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-rw-r--r--unicode/src/base/UPlaylist.pas250
1 files changed, 126 insertions, 124 deletions
diff --git a/unicode/src/base/UPlaylist.pas b/unicode/src/base/UPlaylist.pas
index cc983a9e..09c196ef 100644
--- a/unicode/src/base/UPlaylist.pas
+++ b/unicode/src/base/UPlaylist.pas
@@ -34,7 +34,9 @@ interface
{$I switches.inc}
uses
+ Classes,
USong,
+ UPath,
UPathUtils;
type
@@ -47,8 +49,8 @@ type
APlaylistItem = array of TPlaylistItem;
TPlaylist = record
- Name: string;
- Filename: String;
+ Name: UTF8String;
+ Filename: IPath;
Items: APlaylistItem;
end;
@@ -68,20 +70,20 @@ type
Playlists: APlaylist;
constructor Create;
- Procedure LoadPlayLists;
- Function LoadPlayList(Index: Cardinal; const Filename: String): Boolean;
- Procedure SavePlayList(Index: Cardinal);
+ procedure LoadPlayLists;
+ function LoadPlayList(Index: Cardinal; const Filename: IPath): Boolean;
+ procedure SavePlayList(Index: Cardinal);
- Procedure SetPlayList(Index: Cardinal);
+ procedure SetPlayList(Index: Cardinal);
- Function AddPlaylist(const Name: string): Cardinal;
- Procedure DelPlaylist(const Index: Cardinal);
+ function AddPlaylist(const Name: UTF8String): Cardinal;
+ procedure DelPlaylist(const Index: Cardinal);
- Procedure AddItem(const SongID: Cardinal; const iPlaylist: Integer = -1);
- Procedure DelItem(const iItem: Cardinal; const iPlaylist: Integer = -1);
+ procedure AddItem(const SongID: Cardinal; const iPlaylist: Integer = -1);
+ procedure DelItem(const iItem: Cardinal; const iPlaylist: Integer = -1);
- Procedure GetNames(var PLNames: array of string);
- Function GetIndexbySongID(const SongID: Cardinal; const iPlaylist: Integer = -1): Integer;
+ procedure GetNames(var PLNames: array of UTF8String);
+ function GetIndexbySongID(const SongID: Cardinal; const iPlaylist: Integer = -1): Integer;
end;
{Modes:
@@ -95,13 +97,15 @@ type
implementation
-uses USongs,
- ULog,
- UMain,
- //UFiles,
- UGraphic,
- UThemes,
- SysUtils;
+uses
+ SysUtils,
+ USongs,
+ ULog,
+ UMain,
+ UFilesystem,
+ UGraphic,
+ UThemes,
+ UUnicodeUtils;
//----------
//Create - Construct Class - Dummy for now
@@ -117,90 +121,90 @@ end;
//----------
Procedure TPlayListManager.LoadPlayLists;
var
- SR: TSearchRec;
Len: Integer;
PlayListBuffer: TPlayList;
+ Iter: IFileIterator;
+ FileInfo: TFileInfo;
begin
SetLength(Playlists, 0);
- if FindFirst(PlayListPath + '*.upl', 0, SR) = 0 then
+ Iter := FileSystem.FileFind(PlayListPath.Append('*.upl'), 0);
+ while (Iter.HasNext) do
begin
- repeat
- Len := Length(Playlists);
- SetLength(Playlists, Len +1);
+ Len := Length(Playlists);
+ SetLength(Playlists, Len + 1);
+
+ FileInfo := Iter.Next;
- if not LoadPlayList (Len, Sr.Name) then
- SetLength(Playlists, Len)
- else
+ if not LoadPlayList(Len, FileInfo.Name) then
+ SetLength(Playlists, Len)
+ else
+ begin
+ // Sort the Playlists - Insertion Sort
+ PlayListBuffer := Playlists[Len];
+ Dec(Len);
+ while (Len >= 0) AND (CompareText(Playlists[Len].Name, PlayListBuffer.Name) >= 0) do
begin
- // Sort the Playlists - Insertion Sort
- PlayListBuffer := Playlists[Len];
- Dec(Len);
- while (Len >= 0) AND (CompareText(Playlists[Len].Name, PlayListBuffer.Name) >= 0) do
- begin
- Playlists[Len+1] := Playlists[Len];
- Dec(Len);
- end;
- Playlists[Len+1] := PlayListBuffer;
+ Playlists[Len+1] := Playlists[Len];
+ Dec(Len);
end;
-
- until FindNext(SR) <> 0;
- FindClose(SR);
- end;
+ Playlists[Len+1] := PlayListBuffer;
+ end;
+ end;
end;
//----------
//LoadPlayList - Load a Playlist in the Array
//----------
-Function TPlayListManager.LoadPlayList(Index: Cardinal; const Filename: String): Boolean;
- var
- F: TextFile;
- Line: String;
- PosDelimiter: Integer;
- SongID: Integer;
- Len: Integer;
+function TPlayListManager.LoadPlayList(Index: Cardinal; const Filename: IPath): Boolean;
- Function FindSong(Artist, Title: UTF8String): Integer;
