1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
content / browser / loader / keep_alive_attribution_request_helper.cc [blame]
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/loader/keep_alive_attribution_request_helper.h"
#include <stdint.h>
#include <memory>
#include <optional>
#include <string>
#include <utility>
#include "base/atomic_sequence_num.h"
#include "base/check.h"
#include "base/feature_list.h"
#include "base/memory/ptr_util.h"
#include "base/memory/weak_ptr.h"
#include "base/unguessable_token.h"
#include "components/attribution_reporting/eligibility.h"
#include "components/attribution_reporting/features.h"
#include "components/attribution_reporting/registration_eligibility.mojom-forward.h"
#include "components/attribution_reporting/suitable_origin.h"
#include "content/browser/attribution_reporting/attribution_background_registrations_id.h"
#include "content/browser/attribution_reporting/attribution_data_host_manager.h"
#include "content/browser/attribution_reporting/attribution_suitable_context.h"
#include "content/public/browser/global_routing_id.h"
#include "net/http/http_response_headers.h"
#include "services/network/public/mojom/attribution.mojom-forward.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "url/gurl.h"
namespace content {
namespace {
using ::attribution_reporting::mojom::RegistrationEligibility;
} // namespace
// static
std::unique_ptr<KeepAliveAttributionRequestHelper>
KeepAliveAttributionRequestHelper::CreateIfNeeded(
network::mojom::AttributionReportingEligibility eligibility,
const GURL& request_url,
const std::optional<base::UnguessableToken>& attribution_src_token,
const std::optional<std::string>& devtools_request_id,
const AttributionSuitableContext& context) {
if (!base::FeatureList::IsEnabled(
blink::features::kAttributionReportingInBrowserMigration)) {
return nullptr;
}
std::optional<RegistrationEligibility> registration_eligibility =
attribution_reporting::GetRegistrationEligibility(eligibility);
if (!registration_eligibility.has_value()) {
return nullptr;
}
AttributionDataHostManager* data_host_manager = context.data_host_manager();
if (!data_host_manager) {
return nullptr;
}
std::optional<blink::AttributionSrcToken> token;
if (attribution_src_token.has_value()) {
token = blink::AttributionSrcToken(attribution_src_token.value());
}
static base::AtomicSequenceNumber unique_id_counter;
BackgroundRegistrationsId id(unique_id_counter.GetNext());
data_host_manager->NotifyBackgroundRegistrationStarted(
id, context, *registration_eligibility, std::move(token),
devtools_request_id);
return base::WrapUnique(
new KeepAliveAttributionRequestHelper(id, data_host_manager,
/*reporting_url=*/request_url));
}
KeepAliveAttributionRequestHelper::KeepAliveAttributionRequestHelper(
BackgroundRegistrationsId id,
AttributionDataHostManager* attribution_data_host_manager,
const GURL& reporting_url)
: id_(id), reporting_url_(reporting_url) {
CHECK(attribution_data_host_manager);
attribution_data_host_manager_ = attribution_data_host_manager->AsWeakPtr();
}
void KeepAliveAttributionRequestHelper::OnReceiveRedirect(
const net::HttpResponseHeaders* headers,
const GURL& redirect_url) {
if (!attribution_data_host_manager_) {
return;
}
attribution_data_host_manager_->NotifyBackgroundRegistrationData(
id_, headers, reporting_url_);
reporting_url_ = redirect_url;
}
void KeepAliveAttributionRequestHelper::OnReceiveResponse(
const net::HttpResponseHeaders* headers) {
if (!attribution_data_host_manager_) {
return;
}
attribution_data_host_manager_->NotifyBackgroundRegistrationData(
id_, headers, reporting_url_);
attribution_data_host_manager_->NotifyBackgroundRegistrationCompleted(id_);
attribution_data_host_manager_.reset();
}
KeepAliveAttributionRequestHelper::~KeepAliveAttributionRequestHelper() {
if (!attribution_data_host_manager_) {
return;
}
attribution_data_host_manager_->NotifyBackgroundRegistrationCompleted(id_);
}
} // namespace content