mirror of
https://github.com/urbit/shrub.git
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330 lines
9.5 KiB
Plaintext
330 lines
9.5 KiB
Plaintext
:: This is a connector for the Github API v3.
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::
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:: You can interact with this in a few different ways:
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::
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:: - .^({type} %gx /=gh={/endpoint}) to read data or
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:: .^(arch %gy /=gh={/endpoint}) to explore the possible
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:: endpoints.
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::
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:: - subscribe to /listen/{owner}/{repo}/{events...} for
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:: webhook-powered event notifications. For event list, see
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:: https://developer.github.com/webhooks/.
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::
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:: This is written with the standard structure for api
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:: connectors, as described in lib/connector.hoon.
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::
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/? 314
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/- gh, plan-acct
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/+ gh-parse, connector
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::
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::
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=, html
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=, eyre
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=> |%
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++ move (pair bone card)
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++ card
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$% {$diff sub-result}
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{$them wire (unit hiss)}
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{$hiss wire {~ ~} $httr {$hiss hiss}}
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==
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::
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:: Types of results we produce to subscribers.
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::
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++ sub-result
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$% {$arch arch}
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{$gh-issue issue:gh}
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{$gh-list-issues (list issue:gh)}
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{$gh-issues issues:gh}
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{$gh-issue-comment issue-comment:gh}
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{$json json}
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{$null ~}
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==
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::
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:: Types of webhooks we expect.
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::
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++ hook-response
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$% {$gh-issues issues:gh}
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{$gh-issue-comment issue-comment:gh}
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==
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--
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=+ connector=(connector move sub-result) :: Set up connector library
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::
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=, gall
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|_ $: hid/bowl
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hook/(map @t {id/@t listeners/(set bone)}) :: map events to listeners
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==
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:: ++ prep _`. :: Clear state when code changes
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::
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:: List of endpoints
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::
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++ places
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|= wir/wire
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^- (list place:connector)
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=+ (helpers:connector ost.hid wir "https://api.github.com")
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=> |% :: gh-specific helpers
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++ read-sentinel
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|=(pax/path [ost %diff %arch `0vsen.tinel ~])
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::
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++ sigh-list-issues-x
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|= jon/json
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%+ bind ((ar:jo issue:gh-parse) jon)
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|= issues/(list issue:gh)
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gh-list-issues+issues
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::
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++ sigh-list-issues-y
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|= jon/json
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%+ bind ((ar:jo issue:gh-parse) jon)
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|= issues/(list issue:gh)
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:- `(shax (jam issues))
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%- malt ^- (list {@ta ~})
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:- [%gh-list-issues ~]
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(turn issues |=(issue:gh [(rsh 3 2 (scot %ui number)) ~]))
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--
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:~ ^- place :: /
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:* guard=~
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read-x=read-null
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read-y=(read-static %issues ~)
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sigh-x=sigh-strange
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sigh-y=sigh-strange
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==
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^- place :: /issues
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:* guard={$issues ~}
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read-x=read-null
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read-y=(read-static %mine %by-repo ~)
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sigh-x=sigh-strange
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sigh-y=sigh-strange
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==
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^- place :: /issues/mine
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:* guard={$issues $mine ~}
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read-x=(read-get /issues)
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read-y=(read-static %gh-list-issues ~)
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sigh-x=sigh-list-issues-x
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sigh-y=sigh-list-issues-y
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==
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^- place :: /issues/mine/<mark>
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:* guard={$issues $mine @t ~}
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read-x=read-null
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read-y=read-sentinel
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sigh-x=sigh-list-issues-x
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sigh-y=sigh-list-issues-y
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==
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^- place :: /issues/by-repo
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:* guard={$issues $by-repo ~}
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read-x=read-null
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^= read-y
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|= pax/path
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=+ /(scot %p our.hid)/home/(scot %da now.hid)/web/plan
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=+ .^({* acc/(map knot plan-acct)} %cx -)
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::
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((read-static usr:(~(got by acc) %github) ~) pax)
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sigh-x=sigh-strange
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sigh-y=sigh-strange
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==
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^- place :: /issues/by-repo/<user>
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:* guard={$issues $by-repo @t ~}
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read-x=read-null
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read-y=|=(pax/path (get /users/[-.+>.pax]/repos))
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sigh-x=sigh-strange
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^= sigh-y
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|= jon/json
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%+ bind ((ar:jo repository:gh-parse) jon)
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|= repos/(list repository:gh)
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[~ (malt (turn repos |=(repository:gh [name ~])))]
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==
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^- place :: /issues/by-repo/<user>/<repo>
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:* guard={$issues $by-repo @t @t ~}
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read-x=|=(pax/path (get /repos/[-.+>.pax]/[-.+>+.pax]/issues))
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read-y=|=(pax/path (get /repos/[-.+>.pax]/[-.+>+.pax]/issues))
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sigh-x=sigh-list-issues-x
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sigh-y=sigh-list-issues-y
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==
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^- place :: /issues/by-repo/<user>/<repo>/<number>
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:* guard={$issues $by-repo @t @t @t ~}
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^= read-x
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|=(pax/path (get /repos/[-.+>.pax]/[-.+>+.pax]/issues/[-.+>+>.pax]))
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::
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^= read-y
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|= pax/path
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%. pax
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?: ((sane %tas) -.+>+>.pax)
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read-sentinel
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(read-static %gh-issue ~)
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::
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^= sigh-x
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|= jon/json
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%+ bind (issue:gh-parse jon)
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|= issue/issue:gh
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gh-issue+issue
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::
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sigh-y=sigh-strange
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==
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^- place :: /issues/by-repo/<u>/<r>/<n>/<mark>
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:* guard={$issues $by-repo @t @t @t @t ~}
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read-x=read-null
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read-y=read-sentinel
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sigh-x=sigh-strange
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sigh-y=sigh-strange
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==
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==
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::
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:: When a peek on a path blocks, ford turns it into a peer on
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:: /scry/{care}/{path}. You can also just peer to this
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:: directly.
