void CHtmlParser::testParseHtml(LPCTSTR szHTML)
{
HRESULT hr = 0;
try
{
MSHTML::IHTMLDocument2Ptr pDoc;
hr = pDoc.CreateInstance(CLSID_HTMlDocument);
SAFEARRAY* psa = SafeArrayCreateVector(VT_VARIANT, 0, 1);
VARIANT* param;
bstr_t bsData = szHTML;
hr = SafeArrayAccessData(psa, (LPVOID*)¶m);
param->vt = VT_BSTR;
param->bstrVal = (BSTR)bsData;
hr = pDoc->write(psa);
hr = pDoc->close();
SafeArrayDestroy(psa);
_bstr_t body = pDoc->body->innerHTML;
} catch(_com_error& e)
{
e;
}
}
int main(int argc, char* argv[]) {
CoInitialize(NULL);
ofstream dbfile("output.db");
string sLI;
string m_strURL;
HINTERNET hOpen, hFile;
MSHTML::IHTMLDocument2Ptr pDoc;
HRESULT hr = CoCreateInstance(CLSID_HTMLDocument, NULL, CLSCTX_INPROC_SERVER, IID_IHTMLDocument2, (void**)&pDoc);
SAFEARRAY* psa = SafeArrayCreateVector(VT_VARIANT, 0, 1);
VARIANT *param;
hOpen = InternetOpen(L"UN/1.0", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
hFile = InternetOpenUrl(hOpen, L"http://cnproxy.com/proxy1.html", NULL, 0, 0, 0);
if (hFile) {
CHAR buffer[100 * 1024];
DWORD dwRead;
while (InternetReadFile(hFile, buffer, 1024, &dwRead)) {
if (dwRead == 0)
break;
buffer[dwRead] = 0;
bstr_t bsData = (LPCTSTR)buffer;
hr = SafeArrayAccessData(psa, (LPVOID*)¶m);
param->vt = VT_BSTR;
param->bstrVal = (BSTR)bsData;
cout << buffer << endl;
dbfile << buffer << endl;
hr = pDoc->write(psa);
} //end while loop
hr = pDoc->close();
InternetCloseHandle(hFile);
SafeArrayDestroy(psa);
}
InternetCloseHandle(hOpen);
dbfile.close();
CoUninitialize();
return 1;
}
/**
* It Downloads all the resources, main function of concern, all the required members variables must
* be populated for it to work correctly
*/
void COfflineBrowser::BrowseOffline()
{
USES_CONVERSION;
//Delete if this directory exists, it is a disputed call, you can safely comment it out
DeleteDirectory(m_sDir);
//Create the directory again
CreateDirectory(m_sDir.c_str(), NULL);
//SaveHtml(m_sHtml);
//Create HTML Document which will be hold the html that was have
MSHTML::IHTMLDocument2Ptr pDoc;
HRESULT hr = CoCreateInstance(CLSID_HTMLDocument, NULL, CLSCTX_INPROC_SERVER,
IID_IHTMLDocument2, (void**)&pDoc);
if(pDoc == NULL)
return;
//Load HTML to Html Document
SAFEARRAY* psa = SafeArrayCreateVector(VT_VARIANT, 0, 1);
VARIANT *param;
bstr_t bsData = (LPCTSTR)m_sHtml.c_str();
hr = SafeArrayAccessData(psa, (LPVOID*)¶m);
param->vt = VT_BSTR;
param->bstrVal = (BSTR)bsData;
//write your buffer
hr = pDoc->write(psa);
//closes the document, "applying" your code
hr = pDoc->close();
//Don't forget to free the SAFEARRAY!
SafeArrayDestroy(psa);
//Iterate through all the elements in the document
MSHTML::IHTMLElementCollectionPtr pCollection = pDoc->all;
for(long a=0;a<pCollection->length;a++)
{
std::string sValue;
IHTMLElementPtr pElem = pCollection->item( a );
//If src attribute is found that means we've a resource to download
if(GetAttribute(pElem, L"src", sValue))
{
//If resource URL is relative
if(!IsAbsolute(sValue))
{
if(sValue[0] == '/')
sValue = sValue.substr(1, sValue.length()-1);
//Create directories needed to hold this resource
//CreateDirectories(sValue, m_sDir);
//Download the resource
if(1)//!DownloadResource(sValue, sValue))
{
std::string sTemp = m_sScheme + m_sHost;
sTemp += sValue;
//Update src to the new src and put the original src attribute as
//srcdump just for future references
if(sTemp[0] == '/')
sTemp = sTemp.substr(1, sTemp.length()-1);
SetAttribute(pElem, L"src", sTemp);
SetAttribute(pElem, L"srcdump", sValue);
}
//Unable to download the resource
else
{
//Put srcdump same as src, It if for no use, I just put it to make
//HTML DOM consistent
SetAttribute(pElem, L"srcdump", sValue);
}
}
//If resource URL is absolute
else
{
std::string sTemp;
//Make URL relative
sTemp = TrimHostName(sValue);
//Create directories needed to hold this resource
//CreateDirectories(sTemp, m_sDir);
//Dowload the resource
if(1)//DownloadResource(sTemp, sTemp))
{
//Update src to the new src and put the original src attribute as
//srcdump just for future references
if(sTemp[0] == '/')
sTemp = sTemp.substr(1, sTemp.length()-1);
SetAttribute(pElem, L"src", sTemp);
SetAttribute(pElem, L"srcdump", sValue);
}
}
}
}
//Get upated HTML out of amendments we made and save it to the described directory
MSHTML::IHTMLDocument3Ptr pDoc3 = pDoc;
MSHTML::IHTMLElementPtr pDocElem;
pDoc3->get_documentElement(&pDocElem);
BSTR bstrHtml;
pDocElem->get_outerHTML(&bstrHtml);
std::string sNewHtml((const wchar_t*)OLE2T(bstrHtml));
SaveHtml(sNewHtml);
}