1 /*
2  * Copyright (c) 2021 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 #include "advanced_notification_service_ability.h"
17 #include "notification_extension_wrapper.h"
18 #include "system_event_observer.h"
19 #include "common_event_manager.h"
20 #include "telephony_extension_wrapper.h"
21 
22 namespace OHOS {
23 namespace Notification {
24 namespace {
25 REGISTER_SYSTEM_ABILITY_BY_ID(AdvancedNotificationServiceAbility, ADVANCED_NOTIFICATION_SERVICE_ABILITY_ID, true);
26 }
27 
28 const std::string EXTENSION_BACKUP = "backup";
29 const std::string EXTENSION_RESTORE = "restore";
30 
AdvancedNotificationServiceAbility(const int32_t systemAbilityId,bool runOnCreate)31 AdvancedNotificationServiceAbility::AdvancedNotificationServiceAbility(const int32_t systemAbilityId, bool runOnCreate)
32     : SystemAbility(systemAbilityId, runOnCreate), service_(nullptr)
33 {}
34 
~AdvancedNotificationServiceAbility()35 AdvancedNotificationServiceAbility::~AdvancedNotificationServiceAbility()
36 {}
37 
OnStart()38 void AdvancedNotificationServiceAbility::OnStart()
39 {
40     if (service_ != nullptr) {
41         return;
42     }
43 
44     service_ = AdvancedNotificationService::GetInstance();
45     if (!Publish(service_)) {
46         return;
47     }
48     service_->CreateDialogManager();
49     service_->InitPublishProcess();
50     reminderAgent_ = ReminderDataManager::InitInstance(service_);
51 
52 #ifdef ENABLE_ANS_EXT_WRAPPER
53     EXTENTION_WRAPPER->InitExtentionWrapper();
54     AddSystemAbilityListener(DISTRIBUTED_KV_DATA_SERVICE_ABILITY_ID);
55     AddSystemAbilityListener(COMMON_EVENT_SERVICE_ID);
56     AddSystemAbilityListener(BUNDLE_MGR_SERVICE_SYS_ABILITY_ID);
57 #else
58     ANS_LOGD("Not enabled ans_ext");
59 #endif
60 
61 #ifdef ENABLE_ANS_TELEPHONY_CUST_WRAPPER
62     TEL_EXTENTION_WRAPPER->InitTelExtentionWrapper();
63 #endif
64 }
65 
OnStop()66 void AdvancedNotificationServiceAbility::OnStop()
67 {
68     service_ = nullptr;
69     reminderAgent_ = nullptr;
70 }
71 
OnAddSystemAbility(int32_t systemAbilityId,const std::string & deviceId)72 void AdvancedNotificationServiceAbility::OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId)
73 {
74     ANS_LOGD("SubSystemAbilityListener::OnAddSystemAbility enter !");
75     if (systemAbilityId == DISTRIBUTED_KV_DATA_SERVICE_ABILITY_ID) {
76         if (AdvancedDatashareObserver::GetInstance().CheckIfSettingsDataReady()) {
77             if (isDatashaReready_) {
78                 return;
79             }
80             EXTENTION_WRAPPER->CheckIfSetlocalSwitch();
81             isDatashaReready_ = true;
82         }
83     } else if (systemAbilityId == COMMON_EVENT_SERVICE_ID) {
84         if (isDatashaReready_) {
85             return;
86         }
87         EventFwk::MatchingSkills matchingSkills;
88         matchingSkills.AddEvent("usual.event.DATA_SHARE_READY");
89         EventFwk::CommonEventSubscribeInfo subscribeInfo(matchingSkills);
90         subscriber_ = std::make_shared<SystemEventSubscriber>(
91             subscribeInfo, std::bind(&AdvancedNotificationServiceAbility::OnReceiveEvent, this, std::placeholders::_1));
92         if (subscriber_ == nullptr) {
93             ANS_LOGD("subscriber_ is nullptr");
94             return;
95         }
96         EventFwk::CommonEventManager::SubscribeCommonEvent(subscriber_);
97     } else if (systemAbilityId == BUNDLE_MGR_SERVICE_SYS_ABILITY_ID) {
98         ANS_LOGW("BUNDLE_MGR_SERVICE_SYS_ABILITY_ID");
99         if (isDatashaReready_) {
100             return;
101         }
102         auto notificationService = AdvancedNotificationService::GetInstance();
103         if (notificationService == nullptr) {
104             ANS_LOGW("notification service is not initial.");
105             return;
106         }
107         notificationService->ResetDistributedEnabled();
108     }
109 }
110 
OnReceiveEvent(const EventFwk::CommonEventData & data)111 void AdvancedNotificationServiceAbility::OnReceiveEvent(const EventFwk::CommonEventData &data)
112 {
113     ANS_LOGI("CheckIfSettingsDataReady() ok!");
114     if (isDatashaReready_) {
115         return;
116     }
117     auto const &want = data.GetWant();
118     std::string action = want.GetAction();
119     if (action == "usual.event.DATA_SHARE_READY") {
120         isDatashaReready_ = true;
121         ANS_LOGI("COMMON_EVENT_SERVICE_ID OnReceiveEvent ok!");
122         EXTENTION_WRAPPER->CheckIfSetlocalSwitch();
123     }
124 }
125 
OnRemoveSystemAbility(int32_t systemAbilityId,const std::string & deviceId)126 void AdvancedNotificationServiceAbility::OnRemoveSystemAbility(int32_t systemAbilityId, const std::string &deviceId)
127 {
128     if (systemAbilityId != COMMON_EVENT_SERVICE_ID) {
129         return;
130     }
131 }
132 
OnExtension(const std::string & extension,MessageParcel & data,MessageParcel & reply)133 int32_t AdvancedNotificationServiceAbility::OnExtension(const std::string& extension,
134     MessageParcel& data, MessageParcel& reply)
135 {
136     ANS_LOGI("extension is %{public}s.", extension.c_str());
137     auto notificationService = AdvancedNotificationService::GetInstance();
138     if (notificationService == nullptr) {
139         ANS_LOGW("notification service is not initial.");
140         return ERR_OK;
141     }
142     if (extension == EXTENSION_BACKUP) {
143         return notificationService->OnBackup(data, reply);
144     } else if (extension == EXTENSION_RESTORE) {
145         return notificationService->OnRestore(data, reply);
146     }
147     return ERR_OK;
148 }
149 }  // namespace Notification
150 }  // namespace OHOS
151