| // Copyright 2019 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. |
| |
| // This file contains some useful utilities for the safe_browsing/triggers |
| // classes |
| |
| #include "components/safe_browsing/triggers/trigger_util.h" |
| |
| #include <string> |
| |
| #include "content/public/browser/render_frame_host.h" |
| |
| namespace safe_browsing { |
| |
| bool DetectGoogleAd(content::RenderFrameHost* render_frame_host, |
| const GURL& frame_url) { |
| // In case the navigation aborted, look up the RFH by the Frame Tree Node |
| // ID. It returns the committed frame host or the initial frame host for the |
| // frame if no committed host exists. Using a previous host is fine because |
| // once a frame has an ad we always consider it to have an ad. |
| // We use the unsafe method of FindFrameByFrameTreeNodeId because we're not |
| // concerned with which process the frame lives on (we only want to know if an |
| // ad could be present on the page right now). |
| if (render_frame_host) { |
| const std::string& frame_name = render_frame_host->GetFrameName(); |
| if (base::StartsWith(frame_name, "google_ads_iframe", |
| base::CompareCase::SENSITIVE) || |
| base::StartsWith(frame_name, "google_ads_frame", |
| base::CompareCase::SENSITIVE)) { |
| return true; |
| } |
| } |
| |
| return frame_url.host_piece() == "tpc.googlesyndication.com" && |
| base::StartsWith(frame_url.path_piece(), "/safeframe", |
| base::CompareCase::SENSITIVE); |
| } |
| |
| } // namespace safe_browsing |