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
|
// 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.
#include "chrome/browser/offline_pages/android/offline_page_auto_fetcher.h"
#include <utility>
#include "chrome/browser/android/tab_android.h"
#include "chrome/browser/offline_pages/android/offline_page_auto_fetcher_service.h"
#include "chrome/browser/offline_pages/android/offline_page_auto_fetcher_service_factory.h"
#include "chrome/browser/ui/android/tab_model/tab_model.h"
#include "chrome/browser/ui/android/tab_model/tab_model_list.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "url/gurl.h"
namespace offline_pages {
namespace {
TabAndroid* FindTab(content::RenderFrameHost* render_frame_host) {
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(render_frame_host);
if (!web_contents)
return nullptr;
TabModel* tab_model = TabModelList::GetTabModelForWebContents(web_contents);
if (!tab_model)
return nullptr;
// For this use-case, it's OK to fail if the active tab doesn't match
// web_contents.
if (tab_model->GetActiveWebContents() != web_contents)
return nullptr;
return tab_model->GetTabAt(tab_model->GetActiveIndex());
}
} // namespace
OfflinePageAutoFetcher::OfflinePageAutoFetcher(
content::RenderFrameHost* render_frame_host)
: last_committed_url_(render_frame_host->GetLastCommittedURL()) {
TabAndroid* tab = FindTab(render_frame_host);
if (!tab) {
return;
}
auto_fetcher_service_ =
OfflinePageAutoFetcherServiceFactory::GetForBrowserContext(
render_frame_host->GetProcess()->GetBrowserContext());
android_tab_id_ = tab->GetAndroidId();
}
OfflinePageAutoFetcher::~OfflinePageAutoFetcher() = default;
void OfflinePageAutoFetcher::TrySchedule(bool user_requested,
TryScheduleCallback callback) {
if (!auto_fetcher_service_) {
std::move(callback).Run(OfflinePageAutoFetcherScheduleResult::kOtherError);
return;
}
auto_fetcher_service_->TrySchedule(user_requested, last_committed_url_,
android_tab_id_, std::move(callback));
}
void OfflinePageAutoFetcher::CancelSchedule() {
if (!auto_fetcher_service_)
return;
auto_fetcher_service_->CancelSchedule(last_committed_url_);
}
// static
void OfflinePageAutoFetcher::Create(
content::RenderFrameHost* render_frame_host,
mojo::PendingReceiver<chrome::mojom::OfflinePageAutoFetcher> receiver) {
// Lifetime of the self owned receiver can exceed the RenderFrameHost, so
// OfflinePageAutoFetcher does not retain a reference.
mojo::MakeSelfOwnedReceiver(
std::make_unique<OfflinePageAutoFetcher>(render_frame_host),
std::move(receiver));
}
} // namespace offline_pages
|
