Class: Etna::ParseBody

Inherits:
Object
  • Object
show all
Defined in:
lib/etna/parse_body.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ ParseBody 



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# File 'lib/etna/parse_body.rb', line 3

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/etna/parse_body.rb', line 7

def call(env)
  params = env['rack.request.params'] || {}

  case env['CONTENT_TYPE']
  when %r{application/json}i
    body = env['rack.input'].read
    if body =~ %r/^\s*\{/
      params.update(
        JSON.parse(body)
      )
    end
  when %r{application/x-www-form-urlencoded}i
    params.update(
      Rack::Utils.parse_nested_query(
        env['rack.input'].read
      )
    )
  when %r{multipart/form-data}i
    params.update(
      Rack::Multipart.parse_multipart(env) || {}
    )
  end
  # Always parse the params that are url-encoded.
  params.update(
    Rack::Utils.parse_nested_query(
      env['QUERY_STRING'], '&'
    )
  )
  env.update(
    'rack.request.params' => params
  )
  @app.call(env)
end