Class: Rack::MultipartRelated

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/multipart_related.rb,
lib/rack/multipart_related/version.rb

Constant Summary collapse

VERSION = 
"1.0.0"

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ MultipartRelated

Returns a new instance of MultipartRelated.



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# File 'lib/rack/multipart_related.rb', line 7

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/multipart_related.rb', line 11

def call(env)
  content_type = env['CONTENT_TYPE']

  if content_type =~ /^multipart\/related/ni

    start_part = content_type[/.* start=(?:"((?:\\.|[^\"])*)"|([^;\s]*))/ni] && ($1 || $2)
    start_part_type = content_type[/.* type=(?:"((?:\\.|[^\"])*)"|([^;\s]*))/ni] && ($1 || $2)

    if start_part_type == "application/json"

      params = env["rack.request.form_hash"]
      start_part_attribute = get_attribute(params, start_part)
      if start_part_attribute.is_a? String then
        json_data = ::JSON.parse(start_part_attribute)
      else
        json_data = ::JSON.parse(start_part_attribute[:tempfile].read)
        start_part_attribute[:tempfile].rewind
        env['START_CONTENT_TYPE'] ||= start_part_attribute[:type]
      end

      new_params = handle_atributtes_with_part_refs(json_data, params)
      env["rack.request.form_hash"] = new_params
    end
  end

  @app.call(env)
end