blob: 792b6d991b5ef2e6ed0e3c7a7f691e819e2a60b4 [file] [log] [blame]
// Copyright 2018 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 "chrome/renderer/page_load_metrics/page_resource_data_use.h"
#include "base/stl_util.h"
#include "components/data_reduction_proxy/core/common/data_reduction_proxy_headers.h"
#include "services/network/public/cpp/resource_response.h"
#include "services/network/public/cpp/url_loader_completion_status.h"
#include "url/gurl.h"
namespace page_load_metrics {
PageResourceDataUse::PageResourceDataUse()
: resource_id_(-1),
data_reduction_proxy_compression_ratio_estimate_(1.0),
total_received_bytes_(0),
last_update_bytes_(0),
is_complete_(false),
is_canceled_(false),
reported_as_ad_resource_(false),
is_main_frame_resource_(false),
was_fetched_via_cache_(false),
is_secure_scheme_(false),
proxy_used_(false) {}
PageResourceDataUse::PageResourceDataUse(const PageResourceDataUse& other) =
default;
PageResourceDataUse::~PageResourceDataUse() = default;
void PageResourceDataUse::DidStartResponse(
const GURL& response_url,
int resource_id,
const network::ResourceResponseHead& response_head,
content::ResourceType resource_type) {
resource_id_ = resource_id;
data_reduction_proxy_compression_ratio_estimate_ =
data_reduction_proxy::EstimateCompressionRatioFromHeaders(&response_head);
proxy_used_ = !response_head.proxy_server.is_direct();
mime_type_ = response_head.mime_type;
was_fetched_via_cache_ = response_head.was_fetched_via_cache;
is_secure_scheme_ = response_url.SchemeIsCryptographic();
is_primary_frame_resource_ =
resource_type == content::RESOURCE_TYPE_MAIN_FRAME ||
resource_type == content::RESOURCE_TYPE_SUB_FRAME;
}
void PageResourceDataUse::DidReceiveTransferSizeUpdate(
int received_data_length) {
total_received_bytes_ += received_data_length;
}
bool PageResourceDataUse::DidCompleteResponse(
const network::URLLoaderCompletionStatus& status) {
// Report the difference in received bytes.
is_complete_ = true;
encoded_body_length_ = status.encoded_body_length;
int64_t delta_bytes = status.encoded_data_length - total_received_bytes_;
if (delta_bytes > 0) {
total_received_bytes_ += delta_bytes;
return true;
}
return false;
}
void PageResourceDataUse::DidCancelResponse() {
is_canceled_ = true;
}
bool PageResourceDataUse::IsFinishedLoading() {
return is_complete_ || is_canceled_;
}
void PageResourceDataUse::SetReportedAsAdResource(
bool reported_as_ad_resource) {
reported_as_ad_resource_ = reported_as_ad_resource;
}
void PageResourceDataUse::SetIsMainFrameResource(bool is_main_frame_resource) {
is_main_frame_resource_ = is_main_frame_resource;
}
int PageResourceDataUse::CalculateNewlyReceivedBytes() {
int newly_received_bytes = total_received_bytes_ - last_update_bytes_;
last_update_bytes_ = total_received_bytes_;
DCHECK_GE(newly_received_bytes, 0);
return newly_received_bytes;
}
mojom::ResourceDataUpdatePtr PageResourceDataUse::GetResourceDataUpdate() {
mojom::ResourceDataUpdatePtr resource_data_update =
mojom::ResourceDataUpdate::New();
resource_data_update->request_id = resource_id();
resource_data_update->received_data_length = total_received_bytes_;
resource_data_update->delta_bytes = CalculateNewlyReceivedBytes();
resource_data_update->is_complete = is_complete_;
resource_data_update->data_reduction_proxy_compression_ratio_estimate =
data_reduction_proxy_compression_ratio_estimate_;
resource_data_update->reported_as_ad_resource = reported_as_ad_resource_;
resource_data_update->is_main_frame_resource = is_main_frame_resource_;
resource_data_update->mime_type = mime_type_;
resource_data_update->encoded_body_length = encoded_body_length_;
resource_data_update->was_fetched_via_cache = was_fetched_via_cache_;
resource_data_update->is_secure_scheme = is_secure_scheme_;
resource_data_update->proxy_used = proxy_used_;
resource_data_update->is_primary_frame_resource = is_primary_frame_resource_;
return resource_data_update;
}
} // namespace page_load_metrics