initial commit

Author: Aris

.gitignore

@@ -0,0 +1,2 @@
+node_modules
+package-lock.json

README.md

@@ -0,0 +1,39 @@
+# @arispati/src-crypto
+SRC Crypto Library for node.js
+
+## How to Install
+- Install with npm
+```bash
+npm install @arispati/src-crypto
+```
+
+## How to Use
+```javascript
+import SrcCrypto from '@arispati/src-crypto'
+
+// Set the secret key
+let secretKey = 's3cr3tK3y' // default secret key
+
+// Initilize CryptoAES Class
+let crypto = new SrcCrypto(secretKey)
+
+// Encrypt
+let encrypt = crypto.encrypt('@arispati/src-crypto')
+// di92SjlPSnFab3JhclI2U0Q5K1k3SVFncTV4VTVzdDlkZTNZT09TV21Jcz0=
+
+// Decrypt
+let decrypt = crypto.decrypt(encrypted)
+// "@arispati/src-crypto"
+```
+
+## Tests
+
+- Install the dev dependencies
+```bash
+npm install
+```
+
+- Run the test command
+```bash
+npm test
+```

babel.config.js

@@ -0,0 +1,12 @@
+module.exports = {
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        targets: {
+          node: 'current',
+        },
+      },
+    ],
+  ],
+};

package.json

@@ -0,0 +1,34 @@
+{
+  "name": "@arispati/src-crypto",
+  "version": "0.1.0",
+  "description": "SRC Crypto Library",
+  "main": "src/index.js",
+  "scripts": {
+    "test": "jest --verbose ./tests"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/arispati/src-crypto.git"
+  },
+  "keywords": [
+    "src",
+    "crypto",
+    "encrypt",
+    "decrypt"
+  ],
+  "author": "Muhamad Aris",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/arispati/src-crypto/issues"
+  },
+  "homepage": "https://github.com/arispati/src-crypto#readme",
+  "dependencies": {
+    "php-serialize": "^4.0.2"
+  },
+  "devDependencies": {
+    "@babel/core": "^7.11.6",
+    "@babel/preset-env": "^7.11.5",
+    "babel-jest": "^26.5.2",
+    "jest": "^26.5.3"
+  }
+}

src/index.js

@@ -0,0 +1,37 @@
+'use strict';
+
+import crypto from 'crypto';
+import {serialize, unserialize} from 'php-serialize';
+
+export default class SrcCrypto {
+  constructor (secretKey = 's3cr3tK3y') {
+    const hashKey = crypto.createHash('sha256').update(secretKey).digest('hex');
+
+    this.cryptoKey = hashKey.substr(0, 32);
+    this.cryptoIv = hashKey.substr(0, 16);
+  }
+
+  encrypt(plaintext) {
+    let cipher = crypto.createCipheriv('AES-256-CBC', this.cryptoKey, this.cryptoIv);
+
+    return Buffer.from(Buffer.concat([
+      cipher.update(serialize(plaintext)),
+      cipher.final()
+    ]).toString('base64')).toString('base64');
+  }
+
+  decrypt(chiperText) {
+    if (chiperText === null || typeof chiperText === 'undefined' || chiperText === '') {
+      return chiperText;
+    }
+  
+    chiperText = Buffer.from(chiperText, 'base64').toString();
+  
+    let decipher = crypto.createDecipheriv('AES-256-CBC', this.cryptoKey, this.cryptoIv);
+  
+    return unserialize(Buffer.concat([
+      decipher.update(chiperText, 'base64'),
+      decipher.final()
+    ]).toString());
+  }
+}

tests/crypto.test.js

@@ -0,0 +1,11 @@
+import SrcCrypto from '../src/index'
+
+const crypto = new SrcCrypto('zLbFftHXGCdDZM5ceV1wCbny7YBr70GY');
+
+test('Encrypt', () => {
+    expect(crypto.encrypt('@arispati/src-crypto')).toBe('S0NQaXYwVFhIdi9wNnd3Q0UrK3BmOWNGRmFmWFJ4Q3BIUlVLakhnQysvUT0=')
+});
+
+test('Decrypt', () => {
+    expect(crypto.decrypt('S0NQaXYwVFhIdi9wNnd3Q0UrK3BmOWNGRmFmWFJ4Q3BIUlVLakhnQysvUT0=')).toBe('@arispati/src-crypto')
+});