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 #define LOG_TAG "PublishStrategy"
16
17 #include "publish_strategy.h"
18
19 #include "data_proxy/load_config_from_data_proxy_node_strategy.h"
20 #include "general/cross_permission_strategy.h"
21 #include "general/load_config_common_strategy.h"
22 #include "general/permission_strategy.h"
23 #include "log_print.h"
24 #include "published_data.h"
25 #include "utils/anonymous.h"
26
27 namespace OHOS::DataShare {
Execute(std::shared_ptr<Context> context,const PublishedDataItem & item)28 int32_t PublishStrategy::Execute(std::shared_ptr<Context> context, const PublishedDataItem &item)
29 {
30 auto &preProcess = GetStrategy();
31 if (preProcess.IsEmpty()) {
32 ZLOGE("get strategy fail, maybe memory not enough");
33 return -1;
34 }
35 if (!preProcess(context)) {
36 ZLOGE("pre process fail, uri: %{public}s", DistributedData::Anonymous::Change(context->uri).c_str());
37 return context->errCode;
38 }
39 auto delegate = KvDBDelegate::GetInstance();
40 if (delegate == nullptr) {
41 ZLOGE("db open failed");
42 return -1;
43 }
44 PublishedDataItem::DataType value = item.GetData();
45 PublishedDataNode node(context->uri, context->calledBundleName, item.subscriberId_, context->currentUserId,
46 PublishedDataNode::MoveTo(value));
47 PublishedData data(node, context->version);
48 int32_t status = delegate->Upsert(KvDBDelegate::DATA_TABLE, data);
49 if (status != E_OK) {
50 ZLOGE("db Upsert failed, %{public}s %{public}s %{public}d", context->calledBundleName.c_str(),
51 DistributedData::Anonymous::Change(context->uri).c_str(), status);
52 return status;
53 }
54 return E_OK;
55 }
56
GetStrategy()57 SeqStrategy &PublishStrategy::GetStrategy()
58 {
59 std::lock_guard<decltype(mutex_)> lock(mutex_);
60 if (!strategies_.IsEmpty()) {
61 return strategies_;
62 }
63 std::initializer_list<std::string> allowCrossPermissions = { "ohos.permission.WRITE_APP_PUSH_DATA" };
64 std::initializer_list<Strategy *> list = {
65 new (std::nothrow) LoadConfigCommonStrategy(),
66 new (std::nothrow) CrossPermissionStrategy(allowCrossPermissions),
67 new (std::nothrow) LoadConfigFromDataProxyNodeStrategy(),
68 new (std::nothrow) PermissionStrategy()
69 };
70 auto ret = strategies_.Init(list);
71 if (!ret) {
72 std::for_each(list.begin(), list.end(), [](Strategy *item) {
73 delete item;
74 });
75 return strategies_;
76 }
77 return strategies_;
78 }
79 } // namespace OHOS::DataShare