+ function FindSong(Artist, Title: UTF8String): Integer;
var I: Integer;
begin
Result := -1;
For I := low(CatSongs.Song) to high(CatSongs.Song) do
begin
- if (CatSongs.Song[I].Title = Title) AND (CatSongs.Song[I].Artist = Artist) then
+ if (CatSongs.Song[I].Title = Title) and (CatSongs.Song[I].Artist = Artist) then
begin
Result := I;
Break;
end;
end;
end;
+
+var
+ TextStream: TTextFileStream;
+ Line: UTF8String;
+ PosDelimiter: Integer;
+ SongID: Integer;
+ Len: Integer;
+ FilenameAbs: IPath;
begin
- if not FileExists(PlayListPath + Filename) then
- begin
- Log.LogError('Could not load Playlist: ' + Filename);
- Result := False;
- Exit;
+ //Load File
+ try
+ FilenameAbs := PlaylistPath.Append(Filename);
+ TextStream := TTextFileStream.Create(FilenameAbs, fmOpenRead);
+ except
+ begin
+ Log.LogError('Could not load Playlist: ' + FilenameAbs.ToNative);
+ Result := False;
+ Exit;
+ end;
end;
Result := True;
- //Load File
- AssignFile(F, PlayListPath + FileName);
- Reset(F);
-
//Set Filename
- PlayLists[Index].Filename := Filename;
- PlayLists[Index].Name := '';
+ Playlists[Index].Filename := Filename;
+ Playlists[Index].Name := '';
//Read Until End of File
- While not Eof(F) do
+ while TextStream.ReadLine(Line) do
begin
- //Read Curent Line
- Readln(F, Line);
-
if (Length(Line) > 0) then
begin
- PosDelimiter := Pos(':', Line);
- if (PosDelimiter <> 0) then
+ PosDelimiter := UTF8Pos(':', Line);
+ if (PosDelimiter <> 0) then
begin
//Comment or Name String
if (Line[1] = '#') then
@@ -224,7 +228,7 @@ begin
PlayLists[Index].Items[Len].Artist := Trim(copy(Line, 1, PosDelimiter - 1));
PlayLists[Index].Items[Len].Title := Trim(copy(Line, PosDelimiter + 1, Length(Line) - PosDelimiter));
end
- else Log.LogError('Could not find Song in Playlist: ' + PlayLists[Index].Filename + ', ' + Line);
+ else Log.LogError('Could not find Song in Playlist: ' + PlayLists[Index].Filename.ToNative + ', ' + Line);
end;
end;
end;
@@ -233,71 +237,70 @@ begin
//If no special name is given, use Filename
if PlayLists[Index].Name = '' then
begin
- PlayLists[Index].Name := ChangeFileExt(FileName, '');
+ PlayLists[Index].Name := FileName.SetExtension('').ToUTF8;
end;
//Finish (Close File)
- CloseFile(F);
+ TextStream.Free;
end;
-//----------
-//SavePlayList - Saves the specified Playlist
-//----------
-Procedure TPlayListManager.SavePlayList(Index: Cardinal);
+{**
+ * Saves the specified Playlist
+ *}
+procedure TPlayListManager.SavePlayList(Index: Cardinal);
var
- F: TextFile;
+ TextStream: TTextFileStream;
+ PlaylistFile: IPath;
I: Integer;
begin
- if (Not FileExists(PlaylistPath + Playlists[Index].Filename)) OR (Not FileisReadOnly(PlaylistPath + Playlists[Index].Filename)) then
- begin
+ PlaylistFile := PlaylistPath.Append(Playlists[Index].Filename);
- //open File for Rewriting
- AssignFile(F, PlaylistPath + Playlists[Index].Filename);
- try
- try
- Rewrite(F);
+ // cannot update read-only file
+ if PlaylistFile.IsFile() and PlaylistFile.IsReadOnly() then
+ Exit;
- //Write Version (not nessecary but helpful)
- WriteLn(F, '######################################');
- WriteLn(F, '#Ultrastar Deluxe Playlist Format v1.0');
- WriteLn(F, '#Playlist "' + Playlists[Index].Name + '" with ' + InttoStr(Length(Playlists[Index].Items)) + ' Songs.');
- WriteLn(F, '######################################');
+ // open file for rewriting
+ TextStream := TTextFileStream.Create(PlaylistFile, fmCreate);
+ try
+ // Write version (not nessecary but helpful)
+ TextStream.WriteLine('######################################');
+ TextStream.WriteLine('#Ultrastar Deluxe Playlist Format v1.0');
+ TextStream.WriteLine(Format('#Playlist %s with %d Songs.',
+ [ Playlists[Index].Name, Length(Playlists[Index].Items) ]));
+ TextStream.WriteLine('######################################');
- //Write Name Information
- WriteLn(F, '#Name: ' + Playlists[Index].Name);
+ // Write name information
