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-rw-r--r--README.md1
-rw-r--r--go.mod3
-rw-r--r--main.go399
-rw-r--r--mpris2client/go.mod5
-rw-r--r--mpris2client/go.sum3
-rw-r--r--mpris2client/mpris2.go355
-rwxr-xr-xwaybar-mprisbin3313664 -> 3321856 bytes
7 files changed, 423 insertions, 343 deletions
diff --git a/README.md b/README.md
index 8258968..87f376a 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ a waybar component/utility for displaying and controlling MPRIS2 compliant media
MPRIS2 is widely supported, so this component should work with:
* Chrome/Chromium
+* Firefox (Potentially, with `media.hardwaremediakeys.enabled = true` in about:config)
* Other browsers (with kde plasma integration installed)
* VLC
* Spotify
diff --git a/go.mod b/go.mod
index b6cdd07..da66dc9 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,10 @@ module git.hrfee.pw/hrfee/waybar-mpris
go 1.15
+replace git.hrfee.pw/hrfee/waybar-mpris/mpris2client => ./mpris2client
+
require (
+ git.hrfee.pw/hrfee/waybar-mpris/mpris2client v0.0.0-00010101000000-000000000000
github.com/godbus/dbus/v5 v5.0.3
github.com/hpcloud/tail v1.0.0
github.com/spf13/pflag v1.0.5
diff --git a/main.go b/main.go
index 60fa589..ab103d6 100644
--- a/main.go
+++ b/main.go
@@ -4,55 +4,25 @@ import (
"encoding/json"
"fmt"
"io"
- "io/ioutil"
"log"
"net"
"os"
"os/signal"
- "sort"
- "strconv"
"strings"
"time"
+ mpris2 "git.hrfee.pw/hrfee/waybar-mpris/mpris2client"
"github.com/godbus/dbus/v5"
"github.com/hpcloud/tail"
flag "github.com/spf13/pflag"
)
-var knownPlayers = map[string]string{
- "plasma-browser-integration": "Browser",
- "noson": "Noson",
-}
-
-var knownBrowsers = map[string]string{
- "mozilla": "Firefox",
- "chrome": "Chrome",
- "chromium": "Chromium",
-}
-
-// Player represents an active music player.
-type Player struct {
- player dbus.BusObject
- fullName, name, title, artist, album string
- position int64
- pid uint32
- playing, stopped bool
- metadata map[string]dbus.Variant
- conn *dbus.Conn
-}
-
// Various paths and values to use elsewhere.
const (
- INTERFACE = "org.mpris.MediaPlayer2"
- PATH = "/org/mpris/MediaPlayer2"
- // For the NameOwnerChanged signal.
- MATCH_NOC = "type='signal',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
- // For the PropertiesChanged signal. It doesn't match exactly (couldn't get that to work) so we check it manually.
- MATCH_PC = "type='signal',path='/org/mpris/MediaPlayer2',interface='org.freedesktop.DBus.Properties'"
- SOCK = "/tmp/waybar-mpris.sock"
- LOGFILE = "/tmp/waybar-mpris.log"
- OUTFILE = "/tmp/waybar-mpris.out"
- POLL = 1
+ SOCK = "/tmp/waybar-mpris.sock"
+ LOGFILE = "/tmp/waybar-mpris.log"
+ OUTFILE = "/tmp/waybar-mpris.out"
+ POLL = 1
)
// Mostly default values for flag options.
@@ -70,144 +40,18 @@ var (
WRITER io.Writer = os.Stdout
)
-// NewPlayer returns a new player object.
-func NewPlayer(conn *dbus.Conn, name string) (p *Player) {
- playerName := strings.ReplaceAll(name, INTERFACE+".", "")
- var pid uint32
- conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
- for key, val := range knownPlayers {
- if strings.Contains(name, key) {
- playerName = val
- break
- }
- }
- if playerName == "Browser" {
- file, err := ioutil.ReadFile(fmt.Sprintf("/proc/%d/cmdline", pid))
- if err == nil {
- cmd := string(file)
- for key, val := range knownBrowsers {
- if strings.Contains(cmd, key) {
- playerName = val
- break
- }
- }
- }
- }
- p = &Player{
- player: conn.Object(name, PATH),
- conn: conn,
- name: playerName,
- fullName: name,
- pid: pid,
- }
- p.Refresh()
- return
-}
-
-// Refresh grabs playback info.
