Method: ARII::XMLDetector#detect

Defined in:
lib/arii/xmldetector.rb

#detect(object) ⇒ Object

Detect the changes



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# File 'lib/arii/xmldetector.rb', line 15

def detect object
  ARII::Config.log.info(self.class.name) { "Monitoring #{object[:uri]}" } unless object[:uri].nil?
  begin
    if object[:uri] == '' then
      @doc = Nokogiri::XML(object[:content])
    else
      @doc = Nokogiri::XML(open(object[:uri]))
    end
    @doc.remove_namespaces!
    @doc.xpath(object[:query]).each do |element|
      element.xpath(object[:cache]).each do |c|
        @response = Cashier.verify c.content, object, c.content, object[:seed]
      end

      # Process ARII cache response
      @cache = JSON.parse(@response, {:symbolize_names => true})
      unless @cache[:templates].nil? then
        @cache[:templates].each do |t|
          @templates.push t
        end
      end

      ##
      # If not on cache, add to payload for processing
      #
      if @cache[:cache][:status] == 100 then
        ARII::Config.log.info(self.class.name) { "Not on cache, generating payload" }
        # add row data to payload from selectors (key => key, value => column name)
        payload = Hash.new
        object[:selectors].each do |selector|

          selector.each do |k, v|
            element.xpath(v).each do |el|
              payload[k] = el.content
            end
          end
        end
        # add payload object to payloads list
        @payloads.push payload

      end
    end
  end
rescue Exception => e
  ARII::Config.log.error(self.class.name) { "Processing error: #{e}" }
end