Class: Qdumpfs::FileMatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/qdumpfs/option.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ FileMatcher

Returns a new instance of FileMatcher.



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# File 'lib/qdumpfs/option.rb', line 75

def initialize(options = {})
  @patterns = options[:patterns] || []
  @globs    = options[:globs] || []
  @size     = calc_size(options[:size])
end

Instance Method Details

#calc_size(size) ⇒ Object 



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# File 'lib/qdumpfs/option.rb', line 81

def calc_size(size)
  table   = { "K" => 1, "M" => 2, "G" => 3, "T" => 4, "P" => 5 }
  pattern = table.keys.join('')
  case size
  when nil
    -1
  when /^(\d+)([#{pattern}]?)$/i
    num  = Regexp.last_match[1].to_i
    unit = Regexp.last_match[2]
    num * 1024 ** (table[unit] or 0)
  else
    raise "Invalid size: #{size}"
  end
end

#exclude?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qdumpfs/option.rb', line 96

def exclude?(path)
  stat = File.lstat(path)
  if @size >= 0 and stat.file? and stat.size >= @size
    return true
  elsif @patterns.find {|pattern| pattern.match(path) }
    return true
  elsif stat.file? and
    @globs.find {|glob| File.fnmatch(glob, File.basename(path)) }
    return true
  end
  return false
end