co-wechat-parser

解析微信推送的XML消息，可用于koa中间件，也可以直接调用，返回Promise。English document is below.

安装

使用npm安装：

npm install --save co-wechat-parser

用法示例

作为中间件使用

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware());

直接调用

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(function() {
	parser.parse(this.req)
		.then(function(message) {
			console.log(message);
		})
		.catch(function(error) {
			console.log(error);
		});
});

API

camelcase

默认为true，将结果Object的key转为驼峰形式。可设置为false，保持微信的原始形式。

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    camelcase: false
}));

key

默认为body，将结果Object挂载到this.request.body上。可设置为其他的String，改变挂载属性。

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    key: 'wexin'
}));

// 从`this.request.wexin`读取数据

secret

默认为 undefined, secret 微信密钥, 如果设置了该值, 将使用密钥签名验证微信返回的消息. 可设置为 String.

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    secret: 'your secret from wechat'
}));

English document

An XML message parser for WeChat used in Koa. Can be middleware or promise.

Install

Install with npm

npm install --save co-wechat-parser

Example

Use as middleware

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware());

Use as promise

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(function() {
	parser.parse(this.req)
		.then(function(message) {
			console.log(message);
		})
		.catch(function(error) {
			console.log(error);
		});
});

API

camelcase

Default is true, will make the key of return object as camelcase. If set to false, the key will keep the original format.

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    camelcase: false
}));

key

Default is body, will setup the result on this.request.body. Can be set to another String.

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    key: 'wexin'
}));

// Use `this.request.wexin` to get the result.

secret

Default is undefined, secret is the merchant secret of WeChat, if set, will validate signature of payload from WeChat. Can be set as String.

var koa = require('koa');
var parser = require('co-wechat-parser');

var app = koa();
app.use(parser.middleware({
    secret: 'your secret from wechat'
}));

Published under the MIT License.