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|
unit UFiles;
interface
{$IFDEF FPC}
{$MODE Delphi}
{$ENDIF}
{$I switches.inc}
uses SysUtils,
ULog,
UMusic,
USongs,
USong;
//procedure InitializePaths; //Function sets All Absolute Paths eg. for Songs
//function ReadTXTHeader(var Song: TSong): boolean; //Reads Standard TXT Header
//function AnalyseFile(var Song: TSong): boolean; //Analyse Song File and Read Header
//procedure ClearSong(var Song: TSong); //Clears Song Header values
//Methodes Loading and Saving Songfiles
procedure ResetSingTemp;
//procedure ParseNote(NrCzesci: integer; TypeP: char; StartP, DurationP, NoteP: integer; LyricS: string);
//procedure NewSentence(NrCzesciP: integer; Param1, Param2: integer);
//function LoadSong(Name: string): boolean;
function SaveSong(Song: TSong; Czesc: TCzesci; Name: string; Relative: boolean): boolean;
var
SongFile: TextFile; // all procedures in this unit operates on this file
FileLineNo: integer; //Line which is readed at Last, for error reporting
// variables available for all procedures
Base : array[0..1] of integer;
Rel : array[0..1] of integer;
Mult : integer = 1;
MultBPM : integer = 4;
implementation
uses TextGL,
UIni,
UPlatform,
UMain;
(*
//--------------------
<<<<<<< .mine
=======
// Clears Song Header values
//--------------------
procedure ClearSong(var Song: TSong);
begin
//Main Information
Song.Title := '';
Song.Artist := '';
//Sortings:
Song.Genre := 'Unknown';
Song.Edition := 'Unknown';
Song.Language := 'Unknown'; //Language Patch
//Required Information
Song.Mp3 := '';
{$IFDEF FPC}
setlength( Song.BPM, 0 );
{$ELSE}
Song.BPM := 0;
{$ENDIF}
Song.GAP := 0;
Song.Start := 0;
Song.Finish := 0;
//Additional Information
Song.Background := '';
Song.Cover := '';
Song.Video := '';
Song.VideoGAP := 0;
Song.NotesGAP := 0;
Song.Resolution := 4;
Song.Creator := '';
end;
//--------------------
// Reads Standard TXT Header
//--------------------
function ReadTXTHeader(var Song: TSong): boolean;
var
Line, Identifier, Value: String;
Temp: word;
Done: byte;
begin
Result := true;
Done := 0;
//Read first Line
ReadLn (SongFile, Line);
if (Length(Line)<=0) then
begin
Log.LogError('File Starts with Empty Line: ' + Song.FileName);
Result := False;
Exit;
end;
//Read Lines while Line starts with #
While (Length(Line) = 0) OR (Line[1] = '#') do
begin
//Increase Line Number
Inc (FileLineNo);
Temp := Pos(':', Line);
//Line has a Seperator-> Headerline
if (Temp <> 0) then
begin
//Read Identifier and Value
Identifier := Uppercase(Trim(Copy(Line, 2, Temp - 2))); //Uppercase is for Case Insensitive Checks
Value := Trim(Copy(Line, Temp + 1,Length(Line) - Temp));
//Check the Identifier (If Value is given)
if (Length(Value) <> 0) then
begin
{$IFDEF DARWIN}
if ((Identifier = 'MP3') or (Identifier = 'COVER') or (Identifier = 'BACKGROUND') or (Identifier = 'VIDEO')) then
begin
// Filenames on OS X must be UTF8:
Value := Utf8Encode(Value);
end;
{$ENDIF}
//-----------
//Required Attributes
//-----------
//Title
if (Identifier = 'TITLE') then
begin
Song.Title := Value;
//Add Title Flag to Done
Done := Done or 1;
end
//Artist
else if (Identifier = 'ARTIST') then
begin
Song.Artist := Value;
//Add Artist Flag to Done
Done := Done or 2;
end
//MP3 File //Test if Exists
else if (Identifier = 'MP3') AND (FileExists(Song.Path + Value)) then
begin
Song.Mp3 := Value;
//Add Mp3 Flag to Done
Done := Done or 4;
end
//Beats per Minute
else if (Identifier = 'BPM') then
