Huge refactor, switched to express

lib/document_stores/amazon-s3.js

@@ -1,18 +1,18 @@
 /*global require,module,process*/
 
-var AWS = require('aws-sdk');
-var winston = require('winston');
+const AWS = require('aws-sdk');
+const winston = require('winston');
 
-var AmazonS3DocumentStore = function(options) {
+const AmazonS3DocumentStore = function(options) {
   this.expire = options.expire;
   this.bucket = options.bucket;
   this.client = new AWS.S3({region: options.region});
 };
 
 AmazonS3DocumentStore.prototype.get = function(key, callback, skipExpire) {
-  var _this = this;
+  const _this = this;
 
-  var req = {
+  const req = {
     Bucket: _this.bucket,
     Key: key
   };
@@ -31,9 +31,9 @@ AmazonS3DocumentStore.prototype.get = function(key, callback, skipExpire) {
 }
 
 AmazonS3DocumentStore.prototype.set = function(key, data, callback, skipExpire) {
-  var _this = this;
+  const _this = this;
 
-  var req = {
+  const req = {
     Bucket: _this.bucket,
     Key: key,
     Body: data,

lib/document_stores/file.js

@@ -1,20 +1,20 @@
-var fs = require('fs');
-var crypto = require('crypto');
+const fs = require('fs');
+const crypto = require('crypto');
 
-var winston = require('winston');
+const winston = require('winston');
 
 // For storing in files
 // options[type] = file
 // options[path] - Where to store
 
-var FileDocumentStore = function(options) {
+const FileDocumentStore = function(options) {
   this.basePath = options.path || './data';
   this.expire = options.expire;
 };
 
 // Generate md5 of a string
 FileDocumentStore.md5 = function(str) {
-  var md5sum = crypto.createHash('md5');
+  let md5sum = crypto.createHash('md5');
   md5sum.update(str);
   return md5sum.digest('hex');
 };
@@ -23,9 +23,9 @@ FileDocumentStore.md5 = function(str) {
 // be passed here
 FileDocumentStore.prototype.set = function(key, data, callback, skipExpire) {
   try {
-    var _this = this;
+    const _this = this;
     fs.mkdir(this.basePath, '700', function() {
-      var fn = _this.basePath + '/' + FileDocumentStore.md5(key);
+      const fn = _this.basePath + '/' + FileDocumentStore.md5(key);
       fs.writeFile(fn, data, 'utf8', function(err) {
         if (err) {
           callback(false);
@@ -45,8 +45,8 @@ FileDocumentStore.prototype.set = function(key, data, callback, skipExpire) {
 
 // Get data from a file from key
 FileDocumentStore.prototype.get = function(key, callback, skipExpire) {
-  var _this = this;
-  var fn = this.basePath + '/' + FileDocumentStore.md5(key);
+  const _this = this;
+  const fn = this.basePath + '/' + FileDocumentStore.md5(key);
   fs.readFile(fn, 'utf8', function(err, data) {
     if (err) {
       callback(false);

lib/document_stores/postgres.js

@@ -1,12 +1,12 @@
 /*global require,module,process*/
 
-var postgres = require('pg');
-var winston = require('winston');
+const postgres = require('pg');
+const winston = require('winston');
 
 // create table entries (id serial primary key, key varchar(255) not null, value text not null, expiration int, unique(key));
 
 // A postgres document store
-var PostgresDocumentStore = function (options) {
+const PostgresDocumentStore = function (options) {
   this.expireJS = options.expire;
   this.connectionUrl = process.env.DATABASE_URL || options.connectionUrl;
 };
@@ -15,8 +15,8 @@ PostgresDocumentStore.prototype = {
 
   // Set a given key
   set: function (key, data, callback, skipExpire) {
-    var now = Math.floor(new Date().getTime() / 1000);
-    var that = this;
+    const now = Math.floor(Date.now() / 1000);
+    const that = this;
     this.safeConnect(function (err, client, done) {
       if (err) { return callback(false); }
       client.query('INSERT INTO entries (key, value, expiration) VALUES ($1, $2, $3)', [
@@ -36,8 +36,8 @@ PostgresDocumentStore.prototype = {
 
   // Get a given key's data
   get: function (key, callback, skipExpire) {
-    var now = Math.floor(new Date().getTime() / 1000);
-    var that = this;
+    const now = Math.floor(Date.now() / 1000);
+    const that = this;
     this.safeConnect(function (err, client, done) {
       if (err) { return callback(false); }
       client.query('SELECT id,value,expiration from entries where KEY = $1 and (expiration IS NULL or expiration > $2)', [key, now], function (err, result) {

lib/document_stores/redis.js

@@ -1,5 +1,5 @@
-var redis = require('redis');
-var winston = require('winston');
+const redis = require('redis');
+const winston = require('winston');
 
 // For storing in redis
 // options[type] = redis