HRESULT CPdfFilter::GetNextChunkValue(CChunkValue &chunkValue)
{
ScopedMem<TCHAR> str;
switch (m_state) {
case STATE_PDF_START:
m_state = STATE_PDF_AUTHOR;
chunkValue.SetTextValue(PKEY_PerceivedType, L"document");
return S_OK;
case STATE_PDF_AUTHOR:
m_state = STATE_PDF_TITLE;
str.Set(m_pdfEngine->GetProperty(Prop_Author));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Author, AsWStrQ(str));
return S_OK;
}
// fall through
case STATE_PDF_TITLE:
m_state = STATE_PDF_DATE;
str.Set(m_pdfEngine->GetProperty(Prop_Title));
if (!str) str.Set(m_pdfEngine->GetProperty(Prop_Subject));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Title, AsWStrQ(str));
return S_OK;
}
// fall through
case STATE_PDF_DATE:
m_state = STATE_PDF_CONTENT;
str.Set(m_pdfEngine->GetProperty(Prop_ModificationDate));
if (!str) str.Set(m_pdfEngine->GetProperty(Prop_CreationDate));
if (!str::IsEmpty(str.Get())) {
SYSTEMTIME systime;
if (PdfDateParse(str, &systime)) {
FILETIME filetime;
SystemTimeToFileTime(&systime, &filetime);
chunkValue.SetFileTimeValue(PKEY_ItemDate, filetime);
return S_OK;
}
}
// fall through
case STATE_PDF_CONTENT:
while (++m_iPageNo <= m_pdfEngine->PageCount()) {
str.Set(m_pdfEngine->ExtractPageText(m_iPageNo, _T("\r\n")));
if (str::IsEmpty(str.Get()))
continue;
chunkValue.SetTextValue(PKEY_Search_Contents, AsWStrQ(str), CHUNK_TEXT);
return S_OK;
}
m_state = STATE_PDF_END;
// fall through
case STATE_PDF_END:
default:
return FILTER_E_END_OF_CHUNKS;
}
}
void EbookController::HandleFinishedMobiLoadingMsg(FinishedMobiLoadingData *finishedMobiLoading)
{
str::ReplacePtr(&fileBeingLoaded, NULL);
if (NULL == finishedMobiLoading->doc) {
// TODO: a better way to notify about this, should be a transient message
ScopedMem<TCHAR> s(str::Format(_T("Failed to load %s!"), finishedMobiLoading->fileName));
ctrls->status->SetText(AsWStrQ(s.Get()));
return;
}
SetDoc(*finishedMobiLoading->doc);
}
/* Setting symbol path:
add GetEnvironmentVariableA("_NT_SYMBOL_PATH", ..., ...)
add GetEnvironmentVariableA("_NT_ALTERNATE_SYMBOL_PATH", ..., ...)
add: "srv*c:\\symbols*http://msdl.microsoft.com/download/symbols;cache*c:\\symbols"
(except a better directory than c:\\symbols
Note: I've decided to use just one, known to me location rather than the
more comprehensive list. It works so why give dbghelp.dll more directories
to scan?
*/
static bool BuildSymbolPath()
{
str::Str<WCHAR> path(1024);
#if 0
WCHAR buf[512];
DWORD res = GetEnvironmentVariableW(L"_NT_SYMBOL_PATH", buf, dimof(buf));
if (0 < res && res < dimof(buf)) {
path.Append(buf);
path.Append(L";");
}
res = GetEnvironmentVariableW(L"_NT_ALTERNATE_SYMBOL_PATH", buf, dimof(buf));
if (0 < res && res < dimof(buf)) {
path.Append(buf);
path.Append(L";");
}
#endif
path.Append(AsWStrQ(gSymbolsDir));
//path.Append(_T(";"));
#if 0
// this probably wouldn't work anyway because it requires symsrv.dll in the same directory
// as dbghelp.dll and it's not present with the os-provided dbghelp.dll
path.Append(L"srv*");
path.Append(symDir);
path.Append(L"*http://msdl.microsoft.com/download/symbols;cache*");
path.Append(symDir);
#endif
#if 0
// when running local builds, *.pdb is in the same dir as *.exe
ScopedMem<TCHAR> exePath(GetExePath());
path.AppendFmt(L"%s", AsWStrQ(exePath));
#endif
gSymbolPathW = path.StealData();
if (!gSymbolPathW)
return false;
return true;
}
