source upload

+MANIFEST-000072

+MANIFEST-000049

+MANIFEST-000000

+=============== Mar 18, 2021 (KST) ===============
+23:40:35.246870 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+23:40:35.250871 db@open opening
+23:40:35.252871 version@stat F·[] S·0B[] Sc·[]
+23:40:35.253872 db@janitor F·2 G·0
+23:40:35.253872 db@open done T·3.0003ms

+9561617306500256a91d2a131a14f811e65d2ffcc91d96b1302b3309a02715bd
\ No newline at end of file

+MANIFEST-000007

+MANIFEST-000004

+=============== Mar 19, 2021 (KST) ===============
+00:45:43.678637 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+00:45:43.683639 db@open opening
+00:45:43.686639 version@stat F·[] S·0B[] Sc·[]
+00:45:43.688640 db@janitor F·2 G·0
+00:45:43.688640 db@open done T·5.0013ms
+=============== Mar 19, 2021 (KST) ===============
+00:45:57.524505 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+00:45:57.526072 version@stat F·[] S·0B[] Sc·[]
+00:45:57.526072 db@open opening
+00:45:57.526592 journal@recovery F·1
+00:45:57.527577 journal@recovery recovering @1
+00:45:57.530578 memdb@flush created L0@2 N·2 S·176B "loc..seq,v2":"version,v1"
+00:45:57.532578 version@stat F·[1] S·176B[176B] Sc·[0.25]
+00:45:57.538580 db@janitor F·3 G·0
+00:45:57.539580 db@open done T·12.9941ms
+=============== Mar 19, 2021 (KST) ===============
+00:53:23.274700 log@legend F·NumFile S·FileSize N·Entry C·BadEntry B·BadBlock Ke·KeyError D·DroppedEntry L·Level Q·SeqNum T·TimeElapsed
+00:53:23.276700 version@stat F·[1] S·176B[176B] Sc·[0.25]
+00:53:23.276700 db@open opening
+00:53:23.276700 journal@recovery F·1
+00:53:23.277700 journal@recovery recovering @3
+00:53:23.280701 memdb@flush created L0@5 N·1 S·159B "loc..seq,v4":"loc..seq,v4"
+00:53:23.282701 version@stat F·[2] S·335B[335B] Sc·[0.50]
+00:53:23.289703 db@janitor F·4 G·0
+00:53:23.289703 db@open done T·13.0029ms

+{"address":"458b483ec15578e1757c3c3bd182a59d12f62838","crypto":{"cipher":"aes-128-ctr","ciphertext":"fea878731aeeda14c2f4e56745702e2c9715a52b27296938aced13f70bb566d0","cipherparams":{"iv":"8e741764d459ad2d26287e0b36e9c24a"},"kdf":"scrypt","kdfparams":{"dklen":32,"n":262144,"p":1,"r":8,"salt":"77b15d52ea48c6c2194ef70f8dd9db09ab0e24fd482b01be300ed82a1eb6ac0b"},"mac":"41d28ab8327723a52ff56018b7fa7fd1e4d7e2964bd08656f74cdd2914c43393"},"id":"42941b8e-0a92-4c3a-aa63-7ab59a5f3222","version":3}
\ No newline at end of file

+{"address":"b744e05932ce0d0ca67a61af220ab5424de51f52","crypto":{"cipher":"aes-128-ctr","ciphertext":"ff4735630262af35b91868c96768d4b5ac1fcf855d7dd5d9edf0fdbf3ecded3e","cipherparams":{"iv":"b7501e7792736fa21e6395c425c94434"},"kdf":"scrypt","kdfparams":{"dklen":32,"n":262144,"p":1,"r":8,"salt":"0abfcfe6072b34cf437430268deb519e6bcbf9f49bf5f32f78f694d8fdda0b29"},"mac":"15cd62eb0db12a1d0be61931f24293b48b9229b610f6630afe6cd2b340e71484"},"id":"f920bee6-e9a3-4a54-87b2-754366b00eb0","version":3}
\ No newline at end of file

