Clean up some code and move document stores into subfolder

lib/document_handler.js

@@ -54,13 +54,15 @@ DocumentHandler.prototype.handlePost = function(request, response) {
   request.on('data', function(data) {
     if (!buffer) {
       response.writeHead(200, { 'content-type': 'application/json' });
-    } 
+    }
     buffer += data.toString();
     if (_this.maxLength && buffer.length > _this.maxLength) {
       cancelled = true;
       winston.warn('document >maxLength', { maxLength: _this.maxLength });
       response.writeHead(400, { 'content-type': 'application/json' });
-      response.end(JSON.stringify({ message: 'Document exceeds maximum length.' }));
+      response.end(
+        JSON.stringify({ message: 'Document exceeds maximum length.' })
+      );
     }
   });
   request.on('end', function(end) {
@@ -96,7 +98,7 @@ DocumentHandler.prototype.chooseKey = function(callback) {
     } else {
       callback(key);
     }
-  }); 
+  });
 };
 
 DocumentHandler.prototype.acceptableKey = function() {

lib/document_stores/file.js

@@ -19,19 +19,21 @@ FileDocumentStore.md5 = function(str) {
   return md5sum.digest('hex');
 };
 
-// Save data in a file, key as md5 - since we don't know what we could be passed here
+// Save data in a file, key as md5 - since we don't know what we could
+// be passed here
 FileDocumentStore.prototype.set = function(key, data, callback, skipExpire) {
   try {
     var _this = this;
     fs.mkdir(this.basePath, '700', function() {
-      fs.writeFile(_this.basePath + '/' + _this.md5(key), data, 'utf8', function(err) {
+      var fn = _this.basePath + '/' + _this.md5(key);
+      fs.writeFile(fn, data, 'utf8', function(err) {
         if (err) {
           callback(false);
         }
         else {
           callback(true);
           if (_this.expire && !skipExpire) {
-            winston.warn('file store cannot set expirations on keys'); 
+            winston.warn('file store cannot set expirations on keys');
           }
         }
       });
@@ -44,14 +46,15 @@ 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;
-  fs.readFile(this.basePath + '/' + _this..md5(key), 'utf8', function(err, data) {
+  var fn = this.basePath + '/' + this.md5(key);
+  fs.readFile(fn, 'utf8', function(err, data) {
     if (err) {
       callback(false);
     }
     else {
       callback(data);
       if (_this.expire && !skipExpire) {
-        winston.warn('file store cannot set expirations on keys'); 
+        winston.warn('file store cannot set expirations on keys');
       }
     }
   });

lib/document_stores/memcached.js

@@ -24,7 +24,8 @@ MemcachedDocumentStore.connect = function(options) {
 };
 
 // Save file in a key
-MemcachedDocumentStore.prototype.set = function(key, data, callback, skipExpire) {
+MemcachedDocumentStore.prototype.set =
+function(key, data, callback, skipExpire) {
   MemcachedDocumentStore.client.set(key, data, function(err, reply) {
     err ? callback(false) : callback(true);
   }, skipExpire ? 0 : this.expire);
@@ -36,7 +37,7 @@ MemcachedDocumentStore.prototype.get = function(key, callback, skipExpire) {
   MemcachedDocumentStore.client.get(key, function(err, reply) {
     callback(err ? false : reply);
     if (_this.expire && !skipExpire) {
-      winston.warn('memcache store does not currently push forward expirations on GET');
+      winston.warn('store does not currently push forward expirations on GET');
     }
   });
 };

lib/document_stores/redis.js

@@ -23,7 +23,10 @@ RedisDocumentStore.connect = function(options) {
   RedisDocumentStore.client = redis.createClient(port, host);
   RedisDocumentStore.client.select(index, function(err, reply) {
     if (err) {
-      winston.error('error connecting to redis index ' + index, { error: err.message });
+      winston.error(
+        'error connecting to redis index ' + index,
+        { error: err.message }
+      );
       process.exit(1);
     }
     else {
@@ -67,7 +70,7 @@ RedisDocumentStore.prototype.get = function(key, callback, skipExpire) {
       _this.setExpiration(key);
     }
     callback(err ? false : reply);
-  }); 
+  });
 };
 
 module.exports = RedisDocumentStore;

lib/key_generators/random.js

@@ -8,8 +8,10 @@ var RandomKeyGenerator = function(options) {
 // Generate a random key
 RandomKeyGenerator.prototype.createKey = function(keyLength) {
   var text = '';
+  var index;
   for (var i = 0; i < keyLength; i++) {
-    text += this.keyspace.charAt(Math.floor(Math.random() * this.keyspace.length));
+    index = Math.floor(Math.random() * this.keyspace.length);
+    text += this.keyspace.charAt(index);
   }
   return text;
 };