class Rack::Transcribr

Constants

FORMAT
VERSION

Public Class Methods

new(app, logger=nil) click to toggle source
# File lib/rack/transcribr.rb, line 14
def initialize(app, logger=nil)
  @app = app
  @logger = logger
end

Public Instance Methods

call(env) click to toggle source
# File lib/rack/transcribr.rb, line 19
def call(env)
  began_at = Time.now
  status, header, body = @app.call(env)
  header = Utils::HeaderHash.new(header)
  body = BodyProxy.new(body) { log(env, status, header, began_at) }
  [status, header, body]
end

Private Instance Methods

colorize(method, msg) click to toggle source
# File lib/rack/transcribr.rb, line 59
def colorize(method, msg)
  case method
  when "GET"
    msg.blue
  when "POST"
    msg.green
  when "PUT", "PATCH"
    msg.yellow
  when "DELETE"
    msg.red
  else
    msg
  end
end
extract_content_length(headers) click to toggle source
# File lib/rack/transcribr.rb, line 54
def extract_content_length(headers)
  value = headers["CONTENT_LENGTH"] or return '-'
  value.to_s == '0' ? '-' : value
end
log(env, status, header, began_at) click to toggle source
# File lib/rack/transcribr.rb, line 29
def log(env, status, header, began_at)
  now = Time.now
  length = extract_content_length(header)

  msg = FORMAT % [
    env['HTTP_X_FORWARDED_FOR'] || env["REMOTE_ADDR"] || "-",
    env["REMOTE_USER"] || "-",
    now.strftime("%d/%b/%Y:%H:%M:%S %z"),
    env["REQUEST_METHOD"],
    env["PATH_INFO"],
    env["QUERY_STRING"].empty? ? "" : "?"+env["QUERY_STRING"],
    env["HTTP_VERSION"],
    status.to_s[0..3],
    length,
    now - began_at ]

  logger = @logger || env["rack.errors"]

  if logger.respond_to?(:write)
    logger.write(colorize(env["REQUEST_METHOD"], msg))
  else
    logger << colorize(env["REQUEST_METHOD"], msg)
  end
end