1 /*
2  * Copyright (C) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #define MLOG_TAG "MediaLibraryRestoreService"
17 
18 #include <context.h>
19 #include <context_impl.h>
20 
21 #include "backup_file_utils.h"
22 #include "backup_restore_service.h"
23 #include "media_log.h"
24 #include "clone_restore.h"
25 #include "upgrade_restore.h"
26 #include "others_clone_restore.h"
27 
28 namespace OHOS {
29 namespace Media {
30 const int DUAL_FIRST_NUMBER = 65;
31 const int DUAL_SECOND_NUMBER = 110;
32 const int DUAL_THIRD_NUMBER = 100;
33 const int DUAL_FOURTH_NUMBER = 114;
34 const int DUAL_FIFTH_NUMBER = 111;
35 const int DUAL_SIXTH_NUMBER = 105;
36 const int DUAL_SEVENTH_NUMBER = 100;
GetInstance(void)37 BackupRestoreService &BackupRestoreService::GetInstance(void)
38 {
39     static BackupRestoreService inst;
40     return inst;
41 }
42 
GetDualDirName()43 std::string GetDualDirName()
44 {
45     int arr[] = { DUAL_FIRST_NUMBER, DUAL_SECOND_NUMBER, DUAL_THIRD_NUMBER, DUAL_FOURTH_NUMBER, DUAL_FIFTH_NUMBER,
46         DUAL_SIXTH_NUMBER, DUAL_SEVENTH_NUMBER };
47     int len = sizeof(arr) / sizeof(arr[0]);
48     std::string dualDirName = "";
49     for (int i = 0; i < len; i++) {
50         dualDirName += char(arr[i]);
51     }
52     return dualDirName;
53 }
54 
Init(const RestoreInfo & info)55 void BackupRestoreService::Init(const RestoreInfo &info)
56 {
57     if (restoreService_ != nullptr) {
58         return;
59     }
60     serviceBackupDir_ = info.backupDir;
61     if (info.sceneCode == UPGRADE_RESTORE_ID) {
62         restoreService_ = std::make_unique<UpgradeRestore>(info.galleryAppName, info.mediaAppName, UPGRADE_RESTORE_ID,
63             GetDualDirName());
64         serviceBackupDir_ = RESTORE_SANDBOX_DIR;
65     } else if (info.sceneCode == DUAL_FRAME_CLONE_RESTORE_ID) {
66         restoreService_ = std::make_unique<UpgradeRestore>(info.galleryAppName, info.mediaAppName,
67             DUAL_FRAME_CLONE_RESTORE_ID);
68     } else if (info.sceneCode == I_PHONE_CLONE_RESTORE) {
69         restoreService_ = std::make_unique<OthersCloneRestore>(I_PHONE_CLONE_RESTORE, info.mediaAppName,
70             info.bundleInfo);
71     } else if (info.sceneCode == OTHERS_PHONE_CLONE_RESTORE) {
72         restoreService_ = std::make_unique<OthersCloneRestore>(OTHERS_PHONE_CLONE_RESTORE, info.mediaAppName);
73     } else {
74         restoreService_ = std::make_unique<CloneRestore>();
75     }
76 }
77 
StartRestore(const std::shared_ptr<AbilityRuntime::Context> & context,const RestoreInfo & info)78 void BackupRestoreService::StartRestore(const std::shared_ptr<AbilityRuntime::Context> &context,
79     const RestoreInfo &info)
80 {
81     MEDIA_INFO_LOG("Start restore service: %{public}d", info.sceneCode);
82     Init(info);
83     if (restoreService_ == nullptr) {
84         MEDIA_ERR_LOG("Create media restore service failed.");
85         return;
86     }
87     if (context != nullptr) {
88         BackupFileUtils::CreateDataShareHelper(context->GetToken());
89     }
90     restoreService_->StartRestore(serviceBackupDir_, UPGRADE_FILE_DIR);
91 }
92 
StartRestoreEx(const std::shared_ptr<AbilityRuntime::Context> & context,const RestoreInfo & info,std::string & restoreExInfo)93 void BackupRestoreService::StartRestoreEx(const std::shared_ptr<AbilityRuntime::Context> &context,
94     const RestoreInfo &info, std::string &restoreExInfo)
95 {
96     MEDIA_INFO_LOG("Start restoreEx service: %{public}d", info.sceneCode);
97     Init(info);
98     if (restoreService_ == nullptr) {
99         MEDIA_ERR_LOG("Create media restore service failed.");
100         restoreExInfo = "";
101         return;
102     }
103     if (context != nullptr) {
104         BackupFileUtils::CreateDataShareHelper(context->GetToken());
105     }
106     restoreService_->StartRestoreEx(serviceBackupDir_, UPGRADE_FILE_DIR, restoreExInfo);
107 }
108 
GetBackupInfo(int32_t sceneCode,std::string & backupInfo)109 void BackupRestoreService::GetBackupInfo(int32_t sceneCode, std::string &backupInfo)
110 {
111     MEDIA_INFO_LOG("Start restore service: %{public}d", sceneCode);
112     if (sceneCode != CLONE_RESTORE_ID) {
113         MEDIA_ERR_LOG("StartRestoreEx current scene is not supported");
114         backupInfo = "";
115         return;
116     }
117     Init({CLONE_RESTORE_ID, "", "", "", ""});
118     if (restoreService_ == nullptr) {
119         MEDIA_ERR_LOG("Create media restore service failed.");
120         backupInfo = "";
121         return;
122     }
123     backupInfo = restoreService_->GetBackupInfo();
124 }
125 
GetProgressInfo(std::string & progressInfo)126 void BackupRestoreService::GetProgressInfo(std::string &progressInfo)
127 {
128     MEDIA_INFO_LOG("Start get progressInfo");
129     if (restoreService_ == nullptr) {
130         MEDIA_WARN_LOG("Media restore service not created.");
131         progressInfo = "";
132         return;
133     }
134     progressInfo = restoreService_->GetProgressInfo();
135 }
136 
StartBackup(int32_t sceneCode,const std::string & galleryAppName,const std::string & mediaAppName)137 void BackupRestoreService::StartBackup(int32_t sceneCode, const std::string &galleryAppName,
138     const std::string &mediaAppName)
139 {
140     MEDIA_INFO_LOG("Start backup service: %{public}d", sceneCode);
141     if (sceneCode != CLONE_RESTORE_ID) {
142         MEDIA_ERR_LOG("StartBackup current scene is not supported");
143         return;
144     }
145     Init({CLONE_RESTORE_ID, galleryAppName, mediaAppName, "", ""});
146     if (restoreService_ == nullptr) {
147         MEDIA_ERR_LOG("Create media backup service failed.");
148         return;
149     }
150     restoreService_->StartBackup();
151 }
152 } // namespace Media
153 } // namespace OHOS
154