Fix: support for GrapeSwaggerRails.options.headers.

Author: dblock

app/views/grape_swagger_rails/application/index.html.erb

@@ -13,7 +13,6 @@
  url: options.app_url + options.url,
  dom_id:"swagger-ui-container",
  supportHeaderParams: true,
- headers: options.headers,
  supportedSubmitMethods: ['get', 'post', 'put', 'delete'],
  onComplete: function(swaggerApi, swaggerUi){
  if('console' in window) {
@@ -46,6 +45,11 @@
  window.authorizations.add("key", null);
  }
  })
+
+ <% GrapeSwaggerRails.options.headers.each_pair do |key, value| %>
+ <%=raw "window.authorizations.add('key', new ApiKeyAuthorization('#{CGI.escapeHTML(key)}', '#{CGI.escapeHTML(value)}', 'header'));" %>
+ <% end %>
+
  window.swaggerUi.load();
  });
  </script>

grape-swagger-rails.gemspec

@@ -32,4 +32,5 @@ Gem::Specification.new do |spec|
  spec.add_development_dependency 'jquery-rails'
  spec.add_development_dependency 'grape-swagger-ui'
  spec.add_development_dependency 'sprockets'
+ spec.add_development_dependency 'rack-cors'
 end

spec/dummy/app/api/api.rb

@@ -17,5 +17,10 @@ class API < Grape::API
  end
  end
 
+ desc 'Get headers.'
+ get '/headers' do
+ request.headers.as_json
+ end
+
  add_swagger_documentation
 end

spec/dummy/config/application.rb

@@ -4,6 +4,7 @@
 require 'action_view/railtie'
 require 'sprockets/railtie'
 require 'jquery-rails'
+require 'rack/cors'
 
 Bundler.require(*Rails.groups)
 require 'grape-swagger-rails'
@@ -12,5 +13,11 @@ module Dummy
  class Application < Rails::Application
  config.paths.add File.join('app', 'api'), glob: File.join('**', '*.rb')
  config.autoload_paths += Dir[Rails.root.join('app', 'api', '*')]
+ config.middleware.use Rack::Cors do
+ allow do
+ origins '*'
+ resource '*', :headers => :any, :methods => [:get, :post, :options]
+ end
+ end
  end
 end

spec/features/swagger_spec.rb

@@ -1,13 +1,31 @@
 require 'spec_helper'
 
 describe 'Swagger' do
- before do
- visit '/swagger'
+ context 'swaggerUi' do
+ before do
+ visit '/swagger'
+ end
+ it 'loads foos resource' do
+ expect(page).to have_css "li#resource_foos"
+ end
+ it 'loads Swagger UI' do
+ expect(page.evaluate_script('window.swaggerUi != null')).to be true
+ end
  end
- it 'loads foos resource' do
- expect(page).to have_css "li#resource_foos"
- end
- it 'loads Swagger UI' do
- expect(page.evaluate_script('window.swaggerUi != null')).to be true
+ context "#options.headers" do
+ before do
+ GrapeSwaggerRails.options.headers['X-Test-Header'] = 'Test Value'
+ visit '/swagger'
+ end
+ after do
+ GrapeSwaggerRails.options.headers = {}
+ end
+ it 'adds headers' do
+ find('#endpointListTogger_headers', visible: true).click
+ find('a[href="#!/headers/GET_api_headers_format"]', visible: true).click
+ find('.sandbox_header input[name="commit"]', visible: true).click
+ expect(page).to have_css "span.attribute", text: 'X-Test-Header'
+ expect(page).to have_css "span.string", text: 'Test Value'
+ end
  end
 end