Test distillability without JavaScript

components/dom_distiller/content/renderer/distillability_agent.cc

+// Copyright 2015 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/content/common/distiller_messages.h"
+#include "components/dom_distiller/content/renderer/distillability_agent.h"
+
+#include "content/public/renderer/render_frame.h"
+
+#include "third_party/WebKit/public/platform/WebDistillability.h"
+#include "third_party/WebKit/public/web/WebDocument.h"
+#include "third_party/WebKit/public/web/WebElement.h"
+#include "third_party/WebKit/public/web/WebLocalFrame.h"
+#include "third_party/WebKit/public/web/WebNode.h"
+#include "third_party/WebKit/public/web/WebNodeList.h"
+
+namespace dom_distiller {
+
+namespace {
+
+}  // namespace
+
+using namespace blink;
+
+DistillabilityAgent::DistillabilityAgent(
+    content::RenderFrame* render_frame)
+    : RenderFrameObserver(render_frame) {
+}
+
+void DistillabilityAgent::DidMeaningfulLayout(
+    WebMeaningfulLayout layout_type) {
+
+  if (layout_type == WebMeaningfulLayout::FinishedParsing ||
+      layout_type == WebMeaningfulLayout::FinishedLoading) {
+    DCHECK(render_frame());
+    DCHECK(render_frame()->GetWebFrame());
+    WebDocument doc = render_frame()->GetWebFrame()->document();
+    DCHECK(!doc.isNull());
+    WebDistillabilityFeatures features = doc.distillabilityFeatures();
+
+    // FIXME: get flags, model, derived features, and calculate results
+    Send(new FrameHostMsg_Distillability(routing_id(), features.openGraph));
+  }
+}
+
+DistillabilityAgent::~DistillabilityAgent() {}
+
+}  // namespace dom_distiller