HRESULT CPdfFilter::GetNextChunkValue(CChunkValue& chunkValue) {
AutoFreeW 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(DocumentProperty::Author));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Author, str);
return S_OK;
}
// fall through
case STATE_PDF_TITLE:
m_state = STATE_PDF_DATE;
str.Set(m_pdfEngine->GetProperty(DocumentProperty::Title));
if (!str)
str.Set(m_pdfEngine->GetProperty(DocumentProperty::Subject));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Title, str);
return S_OK;
}
// fall through
case STATE_PDF_DATE:
m_state = STATE_PDF_CONTENT;
str.Set(m_pdfEngine->GetProperty(DocumentProperty::ModificationDate));
if (!str)
str.Set(m_pdfEngine->GetProperty(DocumentProperty::CreationDate));
if (!str::IsEmpty(str.Get())) {
SYSTEMTIME systime;
FILETIME filetime;
if (PdfDateParse(str, &systime) && 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, L"\r\n"));
if (str::IsEmpty(str.Get()))
continue;
chunkValue.SetTextValue(PKEY_Search_Contents, str, CHUNK_TEXT);
return S_OK;
}
m_state = STATE_PDF_END;
// fall through
case STATE_PDF_END:
default:
return FILTER_E_END_OF_CHUNKS;
}
}
HRESULT CEpubFilter::GetNextChunkValue(CChunkValue& chunkValue) {
AutoFreeW str;
switch (m_state) {
case STATE_EPUB_START:
m_state = STATE_EPUB_AUTHOR;
chunkValue.SetTextValue(PKEY_PerceivedType, L"document");
return S_OK;
case STATE_EPUB_AUTHOR:
m_state = STATE_EPUB_TITLE;
str.Set(m_epubDoc->GetProperty(DocumentProperty::Author));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Author, str);
return S_OK;
}
// fall through
case STATE_EPUB_TITLE:
m_state = STATE_EPUB_DATE;
str.Set(m_epubDoc->GetProperty(DocumentProperty::Title));
if (!str)
str.Set(m_epubDoc->GetProperty(DocumentProperty::Subject));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Title, str);
return S_OK;
}
// fall through
case STATE_EPUB_DATE:
m_state = STATE_EPUB_CONTENT;
str.Set(m_epubDoc->GetProperty(DocumentProperty::ModificationDate));
if (!str)
str.Set(m_epubDoc->GetProperty(DocumentProperty::CreationDate));
if (!str::IsEmpty(str.Get())) {
SYSTEMTIME systime;
if (IsoDateParse(str, &systime)) {
FILETIME filetime;
SystemTimeToFileTime(&systime, &filetime);
chunkValue.SetFileTimeValue(PKEY_ItemDate, filetime);
return S_OK;
}
}
// fall through
case STATE_EPUB_CONTENT:
m_state = STATE_EPUB_END;
str.Set(ExtractHtmlText(m_epubDoc));
if (!str::IsEmpty(str.Get())) {
chunkValue.SetTextValue(PKEY_Search_Contents, str, CHUNK_TEXT);
return S_OK;
}
// fall through
case STATE_EPUB_END:
default:
return FILTER_E_END_OF_CHUNKS;
}
}
void CopySelectionToClipboard(WindowInfo* win) {
if (!win->currentTab || !win->currentTab->selectionOnPage)
return;
CrashIf(win->currentTab->selectionOnPage->size() == 0 && win->mouseAction != MouseAction::SelectingText);
if (win->currentTab->selectionOnPage->size() == 0)
return;
CrashIf(!win->AsFixed());
if (!win->AsFixed())
return;
if (!OpenClipboard(nullptr))
return;
EmptyClipboard();
DisplayModel* dm = win->AsFixed();
#ifndef DISABLE_DOCUMENT_RESTRICTIONS
if (!dm->GetEngine()->AllowsCopyingText())
win->ShowNotification(_TR("Copying text was denied (copying as image only)"));
else
#endif
if (!dm->GetEngine()->IsImageCollection()) {
AutoFreeW selText;
bool isTextSelection = dm->textSelection->result.len > 0;
if (isTextSelection) {
selText.Set(dm->textSelection->ExtractText(L"\r\n"));
} else {
WStrVec selections;
for (SelectionOnPage& sel : *win->currentTab->selectionOnPage) {
WCHAR* text = dm->GetTextInRegion(sel.pageNo, sel.rect);
if (text)
selections.Push(text);
}
selText.Set(selections.Join());
}
// don't copy empty text
if (!str::IsEmpty(selText.Get()))
CopyTextToClipboard(selText, true);
if (isTextSelection) {
// don't also copy the first line of a text selection as an image
CloseClipboard();
return;
}
}
/* also copy a screenshot of the current selection to the clipboard */
SelectionOnPage* selOnPage = &win->currentTab->selectionOnPage->at(0);
RenderedBitmap* bmp = dm->GetEngine()->RenderBitmap(selOnPage->pageNo, dm->GetZoomReal(), dm->GetRotation(),
&selOnPage->rect, RenderTarget::Export);
if (bmp)
CopyImageToClipboard(bmp->GetBitmap(), true);
delete bmp;
CloseClipboard();
}