+ TextStream.WriteLine('#Name: ' + Playlists[Index].Name);
- //Write Song Information
- WriteLn(F, '#Songs:');
+ // Write song information
+ TextStream.WriteLine('#Songs:');
- For I := 0 to high(Playlists[Index].Items) do
- begin
- WriteLn(F, Playlists[Index].Items[I].Artist + ' : ' + Playlists[Index].Items[I].Title);
- end;
- except
- log.LogError('Could not write Playlistfile "' + Playlists[Index].Name + '"');
- end;
- finally
- CloseFile(F);
+ for I := 0 to high(Playlists[Index].Items) do
+ begin
+ TextStream.WriteLine(Playlists[Index].Items[I].Artist + ' : ' + Playlists[Index].Items[I].Title);
end;
+ except
+ Log.LogError('Could not write Playlistfile "' + Playlists[Index].Name + '"');
end;
+ TextStream.Free;
end;
-//----------
-//SetPlayList - Display a Playlist in CatSongs
-//----------
-Procedure TPlayListManager.SetPlayList(Index: Cardinal);
+{**
+ * Display a Playlist in CatSongs
+ *}
+procedure TPlayListManager.SetPlayList(Index: Cardinal);
var
I: Integer;
begin
- If (Int(Index) > High(PlayLists)) then
+ if (Int(Index) > High(PlayLists)) then
exit;
//Hide all Songs
- For I := 0 to high(CatSongs.Song) do
+ for I := 0 to high(CatSongs.Song) do
CatSongs.Song[I].Visible := False;
//Show Songs in PL
- For I := 0 to high(PlayLists[Index].Items) do
+ for I := 0 to high(PlayLists[Index].Items) do
begin
CatSongs.Song[PlayLists[Index].Items[I].SongID].Visible := True;
end;
@@ -324,31 +327,30 @@ end;
//----------
//AddPlaylist - Adds a Playlist and Returns the Index
//----------
-Function TPlayListManager.AddPlaylist(const Name: string): Cardinal;
+function TPlayListManager.AddPlaylist(const Name: UTF8String): cardinal;
var
I: Integer;
+ PlaylistFile: IPath;
begin
Result := Length(Playlists);
SetLength(Playlists, Result + 1);
// Sort the Playlists - Insertion Sort
- while (Result > 0) AND (CompareText(Playlists[Result - 1].Name, Name) >= 0) do
+ while (Result > 0) and (CompareText(Playlists[Result - 1].Name, Name) >= 0) do
begin
Dec(Result);
Playlists[Result+1] := Playlists[Result];
end;
- Playlists[Result].Name := Name;
+ Playlists[Result].Name := Name;
I := 1;
- if (not FileExists(PlaylistPath + Name + '.upl')) then
- Playlists[Result].Filename := Name + '.upl'
- else
+ PlaylistFile := PlaylistPath.Append(Name + '.upl');
+ while (PlaylistFile.Exists) do
begin
- repeat
- Inc(I);
- until not FileExists(PlaylistPath + Name + InttoStr(I) + '.upl');
- Playlists[Result].Filename := Name + InttoStr(I) + '.upl';
+ Inc(I);
+ PlaylistFile := PlaylistPath.Append(Name + InttoStr(I) + '.upl');
end;
+ Playlists[Result].Filename := PlaylistFile;
//Save new Playlist
SavePlayList(Result);
@@ -357,28 +359,28 @@ end;
//----------
//DelPlaylist - Deletes a Playlist
//----------
-Procedure TPlayListManager.DelPlaylist(const Index: Cardinal);
+procedure TPlayListManager.DelPlaylist(const Index: Cardinal);
var
I: Integer;
- Filename: String;
+ Filename: IPath;
begin
- If Int(Index) > High(Playlists) then
+ if Int(Index) > High(Playlists) then
Exit;
- Filename := PlaylistPath + Playlists[Index].Filename;
+ Filename := PlaylistPath.Append(Playlists[Index].Filename);
//If not FileExists or File is not Writeable then exit
- If (Not FileExists(Filename)) OR (FileisReadOnly(Filename)) then
+ if (not Filename.IsFile()) or (Filename.IsReadOnly()) then
Exit;
//Delete Playlist from FileSystem
- if Not DeleteFile(Filename) then
+ if not Filename.DeleteFile() then
Exit;
//Delete Playlist from Array
//move all PLs to the Hole
- For I := Index to High(Playlists)-1 do
+ for I := Index to High(Playlists)-1 do
PlayLists[I] := PlayLists[I+1];
//Delete last Playlist
@@ -471,7 +473,7 @@ end;
//----------
//GetNames - Writes Playlist Names in a Array
//----------
-Procedure TPlayListManager.GetNames(var PLNames: array of String);
+procedure TPlayListManager.GetNames(var PLNames: array of UTF8String);
var
I: Integer;
Len: Integer;