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
|
// Copyright 2020 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/page_load_metrics/observers/translate_page_load_metrics_observer.h"
#include "chrome/browser/translate/chrome_translate_client.h"
#include "components/translate/core/browser/translate_manager.h"
#include "components/translate/core/browser/translate_metrics_logger_impl.h"
std::unique_ptr<TranslatePageLoadMetricsObserver>
TranslatePageLoadMetricsObserver::CreateIfNeeded(
content::WebContents* web_contents) {
// Gets the |TranslateManager| associated with the same |WebContents| as this
// |TranslatePageLoadMetricsObserver|.
translate::TranslateManager* translate_manager =
ChromeTranslateClient::GetManagerFromWebContents(web_contents);
if (translate_manager == nullptr)
return nullptr;
// Creates a new |TranslateMetricsLoggerImpl| and associates with the above
// |TranslateManager|.
std::unique_ptr<translate::TranslateMetricsLogger> translate_metrics_logger =
std::make_unique<translate::TranslateMetricsLoggerImpl>(
translate_manager->GetWeakPtr());
return std::make_unique<TranslatePageLoadMetricsObserver>(
std::move(translate_metrics_logger));
}
TranslatePageLoadMetricsObserver::TranslatePageLoadMetricsObserver(
std::unique_ptr<translate::TranslateMetricsLogger> translate_metrics_logger)
: translate_metrics_logger_(std::move(translate_metrics_logger)) {}
TranslatePageLoadMetricsObserver::~TranslatePageLoadMetricsObserver() = default;
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnStart(
content::NavigationHandle* navigation_handle,
const GURL& currently_committed_url,
bool started_in_foreground) {
DCHECK(!is_in_primary_page_);
is_in_primary_page_ = true;
translate_metrics_logger_->OnPageLoadStart(started_in_foreground);
return CONTINUE_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnPrerenderStart(
content::NavigationHandle* navigation_handle,
const GURL& currently_committed_url) {
// Continue running, but don't communicate via `translate_metrics_logger_`
// until the prerendered page activation.
return CONTINUE_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnFencedFramesStart(
content::NavigationHandle* navigation_handle,
const GURL& currently_committed_url) {
// TranslateManager expects that only one TranslateMetricsLoggerImpl
// communicates with per WebContents.
return STOP_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnCommit(
content::NavigationHandle* navigation_handle) {
if (is_in_primary_page_) {
translate_metrics_logger_->SetUkmSourceId(
GetDelegate().GetPageUkmSourceId());
}
return CONTINUE_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnHidden(
const page_load_metrics::mojom::PageLoadTiming& timing) {
if (is_in_primary_page_) {
translate_metrics_logger_->OnForegroundChange(false);
}
return CONTINUE_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::OnShown() {
if (is_in_primary_page_) {
translate_metrics_logger_->OnForegroundChange(true);
}
return CONTINUE_OBSERVING;
}
page_load_metrics::PageLoadMetricsObserver::ObservePolicy
TranslatePageLoadMetricsObserver::FlushMetricsOnAppEnterBackground(
const page_load_metrics::mojom::PageLoadTiming& timing) {
if (is_in_primary_page_) {
translate_metrics_logger_->RecordMetrics(false);
}
return CONTINUE_OBSERVING;
}
void TranslatePageLoadMetricsObserver::OnComplete(
const page_load_metrics::mojom::PageLoadTiming& timing) {
if (is_in_primary_page_) {
translate_metrics_logger_->RecordMetrics(true);
}
}
void TranslatePageLoadMetricsObserver::DidActivatePrerenderedPage(
content::NavigationHandle* navigation_handle) {
DCHECK(!is_in_primary_page_);
is_in_primary_page_ = true;
translate_metrics_logger_->OnPageLoadStart(
GetDelegate().GetVisibilityTracker().currently_in_foreground());
translate_metrics_logger_->SetUkmSourceId(GetDelegate().GetPageUkmSourceId());
}
|
