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Overview
| Comment: | Ugarit manifest maker, with a reasonably complete ID3 parser in it... |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
fcfe83ff3b204eeee3471d746df5786c |
| User & Date: | alaric 2015-04-20 13:19:08 |
Context
|
2015-05-09
| ||
| 14:44 | Moved to Dublin Core metadata where possible. check-in: 7eb028a964 user: alaric tags: trunk | |
|
2015-04-20
| ||
| 13:19 | Ugarit manifest maker, with a reasonably complete ID3 parser in it... check-in: fcfe83ff3b user: alaric tags: trunk | |
|
2014-12-28
| ||
| 10:30 | Oh, and the licence. check-in: 858880a672 user: alaric tags: trunk | |
Changes
Changes to ugarit-manifest-maker.meta.
1 2 | ((license "BSD") (category data) | | | | 1 2 3 4 5 6 | ((license "BSD") (category data) (needs matchable srfi-37 fnmatch) (test-depends test exif) (author "Alaric Snell-Pym") (synopsis "A tool to generate manifests for Ugarit archival mode")) |
Added ugarit-manifest-maker.scm.
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(use posix)
(use srfi-1)
(use ugarit-mime)
(use srfi-37)
(use miscmacros)
(use fnmatch)
(use exif)
(define *excludes* '())
(define *total-objects* 0)
(define *total-bytes* 0)
(define (path-size path)
(if (directory? path)
(fold
+
0
(map
(lambda (relpath)
(path-size (make-pathname path relpath)))
(directory path)))
;; Not a directory
(file-size path)))
(define (included-file? path)
(let ((name (pathname-strip-directory path)))
(not (any
(lambda (pattern)
(fnmatch pattern name))
*excludes*))))
(define (get-jpeg-metadata path)
;; FIXME http://www.cipa.jp/std/documents/e/DC-008-2012_E.pdf
'((description . #f)
(latitude . #f)
(longitude . #f)
(altitude . #f)
(place-name . #f)
(featuring . #f)
(event-name . #f)
(creator . #f)
(creation-date . #f)
(keyword . #f)))
(define debug (lambda x (void)))
#;(define debug printf)
(define (alist-update! alist key value)
(let ((pair (assq key alist)))
(if (and (pair? pair) (not (cdr pair)))
(begin
(set-cdr! pair value) ;; Exists but is #f, so overwrite
alist)
(cons (cons key value) alist))))
(define genres
'((0 . "Blues")
(1 . "Classic Rock")
(2 . "Country")
(3 . "Dance")
(4 . "Disco")
(5 . "Funk")
(6 . "Grunge")
(7 . "Hip-Hop")
(8 . "Jazz")
(9 . "Metal")
(10 . "New Age")
(11 . "Oldies")
(12 . "Other")
(13 . "Pop")
(14 . "R&B")
(15 . "Rap")
(16 . "Reggae")
(17 . "Rock")
(18 . "Techno")
(19 . "Industrial")
(20 . "Alternative")
(21 . "Ska")
(22 . "Death Metal")
(23 . "Pranks")
(24 . "Soundtrack")
(25 . "Euro-Techno")
(26 . "Ambient")
(27 . "Trip-Hop")
(28 . "Vocal")
(29 . "Jazz+Funk")
(30 . "Fusion")
(31 . "Trance")
(32 . "Classical")
(33 . "Instrumental")
(34 . "Acid")
(35 . "House")
(36 . "Game")
(37 . "Sound Clip")
(38 . "Gospel")
(39 . "Noise")
(40 . "AlternRock")
(41 . "Bass")
(42 . "Soul")
(43 . "Punk")
(44 . "Space")
(45 . "Meditative")
(46 . "Instrumental Pop")
(47 . "Instrumental Rock")
(48 . "Ethnic")
(49 . "Gothic")
(50 . "Darkwave")
(51 . "Techno-Industrial")
(52 . "Electronic")
(53 . "Pop-Folk")
(54 . "Eurodance")
(55 . "Dream")
(56 . "Southern Rock")
(57 . "Comedy")
(58 . "Cult")
(59 . "Gangsta")
(60 . "Top 40")
(61 . "Christian Rap")
(62 . "Pop/Funk")
(63 . "Jungle")
(64 . "Native American")
(65 . "Cabaret")
(66 . "New Wave")
(67 . "Psychadelic")
(68 . "Rave")
(69 . "Showtunes")
(70 . "Trailer")
(71 . "Lo-Fi")
(72 . "Tribal")
(73 . "Acid Punk")
(74 . "Acid Jazz")
(75 . "Polka")
(76 . "Retro")
(77 . "Musical")
(78 . "Rock & Roll")
(79 . "Hard Rock")
(80 . "Folk")
(81 . "Folk-Rock")
(82 . "National Folk")
(83 . "Swing")
(84 . "Fast Fusion")
(85 . "Bebob")
(86 . "Latin")
