Fix CI: Checkout with history & tags

.github/workflows/build.yml

@@ -0,0 +1,57 @@
+name: Build
+on:
+  push:
+    branches: [ master ]
+    paths:
+      - "**/*.go"
+      - "go.mod"
+      - "go.sum"
+      - ".github/workflows/*.yml"
+  pull_request:
+    branches: [ master ]
+    types: [ opened, synchronize, reopened ]
+    paths:
+      - "**/*.go"
+      - "go.mod"
+      - "go.sum"
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ windows-latest, ubuntu-latest, macos-latest ]
+        include:
+          - os: ubuntu-latest
+            BIN_SUFFIX: ""
+          - os: macos-latest
+            BIN_SUFFIX: ""
+          - os: windows-latest
+            BIN_SUFFIX: ".exe"
+    steps:
+      - name: Checkout codebase
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v2
+        with:
+          go-version: ^1.16
+
+      - name: Setup vars
+        id: vars
+        run: |
+          echo "::set-output name=short_sha::$(git rev-parse --short HEAD)"
+          echo "::set-output name=git_tag::$(git describe --tags --always)"
+
+      - name: Build
+        env:
+          CGO_ENABLED: 0
+        run: go build -trimpath -ldflags="-w -s -X main.AppVersion=${{ steps.vars.outputs.git_tag }}" -v -o um-${{ runner.os }}${{ matrix.BIN_SUFFIX }} ./cmd/um
+
+      - name: Publish artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: um-${{ runner.os }}${{ matrix.BIN_SUFFIX }}
+          path: ./um-${{ runner.os }}${{ matrix.BIN_SUFFIX }}

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2020 Unlock Music
+Copyright (c) 2020-2021 Unlock Music
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,5 +1,6 @@
 # Unlock Music Project - CLI Edition
 Original: Web Edition https://github.com/ix64/unlock-music
+- [Release Download](https://github.com/unlock-music/cli/releases/latest)
 
 ## Features
 - [x] All Algorithm Supported By `ix64/unlock-music`

algo/common/raw.go

@@ -27,7 +27,7 @@ func (d RawDecoder) GetAudioData() []byte {
 }
 
 func (d RawDecoder) GetAudioExt() string {
-	return d.audioExt
+	return "." + d.audioExt
 }
 
 func (d RawDecoder) GetMeta() Meta {

algo/common/sniff.go

@@ -0,0 +1,44 @@
+package common
+
+import "bytes"
+
+type Sniffer func(header []byte) bool
+
+var snifferRegistry = map[string]Sniffer{
+	".m4a":  SnifferM4A,
+	".ogg":  SnifferOGG,
+	".flac": SnifferFLAC,
+	".wav":  SnifferWAV,
+	".wma":  SnifferWMA,
+	".mp3":  SnifferMP3,
+}
+
+func SniffAll(header []byte) (string, bool) {
+	for ext, sniffer := range snifferRegistry {
+		if sniffer(header) {
+			return ext, true
+		}
+	}
+	return "", false
+}
+
+func SnifferM4A(header []byte) bool {
+	return len(header) >= 8 && bytes.Equal([]byte("ftyp"), header[4:8])
+}
+
+func SnifferOGG(header []byte) bool {
+	return bytes.HasPrefix(header, []byte("OggS"))
+}
+
+func SnifferFLAC(header []byte) bool {
+	return bytes.HasPrefix(header, []byte("fLaC"))
+}
+func SnifferMP3(header []byte) bool {
+	return bytes.HasPrefix(header, []byte("ID3"))
+}
+func SnifferWAV(header []byte) bool {
+	return bytes.HasPrefix(header, []byte("RIFF"))
+}
+func SnifferWMA(header []byte) bool {
+	return bytes.HasPrefix(header, []byte("\x30\x26\xb2\x75\x8e\x66\xcf\x11\xa6\xd9\x00\xaa\x00\x62\xce\x6c"))
+}

algo/kgm/kgm.go

@@ -4,8 +4,8 @@ import (
 	"bytes"
 	"encoding/binary"
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/internal/logging"
 )
 
 var (

algo/kgm/mask.go

@@ -4,7 +4,7 @@ import (
 	"bytes"
 	_ "embed"
 	"github.com/ulikunitz/xz"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/internal/logging"
 	"go.uber.org/zap"
 	"io/ioutil"
 )

algo/kwm/kwm.go

@@ -4,8 +4,7 @@ import (
 	"bytes"
 	"encoding/binary"
 	"errors"
-	"github.com/davecgh/go-spew/spew"
+	"github.com/unlock-music/cli/algo/common"
-	"github.com/umlock-music/cli/algo/common"
 	"strconv"
 	"strings"
 	"unicode"
@@ -41,7 +40,7 @@ func (d *Decoder) GetAudioData() []byte {
 }
 
