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     return GetStringFromSettingsDataShare(SETTINGS_DATA_BASE_URI, key, value);
37 }
38 
GetIntFromSettingsDataShare(const std::string &key, int32_t &result)39 ErrCode EdmDataAbilityUtils::GetIntFromSettingsDataShare(const std::string &key, int32_t &result)
40 {
41     return GetIntFromSettingsDataShare(SETTINGS_DATA_BASE_URI, key, result);
42 }
43 
UpdateSettingsData(const std::string &key, const std::string &value)44 ErrCode EdmDataAbilityUtils::UpdateSettingsData(const std::string &key, const std::string &value)
45 {
46     return UpdateSettingsData(SETTINGS_DATA_BASE_URI, key, value);
47 }
48 
GetStringFromSettingsDataShare( const std::string &strUri, const std::string &key, std::string &value)49 ErrCode EdmDataAbilityUtils::GetStringFromSettingsDataShare(
50     const std::string &strUri, const std::string &key, std::string &value)
51 {
52     EDMLOGD("EdmDataAbilityUtils::GetStringFromSettingsDataShare enter.");
53     sptr<IRemoteObject> remoteObject = EdmSysManager::GetRemoteObjectOfSystemAbility(ENTERPRISE_DEVICE_MANAGER_SA_ID);
54     auto dataShareHelper = DataShare::DataShareHelper::Creator(remoteObject, strUri, SETTINGS_DATA_EXT_URI);
55     if (dataShareHelper == nullptr) {
56         EDMLOGE("EdmDataAbilityUtils::Acquire dataShareHelper failed.");
57         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
58     }
59     Uri uri(strUri);
60     std::vector<std::string> columns{SETTINGS_DATA_FIELD_VALUE};
61     DataShare::DataSharePredicates predicates;
62     predicates.EqualTo(SETTINGS_DATA_FIELD_KEYWORD, key);
63     auto resultset = dataShareHelper->Query(uri, predicates, columns);
64     if (resultset == nullptr) {
65         EDMLOGE("EdmDataAbilityUtils::GetStringFromDataAbility query fail.");
66         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
67     }
68     int32_t numRows = 0;
69     resultset->GetRowCount(numRows);
70     if (numRows <= 0) {
71         EDMLOGD("EdmDataAbilityUtils::GetStringFromDataAbility row zero.");
72         return ERR_OK;
73     }
74     int columnIndex = 0;
75     resultset->GoToFirstRow();
76     resultset->GetColumnIndex(SETTINGS_DATA_FIELD_VALUE, columnIndex);
77     resultset->GetString(columnIndex, value);
78     return ERR_OK;
79 }
80 
GetIntFromSettingsDataShare( const std::string &strUri, const std::string &key, int32_t &result)81 ErrCode EdmDataAbilityUtils::GetIntFromSettingsDataShare(
82     const std::string &strUri, const std::string &key, int32_t &result)
83 {
84     std::string valueStr;
85     if (FAILED(GetStringFromSettingsDataShare(strUri, key, valueStr))) {
86         EDMLOGE("EdmDataAbilityUtils::GetIntFromSettingsDataShare fail");
87         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
88     }
89     if (valueStr.empty()) {
90         EDMLOGE("EdmDataAbilityUtils::GetIntFromSettingsDataShare empty.");
91         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
92     }
93     result = strtol(valueStr.c_str(), nullptr, EdmConstants::DECIMAL);
94     return ERR_OK;
95 }
96 
UpdateSettingsData( const std::string &baseUri, const std::string &key, const std::string &value)97 ErrCode EdmDataAbilityUtils::UpdateSettingsData(
98     const std::string &baseUri, const std::string &key, const std::string &value)
99 {
100     sptr<IRemoteObject> remoteObject = EdmSysManager::GetRemoteObjectOfSystemAbility(ENTERPRISE_DEVICE_MANAGER_SA_ID);
101     auto dataShareHelper = DataShare::DataShareHelper::Creator(remoteObject, baseUri, SETTINGS_DATA_EXT_URI);
102     if (dataShareHelper == nullptr) {
103         EDMLOGE("EdmDataAbilityUtils::Acquire dataShareHelper failed.");
104         return EdmReturnErrCode::SYSTEM_ABNORMALLY;
105     }
106     EDMLOGD("UpdateSettingsData key = %{public}s", key.c_str());
107     std::string strUri = baseUri + "&key=" + key;
108     OHOS::Uri uri(strUri);
109     OHOS::DataShare::DataShareValuesBucket bucket;
110     bucket.Put(SETTINGS_DATA_FIELD_KEYWORD, key);
111     bucket.Put(SETTINGS_DATA_FIELD_VALUE, value);
112 
113     OHOS::DataShare::DataSharePredicates predicates;
114     predicates.EqualTo(SETTINGS_DATA_FIELD_KEYWORD, key);
115 
116     std::vector<std::string> columns;
117     columns.push_back(SETTINGS_DATA_FIELD_VALUE);
118     auto resultset = dataShareHelper->Query(uri, predicates, columns);
119     int numRows = 0;
120     if (resultset != nullptr) {
121         resultset->GetRowCount(numRows);
122     }
123     if (resultset == nullptr || numRows <= 0) {
124         EDMLOGD("UpdateSettingsData Insert branch");
125         dataShareHelper->Insert(uri, bucket);
126     } else {
127         EDMLOGD("UpdateSettingsData update branch");
128         dataShareHelper->Update(uri, predicates, bucket);
129     }
130     return ERR_OK;
131 }
132 
133 } // namespace EDM
134 } // namespace OHOS
135