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Merge branch 'master' of git://factorcode.org/git/factor

db4
Slava Pestov 2009-02-26 23:30:58 -06:00
parent 11117648ea 63c9b1a6b8
commit 452ba3edb3
25 changed files with 306 additions and 255 deletions
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2
basis/editors/editpadlite/editpadlite.factor
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@ -5,7 +5,7 @@ IN: editors.editpadlite
: editpadlite-path ( -- path )
\ editpadlite-path get-global [
"JGsoft" t [ >lower "editpadlite.exe" tail? ] find-in-program-files
"JGsoft" [ >lower "editpadlite.exe" tail? ] find-in-program-files
[ "editpadlite.exe" ] unless*
] unless* ;

2
basis/editors/editpadpro/editpadpro.factor
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@ -5,7 +5,7 @@ IN: editors.editpadpro
: editpadpro-path ( -- path )
\ editpadpro-path get-global [
"JGsoft" t [ >lower "editpadpro.exe" tail? ] find-in-program-files
"JGsoft" [ >lower "editpadpro.exe" tail? ] find-in-program-files
[ "editpadpro.exe" ] unless*
] unless* ;

2
basis/editors/editplus/editplus.factor
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@ -5,7 +5,7 @@ IN: editors.editplus
: editplus-path ( -- path )
\ editplus-path get-global [
"EditPlus 2" t [ "editplus.exe" tail? ] find-in-program-files
"EditPlus 2" [ "editplus.exe" tail? ] find-in-program-files
[ "editplus.exe" ] unless*
] unless* ;

4
basis/editors/emacs/windows/windows.factor
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@ -6,7 +6,7 @@ IN: editors.emacs.windows
M: windows default-emacsclient
{
[ "Emacs" t [ "emacsclientw.exe" tail? ] find-in-program-files ]
[ "Emacs" t [ "emacsclient.exe" tail? ] find-in-program-files ]
[ "Emacs" [ "emacsclientw.exe" tail? ] find-in-program-files ]
[ "Emacs" [ "emacsclient.exe" tail? ] find-in-program-files ]
[ "emacsclient.exe" ]
} 0|| ;

2
basis/editors/emeditor/emeditor.factor
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@ -5,7 +5,7 @@ IN: editors.emeditor
: emeditor-path ( -- path )
\ emeditor-path get-global [
"EmEditor" t [ "EmEditor.exe" tail? ] find-in-program-files
"EmEditor" [ "EmEditor.exe" tail? ] find-in-program-files
[ "EmEditor.exe" ] unless*
] unless* ;

2
basis/editors/etexteditor/etexteditor.factor
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@ -6,7 +6,7 @@ IN: editors.etexteditor
: etexteditor-path ( -- str )
\ etexteditor-path get-global [
"e" t [ "e.exe" tail? ] find-in-program-files
"e" [ "e.exe" tail? ] find-in-program-files
[ "e" ] unless*
] unless* ;

2
basis/editors/gvim/windows/windows.factor
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@ -5,6 +5,6 @@ IN: editors.gvim.windows
M: windows gvim-path
\ gvim-path get-global [
"vim" t [ "gvim.exe" tail? ] find-in-program-files
"vim" [ "gvim.exe" tail? ] find-in-program-files
[ "gvim.exe" ] unless*
] unless* ;

2
basis/editors/notepadpp/notepadpp.factor
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@ -4,7 +4,7 @@ IN: editors.notepadpp
: notepadpp-path ( -- path )
\ notepadpp-path get-global [
"notepad++" t [ "notepad++.exe" tail? ] find-in-program-files
"notepad++" [ "notepad++.exe" tail? ] find-in-program-files
[ "notepad++.exe" ] unless*
] unless* ;

4
basis/editors/scite/scite.factor
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@ -7,11 +7,11 @@ IN: editors.scite
: scite-path ( -- path )
\ scite-path get-global [
"Scintilla Text Editor" t
"Scintilla Text Editor"
[ >lower "scite.exe" tail? ] find-in-program-files
[
"SciTE Source Code Editor" t
"SciTE Source Code Editor"
[ >lower "scite.exe" tail? ] find-in-program-files
] unless*
[ "scite.exe" ] unless*

