ApiController.js
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/**
* 微信接入控制器，和微信对接API 使用
*/
if (!sails.config.custom) {
throw new Error('token not config');
}
var https = require('https');
var url = require('url');
var custom = sails.config.custom;
// 跳转map
var btnMaps = {
"btn_my_purchase":"http://m.nong12.com/user/my_purchase.do",
"btn_my_sale":"http://m.nong12.com/user/my_sale.do"
};
module.exports = {
/**
* 微信通知入口方法
* @param {[type]} req [description]
*/
index: function(req, res, next) {
// 认证检查
if (req.method !== "POST") {
if (!WechatUtils.checkSignature(req.query, custom.token)) {
console.log(req.query);
res.send("Bad Token!");
} else {
res.send(req.query.echostr);
}
}
if (req.method == "POST") {
WechatDispatch.postMsg(custom, req, function(err, data) {
if (err) {
return next(err);
}
if (typeof data === "object") {
// 渲染输出
res.set('Content-Type', 'text/xml; charset=utf-8');
var view = "api/" + data.MsgType + ".ejs";
return res.view(view, data);
} else {
return res.end(data);
}
});
}
},
/**
* 发起菜单更新
* 使用第三方模块
*/
updateMenu: function(req, res, next) {
var menu = Menu.data;
sails.wechat_api.createMenu(menu, function(err, result) {
if (err) {
return next(err);
}
return res.json(result);
});
},
/**
* 发起授权请求,匿名认证code,获取openid
*/
auth: function(req, res, next) {
var code = req.query.code;
var EventKey = req.query.event_key;
var OpenID = "";
if (!code) {
return res.end("访问非法,请在微信中访问");
}
var p_getopenid = new Promise(function(resolve, reject) {
var request_url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=" + custom.appid + "&secret=" + custom.appsecret + "&code=" + code + "&grant_type=authorization_code"
var opt = {
method: "GET",
host: url.parse(request_url).host,
port: 443,
path: url.parse(request_url).path,
};
var body = '';
var req = https.request(opt, function(http_res) {
http_res.on('data', function(d) {
body += d;
}).on('end', function() {
body = JSON.parse(body);
return resolve(body);
});
}).on('error', function(e) {
return reject(e);
})
req.end();
});
Promise.resolve(p_getopenid).then(function(auth_res) {
OpenID = auth_res.openid;
if (!OpenID) {
return res.end("参数错误");
}
return User.findOne({
open_id: OpenID,
active: 0
});
})
.then(function(user_record) {
if (!user_record) {
return Promise.reject({
name: 'no_bind',
"msg": ""
});
}
return user_record;
})
.then(function(user_record) {
return HttpClient.login(user_record);
})
.then(function resolve(login_res) {
// TODO 需要重构，建立btn 和 url的映射
var target_url = "http://m.nong12.com/user/user_home.do?open_id=" + OpenID;
if (EventKey == "btn_ordersearch") {
target_url = 'http://m.nong12.com/order/shopped_list.do?orderState=-1&user_id=' + login_res.accountId + '&open_id=' + OpenID;
}
if (EventKey == "btn_usercenter") {
target_url = 'http://m.nong12.com/user/user_home.do?user_id=' + login_res.accountId + '&open_id=' + OpenID;
}
if (EventKey == "supply_list") {
target_url = 'http://m.nong12.com/supply/supply_list.do?user_id=' + login_res.accountId + '&open_id=' + OpenID;
}
if (EventKey == "release_supply") {
target_url = 'http://m.nong12.com/supply/release_supply.do?user_id=' + login_res.accountId + '&open_id=' + OpenID;
}
if (EventKey == "btn_category") {
target_url = "http://m.nong12.com/features/category.do?id=0&open_id=" + OpenID + "&user_id=" + login_res.accountId;
}
if(btnMaps[EventKey]){
target_url = btnMaps[EventKey]+'?user_id=' + login_res.accountId + '&open_id=' + OpenID;
}
res.redirect(target_url);
}, function reject(err) {
var target_url = "http://m.nong12.com/user/user_home.do" + '?open_id=' + OpenID;
if (EventKey == "btn_usercenter") {
target_url = encodeURIComponent("http://m.nong12.com/user/user_home.do" + '?open_id=' + OpenID);
}
if (EventKey == "btn_ordersearch") {
target_url = encodeURIComponent("http://m.nong12.com/order/shopped_list.do?orderState=-1" + '&open_id=' + OpenID);
}
if (EventKey == "supply_list") {
target_url = 'http://m.nong12.com/supply/supply_list.do?open_id=' + OpenID;
}
if (EventKey == "release_supply") {
target_url = encodeURIComponent('http://m.nong12.com/supply/release_supply.do?open_id=' + OpenID);
}
if(btnMaps[EventKey]){
target_url = encodeURIComponent(btnMaps[EventKey] + '?open_id=' + OpenID);
}
console.log(err,EventKey,target_url);
// 跳转绑定
if (err.name == "no_bind") {
// 部分链接允许先不跳转
if (['btn_category','supply_list'].indexOf(EventKey) !== -1) {
if(EventKey == "btn_category"){
target_url = "http://m.nong12.com/features/category.do?id=0&open_id=" + OpenID;
}
if(EventKey == "supply_list"){
target_url = "http://m.nong12.com/supply/supply_list.do?open_id=" + OpenID;
}
return res.redirect(target_url);
} else {
return res.redirect('http://wx.nong12.com/UserRelevance/index?target_url=' + target_url + '&open_id=' + OpenID);
}
} else {
console.log(err);
// 先解除关联
User.destroy({
open_id: OpenID
}).exec(function(destroy_err, records) {
if (destroy_err) {
err = destroy_err;
}
res.locals.err = err;
res.locals.open_id = OpenID;
return res.view();
});
}
});
}
};