+{"address":"ab4264039105eb996148fe18bc83e001cafb6458","crypto":{"cipher":"aes-128-ctr","ciphertext":"04cc5f205375764b430a460f9346fe9603c000557a0504cae2fed54e6af9afac","cipherparams":{"iv":"801a79f31e5a440869b13721fd1df8ad"},"kdf":"scrypt","kdfparams":{"dklen":32,"n":262144,"p":1,"r":8,"salt":"e8bf51cd85694282d6b76832c4ffcf879431847e62dd127ade65e91402ba2cfb"},"mac":"7f68287c69da690f39486a8f0142a23b3b9bd42d2b70505dabfae4a20086c944"},"id":"9af684d6-109a-46d1-976f-a61c2d1831f3","version":3}
\ No newline at end of file

+geth --port=0 --ipcdisable --networkid 4386 --mine --minerthreads 2 --datadir "./" --nodiscover --rpc --rpcport "8547" --rpccorsdomain "*" --nat "any" --rpcapi eth,web3,personal,net --unlock 0 --password ./password.sec
\ No newline at end of file

+bimilbunho
\ No newline at end of file

+# Truffle
+build
+
+# Node
+node_modules
+package-lock.json
+
+# Mac specific
+.DS_Store
+
+# Logs
+logs
+*.log
+npm-debug.log*

+{
+     "server": {
+          "baseDir": ["./src", "./build/contracts"]
+     }
+}

+pragma solidity ^0.4.23;
+
+contract Migrations {
+  address public owner;
+  uint public last_completed_migration;
+
+  constructor() public {
+    owner = msg.sender;
+  }
+
+  modifier restricted() {
+    if (msg.sender == owner) _;
+  }
+
+  function setCompleted(uint completed) public restricted {
+    last_completed_migration = completed;
+  }
+
+  function upgrade(address new_address) public restricted {
+    Migrations upgraded = Migrations(new_address);
+    upgraded.setCompleted(last_completed_migration);
+  }
+}

+pragma solidity ^0.4.23;
+
+contract RealEstate {
+    
+    struct Buyer {
+        address buyeraddress;
+        bytes32 name;
+        uint age;
+    }
+    
+    event LogBuyRealEstate( // Event 발생 시에 이 또한 블록에도 등록이 된다
+    // Front에서 몇 번 유저가 몇 번 매물을 구매 했는지 띄워줄 것이다
+    // 따라서 두개의 속성이 필요함
+
+        address _buyer,
+        uint _id
+
+    );
+    mapping(uint => Buyer) public buyerInfo; // 매물의 아이디를 키값으로 하면 벨류 값으로 매입자 정보를 제공
+    address public owner; // public으로 만들면 getter가 자동으로 생성된다
+    address[10] public buyers; // 매물이 열 개니까 살 수 있는 것도 10개
+    constructor () public {
+
+        owner = msg.sender; // 컨트랙 배포 시 어떤 계정을 통해 배포가 된다
+                            // 배포 시에 생성자를 호출이 되는데 생성자 안에 있는 이 라인을 읽음 (msg.sneder)
+        
+    }
+
+    function buyRealEstate(uint _id, bytes32 _name, uint _age) public payable { // payable: 함수가 이더를 받아야 할 때 쓰는 것. 매입자가 매입을 했을 때 metamask가 뜨고 이 함수로 ETH를 보냄
+        require(_id >=0 && _id <= 9);
+        buyers[_id] = msg.sender; // 현재 이 함수를 사용하고 있는 것의 주소
+        // 또한 struct에 다른 정보들도 저장할 것임
+        buyerInfo[_id] = Buyer(msg.sender,_name,_age); // 매물을 매입한 것들에 대해 정보 입력. 배열과 Mapping해서 가져오는 것
+
+        owner.transfer(msg.value); // 매입가를 owner 주소로 송금. ether를 계정에서 계정 간 이동시 transfer를 쓴다
+                                    // msg.value는 이 함수를 통해 넘어온 value를 의미 msg.VALUE는 WEI만 허용하므로 front-end에서 wei to eth가 필요
+        emit LogBuyRealEstate(msg.sender, _id); // 이벤트 발생시키겠다는 구문
+
+    }
+
+    function getBuyerInfo(uint _id) public view returns (address,bytes32, uint){ // 매물 아이디로 검색
+        Buyer memory buyer = buyerInfo[_id];
+        return (buyer.buyeraddress, buyer.name, buyer.age);
+        
+    }
+
+    function getAllbuyers() public view returns (address[10]){
+
+        return buyers;
+    }
+}
+ 
\ No newline at end of file

