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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_SAFE_BROWSING_CORE_BROWSER_REFERRER_CHAIN_PROVIDER_H_
#define COMPONENTS_SAFE_BROWSING_CORE_BROWSER_REFERRER_CHAIN_PROVIDER_H_
#include "components/safe_browsing/core/common/proto/csd.pb.h"
#include "components/sessions/core/session_id.h"
#include "url/gurl.h"
namespace content {
class RenderFrameHost;
struct GlobalRenderFrameHostId;
}
namespace safe_browsing {
using ReferrerChain =
google::protobuf::RepeatedPtrField<safe_browsing::ReferrerChainEntry>;
class ReferrerChainProvider {
public:
// For UMA histogram counting. Do NOT change order.
enum AttributionResult {
SUCCESS = 1, // Identified referrer chain is not empty.
SUCCESS_LANDING_PAGE = 2, // Successfully identified landing page.
SUCCESS_LANDING_REFERRER = 3, // Successfully identified landing referrer.
INVALID_URL = 4,
NAVIGATION_EVENT_NOT_FOUND = 5,
SUCCESS_REFERRER = 6, // Successfully identified extra referrers beyond the
// landing referrer.
// Always at the end.
ATTRIBUTION_FAILURE_TYPE_MAX
};
virtual AttributionResult IdentifyReferrerChainByRenderFrameHost(
content::RenderFrameHost* render_frame_host,
int user_gesture_count_limit,
ReferrerChain* out_referrer_chain) = 0;
virtual AttributionResult IdentifyReferrerChainByEventURL(
const GURL& event_url,
SessionID event_tab_id,
const content::GlobalRenderFrameHostId& event_outermost_main_frame_id,
int user_gesture_count_limit,
ReferrerChain* out_referrer_chain) = 0;
virtual AttributionResult IdentifyReferrerChainByEventURL(
const GURL& event_url,
SessionID event_tab_id,
int user_gesture_count_limit,
ReferrerChain* out_referrer_chain) = 0;
virtual AttributionResult IdentifyReferrerChainByPendingEventURL(
const GURL& event_url,
int user_gesture_count_limit,
ReferrerChain* out_referrer_chain) = 0;
};
} // namespace safe_browsing
#endif // COMPONENTS_SAFE_BROWSING_CORE_BROWSER_REFERRER_CHAIN_PROVIDER_H_
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