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::
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:: We hand control to ++scry.
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::
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++ peer-scry
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|= pax/path
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^- {(list move) _+>.$}
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?> ?=({care:clay *} pax)
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:_ +>.$ :_ ~
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(read:connector ost.hid (places %read pax) i.pax t.pax)
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::
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:: HTTP response. We make sure the response is good, then
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:: produce the result (as JSON) to whoever sent the request.
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::
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++ sigh-httr
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|= {way/wire res/httr}
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^- {(list move) _+>.$}
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?. ?=({$read care:clay @ *} way)
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~& res=res
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[~ +>.$]
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=* style i.way
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=* ren i.t.way
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=* pax t.t.way
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:_ +>.$ :_ ~
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:+ ost.hid %diff
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(sigh:connector (places ren style pax) ren pax res)
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::
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:: HTTP error. We just print it out, though maybe we should
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:: also produce a result so that the request doesn't hang?
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::
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++ sigh-tang
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|= {way/wire tan/tang}
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^- {(list move) _+>.$}
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%- (slog >%gh-sigh-tang< tan)
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[[ost.hid %diff null+~]~ +>.$]
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::
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:: We can't actually give the response to pretty much anything
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:: without blocking, so we just block unconditionally.
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::
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++ peek
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|= {ren/@tas tyl/path}
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^- (unit (unit (pair mark *)))
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~ ::``noun/[ren tyl]
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::
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::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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:: Webhook-powered event streams (/listen) ::
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::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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::
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:: To listen to a webhook-powered stream of events, subscribe
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:: to /listen/<user>/<repo>/<events...>
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::
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:: We hand control to ++listen.
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::
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++ peer-listen
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|= pax/path
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^- {(list move) _+>.$}
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?. ?=({@ @ *} pax)
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~& [%bad-listen-path pax]
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[~ +>.$]
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(listen pax)
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::
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:: This core handles event subscription requests by starting or
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:: updating the webhook flow for each event.
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::
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++ listen
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|= pax/path
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=| mow/(list move)
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=< abet:listen
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|%
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++ abet :: Resolve core.
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^- {(list move) _+>.$}
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[(flop mow) +>.$]
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::
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++ send-hiss :: Send a hiss
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|= hiz/hiss
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^+ +>
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=+ wir=`wire`[%x %listen pax]
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+>.$(mow [[ost.hid %hiss wir `~ %httr [%hiss hiz]] mow])
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::
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:: Create or update a webhook to listen for a set of events.
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::
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++ listen
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^+ .
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=+ pax=pax :: TMI-proofing
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?> ?=({@ @ *} pax)
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=+ events=t.t.pax
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|- ^+ +>+.$
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?~ events
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+>+.$
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?: (~(has by hook) i.events)
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$(+>+ (update-hook i.events), events t.events)
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$(+>+ (create-hook i.events), events t.events)
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::
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:: Set up a webhook.
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::
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++ create-hook
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|= event/@t
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^+ +>
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?> ?=({@ @ *} pax)
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=+ clean-event=`tape`(turn (trip event) |=(a/@tD ?:(=('_' a) '-' a)))
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=. hook
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%+ ~(put by hook) (crip clean-event)
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=+ %+ fall
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(~(get by hook) (crip clean-event))
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*{id/@t listeners/(set bone)}
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[id (~(put in listeners) ost.hid)]
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%- send-hiss
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:* %+ scan
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=+ [(trip i.pax) (trip i.t.pax)]
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"https://api.github.com/repos/{-<}/{->}/hooks"
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auri:de-purl
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%post ~ ~
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%- as-octt:mimes %- en-json %- pairs:enjs:format :~
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name+s+%web
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active+b+&
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events+a+~[s+event] ::(turn `(list ,@t)`t.t.pax |=(a=@t s/a))
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:- %config
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%- pairs:enjs:format :~
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=+ =+ clean-event
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"http://107.170.195.5:8443/~/to/gh/gh-{-}.json?anon&wire=/"
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[%url s+(crip -)]
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[%'content_type' s+%json]
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==
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==
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==
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::
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:: Add current bone to the list of subscribers for this event.
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::
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++ update-hook
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|= event/@t
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^+ +>
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=+ hok=(~(got by hook) event)
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%_ +>.$
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hook
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%+ ~(put by hook) event
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hok(listeners (~(put in listeners.hok) ost.hid))
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==
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--
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::
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:: Pokes that aren't caught in more specific arms are handled
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:: here. These should be only from webhooks firing, so if we
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:: get any mark that we shouldn't get from a webhook, we reject
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:: it. Otherwise, we spam out the event to everyone who's
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:: listening for that event.
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::
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++ poke
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|= response/hook-response
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^- {(list move) _+>.$}
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=+ hook-data=(~(get by hook) (rsh 3 3 -.response))
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?~ hook-data
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~& [%strange-hook hook response]
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[~ +>.$]
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:: ~& response=response
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:_ +>.$
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%+ turn ~(tap in listeners.u.hook-data)
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|= ost/bone
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[ost %diff response]
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--
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