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FancyWheeel · Feb 21, 2017 · 9bbb816 · 9bbb816
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diff --git a/.gitignore b/.gitignore
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+node_modules/
+npm-debug.log
+_book/
+demo/*/node_modules
+demo/*/npm-debug.log
+demo/*/upload-files/
diff --git a/README.md b/README.md
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+# hello world
+
diff --git a/SUMMARY.md b/SUMMARY.md
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+# Summary
+
+* [koa2开始]()
+    * [快速开始](note/start/quick.md)
+    * [async/await使用](note/start/async.md)
+    * [koa2简析结构](note/start/info.md)
+    * [koa中间件开发与使用](note/start/middleware.md)
+* [路由]()
+    * [原生koa2实现路由](note/route/simple.md)
+    * [koa-router中间件](note/route/koa-router.md)
+* [请求数据获取]()
+    * [GET请求数据获取](note/request/get.md)
+    * [POST请求数据获取](note/request/post.md)
+    * [koa-bodyparser中间件](note/request/post-use-middleware.md)
+* [静态资源加载]()
+    * [原生koa2实现静态资源服务器](note/static/server.md)
+    * [koa-static中间件](note/static/middleware.md)
+* [cookie/session]()
+    * [koa2使用cookie](note/cookie/info.md)
+    * [koa2实现session](note/session/info.md)
+* [模板引擎]()
+    * [koa2加载模板引擎](note/template/add.md)
+    * [ejs模板引擎](note/template/ejs.md)
+* [文件上传]()
+    * [busboy模块](note/upload/busboy.md)
+    * [上传文件简单实现](note/upload/simple.md)
+* [数据库mysql]()
+    * [mysql模块](note/mysql/info.md)    
+    * [async/await封装使用mysql](note/mysql/async.md)
+    * [项目建表初始化](note/mysql/init.md)
+* [项目框架搭建]()
+    * [框架设计](note/project/framework.md)
+    * [分层操作](note/project/layer.md)
+    * [数据库设计](note/project/sql.md)
+    * [路由设计](note/project/route.md)
+    * [webpack2环境搭建](note/project/webpack2.md)
+    * [使用react.js](note/project/react.md)
+    * [登录注册功能实现](note/project/sign.md)
+    * [session登录态判断处理](note/project/session.md) 
+* [debug]()
+    * [开发debug](README.md)
diff --git a/demo/cookie/index.js b/demo/cookie/index.js
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+const Koa = require('koa')
+const app = new Koa()
+
+app.use( async ( ctx ) => {
+
+  if ( ctx.url === '/index' ) {
+    // 设置cookie
+    ctx.cookies.set(
+      'cid', 
+      'hello world',
+      {
+        domain: 'localhost',  // 写cookie所在的域名
+        path: '/index',       // 写cookie所在的路径
+        maxAge: 10 * 60 * 1000, // cookie有效时长
+        expires: new Date('2017-02-15'),  // cookie失效时间
+        httpOnly: false,  // 是否只用于http请求中获取
+        overwrite: false  // 是否允许重写
+      }
+    )
+    ctx.body = 'cookie is ok'
+  } else {
+    ctx.body = 'hello world' 
+  }
+
+})
+
+app.listen(3000)
+console.log('[demo] cookie is starting at port 3000')
diff --git a/demo/cookie/package.json b/demo/cookie/package.json
@@ -0,0 +1,21 @@
+{
+  "name": "cookie",
+  "version": "1.0.0",
+  "description": "koa cookie demo",
+  "main": "index.js",
+  "scripts": {
+    "start": "node --harmony index.js"
+  },
+  "keywords": [
+    "koajs"
+  ],
+  "author": "chenshenhai",
+  "license": "MIT",
+  "dependencies": {
+    "koa": "^2.0.0-alpha.8"
+  },
+  "engines": {
+    "node": ">=7.0.0",
+    "npm": "~3.0.0"
+  }
+}
diff --git a/demo/ejs/index.js b/demo/ejs/index.js
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+const Koa = require('koa')
+const views = require('koa-views')
+const path = require('path')
+const app = new Koa()
+
+app.use(views(path.join(__dirname, './view'), {
+  extension: 'ejs'
+}))
