brainopia/docs.gemspec

## docs.gemspec
Gem::Specification.new do |s|
  s.name         = 'docs'
  s.version      = '0.0.1'

  s.files        = ['docs.rb']
  s.require_path = '.'

  s.add_dependency('swagger-ui_rails', ">= 2.1.0.alpha.7.1")
end

## docs.rb
module Docs
  extend self

  def call(env)
    request = ActionDispatch::Request.new env
    version = Api.const_get request.params[:version].upcase

    Rack::Response.new.tap do |response|
      if request.path.ends_with?('json')
        response.body = [ swagger_json(version) ]
      else
        json_path = request.path + '.json'
        response.body = [ swagger_page(json_path) ]
      end
    end
  end

  private

  def swagger_json(version)
    Swagger::Blocks.build_root_json([ version::Docs ]).to_json
  end

  def swagger_page(json)
    renderer.render inline: <<-ERB, locals: { json: json }
      <html>
      <head>
        <%= stylesheet_link_tag 'swagger-ui' %>
        <%= javascript_include_tag 'swagger-ui' %>
      </head>
      <body class='swagger-section'>
        <%= render 'swagger_ui/swagger_ui', discovery_url: json %>
      </body>
      </html>
    ERB
  end

  def renderer
    ActionView::Base.new ActionController::Base.view_paths
  end

  class Railtie < Rails::Railtie
    initializer 'docs.append_route' do |app|
      app.routes.append do
        get 'api/:version/docs' => Docs
      end
    end
  end
end
	Gem::Specification.new do \|s\|
	s.name = 'docs'
	s.version = '0.0.1'

	s.files = ['docs.rb']
	s.require_path = '.'

	s.add_dependency('swagger-ui_rails', ">= 2.1.0.alpha.7.1")
	end
	module Docs
	extend self

	def call(env)
	request = ActionDispatch::Request.new env
	version = Api.const_get request.params[:version].upcase

	Rack::Response.new.tap do \|response\|
	if request.path.ends_with?('json')
	response.body = [ swagger_json(version) ]
	else
	json_path = request.path + '.json'
	response.body = [ swagger_page(json_path) ]
	end
	end
	end

	private

	def swagger_json(version)
	Swagger::Blocks.build_root_json([ version::Docs ]).to_json
	end

	def swagger_page(json)
	renderer.render inline: <<-ERB, locals: { json: json }
	<html>
	<head>
	<%= stylesheet_link_tag 'swagger-ui' %>
	<%= javascript_include_tag 'swagger-ui' %>
	</head>
	<body class='swagger-section'>
	<%= render 'swagger_ui/swagger_ui', discovery_url: json %>
	</body>
	</html>
	ERB
	end

	def renderer
	ActionView::Base.new ActionController::Base.view_paths
	end

	class Railtie < Rails::Railtie
	initializer 'docs.append_route' do \|app\|
	app.routes.append do
	get 'api/:version/docs' => Docs
	end
	end
	end
	end