Module: BlueFeather::EncodingType

Defined in:
lib/bluefeather.rb

Constant Summary collapse

EUC = 
'euc-jp'
EUCJP = 
EUC_JP = EUC
SJIS = 
'shift_jis'
SHIFT_JIS = 
SJIS
UTF8 = 
'utf-8'
UTF_8 = 
UTF8
ASCII = 
'ascii'
US_ASCII = 
ASCII

Class Method Summary collapse

Class Method Details

.convert_to_charset(str_value) ⇒ Object 



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# File 'lib/bluefeather.rb', line 145

def self.convert_to_charset(str_value)
	type = self.regulate(str_value)
	case type
	when EUC
		'euc-jp'
	when SJIS
		'shift_jis'
	when UTF8
		'utf-8'
	when ASCII
		nil
	end
end

.convert_to_kcode(str_value) ⇒ Object 



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# File 'lib/bluefeather.rb', line 134

def self.convert_to_kcode(str_value)
	type = self.regulate(str_value)
	case type
	when EUC, SJIS, UTF8
		type
	when ASCII
		'none'
	end
end

.regulate(str_value) ⇒ Object 



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# File 'lib/bluefeather.rb', line 119

def self.regulate(str_value)
	case str_value.downcase
	when 'shift-jis', 'shift_jis'
		SJIS
	when 'euc-jp'
		EUC
	when 'utf-8'
		UTF8
	when 'ascii'
		ASCII
	else
		raise EncodingError, "not adapted encoding type - #{str_value} (shift[-_]jis, euc-jp, utf-8, or ascii)"
	end
end