From a532390f81e35f611fd02ad3d543f4d52217ca3c Mon Sep 17 00:00:00 2001
From: nanalelfe <nargiza.nosirova@mail.utoronto.ca>
Date: Sun, 14 Aug 2016 06:13:55 -0400
Subject: Fixed signin and signup

---
 node_modules/mongodb/lib/mongo_client.js | 41 +++++++++++++++++++++++++-------
 1 file changed, 32 insertions(+), 9 deletions(-)

(limited to 'node_modules/mongodb/lib/mongo_client.js')

diff --git a/node_modules/mongodb/lib/mongo_client.js b/node_modules/mongodb/lib/mongo_client.js
index 8017604..6de464d 100644
--- a/node_modules/mongodb/lib/mongo_client.js
+++ b/node_modules/mongodb/lib/mongo_client.js
@@ -7,9 +7,10 @@ var parse = require('./url_parser')
   , Define = require('./metadata')
   , ReadPreference = require('./read_preference')
   , Logger = require('mongodb-core').Logger
+  , MongoError = require('mongodb-core').MongoError
   , Db = require('./db')
   , dns = require('dns')
-  , f = require('util').format 
+  , f = require('util').format
   , shallowClone = require('./utils').shallowClone;
 
 /**
@@ -130,9 +131,12 @@ var mergeOptions = function(target, source, flatten) {
 var createUnifiedOptions = function(finalOptions, options) {
   var childOptions = ['mongos', 'server', 'db'
     , 'replset', 'db_options', 'server_options', 'rs_options', 'mongos_options'];
+  var noMerge = ['collation'];
 
   for(var name in options) {
-    if(childOptions.indexOf(name.toLowerCase()) != -1) {
+    if(noMerge.indexOf(name.toLowerCase()) != -1) {
+      finalOptions[name] = options[name];
+    } else if(childOptions.indexOf(name.toLowerCase()) != -1) {
       finalOptions = mergeOptions(finalOptions, options[name], false);
     } else {
       if(options[name] && typeof options[name] == 'object' && !Buffer.isBuffer(options[name]) && !Array.isArray(options[name])) {
@@ -157,9 +161,14 @@ function translateOptions(options) {
     options.readPreference.tags = options.readPreferenceTags || options.read_preference_tags;
   }
 
+  // Do we have maxStalenessMS
+  if(options.maxStalenessMS) {
+    options.readPreference.maxStalenessMS = options.maxStalenessMS;
+  }
+
   // Set the socket and connection timeouts
-  if(!options.socketTimeoutMS) options.socketTimeoutMS = 30000;
-  if(!options.connectTimeoutMS) options.connectTimeoutMS = 30000;
+  if(!options.socketTimeoutMS == null) options.socketTimeoutMS = 30000;
+  if(!options.connectTimeoutMS == null) options.connectTimeoutMS = 30000;
 
   // Create server instances
   return options.servers.map(function(serverObj) {
@@ -269,21 +278,35 @@ var connect = function(url, options, callback) {
   _finalOptions = createUnifiedOptions(_finalOptions, options);
 
   // Check if we have connection and socket timeout set
-  if(!_finalOptions.socketTimeoutMS) _finalOptions.socketTimeoutMS = 120000;
-  if(!_finalOptions.connectTimeoutMS) _finalOptions.connectTimeoutMS = 120000;
+  if(!_finalOptions.socketTimeoutMS == null) _finalOptions.socketTimeoutMS = 120000;
+  if(!_finalOptions.connectTimeoutMS == null) _finalOptions.connectTimeoutMS = 120000;
 
   // Failure modes
   if(object.servers.length == 0) {
     throw new Error("connection string must contain at least one seed host");
   }
 
+  function connectCallback(err, db) {
+    if(err && err.message == 'no mongos proxies found in seed list') {
+      if(logger.isWarn()) {
+        logger.warn(f('seed list contains no mongos proxies, replicaset connections requires the parameter replicaSet to be supplied in the URI or options object, mongodb://server:port/db?replicaSet=name'));
+      }
+
+      // Return a more specific error message for MongoClient.connect
+      return callback(new MongoError('seed list contains no mongos proxies, replicaset connections requires the parameter replicaSet to be supplied in the URI or options object, mongodb://server:port/db?replicaSet=name'));
+    }
+
+    // Return the error and db instance
+    callback(err, db);
+  }
+
   // Do we have a replicaset then skip discovery and go straight to connectivity
   if(_finalOptions.replicaSet || _finalOptions.rs_name) {
-    return createReplicaset(_finalOptions, connectHandler(_finalOptions, callback));
+    return createReplicaset(_finalOptions, connectHandler(_finalOptions, connectCallback));
   } else if(object.servers.length > 1) {
-    return createMongos(_finalOptions, connectHandler(_finalOptions, callback));
+    return createMongos(_finalOptions, connectHandler(_finalOptions, connectCallback));
   } else {
-    return createServer(_finalOptions, connectHandler(_finalOptions, callback));
+    return createServer(_finalOptions, connectHandler(_finalOptions, connectCallback));
   }
 }
 
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