// Load the DXF file. If the zlib support is compiled in wxWidgets,
// supports also the ".dxf.gz" gzip compressed files.
void TestGLCanvas::LoadDXF(const wxString& filename)
{
wxFileInputStream stream(filename);
if (stream.IsOk())
#if wxUSE_ZLIB
{
if (filename.Right(3).Lower() == wxT(".gz"))
{
wxZlibInputStream zstream(stream);
m_renderer.Load(zstream);
} else
{
m_renderer.Load(stream);
}
}
#else
{
m_renderer.Load(stream);
}
#endif
}
size_t CUrlOpt::OnWriteData( void *buffer, size_t size, size_t nmemb, void *userp )
{
if (m_type==URL_OPT_FETCH) {
#if 0
wxMemoryInputStream istream((char*)buffer, size*nmemb);
wxZlibInputStream zstream(istream, wxZLIB_GZIP);
wxString str;
wxStringOutputStream ostream(&str);
zstream.Read(ostream);
m_content += str;
#endif
m_pBuf = (char*)realloc(m_pBuf, m_length + size*nmemb);
memcpy(m_pBuf+m_length, buffer, size*nmemb);
m_length += size*nmemb;
wxLogMessage("OnWriteData nmemb*size:%d m_length:%d", nmemb*size, m_length);
return nmemb*size;
}
else if (m_type == URL_OPT_REFRESH)
return 0;
return 0;
}
CURLcode CUrlOpt::Run()
{
CURL *curl;
CURLcode res;
char *pUrl, *pPorxy=NULL;
m_content.Clear();
if (m_url.IsEmpty())
return (CURLcode)-1;
curl = curl_easy_init();
if(!curl){
wxLogError("curl_easy_init fail\n");
return CURLE_FAILED_INIT;
}
pUrl = (char*)calloc(m_url.Length()+1, 1);
wxStrcpy(pUrl, m_url.c_str());
if (!m_proxy.IsEmpty()) {
pPorxy= (char*)calloc(m_proxy.Length()+1, 1);
wxStrcpy(pPorxy, m_proxy.c_str());
}
#ifdef _DEBUG
curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION, my_curl_debug_callback);
#endif
curl_easy_setopt(curl, CURLOPT_URL, pUrl);
#if 1
curl_easy_setopt(curl, CURLOPT_TCP_KEEPALIVE, 1);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, my_write_func);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, this);
curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0);
curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, my_progress_func);
curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, this);
curl_easy_setopt(curl, CURLOPT_TIMEOUT, m_timeout);
curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION, my_header_callback);
curl_easy_setopt(curl, CURLOPT_HEADERDATA, this);
if (m_bGzip)
curl_easy_setopt(curl, CURLOPT_ACCEPT_ENCODING, "gzip");
curl_easy_setopt(curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0");
#endif
if (!m_proxy.IsEmpty()){
curl_easy_setopt(curl, CURLOPT_PROXY, pPorxy);
curl_easy_setopt(curl, CURLOPT_TIMEOUT, 10);
}
m_length = 0x0;
m_pBuf = NULL;
res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
m_ret = res;
if (pUrl) free(pUrl);
if (pPorxy) free(pPorxy);
if (res==0)
{
if (m_bGzip)
{
wxMemoryInputStream istream((char*)m_pBuf, m_length);
wxZlibInputStream zstream(istream, wxZLIB_GZIP);
wxStringOutputStream ostream(&m_content);
zstream.Read(ostream);
}
else {
wxConvAuto *pConv;
if (m_bGBK)
pConv = new wxConvAuto(wxFONTENCODING_CP936);
else
pConv = new wxConvAuto(wxFONTENCODING_UTF8);
m_content = wxString(m_pBuf, *pConv, m_length);
delete pConv;
}
}
return res;
}
