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数据库迁移到独立表

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This commit is contained in:
life
2015-11-19 20:49:19 +08:00
parent e50b518715
commit 3fd0da6810
10 changed files with 411 additions and 15 deletions
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25
node_modules/db.js generated vendored
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@@ -20,30 +20,36 @@ var db = {
// 为全部用户共有的表初始化
initGlobal: function () {
var me = this;
var dbNames = ['users', 'g'];
this._init(dbNames);
this.initIt(me, dbNames);
},
// 为特定用户初始化自己的表
initDBForUser: function (userId) {
var me = this;
var dbNames = ['notebooks', 'notes', 'tags', 'images', 'attachs', 'noteHistories'];
this._init(dbNames, userId);
this.initIt(me, dbNames, userId);
},
// 过时
init: function () {
var me = this;
var dbNames = ['users', 'notebooks', 'notes', 'tags', 'images', 'attachs', 'noteHistories', 'g'];
this._init(dbNames);
this.initIt(me, dbNames);
},
// 过时
initForLogin: function () {
var me = this;
// var dbNames = ['users'];
var dbNames = ['users', 'notebooks', 'notes', 'tags', 'noteHistories'];
this._init(dbNames);
this.initIt(me, dbNames);
},
_init: function (dbNames, userId) {
// map, 最后的db设到map里
// forceAutoload 是否强制加载
initIt: function (map, dbNames, userId, forceAutoload) {
var me = this;
for(var i in dbNames) {
var name = dbNames[i];
@@ -60,7 +66,8 @@ var db = {
// console.log(dbFilepath);
(function (name) {
// 这部分非常慢!, 会卡界面
me[name] = new Datastore({ filename: dbFilepath, autoload: name != 'noteHistories' , onload: function () {
var autoload = forceAutoload || name != 'noteHistories';
map[name] = new Datastore({ filename: dbFilepath, autoload: autoload, onload: function () {
console.log(userId + '/' + name + ' is loaded');
}});
})(name);
@@ -73,11 +80,13 @@ var db = {
Datastore.prototype.loadDB = function(callback) {
var me = this;
if (this.__loaded) {
callback();
callback(me.__loadedSuccess);
} else {
this.loadDatabase(function (err) {
me.__loaded = true;
callback(err);
console.log(err);
me.__loadedSuccess = !err;
callback(me.__loadedSuccess);
});
}
};