-func (p *Player) Refresh() (err error) {
- val, err := p.player.GetProperty(INTERFACE + ".Player.PlaybackStatus")
- if err != nil {
- p.playing = false
- p.stopped = false
- p.metadata = map[string]dbus.Variant{}
- p.title = ""
- p.artist = ""
- p.album = ""
- return
- }
- strVal := val.String()
- if strings.Contains(strVal, "Playing") {
- p.playing = true
- p.stopped = false
- } else if strings.Contains(strVal, "Paused") {
- p.playing = false
- p.stopped = false
- } else {
- p.playing = false
- p.stopped = true
- }
- metadata, err := p.player.GetProperty(INTERFACE + ".Player.Metadata")
- if err != nil {
- p.metadata = map[string]dbus.Variant{}
- p.title = ""
- p.artist = ""
- p.album = ""
- return
- }
- p.metadata = metadata.Value().(map[string]dbus.Variant)
- switch artist := p.metadata["xesam:artist"].Value().(type) {
- case []string:
- p.artist = strings.Join(artist, ", ")
- case string:
- p.artist = artist
- default:
- p.artist = ""
- }
- switch title := p.metadata["xesam:title"].Value().(type) {
- case string:
- p.title = title
- default:
- p.title = ""
- }
- switch album := p.metadata["xesam:album"].Value().(type) {
- case string:
- p.album = album
- default:
- p.album = ""
- }
- return nil
-}
-
-func µsToString(µs int64) string {
- seconds := int(µs / 1e6)
- minutes := int(seconds / 60)
- seconds -= minutes * 60
- return fmt.Sprintf("%02d:%02d", minutes, seconds)
-}
-
-// Position figures out the track position in MM:SS, interpolating the value if necessary.
-func (p *Player) Position() string {
- // position is in microseconds so we prob need int64 to be safe
- v := p.metadata["mpris:length"].Value()
- var l int64
- if v != nil {
- l = v.(int64)
- } else {
- return ""
- }
- length := µsToString(l)
- if length == "" {
- return ""
- }
- pos, err := p.player.GetProperty(INTERFACE + ".Player.Position")
- if err != nil {
- return ""
- }
- position := µsToString(pos.Value().(int64))
- if position == "" {
- return ""
- }
- if INTERPOLATE && position == µsToString(p.position) {
- np := p.position + int64(POLL*1000000)
- position = µsToString(np)
- }
- p.position = pos.Value().(int64)
- return position + "/" + length
-}
-
// JSON returns json for waybar to consume.
-func (p *Player) JSON() string {
+func playerJSON(p *mpris2.Player) string {
data := map[string]string{}
symbol := PLAY
data["class"] = "paused"
- if p.playing {
+ if p.Playing {
symbol = PAUSE
data["class"] = "playing"
}
var pos string
if SHOW_POS {
- pos = p.Position()
+ pos = p.StringPosition()
if pos != "" {
pos = "(" + pos + ")"
}
@@ -219,16 +63,16 @@ func (p *Player) JSON() string {
case "SYMBOL":
items = append(items, symbol)
case "ARTIST":
- if p.artist != "" {
- items = append(items, p.artist)
+ if p.Artist != "" {
+ items = append(items, p.Artist)
}
case "ALBUM":
- if p.album != "" {
- items = append(items, p.album)
+ if p.Album != "" {
+ items = append(items, p.Album)
}
case "TITLE":
- if p.title != "" {
- items = append(items, p.title)
+ if p.Title != "" {
+ items = append(items, p.Title)
}
case "POSITION":
if pos != "" && SHOW_POS {
@@ -254,12 +98,12 @@ func (p *Player) JSON() string {
data["tooltip"] = fmt.Sprintf(
"%s\nby %s\n",
- strings.ReplaceAll(p.title, "&", "&"),
- strings.ReplaceAll(p.artist, "&", "&"))
- if p.album != "" {
