koa-short-body

More short API for koa-better-body.

A koa body parser middleware with support for multipart, json, csp-report and urlencoded request bodies. Via formidable and co-better-body. It's fork of koa-better-body

Install

npm i --save koa-short-body
npm test

Usage

For more use-cases see the tests or examples folder.

• examples/multer - usage like Express's bodyParser - multer npm run examples-multer
• examples/koa-router - usage with Alex's koa-router npm run examples-koa-router

Extending default types

Every new defined type, will be appended to defaults, see defaults

app.use(koaBody({
  extendTypes: {
    // will parse application/x-javascript type body as a JSON string
    json: ['application/x-javascript'],
    multipart: ['multipart/mixed']
  }
}));

will expects request bodies

application/json
application/json-patch+json
application/vnd.api+json
application/csp-report
application/x-javascript

application/x-www-form-urlencoded

multipart/form-data
multipart/mixed

get field or file via this

app.use(function * (next) {
    // Get specify fields
    console.log(this.field("field_name"));

    // Get received all fields.
    console.log(this.field());

    // Get specify fields file (it's must be returns Array<File>)
    console.log(this.file("file"));

    // Get all received files
    console.log(this.file());
})

.koaBetterBody

However, koa-short-body have few custom options, see also co-better-body, raw-body and formidable

• [options] {Object}
  • jsonLimit {String|Number} The byte limit of the JSON body, default 1mb
  • formLimit {String|Number} The byte limit of the form body, default 56kb
  • encoding {String} Sets encoding for incoming form fields, default utf-8
  • encode {String} alias of opts.encoding
  • multipart {Boolean} Support multipart/form-data request bodies, default false
  • extendTypes {Object} extending request types, see defaults
    • multipart {Array} array with multipart types, default ['multipart/form-data']
    • json {Array} array with json types, default ['application/x-www-form-urlencoded']
    • form {Array} array with form types
  • qs {Object} Options that are passing to qs
  • formidable {Object} Options that are passing to formidable
    • formidable.maxFields {Number} See formidable-options. our default 10
    • formidable.multiples {Boolean} See formidable-options, our default true
    • formidable.keepExtensions {Boolean} See formidable-options, our default true
• return {GeneratorFunction} That you can use with koa or co

formidable options

See node-formidable for a full list of options

• bytesExpected {Integer} The expected number of bytes in this form, default null
• maxFields {Integer} Limits the number of fields that the querystring parser will decode, default 1000
• maxFieldsSize {Integer} Limits the amount of memory a field can allocate in bytes, default 2mb
• uploadDir {String} Sets the directory for placing file uploads in, default os.tmpDir()
• hash {String} If you want checksums calculated for incoming files - 'sha1' or 'md5', default false
• multiples {Boolean} Multiple file uploads or no, default false

qs options

See qs for a full list of options

• depth {Integer} The parsed object maximum hierarchy depth, default 5
• delimiter {String|Regex} The query string delimeter, default &
• arrayLimit {Integer} Maximum array size or -1 to disable arrays, default 20

Author

Charlike Mike Reagent

• gratipay/tunnckoCore

• twitter/tunnckoCore

• github/tunnckoCore

• npmjs/tunnckoCore

• more ...

• koa-short-body maked by twitter/_ragg_

License

Copyright (c) 2014-2015 Charlike Mike Reagent, contributors.
Released under the MIT license.

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