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/**********************************************************************
Audacity: A Digital Audio Editor
TempDirectory.cpp
Paul Licameli split from FileNames.cpp
**********************************************************************/
#include "TempDirectory.h"
#include "FileNames.h"
#include "BasicUI.h"
namespace
{
struct TempDirChangedPublisher final : Observer::Publisher<FilePath>
{
void UpdateTempPath(const FilePath& path)
{
if (prevPath != path)
{
Publish(path);
prevPath = path;
}
}
FilePath prevPath;
};
TempDirChangedPublisher& GetTempDirChangedPublisher()
{
static TempDirChangedPublisher publisher;
return publisher;
}
}
static wxString &TempDirPath()
{
static wxString path;
return path;
}
/// Returns the directory used for temp files.
/// \todo put a counter in here to see if it gets used a lot.
/// if it does, then maybe we should cache the path name
/// each time.
wxString TempDirectory::TempDir()
{
auto &path = TempDirPath();
if (gPrefs && path.empty())
path =
gPrefs->Read(PreferenceKey(FileNames::Operation::Temp,
FileNames::PathType::_None), wxT(""));
if (FileNames::IsOnFATFileSystem(path))
{
BasicUI::ShowErrorDialog( {},
XO("Unsuitable"),
XO("The temporary files directory is on a FAT formatted drive.\n"
"Resetting to default location."),
"Error:_Unsuitable_drive"
);
path = DefaultTempDir();
UpdateDefaultPath(FileNames::Operation::Temp, path);
}
return FileNames::MkDir(path);
}
void TempDirectory::ResetTempDir()
{
TempDirPath().clear();
}
/** \brief Default temp directory */
static FilePath sDefaultTempDir;
const FilePath &TempDirectory::DefaultTempDir()
{
return sDefaultTempDir;
}
void TempDirectory::SetDefaultTempDir( const FilePath &tempDir )
{
sDefaultTempDir = tempDir;
GetTempDirChangedPublisher().UpdateTempPath(tempDir);
}
// We now disallow temp directory name that puts it where cleaner apps will
// try to clean out the files.
bool TempDirectory::IsTempDirectoryNameOK( const FilePath & Name )
{
if( Name.empty() )
return false;
wxFileName tmpFile;
tmpFile.AssignTempFileName(wxT("nn"));
// use Long Path to expand out any abbreviated long substrings.
wxString BadPath = tmpFile.GetLongPath();
::wxRemoveFile(tmpFile.GetFullPath());
#ifdef __WXMAC__
// This test is to fix bug 1220 on a 1.x to 2.x to 2.1.3 upgrade.
// It is less permissive than we could be as it stops a path
// with this string ANYWHERE within it rather than excluding just
// the paths that the earlier Audacities used to create.
if( Name.Contains( "/tmp/") )
return false;
BadPath = BadPath.BeforeLast( '/' ) + "/";
wxFileName cmpFile( Name );
wxString NameCanonical = cmpFile.GetLongPath( ) + "/";
#else
BadPath = BadPath.BeforeLast( '\\' ) + "\\";
wxFileName cmpFile( Name );
wxString NameCanonical = cmpFile.GetLongPath( ) + "\\";
#endif
if (FATFilesystemDenied(NameCanonical,
XO("The temporary files directory is on a FAT formatted drive.\n"
"Resetting to default location.")))
{
return false;
}
return !(NameCanonical.StartsWith( BadPath ));
}
wxString TempDirectory::UnsavedProjectFileName()
{
wxFileName fn(TempDir(),
FileNames::CreateUniqueName(wxT("New Project"), FileNames::UnsavedProjectExtension()));
return fn.GetFullPath();
}
bool TempDirectory::FATFilesystemDenied( const FilePath &path,
const TranslatableString &msg, const BasicUI::WindowPlacement &placement )
{
if (FileNames::IsOnFATFileSystem(path))
{
BasicUI::ShowErrorDialog( placement,
XO("Unsuitable"),
XO("%s\n\nFor tips on suitable drives, click the help button.").Format(msg),
"Error:_Unsuitable_drive"
);
return true;
}
return false;
}
Observer::Publisher<FilePath>& TempDirectory::GetTempPathObserver()
{
return GetTempDirChangedPublisher();
}
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