Module: Checkr

Defined in:
lib/checkr.rb,
lib/checkr/geo.rb,
lib/checkr/util.rb,
lib/checkr/report.rb,
lib/checkr/package.rb,
lib/checkr/program.rb,
lib/checkr/version.rb,
lib/checkr/api_list.rb,
lib/checkr/document.rb,
lib/checkr/api_class.rb,
lib/checkr/candidate.rb,
lib/checkr/screening.rb,
lib/checkr/ssn_trace.rb,
lib/checkr/invitation.rb,
lib/checkr/report_list.rb,
lib/checkr/api_resource.rb,
lib/checkr/subscription.rb,
lib/checkr/api_singleton.rb,
lib/checkr/document_list.rb,
lib/checkr/eviction_search.rb,
lib/checkr/errors/api_error.rb,
lib/checkr/errors/checkr_error.rb,
lib/checkr/sex_offender_search.rb,
lib/checkr/motor_vehicle_report.rb,
lib/checkr/county_criminal_search.rb,
lib/checkr/global_watchlist_search.rb,
lib/checkr/national_criminal_search.rb,
lib/checkr/errors/api_connection_error.rb,
lib/checkr/errors/authentication_error.rb,
lib/checkr/errors/invalid_request_error.rb

Defined Under Namespace

Modules: Util Classes: APIClass, APIConnectionError, APIError, APIList, APIResource, APISingleton, AuthenticationError, Candidate, CheckrError, CountyCriminalSearch, Document, DocumentList, EvictionSearch, Geo, GlobalWatchlistSearch, InvalidRequestError, Invitation, MotorVehicleReport, NationalCriminalSearch, Package, Program, Report, ReportList, SSNTrace, Screening, SexOffenderSearch, Subscription

Constant Summary collapse

VERSION = 
'1.3.1'.freeze

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.api_base ⇒ Object

Returns the value of attribute api_base.



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# File 'lib/checkr.rb', line 51

def api_base
  @api_base
end

.api_key ⇒ Object

Returns the value of attribute api_key.



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# File 'lib/checkr.rb', line 51

def api_key
  @api_key
end

.api_test ⇒ Object

Returns the value of attribute api_test.



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# File 'lib/checkr.rb', line 51

def api_test
  @api_test
end

Class Method Details

.api_url(path = '') ⇒ Object 



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# File 'lib/checkr.rb', line 54

def self.api_url(path='')
  "#{@api_base}#{path}"
end

.basic_auth_headers(api_key = @api_key) ⇒ Object 



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# File 'lib/checkr.rb', line 120

def self.basic_auth_headers(api_key=@api_key)
  api_key ||= @api_key
  unless api_key
    raise ArgumentError.new('No API key provided. Set your API key using "Checkr.api_key = <API-KEY>".')
  end

  base_64_key = Base64.encode64("#{api_key}:")
  {
    "Authorization" => "Basic #{base_64_key}",
  }
end

.connection_message ⇒ Object 



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# File 'lib/checkr.rb', line 215

def self.connection_message
  "Please check your internet connection and try again. " \
  "If this problem persists, you should check Checkr's service status at " \
  "https://twitter.com/checkrstatus, or let us know at [email protected]."
end

.default_headers ⇒ Object 



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# File 'lib/checkr.rb', line 105

def self.default_headers
  headers = {
    :user_agent => "Checkr/::API_VERSION:: RubyBindings/#{Checkr::VERSION}",
    :content_type => 'application/x-www-form-urlencoded'
  }

  begin
    headers.update(:x_checkr_client_user_agent => JSON.generate(user_agent))
  rescue => e
    headers.update(:x_checkr_client_raw_user_agent => user_agent.inspect,
                   :error => "#{e} (#{e.class})")
  end
  headers
end

.execute_request(opts) ⇒ Object

Mostly here for stubbing out during tests.



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# File 'lib/checkr.rb', line 90

def self.execute_request(opts)
  RestClient::Request.execute(opts)
end

.get_uname ⇒ Object 



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# File 'lib/checkr.rb', line 146

def self.get_uname
  `uname -a 2>/dev/null`.strip if RUBY_PLATFORM =~ /linux|darwin/i
rescue Errno::ENOMEM => ex # couldn't create subprocess
  "uname lookup failed"
end

