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https://github.com/creeperyang/koa-xml-body

koa middleware to parse xml request body
https://github.com/creeperyang/koa-xml-body

encoding koa koa-xml-body koa2 middleware xml-parser

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koa middleware to parse xml request body

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# koa-xml-body

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> Parse xml request body for Koa

## Install

[![NPM](https://nodei.co/npm/koa-xml-body.png?downloads=true&downloadRank=true&stars=true)](https://nodei.co/npm/koa-xml-body/)

## Usage

```js
const koa = require('koa')
const xmlParser = require('koa-xml-body')

const app = koa()
app.use(xmlParser())

app.use(function(ctx, next) {
// the parsed body will store in this.request.body
// if nothing was parsed, body will be undefined
ctx.body = ctx.request.body
return next()
})
```

`koa-xml-body` will carefully check and set `context.request.body`, so it can **intergate** well with other body parsers such as `koa-bodyparser`:

```js
// ...
const bodyParser = require('koa-bodyparser')

// ...
app.use(xmlParser())
app.use(bodyParser())
```

**Note:**

- For `[email protected]`, use version `2.x` or `3.x`;
- For `[email protected]`, use `[email protected]`.

## Options

- **encoding**: requested encoding. Default is `utf8`. If not set, the lib will retrive it from `content-type`(such as `content-type:application/xml;charset=gb2312`).
- **limit**: limit of the body. If the body ends up being larger than this limit, a 413 error code is returned. Default is `1mb`.
- **length**: length of the body. When `content-length` is found, it will be overwritten automatically.
- **onerror**: error handler. Default is a `None`. It means it will **throws** the error. You can config it to customize the response.
- **xmlOptions**: options which will be used to parse xml. Default is `{}`. See [`xml2js Options`](https://github.com/Leonidas-from-XIV/node-xml2js#options) for details.
- **key**: A chance to redefine what the property name to use instead of the default `body (ctx.request.body)`.

```js
app.use(xmlParser({
limit: 128,
encoding: 'utf8', // lib will detect it from `content-type`
xmlOptions: {
explicitArray: false
},
key: 'xmlBody', // lib will check ctx.request.xmlBody & set parsed data to it.
onerror: (err, ctx) => {
console.error(err);
ctx.throw(err.status, err.message);
}
}))
```

## Licences

[MIT](LICENSE)

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