2
basis/editors/ted-notepad/ted-notepad.factor
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@ -4,7 +4,7 @@ IN: editors.ted-notepad
: ted-notepad-path ( -- path )
\ ted-notepad-path get-global [
"TED Notepad" t [ "TedNPad.exe" tail? ] find-in-program-files
"TED Notepad" [ "TedNPad.exe" tail? ] find-in-program-files
[ "TedNPad.exe" ] unless*
] unless* ;

2
basis/editors/textpad/textpad.factor
View File

@ -5,7 +5,7 @@ IN: editors.textpad
: textpad-path ( -- path )
\ textpad-path get-global [
"TextPad 5" t [ "TextPad.exe" tail? ] find-in-program-files
"TextPad 5" [ "TextPad.exe" tail? ] find-in-program-files
[ "TextPad.exe" ] unless*
] unless* ;

2
basis/editors/ultraedit/ultraedit.factor
View File

@ -4,7 +4,7 @@ IN: editors.ultraedit
: ultraedit-path ( -- path )
\ ultraedit-path get-global [
"IDM Computer Solutions" t [ "uedit32.exe" tail? ] find-in-program-files
"IDM Computer Solutions" [ "uedit32.exe" tail? ] find-in-program-files
[ "uedit32.exe" ] unless*
] unless* ;

2
basis/editors/wordpad/wordpad.factor
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@ -4,7 +4,7 @@ IN: editors.wordpad
: wordpad-path ( -- path )
\ wordpad-path get [
"Windows NT\\Accessories" t
"Windows NT\\Accessories"
[ "wordpad.exe" tail? ] find-in-program-files
] unless* ;

2
basis/io/directories/search/search-docs.factor
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@ -38,7 +38,7 @@ HELP: find-in-directories
HELP: find-all-files
{ $values
{ "path" "a pathname string" } { "bfs?" "a boolean, breadth-first or depth-first" } { "quot" quotation }
{ "path" "a pathname string" } { "quot" quotation }
{ "paths/f" "a sequence of pathname strings or f" }
}
{ $description "Finds all files in the input directory matching the predicate quotation in a breadth-first or depth-first traversal." } ;

2
basis/io/directories/search/search-tests.factor
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@ -5,6 +5,6 @@ IN: io.directories.search.tests
[ t ] [
[
10 [ "io.paths.test" "gogogo" make-unique-file ] replicate
current-temporary-directory get t [ ] find-all-files
current-temporary-directory get [ ] find-all-files
] with-unique-directory drop [ natural-sort ] bi@ =
] unit-test

3
basis/io/directories/search/search.factor
View File

@ -51,7 +51,8 @@ PRIVATE>
[ keep and ] curry iterate-directory
] [ drop f ] recover ; inline
: find-all-files ( path bfs? quot: ( obj -- ? ) -- paths/f )
: find-all-files ( path quot: ( obj -- ? ) -- paths/f )
f swap
'[
_ _ _ [ <directory-iterator> ] dip
pusher [ [ f ] compose iterate-directory drop ] dip

4
basis/io/directories/search/windows/windows.factor
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@ -7,7 +7,7 @@ IN: io.directories.search.windows
: program-files-directories ( -- array )
program-files program-files-x86 2array harvest ; inline
: find-in-program-files ( base-directory bfs? quot -- path )
[
: find-in-program-files ( base-directory quot -- path )
t swap [
[ program-files-directories ] dip '[ _ append-path ] map
] 2dip find-in-directories ; inline

12
basis/io/mmap/mmap-tests.factor
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@ -1,6 +1,6 @@
USING: io io.mmap io.mmap.char io.files io.files.temp
io.directories kernel tools.test continuations sequences
io.encodings.ascii accessors ;
io.encodings.ascii accessors math ;
IN: io.mmap.tests
[ "mmap-test-file.txt" temp-file delete-file ] ignore-errors
@ -9,3 +9,13 @@ IN: io.mmap.tests
[ 5 ] [ "mmap-test-file.txt" temp-file [ length ] with-mapped-char-file ] unit-test
[ "22345" ] [ "mmap-test-file.txt" temp-file ascii file-contents ] unit-test
[ "mmap-test-file.txt" temp-file delete-file ] ignore-errors
[ "mmap-empty-file.txt" temp-file delete-file ] ignore-errors
[ ] [ "mmap-empty-file.txt" temp-file touch-file ] unit-test
[
"mmap-empty-file.txt" temp-file [
drop
] with-mapped-file
] [ bad-mmap-size? ] must-fail-with

