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pollen/server.rkt

61 lines
2.6 KiB
Racket

#lang web-server
(require "startup.rkt")
(require web-server/servlet-env)
(require web-server/dispatch web-server/dispatchers/dispatch)
(require xml)
(require "server-routes.rkt" "debug.rkt" "readability.rkt" "world.rkt")
(define port-number 8088)
(message (format "Project root is ~a" PROJECT_ROOT))
(message (format "Project server is http://localhost:~a" port-number) "(Ctrl-C to exit)")
(define (logger req)
(define client (request-client-ip req))
(define url-string (url->string (request-uri req)))
(message "Request:" (string-replace url-string DASHBOARD_NAME " dashboard")
"from" (if (equal? client "::1") "localhost" client)))
(define/contract (route-wrapper route-proc)
(procedure? . -> . procedure?)
(λ(req string-arg)
(logger req)
(define filename string-arg)
(response/xexpr (route-proc (build-path PROJECT_ROOT filename)))))
(define-values (start url)
(dispatch-rules
;; the match patterns for each rule represent /each/slashed/piece of a url
;; (as if the url is split on slashes into a list before matching)
;; dashboard page: works on any url of form /dir/dir/dir/poldash.html
;; todo: figure out how to use world:DASHBOARD_NAME here
[((string-arg) ... "poldash.html") (λ(req . string-args)
(logger req)
(define subdirs (flatten string-args))
(define dir (apply build-path PROJECT_ROOT subdirs))
(response/xexpr (route-dashboard dir)))]
;; raw viewer: works on any url of form /dir/dir/raw/name.html
;; (pattern matcher automatically takes out the "raw")
[((string-arg) ... "raw" (string-arg)) (λ(req . string-args)
(logger req)
(define path (apply build-path PROJECT_ROOT (flatten string-args)))
(response/xexpr (route-raw path)))]
[("xexpr" (string-arg)) (route-wrapper route-xexpr)]
[("html" (string-arg)) (route-wrapper route-html)]
[else (λ(req)
;; because it's the "else" route, can't use string-arg matcher
(logger req)
(route-default req)
(next-dispatcher))]))
(message (format "Project dashboard is http://localhost:~a/pollen.html" port-number))
(message "Ready to rock")
(serve/servlet start
#:port port-number
#:listen-ip #f
#:servlet-regexp #rx"" ; respond to top level
#:command-line? #t
#:extra-files-paths (list (build-path PROJECT_ROOT)))