' =========== ' LocalizeM3U ' =========== ' Version 1.0.0.4 - March 26th 2015 ' Copyright © Steve MacGuire 2011-2015 ' http://samsoft.org.uk/iTunes/LocalizeM3U.vbs ' Please visit http://samsoft.org.uk/iTunes/scripts.asp for updates ' ======= ' Licence ' ======= ' This program is free software: you can redistribute it and/or modify it under the terms ' of the GNU General Public License as published by the Free Software Foundation, either ' version 3 of the License, or (at your option) any later version. ' This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; ' without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. ' See the GNU General Public License for more details. ' Please visit http://www.gnu.org/licenses/gpl-3.0-standalone.html to view the GNU GPLv3 licence. ' =========== ' Description ' =========== ' Removes absolute path references from an .m3u/.m3u8 playlist ' Written in response to this ASC thread: https://discussions.apple.com/thread/3583280?tstart=0 ' Related scripts: ImportM3U, LocaliseM3U, LocalizeM3U, RelativeM3U ' ========= ' ChangeLog ' ========= ' Version 1.0.0.1 - Initial version ' Version 1.0.0.2 - Extended to optionally preserve two levels of folders ' Version 1.0.0.3 - Removed unnecessary invocation of iTunes ' Version 1.0.0.4 - Extend to process .m3u8 files ' ========== ' To-do List ' ========== ' Add more things to do ' ============================= ' Declare constants & variables ' ============================= Option Explicit Dim Intro,Outro,Check ' Confirmation and reporing Dim PB,Prog,Debug ' Control the progress bar Dim Clock,T1,T2,Timing ' The secret of great comedy Dim iTunes ' Handle to iTunes application Dim Count ' The number of tracks Dim P,S,U ' Counters Dim nl,tab ' New line/tab strings Dim Quit ' Used to abort script Const Title="Localize M3U" Const Summary="Drag an M3U file onto this script to remove absolute path references." Dim Drive ' A drivespec Dim FilePath ' Path of file to import Dim Folder ' Folder containing playlist Dim FSO ' Handle to FileSystemObject Dim Playlist ' The name of the Playlist being processed Dim Relative ' True if paths will include Artist and Album folder, false to use files local to the M3U ' ======================= ' Initialise user options ' ======================= Intro=True ' Set false to skip initial prompts, avoid if non-reversible actions Outro=True ' Produce summary report Check=True ' Track-by-track confirmation Prog=False ' Display progress bar Debug=True ' Include any debug messages in progress bar Timing=True ' Display running time Relative=False ' Create Relative (2 subfolders) or Local pathnames Dim Ext ' Used for working file extension ' ============ ' Main program ' ============ Init ' Set things up Action ' Main process Results ' Summary ' =================== ' End of main program ' =================== ' =============================== ' Declare subroutines & functions ' =============================== ' Note: The bulk of the code in this script is concerned with making sure that only suitable tracks are processed by ' the following module and supporting numerous options for track selection, confirmation, progress and results. ' Loop through the input file ' Modified 2015-03-26 Sub Action Dim C,F,File,Folder,I,L,Line,List,N,R,T,Temp,TempPath F=True C=0 I=0 L=InstrRev(FilePath,"\") Folder=Left(FilePath,L) TempPath=Folder & Playlist & ".tmp" ' Pass 1 - Count the number of potential tracks to add Set File=FSO.OpenTextFile(FilePath,1) Do While Not File.AtEndOfStream Line=Trim(File.ReadLine) If Line<>"" And Left(Line,1)<>"#" Then ' If Prog Then PB.Step True C=C+1 End If If Quit Then Exit Do Loop File.Close ' Confirmation dialogs If C=0 Then T="The playlist file " & Playlist & Ext & " contains no entries!" T=T & nl & nl & "No modification is required." MsgBox T,vbExclamation,Title WScript.Quit ElseIf Intro Then T="Modify the playlist " & Playlist & Ext & nl T=T & "processing the " & C & Plural(C," entries"," entry") & " in it" & nl T=T & "to remove the absolute path" & nl & "references?" R=MsgBox(T,vbOKCancel+vbQuestion,Title) If R<>vbOK Then WScript.Quit End If Count=C If Prog Then ' Create ProgessBar Set PB=New ProgBar PB.Show End If Clock=0 : StartTimer ' Pass 2 - Add the tracks to the temp playlist Set File=FSO.OpenTextFile(FilePath, 1) Set Temp=FSO.CreateTextFile(TempPath,True) Do While Not File.AtEndOfStream Line=Trim(File.ReadLine) If Line<>"" Then If Prog Then PB.SetStatus Status(I) PB.Progress I-1,Count End If If Left(Line,1)="#" Then Temp.WriteLine Line Else L=InstrRev(Line,"\") ' Locate file If L>0 Then If Relative Then L=InstrRev(Line,"\",L-1) ' Locate album If L>0 Then L=InstrRev(Line,"\",L-1) ' Locate artist End If Temp.WriteLine Mid(Line,L+1) U=U+1 Else Temp.WriteLine Line S=S+1 End If I=I+1 End If End If If Quit Then Exit Do Loop File.Close Temp.Close P=I StopTimer 'Replace original playlist with updated temp copy If Quit=False Then FSO.CopyFile TempPath,FilePath FSO.DeleteFile TempPath End If If Prog And Not Quit Then PB.Progress Count,Count WScript.Sleep 1000 PB.Close End If End Sub ' Custom info message for progress bar ' Modified 2011-10-21 Function Info(T) Info="Adding: " & T End Function ' Initialisation routine ' Modified 2015-03-26 Sub Init Dim S1,S2 ' Initialise global variables P=0 S=0 U=0 nl=vbCrLf tab=Chr(9) ' Initialise global objects If WScript.Arguments.Count=0 Then MsgBox Summary,vbCritical,Title WScript.Quit End If If WScript.Arguments.Count>1 Then MsgBox "Drag a single M3U or M3U8 file onto this script to remove any absolute file references.",vbCritical,Title WScript.Quit End If Filepath=WScript.Arguments.Item(0) S1=InstrRev(FilePath,"\") S2=InstrRev(FilePath,".") Playlist=Mid(FilePath,S1+1,S2-S1-1) Folder=Left(FilePath,S1) Ext=LCase(Mid(FilePath,S2)) If Mid(Folder,2,1)=":" Then Drive=Left(Folder,2) ElseIf Left(Folder,2)="\\" Then S1=Instr(3,Folder,"\") S2=Instr(S1+1,Folder,"\") Drive=Left(Folder,S2-1) Else Drive="" End If If Ext<>".m3u" And Ext<>".m3u8" Then MsgBox Summary,vbCritical,Title WScript.Quit End If Set FSO=CreateObject("Scripting.FileSystemObject") 'Set iTunes=CreateObject("iTunes.Application") End Sub ' Output report ' Modified 2015-03-26 Sub Results If Not(Outro) Then Exit Sub Dim T T=P & Plural(P," entries were"," entry was") & " processed in the " & nl & playlist & Ext & " playlist" If U+S>0 Then T=T & ", of which" & nl If U>0 Then T=T & U & Plural(U," entries were"," entry was") & " updated" If U>0 and S>0 Then T=T & " and" & nl If S>0 Then T=T & S & " unchanged " & Plural(S,"entries were","entry was") & " ignored" T=T & "." If Timing Then T=T & nl & nl If Check Then T=T & "Processing" Else T=T & "Running" T=T & " time: " & FormatTime(Clock) End If MsgBox T,vbInformation,Title End Sub ' Custom status message for progress bar ' Modified 2011-10-21 Function Status(N) Status="Processing " & N & " of " & Count End Function ' ============================================ ' Reusable Library Routines for iTunes Scripts ' ============================================ ' Modified 2011-10-24 ' Format time interval from x.xx seconds to hh:mm:ss ' Modified 2011-10-08 Function FormatTime(T) If