- data["tooltip"] += "from " + strings.ReplaceAll(p.album, "&", "&") + "\n"
+ strings.ReplaceAll(p.Title, "&", "&"),
+ strings.ReplaceAll(p.Artist, "&", "&"))
+ if p.Album != "" {
+ data["tooltip"] += "from " + strings.ReplaceAll(p.Album, "&", "&") + "\n"
}
- data["tooltip"] += "(" + p.name + ")"
+ data["tooltip"] += "(" + p.Name + ")"
data["text"] = text
out, err := json.Marshal(data)
if err != nil {
@@ -268,115 +112,22 @@ func (p *Player) JSON() string {
return string(out)
}
-type availablePlayers struct {
- list playerArray
- current uint
- conn *dbus.Conn
+type players struct {
+ mpris2 *mpris2.Mpris2
}
-type playerArray []*Player
-
-func (ls playerArray) Len() int {
- return len(ls)
-}
-
-func (ls playerArray) Less(i, j int) bool {
- var states [2]uint8
- for i, p := range []bool{ls[i].playing, ls[j].playing} {
- if p {
- states[i] = 1
- }
- }
- // Reverse order
- return states[0] > states[1]
-}
-
-func (ls playerArray) Swap(i, j int) {
- ls[i], ls[j] = ls[j], ls[i]
-}
-
-func (pl *availablePlayers) Remove(fullName string) {
- currentName := pl.list[pl.current].fullName
- var i int
- found := false
- for ind, p := range pl.list {
- if p.fullName == fullName {
- i = ind
- found = true
- break
- }
- }
- if !found {
- return
- }
- pl.list[0], pl.list[i] = pl.list[i], pl.list[0]
- pl.list = pl.list[1:]
- found = false
- for ind, p := range pl.list {
- if p.fullName == currentName {
- pl.current = uint(ind)
- found = true
- break
- }
- }
- if !found {
- pl.current = 0
- pl.Refresh()
- fmt.Fprintln(WRITER, pl.JSON())
- }
-}
-
-func (pl *availablePlayers) Reload() error {
- var buses []string
- err := pl.conn.BusObject().Call("org.freedesktop.DBus.ListNames", 0).Store(&buses)
- if err != nil {
- return err
- }
- for _, name := range buses {
- // Don't add playerctld, it just duplicates other players
- if strings.HasPrefix(name, INTERFACE) && !strings.Contains(name, "playerctld") {
- pl.New(name)
- }
- }
- return nil
-}
-
-func (pl *availablePlayers) New(name string) {
- pl.list = append(pl.list, NewPlayer(pl.conn, name))
- if AUTOFOCUS {
- pl.current = uint(len(pl.list) - 1)
- }
-}
-
-func (pl *availablePlayers) Sort() {
- sort.Sort(pl.list)
- pl.current = 0
-}
-
-func (pl *availablePlayers) Refresh() {
- for i := range pl.list {
- pl.list[i].Refresh()
- }
-}
-
-func (pl *availablePlayers) JSON() string {
- if len(pl.list) != 0 {
- return pl.list[pl.current].JSON()
+func (pl *players) JSON() string {
+ if len(pl.mpris2.List) != 0 {
+ return playerJSON(pl.mpris2.List[pl.mpris2.Current])
}
return "{}"
}
-func (pl *availablePlayers) Next() {
- pl.list[pl.current].player.Call(INTERFACE+".Player.Next", 0)
-}
+func (pl *players) Next() { pl.mpris2.List[pl.mpris2.Current].Next() }
-func (pl *availablePlayers) Prev() {
- pl.list[pl.current].player.Call(INTERFACE+".Player.Previous", 0)
-}
+func (pl *players) Prev() { pl.mpris2.List[pl.mpris2.Current].Previous() }
-func (pl *availablePlayers) Toggle() {
- pl.list[pl.current].player.Call(INTERFACE+".Player.PlayPause", 0)
-}
+func (pl *players) Toggle() { pl.mpris2.List[pl.mpris2.Current].Toggle() }
func main() {
logfile, err := os.OpenFile(LOGFILE, os.O_CREATE|os.O_APPEND|os.O_RDWR, 0666)
@@ -421,18 +172,6 @@ func main() {
}
os.Exit(0)
}
- conn, err := dbus.SessionBus()
- if err != nil {
- log.Fatalln("Error connecting to DBus:", err)
- }