(87 . "Revival")
(88 . "Celtic")
(89 . "Bluegrass")
(90 . "Avantgarde")
(91 . "Gothic Rock")
(92 . "Progressive Rock")
(93 . "Psychedelic Rock")
(94 . "Symphonic Rock")
(95 . "Slow Rock")
(96 . "Big Band")
(97 . "Chorus")
(98 . "Easy Listening")
(99 . "Acoustic")
(100 . "Humour")
(101 . "Speech")
(102 . "Chanson")
(103 . "Opera")
(104 . "Chamber Music")
(105 . "Sonata")
(106 . "Symphony")
(107 . "Booty Bass")
(108 . "Primus")
(109 . "Porn Groove")
(110 . "Satire")
(111 . "Slow Jam")
(112 . "Club")
(113 . "Tango")
(114 . "Samba")
(115 . "Folklore")
(116 . "Ballad")
(117 . "Power Ballad")
(118 . "Rhythmic Soul")
(119 . "Freestyle")
(120 . "Duet")
(121 . "Punk Rock")
(122 . "Drum Solo")
(123 . "A capella")
(124 . "Euro-House")
(125 . "Dance Hall")))
(define (process-genre g)
(if (and (char=? (string-ref g 0) #\()
(char=? (string-ref g
(- (string-length g) 1)) #\)))
(let* ((genre-number (string->number
(substring g 1 (- (string-length g) 1))))
(genre-lookup (assoc genre-number genres)))
(if genre-lookup
(cdr genre-lookup)
g))
g))
(define (remove-trailing-term-if-present str)
(if (zero? (string-length str))
str
(if (char=? (string-ref str
(- (string-length str) 1))
#\x00)
(substring str 0 (- (string-length str) 1))
str)))
(define (get-mp3-metadata path)
;; FIXME http://id3.org/id3v2-00 / http://id3.org/id3v2.3.0
(with-input-from-file path
(lambda ()
(let/cc
abort*
(let* ((metadata
'((creator . #f)
(creation-date . #f)
(featuring . #f)
(collection-name . #f)
(collection-volume . #f)
(collection-volumes . #f)
(volume-index . #f)
(volume-size . #f)))
(abort
(lambda ()
(abort* metadata)))
(read-id3v22
(lambda ()
(debug "Reading v2.2")
(let* ((flags (read-byte))
(unsync (not (zero? (bitwise-and flags 128))))
(compressed (not (zero? (bitwise-and flags 64))))
(size4 (read-byte))
(size3 (read-byte))
(size2 (read-byte))
(size1 (read-byte))
(size (+
size1
(* 128 size2)
(* 16384 size3)
(* 2097152 size4)))
(*bytes-left* size)
(rb ;; read-byte replacement
(if unsync
;; Unsynchronised mode
(let ((last-byte #f))
(lambda ()
(set! *bytes-left*
(- *bytes-left* 1))
(let ((b (read-byte)))
(when (and
(= last-byte #xff)
(= b #x00))
;; Skip #x00 unsync byte
(set! *bytes-left*
(- *bytes-left* 1))
(set! b (read-byte)))
(set! last-byte b)
b)))
;; Normal mode
(lambda ()
(set! *bytes-left*
(- *bytes-left* 1))
(read-byte)))))
(debug "Read header, size = ~S, unsync = ~S\n" size unsync)
(let loop ((md (alist-copy metadata)))
(debug "Bytes left: ~S\n" *bytes-left*)
(when (< *bytes-left* 10)
(abort* md))
(let* ((fid1 (rb))
(fid2 (rb))
(fid3 (rb))
(fid (list->string
(list
(integer->char fid1)
(integer->char fid2)
(integer->char fid3))))
(fsize3 (rb))
(fsize2 (rb))
(fsize1 (rb))
(fsize (+
fsize1
(* 256 fsize2)
(* 65536 fsize3)))
(encoding (rb))
(data
(remove-trailing-term-if-present
(list->string
(reverse
(list-tabulate
(- fsize 1) ;; Remove encoding byte
(lambda (i) (integer->char (rb)))))))))
(debug "FID: ~S size: ~S [~S]\n" fid fsize data)
(cond
((string=? fid "\x00\x00\x00")
(abort* md))
((string=? fid "TT2")
(loop (alist-update! md 'name data)))
((string=? fid "TP1")
(loop (alist-update! md 'creator data)))
((string=? fid "TCM")
(loop (alist-update! md 'creator data)))
((string=? fid "TYE")
(loop (alist-update! md 'creation-date data)))
((string=? fid "TCO")
(loop (alist-update! md 'keyword (process-genre data))))
((string=? fid "TAL")
(loop (alist-update! md 'collection-name data)))
((string=? fid "TRK")
(and-let* ((parts (string-split data "/"))
((= (length parts) 2))
(track (string->number (first parts)))
(tracks (string->number (second parts))))
(loop (alist-update!
