Line data    Source code

       1             : /**
       2             :  * Copyright Soramitsu Co., Ltd. 2017 All Rights Reserved.
       3             :  * http://soramitsu.co.jp
       4             :  *
       5             :  * Licensed under the Apache License, Version 2.0 (the "License");
       6             :  * you may not use this file except in compliance with the License.
       7             :  * You may obtain a copy of the License at
       8             :  *
       9             :  *        http://www.apache.org/licenses/LICENSE-2.0
      10             :  *
      11             :  * Unless required by applicable law or agreed to in writing, software
      12             :  * distributed under the License is distributed on an "AS IS" BASIS,
      13             :  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      14             :  * See the License for the specific language governing permissions and
      15             :  * limitations under the License.
      16             :  */
      17             : 
      18             : #include "main/raw_block_loader.hpp"
      19             : 
      20             : #include <fstream>
      21             : 
      22             : #include "backend/protobuf/block.hpp"
      23             : #include "common/bind.hpp"
      24             : #include "converters/protobuf/json_proto_converter.hpp"
      25             : 
      26             : namespace iroha {
      27             :   namespace main {
      28             : 
      29             :     using shared_model::converters::protobuf::jsonToProto;
      30             :     using shared_model::interface::Block;
      31             : 
      32             :     BlockLoader::BlockLoader() : log_(logger::log("BlockLoader")) {}
      33             : 
      34             :     boost::optional<std::shared_ptr<Block>> BlockLoader::parseBlock(
      35             :         const std::string &data) {
      36             :       return jsonToProto<iroha::protocol::Block>(data) | [](auto &&block) {
      37           1 :         return boost::optional<std::shared_ptr<Block>>(
      38           1 :             std::make_shared<shared_model::proto::Block>(std::move(block)));
      39           0 :       };
      40           0 :     }
      41             : 
      42             :     boost::optional<std::string> BlockLoader::loadFile(
      43             :         const std::string &path) {
      44           0 :       std::ifstream file(path);
      45           0 :       if (not file) {
      46           0 :         log_->error("Cannot read '" + path + "'");
      47           0 :         return boost::none;
      48             :       }
      49           0 :       std::string str((std::istreambuf_iterator<char>(file)),
      50           0 :                       std::istreambuf_iterator<char>());
      51           0 :       return str;
      52           0 :     }
      53             : 
      54             :   }  // namespace main
      55             : }  // namespace iroha