Add support for lyrics

db/db.go

@@ -225,6 +225,7 @@ type Track struct {
 	Album          *Album
 	AlbumID        int       `gorm:"not null; unique_index:idx_folder_filename" sql:"default: null; type:int REFERENCES albums(id) ON DELETE CASCADE"`
 	Artists        []*Artist `gorm:"many2many:track_artists"`
+	Lyrics         string    `sql:"default:null"`
 	Genres         []*Genre  `gorm:"many2many:track_genres"`
 	Size           int       `sql:"default: null"`
 	Length         int       `sql:"default: null"`

db/migrations.go

@@ -73,6 +73,7 @@ func (db *DB) Migrate(ctx MigrationContext) error {
 		construct(ctx, "202311082304", migrateTemporaryDisplayAlbumArtist),
 		construct(ctx, "202312110003", migrateAddExtraIndexes),
 		construct(ctx, "202405301140", migrateAddReplayGainFields),
+		construct(ctx, "202406191355", migrateAddLyrics),
 	}
 
 	return gormigrate.
@@ -818,3 +819,7 @@ func migrateAddExtraIndexes(tx *gorm.DB, _ MigrationContext) error {
 func migrateAddReplayGainFields(tx *gorm.DB, _ MigrationContext) error {
 	return tx.AutoMigrate(Track{}).Error
 }
+
+func migrateAddLyrics(tx *gorm.DB, _ MigrationContext) error {
+	return tx.AutoMigrate(Track{}).Error
+}

go.mod

@@ -39,6 +39,11 @@ require (
 	github.com/Masterminds/semver v1.5.0 // indirect
 	github.com/PuerkitoBio/goquery v1.9.1 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815 // indirect
+	github.com/env25/mpdlrc v0.7.4 // indirect
+	github.com/fhs/gompd/v2 v2.3.1-0.20221204164802-46d3f48f8632 // indirect
+	github.com/gdamore/encoding v1.0.0 // indirect
+	github.com/gdamore/tcell/v2 v2.7.4 // indirect
 	github.com/go-openapi/jsonpointer v0.21.0 // indirect
 	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/gorilla/context v1.1.2 // indirect
@@ -49,6 +54,7 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/lib/pq v1.3.0 // indirect
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
@@ -57,11 +63,13 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/ssor/bom v0.0.0-20170718123548-6386211fdfcf // indirect
 	golang.org/x/crypto v0.22.0 // indirect
 	golang.org/x/image v0.15.0 // indirect
+	golang.org/x/term v0.19.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect

go.sum

@@ -23,14 +23,24 @@ github.com/disintegration/imaging v1.6.2 h1:w1LecBlG2Lnp8B3jk5zSuNqd7b4DXhcjwek1
 github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
 github.com/djherbis/times v1.6.0 h1:w2ctJ92J8fBvWPxugmXIv7Nz7Q3iDMKNx9v5ocVH20c=
 github.com/djherbis/times v1.6.0/go.mod h1:gOHeRAz2h+VJNZ5Gmc/o7iD9k4wW7NMVqieYCY99oc0=
+github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815 h1:bWDMxwH3px2JBh6AyO7hdCn/PkvCZXii8TGj7sbtEbQ=
+github.com/docopt/docopt-go v0.0.0-20180111231733-ee0de3bc6815/go.mod h1:WwZ+bS3ebgob9U8Nd0kOddGdZWjyMGR8Wziv+TBNwSE=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/env25/mpdlrc v0.7.4 h1:A9If5JKVjgJldaIjJztqkXpUKXlsoRIwXqGK3qS38pY=
+github.com/env25/mpdlrc v0.7.4/go.mod h1:Zyhq2WfcYeSJUCtx7mhbXwlh4Xt6mR7HDw0qQh7LvyY=
 github.com/erikstmartin/go-testdb v0.0.0-20160219214506-8d10e4a1bae5 h1:Yzb9+7DPaBjB8zlTR87/ElzFsnQfuHnVUVqpZZIcV5Y=
 github.com/erikstmartin/go-testdb v0.0.0-20160219214506-8d10e4a1bae5/go.mod h1:a2zkGnVExMxdzMo3M0Hi/3sEU+cWnZpSni0O6/Yb/P0=
 github.com/fatih/structs v1.1.0 h1:Q7juDM0QtcnhCpeyLGQKyg4TOIghuNXrkL32pHAUMxo=
 github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
+github.com/fhs/gompd/v2 v2.3.1-0.20221204164802-46d3f48f8632 h1:1wiBisyui/BLSk/+W8+ey1gDU3O2PJZdy+Ft/eO/7hw=
+github.com/fhs/gompd/v2 v2.3.1-0.20221204164802-46d3f48f8632/go.mod h1:nNdZtcpD5VpmzZbRl5rV6RhxeMmAWTxEsSIMBkmMIy4=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
+github.com/gdamore/encoding v1.0.0 h1:+7OoQ1Bc6eTm5niUzBa0Ctsh6JbMW6Ra+YNuAtDBdko=
+github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
+github.com/gdamore/tcell/v2 v2.7.4 h1:sg6/UnTM9jGpZU+oFYAsDahfchWAFW8Xx2yFinNSAYU=
+github.com/gdamore/tcell/v2 v2.7.4/go.mod h1:dSXtXTSK0VsW1biw65DZLZ2NKr7j0qP/0J7ONmsraWg=
 github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ=
 github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY=
 github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE=
@@ -89,6 +99,8 @@ github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.1.1/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.3.0 h1:/qkRGz8zljWiDcFvgpwUpwIAPu3r07TDvs3Rws+o/pU=
 github.com/lib/pq v1.3.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
+github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
+github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
 github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
@@ -117,13 +129,16 @@ github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6
 github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
 github.com/olekukonko/tablewriter v0.0.5 h1:P2Ga83D34wi1o9J6Wh1mRuqd4mF/x/lgBS7N7AbDhec=
 github.com/olekukonko/tablewriter v0.0.5/go.mod h1:hPp6KlRPjbx+hW8ykQs1w3UBbZlj6HuIJcUGPhkA7kY=
+github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
+github.com/pelletier/go-toml/v2 v2.2.2/go.mod h1:1t835xjRzz80PqgE6HHgN2JOsmgYu/h4qDAS4n929Rs=
 github.com/philippta/go-template v0.0.0-20220911145045-4556aca435e4 h1:SvVjZyjXBOjqjCdMiC9ndyWb709aP5qU4Qbun40GCxA=
 github.com/philippta/go-template v0.0.0-20220911145045-4556aca435e4/go.mod h1:Mpa6Hci7lO3vybfdYlWXmH5gEq2vyOmYYjhrlwCTW3w=
 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/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be h1:ta7tUOvsPHVHGom5hKW5VXNc2xZIkfCKP8iaqOyYtUQ=
 github.com/rainycape/unidecode v0.0.0-20150907023854-cb7f23ec59be/go.mod h1:MIDFMn7db1kT65GmV94GzpX9Qdi7N/pQlwb+AN8wh+Q=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
 github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
@@ -135,7 +150,13 @@ github.com/sentriz/gormstore v0.0.0-20220105134332-64e31f7f6981/go.mod h1:Rx8XB1
 github.com/ssor/bom v0.0.0-20170718123548-6386211fdfcf h1:pvbZ0lM0XWPBqUKqFU8cmavspvIl9nulOYwdy6IFRRo=
 github.com/ssor/bom v0.0.0-20170718123548-6386211fdfcf/go.mod h1:RJID2RhlZKId02nZ62WenDCkgHFerpIOmW0iT7GKmXM=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
+github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
@@ -180,12 +201,16 @@ golang.org/x/sys v0.0.0-20220615213510-4f61da869c0c/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
 golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
 golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
+golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
+golang.org/x/term v0.19.0 h1:+ThwsDv+tYfnJFhF4L8jITxu1tdTWRTZpdsWgEgjL6Q=
+golang.org/x/term v0.19.0/go.mod h1:2CuTdWZ7KHSQwUzKva0cbMg6q2DMI3Mmxp+gKJbskEk=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
@@ -210,6 +235,7 @@ gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce/go.mod h1:5AcXVHNjg+BDxry382+8OKon8SEWiKktQR07RKPsv1c=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 jaytaylor.com/html2text v0.0.0-20230321000545-74c2419ad056 h1:6YFJoB+0fUH6X3xU/G2tQqCYg+PkGtnZ5nMR5rpw72g=

mockfs/mockfs.go

@@ -362,6 +362,7 @@ func (i *TagInfo) Genres() []string       { return []string{i.RawGenre} }
 func (i *TagInfo) TrackNumber() int       { return 1 }
 func (i *TagInfo) DiscNumber() int        { return 1 }
 func (i *TagInfo) Year() int              { return 2021 }
+func (i *TagInfo) Lyrics() string         { return "[00:01.58] Line one\n[00:03.44] Line two\n" }
 
 func (i *TagInfo) ReplayGainTrackGain() float32 { return 0 }
 func (i *TagInfo) ReplayGainTrackPeak() float32 { return 0 }