9
basis/io/mmap/mmap.factor
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@ -2,15 +2,20 @@
! See http://factorcode.org/license.txt for BSD license.
USING: continuations destructors io.files io.files.info
io.backend kernel quotations system alien alien.accessors
accessors system vocabs.loader combinators alien.c-types ;
accessors system vocabs.loader combinators alien.c-types
math ;
IN: io.mmap
TUPLE: mapped-file address handle length disposed ;
HOOK: (mapped-file) os ( path length -- address handle )
ERROR: bad-mmap-size path size ;
: <mapped-file> ( path -- mmap )
[ normalize-path ] [ file-info size>> ] bi [ (mapped-file) ] keep
[ normalize-path ] [ file-info size>> ] bi
dup 0 <= [ bad-mmap-size ] when
[ (mapped-file) ] keep
f mapped-file boa ;
HOOK: close-mapped-file io-backend ( mmap -- )

2
basis/io/mmap/unix/unix.factor
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@ -9,7 +9,7 @@ IN: io.mmap.unix
:: mmap-open ( path length prot flags -- alien fd )
[
f length prot flags
path open-r/w |dispose
path open-r/w [ <fd> |dispose drop ] keep
[ 0 mmap dup MAP_FAILED = [ (io-error) ] when ] keep
] with-destructors ;

2
core/math/math-docs.factor
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@ -308,7 +308,7 @@ HELP: find-last-integer
HELP: byte-array>bignum
{ $values { "byte-array" byte-array } { "n" integer } }
{ $description "Converts a byte-array, interpreted as little-endian, into a bignum integer. User code should call " { $link >le } " or " { $link >be } " instead." } ;
{ $description "Converts a byte-array, interpreted as little-endian, into a bignum integer. User code should call " { $link le> } " or " { $link be> } " instead." } ;
ARTICLE: "division-by-zero" "Division by zero"
"Floating point division never raises an error if the denominator is zero. This means that if at least one of the two inputs to " { $link / } ", " { $link /f } " or " { $link mod } " is a float, the result will be a floating point infinity or not a number value."

2
extra/id3/authors.txt
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@ -1,2 +1,2 @@
Tim Wawrzynczak
Doug Coleman

2
extra/id3/id3-docs.factor
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@ -6,7 +6,7 @@ IN: id3
HELP: file-id3-tags
{ $values
{ "path" "a path string" }
{ "object/f" "a tuple storing ID3 metadata or f" } }
{ "id3v2-info/f" "a tuple storing ID3v2 metadata or f" } }
{ $description "Return a tuple containing the ID3 information parsed out of the MP3 file, or " { $link f } " if no metadata is present. Currently, the parser supports the following tags: "
$nl { $link title>> }
$nl { $link artist>> }

59
extra/id3/id3-tests.factor
View File

@ -1,35 +1,42 @@
! Copyright (C) 2009 Tim Wawrzynczak
! See http://factorcode.org/license.txt for BSD license.
USING: tools.test id3 id3.private ;
USING: tools.test id3 combinators ;
IN: id3.tests
[
T{ id3-info
{ title "BLAH" }
{ artist "ARTIST" }
{ album "ALBUM" }
{ year "2009" }
{ comment "COMMENT" }
{ genre "Bluegrass" }
}
] [ "resource:extra/id3/tests/blah.mp3" file-id3-tags ] unit-test
: id3-params ( id3 -- title artist album year comment genre )
{
[ id3-title ]
[ id3-artist ]
[ id3-album ]
[ id3-year ]
[ id3-comment ]
[ id3-genre ]
} cleave ;
[
T{ id3-info
{ title "Anthem of the Trinity" }
{ artist "Terry Riley" }
{ album "Shri Camel" }
{ genre "Classical" }
}
] [ "resource:extra/id3/tests/blah2.mp3" file-id3-tags ] unit-test
"BLAH"
"ARTIST"
"ALBUM"
"2009"
"COMMENT"
"Bluegrass"
] [ "resource:extra/id3/tests/blah.mp3" file-id3-tags id3-params ] unit-test
[
"Anthem of the Trinity"
"Terry Riley"
"Shri Camel"
f
f
"Classical"
] [ "resource:extra/id3/tests/blah2.mp3" file-id3-tags id3-params ] unit-test
[
T{ id3-info
{ title "Stormy Weather" }
{ artist "Frank Sinatra" }
{ album "Night and Day Frank Sinatra" }
{ comment "eng, AG# 08E1C12E" }
{ genre "Big Band" }
}
] [ "resource:extra/id3/tests/blah3.mp3" file-id3-tags ] unit-test
"Stormy Weather"
"Frank Sinatra"
"Night and Day Frank Sinatra"
f
"eng, AG# 08E1C12E"
"Big Band"
] [ "resource:extra/id3/tests/blah3.mp3" file-id3-tags id3-params ] unit-test

