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 4

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 12

def _call(env)
  old_env = {
    'REQUEST_URI' => env['REQUEST_URI'],
    'PATH_INFO' => env['PATH_INFO']
  }

  # Don't touch anything, if uri/path is part of exclude_patterns
  if exclude_patterns_match?(env['REQUEST_URI']) or exclude_patterns_match?(env['PATH_INFO'])
    return @app.call(env)
  end

  # Downcase request_uri and/or path_info if applicable
  if env['REQUEST_URI'].present?
    env['REQUEST_URI'] = downcased_uri(env['REQUEST_URI'])
  end

  if env['PATH_INFO'].present?
    env['PATH_INFO'] = downcased_uri(env['PATH_INFO'])
  end

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

    if env["PATH_INFO"].present? and old_env["PATH_INFO"] != env["PATH_INFO"]
      return redirect_header(env["PATH_INFO"])
    end
  end

  # 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 8

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