Class: RouteDowncaser::DowncaseRouteMiddleware

Inherits:
Object
  • Object
show all
Defined in:
lib/route_downcaser/downcase_route_middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ DowncaseRouteMiddleware

Returns a new instance of DowncaseRouteMiddleware.


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# File 'lib/route_downcaser/downcase_route_middleware.rb', line 6

def initialize(app)
  @app = app
end

Instance Method Details

#_call(env) ⇒ Object


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# File 'lib/route_downcaser/downcase_route_middleware.rb', line 14

def _call(env)
  request_uri = env['REQUEST_URI']
  path_info = env['PATH_INFO']

  # Don't touch anything, if uri/path is part of exclude_patterns
  return @app.call(env) if excluded?([request_uri, path_info])

  # Downcase request_uri and/or path_info if applicable
  request_uri = downcased_uri(request_uri)
  path_info = downcased_uri(path_info)

  # If redirect configured, then return redirect request,
  # if either request_uri or path_info has changed
  if RouteDowncaser.redirect && env['REQUEST_METHOD'] == 'GET'
    if request_uri.present? && request_uri != env['REQUEST_URI']
      return redirect_header(request_uri)
    end

    if path_info.present? && path_info != env['PATH_INFO']
      return redirect_header(path_info)
    end
  end

  env['PATH_INFO'] = path_info.to_s if path_info
  env['REQUEST_URI'] = request_uri.to_s if request_uri

  # Default just move to next chain in Rack callstack
  # calling with downcased uri if needed
  @app.call(env)
end

#call(env) ⇒ Object


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# File 'lib/route_downcaser/downcase_route_middleware.rb', line 10

def call(env)
  dup._call(env)
end