+var Migrations = artifacts.require("./Migrations.sol");
+
+module.exports = function(deployer) {
+  deployer.deploy(Migrations);
+};

+var RealEstate = artifacts.require("./RealEstate.sol");
+
+module.exports = function(deployer) {
+  deployer.deploy(RealEstate);
+};

+{
+  "name": "realestate",
+  "version": "1.0.0",
+  "description": "",
+  "main": "truffle.js",
+  "directories": {
+    "test": "test"
+  },
+  "scripts": {
+    "dev": "lite-server",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "realestate",
+  "license": "ISC",
+  "devDependencies": {
+    "lite-server": "^2.3.0"
+  }
+}

+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
+    <title>이더리움 부동산</title>
+
+    <!-- Bootstrap -->
+    <link href="css/bootstrap.min.css" rel="stylesheet">
+    <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
+    <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
+    <!--[if lt IE 9]>
+      <script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>
+      <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
+    <![endif]-->
+  </head>
+  <body>
+    <div class="container">
+      <div class="row">
+        <div class="col-xs-12 col-sm-8 col-sm-push-2">
+          <h1 class="text-center">이더리움 부동산</h1>
+          <hr/>
+          <br/>
+        </div>
+      </div>
+      <div id="events"></div>
+      <div class="row" id="list">
+        <!-- 매물 리스트 -->
+      </div>
+    </div>   
+    
+    <div id="template" style="display: none;">
+      <div class="col-sm-6 col-md-4 col-lg-3">
+        <div class="panel panel-success panel-realEstate">
+          <div class="panel-heading">
+            <h3 class="panel-title">매물</h3>
+          </div>
+          <div class="panel-body">
+            <img style="width : 100%;" src="" >
+            <br/><br/>
+            <strong>아이디</strong>: <span class="id"></span><br/>
+            <strong>종류</strong>: <span class="type"></span><br/>
+            <strong>면적(㎡)</strong>: <span class="area"></span><br/>
+            <strong>가격(ETH)</strong>: <span class="price"></span><br/><br/>
+            <button class="btn btn-info btn-buy"
+                    type="button"
+                    data-toggle="modal"
+                    data-target="#buyModal">
+                    매입
+            </button>
+            <button class="btn btn-info btn-buyerInfo"
+                    type="button"
+                    data-toggle="modal"
+                    data-target="#buyerInfoModal"
+                    style="display: none;">
+                    매입자 정보
+            </button>
+          </div>
+        </div>
+      </div>
+    </div>
+    
+    <div class="modal fade" tabindex="-1" role="dialog" id="buyModal">
+      <div class="modal-dialog">
+        <div class="modal-content">
+          <div class="modal-header">
+            <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+            <h4 class="modal-title">매입자 정보</h4>
+          </div>
+          <div class="modal-body">
+            <input type="hidden" id="id"/>
+            <input type="hidden" id="price"/>
+            <input type="text" class="form-control" id="name" placeholder="이름"/><br/>
+            <input type="number" class="form-control" id="age" placeholder="나이"/>
+          </div>
+          <div class="modal-footer">
+            <button type="button" class="btn btn-default" data-dismiss="modal">닫기</button>
+            <button type="button" class="btn btn-primary" onclick="App.buyRealEstate(); return false;">제출</button>
+          </div>
+        </div><!-- /.modal-content -->
+      </div><!-- /.modal-dialog -->
+    </div><!-- /.modal -->
+
+    <div class="modal fade" tabindex="-1" role="dialog" id="buyerInfoModal">
+      <div class="modal-dialog">
+        <div class="modal-content">
+          <div class="modal-header">
+            <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
+            <h4 class="modal-title">매입자 정보</h4>
+          </div>
+          <div class="modal-body">
+            <strong>계정주소</strong>: <span id="buyerAddress"></span><br/>
+            <strong>이름</strong>: <span id="buyerName"></span><br/>
+            <strong>나이</strong>: <span id="buyerAge"></span><br/>
+          </div>
+          <div class="modal-footer">
+            <button type="button" class="btn btn-default" data-dismiss="modal">닫기</button>
+          </div>
+        </div><!-- /.modal-content -->
+      </div><!-- /.modal-dialog -->
+    </div><!-- /.modal -->
+
+    <!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->
+    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
+    <!-- Include all compiled plugins (below), or include individual files as needed -->
+    <script src="js/bootstrap.min.js"></script>
+    <script src="js/web3.min.js"></script>
+    <script src="js/truffle-contract.js"></script>
+    <script src="js/app.js"></script>
+    <script src="js/utf8.js"></script>
+  </body>
+</html>

