leanote protocol移到main进程, 所有图片的操作通过db_client进行操作

node_modules/db.js

@@ -1,6 +1,7 @@
 var Datastore = require('nedb');
 var path = require('path');
 var Evt = require('evt');
+var dbClient = require('db_client');
 
 // 数据库初始化
 // var dbPath = require('nw.gui').App.dataPath + '/nedb';
@@ -26,10 +27,17 @@ var db = {
     },
 
     // 为特定用户初始化自己的表
-    initDBForUser: function (userId) {
+    initDBForUser: function (userId, curUser) {
         var me = this;
-        var dbNames = ['notebooks', 'notes', 'tags', 'images', 'attachs', 'noteHistories'];
+        var dbNames = ['notebooks', 'notes', 'tags', /*'images',*/ 'attachs', 'noteHistories'];
         this.initIt(me, dbNames, userId);
+
+        // init dbClient -> main db
+        var baseDBPath = dbPath;
+        if (userId) {
+            baseDBPath += '/' + userId;
+        }
+        dbClient.init(curUser, baseDBPath);
     },
 
     // 过时