shrub/pkg/arvo/app/file-server.hoon

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/- srv=file-server
/+ *server, default-agent, verb, dbug
|%
+$ card card:agent:gall
+$ versioned-state
$% state-zero
==
::
+$ serving (map url-base=path [clay-base=path public=?])
+$ state-zero
$: %0
=configuration:srv
=serving
==
--
::
%+ verb |
%- agent:dbug
::
=| state-zero
=* state -
^- agent:gall
|_ =bowl:gall
+* this .
def ~(. (default-agent this %|) bowl)
::
++ on-init
^- (quip card _this)
|^
:_ %_ this
serving
%- ~(gas by *^serving)
%+ turn
^- (list path)
[/ /'~landscape' ~]
|=(pax=path [pax [/app/landscape %.n]])
==
:~ (connect /)
(connect /'~landscape')
==
::
++ connect
|= =path
^- card
[%pass path %arvo %e %connect [~ path] %file-server]
--
::
++ on-save !>(state)
++ on-load
|= old-vase=vase
^- (quip card _this)
[~ this(state !<(state-zero old-vase))]
::
++ on-poke
|= [=mark =vase]
^- (quip card _this)
|^
?> (team:title our.bowl src.bowl)
?+ mark (on-poke:def mark vase)
%file-server-action (file-server-action !<(action:srv vase))
%handle-http-request
=+ !<([id=@ta req=inbound-request:eyre] vase)
:_ this
%+ give-simple-payload:app id
(handle-http-request req)
==
::
++ file-server-action
|= act=action:srv
^- (quip card _this)
|^
?- -.act
%serve-dir
=* url-base url-base.act
?: (~(has by serving) url-base)
~|("url already bound to {<(~(got by serving) url-base.act)>}" !!)
:- [%pass url-base %arvo %e %connect [~ url-base] %file-server]~
this(serving (~(put by serving) url-base [clay-base.act public.act]))
::
%unserve-dir
:- [%pass url-base.act %arvo %e %disconnect [~ url-base.act]]~
this(serving (~(del by serving) url-base.act))
::
%toggle-permission
?. (~(has by serving) url-base.act)
~|("url is not bound" !!)
=/ [clay-base=path public=?] (~(got by serving) url-base.act)
:- ~
this(serving (~(put by serving) url-base.act [clay-base !public]))
::
%set-landscape-homepage-prefix
=. landscape-homepage-prefix.configuration prefix.act
:_ this
(give [%configuration configuration])
==
::
++ give
|= =update:srv
^- (list card)
[%give %fact [/all]~ [%file-server-update !>(update)]]~
--
::
++ handle-http-request
|= =inbound-request:eyre
^- simple-payload:http
|^
=* req request.inbound-request
=* headers header-list.req
=/ req-line (parse-request-line url.req)
?. =(method.req %'GET') not-found:gen
=? req-line ?=(~ ext.req-line)
[[[~ %html] ~['index']] args.req-line]
?> ?=(^ ext.req-line)
?~ site.req-line
not-found:gen
=* url-prefix landscape-homepage-prefix.configuration
?. ?| ?=(~ url-prefix)
=(u.url-prefix i.site.req-line)
==
not-found:gen
::
?: ?=([%'~landscape' %js %session ~] site.req-line)
%+ require-authorization-simple:app
inbound-request
%- js-response:gen
(as-octt:mimes:html "window.ship = '{+:(scow %p our.bowl)}';")
::
=/ [payload=simple-payload:http public=?] (get-file req-line)
?: public payload
(require-authorization-simple:app inbound-request payload)
::
++ get-file
|= req-line=request-line
^- [simple-payload:http ?]
=/ pax=path (snoc site.req-line (need ext.req-line))
=/ clay-path=(unit [path ?]) (get-clay-path pax)
?~ clay-path [not-found:gen %.n]
=/ scry-path
:* (scot %p our.bowl)
q.byk.bowl
(scot %da now.bowl)
(lowercase -.u.clay-path)
==
?. .^(? %cu scry-path) [not-found:gen %.n]
=/ file (as-octs:mimes:html .^(@ %cx scry-path))
:_ +.u.clay-path
?+ ext.req-line not-found:gen
[~ %html] (html-response:gen file)
[~ %js] (js-response:gen file)
[~ %css] (css-response:gen file)
[~ %png] (png-response:gen file)
==
::
++ lowercase
|= upper=(list @t)
%+ turn upper
|= word=@t
%- crip
%+ turn (rip 3 word)
|= char=@t
?. &((gte char 'A') (lte char 'Z'))
char
(add char ^~((sub 'a' 'A')))
::
++ get-clay-path
|= pax=path
^- (unit [path ?])
=/ first-try (match-clay-path pax (~(del by serving) /))
?^ first-try first-try
=/ root (~(get by serving) /)
?~ root ~
(match-clay-path pax (~(gas by *^serving) [[/ u.root] ~]))
::
++ match-clay-path
|= [pax=path =^serving]
^- (unit [path ?])
%- ~(rep by serving)
|= [[url-base=path clay-base=path public=?] out=(unit [path ?])]
?^ out out
=/ suf (get-suffix url-base pax)
?~ suf ~
`[(weld clay-base u.suf) public]
::
++ get-suffix
|= [a=path b=path]
^- (unit path)
?: (gth (lent a) (lent b)) ~
|-
?~ a `b
?~ b ~
?. =(i.a i.b) ~
%= $
a t.a
b t.b
==
--
--
::
++ on-watch
|= =path
^- (quip card _this)
|^
?> (team:title our.bowl src.bowl)
?+ path (on-watch:def path)
[%http-response *] [~ this]
[%all ~] [(give [%configuration configuration]) this]
==
::
++ give
|= =update:srv
^- (list card)
[%give %fact ~ [%file-server-update !>(update)]]~
--
::
++ on-arvo
|= [=wire sign=sign-arvo]
^- (quip card _this)
?+ +<.sign (on-arvo:def wire sign)
%bound
?: accepted.sign [~ this]
~& [dap.bowl %failed-to-bind path.binding.sign]
[~ this(serving (~(del by serving) path.binding.sign))]
==
::
++ on-leave on-leave:def
++ on-peek on-peek:def
++ on-agent on-agent:def
++ on-fail on-fail:def
--