- players := &availablePlayers{
- conn: conn,
- }
- players.Reload()
- players.Sort()
- players.Refresh()
- fmt.Fprintln(WRITER, players.JSON())
- lastLine := ""
// fmt.Println("New array", players)
// Start command listener
if _, err := os.Stat(SOCK); err == nil {
@@ -486,6 +225,16 @@ func main() {
os.Remove(OUTFILE)
}
}
+ conn, err := dbus.SessionBus()
+ if err != nil {
+ log.Fatalln("Error connecting to DBus:", err)
+ }
+ players := &players{
+ mpris2: mpris2.NewMpris2(conn, INTERPOLATE, POLL, AUTOFOCUS),
+ }
+ players.mpris2.Reload()
+ players.mpris2.Sort()
+ lastLine := ""
go func() {
listener, err := net.Listen("unix", SOCK)
c := make(chan os.Signal, 1)
@@ -518,26 +267,24 @@ func main() {
command := string(buf[0:nr])
switch command {
case "player-next":
- length := len(players.list)
+ length := len(players.mpris2.List)
if length != 1 {
- if players.current < uint(length-1) {
- players.current++
+ if players.mpris2.Current < uint(length-1) {
+ players.mpris2.Current++
} else {
- players.current = 0
+ players.mpris2.Current = 0
}
- players.Refresh()
- fmt.Fprintln(WRITER, players.JSON())
+ players.mpris2.Refresh()
}
case "player-prev":
- length := len(players.list)
+ length := len(players.mpris2.List)
if length != 1 {
- if players.current != 0 {
- players.current--
+ if players.mpris2.Current != 0 {
+ players.mpris2.Current--
} else {
- players.current = uint(length - 1)
+ players.mpris2.Current = uint(length - 1)
}
- players.Refresh()
- fmt.Fprintln(WRITER, players.JSON())
+ players.mpris2.Refresh()
}
case "next":
players.Next()
@@ -546,21 +293,7 @@ func main() {
case "toggle":
players.Toggle()
case "list":
- resp := ""
- pad := 0
- i := len(players.list)
- for i != 0 {
- i /= 10
- pad++
- }
- for i, p := range players.list {
- symbol := ""
- if uint(i) == players.current {
- symbol = "*"
- }
- resp += fmt.Sprintf("%0"+strconv.Itoa(pad)+"d%s: Name: %s; Playing: %t; PID: %d\n", i, symbol, p.fullName, p.playing, p.pid)
- }
- con.Write([]byte(resp))
+ con.Write([]byte(players.mpris2.String()))
case "share":
out, err := os.Create(OUTFILE)
if err != nil {
@@ -573,45 +306,24 @@ func main() {
}
}
}()
-
- conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_NOC)
- conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_PC)
+ go players.mpris2.Listen()
if SHOW_POS {
go func() {
for {
time.Sleep(POLL * time.Second)
- if len(players.list) != 0 {
- if players.list[players.current].playing {
+ if len(players.mpris2.List) != 0 {
+ if players.mpris2.List[players.mpris2.Current].Playing {
go fmt.Fprintln(WRITER, players.JSON())
}
}
}
}()
}
- c := make(chan *dbus.Signal, 10)
- conn.Signal(c)
- for v := range c {
- // fmt.Printf("SIGNAL: Sender %s, Path %s, Name %s, Body %s\n", v.Sender, v.Path, v.Name, v.Body)
- if strings.Contains(v.Name, "NameOwnerChanged") {
- switch name := v.Body[0].(type) {
- case string:
- var pid uint32
- conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
- // Ignore playerctld again
- if strings.Contains(name, INTERFACE) && !strings.Contains(name, "playerctld") {
- if pid == 0 {
- // fmt.Println("Removing", name)
- players.Remove(name)
- } else {
- // fmt.Println("Adding", name)
- players.New(name)
- }
- }
- }
- } else if strings.Contains(v.Name, "PropertiesChanged") && strings.Contains(v.Body[0].(string), INTERFACE+".Player") {
