Module: Richfile::Base

Defined in:
lib/richfile/base.rb

Overview

Methods to be included in File objects.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#size ⇒ Object (readonly)

size of the file in bytes. see File#size



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# File 'lib/richfile/base.rb', line 22

def size
  @size
end

Instance Method Details

#exists? ⇒ Boolean

proxies File.exists?. This will always go to the real File.exists?, it will not be cached.

Returns:

  • (Boolean) 


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# File 'lib/richfile/base.rb', line 70

def exists?
  File.exists?(path)
end

#refresh! ⇒ Object

refresh the Richfile added attributes. All the attributes referred once are loaded.



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# File 'lib/richfile/base.rb', line 47

def refresh!
  self.size! if @size
  DIGESTS.each do |digest|
    d_downcase, d_sym, d_bang, d_var = Richfile.digest_variants(digest)
    send d_bang if (instance_variable_get(d_var))
  end
  self
end

#refresh_all! ⇒ Object

refresh all attributes. All attributes wil be loaded, so all digests will be calculated. You will most probably never need this method.



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# File 'lib/richfile/base.rb', line 59

def refresh_all!
  self.size!
  DIGESTS.each do |digest|
    d_downcase, d_sym, d_bang, d_var = Richfile.digest_variants(digest)
    send d_bang
  end
  self
end

#size! ⇒ Object

refresh the size attribute.



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# File 'lib/richfile/base.rb', line 81

def size!
  @size = nil
  self.size
end