1 /*
2  * Copyright (c) 2022-2023 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 #include "edm_data_ability_utils.h"
17 
18 #include "datashare_helper.h"
19 #include "datashare_predicates.h"
20 #include "edm_constants.h"
21 #include "edm_log.h"
22 #include "edm_sys_manager.h"
23 #include "system_ability_definition.h"
24 #include "uri.h"
25 
26 namespace OHOS {
27 namespace EDM {
28 const std::string SETTINGS_DATA_FIELD_KEYWORD = "KEYWORD";
29 const std::string SETTINGS_DATA_FIELD_VALUE = "VALUE";
30 constexpr const char *SETTINGS_DATA_EXT_URI = "datashare:///com.ohos.settingsdata.DataAbility";
31 const std::string SETTINGS_DATA_BASE_URI =
32     "datashare:///com.ohos.settingsdata/entry/settingsdata/SETTINGSDATA?Proxy=true";
33 
GetStringFromSettingsDataShare(const std::string & key,std::string & value)34 ErrCode EdmDataAbilityUtils::GetStringFromSettingsDataShare(const std::string &key, std::string &value)
35 {
36     EDMLOGD("EdmDataAbilityUtils::GetStringFromSettingsDataShare enter.");
37     sptr<IRemoteObject> remoteObject = EdmSysManager::GetRemoteObjectOfSystemAbility(ENTERPRISE_DEVICE_MANAGER_SA_ID);
38     auto dataShareHelper =
39         DataShare::DataShareHelper::Creator(remoteObject, SETTINGS_DATA_BASE_URI, SETTINGS_DATA_EXT_URI);
40     if (dataShareHelper == nullptr) {
41         EDMLOGE("EdmDataAbilityUtils::Acquire dataShareHelper failed.");
42         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
43     }
44     Uri uri(SETTINGS_DATA_BASE_URI);
45     std::vector<std::string> columns{SETTINGS_DATA_FIELD_VALUE};
46     DataShare::DataSharePredicates predicates;
47     predicates.EqualTo(SETTINGS_DATA_FIELD_KEYWORD, key);
48     auto resultset = dataShareHelper->Query(uri, predicates, columns);
49     if (resultset == nullptr) {
50         EDMLOGE("EdmDataAbilityUtils::GetStringFromDataAbility query fail.");
51         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
52     }
53     int32_t numRows = 0;
54     resultset->GetRowCount(numRows);
55     if (numRows <= 0) {
56         EDMLOGD("EdmDataAbilityUtils::GetStringFromDataAbility row zero.");
57         return ERR_OK;
58     }
59     int columnIndex = 0;
60     resultset->GoToFirstRow();
61     resultset->GetColumnIndex(SETTINGS_DATA_FIELD_VALUE, columnIndex);
62     resultset->GetString(columnIndex, value);
63     return ERR_OK;
64 }
65 
GetIntFromSettingsDataShare(const std::string & key,int32_t & result)66 ErrCode EdmDataAbilityUtils::GetIntFromSettingsDataShare(const std::string &key, int32_t &result)
67 {
68     std::string valueStr;
69     if (FAILED(GetStringFromSettingsDataShare(key, valueStr))) {
70         EDMLOGE("EdmDataAbilityUtils::GetIntFromSettingsDataShare fail");
71         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
72     }
73     if (valueStr.empty()) {
74         EDMLOGE("EdmDataAbilityUtils::GetIntFromSettingsDataShare empty.");
75         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
76     }
77     result = strtol(valueStr.c_str(), nullptr, EdmConstants::DECIMAL);
78     return ERR_OK;
79 }
80 
UpdateSettingsData(const std::string & key,const std::string & value)81 ErrCode EdmDataAbilityUtils::UpdateSettingsData(const std::string &key, const std::string &value)
82 {
83     sptr<IRemoteObject> remoteObject = EdmSysManager::GetRemoteObjectOfSystemAbility(ENTERPRISE_DEVICE_MANAGER_SA_ID);
84     auto dataShareHelper =
85         DataShare::DataShareHelper::Creator(remoteObject, SETTINGS_DATA_BASE_URI, SETTINGS_DATA_EXT_URI);
86     if (dataShareHelper == nullptr) {
87         EDMLOGE("EdmDataAbilityUtils::Acquire dataShareHelper failed.");
88         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
89     }
90     EDMLOGD("UpdateSettingsData key = %{public}s", key.c_str());
91     std::string strUri = SETTINGS_DATA_BASE_URI + "&key=" + key;
92     OHOS::Uri uri(strUri);
93     OHOS::DataShare::DataShareValuesBucket bucket;
94     bucket.Put(SETTINGS_DATA_FIELD_KEYWORD, key);
95     bucket.Put(SETTINGS_DATA_FIELD_VALUE, value);
96 
97     OHOS::DataShare::DataSharePredicates predicates;
98     predicates.EqualTo(SETTINGS_DATA_FIELD_KEYWORD, key);
99 
100     std::vector<std::string> columns;
101     columns.push_back(SETTINGS_DATA_FIELD_VALUE);
102     auto resultset = dataShareHelper->Query(uri, predicates, columns);
103     int numRows = 0;
104     if (resultset != nullptr) {
105         resultset->GetRowCount(numRows);
106     }
107     if (resultset == nullptr || numRows <= 0) {
108         EDMLOGD("UpdateSettingsData Insert branch");
109         dataShareHelper->Insert(uri, bucket);
110     } else {
111         EDMLOGD("UpdateSettingsData update branch");
112         dataShareHelper->Update(uri, predicates, bucket);
113     }
114     return ERR_OK;
115 }
116 
117 } // namespace EDM
118 } // namespace OHOS
119