Controller.js
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var path=require('path');
var util = require('util');
var md5 = require('md5');
var Emitter=require('events');
/*重写控制器*/
var _ = require('lodash');
var fs=require('fs');
var config = JSON.parse(fs.readFileSync('./package.json').toString());
var toString= Object.prototype.toString;
var Controller=function(interfaces){
this.interfaces=interfaces;
this.routers=[];
Emitter.call(this);
};
util.inherits(Controller,Emitter);
/*解析 req 规则*/
Controller.prototype.__parseReq=function(req){
return{
defRes:req.xhr?"json":"render"
}
}
Controller.prototype.__define=function(method,router,view,apis,callback,clientmodel,clientsrc){
var me=this,isObj=false;
if(typeof apis=="string"){
apis=[apis];
isObj=true;
}
/*参数验证*/
var guid=md5(router+":"+method)
me.on(guid,function(){
var args=[].slice.call(arguments, 0);
var req = args[0], res = args[1];
var local = { __session__: req.session, $extend: {} };
/*如果接口不存在 就实现express 原来的方法*/
if(!apis.length){
var model={};
if(callback){
model=callback.apply(local, args);
}
if(view){
res.render(view,local,me.client(res,clientsrc,model,clientmodel));
}
return;
}
args.push(function (err, interfaces, names){
if (err) {
res.json({code:500,message:err.message||'接口异常'});
return;
}
//callback
var model={};
if (typeof callback == "function") {
model=callback.apply(local,interfaces.concat(args));
}else{
interfaces.forEach(function(item,index){
if(isObj){
model=item;
}else{
model[names[index]]=item;
}
});
}
if(res.__complete__){
return;
}
if (model&&model.readable) {
model.pipe(res);
}else if (view && method == "get" && !req.xhr) {
res.render(view, local, me.client(res, clientsrc, model,clientmodel));
} else {
res.json(model);
}
});
//调用接口获取数据
me.interfaces.require.apply(me.interfaces,[apis].concat(args));
});
me.routers.push({
guid:guid,
url:router,
method:method
});
//console.log(me.routers);
}
Controller.prototype.vue=function(router,views,apis,callback){
var me=this;
if(!(typeof views=="string"&&views.indexOf('.')>-1)){
callback=apis;
apis=views;
views=null;
}
if(typeof apis =='function'){
callback=apis;
apis=[];
}
apis=apis||[];
me.__define("get",router,"common.Vue",apis,callback,"vue",views);
}
Controller.prototype.get=function(router,views,apis,callback){
var me=this;
if(!(typeof views=="string"&&views.indexOf('.')>-1)){
callback=apis;
apis=views;
views=null;
}
if(typeof apis =='function'){
callback=apis;
apis=[];
}
apis=apis||[];
me.__define("get",router,views,apis,callback,"jquery",views);
}
Controller.prototype.post=function(router,apis,callback){
var me=this;
if(typeof apis=="function"){
callback=apis;
apis=[];
}
me.__define("post",router,null,apis,callback);
}
Controller.prototype.client=function(res,views,model,clientmodel){
return function(err, html){
var ViewModel="";
if(!model){
model={};
}
ViewModel="<script>var ViewModel="+JSON.stringify(model)+";</script>";
var src="";
// if(process.env.NODE_ENV==="production"||process.env.NODE_ENV==="gray"){
// src="http://cdn.yoho.cn/"+config.name+"/"+config.version;
// html=html.replace(/\/static\/index\.min\.css/g,function($1){
// return src+"/index.min.css";
// })
// }else{
src="/static";
// }
var script=['<script type="text/javascript" src="'+src+'/'+clientmodel+'/libs.js"></script>',
'<script type="text/javascript" src="'+src+'/'+clientmodel+'/'+ views+'.js"></script>'];
res.send(html+ViewModel+script.join(''));
}
}
module.exports= Controller;