Class: E4U::Base::Emoji

Inherits:
Object show all
Defined in:
lib/e4u/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attributes) ⇒ Emoji

Returns a new instance of Emoji.



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# File 'lib/e4u/base.rb', line 55

def initialize attributes
  @fallback_text = nil
  attributes.each do |key, value|
    next if key =~ /\A(id|object_id|__(id|send)__)\z/
    instance_variable_set("@#{key}", value)
    self.class.__send__ :attr_reader, key.to_sym
  end
end

Instance Attribute Details

#fallback_text ⇒ Object (readonly)

Returns the value of attribute fallback_text.



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# File 'lib/e4u/base.rb', line 64

def fallback_text
  @fallback_text
end

Instance Method Details

#alternate? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/e4u/base.rb', line 69

def alternate?
  !!(unicode =~ /\A>/)
end

#cp932 ⇒ Object Also known as: sjis 



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# File 'lib/e4u/base.rb', line 80

def cp932
  return NKF.nkf('-Wsm0x', fallback_text) if fallback?
  hex = unicode.sub(/\A[\>\*\+]/, '')
  raise if hex.size == 0
  chr = hex.split(/\+/, -1).map{ |ch| unicode_to_cp932(ch.hex) }.pack('n*')
  chr.force_encoding('CP932') if chr.respond_to? :force_encoding
  chr
end

#fallback? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/e4u/base.rb', line 65

def fallback?
  !!fallback_text
end

#utf8 ⇒ Object 



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# File 'lib/e4u/base.rb', line 73

def utf8
  return fallback_text if fallback?
  hex = unicode.sub(/\A[\>\*\+]/, '')
  raise if hex.size == 0
  hex.split(/\+/, -1).map{ |ch| ch.hex }.pack('U*')
end