/**
* Doku see wxFileSystemHandler
*/
wxString wxChmFSHandler::FindFirst(const wxString& spec, int flags)
{
wxString right = GetRightLocation(spec);
wxString left = GetLeftLocation(spec);
wxString nativename = wxFileSystem::URLToFileName(left).GetFullPath();
if ( GetProtocol(left) != _T("file") )
{
wxLogError(_("CHM handler currently supports only local files!"));
return wxEmptyString;
}
m_chm = new wxChmTools(wxFileName(nativename));
m_pattern = right.AfterLast(_T('/'));
wxString m_found = m_chm->Find(m_pattern);
// now fake around hhp-files which are not existing in projects...
if (m_found.empty() &&
m_pattern.Contains(_T(".hhp")) &&
!m_pattern.Contains(_T(".hhp.cached")))
{
m_found.Printf(_T("%s#chm:%s.hhp"),
left.c_str(), m_pattern.BeforeLast(_T('.')).c_str());
}
return m_found;
}
wxString wxArchiveFSHandler::FindFirst(const wxString& spec, int flags)
{
wxString right = GetRightLocation(spec);
wxString left = GetLeftLocation(spec);
wxString protocol = GetProtocol(spec);
wxString key = left + wxT("#") + protocol + wxT(":");
if (!right.empty() && right.Last() == wxT('/')) right.RemoveLast();
if (!m_cache)
m_cache = new wxArchiveFSCache;
const wxArchiveClassFactory *factory;
factory = wxArchiveClassFactory::Find(protocol);
if (!factory)
return wxEmptyString;
m_Archive = m_cache->Get(key);
if (!m_Archive)
{
wxFSFile *leftFile = m_fs.OpenFile(left);
if (!leftFile)
return wxEmptyString;
m_Archive = m_cache->Add(key, *factory, leftFile->DetachStream());
delete leftFile;
}
m_FindEntry = 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 = key;
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 wxArchiveFilenameHashMap();
if (right.empty()) // allow "/" to match the archive root
return spec;
}
return DoFind();
}
return wxEmptyString;
}
wxFSFile* wxChmFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs),
const wxString& location)
{
wxString right = GetRightLocation(location);
wxString left = GetLeftLocation(location);
wxInputStream *s;
int index;
if ( GetProtocol(left) != _T("file") )
{
wxLogError(_("CHM handler currently supports only local files!"));
return NULL;
}
// Work around javascript
wxString tmp = wxString(right);
if ( tmp.MakeLower().Contains(_T("javascipt")) && tmp.Contains(_T("\'")) )
{
right = right.AfterFirst(_T('\'')).BeforeLast(_T('\''));
}
// now work on the right location
if (right.Contains(_T("..")))
{
wxFileName abs(right);
abs.MakeAbsolute(_T("/"));
right = abs.GetFullPath();
}
// a workaround for absolute links to root
if ( (index=right.Index(_T("//"))) != wxNOT_FOUND )
{
right=wxString(right.Mid(index+1));
wxLogWarning(_("Link contained '//', converted to absolute link."));
}
wxFileName leftFilename = wxFileSystem::URLToFileName(left);
// Open a stream to read the content of the chm-file
s = new wxChmInputStream(leftFilename.GetFullPath(), right, true);
wxString mime = GetMimeTypeFromExt(location);
if ( s )
{
return new wxFSFile(s,
left + _T("#chm:") + right,
mime,
GetAnchor(location),
wxDateTime(wxFileModificationTime(left)));
}
delete s;
return NULL;
}
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;
}
wxFSFile* wxFilterFSHandler::OpenFile(
wxFileSystem& fs,
const wxString& location)
{
wxString right = GetRightLocation(location);
if (!right.empty())
return NULL;
wxString protocol = GetProtocol(location);
const wxFilterClassFactory *factory = wxFilterClassFactory::Find(protocol);
if (!factory)
return NULL;
wxString left = GetLeftLocation(location);
wxFSFilePtr leftFile(fs.OpenFile(left));
if (!leftFile.get())
return NULL;
wxInputStreamPtr leftStream(leftFile->DetachStream());
if (!leftStream.get() || !leftStream->IsOk())
return NULL;
wxInputStreamPtr stream(factory->NewStream(leftStream.release()));
// The way compressed streams are supposed to be served is e.g.:
// Content-type: application/postscript
// Content-encoding: gzip
// So the mime type should be just the mime type of the lhs. However check
// whether the mime type is that of this compression format (e.g.
// application/gzip). If so pop any extension and try GetMimeTypeFromExt,
// e.g. if it were '.ps.gz' pop the '.gz' and try looking up '.ps'
wxString mime = leftFile->GetMimeType();
if (factory->CanHandle(mime, wxSTREAM_MIMETYPE))
mime = GetMimeTypeFromExt(factory->PopExtension(left));
return new wxFSFile(stream.release(),
left + wxT("#") + protocol + wxT(":") + right,
mime,
GetAnchor(location)
#if wxUSE_DATETIME
, leftFile->GetModificationTime()
#endif // wxUSE_DATETIME
);
}
wxString LeftLocation(const wxString& p) { return GetLeftLocation(p); }
wxFSFile* wxArchiveFSHandler::OpenFile(
wxFileSystem& WXUNUSED(fs),
const wxString& location)
{
wxString right = GetRightLocation(location);
wxString left = GetLeftLocation(location);
wxString protocol = GetProtocol(location);
wxString key = left + wxT("#") + protocol + wxT(":");
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);
if (!m_cache)
m_cache = new wxArchiveFSCache;
const wxArchiveClassFactory *factory;
factory = wxArchiveClassFactory::Find(protocol);
if (!factory)
return NULL;
wxArchiveFSCacheData *cached = m_cache->Get(key);
if (!cached)
{
wxFSFile *leftFile = m_fs.OpenFile(left);
if (!leftFile)
return NULL;
cached = m_cache->Add(key, *factory, leftFile->DetachStream());
delete leftFile;
}
wxArchiveEntry *entry = cached->Get(right);
if (!entry)
return NULL;
wxInputStream *leftStream = cached->NewStream();
if (!leftStream)
{
wxFSFile *leftFile = m_fs.OpenFile(left);
if (!leftFile)
return NULL;
leftStream = leftFile->DetachStream();
delete leftFile;
}
wxArchiveInputStream *s = factory->NewStream(leftStream);
if ( !s )
return NULL;
s->OpenEntry(*entry);
if (!s->IsOk())
{
delete s;
return NULL;
}
#if WXWIN_COMPATIBILITY_2_6 && wxUSE_ZIPSTREAM
if (factory->IsKindOf(CLASSINFO(wxZipClassFactory)))
((wxZipInputStream*)s)->m_allowSeeking = true;
#endif // WXWIN_COMPATIBILITY_2_6
return new wxFSFile(s,
key + right,
wxEmptyString,
GetAnchor(location)
#if wxUSE_DATETIME
, entry->GetDateTime()
#endif // wxUSE_DATETIME
);
}
bool wxChmFSHandler::CanOpen(const wxString& location)
{
wxString p = GetProtocol(location);
return (p == _T("chm")) &&
(GetProtocol(GetLeftLocation(location)) == _T("file"));
}