.handle_api_error(rcode, rbody) ⇒ Object 



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# File 'lib/checkr.rb', line 221

def self.handle_api_error(rcode, rbody)
  begin
    error_obj = JSON.parse(rbody)
  rescue JSON::ParserError
    raise APIError.generic(rcode, rbody)
  end
  error_obj = Util.symbolize_keys(error_obj)
  raise APIError.generic(rcode, rbody) unless error = error_obj[:error]

  case rcode
  when 400, 404
    raise InvalidRequestError.new(error, "", rcode, rbody, error_obj)
  when 401
    raise AuthenticationError.new(error, rcode, rbody, error_obj)
  else
    raise APIError.new(error, rcode, rbody, error_obj)
  end
end

.handle_connection_error(error, url) ⇒ Object

Raises:



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# File 'lib/checkr.rb', line 186

def self.handle_connection_error(error, url)
  message = "An error occurred while connecting to Checkr at #{url}."

  case error
  when RestClient::RequestTimeout
    message +=  connection_message

  when RestClient::ServerBrokeConnection
    message = "The connection to the server at (#{url}) broke before the " \
      "request completed. #{connection_message}"

  when RestClient::SSLCertificateNotVerified
    message = "Could not verify Checkr's SSL certificate. " \
      "Please make sure that your network is not intercepting certificates. " \
      "If this problem persists, let us know at [email protected]."

  when SocketError
    message = "Unexpected error when trying to connect to Checkr. " \
      "You may be seeing this message because your DNS is not working. " \
      "To check, try running 'host api.checkr.com' from the command line."

  else
    message = "Unexpected error communicating with Checkr. " \
      "If this problem persists, let us know at [email protected]. #{connection_message}"
  end

  raise APIConnectionError.new(message + "\n\n(Network error: #{error.message}")
end

.handle_request_error(error, url) ⇒ Object 



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# File 'lib/checkr.rb', line 169

def self.handle_request_error(error, url)
  # First we see if this is an error with a response, and if it is
  # we check to see if there is an http code and body to work with.
  if error.is_a?(RestClient::ExceptionWithResponse)
    if error.http_code && error.http_body
      handle_api_error(error.http_code, error.http_body)
    end
  end

  # If we got here then the error hasn't been handled yet.
  # Handle it as a connection error.
  handle_connection_error(error, url)

  # Finally if we get here we don't know what type of error it is, so just raise it.
  raise error
end

.parse(response) ⇒ Object 



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# File 'lib/checkr.rb', line 94

def self.parse(response)
  begin
    json = JSON.parse(response.body)
  rescue JSON::ParserError
    raise APIError.generic(response.code, response.body)
  end

  json = Util.symbolize_keys(json)
  json
end

.request(method, path, params = {}, headers = {}) ⇒ Object 



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# File 'lib/checkr.rb', line 58

def self.request(method, path, params={}, headers={})
  verify_api_key(api_key)

  url = api_url(path)

  request_opts = { :verify_ssl => false }

  if [:get, :head, :delete].include?(method.to_s.downcase.to_sym)
    unless params.empty?
      url += URI.parse(url).query ? '&' : '?' + Util.query_string(params)
    end
    params = nil
  end

  headers = default_headers.update(basic_auth_headers(api_key)).update(headers)
  request_opts.update(:headers => headers,
                      :method => method,
                      :open_timeout => 30,
                      :payload => params,
                      :url => url,
                      :timeout => 60)

  begin
    response = execute_request(request_opts)
  rescue Exception => e
    handle_request_error(e, url)
  end

  parse(response)
end

.user_agent ⇒ Object 



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# File 'lib/checkr.rb', line 132

def self.user_agent
  @uname ||= get_uname
  lang_version = "#{RUBY_VERSION} p#{RUBY_PATCHLEVEL} (#{RUBY_RELEASE_DATE})"

  {
    :bindings_version => Checkr::VERSION,
    :lang => 'ruby',
    :lang_version => lang_version,
    :platform => RUBY_PLATFORM,
    :publisher => 'checkr',
    :uname => @uname
  }
end

.verify_api_key(api_key) ⇒ Object 



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# File 'lib/checkr.rb', line 152

def self.verify_api_key(api_key)
  unless api_key
    raise AuthenticationError.new('No API key provided. ' +
      'Set your API key using "Checkr.api_key = <API-KEY>". ' +
      'You can generate API keys from the Checkr web interface. ' +
      'See https://docs.checkr.com/#authentication for details, ' +
      'or email [email protected] if you have any questions.')
  end

  if api_key =~ /\s/
    raise AuthenticationError.new('Your API key is invalid, as it contains ' +
      'whitespace. (HINT: You can double-check your API key from the ' +
      'Checkr web interface. See https://docs.checkr.com/#authentication for details, or ' +
      'email [email protected] if you have any questions.)')
  end
end