racket/collects/meta/web/download/data.rkt
2011-02-14 22:04:44 -05:00

285 lines
9.8 KiB
Racket

#lang racket/base
(define -versions+dates-
'(["5.1" "February 2011"]
["5.0.2" "November 2010"]
["5.0.1" "August 2010"]
["5.0" "June 2010"]
["4.2.5" "April 2010"]
["4.2.4" "January 2010"]
["4.2.3" "December 2009"]
["4.2.2" "October 2009"]
["4.2.1" "July 2009"]
["4.2" "June 2009"]
["4.1.5" "March 2009"]
["4.1.4" "January 2009"]
["4.1.3" "November 2008"]
["4.1.2" "October 2008"]
["4.1.1" "October 2008"]
["4.1" "August 2008"]
["4.0.2" "July 2008"]
["4.0.1" "June 2008"]
["4.0" "June 2008"]
["372" "December 2007"]
["371" "August 2007"]
["370" "May 2007"]
["360" "November 2006"]
["352" "July 2006"]
["351" "July 2006"]
["350" "June 2006"]
["301" "January 2006"]
["300" "December 2005"]
["209" "December 2004"]
["208" "August 2004"]
["207" "May 2004"]
["206p1" "January 2004"]
["206" "January 2004"]
["205" "August 2003"]
["204" "May 2003"]
["203" "December 2002"]
["202" "August 2002"]
["201" "July 2002"]
["200" "June 2002"]
["103p1" "August 2001"]
["103" "September 2000"]
["053" "July 1998"]
))
(define -platform-names-
`(;; source platforms
["win" "Windows"]
["mac" "Macintosh"]
["unix" "Unix"]
;; binary platforms
["i386-win32" "Windows x86"]
["x86_64-win32" "Windows x64"]
["(ppc|i386)-osx-mac"
,(lambda (_ cpu)
(format "Macintosh OS X (~a)" (if (equal? cpu "ppc") "PPC" "Intel")))]
["(ppc|68k)-mac-classic" "Macintosh Classic (\\1)"]
["(ppc|i386)-darwin"
,(lambda (_ cpu)
(format "Macintosh Darwin (~a)"
(if (equal? cpu "ppc") "PPC" "Intel")))]
["i386-linux(-gcc2)?" "Linux i386"]
["i386-linux-fc([0-9]+)" "Linux i386 (Fedora Core \\1)"]
["(i386|x86_64)-linux-f([0-9]+)" "Linux \\1 (Fedora \\2)"]
["(i386|x86_64)-linux-debian" "Linux \\1 (Debian Stable)"]
["(i386|x86_64)-linux-debian-(testing|unstable)" "Linux \\1 (Debian \\2)"]
["(i386|x86_64)-linux-ubuntu[0-9]+" "Linux \\1 (Ubuntu \\2)"]
["(i386|x86_64)-linux-ubuntu-([a-z]+)" "Linux \\1 (Ubuntu \\2)"]
["(i386|x86_64)-linux-ubuntu.*" "Linux \\1 (Ubuntu)"]
["(i386|x86_64)-freebsd" "FreeBSD \\1"]
["sparc-solaris" "Sparc Solaris (SunOS)"]
["i386-kernel" "x86 Standalone Kernel"]
))
(define -file-type-names-
'(["sh" "Self-extracting shell script"]
["exe" "Windows Installer"]
["tgz" "Gzipped TAR Archive"]
["zip" "Zipped Archive"]
["dmg" "Disk Image"]
["plt" "Racket Package"]
["sit" "StuffIt Archive"]))
(define -mirrors-
;; This is a sequence of
;; (location url reposnisble-name email [techincal-contact])
'(["Main download (USA, Massachusetts, Northeastern University)"
"http://download.racket-lang.org/installers/"
"Eli Barzilay"
"eli@barzilay.org"]
["USA, Illinois (Northwestern University)"
"http://www.eecs.northwestern.edu/racket/"
"Robby Findler"
"robby@eecs.northwestern.edu"]
["USA, Utah (University of Utah)"
"http://www.cs.utah.edu/plt/installers/"
"Matthew Flatt"
"mflatt@cs.utah.edu"]
["Canada, Ontario (University of Waterloo)"
"http://mirror.csclub.uwaterloo.ca/racket/racket-installers/"
"Systems Committee"
"syscom@csclub.uwaterloo.ca"]
["Germany (Universität Tübingen)"
"http://mirror.informatik.uni-tuebingen.de/mirror/racket/"
"Marcus Crestani"
"crestani@informatik.uni-tuebingen.de"]
["Belgium (Infogroep, Vrije Universiteit Brussel)"
"ftp://infogroep.be/pub/racket/installers/"
"Infogroep"
"research@infogroep.be"]
["Turkey, Istanbul (Bilgi University)"
"http://russell.cs.bilgi.edu.tr/racket-installers/"
"Onur Gungor"
"onurgu@cs.bilgi.edu.tr"]
#;
["Austria (Vienna University of Technology)"
"http://gd.tuwien.ac.at/languages/scheme/plt/"
"Rudolf Ladner"
"ladner@zid.tuwien.ac.at"]
#; ; Scheme guy left
["France (Institut Pasteur)"
"ftp://ftp.pasteur.fr/pub/computing/Scheme/plt-scheme/"
"Marc Badouin"
"babafou@pasteur.fr"
"Pasteur Institute FTP ftpmain@pasteur.fr"]
#; ; ftp down (permanently?)