- players.Refresh()
+ fmt.Fprintln(WRITER, players.JSON())
+ for v := range players.mpris2.Messages {
+ if v.Name == "refresh" {
if AUTOFOCUS {
- players.Sort()
+ players.mpris2.Sort()
}
if l := players.JSON(); l != lastLine {
lastLine = l
@@ -619,4 +331,5 @@ func main() {
}
}
}
+ players.mpris2.Refresh()
}
diff --git a/mpris2client/go.mod b/mpris2client/go.mod
new file mode 100644
index 0000000..75c202d
--- /dev/null
+++ b/mpris2client/go.mod
@@ -0,0 +1,5 @@
+module git.hrfee.pw/hrfee/waybar-mpris/mpris2client
+
+go 1.15
+
+require github.com/godbus/dbus/v5 v5.0.3 // indirect
diff --git a/mpris2client/go.sum b/mpris2client/go.sum
new file mode 100644
index 0000000..4eefd05
--- /dev/null
+++ b/mpris2client/go.sum
@@ -0,0 +1,3 @@
+github.com/godbus/dbus v4.1.0+incompatible h1:WqqLRTsQic3apZUK9qC5sGNfXthmPXzUZ7nQPrNITa4=
+github.com/godbus/dbus/v5 v5.0.3 h1:ZqHaoEF7TBzh4jzPmqVhE/5A1z9of6orkAe5uHoAeME=
+github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
diff --git a/mpris2client/mpris2.go b/mpris2client/mpris2.go
new file mode 100644
index 0000000..8565bd5
--- /dev/null
+++ b/mpris2client/mpris2.go
@@ -0,0 +1,355 @@
+package mpris2client
+
+import (
+ "fmt"
+ "io/ioutil"
+ "sort"
+ "strconv"
+ "strings"
+
+ "github.com/godbus/dbus/v5"
+)
+
+// Various paths and values to use elsewhere.
+const (
+ INTERFACE = "org.mpris.MediaPlayer2"
+ PATH = "/org/mpris/MediaPlayer2"
+ // For the NameOwnerChanged signal.
+ MATCH_NOC = "type='signal',path='/org/freedesktop/DBus',interface='org.freedesktop.DBus',member='NameOwnerChanged'"
+ // For the PropertiesChanged signal. It doesn't match exactly (couldn't get that to work) so we check it manually.
+ MATCH_PC = "type='signal',path='/org/mpris/MediaPlayer2',interface='org.freedesktop.DBus.Properties'"
+ Refresh = "refresh"
+)
+
+var knownPlayers = map[string]string{
+ "plasma-browser-integration": "Browser",
+ "noson": "Noson",
+}
+
+var knownBrowsers = map[string]string{
+ "mozilla": "Firefox",
+ "chrome": "Chrome",
+ "chromium": "Chromium",
+}
+
+// Player represents an active media player.
+type Player struct {
+ Player dbus.BusObject
+ FullName, Name, Title, Artist, AlbumArtist, Album string
+ Position int64
+ pid uint32
+ Playing, Stopped bool
+ metadata map[string]dbus.Variant
+ conn *dbus.Conn
+ poll int
+ interpolate bool
+}
+
+// NewPlayer returns a new player object.
+func NewPlayer(conn *dbus.Conn, name string, interpolate bool, poll int) (p *Player) {
+ playerName := strings.ReplaceAll(name, INTERFACE+".", "")
+ var pid uint32
+ conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
+ for key, val := range knownPlayers {
+ if strings.Contains(name, key) {
+ playerName = val
+ break
+ }
+ }
+ if playerName == "Browser" {
+ file, err := ioutil.ReadFile(fmt.Sprintf("/proc/%d/cmdline", pid))
+ if err == nil {
+ cmd := string(file)
+ for key, val := range knownBrowsers {
+ if strings.Contains(cmd, key) {
+ playerName = val
+ break
+ }
+ }
+ }
+ }
+ p = &Player{
+ Player: conn.Object(name, PATH),
+ conn: conn,
+ Name: playerName,
+ FullName: name,
+ pid: pid,
+ interpolate: interpolate,
+ poll: poll,
+ }
+ p.Refresh()
+ return
+}
+
+func (p *Player) String() string {
+ return fmt.Sprintf("Name: %s; Playing: %t; PID: %d", p.FullName, p.Playing, p.pid)
+}
+
+// Refresh grabs playback info.
