1 /*
2 * Copyright (c) 2024 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 "sync_rule/user_status_listener.h"
17
18 #include "common_event_manager.h"
19 #include "common_event_support.h"
20 #include "utils_log.h"
21
22 namespace OHOS::FileManagement::CloudSync {
23
UserStatusSubscriber(const EventFwk::CommonEventSubscribeInfo & subscribeInfo,std::shared_ptr<UserStatusListener> listener)24 UserStatusSubscriber::UserStatusSubscriber(const EventFwk::CommonEventSubscribeInfo &subscribeInfo,
25 std::shared_ptr<UserStatusListener> listener) : EventFwk::CommonEventSubscriber(subscribeInfo), listener_(listener)
26 {
27 }
28
OnReceiveEvent(const EventFwk::CommonEventData & eventData)29 void UserStatusSubscriber::OnReceiveEvent(const EventFwk::CommonEventData &eventData)
30 {
31 auto action = eventData.GetWant().GetAction();
32 if (action == EventFwk::CommonEventSupport::COMMON_EVENT_USER_UNLOCKED) {
33 LOGI("user unlocked");
34 listener_->NotifyUserUnlocked();
35 return;
36 }
37 if (action == EventFwk::CommonEventSupport::COMMON_EVENT_HWID_LOGOUT) {
38 LOGI("account logout");
39 listener_->DoCleanVideoCache();
40 return;
41 }
42 }
43
UserStatusListener(std::shared_ptr<CloudFile::DataSyncManager> dataSyncManager)44 UserStatusListener::UserStatusListener(std::shared_ptr<CloudFile::DataSyncManager> dataSyncManager)
45 {
46 dataSyncManager_ = dataSyncManager;
47 }
48
~UserStatusListener()49 UserStatusListener::~UserStatusListener()
50 {
51 Stop();
52 }
53
AddObserver(std::shared_ptr<IUserStatusObserver> observer)54 void UserStatusListener::AddObserver(std::shared_ptr<IUserStatusObserver> observer)
55 {
56 std::lock_guard<std::mutex> lck(obsVecMutex_);
57 observers_.push_back(observer);
58 }
59
NotifyUserUnlocked()60 void UserStatusListener::NotifyUserUnlocked()
61 {
62 std::lock_guard<std::mutex> lck(obsVecMutex_);
63 for (auto &observer : observers_) {
64 observer->OnUserUnlocked();
65 }
66 }
67
Start()68 void UserStatusListener::Start()
69 {
70 /* subscribe user unlock event */
71 EventFwk::MatchingSkills matchingSkills;
72 matchingSkills.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_USER_UNLOCKED);
73 matchingSkills.AddEvent(EventFwk::CommonEventSupport::COMMON_EVENT_HWID_LOGOUT);
74 EventFwk::CommonEventSubscribeInfo info(matchingSkills);
75 commonEventSubscriber_ = std::make_shared<UserStatusSubscriber>(info, shared_from_this());
76 auto subRet = EventFwk::CommonEventManager::SubscribeCommonEvent(commonEventSubscriber_);
77 LOGI("Subscriber end, SubscribeResult = %{public}d", subRet);
78 }
79
Stop()80 void UserStatusListener::Stop()
81 {
82 if (commonEventSubscriber_ != nullptr) {
83 EventFwk::CommonEventManager::UnSubscribeCommonEvent(commonEventSubscriber_);
84 commonEventSubscriber_ = nullptr;
85 }
86 }
87
DoCleanVideoCache()88 void UserStatusListener::DoCleanVideoCache()
89 {
90 dataSyncManager_->CleanVideoCache();
91 }
92 } // namespace OHOS::FileManagement::CloudSync