+App = {
+  web3Provider: null,
+  contracts: {},
+   
+  init: function() {
+    $.getJSON('../real-estate.json', function(data){
+      var list = $('#list');
+      var template = $('#template');
+      for(i=0;i<data.length;i++){
+        template.find('img').attr('src',data[i].picture);
+        template.find('.id').text(data[i].id);
+        template.find('.type').text(data[i].type);
+        template.find('.area').text(data[i].area);
+        template.find('.price').text(data[i].price);
+
+        list.append(template.html());
+      }
+    });
+
+    return App.initWeb3();
+  },
+
+  initWeb3: function() {
+    if (typeof web3 !== 'undefined'){ // web3 가 존재하면
+      App.web3Provider = web3.currentProvider;
+      web3 = new Web3(web3.currentProvider); // 공급자의 정보를 바탕으로 주입
+    }
+    else 
+    {
+      App.web3Provider = new web3.providers.HttpProvider('http://localhoat:8545'); // 주입된 것이 없다면 로컬 RPC 서버에 연결하여 공급자의 정보를 가져옴
+      web3 = new Web3(web3.web3Provider);
+    }
+    return App.initContract();
+  },
+
+  initContract: function() {
+      $.getJSON('RealEstate.json', function(data){
+      App.contracts.RealEstate = TruffleContract(data);
+      App.contracts.RealEstate.setProvider(App.web3Provider);
+      return App.loadRealEstates();
+    });
+  },
+
+  buyRealEstate: function() {   
+    var id = $('#id').val();
+    var name = $('#name').val();
+    var price = $('#price').val();
+    var age = $('#age').val();
+    web3.eth.getAccounts(function(error, accounts){
+      if(error){
+        console.log(error);
+      }
+
+      var account = accounts[0];
+
+      App.contracts.RealEstate.deployed().then(function(instance){
+        var nameUtf8Encoded = utf8.encode(name);
+        return instance.buyRealEstate(id,web3.toHex(nameUtf8Encoded), age, {from: account, value: price});
+      }).then(function(){
+        $('#name').val('');
+        $('#age').val('');
+        $('#buyModal').modal('hide');
+      }).catch(function(err){
+        console.log(err.message);
+      });
+    });
+  },
+
+  loadRealEstates: function() {
+    App.contracts.RealEstate.deployed().then(function(instance){
+      return instance.getAllbuyers.call();
+    }).then(function(buyers){
+      for(i = 0; i < buyers.length; i++) {
+       if (buyers[i] !== '0x0000000000000000000000000000000000000000')  { // 빈 주소가 없다면 매물이 팔린 것
+         var imgType = $('.panel-realEstate').eq(i).find('img').attr('src').substr(7);
+         switch(imgType) {
+           case 'apartment.jpg':
+              $('.panel-realEstate').eq(i).find('img').attr('src','images/apartment_sold.jpg')
+              break;
+           case 'townhouse.jpg':
+              $('.panel-realEstate').eq(i).find('img').attr('src','images/townhouse_sold.jpg')
+              break;
+           case 'house.jpg':
+              $('.panel-realEstate').eq(i).find('img').attr('src','images/house_sold.jpg')
+              break;
+         }
+         $('.panel-realEstate').eq(i).find('.btn-buy').text('매각').attr('disabled', true);
+         $('.panel-realEstate').eq(i).find('.btn-buyerInfo').removeAttr('style');
+       }
+      }
+    }).catch(function(err){
+      console.log(err.message);
+    })
+  },
+	
+  listenToEvents: function() {
+  }
+};
+
+$(function() {
+  $(window).load(function() {
+    App.init();
+  });
+
+  $('#buyModal').on('show.bs.modal', function(e){
+    var id = $(e.relatedTarget).parent().find('.id').text();
+    var price = web3.toWei(parseFloat($(e.relatedTarget).parent().find('.price').text() || 0), "ether");
+
+    $(e.currentTarget).find('#id').val(id);
+    $(e.currentTarget).find('#price').val(price);
+  });
+
+  $('#buyerInfoModal').on('show.bs.modal', function(e){
+    var id = $(e.relatedTarget).parent().find('.id').text();
+    
+    App.contracts.RealEstate.deployed().then(function(instance){
+      return instance.getBuyerInfo.call(id);
+
+    }).then(function(buyerInfo){
+      $(e.currentTarget).find('#buyerAddress').text(buyerInfo[0]);
+      $(e.currentTarget).find('#buyerName').text(web3.toUtf8(buyerInfo[1]));
+      $(e.currentTarget).find('#buyerAge').text(buyerInfo[2]);
+
+    }).catch(function(err){
+      console.log(err.message);
+    })
+  });
+});
\ No newline at end of file

