add pagination info to DistilledPageProto

components/dom_distiller/standalone/content_extractor.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <sstream>
 
 #include "base/command_line.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
@@ skipping 120 matching lines @@
   message.SerializeWithCachedSizes(&coded_output);
   return !coded_output.HadError();
 }
 
 std::string GetReadableArticleString(
     const DistilledArticleProto& article_proto) {
   std::stringstream output;
   output << "Article Title: " << article_proto.title() << std::endl;
   output << "# of pages: " << article_proto.pages_size() << std::endl;
   for (int i = 0; i < article_proto.pages_size(); ++i) {
+    if (i > 0) output << std::endl;
     const DistilledPageProto& page = article_proto.pages(i);
     output << "Page " << i << std::endl;
     output << "URL: " << page.url() << std::endl;
     output << "Content: " << page.html() << std::endl;
     if (page.has_debug_info() && page.debug_info().has_log())
       output << "Log: " << page.debug_info().log() << std::endl;
+    if (page.has_pagination_info()) {
+      if (page.pagination_info().has_next_page()) {
+        output << "Next Page: " << page.pagination_info().next_page()
+               << std::endl;
+      }
+      if (page.pagination_info().has_prev_page()) {
+        output << "Prev Page: " << page.pagination_info().prev_page()
+               << std::endl;
+      }
+    }
   }
   return output.str();
 }
 
 }  // namespace
 
 class ContentExtractionRequest : public ViewRequestDelegate {
  public:
   void Start(DomDistillerService* service, const gfx::Size& render_view_size,
              base::Closure finished_callback) {
@@ skipping 174 matching lines @@
   std::string output_data_;
   scoped_ptr<google::protobuf::io::StringOutputStream> protobuf_output_stream_;
 };
 
 IN_PROC_BROWSER_TEST_F(ContentExtractor, MANUAL_ExtractUrl) {
   Start();
   base::RunLoop().Run();
 }
 
 }  // namespace dom_distiller