scry:io %home %graph-store ~))
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~
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%+ skim ~(tap in get-keys:gra)
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|=([ship name=term] ?=(^ (rush name ;~(pfix (jest 'dm--') (star next)))))
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|^
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%+ poke-our:pass %graph-store
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%+ update:cg:gra now.bowl
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:+ %add-graph [our.bowl %inbox]
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[graph `%graph-validator-dm %.n]
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::
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++ dm-parser
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;~(pfix (jest 'dm--') fed:ag)
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::
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++ counterparty
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|= rid=resource
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=/ =ship (rash name.rid dm-parser)
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?. =(our.bowl ship) ship
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entity.rid
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::
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++ graph
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%+ roll dms
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|= [rid=resource =graph:store]
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=/ =ship (counterparty rid)
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=| =post:store
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=: author.post our.bowl
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index.post [ship ~]
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time-sent.post now.bowl
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==
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(put:orm:store graph `@`ship [%& post] %graph graph)
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--
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::
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++ on-save !>(state)
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++ on-load
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|= old=vase
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^- (quip card _this)
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`this(state !<(state-0 old))
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::
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++ on-poke
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|= [=mark =vase]
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^- (quip card _this)
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|^
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?+ mark (on-poke:def mark vase)
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%dm-hook-action
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=+ !<(=action:hook vase)
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=^ cards state
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?+ -.action !!
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%accept (accept-screen ship.action)
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%decline (decline-screen ship.action)
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%screen (set-screen screen.action)
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==
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[cards this]
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::
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%graph-update-2
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=+ !<(=update:store vase)
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?+ -.q.update !!
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%add-nodes
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?> ?=([@ %inbox] resource.q.update)
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=^ cards state
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?: =(our.bowl src.bowl)
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(outgoing-add (hash-and-sign nodes.q.update))
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?: &(screening !(dm-exists src.bowl))
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(screen-add nodes.q.update)
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(incoming-add nodes.q.update)
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[cards this]
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==
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==
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::
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++ hash-and-sign
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|= =nodes
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%- ~(gas by *^nodes)
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%+ turn ~(tap by nodes)
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|= [=index:store =node:store]
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^- [index:store node:store]
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:- index
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?> ?=(%& -.post.node)
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=* p post.node
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=/ =hash:store
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`@ux`(sham [~ author time-sent contents]:p.p)
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%_ node
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hash.p.post `hash
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::
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signatures.p.post
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%- ~(gas in *signatures:store)
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[(sign:sig our.bowl now.bowl hash)]~
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==
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::
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++ give
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|= =action:hook
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^- card
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(fact:io dm-hook-action+!>(action) ~[/updates])
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::
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++ accept-screen
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|= =ship
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^- (quip card _state)
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=/ unscreened=nodes
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%- ~(gas by *nodes)
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~(tap in (~(get ju screened) ship))
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:_ state(screened (~(del by screened) ship))
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%+ welp (add-missing-root ship)
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:~ %+ poke-our:pass %graph-store
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(update:cg:gra now.bowl %add-nodes [our.bowl %inbox] unscreened)
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::
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(give %accept ship)
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==
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::
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++ set-screen
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|= screen=?
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:_ state(screening screen)
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(give %screen screen)^~
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::
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++ decline-screen
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|= =ship
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^- (quip card _state)
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:_ state(screened (~(del by screened) ship))
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(give %decline ship)^~
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::
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++ screen-add
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|= =nodes
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?> =(1 ~(wyt by nodes))
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=/ ship-screen (~(get ju screened) src.bowl)
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=. ship-screen (~(uni in ship-screen) (normalize-incoming nodes))
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`state(screened (~(put by screened) src.bowl ship-screen))
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::
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++ dm-exists
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|= =ship
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=/ =index:store
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[ship ~]
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(check-node-existence:gra [our.bowl %inbox] index)
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::
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++ add-node
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|= [=index:store =node:store]
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^- update:store
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:^ now.bowl %add-nodes [our.bowl %inbox]
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(~(gas by *nodes) [index node] ~)
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::
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++ add-missing-root
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|= =ship
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^- (list card)
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?: (dm-exists ship) ~
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=/ =index:store
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[ship ~]
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=| =post:store
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=: author.post our.bowl
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index.post index
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time-sent.post now.bowl
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==
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=/ =node:store
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[%&^post %empty ~]
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(poke-our:pass %graph-store (update:cg:gra (add-node index node)))^~
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::
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++ outgoing-add
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|= =nodes
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^- (quip card _state)
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=/ nodes=(list [=index:store =node:store])
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~(tap by nodes)
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=| cards=(list card)
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|- ^- (quip card _state)
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?~ nodes [cards state]
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?> ?=([@ @ ~] index.i.nodes)
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=/ =ship i.index.i.nodes
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=/ =dock [ship %dm-hook]
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=/ =wire /dm/(scot %p ship)
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=/ =cage
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(update:cg:gra (add-node [index node]:i.nodes))
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%= $
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nodes t.nodes
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pending (~(add ja pending) ship now.bowl)
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::
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cards
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;: welp
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cards
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(add-missing-root ship)
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:~ (~(poke pass wire) dock cage)
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(poke-our:pass %graph-store cage)
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==
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==
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==
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::
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++ normalize-incoming
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|= =nodes
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^- ^nodes
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%- ~(gas by *^nodes)
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%+ turn ~(tap by nodes)
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|= [=index:store =node:store]
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?> ?=([@ @ ~] index)
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?> ?=(%empty -.children.node)
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?> ?=(%& -.post.node)
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=/ new-index=index:store
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[src.bowl now.bowl ~]
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=. index.p.post.node
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new-index
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[new-index node]
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::
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++ incoming-add
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|= =nodes
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^- (quip card _state)
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:_ state
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?> =(1 ~(wyt by nodes))
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=* ship src.bowl
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%+ snoc (add-missing-root ship)
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%+ poke-our:pass %graph-store
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%+ update:cg:gra now.bowl
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[%add-nodes [our.bowl %inbox] (normalize-incoming nodes)]
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--
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::
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++ on-watch
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|= =path
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?. ?=([%updates ~] path)
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(on-watch:def path)
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:_ this
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:~ (fact-init:io dm-hook-action+!>([%pendings ~(key by screened)]))
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(fact-init:io dm-hook-action+!>([%screen screening]))
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==
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::
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++ on-peek on-peek:def
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++ on-leave on-leave:def
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++ on-agent
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|= [=wire =sign:agent:gall]
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^- (quip card _this)
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|^
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?. ?=([%dm @ ~] wire)
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(on-agent:def wire sign)
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?> ?=(%poke-ack -.sign)
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=/ =ship
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(slav %p i.t.wire)
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=^ acked=atom state
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(remove-pending ship)
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?~ p.sign
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`this
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:_ this
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:_ ~
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=+ indices=(~(gas in *(set index:store)) ~[ship acked] ~)
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%+ poke-our:pass %graph-store
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(update:cg:gra now.bowl %remove-posts [our.bowl %inbox] indices)
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::
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++ remove-pending
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|= =ship
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^- [atom _state]
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=/ pend-ship=(list atom)
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(flop (~(get ja pending) ship))
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?> ?=(^ pend-ship)
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[i.pend-ship state(pending (~(put by pending) ship (flop t.pend-ship)))]
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--
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++ on-arvo on-arvo:def
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++ on-fail on-fail:def
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--
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