432
extra/id3/id3.factor
View File

@ -1,142 +1,144 @@
! Copyright (C) 2009 Tim Wawrzynczak
! Copyright (C) 2009 Tim Wawrzynczak, Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: sequences io io.encodings.binary io.files io.pathnames strings kernel math io.mmap io.mmap.uchar accessors syntax combinators math.ranges unicode.categories byte-arrays io.encodings.string io.encodings.utf8 assocs math.parser ;
USING: sequences io io.encodings.binary io.files io.pathnames
strings kernel math io.mmap io.mmap.uchar accessors syntax
combinators math.ranges unicode.categories byte-arrays
io.encodings.string io.encodings.utf16 assocs math.parser
combinators.short-circuit fry namespaces multiline
combinators.smart splitting io.encodings.ascii ;
IN: id3
<PRIVATE
! genres
CONSTANT: genres
H{
{ 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 "Psychedelic" }
{ 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 "Bebop" }
{ 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" }
} ! end genre hashtable
! tuples
{
"Blues"
"Classic Rock"
"Country"
"Dance"
"Disco"
"Funk"
"Grunge"
"Hip-Hop"
"Jazz"
"Metal"
"New Age"
"Oldies"
"Other"
"Pop"
"R&B"
"Rap"
"Reggae"
"Rock"
"Techno"
"Industrial"
"Alternative"
"Ska"
"Death Metal"
"Pranks"
"Soundtrack"
"Euro-Techno"
"Ambient"
"Trip-Hop"
"Vocal"
"Jazz+Funk"
"Fusion"
"Trance"
"Classical"
"Instrumental"
"Acid"
"House"
"Game"
"Sound Clip"
"Gospel"
"Noise"
"AlternRock"
"Bass"
"Soul"
"Punk"
"Space"
"Meditative"
"Instrumental Pop"
"Instrumental Rock"
"Ethnic"
"Gothic"
"Darkwave"
"Techno-Industrial"
"Electronic"
"Pop-Folk"
"Eurodance"
"Dream"
"Southern Rock"
"Comedy"
"Cult"
"Gangsta"
"Top 40"
"Christian Rap"
"Pop/Funk"
"Jungle"
"Native American"
"Cabaret"
"New Wave"
"Psychedelic"
"Rave"
"Showtunes"
"Trailer"
"Lo-Fi"
"Tribal"
"Acid Punk"
"Acid Jazz"
"Polka"
"Retro"
"Musical"
"Rock & Roll"
"Hard Rock"
"Folk"
"Folk-Rock"
"National Folk"
"Swing"
"Fast Fusion"
"Bebop"
"Latin"
"Revival"
"Celtic"
"Bluegrass"
"Avantgarde"
"Gothic Rock"
"Progressive Rock"
"Psychedelic Rock"
"Symphonic Rock"
"Slow Rock"
"Big Band"
"Chorus"
"Easy Listening"
"Acoustic"
"Humour"
"Speech"
"Chanson"
"Opera"
"Chamber Music"
"Sonata"
"Symphony"
"Booty Bass"
"Primus"
"Porn Groove"
"Satire"
"Slow Jam"
"Club"
"Tango"
"Samba"
"Folklore"
"Ballad"
"Power Ballad"
"Rhythmic Soul"
"Freestyle"
"Duet"
"Punk Rock"
"Drum Solo"
"A capella"
"Euro-House"
"Dance Hall"
}
TUPLE: header version flags size ;
@ -148,59 +150,81 @@ TUPLE: id3-info title artist album year comment genre ;
: <id3-info> ( -- object ) id3-info new ;
: <id3v2-info> ( header frames -- object ) id3v2-info boa ;
: <id3v2-info> ( header frames -- object )
[ [ frame-id>> ] keep ] H{ } map>assoc
id3v2-info boa ;
: <header> ( -- object ) header new ;
: <frame> ( -- object ) frame new ;
! utility words
: id3v2? ( mmap -- ? )
"ID3" head? ;
: id3v2? ( mmap -- ? ) "ID3" head? ; inline
: id3v1? ( mmap -- ? )
128 tail-slice* "TAG" head? ;
{ [ length 128 >= ] [ 128 tail-slice* "TAG" head? ] } 1&& ; inline
: id3v1-frame ( string key -- frame )
<frame>
swap >>frame-id
swap >>data ;