 func (d *Decoder) GetAudioExt() string {
-	return d.outputExt
+	return "." + d.outputExt
 }
 
 func (d *Decoder) GetMeta() common.Meta {
@@ -100,7 +99,6 @@ func (d *Decoder) Decode() error {
 
 	d.audio = d.file[1024:]
 	dataLen := len(d.audio)
-	spew.Dump(d.audio[:1024])
 	for i := 0; i < dataLen; i++ {
 		d.audio[i] ^= d.mask[i&0x1F] //equals: [i % 32]
 	}

algo/ncm/meta.go

@@ -1,7 +1,7 @@
 package ncm
 
 import (
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
 	"strings"
 )
 

algo/ncm/ncm.go

@@ -6,9 +6,9 @@ import (
 	"encoding/binary"
 	"encoding/json"
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/internal/logging"
-	"github.com/umlock-music/cli/internal/utils"
+	"github.com/unlock-music/cli/internal/utils"
 	"go.uber.org/zap"
 	"io/ioutil"
 	"net/http"
@@ -57,10 +57,6 @@ func (d *Decoder) Validate() error {
 	if !bytes.Equal(magicHeader, d.file[:len(magicHeader)]) {
 		return errors.New("ncm magic header not match")
 	}
-
-	/*if status.IsDebug {
-		logging.Log().Info("the unknown field of the header is: \n" + spew.Sdump(d.file[8:10]))
-	}*/
 	d.offsetKey = 8 + 2
 	return nil
 }
@@ -159,15 +155,6 @@ func (d *Decoder) readCoverData() error {
 	coverLenStart := d.offsetCover + 5 + 4
 	bCoverLen := d.file[coverLenStart : coverLenStart+4]
 
-	/*if status.IsDebug {
-		logging.Log().Info("the unknown field of the cover is: \n" +
-			spew.Sdump(d.file[d.offsetCover:d.offsetCover+5]))
-		coverLen2 := d.file[d.offsetCover+5 : d.offsetCover+5+4] // it seems that always the same
-		if !bytes.Equal(coverLen2, bCoverLen) {
-			logging.Log().Warn("special file found! 2 cover length filed no the same!")
-		}
-	}*/
-
 	iCoverLen := binary.LittleEndian.Uint32(bCoverLen)
 	d.offsetAudio = coverLenStart + 4 + iCoverLen
 	if iCoverLen == 0 {
@@ -214,7 +201,9 @@ func (d *Decoder) Decode() error {
 
 func (d Decoder) GetAudioExt() string {
 	if d.meta != nil {
-		return d.meta.GetFormat()
+		if format := d.meta.GetFormat(); format != "" {
+			return "." + d.meta.GetFormat()
+		}
 	}
 	return ""
 }

algo/qmc/consts.go

@@ -38,8 +38,6 @@ var (
 		0x92, 0x62, 0xf3, 0x74, 0xa1, 0x9f, 0xf4, 0xa0,
 		0x1d, 0x3f, 0x5b, 0xf0, 0x13, 0x0e, 0x09, 0x3d,
 		0xf9, 0xbc, 0x00, 0x11}
-	headerFlac = []byte{'f', 'L', 'a', 'C'}
-	headerOgg  = []byte{'O', 'g', 'g', 'S'}
 )
 var key256MappingAll [][]int //[idx256][idx128]idx44
 var key256Mapping128to44 map[int]int

algo/qmc/mask_key256.go

@@ -3,7 +3,8 @@ package qmc
 import (
 	"bytes"
 	"errors"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/internal/logging"
 	"go.uber.org/zap"
 )
 
@@ -116,7 +117,7 @@ func detectMflac256Mask(input []byte) (*Key256Mask, error) {
 		if err != nil {
 			continue
 		}
-		if bytes.Equal(headerFlac, q.Decrypt(input[:len(headerFlac)])) {
+		if common.SnifferFLAC(q.Decrypt(input[:4])) {
 			rtErr = nil
 			break
 		}
@@ -164,7 +165,7 @@ func detectMgg256Mask(input []byte) (*Key256Mask, error) {
 	if err != nil {
 		return nil, err
 	}
-	if bytes.Equal(headerOgg, q.Decrypt(input[:len(headerOgg)])) {
+	if common.SnifferOGG(q.Decrypt(input[:4])) {
 		return q, nil
 	}
 	return nil, ErrDetectMggMask