T<0 Then T=T+86400 ' Watch for timer running over midnight If T<10 Then FormatTime=FormatNumber(T,2) & " seconds" ElseIf T<60 Then FormatTime=Int(T) & " seconds" Else Dim H,M,S S=T Mod 60 M=(T\60) Mod 60 ' \ = Div operator for integer division 'S=Right("0" & (T Mod 60),2) 'M=Right("0" & ((T\60) Mod 60),2) ' \ = Div operator for integer division H=T\3600 If H>0 Then FormatTime=H & Plural(H," hours "," hour ") & M & Plural(M," mins"," min") 'FormatTime=H & ":" & M & ":" & S Else FormatTime=M & Plural(M," mins "," min ") & S & Plural(S," secs"," sec") 'FormatTime=M & " :" & S 'If Left(FormatTime,1)="0" Then FormatTime=Mid(FormatTime,2) End If End If End Function ' Initialise track selections, quit script if track selection is out of bounds or user aborts ' Modified 2011-10-17 Sub GetTracks Dim Q,R ' Initialise global variables nl=vbCrLf : tab=Chr(9) : Quit=False M=0 : P=0 : S=0 : U=0 : V=0 ' Initialise global objects Set iTunes=CreateObject("iTunes.Application") Set Tracks=iTunes.SelectedTracks ' Get current selection If Named Or Tracks Is Nothing Then ' or use a named playlist If Source<>"" Then Named=True If Source="Library" Then ' Get library playlist... Set Tracks=iTunes.LibraryPlaylist.Tracks Else ' or named playlist On Error Resume Next ' Attempt to fall back to current selection for non-existent source Set Tracks=iTunes.LibrarySource.Playlists.ItemByName(Source).Tracks On Error Goto 0 If Tracks is Nothing Then ' Fall back Named=False Source=iTunes.BrowserWindow.SelectedPlaylist.Name Set Tracks=iTunes.SelectedTracks If Tracks is Nothing Then Set Tracks=iTunes.BrowserWindow.SelectedPlaylist.Tracks End If End If End If End If If Named And Tracks.Count=0 Then ' Quit if no tracks in named source If Intro Then MsgBox "The playlist " & Source & " is empty, there is nothing to do",vbExclamation,Title WScript.Quit End If ' Check there is a suitable number of suitable tracks to work with Count=Tracks.Count If CountMax And Max>0) Then If Max=0 Then MsgBox "Please select " & Min & " or more tracks in iTunes before calling this script!",0,Title WScript.Quit Else MsgBox "Please select between " & Min & " and " & Max & " tracks in iTunes before calling this script!",0,Title WScript.Quit End If End If ' Check if the user wants to proceed and how Q=Summary If Q<>"" Then Q=Q & nl & nl If Warn>0 And Count>Warn Then Intro=True Q=Q & "WARNING!" & nl & "Are you sure you want to process " & Count & " tracks" Else Q=Q & "Process " & Count & " track" & Plural(Count,"s","") End If If Named Then Q=Q & nl & "from the " & Source & " playlist" Q=Q & "?" If Intro Or (Prog And UAC) Then If Check Then Q=Q & nl & nl Q=Q & "Yes" & tab & ": Process track" & Plural(Count,"s","") & " automatically" & nl Q=Q & "No" & tab & ": Preview & confirm each action" & nl Q=Q & "Cancel" & tab & ": Abort script" End If If Kimo Then Q=Q & nl & nl & "NB: Disable ''Keep iTunes Media folder organised'' preference before use." If Prog And UAC Then Q=Q & nl & nl & "NB: Disable User Access Control to allow progess bar to operate" & nl Q=Q & "or change the declaration ''Prog=True'' to ''Prog=False''." Prog=False End If If Check Then R=MsgBox(Q,vbYesNoCancel+vbQuestion,Title) Else R=MsgBox(Q,vbOKCancel+vbQuestion,Title) End If If R=vbCancel Then WScript.Quit If R=vbYes or R=vbOK Then Check=False Else Check=True End If End If If Check Then Prog=False ' Suppress progress bar if prompting for user input End Sub ' Return relevant string depending on whether value is plural or singular ' Modified 2011-10-04 Function Plural(V,P,S) If V=1 Then Plural=S Else Plural=P End Function ' Loop through track selection processing suitable items ' Modified 2011-10-21 Sub ProcessTracks Dim C,I,N,Q,R,T N=0 If Prog Then ' Create ProgessBar Set PB=New ProgBar PB.Show End If Clock=0 : StartTimer For I=Count To 1 Step -1 ' Work backwards in case edit removes item from selection N=N+1 If Prog Then PB.SetStatus Status(N) PB.Progress N-1,Count End If Set T=Tracks.Item(I) If Prog Then PB.SetInfo Info(T) If T.Kind=1 Then ' Ignore tracks which can't change If Updateable(T) Then ' Ignore tracks which won't change If Check Then ' Track by track confirmation Q=Prompt(T) StopTimer ' Don't time user inputs R=MsgBox(Q,vbYesNoCancel+vbQuestion,Title) StartTimer Select Case R Case vbYes C=True Case vbNo C=False S=S+1 ' Increment skipped tracks Case Else Quit=True Exit For End Select Else C=True End If If C Then ' We have a valid track, now do something with it Action T End If Else V=V+1 ' Increment unchanging tracks End If End If P=P+1 ' Increment processed tracks If Quit Then Exit For ' Abort loop on user request Next StopTimer If Prog And Not Quit Then PB.Progress Count,Count WScript.Sleep 500 PB.Close End If End Sub ' Output report ' Modified 2011-10-24 Sub Report If Not Outro Then Exit Sub Dim T If Quit Then T="Script aborted!" & nl & nl Else T="" T=T & P & " track" & Plural(P,"s","") If P0 Then T=T & V & " did not need updating" If (U>0)+(S>0)+(M>0)<-1 Then T=T & "," & nl ElseIf (U>0)+(S>0)+(M>0)=-1 Then T=T & " and" & nl End If End If If U>0 Or V=0 Then T=T & U & Plural(U," were"," was") & " updated" If (S>0)+(M>0)<-1 Then T=T & "," & nl ElseIf (S>0)+(M>0)=-1 Then T=T & " and" & nl End If End If If S>0 Then T=T & S & Plural(S," were"," was") & " skipped" If M>0 Then T=T & " and" & nl End If If M>0 Then T=T & M & Plural(M," were"," was") & " missing" T=T & "." If Timing Then T=T & nl & nl If Check Then T=T & "Processing" Else T=T & "Running" T=T & " time: " & FormatTime(Clock) End If MsgBox T,vbInformation,Title End Sub ' Start timing event ' Modified 2011-10-08 Sub StartEvent T2=Timer End Sub ' Start timing session ' Modified 2011-10-08 Sub StartTimer T1=Timer End Sub ' Stop timing event and display elapsed time in debug section of Progress Bar ' Modified 2011-10-08 Sub StopEvent If Prog Then T2=Timer-T2 If T2<0 Then T2=T2+86400 ' Watch for timer running over midnight If Debug Then PB.SetDebug "
Last iTunes call took " & FormatNumber(T2,3) & " seconds" End If End Sub ' Stop timing session and add elapased time to running clock ' Modified 2011-10-08 Sub StopTimer Clock=Clock+Timer-T1 If Clock<0 Then Clock=Clock+86400 ' Watch for timer running over midnight End Sub ' Detect if User Access Control is enabled, UAC prevents use of progress bar ' Modified 2011-10-18 Function UAC Const HKEY_LOCAL_MACHINE=&H80000002 Const KeyPath="Software\Microsoft\Windows\CurrentVersion\Policies\System" Const KeyName="EnableLUA" Dim Reg,Value Set Reg=GetObject("winmgmts:{impersonationLevel=impersonate}!\\.\root\default:StdRegProv") ' Use . for local computer, otherwise could be computer name or IP address Reg.GetDWORDValue HKEY_LOCAL_MACHINE,KeyPath,KeyName,Value ' Get current property If IsNull(Value) Then UAC=False Else UAC=(Value<>0) End Function ' ================== ' Progress Bar Class ' ================== ' Progress/activity bar for vbScript implemented via IE automation ' Can optionally rebuild itself if closed or abort the calling script ' Modified 2011-10-16 Class ProgBar Public Cells,Height,Width,Respawn,Title,Version Private Active,Blank,Dbg,Filled(),FSO,IE,Info,NextOn,NextOff,Status,SHeight,SWidth,Temp ' User has closed