+
+app.use( async ( ctx ) => {
+  let title = 'hello koa2'
+  await ctx.render('index', {
+    title,
+  })
+})
+
+app.listen(3000)
+console.log('[demo] ejs is starting at port 3000')
diff --git a/demo/ejs/package.json b/demo/ejs/package.json
@@ -0,0 +1,21 @@
+{
+  "name": "ejs",
+  "version": "1.0.0",
+  "description": "koa ejs demo",
+  "main": "index.js",
+  "scripts": {
+    "start": "node --harmony index.js"
+  },
+  "keywords": [
+    "koajs"
+  ],
+  "author": "chenshenhai",
+  "license": "MIT",
+  "dependencies": {
+    "koa": "^2.0.0-alpha.8"
+  },
+  "engines": {
+    "node": ">=7.0.0",
+    "npm": "~3.0.0"
+  }
+}
diff --git a/demo/ejs/view/index.ejs b/demo/ejs/view/index.ejs
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+<!DOCTYPE html>
+<html>
+<head>
+    <title><%= title %></title>
+</head>
+<body>
+    <h1><%= title %></h1>
+    <p>EJS Welcome to <%= title %></p>
+</body>
+</html>
diff --git a/demo/mysql/index.js b/demo/mysql/index.js
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+
+const fs = require('fs');
+const getSqlContentMap = require('./util/get-sql-content-map');
+const { query } = require('./util/db');
+
+
+// 打印脚本执行日志
+const eventLog = function( err , sqlFile, index ) {
+  if( err ) {
+    console.log(`[ERROR] sql脚本文件: ${sqlFile} 第${index + 1}条脚本 执行失败 o(╯□╰)o ！`)
+  } else {
+    console.log(`[SUCCESS] sql脚本文件: ${sqlFile} 第${index + 1}条脚本 执行成功 O(∩_∩)O !`)
+  }
+}
+
+// 获取所有sql脚本内容
+let sqlContentMap = getSqlContentMap()
+
+// 执行建表sql脚本
+const createAllTables = async () => {
+  for( let key in sqlContentMap ) {
+    let sqlShell = sqlContentMap[key]
+    let sqlShellList = sqlShell.split(';')
+
+    for ( let [ i, shell ] of sqlShellList.entries() ) {
+      if ( shell.trim() ) {
+        let result = await query( shell )
+        if ( result.serverStatus * 1 === 2 ) {
+          eventLog( null,  key, i)
+        } else {
+          eventLog( true,  key, i) 
+        }
+      }
+    }
+  }
+  console.log('sql脚本执行结束！')
+  console.log('请按 ctrl + c 键退出！')
+
+}
+
+createAllTables();
diff --git a/demo/mysql/package.json b/demo/mysql/package.json
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+{
+  "name": "mysql",
+  "version": "1.0.0",
+  "description": "koa start demo",
+  "main": "index.js",
+  "scripts": {
+    "start": "node --harmony index.js"
+  },
+  "keywords": [
+    "koajs"
+  ],
+  "author": "chenshenhai",
+  "license": "MIT",
+  "dependencies": {
+    "koa": "^2.0.0-alpha.8",
+    "mysql": "^2.13.0"
+  },
+  "engines": {
+    "node": ">=7.0.0",
+    "npm": "~3.0.0"
+  }
+}
diff --git a/demo/mysql/sql/data.sql b/demo/mysql/sql/data.sql
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+CREATE TABLE   IF NOT EXISTS  `data` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `data_info` json DEFAULT NULL,
+  `create_time` varchar(20) DEFAULT NULL,
+  `modified_time` varchar(20) DEFAULT NULL,
+  `level` int(11) DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8
+
diff --git a/demo/mysql/sql/user.sql b/demo/mysql/sql/user.sql
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+CREATE TABLE   IF NOT EXISTS  `user` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `email` varchar(255) DEFAULT NULL,
+  `password` varchar(255) DEFAULT NULL,
+  `name` varchar(255) DEFAULT NULL,
+  `nick` varchar(255) DEFAULT NULL,
+  `detail_info` json DEFAULT NULL,
+  `create_time` varchar(20) DEFAULT NULL,
+  `modified_time` varchar(20) DEFAULT NULL,
