Class: LiveF1::Source::Live::Log

Inherits:
Object
  • Object
show all
Defined in:
lib/live_f1/source/live.rb

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(session_number) ⇒ Log

Returns a new instance of Log.



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# File 'lib/live_f1/source/live.rb', line 143

def initialize session_number
  @filename = Log.dir.join("%s.%s.f1" % [session_number, Time.now.strftime("%H%M%S")]) if Log.active?
  @data = {
    key: nil,
    bytes: "",
    keyframes: {},
  }
end

Class Attribute Details

.dir ⇒ Object

Returns the value of attribute dir.



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# File 'lib/live_f1/source/live.rb', line 130

def dir
  @dir
end

Class Method Details

.active? ⇒ Boolean

Has logging been set up (do we have a log directory to write to)?

Returns:

  • (Boolean) 


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# File 'lib/live_f1/source/live.rb', line 138

def active?
  !!@dir
end

Instance Method Details

#flush ⇒ Object

Writes this logfile to disk



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# File 'lib/live_f1/source/live.rb', line 168

def flush
  File.open(@filename, "w") { |f| f.write YAML.dump(@data) } if @filename
end

#key(key) ⇒ Object

Adds a decryption key to this log



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# File 'lib/live_f1/source/live.rb', line 153

def key key
  @data[:key] = key
end

#keyframe(number, keyframe_bytes) ⇒ Object

Adds keyframe ‘n` to this log



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# File 'lib/live_f1/source/live.rb', line 163

def keyframe number, keyframe_bytes
  @data[:keyframes][number] = keyframe_bytes
end

#packet(packet) ⇒ Object

Adds a packet to this log’s bytestream



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# File 'lib/live_f1/source/live.rb', line 158

def packet packet
  @data[:bytes] << packet.header.bytes << packet.bytes
end