: id3v1>id3v2 ( id3v1 -- id3v2 )
[
{
[ title>> "TIT2" id3v1-frame ]
[ artist>> "TPE1" id3v1-frame ]
[ album>> "TALB" id3v1-frame ]
[ year>> "TYER" id3v1-frame ]
[ comment>> "COMM" id3v1-frame ]
[ genre>> "TCON" id3v1-frame ]
} cleave
] output>array f swap <id3v2-info> ;
: >28bitword ( seq -- int )
0 [ swap 7 shift bitor ] reduce ;
0 [ [ 7 shift ] dip bitor ] reduce ; inline
: filter-text-data ( data -- filtered )
[ printable? ] filter ;
[ printable? ] filter ; inline
! frame details stuff
: valid-frame-id? ( id -- ? )
[ [ digit? ] [ LETTER? ] bi or ] all? ;
[ { [ digit? ] [ LETTER? ] } 1|| ] all? ; inline
: read-frame-id ( mmap -- id )
4 head-slice ;
4 head-slice ; inline
: read-frame-size ( mmap -- size )
[ 4 8 ] dip subseq ;
[ 4 8 ] dip subseq ; inline
: read-frame-flags ( mmap -- flags )
[ 8 10 ] dip subseq ;
[ 8 10 ] dip subseq ; inline
: read-frame-data ( frame mmap -- frame data )
[ 10 over size>> 10 + ] dip <slice> filter-text-data ;
[ 10 over size>> 10 + ] dip <slice> filter-text-data ; inline
! read whole frames
: decode-text ( string -- string' )
dup 2 short head
{ { HEX: ff HEX: fe } { HEX: fe HEX: ff } } member?
utf16 ascii ? decode ; inline
: (read-frame) ( mmap -- frame )
[ <frame> ] dip
{
[ read-frame-id utf8 decode >>frame-id ]
[ read-frame-flags >byte-array >>flags ]
[ read-frame-size >28bitword >>size ]
[ read-frame-data utf8 decode >>data ]
[ read-frame-id decode-text >>frame-id ]
[ read-frame-flags >byte-array >>flags ]
[ read-frame-size >28bitword >>size ]
[ read-frame-data decode-text >>data ]
} cleave ;
: read-frame ( mmap -- frame/f )
dup read-frame-id valid-frame-id? [ (read-frame) ] [ drop f ] if ;
dup read-frame-id valid-frame-id?
[ (read-frame) ] [ drop f ] if ;
: remove-frame ( mmap frame -- mmap )
size>> 10 + tail-slice ;
size>> 10 + tail-slice ; inline
: read-frames ( mmap -- frames )
[ dup read-frame dup ]
@ -210,88 +234,92 @@ TUPLE: id3-info title artist album year comment genre ;
! header stuff
: read-header-supported-version? ( mmap -- ? )
3 tail-slice [ { 4 } head? ] [ { 3 } head? ] bi or ;
3 tail-slice first { 3 4 } member? ; inline
: read-header-flags ( mmap -- flags )
5 swap nth ;
: read-header-flags ( mmap -- flags ) 5 swap nth ; inline
: read-header-size ( mmap -- size )
[ 6 10 ] dip <slice> >28bitword ;
[ 6 10 ] dip <slice> >28bitword ; inline
: read-v2-header ( mmap -- id3header )
[ <header> ] dip
{
[ read-header-supported-version? >>version ]
[ read-header-supported-version? >>version ]
[ read-header-flags >>flags ]
[ read-header-size >>size ]
} cleave ;
} cleave ; inline
: drop-header ( mmap -- seq1 seq2 )
dup 10 tail-slice swap ;
[ 10 tail-slice ] [ ] bi ; inline
: parse-frames ( id3v2-info -- id3-info )
[ <id3-info> ] dip frames>>
{
[ [ frame-id>> "TIT2" = ] find nip [ data>> >>title ] when* ]
[ [ frame-id>> "TALB" = ] find nip [ data>> >>album ] when* ]
[ [ frame-id>> "TPE1" = ] find nip [ data>> >>artist ] when* ]
[ [ frame-id>> "TCON" = ] find nip [ data>> [ [ digit? ] filter string>number ] keep swap [ genres at nip ] when*
>>genre ] when* ]
