Current File : //proc/thread-self/root/usr/lib/calibre/calibre/ebooks/unihandecode/pykakasi/j2h.py
# j2h.py
#
# Copyright 2011 Hiroshi Miura <miurahr@linux.com>
#
# Original Copyright:
# * KAKASI (Kanji Kana Simple inversion program)
# * $Id: jj2.c,v 1.7 2001-04-12 05:57:34 rug Exp $
# * Copyright (C) 1992
# * Hironobu Takahashi (takahasi@tiny.or.jp)
# *
# * This program is free software; you can redistribute it and/or modify
# * it under the terms of the GNU General Public License as published by
# * the Free Software Foundation; either versions 2, or (at your option)
# * any later version.
# *
# * This program is distributed in the hope that it will be useful
# * but WITHOUT ANY WARRANTY; without even the implied warranty of
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# * GNU General Public License for more details.
# *
# */
import re
from calibre.ebooks.unihandecode.pykakasi.jisyo import jisyo
from polyglot.builtins import iteritems
class J2H :
kanwa = None
cl_table = [
"","aiueow", "aiueow", "aiueow", "aiueow", "aiueow", "aiueow", "aiueow",
"aiueow", "aiueow", "aiueow", "k", "g", "k", "g", "k", "g", "k", "g", "k",
"g", "s", "zj", "s", "zj", "s", "zj", "s", "zj", "s", "zj", "t", "d", "tc",
"d", "aiueokstchgzjfdbpw", "t", "d", "t", "d", "t", "d", "n", "n", "n", "n",
"n", "h", "b", "p", "h", "b", "p", "hf", "b", "p", "h", "b", "p", "h", "b",
"p", "m", "m", "m", "m", "m", "y", "y", "y", "y", "y", "y", "rl", "rl",
"rl", "rl", "rl", "wiueo", "wiueo", "wiueo", "wiueo", "w", "n", "v", "k",
"k", "", "", "", "", "", "", "", "", ""]
def __init__(self):
self.kanwa = jisyo()
def isKanji(self, c):
return (0x3400 <= ord(c) and ord(c) < 0xfa2e)
def isCletter(self, l, c):
if (ord("ぁ") <= ord(c) and ord(c) <= 0x309f) and (l in self.cl_table[ord(c) - ord("ぁ")-1]):
return True
return False
def itaiji_conv(self, text):
r = []
for c in text:
if c in self.kanwa.itaijidict:
r.append(c)
for c in r:
text = re.sub(c, self.kanwa.itaijidict[c], text)
return text
def convert(self, text):
max_len = 0
Hstr = ""
table = self.kanwa.load_jisyo(text[0])
if table is None:
return ("", 0)
for (k,v) in iteritems(table):
length = len(k)
if len(text) >= length:
if text.startswith(k):
for (yomi, tail) in v:
if tail == '':
if max_len < length:
Hstr = yomi
max_len = length
elif max_len < length+1 and len(text) > length and self.isCletter(tail, text[length]):
Hstr=''.join([yomi,text[length]])
max_len = length+1
return (Hstr, max_len)
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