deepcrypt - npm Package Compare versions

Comparing version 1.0.0 to 2.0.0

index.js

@@ -7,5 +7,5 @@ // Part of https://github.com/chris-rock/node-crypto-examples
 
-function deepCrypto(password, fieldsToExclude, algorithm) {
-  fieldsToExclude = fieldsToExclude || []
-  algorithm = algorithm || 'aes-256-ctr'
+function deepCrypto(password, opts) {
+  var fieldsToExclude = opts.exclude || [],
+  algorithm = opts.algorithm || 'aes-256-ctr'
 
@@ -26,10 +26,8 @@ function encrypt(text){
 
-
   function deepEncrypt(obj) {
 
-
     function e(v) {
       return Object.keys(v).reduce( (acc, item) => {
 
-        // skip id and version fields
+        // skip excluded fields
         if (fieldsToExclude.indexOf(item) > -1) {
@@ -52,5 +50,4 @@ acc[item] = v[item]
 
-        var obj = {}
-        obj[item] = v[item]
-        acc[item] = encrypt( JSON.stringify( obj ) )
+        var val = 'A' + crypto.randomBytes(4).toString() + JSON.stringify( v[item] )
+        acc[item] = encrypt( val )
         return acc;
@@ -71,2 +68,3 @@
 
+        // skip excluded fields
         if (fieldsToExclude.indexOf(item) > -1) {
@@ -89,4 +87,18 @@ acc[item] = v[item]
 
-        acc[item] = JSON.parse( decrypt(v[item]) )[item]
-        return acc;
+        var val = decrypt(v[item])
+
+        // version 1
+        if (val[0] === '{') {
+          acc[item] = JSON.parse( val )[item]
+          return acc;
+        }
+
+        // version 2
+        if (val[0] === 'A') {
+          acc[item] = JSON.parse( val.substr(5) )
+          return acc;
+        }
+
+        throw 'unsupported version!'
+
       }, {})
@@ -93,0 +105,0 @@ }

package.json

 {
   "name": "deepcrypt",
-  "version": "1.0.0",
+  "version": "2.0.0",
   "description": "encrypt/decrypt js objects",
@@ -5,0 +5,0 @@ "main": "index.js",

test.js

 var test = require('tape')
-var dc = require('./index')('foo', ['id', 'updated'])
+var dc = require('./index')('shhhhhhh', { exclude: ['id', 'updated'] })
 
 test('deepcrypt', function(t) {
-  var e = dc.deepEncrypt
-  var d = dc.deepDecrypt
+  var deepEncrypt = dc.deepEncrypt
+  var deepDecrypt = dc.deepDecrypt
 
   t.plan(8)
-  // test strings
-  t.deepEqual(e({ foo: "foo" }), { foo: '36e506799ef6510dc711dc99bb' });
-  t.deepEqual(d({ foo: '36e506799ef6510dc711dc99bb' }), { foo: "foo" });
+  // basic tests
+  t.deepEqual(deepDecrypt(deepEncrypt({ foo: "foo" })), { foo: "foo" });
+  t.deepEqual(deepDecrypt(deepEncrypt({ foo: 1 })), { foo: 1 });
+  t.deepEqual(deepDecrypt(deepEncrypt({ foo: 1, bar: true })), { foo: 1, bar: true });
 
-  // test numbers
-  t.deepEqual(e({ foo: 1 }), { foo: '36e506799ef6511edc' } );
-  t.deepEqual(d({ foo: '36e506799ef6511edc' }), { foo: 1 });
+  // test exlude fields
+  var obj = deepEncrypt({ id: 1, updated: "test", foo: 1, bar: true })
+  var encrypted = deepEncrypt(obj)
+  t.equal(obj.id, encrypted.id)
+  t.equal(obj.updated, encrypted.updated)
+  t.notEqual(obj.foo, encrypted.foo)
+  t.notEqual(obj.bar, encrypted.bar)
+  t.deepEqual(deepDecrypt(encrypted), obj);
 
-  // test boolean values
-  t.deepEqual(e({ foo: 1, bar: true }), { foo: '36e506799ef6511edc', bar: '36e5027783f6515bd30bd6c6', } );
-  t.deepEqual(d({ foo: '36e506799ef6511edc', bar: '36e5027783f6515bd30bd6c6', } ), { foo: 1, bar: true });
-
-  // check fields to exclude
-  t.deepEqual(e({ id: 1, updated: "test", foo: 1, bar: true }), { id: 1, updated: "test", foo: '36e506799ef6511edc', bar: '36e5027783f6515bd30bd6c6', } );
-  t.deepEqual(d({ id: 1, foo: '36e506799ef6511edc', bar: '36e5027783f6515bd30bd6c6', }), { id: 1, foo: 1, bar: true });
-
 });

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Improved metrics

Total package byte prevSize

5444

increased by9.34%

Number of package files

6

increased by20%

Lines of code

106

increased by10.42%

Number of medium quality alerts

1

decreased by-50%

Number of lines in readme file

24

increased byInfinity%

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