algo/qmc/qmc.go

@@ -4,7 +4,7 @@ import (
 	"encoding/base64"
 	"encoding/binary"
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
 )
 
 var (
@@ -22,11 +22,6 @@ type Decoder struct {
 	audio        []byte
 }
 
-//goland:noinspection GoUnusedExportedFunction
-func NewDefaultDecoder(data []byte) common.Decoder {
-	return &Decoder{file: data, mask: getDefaultMask()}
-}
-
 func NewMflac256Decoder(data []byte) common.Decoder {
 	return &Decoder{file: data, maskDetector: detectMflac256Mask, audioExt: "flac"}
 }
@@ -89,7 +84,10 @@ func (d Decoder) GetAudioData() []byte {
 }
 
 func (d Decoder) GetAudioExt() string {
-	return d.audioExt
+	if d.audioExt != "" {
+		return "." + d.audioExt
+	}
+	return ""
 }
 
 func (d Decoder) GetMeta() common.Meta {
@@ -98,15 +96,20 @@ func (d Decoder) GetMeta() common.Meta {
 
 func DecoderFuncWithExt(ext string) common.NewDecoderFunc {
 	return func(file []byte) common.Decoder {
-		return &Decoder{file: file, audioExt: ext}
+		return &Decoder{file: file, audioExt: ext, mask: getDefaultMask()}
 	}
 }
 
 //goland:noinspection SpellCheckingInspection
 func init() {
-	common.RegisterDecoder("qmc3", DecoderFuncWithExt("mp3"))     //QQ Music Mp3
+	common.RegisterDecoder("qmc0", DecoderFuncWithExt("mp3")) //QQ Music Mp3
-	common.RegisterDecoder("qmc2", DecoderFuncWithExt("ogg"))     //QQ Music Ogg
+	common.RegisterDecoder("qmc3", DecoderFuncWithExt("mp3")) //QQ Music Mp3
-	common.RegisterDecoder("qmc0", DecoderFuncWithExt("mp3"))     //QQ Music Mp3
+
+	common.RegisterDecoder("qmc2", DecoderFuncWithExt("m4a")) //QQ Music M4A
+	common.RegisterDecoder("qmc4", DecoderFuncWithExt("m4a")) //QQ Music M4A
+	common.RegisterDecoder("qmc6", DecoderFuncWithExt("m4a")) //QQ Music M4A
+	common.RegisterDecoder("qmc8", DecoderFuncWithExt("m4a")) //QQ Music M4A
+
 	common.RegisterDecoder("qmcflac", DecoderFuncWithExt("flac")) //QQ Music Flac
 	common.RegisterDecoder("qmcogg", DecoderFuncWithExt("ogg"))   //QQ Music Ogg
 	common.RegisterDecoder("tkm", DecoderFuncWithExt("m4a"))      //QQ Music Accompaniment M4a
@@ -120,7 +123,6 @@ func init() {
 	common.RegisterDecoder("6d3461", DecoderFuncWithExt("m4a"))    //QQ Music Weiyun M4a
 	common.RegisterDecoder("776176", DecoderFuncWithExt("wav"))    //QQ Music Weiyun Wav
 
-	common.RegisterDecoder("mgg", NewMgg256Decoder)     //QQ Music Weiyun Wav
+	common.RegisterDecoder("mgg", NewMgg256Decoder)     //QQ Music New Ogg
-	common.RegisterDecoder("mflac", NewMflac256Decoder) //QQ Music Weiyun Wav
+	common.RegisterDecoder("mflac", NewMflac256Decoder) //QQ Music New Flac
-
 }

algo/tm/tm.go

@@ -3,7 +3,7 @@ package tm
 import (
 	"bytes"
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
 )
 
 var replaceHeader = []byte{0x00, 0x00, 0x00, 0x20, 0x66, 0x74, 0x79, 0x70}
@@ -25,7 +25,10 @@ func (d *Decoder) GetAudioData() []byte {
 }
 
 func (d *Decoder) GetAudioExt() string {
-	return d.audioExt
+	if d.audioExt != "" {
+		return "." + d.audioExt
+	}
+	return ""
 }
 
 func (d *Decoder) GetMeta() common.Meta {

algo/xm/xm.go

@@ -3,8 +3,8 @@ package xm
 import (
 	"bytes"
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/internal/logging"
 	"go.uber.org/zap"
 )
 