scanner/scanner.go

@@ -461,6 +461,7 @@ func populateTrack(tx *db.DB, album *db.Album, track *db.Track, trags tagcommon.
 	track.FilenameUDec = decoded(basename)
 	track.Size = size
 	track.AlbumID = album.ID
+	track.Lyrics = trags.Lyrics()
 
 	track.TagTitle = trags.Title()
 	track.TagTitleUDec = decoded(trags.Title())

server/ctrlsubsonic/ctrl.go

@@ -127,6 +127,7 @@ func New(dbc *db.DB, scannr *scanner.Scanner, musicPaths []MusicPath, podcastsPa
 	c.Handle("/getSimilarSongs", chain(resp(c.ServeGetSimilarSongs)))
 	c.Handle("/getSimilarSongs2", chain(resp(c.ServeGetSimilarSongsTwo)))
 	c.Handle("/getLyrics", chain(resp(c.ServeGetLyrics)))
+	c.Handle("/getLyricsBySongId", chain(resp(c.ServeGetLyricsBySongID)))
 
 	// raw
 	c.Handle("/getCoverArt", chainRaw(respRaw(c.ServeGetCoverArt)))

server/ctrlsubsonic/handlers_common.go

@@ -8,10 +8,12 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"strings"
 	"sync"
 	"time"
 	"unicode"
 
+	"github.com/env25/mpdlrc/lrc"
 	"github.com/google/uuid"
 	"github.com/jinzhu/gorm"
 
@@ -41,6 +43,7 @@ func (c *Controller) ServeGetOpenSubsonicExtensions(_ *http.Request) *spec.Respo
 	sub.OpenSubsonicExtensions = &spec.OpenSubsonicExtensions{
 		{Name: "transcodeOffset", Versions: []int{1}},
 		{Name: "formPost", Versions: []int{1}},
+		{Name: "songLyrics", Versions: []int{1}},
 	}
 	return sub
 }
@@ -468,12 +471,154 @@ func (c *Controller) ServeJukebox(r *http.Request) *spec.Response { // nolint:go
 	return sub
 }
 
-func (c *Controller) ServeGetLyrics(_ *http.Request) *spec.Response {
+func (c *Controller) ServeGetLyrics(r *http.Request) *spec.Response {
+	params := r.Context().Value(CtxParams).(params.Params)
+	artist, _ := params.Get("artist")
+	title, _ := params.Get("title")
+
+	var track db.Track
+	q := c.dbc.
+		Preload("Album").
+		Joins("JOIN track_artists ON track_artists.track_id = tracks.id").
+		Joins("JOIN artists ON artists.id = track_artists.artist_id").
+		Where("tracks.tag_title LIKE ? AND artists.name LIKE ?", title, artist).
+		First(&track)
+	if err := q.Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return spec.NewError(70, "couldn't find a track with that id")
+		} else {
+			return spec.NewError(0, "lyrics: %v", err)
+		}
+	}
+
+	sub := spec.NewResponse()
+
+	if track.Lyrics != "" {
+		sub.Lyrics = &spec.Lyrics{
+			Value:  track.Lyrics,
+			Artist: track.TagTrackArtist,
+			Title:  track.TagTitle,
+		}
+		return sub
+	}
+
+	_, text, err := lyricsFile(&track)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return sub
+		}
+		return spec.NewError(0, fmt.Sprintf("lyricsFile: %v", err.Error()))
+	}
+
+	contents := strings.Join(text, "\n")
+
+	sub.Lyrics = &spec.Lyrics{
+		Value:  contents,
+		Artist: track.TagTrackArtist,
+		Title:  track.TagTitle,
+	}
+	return sub
+}
+
+func (c *Controller) ServeGetLyricsBySongID(r *http.Request) *spec.Response {
+	params := r.Context().Value(CtxParams).(params.Params)
+	id, err := params.GetID("id")
+	if err != nil {
+		return spec.NewError(10, "provide an `id` parameter")
+	}
+
+	var track db.Track
+	q := c.dbc.
+		Preload("Album").
+		Preload("Album.Artists").
+		Preload("Artists").
+		Where("id=?", id.Value).
+		First(&track)
+	if err := q.Error; err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return spec.NewError(70, "couldn't find a track with that id")
+		} else {
+			return spec.NewError(0, "lyrics: %v", err)
+		}
+	}
+
 	sub := spec.NewResponse()
-	sub.Lyrics = &spec.Lyrics{}
+
+	if track.Lyrics != "" {
+		times, lrc, err := lrc.ParseString(track.Lyrics)
+		if err != nil {
+			return spec.NewError(0, fmt.Sprintf("lyricsFile: %v", err.Error()))
+		}
+
+		lines := make([]spec.Lyric, len(times))
+		for i, time := range times {
+			lines[i] = spec.Lyric{
+				Start: time.Milliseconds(),
+				Value: lrc[i],
+			}
+		}
+
+		structured := spec.StructuredLyrics{
+			Lang:          "xxx",
+			Synced:        true,
+			Lines:         lines,
+			DisplayArtist: track.TagTrackArtist,
+			DisplayTitle:  track.TagTitle,
+			Offset:        0,
+		}
+
+		sub.LyricsList = &spec.LyricsList{
+			StructuredLyrics: []spec.StructuredLyrics{structured},
+		}
+		return sub
+	}
+
+	times, lrc, err := lyricsFile(&track)
+	if err != nil {
+		if os.IsNotExist(err) {
+			sub.LyricsList = &spec.LyricsList{
+				StructuredLyrics: []spec.StructuredLyrics{},
+			}
+			return sub
+		}
+		return spec.NewError(0, fmt.Sprintf("lyricsFile: %v", err.Error()))
+	}
+
+	lines := make([]spec.Lyric, len(times))
+	for i, time := range times {
+		lines[i] = spec.Lyric{
+			Start: time.Milliseconds(),
+			Value: lrc[i],
+		}
+	}
+
+	structured := spec.StructuredLyrics{
+		Lang:          "xxx",
+		Synced:        true,
+		Lines:         lines,
+		DisplayArtist: track.TagTrackArtist,
+		DisplayTitle:  track.TagTitle,
+		Offset:        0,
+	}
+
+	sub.LyricsList = &spec.LyricsList{
+		StructuredLyrics: []spec.StructuredLyrics{structured},
+	}
 	return sub
 }
 