+/*! https://mths.be/utf8js v3.0.0 by @mathias */
+;(function(root) {
+
+	var stringFromCharCode = String.fromCharCode;
+
+	// Taken from https://mths.be/punycode
+	function ucs2decode(string) {
+		var output = [];
+		var counter = 0;
+		var length = string.length;
+		var value;
+		var extra;
+		while (counter < length) {
+			value = string.charCodeAt(counter++);
+			if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
+				// high surrogate, and there is a next character
+				extra = string.charCodeAt(counter++);
+				if ((extra & 0xFC00) == 0xDC00) { // low surrogate
+					output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
+				} else {
+					// unmatched surrogate; only append this code unit, in case the next
+					// code unit is the high surrogate of a surrogate pair
+					output.push(value);
+					counter--;
+				}
+			} else {
+				output.push(value);
+			}
+		}
+		return output;
+	}
+
+	// Taken from https://mths.be/punycode
+	function ucs2encode(array) {
+		var length = array.length;
+		var index = -1;
+		var value;
+		var output = '';
+		while (++index < length) {
+			value = array[index];
+			if (value > 0xFFFF) {
+				value -= 0x10000;
+				output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
+				value = 0xDC00 | value & 0x3FF;
+			}
+			output += stringFromCharCode(value);
+		}
+		return output;
+	}
+
+	function checkScalarValue(codePoint) {
+		if (codePoint >= 0xD800 && codePoint <= 0xDFFF) {
+			throw Error(
+				'Lone surrogate U+' + codePoint.toString(16).toUpperCase() +
+				' is not a scalar value'
+			);
+		}
+	}
+	/*--------------------------------------------------------------------------*/
+
+	function createByte(codePoint, shift) {
+		return stringFromCharCode(((codePoint >> shift) & 0x3F) | 0x80);
+	}
+
+	function encodeCodePoint(codePoint) {
+		if ((codePoint & 0xFFFFFF80) == 0) { // 1-byte sequence
+			return stringFromCharCode(codePoint);
+		}
+		var symbol = '';
+		if ((codePoint & 0xFFFFF800) == 0) { // 2-byte sequence
+			symbol = stringFromCharCode(((codePoint >> 6) & 0x1F) | 0xC0);
+		}
+		else if ((codePoint & 0xFFFF0000) == 0) { // 3-byte sequence
+			checkScalarValue(codePoint);
+			symbol = stringFromCharCode(((codePoint >> 12) & 0x0F) | 0xE0);
+			symbol += createByte(codePoint, 6);
+		}
+		else if ((codePoint & 0xFFE00000) == 0) { // 4-byte sequence
+			symbol = stringFromCharCode(((codePoint >> 18) & 0x07) | 0xF0);
+			symbol += createByte(codePoint, 12);
+			symbol += createByte(codePoint, 6);
+		}
+		symbol += stringFromCharCode((codePoint & 0x3F) | 0x80);
+		return symbol;
+	}
+
+	function utf8encode(string) {
+		var codePoints = ucs2decode(string);
+		var length = codePoints.length;
+		var index = -1;
+		var codePoint;
+		var byteString = '';
+		while (++index < length) {
+			codePoint = codePoints[index];
+			byteString += encodeCodePoint(codePoint);
+		}
+		return byteString;
+	}
+
+	/*--------------------------------------------------------------------------*/
+
+	function readContinuationByte() {
+		if (byteIndex >= byteCount) {
+			throw Error('Invalid byte index');
+		}
+
+		var continuationByte = byteArray[byteIndex] & 0xFF;
+		byteIndex++;
+
+		if ((continuationByte & 0xC0) == 0x80) {
+			return continuationByte & 0x3F;
+		}
+
+		// If we end up here, it’s not a continuation byte
+		throw Error('Invalid continuation byte');
+	}
+
+	function decodeSymbol() {
+		var byte1;
+		var byte2;
+		var byte3;
+		var byte4;
+		var codePoint;
+
+		if (byteIndex > byteCount) {
+			throw Error('Invalid byte index');
+		}
+
+		if (byteIndex == byteCount) {
+			return false;
+		}
+
+		// Read first byte
+		byte1 = byteArray[byteIndex] & 0xFF;
+		byteIndex++;
+
+		// 1-byte sequence (no continuation bytes)
+		if ((byte1 & 0x80) == 0) {
+			return byte1;
+		}
+
+		// 2-byte sequence
+		if ((byte1 & 0xE0) == 0xC0) {
+			byte2 = readContinuationByte();
+			codePoint = ((byte1 & 0x1F) << 6) | byte2;
+			if (codePoint >= 0x80) {
+				return codePoint;
+			} else {
+				throw Error('Invalid continuation byte');
+			}
+		}
+
+		// 3-byte sequence (may include unpaired surrogates)
+		if ((byte1 & 0xF0) == 0xE0) {
+			byte2 = readContinuationByte();
+			byte3 = readContinuationByte();
+			codePoint = ((byte1 & 0x0F) << 12) | (byte2 << 6) | byte3;
+			if (codePoint >= 0x0800) {
+				checkScalarValue(codePoint);
+				return codePoint;
+			} else {
+				throw Error('Invalid continuation byte');
+			}
+		}
+
+		// 4-byte sequence
+		if ((byte1 & 0xF8) == 0xF0) {
+			byte2 = readContinuationByte();
+			byte3 = readContinuationByte();
+			byte4 = readContinuationByte();
+			codePoint = ((byte1 & 0x07) << 0x12) | (byte2 << 0x0C) |
+				(byte3 << 0x06) | byte4;
+			if (codePoint >= 0x010000 && codePoint <= 0x10FFFF) {
+				return codePoint;
+			}
+		}
+
+		throw Error('Invalid UTF-8 detected');
+	}
+
+	var byteArray;
+	var byteCount;
+	var byteIndex;
+	function utf8decode(byteString) {
+		byteArray = ucs2decode(byteString);
+		byteCount = byteArray.length;
+		byteIndex = 0;
+		var codePoints = [];
+		var tmp;
+		while ((tmp = decodeSymbol()) !== false) {
+			codePoints.push(tmp);
+		}
+		return ucs2encode(codePoints);
+	}
+
+	/*--------------------------------------------------------------------------*/
+
+	root.version = '3.0.0';
+	root.encode = utf8encode;
+	root.decode = utf8decode;
+
+}(typeof exports === 'undefined' ? this.utf8 = {} : exports));

