Class: MigrationButton::Middleware

Inherits:
ActiveRecord::Migration::CheckPending
  • Object
show all
Defined in:
lib/migration_button/middleware.rb

Instance Method Summary collapse

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/migration_button/middleware.rb', line 7

def call(env)
  case env['PATH_INFO']
  when /#{MigrationButton.mount_path}/,
       %r(\A/{0,2}#{::Rails.application.config.assets.prefix})
    @app.call env
  else
    protected_app_call(env) { super }
  end
end

#migrations_status_response ⇒ Object 



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# File 'lib/migration_button/middleware.rb', line 26

def migrations_status_response
  [
    500,
    {'Content-Type' => 'text/html; charset=utf-8'},
    [render_migrations_status]
  ]
end

#protected_app_call(env) ⇒ Object 



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# File 'lib/migration_button/middleware.rb', line 17

def protected_app_call(env)
  yield.tap do
    self.class.last_request = nil
  end
rescue ActiveRecord::PendingMigrationError
  self.class.last_request = Rack::Request.new(env)
  migrations_status_response
end

#render_migrations_status ⇒ Object 



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# File 'lib/migration_button/middleware.rb', line 34

def render_migrations_status
  MigrationButton::RunnerController
    .render('index',
            assigns: {
              page: MigrationButton::RunnerController.page
            })
end