begin
// Replace . with ,
if (Pos('.', Value) <> 0) then
Value[Pos('.', Value)] := ',';
SetLength(Song.BPM, 1);
Song.BPM[0].StartBeat := 0;
Song.BPM[0].BPM := StrtoFloatDef(Value, 0) * Mult * MultBPM;
if Song.BPM[0].BPM <> 0 then
begin
//Add BPM Flag to Done
Done := Done or 8;
end;
end
//---------
//Additional Header Information
//---------
// Video Gap
else if (Identifier = 'GAP') then
begin
// Replace . with ,
if (Pos('.', Value) <> 0) then
Value[Pos('.', Value)] := ',';
Song.GAP := StrtoFloatDef (Value, 0);
end
//Cover Picture
else if (Identifier = 'COVER') then
begin
Song.Cover := Value;
end
//Background Picture
else if (Identifier = 'BACKGROUND') then
begin
Song.Background := Value;
end
// Video File
else if (Identifier = 'VIDEO') then
begin
if (FileExists(Song.Path + Value)) then
Song.Video := Value
else
Log.LogError('Can''t find Video File in Song: ' + Song.Path + Song.FileName);
end
// Video Gap
else if (Identifier = 'VIDEOGAP') then
begin
// Replace . with ,
if (Pos('.', Value) <> 0) then
Value[Pos('.', Value)] := ',';
Song.VideoGAP := StrtoFloatDef (Value, 0);
end
//Genre Sorting
else if (Identifier = 'GENRE') then
begin
Song.Genre := Value;
end
//Edition Sorting
else if (Identifier = 'EDITION') then
begin
Song.Edition := Value;
end
//Creator Tag
else if (Identifier = 'CREATOR') then
begin
Song.Creator := Value;
end
//Language Sorting
else if (Identifier = 'LANGUAGE') then
begin
Song.Language := Value;
end
// Song Start
else if (Identifier = 'START') then
begin
// Replace . with ,
if (Pos('.', Value) <> 0) then
Value[Pos('.', Value)] := ',';
Song.Start := StrtoFloatDef(Value, 0);
end
// Song Ending
else if (Identifier = 'END') then
begin
TryStrtoInt(Value, Song.Finish);
end
// Resolution
else if (Identifier = 'RESOLUTION') then
begin
TryStrtoInt(Value, Song.Resolution);
end
// Notes Gap
else if (Identifier = 'NOTESGAP') then
begin
TryStrtoInt(Value, Song.NotesGAP);
end
// Relative Notes
else if (Identifier = 'RELATIVE') AND (uppercase(Value) = 'YES') then
begin
Song.Relative := True;
end;
end;
end;
if not EOf(SongFile) then
ReadLn (SongFile, Line)
else
begin
Result := False;
Log.LogError('File Incomplete or not Ultrastar TxT (A): ' + Song.FileName);
break;
end;
{//End on first empty Line
if (Length(Line) = 0) then
break;}
end;
//Check if all Required Values are given
if (Done <> 15) then
begin
Result := False;
if (Done and 8) = 0 then //No BPM Flag
Log.LogError('BPM Tag Missing: ' + Song.FileName)
else if (Done and 4) = 0 then //No MP3 Flag
Log.LogError('MP3 Tag/File Missing: ' + Song.FileName)
else if (Done and 2) = 0 then //No Artist Flag
Log.LogError('Artist Tag Missing: ' + Song.FileName)
else if (Done and 1) = 0 then //No Title Flag
Log.LogError('Title Tag Missing: ' + Song.FileName)
else //unknown Error
Log.LogError('File Incomplete or not Ultrastar TxT (B - '+ inttostr(Done) +'): ' + Song.FileName);
end;
end;
//--------------------
// Analyse Song File and Read Header
//--------------------
function AnalyseFile(var Song: TSong): boolean;
begin
Result := False;
{try }
//Reset LineNo
FileLineNo := 0;
//Open File and set File Pointer to the beginning
AssignFile(SongFile, Song.Path + Song.FileName);
// if assinged( SongFile ) then
begin
try
Reset(SongFile);
//Clear old Song Header
ClearSong(Song);
//Read Header
Result := ReadTxTHeader(Song);
//And Close File
finally
CloseFile(SongFile);
end;
end;
{except
CloseFile(SongFile);
Result := False;
//Error Reporting