+[
+  {
+    "id": 0,
+    "type": "아파트",
+    "picture": "images/apartment.jpg",
+    "area": "85A/59",
+    "price": 1.23
+  },
+  {
+    "id": 1,
+    "type": "연립주택",
+    "picture": "images/townhouse.jpg",
+    "area": "115/76",
+    "price": 1.56
+  },
+  {
+    "id": 2,
+    "type": "하우스",
+    "picture": "images/house.jpg",
+    "area": "204/72",
+    "price": 2.74
+  },
+  {
+    "id": 3,
+    "type": "하우스",
+    "picture": "images/house.jpg",
+    "area": "693/82",
+    "price": 1.87
+  },
+  {
+    "id": 4,
+    "type": "연립주택",
+    "picture": "images/townhouse.jpg",
+    "area": "46/45",
+    "price": 1.97
+  },
+  {
+    "id": 5,
+    "type": "아파트",
+    "picture": "images/apartment.jpg",
+    "area": "113A/84",
+    "price": 1.77
+  },
+  {
+    "id": 6,
+    "type": "아파트",
+    "picture": "images/apartment.jpg",
+    "area": "145/114",
+    "price": 2.12
+  },
+  {
+    "id": 7,
+    "type": "하우스",
+    "picture": "images/house.jpg",
+    "area": "430/92",
+    "price": 2.57
+  },
+  {
+    "id": 8,
+    "type": "아파트",
+    "picture": "images/apartment.jpg",
+    "area": "111B/84",
+    "price": 1.32
+  },
+  {
+    "id": 9,
+    "type": "연립주택",
+    "picture": "images/townhouse.jpg",
+    "area": "75/61",
+    "price": 1.11
+  }
+]

