87 lines
2 KiB
Go
87 lines
2 KiB
Go
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package server
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import (
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"errors"
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"github.com/godbus/dbus/v5"
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"github.com/quarckster/go-mpris-server/internal"
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"github.com/quarckster/go-mpris-server/pkg/types"
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)
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type Server struct {
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serviceName string
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Conn *dbus.Conn
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RootAdapter types.OrgMprisMediaPlayer2Adapter
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PlayerAdapter types.OrgMprisMediaPlayer2PlayerAdapter
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stop chan bool
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}
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// Create a new server with a given name and initialize needed data.
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func NewServer(
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name string,
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rootAdapter types.OrgMprisMediaPlayer2Adapter,
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playerAdapter types.OrgMprisMediaPlayer2PlayerAdapter,
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) *Server {
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server := Server{
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serviceName: "org.mpris.MediaPlayer2." + name,
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RootAdapter: rootAdapter,
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PlayerAdapter: playerAdapter,
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stop: make(chan bool, 1),
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}
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return &server
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}
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func (s *Server) exportMethods() error {
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root := internal.NewOrgMprisMediaPlayer2(s.RootAdapter)
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player := internal.NewOrgMprisMediaPlayer2Player(s.PlayerAdapter)
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properties := internal.NewOrgFreedesktopDBusProperties(root, player)
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return internal.ExportMethods(s.Conn, root, player, properties)
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}
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// Start the server and block.
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func (s *Server) Listen() error {
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conn, err := dbus.SessionBus()
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if err != nil {
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return err
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}
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s.Conn = conn
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reply, err := s.Conn.RequestName(s.serviceName, dbus.NameFlagReplaceExisting)
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if err != nil || reply != dbus.RequestNameReplyPrimaryOwner {
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s.Conn.Close()
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return errors.New("Unable to claim " + s.serviceName)
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}
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err = s.exportMethods()
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if err != nil {
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s.Conn.ReleaseName(s.serviceName)
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s.Conn.Close()
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return err
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}
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<-s.stop
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return nil
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}
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// Release the claimed bus name and close the connection.
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func (s *Server) Stop() error {
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if s.Conn == nil {
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return errors.New("server is not started")
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}
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var err error
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err = internal.UnexportMethods(s.Conn)
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if err != nil {
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s.stop <- true
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return err
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}
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_, err = s.Conn.ReleaseName(s.serviceName)
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if err != nil {
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s.stop <- true
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return err
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}
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err = s.Conn.Close()
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if err != nil {
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s.stop <- true
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return err
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}
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s.stop <- true
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return nil
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}
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