-
Notifications
You must be signed in to change notification settings - Fork 154
/
tree.go
249 lines (243 loc) · 14 KB
/
tree.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
package mimetype
import (
"sync"
"github.com/gabriel-vasile/mimetype/internal/magic"
)
// mimetype stores the list of MIME types in a tree structure with
// "application/octet-stream" at the root of the hierarchy. The hierarchy
// approach minimizes the number of checks that need to be done on the input
// and allows for more precise results once the base type of file has been
// identified.
//
// root is a detector which passes for any slice of bytes.
// When a detector passes the check, the children detectors
// are tried in order to find a more accurate MIME type.
var root = newMIME("application/octet-stream", "",
func([]byte, uint32) bool { return true },
xpm, sevenZ, zip, pdf, fdf, ole, ps, psd, p7s, ogg, png, jpg, jxl, jp2, jpx,
jpm, gif, webp, exe, elf, ar, tar, xar, bz2, fits, tiff, bmp, ico, mp3, flac,
midi, ape, musePack, amr, wav, aiff, au, mpeg, quickTime, mqv, mp4, webM,
threeGP, threeG2, avi, flv, mkv, asf, aac, voc, aMp4, m4a, m3u, m4v, rmvb,
gzip, class, swf, crx, ttf, woff, woff2, otf, eot, wasm, shx, dbf, dcm, rar,
djvu, mobi, lit, bpg, sqlite3, dwg, nes, lnk, macho, qcp, icns, heic,
heicSeq, heif, heifSeq, hdr, mrc, mdb, accdb, zstd, cab, rpm, xz, lzip,
torrent, cpio, tzif, xcf, pat, gbr, glb,
// Keep text last because it is the slowest check
text,
)
// errMIME is returned from Detect functions when err is not nil.
// Detect could return root for erroneous cases, but it needs to lock mu in order to do so.
// errMIME is same as root but it does not require locking.
var errMIME = newMIME("application/octet-stream", "", func([]byte, uint32) bool { return false })
// mu guards access to the root MIME tree. Access to root must be synchonized with this lock.
var mu = &sync.RWMutex{}
// The list of nodes appended to the root node.
var (
xz = newMIME("application/x-xz", ".xz", magic.Xz)
gzip = newMIME("application/gzip", ".gz", magic.Gzip).alias(
"application/x-gzip", "application/x-gunzip", "application/gzipped",
"application/gzip-compressed", "application/x-gzip-compressed",
"gzip/document")
sevenZ = newMIME("application/x-7z-compressed", ".7z", magic.SevenZ)
zip = newMIME("application/zip", ".zip", magic.Zip, xlsx, docx, pptx, epub, jar, odt, ods, odp, odg, odf, odc, sxc).
alias("application/x-zip", "application/x-zip-compressed")
tar = newMIME("application/x-tar", ".tar", magic.Tar)
xar = newMIME("application/x-xar", ".xar", magic.Xar)
bz2 = newMIME("application/x-bzip2", ".bz2", magic.Bz2)
pdf = newMIME("application/pdf", ".pdf", magic.Pdf).
alias("application/x-pdf")
fdf = newMIME("application/vnd.fdf", ".fdf", magic.Fdf)
xlsx = newMIME("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", ".xlsx", magic.Xlsx)
docx = newMIME("application/vnd.openxmlformats-officedocument.wordprocessingml.document", ".docx", magic.Docx)
pptx = newMIME("application/vnd.openxmlformats-officedocument.presentationml.presentation", ".pptx", magic.Pptx)
epub = newMIME("application/epub+zip", ".epub", magic.Epub)
jar = newMIME("application/jar", ".jar", magic.Jar)
ole = newMIME("application/x-ole-storage", "", magic.Ole, msi, aaf, msg, xls, pub, ppt, doc)
msi = newMIME("application/x-ms-installer", ".msi", magic.Msi).
alias("application/x-windows-installer", "application/x-msi")
aaf = newMIME("application/octet-stream", ".aaf", magic.Aaf)
doc = newMIME("application/msword", ".doc", magic.Doc).
alias("application/vnd.ms-word")
ppt = newMIME("application/vnd.ms-powerpoint", ".ppt", magic.Ppt).
alias("application/mspowerpoint")
pub = newMIME("application/vnd.ms-publisher", ".pub", magic.Pub)
xls = newMIME("application/vnd.ms-excel", ".xls", magic.Xls).
