From 92be99e35f3e0cfb117a39924d32add2f2175674 Mon Sep 17 00:00:00 2001
From: huangdijia <huangdijia@gmail.com>
Date: Tue, 22 Dec 2015 13:32:04 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E4=B8=A4=E5=A4=84warn?=
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---
 library/think/db/driver/mongo.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/library/think/db/driver/mongo.php b/library/think/db/driver/mongo.php
index 7efd1002..1cc52cc0 100644
--- a/library/think/db/driver/mongo.php
+++ b/library/think/db/driver/mongo.php
@@ -483,9 +483,9 @@ class Mongo extends Driver
         }
         $this->model = $options['model'];
         $this->queryTimes++;
-        $query  = $this->parseWhere($options['where']);
-        $fields = $this->parseField($options['field']);
-        if ($this->config['debug']) {
+        $query  = $this->parseWhere(!empty($options['where'])?$options['where']:'');
+        $fields = $this->parseField(!empty($options['field'])?$options['field']:'');
+        if (!empty($this->config['debug'])) {
             $this->queryStr = $this->_dbName . '.' . $this->_collectionName . '.findOne(';
             $this->queryStr .= $query ? json_encode($query) : '{}';
             $this->queryStr .= $fields ? ',' . json_encode($fields) : '';