use external mpris2client lib
now at github.com/hrfee/mpris2client.
This commit is contained in:
parent
233b5dd1ca
commit
937769e2f7
GPG Key ID:
BBC65952848FB1A2
4
go.mod
4
go.mod
@ -2,12 +2,10 @@ module git.hrfee.pw/hrfee/waybar-mpris
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go 1.15
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replace git.hrfee.pw/hrfee/waybar-mpris/mpris2client => ./mpris2client
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require (
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git.hrfee.pw/hrfee/waybar-mpris/mpris2client v0.0.0-00010101000000-000000000000
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github.com/godbus/dbus/v5 v5.0.3
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github.com/hpcloud/tail v1.0.0
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github.com/hrfee/mpris2client v0.0.0-20210108004725-d2a36745cc4a
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github.com/spf13/pflag v1.0.5
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golang.org/x/sys v0.0.0-20201116194326-cc9327a14d48 // indirect
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gopkg.in/fsnotify.v1 v1.4.7 // indirect
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2
go.sum
2
go.sum
@ -2,6 +2,8 @@ github.com/godbus/dbus/v5 v5.0.3 h1:ZqHaoEF7TBzh4jzPmqVhE/5A1z9of6orkAe5uHoAeME=
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github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
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github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
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github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
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github.com/hrfee/mpris2client v0.0.0-20210108004725-d2a36745cc4a h1:3H1awMdF3eJBCg0QPpDtNW+ujQPvUCuLsqlMRoODMA4=
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github.com/hrfee/mpris2client v0.0.0-20210108004725-d2a36745cc4a/go.mod h1:tVpzzAlsljmQevNA4mJwUy1onUUiaQcRAa4gdl37okY=
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github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
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github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
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golang.org/x/sys v0.0.0-20200928205150-006507a75852 h1:sXxgOAXy8JwHhZnPuItAlUtwIlxrlEqi28mKhUR+zZY=
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2
main.go
2
main.go
@ -11,9 +11,9 @@ import (
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"strings"
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"time"
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mpris2 "git.hrfee.pw/hrfee/waybar-mpris/mpris2client"
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"github.com/godbus/dbus/v5"
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"github.com/hpcloud/tail"
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mpris2 "github.com/hrfee/mpris2client"
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flag "github.com/spf13/pflag"
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)
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@ -1,5 +0,0 @@
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module git.hrfee.pw/hrfee/waybar-mpris/mpris2client
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go 1.15
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require github.com/godbus/dbus/v5 v5.0.3 // indirect
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@ -1,3 +0,0 @@
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github.com/godbus/dbus v4.1.0+incompatible h1:WqqLRTsQic3apZUK9qC5sGNfXthmPXzUZ7nQPrNITa4=
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github.com/godbus/dbus/v5 v5.0.3 h1:ZqHaoEF7TBzh4jzPmqVhE/5A1z9of6orkAe5uHoAeME=
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github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
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@ -1,365 +0,0 @@
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package mpris2client
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import (
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"fmt"
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"io/ioutil"
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"sort"
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"strconv"
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"strings"
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"github.com/godbus/dbus/v5"
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)
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// Various paths and values to use elsewhere.
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const (
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INTERFACE = "org.mpris.MediaPlayer2"
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PATH = "/org/mpris/MediaPlayer2"
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// For the NameOwnerChanged signal.
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MATCH_NOC = "type='signal',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
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// For the PropertiesChanged signal. It doesn't match exactly (couldn't get that to work) so we check it manually.
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MATCH_PC = "type='signal',path='/org/mpris/MediaPlayer2',interface='org.freedesktop.DBus.Properties'"
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Refresh = "refresh"
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)
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var knownPlayers = map[string]string{
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"plasma-browser-integration": "Browser",
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"noson": "Noson",
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}
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var knownBrowsers = map[string]string{
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"mozilla": "Firefox",
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"chrome": "Chrome",
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"chromium": "Chromium",
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}
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// Player represents an active media player.
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type Player struct {
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Player dbus.BusObject
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FullName, Name, Title, Artist, AlbumArtist, Album string
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Position int64
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pid uint32
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Playing, Stopped bool
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metadata map[string]dbus.Variant
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conn *dbus.Conn
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poll int
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interpolate bool
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}
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// NewPlayer returns a new player object.
