Class: BotAway::ParamParser

Inherits:
Object
  • Object
show all
Defined in:
lib/bot-away/param_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ip, params, authenticity_token = params[:authenticity_token]) ⇒ ParamParser

Returns a new instance of ParamParser.



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# File 'lib/bot-away/param_parser.rb', line 5

def initialize(ip, params, authenticity_token = params[:authenticity_token])
  @ip, @params, @authenticity_token = ip, params, authenticity_token
  if authenticity_token
    if catch(:bastard) { deobfuscate! } == :took_the_bait
      params.clear
      params[:suspected_bot] = true
    end
  end
end

Instance Attribute Details

#authenticity_token ⇒ Object (readonly)

Returns the value of attribute authenticity_token.



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# File 'lib/bot-away/param_parser.rb', line 3

def authenticity_token
  @authenticity_token
end

#ip ⇒ Object (readonly)

Returns the value of attribute ip.



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# File 'lib/bot-away/param_parser.rb', line 3

def ip
  @ip
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/bot-away/param_parser.rb', line 3

def params
  @params
end

Instance Method Details

#deobfuscate!(current = params, object_name = nil) ⇒ Object 



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# File 'lib/bot-away/param_parser.rb', line 15

def deobfuscate!(current = params, object_name = nil)
  if object_name
     = BotAway::Spinner.new(ip, object_name, authenticity_token)
  end
  
  current.each do |key, value|
    if object_name && !value.kind_of?(Hash) && !ActionController::Request.unfiltered_params.include?(key)
      if value.blank? && params.keys.include?(spun_key = .encode("#{object_name}[#{key}]"))
        current[key] = params.delete(spun_key)
      else
        #puts "throwing on #{object_name}[#{key}] because its not blank" if !value.blank?
        #puts "throwing on #{object_name}[#{key}] because its not found" if defined?(spun_key) && !spun_key.nil?
        throw :bastard, :took_the_bait
      end
    end
    if value.kind_of?(Hash)
      deobfuscate!(value, object_name ? "#{object_name}[#{key}]" : key)
    end
  end
end