Class: Rack::Escapee

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/escapee.rb

Constant Summary collapse

ESCAPED_TAG = 
/(<\w+>)/
ESCAPED_ENTITY = 
/(&\w+;)/

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Escapee

Returns a new instance of Escapee.



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# File 'lib/rack/escapee.rb', line 9

def initialize(app, options = {})
  @app = app
  @options = {
    :logfile => false,
    :entities => false
  }.merge(options)

  if @options[:logfile]
    @logger = ::Logger.new(@options[:logfile])
  else
    @logger = ::Logger.new(STDOUT)
  end
  @logger.datetime_format = "%Y-%m-%d %H:%M:%S"
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/escapee.rb', line 24

def call(env)
  req = Request.new(env)
  path = req.path_info
  status, headers, response = @app.call(env)
  response_body = []
  response.each do |part|
    if part =~ ESCAPED_TAG
      @logger.warn("rendering escaped tag: #{$1}")
    elsif part =~ ESCAPED_ENTITY && @options[:entities]
      @logger.warn("rendering escaped entity: #{$1}")
    end
    response_body << part
  end

  [status, headers, response_body]
end