+func (p *Player) Refresh() (err error) {
+ val, err := p.Player.GetProperty(INTERFACE + ".Player.PlaybackStatus")
+ if err != nil {
+ p.Playing = false
+ p.Stopped = false
+ p.metadata = map[string]dbus.Variant{}
+ p.Title = ""
+ p.Artist = ""
+ p.AlbumArtist = ""
+ p.Album = ""
+ return
+ }
+ strVal := val.String()
+ if strings.Contains(strVal, "Playing") {
+ p.Playing = true
+ p.Stopped = false
+ } else if strings.Contains(strVal, "Paused") {
+ p.Playing = false
+ p.Stopped = false
+ } else {
+ p.Playing = false
+ p.Stopped = true
+ }
+ metadata, err := p.Player.GetProperty(INTERFACE + ".Player.Metadata")
+ if err != nil {
+ p.metadata = map[string]dbus.Variant{}
+ p.Title = ""
+ p.Artist = ""
+ p.AlbumArtist = ""
+ p.Album = ""
+ return
+ }
+ p.metadata = metadata.Value().(map[string]dbus.Variant)
+ switch artist := p.metadata["xesam:artist"].Value().(type) {
+ case []string:
+ p.Artist = strings.Join(artist, ", ")
+ case string:
+ p.Artist = artist
+ default:
+ p.Artist = ""
+ }
+ switch albumArtist := p.metadata["xesam:albumArtist"].Value().(type) {
+ case []string:
+ p.AlbumArtist = strings.Join(albumArtist, ", ")
+ case string:
+ p.AlbumArtist = albumArtist
+ default:
+ p.AlbumArtist = ""
+ }
+ switch title := p.metadata["xesam:title"].Value().(type) {
+ case string:
+ p.Title = title
+ default:
+ p.Title = ""
+ }
+ switch album := p.metadata["xesam:album"].Value().(type) {
+ case string:
+ p.Album = album
+ default:
+ p.Album = ""
+ }
+ return nil
+}
+
+func µsToString(µs int64) string {
+ seconds := int(µs / 1e6)
+ minutes := int(seconds / 60)
+ seconds -= minutes * 60
+ return fmt.Sprintf("%02d:%02d", minutes, seconds)
+}
+
+// StringPosition figures out the track position in MM:SS/MM:SS, interpolating the value if necessary.
+func (p *Player) StringPosition() string {
+ // position is in microseconds so we prob need int64 to be safe
+ v := p.metadata["mpris:length"].Value()
+ var l int64
+ if v != nil {
+ l = v.(int64)
+ } else {
+ return ""
+ }
+ length := µsToString(l)
+ if length == "" {
+ return ""
+ }
+ pos, err := p.Player.GetProperty(INTERFACE + ".Player.Position")
+ if err != nil {
+ return ""
+ }
+ position := µsToString(pos.Value().(int64))
+ if position == "" {
+ return ""
+ }
+ if p.interpolate && position == µsToString(p.Position) {
+ np := p.Position + int64(p.poll*1e6)
+ position = µsToString(np)
+ }
+ p.Position = pos.Value().(int64)
+ return position + "/" + length
+}
+
+// Next requests the next track.
+func (p *Player) Next() { p.Player.Call(INTERFACE+".Player.Next", 0) }
+
+// Previous requests the previous track.
+func (p *Player) Previous() { p.Player.Call(INTERFACE+".Player.Previous", 0) }
+
+// Toggle requests play/pause
+func (p *Player) Toggle() { p.Player.Call(INTERFACE+".Player.PlayPause", 0) }
+
+type Message struct {
+ Name, Value string
+}
+
+type PlayerArray []*Player
+
+func (ls PlayerArray) Len() int {
+ return len(ls)
+}
+
+func (ls PlayerArray) Less(i, j int) bool {
+ var states [2]uint8
+ for i, p := range []bool{ls[i].Playing, ls[j].Playing} {
+ if p {
+ states[i] = 1
+ }
+ }
+ // Reverse order
+ return states[0] > states[1]
+}
+
+func (ls PlayerArray) Swap(i, j int) {
+ ls[i], ls[j] = ls[j], ls[i]
+}
+
+type Mpris2 struct {
+ List PlayerArray
+ Current uint
+ conn *dbus.Conn
+ Messages chan Message
+ interpolate bool
+ poll int
+ autofocus bool
+}
+
+func NewMpris2(conn *dbus.Conn, interpolate bool, poll int, autofocus bool) *Mpris2 {
+ return &Mpris2{
+ List: PlayerArray{},
+ Current: 0,
+ conn: conn,
+ Messages: make(chan Message),
+ interpolate: interpolate,
+ poll: poll,
+ }
+}
+
+// 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".
