wxString Instance::ReadVersionFile()
{
if (!GetVersionFile().FileExists())
return _("");
// Open the file for reading
wxFSFile *vFile = wxFileSystem().OpenFile(GetVersionFile().GetFullPath(), wxFS_READ);
wxString retVal;
wxStringOutputStream outStream(&retVal);
outStream.Write(*vFile->GetStream());
wxDELETE(vFile);
return retVal;
}
wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location)
{
wxString right = GetRightLocation(location);
wxString left = GetLeftLocation(location);
wxZipInputStream *s;
if (right.Contains(wxT("./")))
{
if (right.GetChar(0) != wxT('/')) right = wxT('/') + right;
wxFileName rightPart(right, wxPATH_UNIX);
rightPart.Normalize(wxPATH_NORM_DOTS, wxT("/"), wxPATH_UNIX);
right = rightPart.GetFullPath(wxPATH_UNIX);
}
if (right.GetChar(0) == wxT('/')) right = right.Mid(1);
// a new wxFileSystem object is needed here to avoid infinite recursion
wxFSFile *leftFile = wxFileSystem().OpenFile(left);
if (!leftFile)
return NULL;
s = new wxZipFSInputStream(leftFile);
if (s && s->IsOk())
{
bool found = false;
while (!found)
{
wxZipEntry *ent = s->GetNextEntry();
if (!ent)
break;
if (ent->GetInternalName() == right)
found = true;
delete ent;
}
if (found)
return new wxFSFile(s,
left + wxT("#zip:") + right,
GetMimeTypeFromExt(location),
GetAnchor(location)
#if wxUSE_DATETIME
, wxDateTime(wxFileModificationTime(left))
#endif // wxUSE_DATETIME
);
}
delete s;
return NULL;
}
wxString wxZipFSHandler::FindFirst(const wxString& spec, int flags)
{
wxString right = GetRightLocation(spec);
wxString left = GetLeftLocation(spec);
if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast();
if (m_Archive)
{
delete m_Archive;
m_Archive = NULL;
}
switch (flags)
{
case wxFILE:
m_AllowDirs = false, m_AllowFiles = true; break;
case wxDIR:
m_AllowDirs = true, m_AllowFiles = false; break;
default:
m_AllowDirs = m_AllowFiles = true; break;
}
m_ZipFile = left;
wxFSFile *leftFile = wxFileSystem().OpenFile(left);
if (leftFile)
m_Archive = new wxZipFSInputStream(leftFile);
m_Pattern = right.AfterLast(wxT('/'));
m_BaseDir = right.BeforeLast(wxT('/'));
if (m_BaseDir.StartsWith(wxT("/")))
m_BaseDir = m_BaseDir.Mid(1);
if (m_Archive)
{
if (m_AllowDirs)
{
delete m_DirsFound;
m_DirsFound = new wxZipFilenameHashMap();
if (right.empty()) // allow "/" to match the archive root
return spec;
}
return DoFind();
}
return wxEmptyString;
}