Log.LogError('An Error occured reading Line ' + inttostr(FileLineNo) + ' from SongHeader: ' + Song.FileName);
end;}
end;
*)
//--------------------
// Resets the temporary Sentence Arrays for each Player and some other Variables
//--------------------
procedure ResetSingTemp;
var
Pet: integer;
begin
SetLength(Czesci, Length(Player));
for Pet := 0 to High(Player) do begin
SetLength(Czesci[Pet].Czesc, 1);
SetLength(Czesci[Pet].Czesc[0].Nuta, 0);
Czesci[Pet].Czesc[0].Lyric := '';
Czesci[Pet].Czesc[0].LyricWidth := 0;
Player[pet].Score := 0;
Player[pet].IlNut := 0;
Player[pet].HighNut := -1;
end;
//Reset Path and Filename Values to Prevent Errors in Editor
if assigned( CurrentSong ) then
begin
SetLength(CurrentSong.BPM, 0);
CurrentSong.Path := '';
CurrentSong.FileName := '';
end;
// CurrentSong := nil;
end;
//--------------------
// Saves a Song
//--------------------
function SaveSong(Song: TSong; Czesc: TCzesci; Name: string; Relative: boolean): boolean;
var
C: integer;
N: integer;
S: string;
B: integer;
RelativeSubTime: integer;
NoteState: String;
begin
// Relative := true; // override (idea - use shift+S to save with relative)
AssignFile(SongFile, Name);
Rewrite(SongFile);
WriteLn(SongFile, '#TITLE:' + Song.Title + '');
WriteLn(SongFile, '#ARTIST:' + Song.Artist);
if Song.Creator <> '' then WriteLn(SongFile, '#CREATOR:' + Song.Creator);
if Song.Edition <> 'Unknown' then WriteLn(SongFile, '#EDITION:' + Song.Edition);
if Song.Genre <> 'Unknown' then WriteLn(SongFile, '#GENRE:' + Song.Genre);
if Song.Language <> 'Unknown' then WriteLn(SongFile, '#LANGUAGE:' + Song.Language);
WriteLn(SongFile, '#MP3:' + Song.Mp3);
if Song.Cover <> '' then WriteLn(SongFile, '#COVER:' + Song.Cover);
if Song.Background <> '' then WriteLn(SongFile, '#BACKGROUND:' + Song.Background);
if Song.Video <> '' then WriteLn(SongFile, '#VIDEO:' + Song.Video);
if Song.VideoGAP <> 0 then WriteLn(SongFile, '#VIDEOGAP:' + FloatToStr(Song.VideoGAP));
if Song.Resolution <> 4 then WriteLn(SongFile, '#RESOLUTION:' + IntToStr(Song.Resolution));
if Song.NotesGAP <> 0 then WriteLn(SongFile, '#NOTESGAP:' + IntToStr(Song.NotesGAP));
if Song.Start <> 0 then WriteLn(SongFile, '#START:' + FloatToStr(Song.Start));
if Song.Finish <> 0 then WriteLn(SongFile, '#END:' + IntToStr(Song.Finish));
if Relative then WriteLn(SongFile, '#RELATIVE:yes');
WriteLn(SongFile, '#BPM:' + FloatToStr(Song.BPM[0].BPM / 4));
WriteLn(SongFile, '#GAP:' + FloatToStr(Song.GAP));
RelativeSubTime := 0;
for B := 1 to High(CurrentSong.BPM) do
WriteLn(SongFile, 'B ' + FloatToStr(CurrentSong.BPM[B].StartBeat) + ' ' + FloatToStr(CurrentSong.BPM[B].BPM/4));
for C := 0 to Czesc.High do begin
for N := 0 to Czesc.Czesc[C].HighNut do begin
with Czesc.Czesc[C].Nuta[N] do begin
//Golden + Freestyle Note Patch
case Czesc.Czesc[C].Nuta[N].Wartosc of
0: NoteState := 'F ';
1: NoteState := ': ';
2: NoteState := '* ';
end; // case
S := NoteState + IntToStr(Start-RelativeSubTime) + ' ' + IntToStr(Dlugosc) + ' ' + IntToStr(Ton) + ' ' + Tekst;
WriteLn(SongFile, S);
end; // with
end; // N
if C < Czesc.High then begin // don't write end of last sentence
if not Relative then
S := '- ' + IntToStr(Czesc.Czesc[C+1].Start)
else begin
S := '- ' + IntToStr(Czesc.Czesc[C+1].Start - RelativeSubTime) +
' ' + IntToStr(Czesc.Czesc[C+1].Start - RelativeSubTime);
RelativeSubTime := Czesc.Czesc[C+1].Start;
end;
WriteLn(SongFile, S);
end;
end; // C
WriteLn(SongFile, 'E');
CloseFile(SongFile);
end;
end.
|