73 lines
2.1 KiB
Factor
73 lines
2.1 KiB
Factor
! Copyright (C) 2007 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: namespaces kernel assocs io.files combinators
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arrays io.launcher io http.server http.server.responders
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webapps.file sequences strings ;
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IN: webapps.cgi
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SYMBOL: cgi-root
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: post? "method" get "post" = ;
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: cgi-variables ( name -- assoc )
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#! This needs some work.
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[
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"SCRIPT_NAME" set
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"CGI/1.0" "GATEWAY_INTERFACE" set
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"HTTP/1.0" "SERVER_PROTOCOL" set
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"Factor " version append "SERVER_SOFTWARE" set
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host "SERVER_NAME" set
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"" "SERVER_PORT" set
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"request" get "PATH_INFO" set
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"request" get "PATH_TRANSLATED" set
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"" "REMOTE_HOST" set
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"" "REMOTE_ADDR" set
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"" "AUTH_TYPE" set
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"" "REMOTE_USER" set
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"" "REMOTE_IDENT" set
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"method" get >upper "REQUEST_METHOD" set
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"raw-query" get "QUERY_STRING" set
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"User-Agent" header-param "HTTP_USER_AGENT" set
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"Accept" header-param "HTTP_ACCEPT" set
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post? [
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"Content-Type" header-param "CONTENT_TYPE" set
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"raw-response" get length "CONTENT_LENGTH" set
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] when
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] H{ } make-assoc ;
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: cgi-descriptor ( name -- desc )
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[
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cgi-root get over path+ 1array +arguments+ set
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cgi-variables +environment+ set
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] H{ } make-assoc ;
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: (do-cgi) ( name -- )
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"200 CGI output follows" response
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stdio get swap cgi-descriptor <process-stream> [
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post? [
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"raw-response" get
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stream-write stream-flush
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] when
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stdio get swap (stream-copy)
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] with-stream ;
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: serve-regular-file ( -- )
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cgi-root get "doc-root" [ file-responder ] with-variable ;
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: do-cgi ( name -- )
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{
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{ [ dup ".cgi" tail? not ] [ drop serve-regular-file ] }
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{ [ dup empty? ] [ "403 forbidden" httpd-error ] }
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{ [ cgi-root get not ] [ "404 cgi-root not set" httpd-error ] }
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{ [ ".." over subseq? ] [ "403 forbidden" httpd-error ] }
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{ [ t ] [ (do-cgi) ] }
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} cond ;
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global [
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"cgi" [ "argument" get do-cgi ] add-simple-responder
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] bind
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