(alist-update! md 'volume-index track)
'volume-size tracks)))
(loop md))
((string=? fid "TPA")
(and-let* ((parts (string-split data "/"))
((= (length parts) 2))
(volume (string->number (first parts)))
(volumes (string->number (second parts))))
(loop (alist-update!
(alist-update! md 'collection-volume volume)
'collection-volumes volumes)))
(loop md))
(else
(printf " ;; Unknown ID3 tag ~S=~S\n"
fid
(string-append
(make-string 1 (integer->char encoding))
data))
(loop md))))))))
(read-id3v23
(lambda ()
(debug "Reading v2.3")
(let* ((flags (read-byte))
(unsync (not (zero? (bitwise-and flags 128))))
(extended (not (zero? (bitwise-and flags 64))))
(experimental (not (zero? (bitwise-and flags 32))))
(size4 (read-byte))
(size3 (read-byte))
(size2 (read-byte))
(size1 (read-byte))
(size (+
size1
(* 128 size2)
(* 16384 size3)
(* 2097152 size4)))
(*bytes-left* size)
(rb ;; read-byte replacement
(if unsync
;; Unsynchronised mode
(let ((last-byte #f))
(lambda ()
(set! *bytes-left*
(- *bytes-left* 1))
(let ((b (read-byte)))
(when (and
(= last-byte #xff)
(= b #x00))
;; Skip #x00 unsync byte
(set! *bytes-left*
(- *bytes-left* 1))
(set! b (read-byte)))
(set! last-byte b)
b)))
;; Normal mode
(lambda ()
(set! *bytes-left*
(- *bytes-left* 1))
(read-byte)))))
(debug "Read header, size = ~S, unsync = ~S\n" size unsync)
(when extended
(debug "Reading extended header\n")
(let* ((size4 (rb))
(size3 (rb))
(size2 (rb))
(size1 (rb))
(size (+
size1
(* 256 size2)
(* 65536 size3)
(* 16777216 size4)))
(eflags1 (rb))
(eflags2 (rb)))
(when (not (zero?
(bitwise-and eflags1 128)))
;; Skip CRC
(rb)
(rb)
(rb)
(rb))))
(let loop ((md (alist-copy metadata)))
(debug "Bytes left: ~S\n" *bytes-left*)
(when (< *bytes-left* 10)
(abort* md))
(let* ((fid1 (rb))
(fid2 (rb))
(fid3 (rb))
(fid4 (rb))
(fid (list->string
(list
(integer->char fid1)
(integer->char fid2)
(integer->char fid3)
(integer->char fid4))))
(fsize4 (rb))
(fsize3 (rb))
(fsize2 (rb))
(fsize1 (rb))
(fsize (+
fsize1
(* 256 fsize2)
(* 65536 fsize3)
(* 16777216 fsize4)))
(flags1 (rb))
(flags2 (rb))
(encoding (rb))
(data
(remove-trailing-term-if-present
(list->string
(reverse
(list-tabulate
(- fsize 1) ;; Remove encoding byte
(lambda (i) (integer->char (rb)))))))))
(debug "FID: ~S size: ~S [~S]\n" fid fsize data)
(cond
((string=? fid "\x00\x00\x00\x00")
(abort* md))
((string=? fid "TIT2")
(loop (alist-update! md 'name data)))
((string=? fid "TPE1")
(loop (alist-update! md 'creator data)))
((string=? fid "TCOM")
(loop (alist-update! md 'creator data)))
((string=? fid "TPE2")
(loop (alist-update! md 'featuring data)))
((string=? fid "TPE3")
(loop (alist-update! md 'featuring data)))
((string=? fid "TPE4")
(loop (alist-update! md 'editor data)))
((string=? fid "TPUB")
(loop (alist-update! md 'publisher data)))
((string=? fid "TYER")
(loop (alist-update! md 'creation-date data)))
((string=? fid "TCON")
(loop (alist-update! md 'keyword (process-genre data))))
((string=? fid "TALB")
(loop (alist-update! md 'collection-name data)))
((string=? fid "TRCK")
(and-let* ((parts (string-split data "/"))
((= (length parts) 2))
(track (string->number (first parts)))
(tracks (string->number (second parts))))
(loop (alist-update!
