Class: FFFS::FileSystem

Inherits:
Directory show all
Defined in:
lib/fffs/filesystem.rb

Instance Attribute Summary

Attributes inherited from Directory

#filesystem, #mode, #name, #parent

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Directory

#[], #[]=, #__path, #chmod, #include, #inspect, #load, #method_missing, #push, #save, #to_a

Constructor Details

#initialize ⇒ FileSystem

Returns a new instance of FileSystem.



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# File 'lib/fffs/filesystem.rb', line 43

def initialize
  @name = '/'

  self.parent     = self
  self.filesystem = self
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class FFFS::Directory

Class Method Details

.load(path) ⇒ Object 



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# File 'lib/fffs/filesystem.rb', line 35

def self.load (path)
  fs = self.new

  fs.load(path)

  return fs
end

.parse(text) ⇒ Object 



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# File 'lib/fffs/filesystem.rb', line 27

def self.parse (text)
  fs = self.new

  fs.parse(text)

  return fs
end

Instance Method Details

#parse(text) ⇒ Object 



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# File 'lib/fffs/filesystem.rb', line 54

def parse (text)
  if text.is_a?(IO)
    text = text.read
  end

  separator = Regexp.escape(text.match(/^(.+)$/)[1])
  text      = text.sub(/^.*$/, '').gsub(/\r/, '')

  data = text.split(/\n\n#{separator} (.+?) #{separator}\n\n/)
  data.shift

  data.each_slice(2) {|(name, content)|
    if matches = name.match(/^(.+?) -> (.+?)$/)
      whole, name, link = matches.to_a
    elsif matches = name.match(/(.+?)\s+\((.*?)\)$/)
      whole, name, mime = matches.to_a
    end

    path = ::File.dirname(name)
    name = ::File.basename(name)

    if mime
      require 'base64'

      content = Base64.decode64(content)
    end

    into = self

    path.split('/').each {|dir|
      if dir == '.'
        next
      elsif dir == '..'
        into = into.parent
      else
        into = into[dir] || (into << Directory.new(dir))
      end
    }

    if link
      into << Link.new(name, link)
    else
      into << File.new(name, content)

      if mime
        into[name].mime = mime
      end
    end
  }
end

#path(path = nil) ⇒ Object 



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# File 'lib/fffs/filesystem.rb', line 50

def path (path=nil)
  '/'
end