bool MANFrame::SearchManPage(const wxString &dirs, const wxString &keyword)
{
SetDirs(dirs);
if (keyword.IsEmpty())
{
if (m_dirsVect.empty())
{
SetPage(NoSearchDirsSet);
}
return false;
}
std::vector<wxString> files_found;
GetMatches(keyword, &files_found);
m_entry->SetValue(keyword);
if (files_found.empty())
{
SetPage(ManPageNotFound);
return false;
}
if (files_found.size() == 1)
{
wxString filename = files_found.front();
wxString man_page = GetManPage(filename);
if (man_page.IsEmpty())
{
SetPage(ManPageNotFound);
return false;
}
SetPage(cbC2U(man2html_buffer(cbU2C(man_page))));
return true;
}
SetPage(CreateLinksPage(files_found));
return true;
}
void MANFrame::OnLinkClicked(wxHtmlLinkEvent &event)
{
wxString link = event.GetLinkInfo().GetHref();
if (link.StartsWith(_T("man:"), &link))
{
if (link.Last() == _T(')'))
{
link.RemoveLast();
wxString name = link.BeforeLast(_T('('));
if (name.IsEmpty())
{
return;
}
wxString section = link.AfterLast(_T('('));
if (!section.IsEmpty())
{
name += _T(".") + section;
}
SearchManPage(name);
}
}
else if (link.StartsWith(_T("fman:"), &link))
{
wxString man_page = GetManPage(link);
if (man_page.IsEmpty())
{
SetPage(ManPageNotFound);
return;
}
SetPage(cbC2U(man2html_buffer(cbU2C(man_page))));
}
else if (wxFileName(link).GetExt().Mid(0, 3).CmpNoCase(_T("htm")) == 0)
{
m_htmlWindow->LoadPage(link);
}
}
wxString MANFrame::GetManPage(wxString filename, int depth)
{
wxString orgFilename = filename;
if (filename.IsEmpty() || !wxFileName::FileExists(filename) || depth == 2)
{
return wxString();
}
wxString ret;
if (filename.EndsWith(_T(".gz")))
{
gzFile f = gzopen(filename.mb_str(), "rb");
if (!f)
{
return wxString();
}
char buffer[4096];
int read_bytes = -1;
while (true)
{
read_bytes = gzread(f, buffer, sizeof(buffer));
if (read_bytes <= 0) // -1 = error, 0 = eof
{
break;
}
ret += wxString(buffer, wxConvLocal, read_bytes);
}
gzclose(f);
if (read_bytes == -1)
{
return wxString();
}
}
else
{
if (filename.EndsWith(_T(".bz2")))
{
if (!m_tmpfile.IsEmpty())
{
if (wxFileName::FileExists(m_tmpfile))
{
wxRemoveFile(m_tmpfile);
}
}
m_tmpfile = wxFileName::CreateTempFileName(_T("manbz2"));
if (!Decompress(filename, m_tmpfile))
{
wxRemoveFile(m_tmpfile);
m_tmpfile.Clear();
return wxString();
}
filename = m_tmpfile;
}
wxStringOutputStream sos;
wxFileInputStream f(filename);
if (!f.IsOk())
{
return wxString();
}
f.Read(sos);
ret = sos.GetString();
}
// Check if we should follow the link
if (ret.StartsWith(_T(".so "), &ret))
{
wxString path = ret.BeforeFirst(_T('\n'));
wxString name;
wxString ext;
wxString newfilename;
wxFileName::SplitPath(path, 0, &name, &ext, wxPATH_UNIX); // man pages "always" use /
newfilename = name + _T(".") + ext;
wxFileName::SplitPath(orgFilename, &path, 0, &ext);
newfilename = path + wxFileName::GetPathSeparator() + newfilename;
if (ext == _T("bz2") || ext == _T("gz"))
{
newfilename += _T(".") + ext;
}
else if (!wxFileName::FileExists(newfilename))
{
if (wxFileName::FileExists(newfilename + wxT(".bz2")))
newfilename += wxT(".bz2");
else if (wxFileName::FileExists(newfilename + wxT(".gz")))
newfilename += wxT(".gz");
}
return GetManPage(newfilename, depth + 1);
}
return ret;
}