(alist-update! md 'volume-index track)
'volume-size tracks)))
(loop md))
((string=? fid "TPOS")
(and-let* ((parts (string-split data "/"))
((= (length parts) 2))
(volume (string->number (first parts)))
(volumes (string->number (second parts))))
(loop (alist-update!
(alist-update! md 'collection-volume volume)
'collection-volumes volumes)))
(loop md))
(else
(printf " ;; Unknown ID3 tag ~S=~S\n"
fid
(if (< (string-length data) 160)
data
(string-append
(substring data 0 100)
"...")))
(loop md)))))))))
(when (not (= (read-byte) #x49))
(abort))
(when (not (= (read-byte) #x44))
(abort))
(when (not (= (read-byte) #x33))
(abort))
(let ((version1 (read-byte))
(version2 (read-byte)))
(case version1
((2) (read-id3v22))
((3) (read-id3v23))
(else (abort)))))))))
(define (get-ogg-metadata path)
;; FIXME http://xiph.org/vorbis/doc/v-comment.html
'((creator . #f)
(creation-date . #f)
(featuring . #f)
(collection-name . #f)
(collection-volume . #f)
(collection-volumes . #f)
(volume-index . #f)
(volume-size . #f)))
(define (get-pdf-metadata path)
'((creator . #f)
(topic . #f)
(creation-date . #f)
(keyword . #f)))
(define (get-ps-metadata path)
'((creator . #f)
(topic . #f)
(creation-date . #f)
(keyword . #f)))
(define (generate-manifest path)
(if (directory? path)
;; Recurse therein
(for-each (lambda (relname)
(generate-manifest (make-pathname path relname)))
(directory path))
;; Not a directory
(when (included-file? path)
(let* ((name (pathname-file path))
(*got-name* #f)
(print-item
(lambda (item)
(if (and (eq? (car item) 'name)
(cdr item))
(set! *got-name* #f))
(if (cdr item)
(printf " (~S = ~S)\n" (car item) (cdr item))
(printf " #;(~S = \"\")\n" (car item)))))
(mime-type (extension->mimetype (string-append "."
(or
(pathname-extension path)
"")))))
(printf "(object ~S\n" path)
(printf " (filename = ~S)\n" path)
(printf " (mime-type = ~S)\n" mime-type)
(newline)
(cond
((string=? mime-type "image/jpeg")
(for-each print-item
(get-jpeg-metadata path)))
((string=? mime-type "audio/mpeg")
(for-each print-item
(get-mp3-metadata path)))
((string=? mime-type "audio/ogg")
(for-each print-item
(get-ogg-metadata path)))
((string=? mime-type "application/pdf")
(for-each print-item
(get-pdf-metadata path)))
((string=? mime-type "application/postscript")
(for-each print-item
(get-ps-metadata path)))
(else
(unless *got-name*
(printf " (name = ~S)\n" name))
(printf " #;(description = \"\")\n")))
(newline)
(let ((stat (file-stat path)))
(printf " (mtime = ~S)\n" (vector-ref stat 8))
(printf " (ctime = ~S)\n" (vector-ref stat 7)))
(let ((size (path-size path)))
(printf " (size = ~S))\n" size)
(set! *total-bytes*
(+ *total-bytes* size))
(set! *total-objects*
(+ *total-objects* 1)))
(newline)))))
(define (usage)
(with-output-to-port (current-error-port)
(lambda ()
(printf "Usage: ugarit-manifest-maker [options...] [files...]\n")
(printf " -e <pattern> Exclude files matching pattern\n")))
(exit 1))
(define things-to-import
(args-fold
(command-line-arguments)
(list
(option
'(#\h "help") #f #f
(lambda _
(usage)))
(option
'(#\e "exclude") #t #f
(lambda (o n x vals)
(push! x *excludes*)
vals)))
(lambda (o n x vals)
(usage))
cons
'()))
(for-each generate-manifest
things-to-import)
(define (format-bytes b)
(cond
((<= (* 1024 1024 1024 1024) b)
(sprintf "~ATiB" (inexact->exact (round (/ b 1024 1024 1024 1024)))))
((<= (* 1024 1024 1024) b)
(sprintf "~AGiB" (inexact->exact (round (/ b 1024 1024 1024)))))
((<= (* 1024 1024) b)
(sprintf "~AMiB" (inexact->exact (round (/ b 1024 1024)))))
((<= (* 1024) b)
(sprintf "~AKiB" (inexact->exact (round (/ b 1024)))))
(else
(sprintf "~AB" b))))
(printf ";;; TOTAL: ~S objects / ~A\n"
*total-objects*
(format-bytes *total-bytes*))
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