alias("application/msexcel")
msg = newMIME("application/vnd.ms-outlook", ".msg", magic.Msg)
ps = newMIME("application/postscript", ".ps", magic.Ps)
fits = newMIME("application/fits", ".fits", magic.Fits)
ogg = newMIME("application/ogg", ".ogg", magic.Ogg, oggAudio, oggVideo).
alias("application/x-ogg")
oggAudio = newMIME("audio/ogg", ".oga", magic.OggAudio)
oggVideo = newMIME("video/ogg", ".ogv", magic.OggVideo)
text = newMIME("text/plain", ".txt", magic.Text, html, svg, xml, php, js, lua, perl, python, json, ndJson, rtf, tcl, csv, tsv, vCard, iCalendar, warc)
xml = newMIME("text/xml", ".xml", magic.Xml, rss, atom, x3d, kml, xliff, collada, gml, gpx, tcx, amf, threemf, xfdf, owl2)
json = newMIME("application/json", ".json", magic.Json, geoJson, har)
har = newMIME("application/json", ".har", magic.HAR)
csv = newMIME("text/csv", ".csv", magic.Csv)
tsv = newMIME("text/tab-separated-values", ".tsv", magic.Tsv)
geoJson = newMIME("application/geo+json", ".geojson", magic.GeoJson)
ndJson = newMIME("application/x-ndjson", ".ndjson", magic.NdJson)
html = newMIME("text/html", ".html", magic.Html)
php = newMIME("text/x-php", ".php", magic.Php)
rtf = newMIME("text/rtf", ".rtf", magic.Rtf)
js = newMIME("application/javascript", ".js", magic.Js).
alias("application/x-javascript", "text/javascript")
lua = newMIME("text/x-lua", ".lua", magic.Lua)
perl = newMIME("text/x-perl", ".pl", magic.Perl)
python = newMIME("application/x-python", ".py", magic.Python)
tcl = newMIME("text/x-tcl", ".tcl", magic.Tcl).
alias("application/x-tcl")
vCard = newMIME("text/vcard", ".vcf", magic.VCard)
iCalendar = newMIME("text/calendar", ".ics", magic.ICalendar)
svg = newMIME("image/svg+xml", ".svg", magic.Svg)
rss = newMIME("application/rss+xml", ".rss", magic.Rss).
alias("text/rss")
owl2 = newMIME("application/owl+xml", ".owl", magic.Owl2)
atom = newMIME("application/atom+xml", ".atom", magic.Atom)
x3d = newMIME("model/x3d+xml", ".x3d", magic.X3d)
kml = newMIME("application/vnd.google-earth.kml+xml", ".kml", magic.Kml)
xliff = newMIME("application/x-xliff+xml", ".xlf", magic.Xliff)
collada = newMIME("model/vnd.collada+xml", ".dae", magic.Collada)
gml = newMIME("application/gml+xml", ".gml", magic.Gml)
gpx = newMIME("application/gpx+xml", ".gpx", magic.Gpx)
tcx = newMIME("application/vnd.garmin.tcx+xml", ".tcx", magic.Tcx)
amf = newMIME("application/x-amf", ".amf", magic.Amf)
threemf = newMIME("application/vnd.ms-package.3dmanufacturing-3dmodel+xml", ".3mf", magic.Threemf)
png = newMIME("image/png", ".png", magic.Png)
jpg = newMIME("image/jpeg", ".jpg", magic.Jpg)
jxl = newMIME("image/jxl", ".jxl", magic.Jxl)
jp2 = newMIME("image/jp2", ".jp2", magic.Jp2)
jpx = newMIME("image/jpx", ".jpf", magic.Jpx)
jpm = newMIME("image/jpm", ".jpm", magic.Jpm).
alias("video/jpm")
xpm = newMIME("image/x-xpixmap", ".xpm", magic.Xpm)
bpg = newMIME("image/bpg", ".bpg", magic.Bpg)
gif = newMIME("image/gif", ".gif", magic.Gif)
webp = newMIME("image/webp", ".webp", magic.Webp)
tiff = newMIME("image/tiff", ".tiff", magic.Tiff)
bmp = newMIME("image/bmp", ".bmp", magic.Bmp).
alias("image/x-bmp", "image/x-ms-bmp")
ico = newMIME("image/x-icon", ".ico", magic.Ico)
icns = newMIME("image/x-icns", ".icns", magic.Icns)
psd = newMIME("image/vnd.adobe.photoshop", ".psd", magic.Psd).
