fix: ensure SetPluginCanSave updated in PDFs Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com> Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>
		
			
				
	
	
		
			65 lines
		
	
	
	
		
			2.6 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
	
		
			2.6 KiB
			
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright (c) 2015 Slack Technologies, Inc.
 | 
						|
// Use of this source code is governed by the MIT license that can be
 | 
						|
// found in the LICENSE file.
 | 
						|
 | 
						|
#include "shell/browser/electron_pdf_document_helper_client.h"
 | 
						|
 | 
						|
#include "chrome/browser/pdf/pdf_viewer_stream_manager.h"
 | 
						|
#include "chrome/common/content_restriction.h"
 | 
						|
#include "components/pdf/browser/pdf_frame_util.h"
 | 
						|
#include "content/public/browser/render_frame_host.h"
 | 
						|
#include "content/public/browser/web_contents.h"
 | 
						|
#include "extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.h"
 | 
						|
#include "pdf/content_restriction.h"
 | 
						|
#include "pdf/pdf_features.h"
 | 
						|
#include "shell/browser/api/electron_api_web_contents.h"
 | 
						|
 | 
						|
ElectronPDFDocumentHelperClient::ElectronPDFDocumentHelperClient() = default;
 | 
						|
ElectronPDFDocumentHelperClient::~ElectronPDFDocumentHelperClient() = default;
 | 
						|
 | 
						|
void ElectronPDFDocumentHelperClient::UpdateContentRestrictions(
 | 
						|
    content::RenderFrameHost* render_frame_host,
 | 
						|
    int content_restrictions) {
 | 
						|
  // UpdateContentRestrictions potentially gets called twice from
 | 
						|
  // pdf/pdf_view_web_plugin.cc. The first time it is potentially called is
 | 
						|
  // when loading starts and it is called with a restriction on printing. The
 | 
						|
  // second time it is called is when loading is finished and if printing is
 | 
						|
  // allowed there won't be a printing restriction passed, so we can use this
 | 
						|
  // second call to notify that the pdf document is ready to print.
 | 
						|
  if (!(content_restrictions & chrome_pdf::kContentRestrictionPrint)) {
 | 
						|
    content::WebContents* web_contents =
 | 
						|
        content::WebContents::FromRenderFrameHost(render_frame_host);
 | 
						|
    electron::api::WebContents* api_web_contents =
 | 
						|
        electron::api::WebContents::From(
 | 
						|
            web_contents->GetOutermostWebContents());
 | 
						|
    if (api_web_contents) {
 | 
						|
      api_web_contents->PDFReadyToPrint();
 | 
						|
    }
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
void ElectronPDFDocumentHelperClient::SetPluginCanSave(
 | 
						|
    content::RenderFrameHost* render_frame_host,
 | 
						|
    bool can_save) {
 | 
						|
  if (chrome_pdf::features::IsOopifPdfEnabled()) {
 | 
						|
    auto* pdf_viewer_stream_manager =
 | 
						|
        pdf::PdfViewerStreamManager::FromWebContents(
 | 
						|
            content::WebContents::FromRenderFrameHost(render_frame_host));
 | 
						|
    if (!pdf_viewer_stream_manager) {
 | 
						|
      return;
 | 
						|
    }
 | 
						|
 | 
						|
    content::RenderFrameHost* embedder_host =
 | 
						|
        pdf_frame_util::GetEmbedderHost(render_frame_host);
 | 
						|
    CHECK(embedder_host);
 | 
						|
 | 
						|
    pdf_viewer_stream_manager->SetPluginCanSave(embedder_host, can_save);
 | 
						|
    return;
 | 
						|
  }
 | 
						|
 | 
						|
  auto* guest_view =
 | 
						|
      extensions::MimeHandlerViewGuest::FromRenderFrameHost(render_frame_host);
 | 
						|
  if (guest_view) {
 | 
						|
    guest_view->SetPluginCanSave(can_save);
 | 
						|
  }
 | 
						|
}
 |