+var RealEstate = artifacts.require("./RealEstate.sol");
+
+contract('RealEstate', function(accounts){ // 컨트랙을 테스팅할 것인데 인자로 두개를 받음 Testing할 컨트랙할 이름, Accounts라는 인자를 Callback을 받음
+                                            // 현재 연결된 노드에서 쓸 수 있는 계정들. 이는 가나슈의 10개 계정을 의미]
+var realEstateInstance;                     // real-estate 저장할 전역 변수를 저장
+
+it("컨트랙의 소유자 초기화 테스팅", function(){ // it을 통해 어떤 테스팅을 진행할지 정의
+        return RealEstate.deployed().then(function(instance)
+        {
+
+            realEstateInstance = instance;
+            return realEstateInstance.owner.call(); // 주소 저장
+        }).then(function(owner)
+        {
+            assert.equal(owner.toUpperCase(), accounts[0].toUpperCase(), "owner가 가나슈 첫번째 계정이 동일하지 않습니다.") // 1,2가 같은지 검증하는 것 3에 들어갈 것은 같거나 다르면 출력할 것
+
+        });
+
+    }); 
+it("가나슈 두번째 계정으로 매물 아이디 0번 매입 후 이벤트 생성 및 매입자 정보와 buyers 배열 테스팅", function() {
+    return RealEstate.deployed().then(function(instance) {
+        realEstateInstance = instance;
+        return realEstateInstance.buyRealEstate(0,"kk",13, {from: accounts[1], value: web3.toWei(1.5,"ether")});
+    }).then(function(receipt) {
+        assert.equal(receipt.logs.length, 1, " 이벤트 하나가 생성 되지 않았습니다.");
+        assert.equal(receipt.logs[0].event,"LogBuyRealEstate", "LogBuyRealEstate 이 아닙니다.");
+        assert.equal(receipt.logs[0].args._buyer, accounts[1], "매입자가 가나슈 두번째 계정이 아닙니다.");
+        assert.equal(receipt.logs[0].args._id, 0, "매물 아이디가 0이 아닙니다.");
+        return realEstateInstance.getBuyerInfo(0);
+    }).then(function(buyerInfo){
+        assert.equal(buyerInfo[0].toUpperCase(), accounts[1].toUpperCase(), "매입자의 계정이 가나슈 두 번째 계정과 일치하지 않습니다.");
+        assert.equal(web3.toAscii(buyerInfo[1]).replace(/\0/g,''),"kk"," 매입자의 이름이 kk가 아닙니다.") // 실제 값이 hex로 리턴이 된다. 따라서 저 부분을 replace로 바꿔줘야함 regex
+        assert.equal(buyerInfo[2], 13, "매입자의 나이가 적합하지 않습니다.");
+        return realEstateInstance.getAllbuyers();
+    }).then(function(buyers){
+        assert.equal(buyers[0].toUpperCase(), accounts[1].toUpperCase(), "buyers의 첫 계정이 같지 않습니다.")
+    })
+
+})
+});
\ No newline at end of file

+module.exports = {
+     // See <http://truffleframework.com/docs/advanced/configuration>
+     // to customize your Truffle configuration!
+     networks: {
+          ganache: {
+               host: "localhost",
+               port: 8545,
+               network_id: "*" // Match any network id
+          }
+     }
+};

+{
+    "solidity.compileUsingRemoteVersion": "v0.4.24+commit.e67f0147"
+}
\ No newline at end of file