[ [ frame-id>> "COMM" = ] find nip [ data>> >>comment ] when* ]
[ [ frame-id>> "TYER" = ] find nip [ data>> >>year ] when* ]
} cleave ;
: read-v2-tag-data ( seq -- id3-info )
drop-header read-v2-header swap read-frames <id3v2-info> parse-frames ;
: read-v2-tag-data ( seq -- id3v2-info )
drop-header read-v2-header
swap read-frames <id3v2-info> ; inline
! v1 information
: skip-to-v1-data ( seq -- seq )
125 tail-slice* ;
: skip-to-v1-data ( seq -- seq ) 125 tail-slice* ; inline
: read-title ( seq -- title )
30 head-slice ;
: read-title ( seq -- title ) 30 head-slice ; inline
: read-artist ( seq -- title )
[ 30 60 ] dip subseq ;
: read-artist ( seq -- title ) [ 30 60 ] dip subseq ; inline
: read-album ( seq -- album )
[ 60 90 ] dip subseq ;
: read-album ( seq -- album ) [ 60 90 ] dip subseq ; inline
: read-year ( seq -- year )
[ 90 94 ] dip subseq ;
: read-year ( seq -- year ) [ 90 94 ] dip subseq ; inline
: read-comment ( seq -- comment )
[ 94 124 ] dip subseq ;
: read-comment ( seq -- comment ) [ 94 124 ] dip subseq ; inline
: read-genre ( seq -- genre )
[ 124 ] dip nth ;
: read-genre ( seq -- genre ) [ 124 ] dip nth ; inline
: (read-v1-tag-data) ( seq -- mp3-file )
[ <id3-info> ] dip
{
[ read-title utf8 decode filter-text-data >>title ]
[ read-artist utf8 decode filter-text-data >>artist ]
[ read-album utf8 decode filter-text-data >>album ]
[ read-year utf8 decode filter-text-data >>year ]
[ read-comment utf8 decode filter-text-data >>comment ]
[ read-genre >fixnum genres at >>genre ]
} cleave ;
[ read-title decode-text filter-text-data >>title ]
[ read-artist decode-text filter-text-data >>artist ]
[ read-album decode-text filter-text-data >>album ]
[ read-year decode-text filter-text-data >>year ]
[ read-comment decode-text filter-text-data >>comment ]
[ read-genre number>string >>genre ]
} cleave ; inline
: read-v1-tag-data ( seq -- mp3-file )
skip-to-v1-data (read-v1-tag-data) ;
skip-to-v1-data (read-v1-tag-data) ; inline
: parse-genre ( string -- n/f )
dup "(" ?head-slice drop ")" ?tail-slice drop
string>number dup number? [
genres ?nth swap or
] [
drop
] if ; inline
PRIVATE>
! public interface
: frame-named ( id3 name quot -- obj )
[ swap frames>> at* ] dip
[ data>> ] prepose [ drop f ] if ; inline
: file-id3-tags ( path -- object/f )
: id3-title ( id3 -- title/f ) "TIT2" [ ] frame-named ; inline
: id3-artist ( id3 -- artist/f ) "TPE1" [ ] frame-named ; inline
: id3-album ( id3 -- album/f ) "TALB" [ ] frame-named ; inline
: id3-year ( id3 -- year/f ) "TYER" [ ] frame-named ; inline
: id3-comment ( id3 -- comment/f ) "COMM" [ ] frame-named ; inline
: id3-genre ( id3 -- genre/f )
"TCON" [ parse-genre ] frame-named ; inline
: id3-frame ( id3 key -- value/f ) [ ] frame-named ; inline
: file-id3-tags ( path -- id3v2-info/f )
[
{
{ [ dup id3v2? ] [ read-v2-tag-data ] } ! ( ? -- id3v2 )
{ [ dup id3v1? ] [ read-v1-tag-data ] } ! ( ? -- id3-info )
[ drop f ] ! ( mmap -- f )
{ [ dup id3v2? ] [ read-v2-tag-data ] }
{ [ dup id3v1? ] [ read-v1-tag-data id3v1>id3v2 ] }
[ drop f ]
} cond
] with-mapped-uchar-file ;
! end