@@ -38,7 +38,11 @@ func (d *Decoder) GetAudioData() []byte {
 }
 
 func (d *Decoder) GetAudioExt() string {
-	return d.outputExt
+	if d.outputExt != "" {
+		return "." + d.outputExt
+
+	}
+	return ""
 }
 
 func (d *Decoder) GetMeta() common.Meta {

cmd/um/main.go

@@ -2,14 +2,14 @@ package main
 
 import (
 	"errors"
-	"github.com/umlock-music/cli/algo/common"
+	"github.com/unlock-music/cli/algo/common"
-	_ "github.com/umlock-music/cli/algo/kgm"
+	_ "github.com/unlock-music/cli/algo/kgm"
-	_ "github.com/umlock-music/cli/algo/kwm"
+	_ "github.com/unlock-music/cli/algo/kwm"
-	_ "github.com/umlock-music/cli/algo/ncm"
+	_ "github.com/unlock-music/cli/algo/ncm"
-	_ "github.com/umlock-music/cli/algo/qmc"
+	_ "github.com/unlock-music/cli/algo/qmc"
-	_ "github.com/umlock-music/cli/algo/tm"
+	_ "github.com/unlock-music/cli/algo/tm"
-	_ "github.com/umlock-music/cli/algo/xm"
+	_ "github.com/unlock-music/cli/algo/xm"
-	"github.com/umlock-music/cli/internal/logging"
+	"github.com/unlock-music/cli/internal/logging"
 	"github.com/urfave/cli/v2"
 	"go.uber.org/zap"
 	"log"
@@ -18,12 +18,14 @@ import (
 	"strings"
 )
 
+var AppVersion = "0.0.3"
+
 func main() {
 	app := cli.App{
 		Name:     "Unlock Music CLI",
 		HelpName: "um",
 		Usage:    "Unlock your encrypted music file https://github.com/unlock-music/cli",
-		Version:  "v0.0.1",
+		Version:  AppVersion,
 		Flags: []cli.Flag{
 			&cli.StringFlag{Name: "input", Aliases: []string{"i"}, Usage: "path to input file or dir", Required: true},
 			&cli.StringFlag{Name: "output", Aliases: []string{"o"}, Usage: "path to output dir", Required: true},
@@ -117,14 +119,19 @@ func tryDecFile(inputFile string, outputDir string, allDec []common.NewDecoderFu
 		return errors.New("failed while decoding: " + err.Error())
 	}
 
+	outData := dec.GetAudioData()
 	outExt := dec.GetAudioExt()
 	if outExt == "" {
-		outExt = "mp3"
+		if ext, ok := common.SniffAll(outData); ok {
+			outExt = ext
+		} else {
+			outExt = ".mp3"
+		}
 	}
 	filenameOnly := strings.TrimSuffix(filepath.Base(inputFile), filepath.Ext(inputFile))
 
-	outPath := filepath.Join(outputDir, filenameOnly+"."+outExt)
+	outPath := filepath.Join(outputDir, filenameOnly+outExt)
-	err = os.WriteFile(outPath, dec.GetAudioData(), 0644)
+	err = os.WriteFile(outPath, outData, 0644)
 	if err != nil {
 		return err
 	}

go.mod

@@ -1,12 +1,11 @@
-module github.com/umlock-music/cli
+module github.com/unlock-music/cli
 
 go 1.16
 
 require (
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
-	github.com/davecgh/go-spew v1.1.1
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	github.com/ulikunitz/xz v0.5.9
+	github.com/ulikunitz/xz v0.5.10
 	github.com/urfave/cli/v2 v2.3.0
 	go.uber.org/multierr v1.6.0 // indirect
 	go.uber.org/zap v1.16.0

go.sum

@@ -1,6 +1,5 @@
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
 github.com/cpuguy83/go-md2man/v2 v2.0.0 h1:EoUDS0afbrsXAZ9YQ9jdu/mZ2sXgT1/2yyNng4PGlyM=
 github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
@@ -17,18 +16,16 @@ github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINE
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
-github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
-github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-github.com/ulikunitz/xz v0.5.9 h1:RsKRIA2MO8x56wkkcd3LbtcE/uMszhb6DpRf+3uwa3I=
+github.com/ulikunitz/xz v0.5.10 h1:t92gobL9l3HE202wg3rlk19F6X+JOxl9BBrCCMYEYd8=
-github.com/ulikunitz/xz v0.5.9/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
+github.com/ulikunitz/xz v0.5.10/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/urfave/cli/v2 v2.3.0 h1:qph92Y649prgesehzOrQjdWyxFOp/QVM+6imKHad91M=
 github.com/urfave/cli/v2 v2.3.0/go.mod h1:LJmUH05zAU44vOAcrfzZQKsZbVcdbOG8rtL3/XcUArI=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
@@ -61,8 +58,8 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3 h1:fvjTMHxHEw/mxHbtzPi3JCcKXQRAnQTBRo6YCJSVHKI=
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