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| /**
* Controller 基类
* @return {[type]} [description]
*/
var fs = require('fs');
var path = require('path');
var url = require('url');
module.exports = Class(function() {
'use strict';
return {
/**
* 初始化执行方法
* @param {[type]} http [description]
* @return {[type]} [description]
*/
init: function(http) {
this.http = http;
this.view = null;
//将http数据打到模版里
this.assign('http', this.http);
//将配置信息打到模版里
this.assign('config', C());
//设置变量别名
this.set = this.assign;
//success别名
this.ok = this.success;
//error别名
this.fail = this.error;
},
/**
* 获取客户端的ip
* @return {[type]} [description]
*/
ip: function() {
return this.http.ip();
},
/**
* 实例化View类
* @return {[type]} [description]
*/
initView: function() {
if (!this.view) {
this.view = thinkRequire('View')(this.http);
}
return this.view;
},
/**
* 是否是GET请求
* @return {Boolean} [description]
*/
isGet: function() {
return this.http.method === 'GET';
},
/**
* 是否是POST请求
* @return {Boolean} [description]
*/
isPost: function() {
return this.http.method === 'POST';
},
/**
* 是否是特定METHOD请求
* @param {[type]} method [description]
* @return {Boolean} [description]
*/
isMethod: function(method) {
return this.http.method === method.toUpperCase();
},
/**
* 是否是AJAX请求
* @return {Boolean} [description]
*/
isAjax: function(method) {
//请求类型判断
if (method && this.http.method !== method.toUpperCase()) {
return false;
}
return this.header('x-requested-with') === 'XMLHttpRequest';
},
/**
* 是否是websocket请求
* @return {Boolean} [description]
*/
isWebSocket: function(){
return !!this.http.websocket;
},
/**
* 是否是命令行模式
* @return {Boolean} [description]
*/
isCli: function(){
return APP_MODE === 'cli';
},
/**
* 是否是jsonp接口
* @return {Boolean} [description]
*/
isJsonp: function(name){
name = name || C('url_callback_name');
return !!this.get(name);
},
/**
* token功能
* @return {[type]} [description]
*/
token: function(token){
var tokenName = C('token_name');
var self = this;
if (token) {
return this.session(tokenName).then(function(value){
return value === token;
})
}else{
return this.session(tokenName).then(function(token){
if (token) {
return token;
}
token = thinkRequire('Session').uid(32);
return self.session(tokenName, token).then(function(){
return token;
})
})
}
},
/**
* 获取QUERY参数
* @param {[type]} name [description]
* @return {[type]} [description]
*/
get: function(name) {
if (name === undefined) {
return this.http.get;
}
return this.http.get[name] || '';
},
/**
* 获取POST参数
* @param {[type]} name [description]
* @return {[type]} [description]
*/
post: function(name) {
var http = this.http;
return name ? (http.post[name] || '') : http.post;
},
/**
* 获取参数
* @param {[type]} name [description]
* @return {[type]} [description]
*/
param: function(name) {
if (name === undefined) {
var post = this.post();
return !isEmpty(post) ? post : this.get();
}
return this.post(name) || this.get(name);
},
/**
* 获取上传的文件
* @param {[type]} name [description]
* @return {[type]} [description]
*/
file: function(name) {
var http = this.http;
return name ? (http.file[name] || {}) : http.file;
},
/**
* header操作
* @param {[type]} name [description]
* @param {[type]} value [description]
* @return {[type]} [description]
*/
header: function(name, value) {
if (name === undefined) {
return this.http.headers;
}else if (isObject(name)) {
for (var key in name) {
this.header(key, name[key]);
}
return this;
}else if (value !== undefined) {
if (name === 'Content-Type') {
return this.type(value);
}
this.http.setHeader(name, value);
return this;
}else{
return this.http.getHeader(name);
}
},
/**
* 获取userAgent
* @return {[type]} [description]
*/
userAgent: function(){
return this.http.headers['user-agent'] || '';
},
/**
* 获取referrer
* @return {[type]} [description]
*/
referer: function(host){
var referer = this.http.headers.referer || this.http.headers.referrer || '';
if (!referer || !host) {
return referer;
}
var info = url.parse(referer);
return info.hostname;
},
/**
* cookie操作
* @param {[type]} name [description]
* @param {[type]} value [description]
* @param {[type]} options [description]
* @return {[type]} [description]
*/
cookie: function(name, value, options) {
if (value !== undefined) {
this.http.setCookie(name, value, options);
return this;
}
return name === undefined ? this.http.cookie : (this.http.cookie[name] || '');
},
/**
* session
* 如果是get操作，则返回一个promise
* @param {[type]} name [description]
* @param {[type]} value [description]
* @return {[type]} [description]
*/
session: function(name, value) {
thinkRequire('Session').start(this.http);
var instance = this.http.session;
if (name === undefined) {
return instance.rm();
}
if (value !== undefined) {
return instance.set(name, value);
}
return instance.get(name);
},
/**
* 跳转，返回一个pendding promise阻止后面继续执行
* @param {[type]} url [description]
* @param {[type]} code [description]
* @return {[type]} [description]
*/
redirect: function(url, code) {
this.http.redirect(url, code);
return getDefer().promise;
},
/**
* 赋值变量到模版
* @param {[type]} name [description]
* @param {[type]} value [description]
* @return {[type]} [description]
*/
assign: function(name, value) {
if (arguments.length <= 1) {
return this.initView().assign(name);
}
return this.initView().assign(name, value);
},
/**
* 获取解析后的模版内容
* @param {[type]} templateFile [description]