["Mexico (Wish Computing)"
"ftp://morpheus.wish.com.mx/pub/plt/"
"Francisco Solsona"
"solsona@acm.org"]
))
;; Used to sort packages when more then one is rendered on a page
(define (-installer-orders-)
`((,installer-package ,eq? (racket racket-textual))
(,installer-binary? ,eq? (#t #f))
(,installer-platform ,regexp-match?
(#px"\\bwin(32)?\\b" #px"\\bmac\\b" #px"\\blinux\\b" #px""))
(,installer-platform ,regexp-match?
(#px"\\bi386\\b" #px"\\bx86_64\\b" #px"\\bppc\\b" #px""))))
;; ----------------------------------------------------------------------------
(provide versions+dates all-versions current-version version->date
(struct-out mirror) mirrors
(struct-out installer) all-installers
package->name platform->name suffix->name)
(require racket/list racket/file version/utils racket/runtime-path)
;; ----------------------------------------------------------------------------
;; accepts "053"
(define (version->integer* v)
(version->integer (regexp-replace #rx"^0+" v "")))
(define versions+dates
(sort -versions+dates- <
#:key (lambda (vd) (version->integer* (car vd)))
#:cache-keys? #t))
;; sorted from oldest to newest
(define all-versions (map car versions+dates))
(define current-version (last all-versions))
(define version->date
(let ([t (make-hash)])
(for ([vd (in-list versions+dates)])
(hash-set! t (car vd) (cadr vd)))
(lambda (v)
(hash-ref t v (lambda ()
(error 'version->date "unknown version: ~e" v))))))
;; ----------------------------------------------------------------------------
(struct mirror (location url person email))
(define mirrors
(map (lambda (m)
(mirror (car m) (regexp-replace #rx"/?$" (cadr m) "/")
(caddr m) (cadddr m)))
-mirrors-))
;; ----------------------------------------------------------------------------
(define-runtime-path installers-data "installers.txt")
(struct installer
(path ; path to file from the installers directory
file ; just the file name
version ; version of the installer (as a string)
version-number ; version as a number (via version->integer*)
size ; human-readable size string
package ; package kind symbol 'racket or 'racket-textual
binary? ; #t = binary distribution, #f = source distribution
platform ; platform name string (generic for srcs, cpu-os for bins)
suffix)) ; string
(define installer-rx
(pregexp (string-append
"^"
"([0-9.]+[A-Z]+)" ; size
"\t"
"(" ; path
"([0-9p.]+)" ; version
"/"
"(racket(?:-textual)?)" ; package
"/(" ; file
"\\4-\\3-" ; <package>-<version>-
"(bin|src)-" ; binary/source
"([^.]+)" ; platform
"\\."
"([a-z]+)" ; suffix
"))$")))
(define (make-installer size path version package file type platform suffix)
(installer path file version (version->integer* version) size
(string->symbol package) (equal? "bin" type) platform suffix))
(define (parse-installers in)
(port-count-lines! in)
(for/list ([line (in-lines in)] [num (in-naturals 1)])
(apply make-installer
(cdr (or (regexp-match installer-rx line)
(error 'installers "bad installer data line#~a: ~s"
num line))))))
(define (order->precedes order)
(define =? (car order))
(define l (cadr order))
(define (num-of x)
(let loop ([l l] [n 0])
(cond [(null? l)
(error 'precedes "could not find ~s in precedence list: ~s" x l)]
[(=? (car l) x) n]
[else (loop (cdr l) (add1 n))])))
(lambda (x y) (< (num-of x) (num-of y))))
;; sorted by version (newest first), and then by -installer-orders-
(define all-installers
(sort
(call-with-input-file installers-data parse-installers)
(let ([fns `([,installer-version-number . ,>]
,@(map (lambda (o) (cons (car o) (order->precedes (cdr o))))
(-installer-orders-)))])
(lambda (i1 i2)
(let loop ([fns fns])
(if (null? fns)
#f
(let* ([get (caar fns)] [<? (cdar fns)] [x1 (get i1)] [x2 (get i2)])
(or (<? x1 x2) (and (equal? x1 x2) (loop (cdr fns)))))))))))
(define package->name
(let ([t (make-hasheq)])
(lambda (package)
(hash-ref! t package
(lambda ()
(string-titlecase
(regexp-replace #rx"-" (symbol->string package) " ")))))))
(define platform-names
(for/list ([pn (in-list -platform-names-)])
(list (regexp (string-append "^" (car pn) "$")) (cadr pn))))
(define platform->name
(let ([t (make-hash)])
(lambda (platform)
(hash-ref! t platform
(lambda ()
(or (for/or ([pn (in-list platform-names)])
;; find out if a regexp applied by checking if the result is
;; different (relies on regexp-replace returning the same
;; string when fails)
(let ([new (regexp-replace (car pn) platform (cadr pn))])
(and (not (eq? new platform)) new)))
(error 'platform->name "unrecognized platform: ~e"
platform)))))))
(define (suffix->name suffix)
(cond [(assoc suffix -file-type-names-) => cadr]
[else (error 'suffix->name "unrecognized suffix: ~e" suffix)]))