+func lyricsFile(file *db.Track) ([]lrc.Duration, []lrc.Text, error) {
+	dir := filepath.Dir(file.AbsPath())
+	filename := strings.TrimSuffix(filepath.Base(file.AbsPath()), filepath.Ext(file.AbsPath()))
+
+	lrcContent, err := os.ReadFile(filepath.Join(dir, filename+".lrc"))
+	if err != nil {
+		return []lrc.Duration{}, []lrc.Text{}, err
+	}
+
+	return lrc.Parse(lrcContent)
+}
+
 func scrobbleStatsUpdateTrack(dbc *db.DB, track *db.Track, userID int, playTime time.Time) error {
 	var play db.Play
 	if err := dbc.Where("album_id=? AND user_id=?", track.AlbumID, userID).First(&play).Error; err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {

server/ctrlsubsonic/spec/spec.go

@@ -69,6 +69,7 @@ type Response struct {
 	SimilarSongsTwo       *SimilarSongsTwo       `xml:"similarSongs2"         json:"similarSongs2,omitempty"`
 	InternetRadioStations *InternetRadioStations `xml:"internetRadioStations" json:"internetRadioStations,omitempty"`
 	Lyrics                *Lyrics                `xml:"lyrics"                json:"lyrics,omitempty"`
+	LyricsList            *LyricsList            `xml:"lyricsList"            json:"lyricsList,omitempty"`
 }
 
 func NewResponse() *Response {
@@ -468,6 +469,24 @@ type Lyrics struct {
 	Title  string `xml:"title,attr,omitempty"  json:"title,omitempty"`
 }
 
+type Lyric struct {
+	Start int64  `xml:"start,attr" json:"start"`
+	Value string `xml:",chardata" json:"value"`
+}
+
+type LyricsList struct {
+	StructuredLyrics []StructuredLyrics `xml:"structuredLyrics" json:"structuredLyrics"`
+}
+
+type StructuredLyrics struct {
+	Lang          string  `xml:"lang,attr" json:"lang"` // ISO 639 (or und, xxx if unknown)
+	Synced        bool    `xml:"synced,attr" json:"synced"`
+	Lines         []Lyric `xml:"line" json:"line"`
+	DisplayArtist string  `xml:"displayArtist,attr,omitempty" json:"displayArtist,omitempty"`
+	DisplayTitle  string  `xml:"displayTitle,attr,omitempty" json:"displayTitle,omitempty"`
+	Offset        int     `xml:"offset,attr,omitempty" json:"offset,omitempty"`
+}
+
 type OpenSubsonicExtension struct {
 	Name     string `xml:"name,attr" json:"name"`
 	Versions []int  `xml:"versions"  json:"versions"`

tags/tagcommon/tagcommmon.go

@@ -25,6 +25,7 @@ type Info interface {
 	TrackNumber() int
 	DiscNumber() int
 	Year() int
+	Lyrics() string
 
 	ReplayGainTrackGain() float32
 	ReplayGainTrackPeak() float32