+// SPDX-License-Identifier: MIT
+pragma solidity >=0.4.22 <0.9.0;
+
+contract Migrations {
+  address public owner = msg.sender;
+  uint public last_completed_migration;
+
+  modifier restricted() {
+    require(
+      msg.sender == owner,
+      "This function is restricted to the contract's owner"
+    );
+    _;
+  }
+
+  function setCompleted(uint completed) public restricted {
+    last_completed_migration = completed;
+  }
+}

+pragma solidity ^0.4.24;
+
+contract MyContract {
+   struct Student {
+       string studentName;
+       string gender;
+       uint age;
+   }
+   
+   mapping(uint256 => Student) studentInfo;
+   
+   function setStudentInfo(uint _studentId, string _name, string _gender, uint _age) public {
+       Student storage student = studentInfo[_studentId];
+       
+       student.studentName = _name;
+       student.gender = _gender;
+       student.age = _age;
+   }
+   
+   function getStudentInfo(uint256 _studentId) public view returns (string, string, uint) {
+       return (studentInfo[_studentId].studentName, studentInfo[_studentId].gender, studentInfo[_studentId].age);
+   }
+}
\ No newline at end of file

+const Migrations = artifacts.require("Migrations");
+
+module.exports = function (deployer) {
+  deployer.deploy(Migrations);
+};

+var MyContract = artifacts.require("./contracts/Mycontract.sol");
+// Contract 폴더 안에 있는 mycontract을 불러오는 것
+
+module.exports = function (deployer) {
+  deployer.deploy(MyContract); // mycontract을 넘겨서 이더리움 가상머신에 배포하는 것
+};

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../mocha/bin/_mocha" "$@"
+  ret=$?
+else 
+  node  "$basedir/../mocha/bin/_mocha" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\mocha\bin\_mocha" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\mocha\bin\_mocha" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../he/bin/he" "$@"
+  ret=$?
+else 
+  node  "$basedir/../he/bin/he" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\he\bin\he" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\he\bin\he" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../mkdirp/bin/cmd.js" "$@"
+  ret=$?
+else 
+  node  "$basedir/../mkdirp/bin/cmd.js" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\mkdirp\bin\cmd.js" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\mkdirp\bin\cmd.js" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../mocha/bin/mocha" "$@"
+  ret=$?
+else 
+  node  "$basedir/../mocha/bin/mocha" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\mocha\bin\mocha" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\mocha\bin\mocha" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../rimraf/bin.js" "$@"
+  ret=$?
+else 
+  node  "$basedir/../rimraf/bin.js" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\rimraf\bin.js" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\rimraf\bin.js" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../semver/bin/semver" "$@"
+  ret=$?
+else 
+  node  "$basedir/../semver/bin/semver" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\semver\bin\semver" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\semver\bin\semver" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../solc/solcjs" "$@"
+  ret=$?
+else 
+  node  "$basedir/../solc/solcjs" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\solc\solcjs" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\solc\solcjs" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../truffle/build/cli.bundled.js" "$@"
+  ret=$?
+else 
+  node  "$basedir/../truffle/build/cli.bundled.js" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\truffle\build\cli.bundled.js" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\truffle\build\cli.bundled.js" %*
+)
\ No newline at end of file

+#!/bin/sh
+basedir=$(dirname "$(echo "$0" | sed -e 's,\\,/,g')")
+
+case `uname` in
+    *CYGWIN*) basedir=`cygpath -w "$basedir"`;;
+esac
+
+if [ -x "$basedir/node" ]; then
+  "$basedir/node"  "$basedir/../window-size/cli.js" "$@"
+  ret=$?
+else 
+  node  "$basedir/../window-size/cli.js" "$@"
+  ret=$?
+fi
+exit $ret

+@IF EXIST "%~dp0\node.exe" (
+  "%~dp0\node.exe"  "%~dp0\..\window-size\cli.js" %*
+) ELSE (
+  @SETLOCAL
+  @SET PATHEXT=%PATHEXT:;.JS;=;%
+  node  "%~dp0\..\window-size\cli.js" %*
+)
\ No newline at end of file

+'use strict';
+module.exports = function () {
+	return /[\u001b\u009b][[()#;?]*(?:[0-9]{1,4}(?:;[0-9]{0,4})*)?[0-9A-PRZcf-nqry=><]/g;
+};