Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(39)

Unified Diff: components/dom_distiller/core/page_distiller.cc

Issue 146843010: Add support for multipage distillation. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: components/dom_distiller/core/page_distiller.cc
diff --git a/components/dom_distiller/core/page_distiller.cc b/components/dom_distiller/core/page_distiller.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2d47bd1c2508a3ec8cf345cb485f8b92c0192094
--- /dev/null
+++ b/components/dom_distiller/core/page_distiller.cc
@@ -0,0 +1,91 @@
+// 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 "components/dom_distiller/core/page_distiller.h"
+
+#include <map>
+
+#include "base/location.h"
+#include "base/message_loop/message_loop.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/values.h"
+#include "components/dom_distiller/core/distiller_page.h"
+#include "components/dom_distiller/core/distiller_url_fetcher.h"
+#include "grit/dom_distiller_resources.h"
+#include "net/url_request/url_request_context_getter.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "url/gurl.h"
+
+namespace dom_distiller {
+
+DistilledPageInfo::DistilledPageInfo() {}
+
+DistilledPageInfo::~DistilledPageInfo() {}
+
+PageDistiller::PageDistiller(const DistillerPageFactory& distiller_page_factory)
+ : distiller_page_(distiller_page_factory.CreateDistillerPage(this).Pass()) {
+}
+
+PageDistiller::~PageDistiller() {}
+
+void PageDistiller::Init() { distiller_page_->Init(); }
+
+void PageDistiller::DistillPage(const GURL& url,
+ const PageDistillerCallback& callback) {
+ page_distiller_callback_ = callback;
+ LoadURL(url);
+}
+
+void PageDistiller::LoadURL(const GURL& url) { distiller_page_->LoadURL(url); }
+
+void PageDistiller::OnLoadURLDone() { GetDistilledContent(); }
+
+void PageDistiller::GetDistilledContent() {
+ std::string script = ResourceBundle::GetSharedInstance()
+ .GetRawDataResource(IDR_DISTILLER_JS)
+ .as_string();
+ distiller_page_->ExecuteJavaScript(script);
+}
+
+void PageDistiller::OnExecuteJavaScriptDone(const GURL& page_url,
+ const base::Value* value) {
+ scoped_ptr<DistilledPageInfo> page_info(new DistilledPageInfo());
+ std::string result;
+ const base::ListValue* result_list = NULL;
+ if (!value->GetAsList(&result_list)) {
+ base::MessageLoop::current()->PostTask(
+ FROM_HERE,
+ base::Bind(page_distiller_callback_, base::Passed(&page_info), false));
+ } else {
+ int i = 0;
+ for (base::ListValue::const_iterator iter = result_list->begin();
+ iter != result_list->end();
+ ++iter, ++i) {
+ std::string item;
+ (*iter)->GetAsString(&item);
+ // The JavaScript returns an array where the first element is the title,
+ // the second element is the article content HTML, and the remaining
+ // elements are image URLs referenced in the HTML.
+ switch (i) {
+ case 0:
+ page_info->title = item;
+ break;
+ case 1:
+ page_info->html = item;
+ break;
+ case 2: {
+ page_info->next_page_url = item;
+ break;
+ }
+ default:
+ page_info->image_urls.push_back(item);
+ }
+ }
+ base::MessageLoop::current()->PostTask(
+ FROM_HERE,
+ base::Bind(page_distiller_callback_, base::Passed(&page_info), true));
+ }
+}
+
+} // namespace dom_distiller
« no previous file with comments | « components/dom_distiller/core/page_distiller.h ('k') | components/dom_distiller/core/proto/distilled_article.proto » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698