Legacy.h File Reference

#include <wx/defs.h>

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Functions
bool	ConvertLegacyProjectFile (const wxFileName &filename)
	Update Audacity 1.0 file in-place to XML format. More...

Function Documentation

ConvertLegacyProjectFile()

bool ConvertLegacyProjectFile

(

const wxFileName &

filename

)

Update Audacity 1.0 file in-place to XML format.

Returns

true if successful, else no effect on the file

Exception safety guarantee:

Strong

Definition at line 249 of file Legacy.cpp.

{
   wxTextFile f;
 
   const wxString name = filename.GetFullPath();
   f.Open( name );
   if (!f.IsOpened())
      return false;
 
   return GuardedCall< bool >( [&] {
      XMLFileWriter xmlFile{ name, XO("Error Converting Legacy Project File") };
 
      xmlFile.Write(wxT("<?xml version=\"1.0\"?>\n"));
 
      wxString label;
      wxString value;
 
      if (f.GetFirstLine() != wxT("AudacityProject"))
         return false;
      if (f.GetNextLine() != wxT("Version"))
         return false;
      if (f.GetNextLine() != wxT("0.95"))
         return false;
      if (f.GetNextLine() != wxT("projName"))
         return false;
 
      xmlFile.StartTag(wxT("audacityproject"));
      xmlFile.WriteAttr(wxT("projname"), f.GetNextLine());
      xmlFile.WriteAttr(wxT("version"), wxT("1.1.0"));
      xmlFile.WriteAttr(wxT("audacityversion"),AUDACITY_VERSION_STRING);
 
      label = f.GetNextLine();
      while (label != wxT("BeginTracks")) {
         xmlFile.WriteAttr(label, f.GetNextLine());
         label = f.GetNextLine();
      }
 
      label = f.GetNextLine();
      while (label != wxT("EndTracks")) {
         bool success = ConvertLegacyTrack(&f, xmlFile);
         if (!success)
            return false;
         label = f.GetNextLine();
      }
 
      // Close original before Commit() tries to overwrite it.
      f.Close();
 
      xmlFile.EndTag(wxT("audacityproject"));
      xmlFile.Commit();
 
      ::AudacityMessageBox(
         XO(
"Converted a 1.0 project file to the new format.\nThe old file has been saved as '%s'")
            .Format( xmlFile.GetBackupName() ),
         XO("Opening Audacity Project"));
 
      return true;
   } );
}

References AudacityMessageBox(), ConvertLegacyTrack(), label, name, wxT(), and XO().

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