69c5c3bc2e
This is so that you can export the file from the browser and use the same file in the wallet file from the command-line. I have made encryption work equivalently between the browser and node.
126 lines
3 KiB
JavaScript
126 lines
3 KiB
JavaScript
'use strict';
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var imports = require('soop').imports();
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var fs = imports.fs || require('fs');
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var parent = imports.parent || require('./Base');
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var crypto = imports.crypto || require('crypto');
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var CryptoJS = require('node-cryptojs-aes').CryptoJS;
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var passwords = [];
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function Storage(opts) {
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opts = opts || {};
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this.data = {};
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passwords[0] = opts.password;
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}
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Storage.parent = parent;
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Storage.prototype.load = function(walletId, callback) {
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fs.readFile(walletId, function(err, data) {
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if (err) return callback(err);
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try {
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this.data[walletId] = JSON.parse(data);
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} catch (err) {
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if (callback)
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return callback(err);
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}
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if (callback)
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return callback(null);
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});
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};
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Storage.prototype.save = function(walletId, callback) {
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var data = JSON.stringify(this.data[walletId]);
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//TODO: update to use a queue to ensure that saves are made sequentially
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fs.writeFile(walletId, data, function(err) {
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if (callback)
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return callback(err);
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});
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};
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Storage.prototype._read = function(k) {
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var split = k.split('::');
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var walletId = split[0];
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var key = split[1];
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return this.data[walletId][key];
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};
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Storage.prototype._write = function(k, v, callback) {
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var split = k.split('::');
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var walletId = split[0];
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var key = split[1];
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if (!this.data[walletId])
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this.data[walletId] = {};
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this.data[walletId][key] = v;
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this.save(walletId, callback);
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};
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// get value by key
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Storage.prototype.getGlobal = function(k) {
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return this._read(k);
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};
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// set value for key
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Storage.prototype.setGlobal = function(k, v, callback) {
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this._write(k, v, callback);
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};
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// remove value for key
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Storage.prototype.removeGlobal = function(k, callback) {
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var split = k.split('::');
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var walletId = split[0];
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var key = split[1];
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delete this.data[walletId][key];
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this.save(walletId, callback);
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};
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Storage.prototype._key = function(walletId, k) {
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return walletId + '::' + k;
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};
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// get value by key
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Storage.prototype.get = function(walletId, k) {
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return this.getGlobal(this._key(walletId, k));
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};
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// set value for key
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Storage.prototype.set = function(walletId, k, v, callback) {
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this.setGlobal(this._key(walletId,k), v, callback);
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};
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// remove value for key
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Storage.prototype.remove = function(walletId, k, callback) {
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this.removeGlobal(this._key(walletId, k), callback);
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};
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Storage.prototype.getWalletIds = function() {
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return [];
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};
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Storage.prototype.setFromObj = function(walletId, obj, callback) {
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this.data[walletId] = obj;
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this.save(walletId, callback);
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};
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Storage.prototype.setFromEncryptedObj = function(walletId) {
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//TODO: implement
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};
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Storage.prototype.getEncryptedObj = function(walletId) {
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var data = JSON.stringify(this.data[walletId]);
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var encrypted = CryptoJS.AES.encrypt(data, passwords[0]);
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var hex = CryptoJS.enc.Hex.stringify(CryptoJS.enc.Base64.parse(encrypted.toString()));
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return hex;
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};
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// remove all values
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Storage.prototype.clearAll = function(callback) {
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this.data = {};
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this.save(callback);
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};
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module.exports = require('soop')(Storage);
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