+func (pl *Mpris2) Listen() {
+ c := make(chan *dbus.Signal, 10)
+ pl.conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_NOC)
+ pl.conn.BusObject().Call("org.freedesktop.DBus.AddMatch", 0, MATCH_PC)
+ pl.conn.Signal(c)
+ for v := range c {
+ if strings.Contains(v.Name, "NameOwnerChanged") {
+ switch name := v.Body[0].(type) {
+ case string:
+ var pid uint32
+ pl.conn.BusObject().Call("org.freedesktop.DBus.GetConnectionUnixProcessID", 0, name).Store(&pid)
+ // Ignore playerctld again
+ if strings.Contains(name, INTERFACE) && !strings.Contains(name, "playerctld") {
+ if pid == 0 {
+ pl.Remove(name)
+ pl.Messages <- Message{Name: "remove", Value: name}
+ } else {
+ pl.New(name)
+ pl.Messages <- Message{Name: "add", Value: name}
+ }
+ }
+ }
+ } else if strings.Contains(v.Name, "PropertiesChanged") && strings.Contains(v.Body[0].(string), INTERFACE+".Player") {
+ pl.Refresh()
+ }
+ }
+}
+
+func (pl *Mpris2) Remove(fullName string) {
+ currentName := pl.List[pl.Current].FullName
+ var i int
+ found := false
+ for ind, p := range pl.List {
+ if p.FullName == fullName {
+ i = ind
+ found = true
+ break
+ }
+ }
+ if !found {
+ return
+ }
+ pl.List[0], pl.List[i] = pl.List[i], pl.List[0]
+ pl.List = pl.List[1:]
+ found = false
+ for ind, p := range pl.List {
+ if p.FullName == currentName {
+ pl.Current = uint(ind)
+ found = true
+ break
+ }
+ }
+ if !found {
+ pl.Current = 0
+ pl.Refresh()
+ //fmt.Fprintln(WRITER, pl.JSON())
+ }
+}
+
+func (pl *Mpris2) Reload() error {
+ var buses []string
+ err := pl.conn.BusObject().Call("org.freedesktop.DBus.ListNames", 0).Store(&buses)
+ if err != nil {
+ return err
+ }
+ for _, name := range buses {
+ // Don't add playerctld, it just duplicates other players
+ if strings.HasPrefix(name, INTERFACE) && !strings.Contains(name, "playerctld") {
+ pl.New(name)
+ }
+ }
+ return nil
+}
+
+func (pl *Mpris2) String() string {
+ resp := ""
+ pad := 0
+ i := len(pl.List)
+ for i != 0 {
+ i /= 10
+ pad++
+ }
+ for i, p := range pl.List {
+ symbol := ""
+ if uint(i) == pl.Current {
+ symbol = "*"
+ }
+ resp += fmt.Sprintf("%0"+strconv.Itoa(pad)+"d", i) + symbol + ": " + p.String() + "\n"
+ }
+ return resp
+}
+
+func (pl *Mpris2) New(name string) {
+ pl.List = append(pl.List, NewPlayer(pl.conn, name, pl.interpolate, pl.poll))
+ if pl.autofocus {
+ pl.Current = uint(len(pl.List) - 1)
+ }
+}
+
+func (pl *Mpris2) Sort() {
+ sort.Sort(pl.List)
+ pl.Current = 0
+}
+
+func (pl *Mpris2) Refresh() {
+ for i := range pl.List {
+ pl.List[i].Refresh()
+ }
+ pl.Messages <- Message{Name: "refresh", Value: ""}
+}
diff --git a/waybar-mpris b/waybar-mpris
index 7429a6b..075703f 100755
--- a/waybar-mpris
+++ b/waybar-mpris
Binary files differ
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 18:00:51 +0000