XSD::Charset ^(Module)

# File xsd/charset.rb, line 101
  def Charset.charset_label(encoding)
    CharsetMap[encoding.upcase]
  end

# File xsd/charset.rb, line 105
  def Charset.charset_str(label)
    CharsetMap.index(label.downcase)
  end

# File xsd/charset.rb, line 69
  def Charset.encoding
    @encoding
  end

# File xsd/charset.rb, line 73
  def Charset.encoding=(encoding)
    STDERR.puts("xsd charset is set to #{encoding}") if $DEBUG
    @encoding = encoding
  end

# File xsd/charset.rb, line 90
  def Charset.encoding_conv(str, enc_from, enc_to)
    if enc_from == enc_to or enc_from == 'NONE' or enc_to == 'NONE'
      str
    elsif converter = EncodingConvertMap[[enc_from, enc_to]]
      converter.call(str)
    else
      raise CharsetConversionError.new(
        "Converter not found: #{ enc_from } -> #{ enc_to }")
    end
  end

# File xsd/charset.rb, line 86
  def Charset.encoding_from_xml(str, charset)
    encoding_conv(str, charset_str(charset), @encoding)
  end

# File xsd/charset.rb, line 78
  def Charset.encoding_label
    charset_label(@encoding)
  end

# File xsd/charset.rb, line 82
  def Charset.encoding_to_xml(str, charset)
    encoding_conv(str, @encoding, charset_str(charset))
  end

# File xsd/charset.rb, line 26
  def Charset.init
    begin
      require 'xsd/iconvcharset'
      @encoding = 'UTF8'
      sjtag = (/(mswin|bccwin|mingw|cygwin|emx)/ =~ RUBY_PLATFORM) ? 'cp932' : 'shift_jis'
      EncodingConvertMap[['UTF8', 'EUC' ]] = Proc.new { |str| IconvCharset.safe_iconv("euc-jp", "utf-8", str) }
      EncodingConvertMap[['EUC' , 'UTF8']] = Proc.new { |str| IconvCharset.safe_iconv("utf-8", "euc-jp", str) }
      EncodingConvertMap[['EUC' , 'SJIS']] = Proc.new { |str| IconvCharset.safe_iconv(sjtag, "euc-jp", str) }
      EncodingConvertMap[['UTF8', 'SJIS']] = Proc.new { |str| IconvCharset.safe_iconv(sjtag, "utf-8", str) }
      EncodingConvertMap[['SJIS', 'UTF8']] = Proc.new { |str| IconvCharset.safe_iconv("utf-8", sjtag, str) }
      EncodingConvertMap[['SJIS', 'EUC' ]] = Proc.new { |str| IconvCharset.safe_iconv("euc-jp", sjtag, str) }
    rescue LoadError
      begin
        require 'nkf'
        EncodingConvertMap[['EUC' , 'SJIS']] = Proc.new { |str| NKF.nkf('-sXm0', str) }
        EncodingConvertMap[['SJIS', 'EUC' ]] = Proc.new { |str| NKF.nkf('-eXm0', str) }
      rescue LoadError
      end
  
      begin
        require 'uconv'
        @encoding = 'UTF8'
        EncodingConvertMap[['UTF8', 'EUC' ]] = Uconv.method(:u8toeuc)
        EncodingConvertMap[['UTF8', 'SJIS']] = Uconv.method(:u8tosjis)
        EncodingConvertMap[['EUC' , 'UTF8']] = Uconv.method(:euctou8)
        EncodingConvertMap[['SJIS', 'UTF8']] = Uconv.method(:sjistou8)
      rescue LoadError
      end
    end
  end

# File xsd/charset.rb, line 150
  def Charset.is_ces(str, code = $KCODE)
    case code
    when 'NONE'
      is_us_ascii(str)
    when 'UTF8'
      is_utf8(str)
    when 'EUC'
      is_euc(str)
    when 'SJIS'
      is_sjis(str)
    else
      raise UnknownCharsetError.new("Unknown charset: #{ code }")
    end
  end

# File xsd/charset.rb, line 142
  def Charset.is_euc(str)
    EUCRegexp =~ str
  end

# File xsd/charset.rb, line 146
  def Charset.is_sjis(str)
    SJISRegexp =~ str
  end

# File xsd/charset.rb, line 134
  def Charset.is_us_ascii(str)
    USASCIIRegexp =~ str
  end

# File xsd/charset.rb, line 138
  def Charset.is_utf8(str)
    UTF8Regexp =~ str
  end