* @param {[type]} content [description]
* @return {[type]} [description]
*/
fetch: function(templateFile) {
return this.initView().fetch(templateFile);
},
/**
* 输出模版内容
* @param {[type]} templateFile [description]
* @param {[type]} charset [description]
* @param {[type]} contentType [description]
* @param {[type]} content [description]
* @return {[type]} [description]
*/
display: function(templateFile, charset, contentType) {
return this.initView().display(templateFile, charset, contentType);
},
/**
* 调用另一个controll里的aciton
* 可以跨分组
* A('Admin/Test/index')
* @param {[type]} action [description]
* @return {[type]} [description]
*/
action: function(action, data) {
//自动补group
action = action.replace(/\//g, ':');
if (action.split(':').length === 2) {
action = this.http.group + ':' + action;
}
return A(action, this.http, data);
},
/**
* jsonp格式输出
* @param {[type]} data [description]
* @param {[type]} jsonp [description]
* @return {[type]} [description]
*/
jsonp: function(data) {
this.type(C('json_content_type'));
var callback = this.get(C('url_callback_name'));
//过滤callback值里的非法字符
callback = callback.replace(/[^\w\.]/g, '');
if (callback) {
data = callback + '(' + (data !== undefined ? JSON.stringify(data) : '') + ')';
this.end(data);
} else {
this.end(data);
}
},
/**
* json格式输出
* @param {[type]} data [description]
* @return {[type]} [description]
*/
json: function(data){
this.type(C('json_content_type'));
return this.end(data);
},
/**
* 设置http响应状态码
* @param {[type]} status [description]
* @return {[type]} [description]
*/
status: function(status) {
var res = this.http.res;
if (!res.headersSent) {
res.statusCode = status || 404;
}
return this;
},
/**
* 阻止访问
* @param {[type]} status [description]
* @return {[type]} [description]
*/
deny: function(status){
var res = this.http.res;
if (!res.headersSent) {
res.statusCode = status || 403;
this.http.end();
}
return getDefer().promise;
},
/**
* 输出内容
* 自动JSON.stringify
* 自定将数字等转化为字符串
* @param {[type]} obj [description]
* @return {[type]} [description]
*/
echo: function(obj, encoding) {
//自动发送Content-Type的header
if (C('auto_send_content_type')) {
this.type(C('tpl_content_type'));
}
return this.http.echo(obj, encoding);
},
/**
* 结束输出，输出完成时一定要调用这个方法
* @param {[type]} obj [description]
* @return {[type]} [description]
*/
end: function(obj, encoding) {
if (obj !== undefined) {
var self = this;
return this.echo(obj, encoding).then(function(){
self.http.end();
});
}
this.http.end();
},
/**
* 发送Content-Type
* @param {[type]} type [description]
* @return {[type]} [description]
*/
type: function(ext){
if (this.http.cthIsSend || !ext) {
return;
}
if (ext.indexOf('/') === -1) {
ext = require('mime').lookup(ext);
}
if (ext.toLowerCase().indexOf('charset=') === -1) {
ext += '; charset=' + C('encoding');
}
//Content-Type Header has been Send
this.http.cthIsSend = true;
this.http.setHeader('Content-Type', ext);
return this;
},
/**
* 下载文件
* @return Promise [description]
*/
download: function(file, contentType, filename) {
if (isString(contentType) && contentType.indexOf('.') > -1) {
filename = contentType;
contentType = '';
}
if (!contentType || contentType.indexOf('/') === -1) {
contentType = require('mime').lookup(contentType || file);
}
var http = this.http;
var fileStream = fs.createReadStream(file);
var deferred = getDefer();
this.type(contentType);
http.setHeader('Content-Disposition', 'attachment; filename="' + (filename || path.basename(file)) + '"');
fileStream.pipe(http.res);
fileStream.on('end', function() {
http.end();
deferred.resolve();
});
return deferred.promise;
},
/**
* 正常json数据输出
* @param {[type]} data [description]
* @return {[type]} [description]
*/
success: function(data){
var obj = getObject([C('error_no_key'), C('error_msg_key')], [0, '']);
if (data !== undefined) {
obj.data = data;
}
this.type(C('json_content_type'));
this.end(obj);
return getDefer().promise;
},
/**
* 异常json数据数据
* @param {[type]} errno [description]
* @param {[type]} errmsg [description]
* @param {[type]} extra [description]
* @return {[type]} [description]
*/
error: function(errno, errmsg, data){
var obj;
if (isObject(errno)) {
data = errmsg;
obj = extend({}, errno);
}else{
if (!isNumber(errno)) {
data = errmsg;
errmsg = errno;
errno = C('error_no_default_value');
}
obj = getObject([C('error_no_key'), C('error_msg_key')], [errno, errmsg || 'error']);
}
if (data !== undefined) {
obj.data = data;
}
this.type(C('json_content_type'));
this.end(obj);
return getDefer().promise;
},
/**
* 关闭数据库连接
* @return {[type]} [description]
*/
closeDb: function(){
thinkRequire('Model').close();
},
/**
* 发送执行时间
* @param {[type]} name [description]
* @return {[type]} [description]
*/
sendTime: function(name){
return this.http.sendTime(name);
},
/**
* 对数据进行过滤
* @param {[type]} data [description]
* @param {[type]} type [description]
* @return {[type]} [description]
*/
filter: function() {
var filter = thinkRequire('Filter').filter;
return filter.apply(null, arguments);
},
/**
* 校验一个值是否合法
* @param {[type]} data [description]
* @param {[type]} validType [description]
* @return {[type]} [description]
*/
valid: function(data, validType) {
//单个值检测，只返回是否正常
if (validType !== undefined) {
data = [{
value: data,
valid: validType
}];
var result = thinkRequire('Valid')(data);
return isEmpty(result);
}
return thinkRequire('Valid')(data);
}
};
}); |