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func NewPlayer(conn *dbus.Conn, name string, interpolate bool, poll int) (p *Player) {
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playerName := strings.ReplaceAll(name, INTERFACE+".", "")
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var pid uint32
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conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
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for key, val := range knownPlayers {
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if strings.Contains(name, key) {
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playerName = val
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break
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}
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}
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if playerName == "Browser" {
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file, err := ioutil.ReadFile(fmt.Sprintf("/proc/%d/cmdline", pid))
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if err == nil {
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cmd := string(file)
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for key, val := range knownBrowsers {
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if strings.Contains(cmd, key) {
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playerName = val
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break
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}
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}
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}
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}
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p = &Player{
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Player: conn.Object(name, PATH),
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conn: conn,
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Name: playerName,
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FullName: name,
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pid: pid,
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interpolate: interpolate,
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poll: poll,
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}
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p.Refresh()
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return
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}
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func (p *Player) String() string {
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return fmt.Sprintf("Name: %s; Playing: %t; PID: %d", p.FullName, p.Playing, p.pid)
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}
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// Refresh grabs playback info.
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func (p *Player) Refresh() (err error) {
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val, err := p.Player.GetProperty(INTERFACE + ".Player.PlaybackStatus")
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if err != nil {
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p.Playing = false
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p.Stopped = false
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p.metadata = map[string]dbus.Variant{}
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p.Title = ""
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p.Artist = ""
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p.AlbumArtist = ""
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p.Album = ""
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return
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}
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strVal := val.String()
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if strings.Contains(strVal, "Playing") {
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p.Playing = true
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p.Stopped = false
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} else if strings.Contains(strVal, "Paused") {
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p.Playing = false
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p.Stopped = false
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} else {
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p.Playing = false
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p.Stopped = true
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}
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metadata, err := p.Player.GetProperty(INTERFACE + ".Player.Metadata")
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if err != nil {
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p.metadata = map[string]dbus.Variant{}
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p.Title = ""
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p.Artist = ""
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p.AlbumArtist = ""
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p.Album = ""
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return
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}
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p.metadata = metadata.Value().(map[string]dbus.Variant)
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switch artist := p.metadata["xesam:artist"].Value().(type) {
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case []string:
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p.Artist = strings.Join(artist, ", ")
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case string:
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p.Artist = artist
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default:
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p.Artist = ""
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}
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switch albumArtist := p.metadata["xesam:albumArtist"].Value().(type) {
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case []string:
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p.AlbumArtist = strings.Join(albumArtist, ", ")
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case string:
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p.AlbumArtist = albumArtist
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default:
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p.AlbumArtist = ""
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}
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switch title := p.metadata["xesam:title"].Value().(type) {
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case string:
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p.Title = title
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default:
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p.Title = ""
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}
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switch album := p.metadata["xesam:album"].Value().(type) {
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case string:
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p.Album = album
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default:
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p.Album = ""
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}
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return nil
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}
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func µsToString(µs int64) string {
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seconds := int(µs / 1e6)
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minutes := int(seconds / 60)
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seconds -= minutes * 60
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return fmt.Sprintf("%02d:%02d", minutes, seconds)
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}
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// StringPosition figures out the track position in MM:SS/MM:SS, interpolating the value if necessary.
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func (p *Player) StringPosition() string {
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// position is in microseconds so we prob need int64 to be safe
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v := p.metadata["mpris:length"].Value()
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var l int64
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if v != nil {
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l = v.(int64)
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} else {
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return ""
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}
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length := µsToString(l)
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if length == "" {
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return ""
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}
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pos, err := p.Player.GetProperty(INTERFACE + ".Player.Position")
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if err != nil {
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return ""
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}
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position := µsToString(pos.Value().(int64))
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if position == "" {
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return ""
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}
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if p.interpolate && position == µsToString(p.Position) {
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np := p.Position + int64(p.poll*1e6)
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position = µsToString(np)
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}
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p.Position = pos.Value().(int64)
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return position + "/" + length
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}
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// Next requests the next track.
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func (p *Player) Next() { p.Player.Call(INTERFACE+".Player.Next", 0) }
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// Previous requests the previous track.
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func (p *Player) Previous() { p.Player.Call(INTERFACE+".Player.Previous", 0) }
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// Toggle requests play/pause
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func (p *Player) Toggle() { p.Player.Call(INTERFACE+".Player.PlayPause", 0) }
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type Message struct {
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Name, Value string
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}
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type PlayerArray []*Player
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func (ls PlayerArray) Len() int {
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return len(ls)
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}
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func (ls PlayerArray) Less(i, j int) bool {
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var states [2]uint8
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for i, p := range []bool{ls[i].Playing, ls[j].Playing} {
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if p {
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states[i] = 1
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}
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}
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// Reverse order
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return states[0] > states[1]
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}
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func (ls PlayerArray) Swap(i, j int) {
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ls[i], ls[j] = ls[j], ls[i]
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}
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type Mpris2 struct {
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List PlayerArray
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Current uint
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conn *dbus.Conn
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Messages chan Message
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interpolate bool
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poll int
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autofocus bool
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// playerctld mirrors property changes of other players, so we store its UID here to ignore it.
