rewrite.js
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/**
* 路由重写
* @author: chenfeng<feng.chen@yoho.cn>
* @date: 2017/2/20
*/
'use strict';
const typeLib = require('../../config/type-lib');
const _ = require('lodash');
const resolve = (req, res, next) => {
let path = req.params[0],
params = {
channel: req.yoho.channel
};
if (!path) {
return next();
}
let conditions = path.replace('.html', '').split('-');
_.each(conditions, condition => {
if (typeLib.channels[condition]) {
params.channel = condition;
} else if (condition.indexOf('_') >= 0) {
let item = condition.split('_');
if (item.length === 2) {
params[item[0]] = item[1];
}
} else if (condition >= 0) {
params.id = _.parseInt(condition);
}
});
req.yoho.channel = params.channel;
res.locals.channel = params.channel;
res.locals.pageChannel = { [params.channel]: true };
res.locals.setChannel = true;
Object.assign(req.query, params);
next();
};
const channel = (req, res, next) => {
let channelName;
if (req.query.channel) {
if (req.query.channel >= 0) {
channelName = typeLib.channelNames[req.query.channel];
} else if (typeLib.channels[req.query.channel]) {
channelName = req.query.channel;
}
} else if (req.query.gender) {
let gender = req.query.gender;
switch (gender) {
case typeLib.gender.boys:
gender = 1;
break;
case typeLib.gender.girls:
gender = 2;
break;
case typeLib.gender.kids:
gender = 3;
break;
case typeLib.gender.lifestyle:
gender = 4;
break;
}
channelName = typeLib.channelNames[gender];
}
channelName = channelName || req.yoho.channel;
req.yoho.channel = channelName;
delete req.query.channel;
delete req.query.gender;
next();
};
module.exports = {
resolve,
channel
};