alias("image/x-psd", "application/photoshop")
heic = newMIME("image/heic", ".heic", magic.Heic)
heicSeq = newMIME("image/heic-sequence", ".heic", magic.HeicSequence)
heif = newMIME("image/heif", ".heif", magic.Heif)
heifSeq = newMIME("image/heif-sequence", ".heif", magic.HeifSequence)
hdr = newMIME("image/vnd.radiance", ".hdr", magic.Hdr)
mp3 = newMIME("audio/mpeg", ".mp3", magic.Mp3).
alias("audio/x-mpeg", "audio/mp3")
flac = newMIME("audio/flac", ".flac", magic.Flac)
midi = newMIME("audio/midi", ".midi", magic.Midi).
alias("audio/mid", "audio/sp-midi", "audio/x-mid", "audio/x-midi")
ape = newMIME("audio/ape", ".ape", magic.Ape)
musePack = newMIME("audio/musepack", ".mpc", magic.MusePack)
wav = newMIME("audio/wav", ".wav", magic.Wav).
alias("audio/x-wav", "audio/vnd.wave", "audio/wave")
aiff = newMIME("audio/aiff", ".aiff", magic.Aiff)
au = newMIME("audio/basic", ".au", magic.Au)
amr = newMIME("audio/amr", ".amr", magic.Amr).
alias("audio/amr-nb")
aac = newMIME("audio/aac", ".aac", magic.Aac)
voc = newMIME("audio/x-unknown", ".voc", magic.Voc)
aMp4 = newMIME("audio/mp4", ".mp4", magic.AMp4).
alias("audio/x-m4a", "audio/x-mp4a")
m4a = newMIME("audio/x-m4a", ".m4a", magic.M4a)
m3u = newMIME("application/vnd.apple.mpegurl", ".m3u", magic.M3u).
alias("audio/mpegurl")
m4v = newMIME("video/x-m4v", ".m4v", magic.M4v)
mp4 = newMIME("video/mp4", ".mp4", magic.Mp4)
webM = newMIME("video/webm", ".webm", magic.WebM).
alias("audio/webm")
mpeg = newMIME("video/mpeg", ".mpeg", magic.Mpeg)
quickTime = newMIME("video/quicktime", ".mov", magic.QuickTime)
mqv = newMIME("video/quicktime", ".mqv", magic.Mqv)
threeGP = newMIME("video/3gpp", ".3gp", magic.ThreeGP).
alias("video/3gp", "audio/3gpp")
threeG2 = newMIME("video/3gpp2", ".3g2", magic.ThreeG2).
alias("video/3g2", "audio/3gpp2")
avi = newMIME("video/x-msvideo", ".avi", magic.Avi).
alias("video/avi", "video/msvideo")
flv = newMIME("video/x-flv", ".flv", magic.Flv)
mkv = newMIME("video/x-matroska", ".mkv", magic.Mkv)
asf = newMIME("video/x-ms-asf", ".asf", magic.Asf).
alias("video/asf", "video/x-ms-wmv")
rmvb = newMIME("application/vnd.rn-realmedia-vbr", ".rmvb", magic.Rmvb)
class = newMIME("application/x-java-applet", ".class", magic.Class)
swf = newMIME("application/x-shockwave-flash", ".swf", magic.Swf)
crx = newMIME("application/x-chrome-extension", ".crx", magic.Crx)
ttf = newMIME("font/ttf", ".ttf", magic.Ttf).
alias("font/sfnt", "application/x-font-ttf", "application/font-sfnt")
woff = newMIME("font/woff", ".woff", magic.Woff)
woff2 = newMIME("font/woff2", ".woff2", magic.Woff2)
otf = newMIME("font/otf", ".otf", magic.Otf)
eot = newMIME("application/vnd.ms-fontobject", ".eot", magic.Eot)
wasm = newMIME("application/wasm", ".wasm", magic.Wasm)
shp = newMIME("application/octet-stream", ".shp", magic.Shp)
shx = newMIME("application/octet-stream", ".shx", magic.Shx, shp)
dbf = newMIME("application/x-dbf", ".dbf", magic.Dbf)
exe = newMIME("application/vnd.microsoft.portable-executable", ".exe", magic.Exe)
elf = newMIME("application/x-elf", "", magic.Elf, elfObj, elfExe, elfLib, elfDump)
elfObj = newMIME("application/x-object", "", magic.ElfObj)
elfExe = newMIME("application/x-executable", "", magic.ElfExe)
elfLib = newMIME("application/x-sharedlib", ".so", magic.ElfLib)
elfDump = newMIME("application/x-coredump", "", magic.ElfDump)
ar = newMIME("application/x-archive", ".a", magic.Ar, deb).
