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1 // Copyright 2017 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_data.h" | |
6 | |
7 #include <utility> | |
8 | |
9 #include "base/files/file_util.h" | |
10 #include "base/path_service.h" | |
11 #include "base/task_scheduler/post_task.h" | |
12 #include "base/threading/sequenced_worker_pool.h" | |
13 #include "chrome/browser/browser_process.h" | |
14 #include "chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager.h" | |
15 #include "chrome/common/chrome_paths.h" | |
16 #include "components/prefs/pref_service.h" | |
17 #include "components/prefs/scoped_user_pref_update.h" | |
18 #include "content/public/browser/browser_thread.h" | |
19 #include "ui/gfx/codec/png_codec.h" | |
20 | |
21 namespace chromeos { | |
22 | |
23 namespace { | |
24 // Keys for local state data. | |
25 constexpr char kKeyName[] = "name"; | |
26 constexpr char kKeyIcon[] = "icon"; | |
27 | |
28 constexpr char kIconFileExtension[] = ".png"; | |
29 constexpr char kIconCacheDir[] = "arc-kiosk/icon"; | |
30 | |
31 // Save |raw_icon| for given |app_id|. | |
32 void SaveIconToLocalOnBlockingPool( | |
33 const base::FilePath& icon_path, | |
34 scoped_refptr<base::RefCountedString> raw_icon) { | |
35 DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread()); | |
36 | |
37 base::FilePath dir = icon_path.DirName(); | |
khmel
2017/03/29 17:51:22
nit: const
Sergey Poromov
2017/03/30 15:48:36
Done.
| |
38 if (!base::PathExists(dir)) | |
39 CHECK(base::CreateDirectory(dir)); | |
40 | |
41 CHECK_EQ( | |
42 static_cast<int>(raw_icon->size()), | |
43 base::WriteFile(icon_path, raw_icon->data().c_str(), raw_icon->size())); | |
44 } | |
45 | |
46 } // namespace | |
47 | |
48 ArcKioskAppData::ArcKioskAppData(const std::string& app_id, | |
49 const AccountId& account_id, | |
50 const std::string& name) | |
51 : app_id_(app_id), account_id_(account_id), name_(name) {} | |
52 | |
53 ArcKioskAppData::~ArcKioskAppData() = default; | |
54 | |
55 bool ArcKioskAppData::operator==(const std::string& app_id) const { | |
56 return this->app_id_ == app_id; | |
57 } | |
58 | |
59 bool ArcKioskAppData::LoadFromCache() { | |
60 const std::string app_key = | |
61 std::string(ArcKioskAppManager::kKeyApps) + '.' + app_id_; | |
62 const std::string name_key = app_key + '.' + kKeyName; | |
63 const std::string icon_path_key = app_key + '.' + kKeyIcon; | |
64 | |
65 PrefService* local_state = g_browser_process->local_state(); | |
66 const base::DictionaryValue* dict = | |
67 local_state->GetDictionary(ArcKioskAppManager::kArcKioskDictionaryName); | |
68 | |
69 std::string icon_path_string; | |
70 if (!dict->GetString(name_key, &name_) || | |
71 !dict->GetString(icon_path_key, &icon_path_string)) { | |
72 return false; | |
73 } | |
74 icon_path_ = base::FilePath(icon_path_string); | |
75 | |
76 // KioskAppIconLoader deletes itself when done. | |
77 (new KioskAppIconLoader(AsWeakPtr()))->Start(icon_path_); | |
78 return true; | |
79 } | |
80 | |
81 void ArcKioskAppData::SetCache(const std::string& name, | |
82 const gfx::ImageSkia& icon) { | |
83 DCHECK(!name.empty()); | |
84 DCHECK(!icon.isNull()); | |
85 name_ = name; | |
86 icon_ = icon; | |
87 | |
88 std::vector<unsigned char> image_data; | |
89 CHECK(gfx::PNGCodec::EncodeBGRASkBitmap(*icon.bitmap(), false, &image_data)); | |
90 scoped_refptr<base::RefCountedString> raw_icon(new base::RefCountedString); | |
91 raw_icon->data().assign(image_data.begin(), image_data.end()); | |
92 | |
93 base::FilePath user_data_dir; | |
94 CHECK(PathService::Get(chrome::DIR_USER_DATA, &user_data_dir)); | |
95 base::FilePath cache_dir = user_data_dir.AppendASCII(kIconCacheDir); | |
96 base::FilePath icon_path = | |
97 cache_dir.AppendASCII(app_id_).AddExtension(kIconFileExtension); | |
98 content::BrowserThread::GetBlockingPool()->PostTask( | |
99 FROM_HERE, | |
100 base::Bind(&SaveIconToLocalOnBlockingPool, icon_path, raw_icon)); | |
101 | |
102 icon_path_ = icon_path; | |
103 | |
104 const std::string app_key = | |
105 std::string(ArcKioskAppManager::kKeyApps) + '.' + app_id_; | |
106 const std::string name_key = app_key + '.' + kKeyName; | |
107 const std::string icon_path_key = app_key + '.' + kKeyIcon; | |
108 | |
109 PrefService* local_state = g_browser_process->local_state(); | |
110 DictionaryPrefUpdate dict_update(local_state, | |
111 ArcKioskAppManager::kArcKioskDictionaryName); | |
112 dict_update->SetString(name_key, name); | |
113 dict_update->SetString(icon_path_key, icon_path.value()); | |
114 } | |
115 | |
116 void ArcKioskAppData::ClearCache() { | |
117 PrefService* local_state = g_browser_process->local_state(); | |
118 | |
119 DictionaryPrefUpdate dict_update(local_state, | |
120 ArcKioskAppManager::kArcKioskDictionaryName); | |
121 | |
122 std::string app_key = | |
123 std::string(ArcKioskAppManager::kKeyApps) + '.' + app_id_; | |
124 dict_update->Remove(app_key, NULL); | |
125 | |
126 if (!icon_path_.empty()) { | |
127 base::PostTaskWithTraits( | |
128 FROM_HERE, | |
129 base::TaskTraits().MayBlock().WithPriority( | |
130 base::TaskPriority::BACKGROUND), | |
131 base::Bind(base::IgnoreResult(&base::DeleteFile), icon_path_, false)); | |
132 } | |
133 } | |
134 | |
135 void ArcKioskAppData::OnIconLoadSuccess(const gfx::ImageSkia& icon) { | |
136 DCHECK_CURRENTLY_ON(content::BrowserThread::UI); | |
137 icon_ = icon; | |
138 } | |
139 | |
140 void ArcKioskAppData::OnIconLoadFailure() { | |
141 LOG(ERROR) << "Icon Load Failure"; | |
142 // Do nothing | |
143 } | |
144 | |
145 } // namespace chromeos | |
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