project completed

fabcar/javascript/key.js

@@ -0,0 +1,57 @@
+// 'use strict';
+// const ursa = require('ursa')
+// const crypto = require('crypto')
+// const path = require('path')
+// const fs = require('fs')
+
+// var keyPair = ursa.generatePrivateKey(1024, 65537);
+// var privkeypem = keyPair.toPrivatePem();
+// var pubkeypem = keyPair.toPublicPem();
+
+// var privkeystr = privkeypem.toString('utf8');
+// var pubkeystr = pubkeypem.toString('utf8');
+
+// var name = 'saba'
+
+// console.log(privkeystr);
+// console.log(pubkeystr);
+
+// var privateKeyObj = ursa.coercePrivateKey(privkeystr)
+// console.log("Name :", name)
+// var sign = keyPair.hashAndSign('sha256', name, 'utf8', 'base64');
+
+// // Create public key object from PEM string
+// var pub = ursa.createPublicKey(pubkeypem, 'base64');
+
+// // Verify signature - should return true
+// const bol =pub.hashAndVerify('sha256',name, sign);
+
+// console.log(bol);
+
+var ursa = require('ursa');
+
+// Generate RSA private key (public key included)
+var keyPair = ursa.generatePrivateKey();
+
+// Convert public key to string
+var pub = keyPair.toPublicPem('base64');
+var privkeypem = keyPair.toPrivatePem();
+var privStr = privkeypem.toString();
+console.log(privStr)
+var buf = new Buffer(privStr)
+
+var jj =ursa.createPrivateKey(buf)
+// Create buffer from text
+var data = new Buffer('Hello, world!');
+
+// Create MD5 hash and sign with private key
+var sig = jj.hashAndSign('md5', data);
+
+// Elsewhere...
+
+// Create public key object from PEM string
+pub = ursa.createPublicKey(pub, 'base64');
+
+// Verify signature - should return true
+var rr =pub.hashAndVerify('md5', data, sig);
+console.log(rr)

fabcar/javascript/package.json

@@ -27,7 +27,8 @@
  "multer": "^1.4.2",
  "mv": "^2.1.1",
  "nodemon": "^1.19.4",
- "path": "^0.12.7"
+ "path": "^0.12.7",
+ "ursa": "^0.9.4"
  },
  "devDependencies": {
  "chai": "^4.2.0",

fabcar/javascript/profileVerify.js

@@ -0,0 +1,68 @@
+const crypto = require("crypto");
+const path = require('path');
+const fs = require('file-system');
+var mv = require('mv');
+const cookieParser = require('cookie-parser');
+const bodyParser = require('body-parser');
+var multer = require('multer');
+var detect = require('detect-file-type');
+var upload = multer({ dest: './website/property/' });
+var uploadFile = multer({ dest: './website/IntellectualProperty/' });
+
+const profileInformation = require('./routers/profileInformation');
+const topPeopleIP = require('./routers/topPeopleIP');
+
+
+const profileVerify= async function (req, res) {
+
+ if (req.cookies.token === undefined) return {view: 'index',obj:undefined};
+ else {
+ var key = req.cookies.key;
+ var email = req.cookies.email;
+ var name = '';
+ var profilePic = '';
+ // console.log('Profile is loading : ' + email +" "+key);
+ await profileInformation(email, key).then((result) => {
+
+ var obj = JSON.parse(result);
+ // console.log(peopleList);
+ name = obj.name;
+ console.log('change '+ email+' '+name)
+ profilePic = obj.newFilePath;
+
+ console.log('Your profile pic retrieve from the blockchain');
+
+ }).catch((error) => {
+ console.log('View Profile Failed');
+ return {view:'index',obj:undefined}
+ });
+
+ await topPeopleIP(email).then((result) => {
+ console.log('now ready , the list is coming');
+ var postObj = JSON.parse(result);
+ // console.log(postObj);
+
+ var loveObj = postObj;
+ postObj.sort((a, b) => (a.Record.postCnt < b.Record.postCnt) ? 1 : -1);
+ var newPostObj = postObj.slice(0, 2); // 7
+
+ loveObj.sort((a, b) => (a.Record.loveCnt < b.Record.loveCnt) ? 1 : -1);
+ var newLoveObj = loveObj.slice(0, 3); // 8
+
+
+ return {view:'home', obj:{
+ 'name': name,
+ 'email': email,
+ 'profilePic': profilePic,
+ 'newPostObj': newPostObj,
+ 'newLoveObj': newLoveObj
+ }
+ }
+ }
+ ).catch((e) => {
+ console.log('Request Failed');
+ return {view:'index',obj:undefined}
+ });
+ }
+}
+module.exports = profileVerify

