added check for corrupted song txts

git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/branches/1.0.1 Challenge MOD@2159 b956fd51-792f-4845-bead-9b4dfca2ff2c

1 files changed, 102 insertions, 2 deletions

diff --git a/Game/Code/Classes/UFiles.pas b/Game/Code/Classes/UFiles.pas
index 0d22fec5..666bbd88 100644
--- a/Game/Code/Classes/UFiles.pas
+++ b/Game/Code/Classes/UFiles.pas
@@ -21,6 +21,7 @@ procedure ResetSingTemp;
 procedure ParseNote(NrCzesci: integer; TypeP: char; StartP, DurationP, NoteP: integer; LyricS: string);

 procedure NewSentence(NrCzesciP: integer; Param1, Param2: integer; LoadFullFile: boolean);

 function LoadSong(Name: string; LoadFullFile: boolean): boolean;

+function CheckSong: boolean;

 function SaveSong(Song: TSong; Czesc: TCzesci; Name: string; Relative: boolean): boolean;

 procedure FindRefrainStart(var Song: TSong);

 procedure SetMedleyMode;

@@ -633,6 +634,104 @@ begin
   Base[NrCzesciP] := 100; // high number

 end;

 

+function CheckSong: boolean;

+var

+  p, line, note:      integer;

+  numLines, numNotes: integer;

+  bt:                 integer;

+  nextBeat:           integer;

+  foundMedleyStart:   boolean;

+  foundMedleyEnd:     boolean;

+  medley:             boolean;

+

+begin

+  Result := false;

+  bt := -32000;

+

+  if(AktSong.Medley.Source = msTag) then

+  begin

+    medley := true;

+    foundMedleyStart := false;

+    foundMedleyEnd := false;

+  end else

+    medley := false;

+

+  for p := 0 to {Length(Czesci)}1 - 1 do //TODO: why doesn't it work?

+  begin

+    numLines := Length(Czesci[p].Czesc);

+

+    if(numLines=0) then

+    begin

+      Log.LogError('Song ' + AktSong.Path + AktSong.Filename + ' has no lines?');

+      Exit;

+    end;

+

+    for line := 0 to numLines - 1 do

+    begin

+      numNotes := Length(Czesci[p].Czesc[line].Nuta);

+

+      if(numNotes=0) then

+      begin

+        Log.LogError('Line ' + IntToStr(line+1) + ' in song ' + AktSong.Path + AktSong.Filename + ' has no notes?');

+        Exit;

+      end;

+

+      if(bt>Czesci[p].Czesc[line].Start) then

+      begin

+        Log.LogError('Beat error line ' + IntToStr(line+1) + ', beat ' + IntToStr(Czesci[p].Czesc[line].Start) +

+          ' in song ' + AktSong.Path + AktSong.Filename);

+        Exit;

+      end;

+      bt := Czesci[p].Czesc[line].Start;

+

+      for note := 0 to numNotes - 1 do

+      begin

+        if(bt>Czesci[p].Czesc[line].Nuta[note].Start) then

+        begin

+          Log.LogError('Beat error line ' + IntToStr(line+1) + ', beat ' + IntToStr(Czesci[p].Czesc[line].Nuta[note].Start) +

+            ' in song ' + AktSong.Path + AktSong.Filename);

+          Exit;

+        end;

+        bt := Czesci[p].Czesc[line].Nuta[note].Start;

+

+        if (note<numNotes-1) then

+          nextBeat := Czesci[p].Czesc[line].Nuta[note+1].Start

+        else if (line<numLines-1) then

+          nextBeat := Czesci[p].Czesc[line+1].Start

+        else

+          nextBeat := Czesci[p].Czesc[line].Koniec;

+

+        if (bt+Czesci[p].Czesc[line].Nuta[note].Dlugosc>nextBeat) then

+        begin

+          Log.LogError('Note length error line ' + IntToStr(line+1) + ', beat ' + IntToStr(Czesci[p].Czesc[line].Nuta[note].Start) +

+            ' in song ' + AktSong.Path + AktSong.Filename);

+          Exit;

+        end;

+

+        if(medley) then

+        begin

+          if(bt = AktSong.Medley.StartBeat) then

+            foundMedleyStart := true;

+          if(bt+Czesci[p].Czesc[line].Nuta[note].Dlugosc = AktSong.Medley.EndBeat) then

+            foundMedleyEnd := true;

+        end;

+      end;

+    end;

+  end;

+

+  if(medley and not foundMedleyStart) then

+  begin

+    Log.LogError('Error MedleyStartBeat: no corresponding note start (beat) in song ' + AktSong.Path + AktSong.Filename);

+    Exit;

+  end else if(medley and not foundMedleyEnd) then

+  begin

+    Log.LogError('Error MedleyEndBeat: no corresponding note start+length in song ' + AktSong.Path + AktSong.Filename);

+    Exit;

+  end;

+  Result := true;

+end;

+

+

 //--------------------

 // Load a Song

 //--------------------

@@ -719,6 +818,7 @@ begin
     Read(SongFile, TempC);

   until ((TempC = ':') or (TempC = 'F') or (TempC = '*'));

 

+  SetLength(Czesci, 0);

   SetLength(Czesci, 2);

   for Pet := 0 to High(Czesci) do begin

     SetLength(Czesci[Pet].Czesc, 1);

@@ -831,7 +931,7 @@ begin
     exit;

   end;

 

-  Result := true;

+  Result := CheckSong;

 end;

 

 //--------------------

@@ -964,7 +1064,7 @@ var
   len_lines, len_notes: integer;

   found_end:            boolean;

 begin

-  if AktSong.Medley.Source = msTag then    //will be deleted soon

+  if AktSong.Medley.Source = msTag then

     Exit;

 

   //relative is not supported for medley by now!