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playerctldUID string
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}
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func NewMpris2(conn *dbus.Conn, interpolate bool, poll int, autofocus bool) *Mpris2 {
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return &Mpris2{
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List: PlayerArray{},
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Current: 0,
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conn: conn,
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Messages: make(chan Message),
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interpolate: interpolate,
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poll: poll,
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}
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}
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// Listen should be run as a Goroutine. When players become available or are removed, an mpris2.Message is sent on mpris2.Mpris2.Messages with Name "add"/"remove" and Value as the player name. When a players state changes, a message is sent on mpris2.Mpris2.Messages with Name "refresh".
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func (pl *Mpris2) Listen() {
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c := make(chan *dbus.Signal, 10)
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pl.conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_NOC)
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pl.conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_PC)
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pl.conn.Signal(c)
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for v := range c {
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if strings.Contains(v.Name, "NameOwnerChanged") {
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switch name := v.Body[0].(type) {
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case string:
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var pid uint32
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pl.conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
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// Ignore playerctld
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if strings.Contains(name, "playerctld") {
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// Store UID so we know to ignore it later
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pl.playerctldUID = v.Sender
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} else if strings.Contains(name, INTERFACE) {
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if pid == 0 {
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pl.Remove(name)
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pl.Messages <- Message{Name: "remove", Value: name}
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} else {
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pl.New(name)
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pl.Messages <- Message{Name: "add", Value: name}
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}
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}
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}
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} else if strings.Contains(v.Name, "PropertiesChanged") && strings.Contains(v.Body[0].(string), INTERFACE+".Player") && v.Sender != pl.playerctldUID {
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pl.Refresh()
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}
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}
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}
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func (pl *Mpris2) Remove(fullName string) {
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currentName := pl.List[pl.Current].FullName
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var i int
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found := false
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for ind, p := range pl.List {
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if p.FullName == fullName {
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i = ind
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found = true
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break
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}
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}
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if !found {
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return
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}
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pl.List[0], pl.List[i] = pl.List[i], pl.List[0]
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pl.List = pl.List[1:]
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found = false
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for ind, p := range pl.List {
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if p.FullName == currentName {
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pl.Current = uint(ind)
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found = true
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break
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}
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}
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if !found {
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pl.Current = 0
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pl.Refresh()
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//fmt.Fprintln(WRITER, pl.JSON())
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}
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}
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func (pl *Mpris2) Reload() error {
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var buses []string
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err := pl.conn.BusObject().Call("org.freedesktop.DBus.ListNames", 0).Store(&buses)
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if err != nil {
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return err
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}
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for _, name := range buses {
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// Don't add playerctld, it just duplicates other players
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if strings.Contains(name, "playerctld") {
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// Store its UID
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uid := ""
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pl.conn.BusObject().Call("org.freedesktop.DBus.GetNameOwner", 0, name).Store(&uid)
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pl.playerctldUID = uid
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} else if strings.HasPrefix(name, INTERFACE) {
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pl.New(name)
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}
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}
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return nil
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}
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func (pl *Mpris2) String() string {
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resp := ""
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pad := 0
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i := len(pl.List)
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for i != 0 {
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i /= 10
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pad++
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}
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for i, p := range pl.List {
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symbol := ""
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if uint(i) == pl.Current {
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symbol = "*"
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}
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resp += fmt.Sprintf("%0"+strconv.Itoa(pad)+"d", i) + symbol + ": " + p.String() + "\n"
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}
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return resp
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}
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func (pl *Mpris2) New(name string) {
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pl.List = append(pl.List, NewPlayer(pl.conn, name, pl.interpolate, pl.poll))
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if pl.autofocus {
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pl.Current = uint(len(pl.List) - 1)
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}
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}
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func (pl *Mpris2) Sort() {
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sort.Sort(pl.List)
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pl.Current = 0
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}
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func (pl *Mpris2) Refresh() {
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for i := range pl.List {
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pl.List[i].Refresh()
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}
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pl.Messages <- Message{Name: "refresh", Value: ""}
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}
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BIN
waybar-mpris
BIN
waybar-mpris
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