Module: Kconv

Constants

AUTO	=	NKF::AUTO	Auto-Detect
JIS	=	NKF::JIS	ISO-2022-JP
EUC	=	NKF::EUC	EUC-JP
SJIS	=	NKF::SJIS	Shift_JIS
BINARY	=	NKF::BINARY	BINARY
NOCONV	=	NKF::NOCONV	NOCONV
ASCII	=	NKF::ASCII	ASCII
UTF8	=	NKF::UTF8	UTF-8
UTF16	=	NKF::UTF16	UTF-16
UTF32	=	NKF::UTF32	UTF-32
UNKNOWN	=	NKF::UNKNOWN	UNKNOWN
REVISION	=	%q$Revision: 11708 $	Revision of kconv.rb
RegexpShiftjis	=	/\A(?: [\x00-\x7f\xa1-\xdf] \| [\x81-\x9f\xe0-\xfc][\x40-\x7e\x80-\xfc] )*\z/nx	Regexp of Shift_JIS string (private constant)
RegexpEucjp	=	/\A(?: [\x00-\x7f] \| \x8e [\xa1-\xdf] \| \x8f [\xa1-\xfe] [\xa1-\xfe] \| [\xa1-\xfe] [\xa1-\xfe] )*\z/nx	Regexp of EUC-JP string (private constant)
RegexpUtf8	=	/\A(?: [\x00-\x7f] \| [\xc2-\xdf] [\x80-\xbf] \| \xe0 [\xa0-\xbf] [\x80-\xbf] \| [\xe1-\xef] [\x80-\xbf] [\x80-\xbf] \| \xf0 [\x90-\xbf] [\x80-\xbf] [\x80-\xbf] \| [\xf1-\xf3] [\x80-\xbf] [\x80-\xbf] [\x80-\xbf] \| \xf4 [\x80-\x8f] [\x80-\xbf] [\x80-\xbf] )*\z/nx	Regexp of UTF-8 string (private constant)

Public Instance methods

Kconv.guess(str) → integer

Guess input encoding by NKF.guess2

[Source]

     # File ext/nkf/lib/kconv.rb, line 213
213:   def guess(str)
214:     ::NKF::guess(str)
215:   end

Kconv.guess_old(str) → integer

Guess input encoding by NKF.guess1

[Source]

     # File ext/nkf/lib/kconv.rb, line 222
222:   def guess_old(str)
223:     ::NKF::guess1(str)
224:   end

Kconv.iseuc(str) → obj or nil

Returns whether input encoding is EUC-JP or not.

Note don‘t expect this return value is MatchData.

[Source]

     # File ext/nkf/lib/kconv.rb, line 237
237:   def iseuc(str)
238:     RegexpEucjp.match( str )
239:   end

Kconv.issjis(str) → obj or nil

Returns whether input encoding is Shift_JIS or not.

Note don‘t expect this return value is MatchData.

[Source]

     # File ext/nkf/lib/kconv.rb, line 248
248:   def issjis(str)
249:     RegexpShiftjis.match( str )
250:   end

Kconv.isutf8(str) → obj or nil

Returns whether input encoding is UTF-8 or not.

Note don‘t expect this return value is MatchData.

[Source]

     # File ext/nkf/lib/kconv.rb, line 259
259:   def isutf8(str)
260:     RegexpUtf8.match( str )
261:   end

Kconv.kconv(str, out_code, in_code = Kconv::AUTO)

Convert str to out_code. out_code and in_code are given as constants of Kconv.

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want to decode them, use NKF.nkf.

[Source]

     # File ext/nkf/lib/kconv.rb, line 95
 95:   def kconv(str, out_code, in_code = AUTO)
 96:     opt = '-'
 97:     case in_code
 98:     when ::NKF::JIS
 99:       opt << 'J'
100:     when ::NKF::EUC
101:       opt << 'E'
102:     when ::NKF::SJIS
103:       opt << 'S'
104:     when ::NKF::UTF8
105:       opt << 'W'
106:     when ::NKF::UTF16
107:       opt << 'W16'
108:     end
109: 
110:     case out_code
111:     when ::NKF::JIS
112:       opt << 'j'
113:     when ::NKF::EUC
114:       opt << 'e'
115:     when ::NKF::SJIS
116:       opt << 's'
117:     when ::NKF::UTF8
118:       opt << 'w'
119:     when ::NKF::UTF16
120:       opt << 'w16'
121:     when ::NKF::NOCONV
122:       return str
123:     end
124: 
125:     opt = '' if opt == '-'
126: 
127:     ::NKF::nkf(opt, str)
128:   end

Kconv.toeuc(str) → string

Convert str to EUC-JP

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want it, use NKF.nkf(’-exm0’, str).

[Source]

     # File ext/nkf/lib/kconv.rb, line 158
158:   def toeuc(str)
159:     ::NKF::nkf('-em', str)
160:   end

Kconv.tojis(str) → string

Convert str to ISO-2022-JP

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want it, use NKF.nkf(’-jxm0’, str).

[Source]

     # File ext/nkf/lib/kconv.rb, line 144
144:   def tojis(str)
145:     ::NKF::nkf('-jm', str)
146:   end

Kconv.tosjis(str) → string

Convert str to Shift_JIS

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want it, use NKF.nkf(’-sxm0’, str).

[Source]

     # File ext/nkf/lib/kconv.rb, line 172
172:   def tosjis(str)
173:     ::NKF::nkf('-sm', str)
174:   end

Kconv.toutf16(str) → string

Convert str to UTF-16

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want it, use NKF.nkf(’-w16xm0’, str).

[Source]

     # File ext/nkf/lib/kconv.rb, line 200
200:   def toutf16(str)
201:     ::NKF::nkf('-w16m', str)
202:   end

Kconv.toutf8(str) → string

Convert str to UTF-8

Note This method decode MIME encoded string and convert halfwidth katakana to fullwidth katakana. If you don‘t want it, use NKF.nkf(’-wxm0’, str).

[Source]

     # File ext/nkf/lib/kconv.rb, line 186
186:   def toutf8(str)
187:     ::NKF::nkf('-wm', str)
188:   end

Methods

Constants

Public Instance methods