chrome/browser/storage_access_api/storage_access_api_tab_helper.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/storage_access_api/storage_access_api_tab_helper.h"

#include "base/metrics/histogram_functions.h"
#include "chrome/browser/storage_access_api/storage_access_api_service.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"

namespace {

void RecordRenewalDeltaSample(base::TimeDelta delta) {
  base::UmaHistogramCounts1000(
      "API.StorageAccess.PermissionRenewedDeltaToExpiration", delta.InHours());
}

}  // namespace

StorageAccessAPITabHelper::~StorageAccessAPITabHelper() = default;

void StorageAccessAPITabHelper::FrameReceivedUserActivation(
    content::RenderFrameHost* rfh) {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);

  if (rfh->IsInPrimaryMainFrame()) {
    // No need to do anything in a main frame.
    return;
  }

  if (rfh->GetLastCommittedOrigin().opaque() ||
      rfh->GetParentOrOuterDocument()->GetLastCommittedOrigin().opaque()) {
    return;
  }

  std::optional<base::TimeDelta> delta_to_expiration =
      service_->RenewPermissionGrant(
          rfh->GetLastCommittedOrigin(),
          rfh->GetParentOrOuterDocument()->GetLastCommittedOrigin());

  if (delta_to_expiration.has_value()) {
    RecordRenewalDeltaSample(delta_to_expiration.value());
  }
}

StorageAccessAPITabHelper::StorageAccessAPITabHelper(
    content::WebContents* web_contents,
    StorageAccessAPIService* service)
    : content::WebContentsObserver(web_contents),
      content::WebContentsUserData<StorageAccessAPITabHelper>(*web_contents),
      service_(raw_ref<StorageAccessAPIService>::from_ptr(service)) {
  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
}

WEB_CONTENTS_USER_DATA_KEY_IMPL(StorageAccessAPITabHelper);