Class: DoiExtractor::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/doi_extractor/command.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options, std_out = STDOUT, input_callback = nil) ⇒ Command

Returns a new instance of Command.



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# File 'lib/doi_extractor/command.rb', line 22

def initialize(options, std_out = STDOUT, input_callback = nil)
  @options = options
  @std_out = std_out
  @user_input_callback = input_callback || default_input_callback
  @log = Logger::get_log
end

Instance Attribute Details

#log ⇒ Object

Returns the value of attribute log.



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# File 'lib/doi_extractor/command.rb', line 20

def log
  @log
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/doi_extractor/command.rb', line 19

def options
  @options
end

#start_time ⇒ Object (readonly)

Returns the value of attribute start_time.



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# File 'lib/doi_extractor/command.rb', line 19

def start_time
  @start_time
end

#std_out ⇒ Object

Returns the value of attribute std_out.



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# File 'lib/doi_extractor/command.rb', line 20

def std_out
  @std_out
end

#user_input_callback ⇒ Object

Returns the value of attribute user_input_callback.



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# File 'lib/doi_extractor/command.rb', line 20

def user_input_callback
  @user_input_callback
end

Class Method Details

.for(options) ⇒ Object 



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# File 'lib/doi_extractor/command.rb', line 4

def self.for(options)
  case options.command
    when 'status'
      StatusCommand.new(options)
    when 'create'
      CreateCommand.new(options)
    when 'download'
      DownloadCommand.new(options)
    when 'cancel'
      CancelCommand.new(options)
    else
      raise "Invalid options: #{options.inspect}"
  end
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/doi_extractor/command.rb', line 29

def execute
  begin
    @start_time = Time.now
    cmd = self.class.name.split('::').last.sub('Command', '')
    log.info "Starting #{cmd} Command:\n    #{options.to_hash}"
    say("starting #{cmd} Command", true)
    say("api: #{options.api_uri}", true)
    say("path: #{options.download_base_path}", true)
    _execute
    log.info "Finished #{cmd} Command"
    say("Finished in #{(Time.now - @start_time).round(2)} seconds", true)
  rescue CommandFailError => e
    log.error "#{e.class}: #{e.message}\n    #{e.backtrace.join("\n    ")}"
    raise e
  rescue => e
    log.error "#{e.class}: #{e.message}\n    #{e.backtrace.join("\n    ")}"
    raise CommandFailError.new('An Unexpected Error Has Occurred', e)
  end
end