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204 lines
4.9 KiB
Plaintext
204 lines
4.9 KiB
Plaintext
:: permission-store: data store for keeping track of permissions
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:: permissions are white lists or black lists of ships
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::
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/- *permission-store
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/+ default-agent
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::
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|%
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+$ card card:agent:gall
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::
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+$ diff
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$% [%permission-initial =permission-map]
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[%permission-update =permission-update]
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==
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::
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+$ versioned-state
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$% state-zero
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==
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::
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+$ state-zero
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$: %0
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permissions=permission-map
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==
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--
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=| state-zero
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=* state -
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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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permission-core +>
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pc ~(. permission-core bowl)
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def ~(. (default-agent this %|) bowl)
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::
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++ on-init on-init:def
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++ on-save !>(state)
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++ on-load
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|= old=vase
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`this(state !<(state-zero 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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?> (team:title our.bowl src.bowl)
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=^ cards state
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?: ?=(%permission-action mark)
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(poke-permission-action:pc !<(permission-action vase))
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(on-poke:def mark vase)
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[cards this]
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::
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++ on-watch
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|= =path
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^- (quip card _this)
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?> (team:title our.bowl src.bowl)
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|^
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=/ cards=(list card)
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?+ path (on-watch:def path)
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[%all ~] (give %permission-initial !>(permissions))
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[%updates ~] ~
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[%permission @ *]
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=/ =vase !>([%create path (~(got by permissions) path)])
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(give %permission-update vase)
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==
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[cards this]
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::
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++ give
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|= =cage
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^- (list card)
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[%give %fact ~ cage]~
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--
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::
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++ on-leave on-leave:def
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++ on-peek
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|= =path
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^- (unit (unit cage))
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?+ path (on-peek:def path)
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[%x %keys ~] ``noun+!>(~(key by permissions))
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[%x %permission *]
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?~ t.t.path ~
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``noun+!>((~(get by permissions) t.t.path))
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[%x %permitted @ *]
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?~ t.t.t.path ~
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=/ pem (~(get by permissions) t.t.t.path)
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?~ pem ~
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=/ who (slav %p i.t.t.path)
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=/ has (~(has in who.u.pem) who)
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``noun+!>(?-(kind.u.pem %black !has, %white has))
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==
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++ on-agent on-agent:def
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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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::
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|_ bol=bowl:gall
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::
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++ poke-permission-action
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|= action=permission-action
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^- (quip card _state)
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?> (team:title our.bol src.bol)
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?- -.action
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%add (handle-add action)
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%remove (handle-remove action)
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%create (handle-create action)
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%delete (handle-delete action)
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%allow (handle-allow action)
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%deny (handle-deny action)
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==
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::
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++ handle-add
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%add -.act)
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?~ path.act
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[~ state]
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:: TODO: calculate diff
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:: =+ new=(~(dif in who.what.action) who.u.pem)
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:: ?~(new ~ `what.action(who new))
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?. (~(has by permissions) path.act)
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[~ state]
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:- (send-diff path.act act)
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=/ perm (~(got by permissions) path.act)
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=. who.perm (~(uni in who.perm) who.act)
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state(permissions (~(put by permissions) path.act perm))
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::
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++ handle-remove
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%remove -.act)
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?~ path.act
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[~ state]
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?. (~(has by permissions) path.act)
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[~ state]
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=/ perm (~(got by permissions) path.act)
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=. who.perm (~(dif in who.perm) who.act)
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:: TODO: calculate diff
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:: =+ new=(~(int in who.what.action) who.u.pem)
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:: ?~(new ~ `what.action(who new))
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:- (send-diff path.act act)
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state(permissions (~(put by permissions) path.act perm))
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::
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++ handle-create
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%create -.act)
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?~ path.act
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[~ state]
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?: (~(has by permissions) path.act)
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[~ state]
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:: TODO: calculate diff
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:- (send-diff path.act act)
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state(permissions (~(put by permissions) path.act permission.act))
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::
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++ handle-delete
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%delete -.act)
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?~ path.act
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[~ state]
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?. (~(has by permissions) path.act)
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[~ state]
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:- (send-diff path.act act)
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state(permissions (~(del by permissions) path.act))
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::
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++ handle-allow
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%allow -.act)
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?~ path.act
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[~ state]
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=/ perm (~(get by permissions) path.act)
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?~ perm
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[~ state]
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?: =(kind.u.perm %white)
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(handle-add [%add +.act])
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(handle-remove [%remove +.act])
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::
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++ handle-deny
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|= act=permission-action
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^- (quip card _state)
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?> ?=(%deny -.act)
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?~ path.act
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[~ state]
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=/ perm (~(get by permissions) path.act)
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?~ perm
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[~ state]
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?: =(kind.u.perm %black)
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(handle-add [%add +.act])
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(handle-remove [%remove +.act])
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::
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++ update-subscribers
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|= [pax=path upd=permission-update]
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^- (list card)
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[%give %fact `pax %permission-update !>(upd)]~
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::
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++ send-diff
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|= [pax=path upd=permission-update]
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^- (list card)
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%- zing
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:~ (update-subscribers /all upd)
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(update-subscribers /updates upd)
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(update-subscribers [%permission pax] upd)
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==
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::
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--
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