Module: MaxmindProxyDetection

Defined in:
lib/maxmind_proxy_detection.rb

Constant Summary collapse

URL = 
'https://minfraud.maxmind.com/app/ipauth_http'

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.license_key=(value) ⇒ Object (writeonly)

Sets the attribute license_key

Parameters:

  • value —

    the value to set the attribute license_key to.



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# File 'lib/maxmind_proxy_detection.rb', line 7

def license_key=(value)
  @license_key = value
end

Class Method Details

.available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/maxmind_proxy_detection.rb', line 9

def available?
  return true  if @license_key && !@license_key.empty?
  return false
end

.score(ip) ⇒ Float?

Query Maxmind Proxy Detection service with given ip and set license_key.

Returns:

  • (Float, nil) —

    Proxy score from 0.0 to 4.0. Nil if IP is invalid.



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# File 'lib/maxmind_proxy_detection.rb', line 16

def score(ip)
  response = request(ip)

  raise 'Request to Maxmind Proxy Detection service failed' unless response.status == 200

  # Parse response
  key, value = response.body.split('=')

  # Process response
  case key
    when 'err'
      raise 'Error returned by Maxmind Proxy Detection service'
    when 'proxyScore'
      return value.to_f  if value
      return nil  # According to documentation, response does not contain value if IP is invalid
    else
      raise 'Unknown response from Maxmind Proxy Detection service'
  end
end