Module: AdsenseCrawlerForPrivate

Defined in:
lib/adsense_crawler_for_private.rb,
lib/adsense_crawler_for_private/engine.rb,
lib/adsense_crawler_for_private/version.rb,
app/helpers/adsense_crawler_for_private/application_helper.rb,
app/controllers/adsense_crawler_for_private/application_controller.rb,
app/controllers/adsense_crawler_for_private/adsense_crawler_login_controller.rb

Defined Under Namespace

Modules: ApplicationHelper Classes: AdsenseCrawlerLoginController, ApplicationController, Engine, Logger

Constant Summary collapse

VERSION = 
"1.2.1"

Class Method Summary collapse

Class Method Details



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# File 'lib/adsense_crawler_for_private.rb', line 46

def self.cookie_hash(crawler_name, crawler_password, request_or_ip)
  {:value => AdsenseCrawlerForPrivate.cookie_str(crawler_name, crawler_password, 2.days.from_now, request_or_ip),
   :expires => 2.days.from_now,
   :domain => AdsenseCrawlerForPrivate.cookie_domain}
end

.cookie_str(crawler_name, crawler_password, expire_time, request_or_ip) ⇒ Object 



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# File 'lib/adsense_crawler_for_private.rb', line 52

def self.cookie_str(crawler_name, crawler_password, expire_time, request_or_ip)
  ip_str = request_or_ip.respond_to?(:remote_ip) ? request_or_ip.remote_ip : request_or_ip.to_s

  return [crawler_name, Digest::SHA1.hexdigest(crawler_password),
          expire_time.httpdate, ip_str].to_json
end

.ip_check(request) ⇒ Object 



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# File 'lib/adsense_crawler_for_private.rb', line 59

def self.ip_check(request)
  unless AdsenseCrawlerForPrivate.ip_ranges.nil?
    ip_check = ::IPAddr.new(request.remote_ip)
    AdsenseCrawlerForPrivate.ip_ranges.each do |ip_accepted|
      return true if ip_accepted.include?(ip_check)
    end
    return false
  end
  return true
end

.logger ⇒ Object 



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# File 'lib/adsense_crawler_for_private.rb', line 70

def self.logger
  Logger
end

.login_check(cookies, request) ⇒ Object

Checks crawler cookie, returns true if logged in



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# File 'lib/adsense_crawler_for_private.rb', line 11

def self.(cookies, request)
  cookie = cookies.signed[AdsenseCrawlerForPrivate.cookie_name]

   = false

  if !cookie.blank?
    self.logger.info "login_check: cookie found #{cookie}"
    begin
      name, password, expiry_time, remote_ip = JSON.parse(cookie)
      expiry_time = Time.parse(expiry_time)

      if (name == AdsenseCrawlerForPrivate.crawler_name and
          password == Digest::SHA1.hexdigest(AdsenseCrawlerForPrivate.crawler_password) and
          expiry_time > Time.now and
          self.ip_check(request))
         = true
        self.logger.warn "login_check was ok for #{name}, org_ip #{remote_ip}, current_ip #{request.remote_ip}"
      end
    rescue JSON::ParserError => e
      self.logger.warn "login_check problem parsing cookie json: #{e.inspect}"
    ensure
      unless 
        info_str = "login_check wasn't ok, even though cookie was found."
        info_str += "warning: ip was not accepted" unless self.ip_check(request)
        
        self.logger.warn info_str

        cookies.delete(AdsenseCrawlerForPrivate.cookie_name)
      end
    end
  end
  
  return 
end