mirror of
https://github.com/urbit/shrub.git
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260 lines
5.6 KiB
Plaintext
260 lines
5.6 KiB
Plaintext
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:: group-hook: allow syncing group data from foreign paths to local paths
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::
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/- *group-store, *group-hook
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|%
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+$ move [bone card]
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::
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+$ card
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$% [%diff [%group-update group-update]]
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[%quit ~]
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[%poke wire dock [%group-action group-action]]
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[%pull wire dock ~]
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[%peer wire dock path]
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==
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::
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+$ state
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$% [%0 state-zero]
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==
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::
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+$ state-zero
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$: synced=(map path ship)
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boned=(map wire (list bone))
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==
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::
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--
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::
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|_ [bol=bowl:gall state]
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::
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++ this .
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::
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++ prep
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|= old=(unit state)
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^- (quip move _this)
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?~ old
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[~ this]
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[~ this(+<+ u.old)]
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::
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++ poke-group-hook-action
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|= act=group-hook-action
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^- (quip move _this)
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?- -.act
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%add
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?. =(src.bol our.bol)
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[~ this]
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=/ group-path [%group path.act]
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=/ group-wire [(scot %p ship.act) group-path]
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?: (~(has by synced) path.act)
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[~ this]
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=. synced (~(put by synced) path.act ship.act)
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:_ (track-bone group-wire)
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?: =(ship.act our.bol)
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[ost.bol %peer group-wire [ship.act %group-store] group-path]~
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[ost.bol %peer group-wire [ship.act %group-hook] group-path]~
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::
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%remove
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=/ ship (~(get by synced) path.act)
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?~ ship
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[~ this]
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?: &(=(u.ship our.bol) =(our.bol src.bol))
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:: delete one of our own paths
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=/ group-wire [(scot %p our.bol) %group path.act]
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:_ this(synced (~(del by synced) path.act))
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%+ weld
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(pull-wire group-wire path.act)
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^- (list move)
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%+ turn (prey:pubsub:userlib [%group path.act] bol)
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|= [=bone *]
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^- move
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[bone %quit ~]
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?: |(=(u.ship src.bol) =(our.bol src.bol))
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:: delete a foreign ship's path
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=/ group-wire [(scot %p u.ship) %group path.act]
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:_ this(synced (~(del by synced) path.act))
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(pull-wire group-wire path.act)
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:: don't allow
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[~ this]
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::
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==
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::
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++ peer-group
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|= pax=path
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^- (quip move _this)
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?~ pax !!
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?. (~(has by synced) pax) !!
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=/ grp=(unit group) (group-scry pax)
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?~ grp !!
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:_ this
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[ost.bol %diff [%group-update [%path u.grp pax]]]~
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::
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++ diff-group-update
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|= [wir=wire diff=group-update]
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^- (quip move _this)
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?: =(src.bol our.bol)
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(handle-local diff)
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(handle-foreign diff)
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::
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++ handle-local
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|= diff=group-update
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^- (quip move _this)
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?- -.diff
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%keys [~ this]
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%path [~ this]
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%bundle [~ this]
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%add
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:_ this
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%+ turn (prey:pubsub:userlib [%group pax.diff] bol)
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|= [=bone *]
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^- move
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[bone %diff [%group-update diff]]
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::
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%remove
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:_ this
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%+ turn (prey:pubsub:userlib [%group pax.diff] bol)
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|= [=bone *]
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^- move
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[bone %diff [%group-update diff]]
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::
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%unbundle
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:_ this(synced (~(del by synced) pax.diff))
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%+ weld
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^- (list move)
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%+ turn (prey:pubsub:userlib [%group pax.diff] bol)
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|= [=bone *]
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^- move
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[bone %diff [%group-update diff]]
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^- (list move)
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%+ turn (prey:pubsub:userlib [%group pax.diff] bol)
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|= [=bone *]
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^- move
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[bone %quit ~]
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::
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==
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::
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++ handle-foreign
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|= diff=group-update
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^- (quip move _this)
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?- -.diff
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%keys [~ this]
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%bundle [~ this]
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::
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%path
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?~ pax.diff
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[~ this]
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=/ ship (~(get by synced) pax.diff)
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?~ ship
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[~ this]
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?. =(src.bol u.ship)
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[~ this]
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:_ this
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:~ (group-poke pax.diff [%unbundle pax.diff])
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(group-poke pax.diff [%bundle pax.diff])
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(group-poke pax.diff [%add members.diff pax.diff])
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==
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::
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%add
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?~ pax.diff
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[~ this]
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=/ ship (~(get by synced) pax.diff)
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?~ ship
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[~ this]
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?. =(src.bol u.ship)
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[~ this]
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:_ this
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:~ (group-poke pax.diff diff)
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==
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::
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%remove
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?~ pax.diff
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[~ this]
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=/ ship (~(get by synced) pax.diff)
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?~ ship
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[~ this]
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?. =(src.bol u.ship)
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[~ this]
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:_ this
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:~ (group-poke pax.diff diff)
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==
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::
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%unbundle
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?~ pax.diff
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[~ this]
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=/ ship (~(get by synced) pax.diff)
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?~ ship
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[~ this]
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?. =(src.bol u.ship)
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[~ this]
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:_ this(synced (~(del by synced) pax.diff))
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:~ (group-poke pax.diff diff)
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==
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::
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==
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::
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++ quit
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|= wir=wire
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^- (quip move _this)
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=/ wir `(list @tas)`wir
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=/ =ship (slav %p &1:wir)
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=. wir ?^ wir t.wir ~
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=. wir ?^ wir t.wir ~
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?: (~(has by synced) wir)
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=/ group-path [%group wir]
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=/ group-wire [(scot %p ship) group-path]
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:_ (track-bone group-wire)
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[ost.bol %peer group-wire [ship %group-hook] group-path]~
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:: no-op
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[~ this]
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::
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++ reap
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|= [wir=wire saw=(unit tang)]
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^- (quip move _this)
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?~ saw
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[~ this]
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=/ wir `(list @tas)`wir
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=/ =ship (slav %p &1:wir)
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=. wir ?^ wir t.wir ~
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=. wir ?^ wir t.wir ~
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~& %insufficient-permissions-for-group
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[((slog u.saw) ~) this(synced (~(del by synced) wir))]
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::
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++ group-poke
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|= [pax=path action=group-action]
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^- move
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[ost.bol %poke pax [our.bol %group-store] [%group-action action]]
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::
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++ group-scry
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|= pax=path
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^- (unit group)
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=. pax ;: weld
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`path`/=group-store/(scot %da now.bol)
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pax
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`path`/noun
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==
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.^((unit group) %gx pax)
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::
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++ track-bone
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|= wir=wire
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^+ this
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=/ bnd (~(get by boned) wir)
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?^ bnd
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this(boned (~(put by boned) wir (snoc u.bnd ost.bol)))
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this(boned (~(put by boned) wir [ost.bol]~))
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::
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++ pull-wire
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|= [wir=wire pax=path]
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^- (list move)
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=/ bnd (~(get by boned) wir)
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?~ bnd
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~
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=/ shp (~(get by synced) pax)
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?~ shp
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~
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%+ turn u.bnd
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|= ost=bone
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^- move
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?: =(u.shp our.bol)
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[ost %pull wir [our.bol %group-store] ~]
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[ost %pull wir [u.shp %group-hook] ~]
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::
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--
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