Spring RTS Engine

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local function JustTheName(text)
  local EndIndex=(string.find(text,".",string.len(text)-4,true) or 1+string.len(text))-1
  local BeginIndex=1
  repeat
    local NewBeginIndex=string.find(text,"/",BeginIndex,true) or string.find(text,"\\",BeginIndex,true)
    BeginIndex=NewBeginIndex and NewBeginIndex+1 or BeginIndex
  until not NewBeginIndex
  return string.sub(text,BeginIndex,EndIndex)
end

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Spring.Echo("Track: " .. JustTheName(newTrack))

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function widget:GetInfo()
  return {
    name      = "Music",
    desc      = "Plays music",
    author    = "cake, Smoth, zwzsg",
    date      = "Mar 01, 2008, Aug 20 2009",
    license   = "GNU GPL, v2 or later",
    layer     = 0,
    enabled   = true  --  loaded by default?
  }
end

local AllTracks    = VFS.DirList('music/','*.ogg')
local CurrentTrack = nil
local info         = ""

local function JustTheName(text)
  local EndIndex=(string.find(text,".",string.len(text)-4,true) or 1+string.len(text))-1
  local BeginIndex=1
  repeat
    local NewBeginIndex=string.find(text,"/",BeginIndex,true) or string.find(text,"\\",BeginIndex,true)
    BeginIndex=NewBeginIndex and NewBeginIndex+1 or BeginIndex
  until not NewBeginIndex
  return string.sub(text,BeginIndex,EndIndex)
end

function widget:Initialize()
  if not AllTracks or #AllTracks<1 then
    Spring.Echo("No music found!")
  else
    math.randomseed(os.clock())
    math.random()
    math.random()
  end
end

function widget:Shutdown()
  Spring.StopSoundStream()
end

function widget:Update()
  local playedTime, totalTime = Spring.GetSoundStreamTime()
  info = "playedTime="..(playedTime or "nil").."\ntotalTime="..(totalTime or "nil")
  if not playedTime or playedTime==0 and #AllTracks>=1 then
    CurrentTrack = AllTracks[math.random(1, #AllTracks)]
    Spring.PlaySoundStream(CurrentTrack, WG.musicVolume or 0.5)
    Spring.Echo("Track: "..JustTheName(CurrentTrack))
  end
end

function widget:DrawScreen()
  gl.Text(info,0,150,16)
end

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string.match(text,"[^\\/]*$")