Class: FlightStats::DataFeed::File

Inherits:
Object
  • Object
show all
Defined in:
lib/flightstats/data_feed/file.rb

Defined Under Namespace

Classes: FlightUpdate, SaxParser

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(content = nil, timestamp = nil) ⇒ File

Returns a new instance of File.



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# File 'lib/flightstats/data_feed/file.rb', line 6

def initialize(content = nil, timestamp = nil)
  @content = content if content.is_a?(StringIO) or content.is_a?(File)
  @timestamp = timestamp
end

Instance Attribute Details

#bytes ⇒ Object Also known as: size

Returns the value of attribute bytes.



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# File 'lib/flightstats/data_feed/file.rb', line 3

def bytes
  @bytes
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/flightstats/data_feed/file.rb', line 3

def id
  @id
end

#message_count ⇒ Object

Returns the value of attribute message_count.



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# File 'lib/flightstats/data_feed/file.rb', line 3

def message_count
  @message_count
end

#timestamp ⇒ Object

Returns the value of attribute timestamp.



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# File 'lib/flightstats/data_feed/file.rb', line 3

def timestamp
  @timestamp
end

Instance Method Details

#content ⇒ Object 



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# File 'lib/flightstats/data_feed/file.rb', line 11

def content
  if @content.nil?
    @content = FlightStats.query({:file => @id}, FlightStats::DataFeed::PATH)
  end
  @content
end

#updates(&block) ⇒ Object 



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# File 'lib/flightstats/data_feed/file.rb', line 18

def updates(&block)
  parser = LibXML::XML::SaxParser.io(Zlib::GzipReader.new(content))
  
  if block_given?
    parser.callbacks = SaxParser.new(@timestamp, &block)
    parser.parse
  else
    updates = []
    parser.callbacks = SaxParser.new(@timestamp) { |update| updates << update }
    parser.parse
    updates
  end
end