Class: TransilienRealtime::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/transilien_realtime/base.rb

Constant Summary collapse

DOCUMENTATION_VERSION = 
'0.2'
API_VERSION = 
'1.0'
API_TARGETS = 
{
  production: 'http://api.transilien.com/',
  staging: 'http://85.233.209.222:1399/'
}
ACCEPT_STRINGS = 
{
    '1.0' => 'application/vnd.sncf.transilien.od.depart+xml;vers=1.0'
}

Instance Method Summary collapse

Constructor Details

#initialize(user: ENV['RTT_API_USER'], pwd: ENV['RTT_API_PWD'], target: :production) ⇒ Base

Returns a new instance of Base.



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# File 'lib/transilien_realtime/base.rb', line 19

def initialize(user: ENV['RTT_API_USER'], pwd: ENV['RTT_API_PWD'], target: :production)
  @user = user
  @pwd = pwd

  @target = target
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 47

def body; @body; end

#content ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 48

def content; @content; end

#json ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 41

def json
  return nil unless trains
  "[#{trains.map(&:to_json).join(',')}]"
end

#next(from:, to: nil) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/transilien_realtime/base.rb', line 26

def next(from:, to: nil)
  raise ArgumentError, 'from param is mandatory' unless from
  fetch(build_request(from, to))
  self
end

#response ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 46

def response; @response; end

#trains ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 50

def trains
  @trains ||= begin
    return nil unless xml_document
    trains = []
    xml_document.xpath('//train').each do |train_node|
      begin
        trains << Train.from_xml(train_node)
      rescue Exception => e
        $stderr << "FAILURE! WAS READING #{train_node.to_s.inspect}"
        raise e
      end
    end
    trains.freeze
  end 
end

#xml ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 37

def xml
  @content
end

#xml_document ⇒ Object 



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# File 'lib/transilien_realtime/base.rb', line 32

def xml_document
  return nil unless @content
  Nokogiri::XML(@content)
end