bool UpdaterApp::StartUpdate( const wxString& source, const wxString& destination, bool silent)
{
const bool ret = MoveDirWithFilebackupRename( TrimSep(source), TrimSep(destination), silent);
if (!ret) {
ErrorMsgBox(_T("Copy failed: \n") + source + _T("\n") + destination, silent);
}
return ret;
}
bool MoveDirWithFilebackupRename(wxString from, wxString to, bool backup, bool silent)
{
// first make sure that the source dir exists
if (!wxDir::Exists(from)) {
ErrorMsgBox(from + _T(" does not exist. Can not copy directory."), silent);
return false;
}
if (from == to) {
ErrorMsgBox(_T("Cannot copy: source == destination: ") + from, silent);
return false;
}
if (from.empty() || to.empty()) {
ErrorMsgBox(_T("Cannot copy empty directory"), silent);
return false;
}
SafeMkdir(to);
wxString sep = wxFileName::GetPathSeparator();
wxDir dir(from);
wxString filename;
if (!dir.GetFirst(&filename)) {
return false;
}
// append a slash if there is not one (for easier parsing)
// because who knows what people will pass to the function.
if (!to.EndsWith(sep)) {
to += sep;
}
// for both dirs
if (!from.EndsWith(sep)) {
from += sep;
}
do {
const wxString srcfile = from + filename;
const wxString dstfile = to + filename;
if (wxDirExists(srcfile)) { //check if srcfile is a directory
MoveDirWithFilebackupRename(srcfile, dstfile, false, silent); //no backup in subdirs
} else {
//if files exists move it to backup, this way we can use this func on windows to replace 'active' files
if (backup && wxFileExists(dstfile)) {
const wxString backupfile = dstfile + _T(".old");
if (!MoveFile(dstfile, backupfile)) {
ErrorMsgBox(wxString::Format(_T("could not rename %s to %s. copydir aborted"), dstfile.c_str(), backupfile.c_str()), silent);
return false;
}
}
//do the actual copy
if (!wxCopyFile(srcfile, dstfile, true)) {
ErrorMsgBox(wxString::Format(_T("could not copy %s to %s, copydir aborted"), srcfile, dstfile), silent);
return false;
}
}
} while (dir.GetNext(&filename));
return true;
}