+  `level` int(11) DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+
+INSERT INTO `user` set email='1@example.com', password='123456';
+INSERT INTO `user` set email='2@example.com', password='123456';
+INSERT INTO `user` set email='3@example.com', password='123456';
diff --git a/demo/mysql/util/db.js b/demo/mysql/util/db.js
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+const mysql = require('mysql')
+
+const pool = mysql.createPool({
+  host     :  '127.0.0.1',
+  user     :  'root',
+  password :  'abc123',
+  database :  'koa_demo'
+})
+
+let query = function( sql, values ) {
+
+  return new Promise(( resolve, reject ) => {
+    pool.getConnection(function(err, connection) {
+      if (err) {
+        resolve( err )
+      } else {
+        connection.query(sql, values, ( err, rows) => {
+
+          if ( err ) {
+            reject( err )
+          } else {
+            resolve( rows )
+          }
+          connection.release()
+        })
+      }
+    })
+  })
+
+}
+
+
+module.exports = {
+  query
+}
diff --git a/demo/mysql/util/get-sql-content-map.js b/demo/mysql/util/get-sql-content-map.js
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+const fs = require('fs')
+const getSqlMap = require('./get-sql-map')
+
+let sqlContentMap = {}
+
+/**
+ * 读取sql文件内容
+ * @param  {string} fileName 文件名称
+ * @param  {string} path     文件所在的路径
+ * @return {string}          脚本文件内容
+ */
+function getSqlContent( fileName,  path ) {
+  let content = fs.readFileSync( path, 'binary' )
+  sqlContentMap[ fileName ] = content
+}
+
+/**
+ * 封装所有sql文件脚本内容
+ * @return {object} 
+ */
+function getSqlContentMap () {
+  let sqlMap = getSqlMap()
+  for( let key in sqlMap ) {
+    getSqlContent( key, sqlMap[key] )
+  }
+
+  return sqlContentMap
+}
+
+module.exports = getSqlContentMap
diff --git a/demo/mysql/util/get-sql-map.js b/demo/mysql/util/get-sql-map.js
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+const fs = require('fs')
+const walkFile = require('./walk-file')
+
+/**
+ * 获取sql目录下的文件目录数据
+ * @return {object} 
+ */
+function getSqlMap () {
+  let basePath = __dirname
+  basePath = basePath.replace(/\\/g, '\/')
+
+  let pathArr = basePath.split('\/')
+  pathArr = pathArr.splice( 0, pathArr.length - 1 )
+  basePath = pathArr.join('/') + '/sql/'
+
+  let fileList = walkFile( basePath, 'sql' )
+  return fileList
+}
+
+module.exports = getSqlMap
diff --git a/demo/mysql/util/walk-file.js b/demo/mysql/util/walk-file.js
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+const fs = require('fs')
+
+/**
+ * 遍历目录下的文件目录
+ * @param  {string} pathResolve  需进行遍历的目录路径
+ * @param  {string} mime         遍历文件的后缀名
+ * @return {object}              返回遍历后的目录结果
+ */
+const walkFile = function(  pathResolve , mime ){
+
+  let files = fs.readdirSync( pathResolve )
+
+  let fileList = {}
+
+   for( let [ i, item] of files.entries() ) {
+    let itemArr = item.split('\.')
+
+    let itemMime = ( itemArr.length > 1 ) ? itemArr[ itemArr.length - 1 ] : 'undefined'
+    let keyName = item + ''
+    if( mime === itemMime ) {
+      fileList[ item ] =  pathResolve + item
+    }
+  }
+
+  return fileList
+}
+
+module.exports = walkFile
diff --git a/demo/project/.babelrc b/demo/project/.babelrc
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+{
+  "presets": [["es2015", { "modules": false }], "react", "stage-2"],
+  "plugins": [
+      "transform-runtime",
+      ["import", { "libraryName": "antd", "style": "css" }]
+    ]
+}