Class: Recog::Matcher

Inherits:
Object
  • Object
show all
Defined in:
lib/recog/matcher.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fingerprints, reporter, multi_match) ⇒ Matcher 



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# File 'lib/recog/matcher.rb', line 10

def initialize(fingerprints, reporter, multi_match)
  @fingerprints = fingerprints
  @reporter = reporter
  @multi_match = multi_match
end

Instance Attribute Details

#fingerprints ⇒ Object (readonly)

Returns the value of attribute fingerprints.



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# File 'lib/recog/matcher.rb', line 5

def fingerprints
  @fingerprints
end

#multi_match ⇒ Object (readonly)

Returns the value of attribute multi_match.



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# File 'lib/recog/matcher.rb', line 5

def multi_match
  @multi_match
end

#reporter ⇒ Object (readonly)

Returns the value of attribute reporter.



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# File 'lib/recog/matcher.rb', line 5

def reporter
  @reporter
end

Instance Method Details

#match_banners(banners_file) ⇒ Object 



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# File 'lib/recog/matcher.rb', line 17

def match_banners(banners_file)
  reporter.report do
    fd = $stdin
    file_source = false

    if banners_file && (banners_file != '-')
      fd = File.open(banners_file, 'rb')
      file_source = true
    end

    fd.each_line do |line|
      reporter.increment_line_count

      line = line.to_s.unpack('C*').pack('C*').strip.gsub(/\\[rn]/, '')
      found_extractions = false

      extraction_data = []
      fingerprints.each do |fp|
        extractions = fp.match(line)
        next unless extractions

        found_extractions = true
        extractions['data'] = line
        extraction_data << extractions
        break unless multi_match
      end

      if found_extractions
        reporter.match extraction_data
      else
        reporter.failure line
      end

      break if reporter.stop?
    end

    fd.close if file_source
  end
end