fabcar/javascript/routers/addBalance.js

@@ -0,0 +1,55 @@
+/* eslint-disable no-unused-vars */
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+'use strict';
+
+const { FileSystemWallet, Gateway } = require('fabric-network');
+const path = require('path');
+
+const ccpPath = path.resolve(__dirname, '..', '..', '..', 'first-network', 'connection-org1.json');
+
+async function main(email, userKey, price) {
+ try {
+
+ // Create a new file system based wallet for managing identities.
+ const walletPath = path.join(process.cwd(), 'wallet');
+ const wallet = new FileSystemWallet(walletPath);
+ console.log(`Wallet path(Add Balance of User): ${walletPath}`);
+
+ // Check to see if we've already enrolled the user.
+ const userExists = await wallet.exists(email);
+ if (!userExists) {
+ console.log('An identity for the user '+email+' does not exist in the wallet');
+ console.log('Run the registerUser.js application before retrying');
+ return;
+ }
+
+ // Create a new gateway for connecting to our peer node.
+ const gateway = new Gateway();
+ await gateway.connect(ccpPath, { wallet, identity: email, discovery: { enabled: true, asLocalhost: true } });
+
+ // Get the network (channel) our contract is deployed to.
+ const network = await gateway.getNetwork('mychannel');
+
+ // Get the contract from the network.
+ const contract = network.getContract('fabcar');
+
+ console.log(email + 'is getting money');
+ await contract.submitTransaction('addBalance', userKey, price);
+
+
+ console.log('Transaction of adding Balance has been submitted');
+
+ // Disconnect from the gateway.
+ await gateway.disconnect();
+
+ } catch (error) {
+ console.error(`Failed to submit transaction: ${error}`);
+ process.exit(1);
+ }
+}
+
+// main();
+module.exports = main;

fabcar/javascript/routers/allFriendPost.js

@@ -48,7 +48,7 @@ async function main(email) {
 
 
  } catch (error) {
- console.error(`Failed to evaluate transaction: ${error}`);
+ console.error(`[allfriend post]Failed to evaluate transaction: ${error}`);
  process.exit(1);
  return error;
  }

fabcar/javascript/routers/changeOwner.js

@@ -0,0 +1,55 @@
+/* eslint-disable no-unused-vars */
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+'use strict';
+
+const { FileSystemWallet, Gateway } = require('fabric-network');
+const path = require('path');
+
+const ccpPath = path.resolve(__dirname, '..', '..', '..', 'first-network', 'connection-org1.json');
+
+async function main(ipKey, userKey, name, email, dateTime,prevOwnerKey) {
+ try {
+
+ // Create a new file system based wallet for managing identities.
+ const walletPath = path.join(process.cwd(), 'wallet');
+ const wallet = new FileSystemWallet(walletPath);
+ console.log(`Wallet path(change ownership of IP): ${walletPath}`);
+
+ // Check to see if we've already enrolled the user.
+ const userExists = await wallet.exists(email);
+ if (!userExists) {
+ console.log('An identity for the user '+email+' does not exist in the wallet');
+ console.log('Run the registerUser.js application before retrying');
+ return;
+ }
+
+ // Create a new gateway for connecting to our peer node.
+ const gateway = new Gateway();
+ await gateway.connect(ccpPath, { wallet, identity: email, discovery: { enabled: true, asLocalhost: true } });
+
+ // Get the network (channel) our contract is deployed to.
+ const network = await gateway.getNetwork('mychannel');
+
+ // Get the contract from the network.
+ const contract = network.getContract('fabcar');
+
+ console.log(email + '"s IP is going to blockchain ');
+ await contract.submitTransaction('changeOwner', ipKey, userKey, name, email, dateTime,prevOwnerKey);
+
+
+ console.log('Transaction of IP ownership change has been submitted');
+
+ // Disconnect from the gateway.
+ await gateway.disconnect();
+
+ } catch (error) {
+ console.error(`Failed to submit transaction: ${error}`);
+ process.exit(1);
+ }
+}
+
+// main();
+module.exports = main;

fabcar/javascript/routers/changeRequestValidity.js

@@ -0,0 +1,55 @@
+/* eslint-disable no-unused-vars */
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+'use strict';
+
+const { FileSystemWallet, Gateway } = require('fabric-network');
+const path = require('path');
+
+const ccpPath = path.resolve(__dirname, '..', '..', '..', 'first-network', 'connection-org1.json');
+
+async function main(email, key, isValid) {
+ try {
+
+ // Create a new file system based wallet for managing identities.
+ const walletPath = path.join(process.cwd(), 'wallet');
+ const wallet = new FileSystemWallet(walletPath);
+ console.log(`Wallet path(change validity): ${walletPath}`);
+
+ // Check to see if we've already enrolled the user.
+ const userExists = await wallet.exists(email);
+ if (!userExists) {
+ console.log('An identity for the user '+email+' does not exist in the wallet');
+ console.log('Run the registerUser.js application before retrying');
+ return;
+ }
+
+ // Create a new gateway for connecting to our peer node.
+ const gateway = new Gateway();
+ await gateway.connect(ccpPath, { wallet, identity: email, discovery: { enabled: true, asLocalhost: true } });
+
+ // Get the network (channel) our contract is deployed to.
+ const network = await gateway.getNetwork('mychannel');
+
+ // Get the contract from the network.
+ const contract = network.getContract('fabcar');
+
+ console.log(email + '"s validity change request is going to blockchain ');
+ await contract.submitTransaction('changeReq',key, isValid);
+
+
+ console.log('Transaction of request validity change has been submitted');
+
+ // Disconnect from the gateway.
+ await gateway.disconnect();
+
+ } catch (error) {
+ console.error(`Failed to submit transaction: ${error}`);
+ process.exit(1);
+ }
+}
+
+// main();
+module.exports = main;