progress bar, abort or respwan? ' Modified 2011-10-09 Public Sub Cancel() If Respawn And Active Then Active=False If Respawn=1 Then Show ' Ignore user's attempt to close and respawn Else Dim R StopTimer ' Don't time user inputs R=MsgBox("Abort Script?",vbExclamation+vbYesNoCancel,Title) StartTimer If R=vbYes Then On Error Resume Next CleanUp Respawn=False Quit=True ' Global flag allows main program to complete current task before exiting Else Show ' Recreate box if closed End If End If End If End Sub ' Delete temporary html file ' Modified 2011-10-04 Private Sub CleanUp() FSO.DeleteFile Temp ' Delete temporary file End Sub ' Close progress bar and tidy up ' Modified 2011-10-04 Public Sub Close() On Error Resume Next ' Ignore errors caused by closed object If Active Then Active=False ' Ignores second call as IE object is destroyed IE.Quit ' Remove the progess bar CleanUp End If End Sub ' Initialize object properties ' Modified 2011-10-16 Private Sub Class_Initialize() Dim I,Items,strComputer,WMI ' Get width & height of screen for centering ProgressBar strComputer="." Set WMI=GetObject("winmgmts:\\" & strComputer & "\root\cimv2") Set Items=WMI.ExecQuery("Select * from Win32_OperatingSystem",,48) 'Get the OS version number (first two) For Each I in Items Version=Left(I.Version,3) Next Set Items=WMI.ExecQuery ("Select * From Win32_DisplayConfiguration") For Each I in Items SHeight=I.PelsHeight SWidth=I.PelsWidth Next If Debug Then Height=140 ' Height of containing div Else Height=100 ' Reduce height if no debug area End If Width=300 ' Width of containing div Respawn=True ' ProgressBar will attempt to resurect if closed Blank=String(50,160) ' Blanks out "Internet Explorer" from title Cells=25 ' No. of units in ProgressBar, resize window if using more cells ReDim Filled(Cells) ' Array holds current state of each cell For I=0 To Cells-1 Filled(I)=False Next NextOn=0 ' Next cell to be filled if busy cycling NextOff=Cells-5 ' Next cell to be cleared if busy cycling Dbg=" " ' Initital value for debug text Info=" " ' Initital value for info text Status=" " ' Initital value for status text Title="Progress Bar" ' Initital value for title text Set FSO=CreateObject("Scripting.FileSystemObject") ' File System Object Temp=FSO.GetSpecialFolder(2) & "\ProgBar.htm" ' Path to Temp file End Sub ' Tidy up if progress bar object is destroyed ' Modified 2011-10-04 Private Sub Class_Terminate() Close End Sub ' Display the bar filled in proportion X of Y ' Modified 2011-10-18 Public Sub Progress(X,Y) Dim F,I,L,S,Z If X<0 Or X>Y Or Y<=0 Then MsgBox "Invalid call to ProgessBar.Progress, variables out of range!",vbExclamation,Title Exit Sub End If Z=Int(X/Y*(Cells)) If Z=NextOn Then Exit Sub If Z=NextOn+1 Then Step False Else If Z>NextOn Then F=0 : L=Cells-1 : S=1 Else F=Cells-1 : L=0 : S=-1 End If For I=F To L Step S If I>=Z Then SetCell I,False Else SetCell I,True End If Next NextOn=Z End If End Sub ' Clear progress bar ready for reuse ' Modified 2011-10-16 Public Sub Reset Dim C For C=Cells-1 To 0 Step -1 IE.Document.All.Item("P",C).classname="empty" Filled(C)=False Next NextOn=0 NextOff=Cells-5 End Sub ' Directly set or clear a cell ' Modified 2011-10-16 Public Sub SetCell(C,F) On Error Resume Next ' Ignore errors caused by closed object If F And Not Filled(C) Then Filled(C)=True IE.Document.All.Item("P",C).classname="filled" ElseIf Not F And Filled(C) Then Filled(C)=False IE.Document.All.Item("P",C).classname="empty" End If End Sub ' Set text in the Dbg area ' Modified 2011-10-04 Public Sub SetDebug(T) On Error Resume Next ' Ignore