copay/js/plugins/EncryptedInsightStorage.js

38 lines
1.2 KiB
JavaScript

var cryptoUtil = require('../util/crypto');
var InsightStorage = require('./InsightStorage');
var inherits = require('inherits');
function EncryptedInsightStorage(config) {
InsightStorage.apply(this, [config]);
}
inherits(EncryptedInsightStorage, InsightStorage);
EncryptedInsightStorage.prototype.getItem = function(name, callback) {
var key = cryptoUtil.kdf(this.password + this.email);
InsightStorage.prototype.getItem.apply(this, [name,
function(err, body) {
if (err) {
return callback(err);
}
var decryptedJson = cryptoUtil.decrypt(key, body);
if (!decryptedJson) {
return callback('PNOTFOUND');
}
return callback(null, decryptedJson);
}
]);
};
EncryptedInsightStorage.prototype.setItem = function(name, value, callback) {
var key = cryptoUtil.kdf(this.password + this.email);
var record = cryptoUtil.encrypt(key, value);
InsightStorage.prototype.setItem.apply(this, [name, record, callback]);
};
EncryptedInsightStorage.prototype.removeItem = function(name, callback) {
var key = cryptoUtil.kdf(this.password + this.email);
InsightStorage.prototype.removeItem.apply(this, [name, callback]);
};
module.exports = EncryptedInsightStorage;