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LibPDF: Add implementation of the Standard security handler

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Security handlers manage encryption and decription of PDF files. The
standard security handler uses RC4/MD5 to perform its crypto (AES as
well, but that is not yet implemented).
This commit is contained in:
Matthew Olsson 2022-03-20 14:24:23 -07:00 • committed by Andreas Kling
parent c98bda8ce6
commit 5b316462b2
9 changed files with 522 additions and 3 deletions
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12
Userland/Applications/PDFViewer/PDFViewerWidget.cpp
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@ -160,6 +160,18 @@ void PDFViewerWidget::open_file(Core::File& file)
auto document = maybe_document.release_value();
if (auto sh = document->security_handler(); !sh->has_user_password()) {
// FIXME: Prompt the user for a password
VERIFY_NOT_REACHED();
}
auto result = document->initialize();
if (result.is_error()) {
auto error = result.release_error();
GUI::MessageBox::show_error(nullptr, String::formatted("Couldn't load PDF {}:\n{}", file.filename(), error.message()));
return;
}
m_viewer->set_document(document);
m_total_page_label->set_text(String::formatted("of {}", document->get_page_count()));