alias("application/x-unix-archive")
deb = newMIME("application/vnd.debian.binary-package", ".deb", magic.Deb)
rpm = newMIME("application/x-rpm", ".rpm", magic.Rpm)
dcm = newMIME("application/dicom", ".dcm", magic.Dcm)
odt = newMIME("application/vnd.oasis.opendocument.text", ".odt", magic.Odt, ott).
alias("application/x-vnd.oasis.opendocument.text")
ott = newMIME("application/vnd.oasis.opendocument.text-template", ".ott", magic.Ott).
alias("application/x-vnd.oasis.opendocument.text-template")
ods = newMIME("application/vnd.oasis.opendocument.spreadsheet", ".ods", magic.Ods, ots).
alias("application/x-vnd.oasis.opendocument.spreadsheet")
ots = newMIME("application/vnd.oasis.opendocument.spreadsheet-template", ".ots", magic.Ots).
alias("application/x-vnd.oasis.opendocument.spreadsheet-template")
odp = newMIME("application/vnd.oasis.opendocument.presentation", ".odp", magic.Odp, otp).
alias("application/x-vnd.oasis.opendocument.presentation")
otp = newMIME("application/vnd.oasis.opendocument.presentation-template", ".otp", magic.Otp).
alias("application/x-vnd.oasis.opendocument.presentation-template")
odg = newMIME("application/vnd.oasis.opendocument.graphics", ".odg", magic.Odg, otg).
alias("application/x-vnd.oasis.opendocument.graphics")
otg = newMIME("application/vnd.oasis.opendocument.graphics-template", ".otg", magic.Otg).
alias("application/x-vnd.oasis.opendocument.graphics-template")
odf = newMIME("application/vnd.oasis.opendocument.formula", ".odf", magic.Odf).
alias("application/x-vnd.oasis.opendocument.formula")
odc = newMIME("application/vnd.oasis.opendocument.chart", ".odc", magic.Odc).
alias("application/x-vnd.oasis.opendocument.chart")
sxc = newMIME("application/vnd.sun.xml.calc", ".sxc", magic.Sxc)
rar = newMIME("application/x-rar-compressed", ".rar", magic.Rar).
alias("application/x-rar")
djvu = newMIME("image/vnd.djvu", ".djvu", magic.DjVu)
mobi = newMIME("application/x-mobipocket-ebook", ".mobi", magic.Mobi)
lit = newMIME("application/x-ms-reader", ".lit", magic.Lit)
sqlite3 = newMIME("application/x-sqlite3", ".sqlite", magic.Sqlite)
dwg = newMIME("image/vnd.dwg", ".dwg", magic.Dwg).
alias("image/x-dwg", "application/acad", "application/x-acad",
"application/autocad_dwg", "application/dwg", "application/x-dwg",
"application/x-autocad", "drawing/dwg")
warc = newMIME("application/warc", ".warc", magic.Warc)
nes = newMIME("application/vnd.nintendo.snes.rom", ".nes", magic.Nes)
lnk = newMIME("application/x-ms-shortcut", ".lnk", magic.Lnk)
macho = newMIME("application/x-mach-binary", ".macho", magic.MachO)
qcp = newMIME("audio/qcelp", ".qcp", magic.Qcp)
mrc = newMIME("application/marc", ".mrc", magic.Marc)
mdb = newMIME("application/x-msaccess", ".mdb", magic.MsAccessMdb)
accdb = newMIME("application/x-msaccess", ".accdb", magic.MsAccessAce)
zstd = newMIME("application/zstd", ".zst", magic.Zstd)
cab = newMIME("application/vnd.ms-cab-compressed", ".cab", magic.Cab)
lzip = newMIME("application/lzip", ".lz", magic.Lzip)
torrent = newMIME("application/x-bittorrent", ".torrent", magic.Torrent)
cpio = newMIME("application/x-cpio", ".cpio", magic.Cpio)
tzif = newMIME("application/tzif", "", magic.TzIf)
p7s = newMIME("application/pkcs7-signature", ".p7s", magic.P7s)
xcf = newMIME("image/x-xcf", ".xcf", magic.Xcf)
pat = newMIME("image/x-gimp-pat", ".pat", magic.Pat)
gbr = newMIME("image/x-gimp-gbr", ".gbr", magic.Gbr)
xfdf = newMIME("application/vnd.adobe.xfdf", ".xfdf", magic.Xfdf)
glb = newMIME("model/gltf-binary", ".glb", magic.Glb)
)