errors caused by closed object Dbg=T IE.Document.GetElementById("Debug").InnerHTML=T End Sub ' Set text in the info area ' Modified 2011-10-04 Public Sub SetInfo(T) On Error Resume Next ' Ignore errors caused by closed object Info=T IE.Document.GetElementById("Info").InnerHTML=T End Sub ' Set text in the status area ' Modified 2011-10-04 Public Sub SetStatus(T) On Error Resume Next ' Ignore errors caused by closed object Status=T IE.Document.GetElementById("Status").InnerHTML=T End Sub ' Set title text ' Modified 2011-10-04 Public Sub SetTitle(T) On Error Resume Next ' Ignore errors caused by closed object Title=T IE.Document.Title=T & Blank End Sub ' Create and display the progress bar ' Modified 2011-10-17 Public Sub Show() Const HKEY_CURRENT_USER=&H80000001 Const KeyPath="Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN" Const KeyName="iexplore.exe" Dim File,I,Reg,State,Value Set Reg=GetObject("winmgmts:{impersonationLevel=impersonate}!\\.\root\default:StdRegProv") ' Use . for local computer, otherwise could be computer name or IP address 'On Error Resume Next ' Ignore possible errors ' Make sure IE is set to allow local content, at least while we get the Progress Bar displayed Reg.GetDWORDValue HKEY_CURRENT_USER,KeyPath,KeyName,Value ' Get current property State=Value ' Preserve current option Value=0 ' Set new option Reg.SetDWORDValue HKEY_CURRENT_USER,KeyPath,KeyName,Value ' Update property 'If Version<>"5.1" Then Prog=False : Exit Sub ' Need to test for Vista/Windows 7 with UAC Set IE=WScript.CreateObject("InternetExplorer.Application","Event_") Set File=FSO.CreateTextFile(Temp, True) With File .WriteLine "" .WriteLine "" & Title & Blank & "" .WriteLine "" .WriteLine "" .WriteLine "" .WriteLine "
" .WriteLine "" .WriteLine "
" & Status & "
" .WriteLine "" ' Write out cells For I=0 To Cells-1 If Filled(I) Then .WriteLine "" Else .WriteLine "" End If Next .WriteLine "
  
" .WriteLine "
" .WriteLine "" & Info & "
" .WriteLine "" & Dbg & "
" .WriteLine "
" End With ' Create IE automation object with generated HTML With IE .width=Width+30 ' Increase if using more cells .height=Height+55 ' Increase to allow more info/debug text If Version>"5.1" Then ' Allow for bigger border in Vista/Widows 7 .width=.width+10 .height=.height+10 End If .left=(SWidth-.width)/2 .top=(SHeight-.height)/2 .navigate "file://" & Temp '.navigate "http://samsoft.org.uk/progbar.htm" .addressbar=False .menubar=False .resizable=False .toolbar=False On Error Resume Next .statusbar=False ' Causes error on Windows 7 or IE 9 On Error Goto 0 .visible=True ' Causes error if UAC is active End With Active=True ' Restore the user's property settings for the registry key Value=State ' Restore option Reg.SetDWORDValue HKEY_CURRENT_USER,KeyPath,KeyName,Value ' Update property Exit Sub End Sub ' Increment progress bar, optionally clearing a previous cell if working as an activity bar ' Modified 2011-10-05 Public Sub Step(Clear) SetCell NextOn,True : NextOn=(NextOn+1) Mod Cells If Clear Then SetCell NextOff,False : NextOff=(NextOff+1) Mod Cells End Sub ' Self-timed shutdown ' Modified 2011-10-05 Public Sub TimeOut(S) Dim I Respawn=False ' Allow uninteruppted exit during countdown For I=S To 2 Step -1 SetDebug "
Closing in " & I & " seconds" & String(I,".") WScript.sleep 1000 Next SetDebug "
Closing in 1 second." WScript.sleep 1000 Close End Sub End Class ' Fires if progress bar window is closed, can't seem to wrap up the handler in the class ' Modified 2011-10-04 Sub Event_OnQuit() PB.Cancel End Sub ' ============== ' End of listing ' ==============