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liu_unitab2cin.py
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liu_unitab2cin.py
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# -*- coding: utf-8 -*-
# Copyright (C) 2017 Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
# Copyright (C) 2017 Ho Chung Han (3WA羽山) <linainverseshadow@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import sys
import struct
import math
import codecs
#from builtins import chr
# reference: https://www.ptt.cc/bbs/Liu/M.1164374563.A.41C.html
# ftp://mail.im.tku.edu.tw/%A7U%B1%D0/bearhero/prog/%A8%E4%A5%A6/JavaWorld/%E5F%BD%BC%A6%CC5.6/SUPPORT/README.TXT
reload(sys)
sys.setdefaultencoding('UTF-8')
cin_head = '''%gen_inp
%ename liu
%cname 嘸蝦米
%encoding UTF-8
%selkey 0123456789
%keyname begin
a Ａ
b Ｂ
c Ｃ
d Ｄ
e Ｅ
f Ｆ
g Ｇ
h Ｈ
i Ｉ
j Ｊ
k Ｋ
l Ｌ
m Ｍ
n Ｎ
o Ｏ
p Ｐ
q Ｑ
r Ｒ
s Ｓ
t Ｔ
u Ｕ
v Ｖ
w Ｗ
x Ｘ
y Ｙ
z Ｚ
, ，
. ．
' ’
[ 〔
] 〔
%keyname end
%chardef begin
'''
cin_tail = "%chardef end"
# Add By 3WA FeatherMountain
def bits(st):
b=''.join(format(ord(i),'b').zfill(8) for i in st)
return b
def fun(i):
return ('{0:>8s}'.format(i))
def convert_liu_unitab(tab_filename, out_filename):
idx_to_key = " abcdefghijklmnopqrstuvwxyz,.'[]"
with codecs.open(tab_filename, "rb") as f:
# read 32x32 uint16 2-d array index table
key_table = struct.unpack("1024H", f.read(1024 * 2))
n_words = key_table[-1] # read uint16 word_count
# read 2 x word_count bits
# Fix By FeatherMountain 2017/07/06
#f.read(8)
#high_bits = f.read(int(math.ceil((n_words * 2+8 )/8)))
high_bits = f.read(int(math.ceil((n_words * 2+7 )/8))+8)
#high_bits = f.read()
#print
#print(bits(high_bits));
#print("\n")
# read word_count bits
# Fix By FeatherMountain 2017/07/06
unknown_bits = f.read(int(math.ceil((n_words ) / 8)))
# read word_count bits
# Fix By FeatherMountain 2017/07/06
is_simple_bits = f.read(int(math.ceil((n_words ) / 8)))
hb = bits(high_bits);
# read words
words = []
#print(n_words)
start_bit=0
for i in range(n_words):
# convert bytes to binary strings for ease of handling
# Fix By FeatherMountain 2017/07/06
# https://stackoverflow.com/questions/33080011/convert-8-bits-to-byte-array-in-python-2-7
#word_data = f.read(3)
#bin_word = "".join(["{:08b}".format(w) for w in word_data])
#bin_word=""
#[]
#for k in range(0,3):
# word_data = f.read(1)
#bin_word.append( bits(word_data)[::-1] )
# bin_word = "%s%s" % (bits(word_data),bin_word)
#print(bin_word)
#tmp=bin_word[2]
#bin_word[2]=bin_word[0]
#bin_word[0]=tmp
#bin_word="".join(bin_word)
#bin_word=bin_word[::-1]
word_data = f.read(3)
#print("3:%s" % (word_data))
#bin_word = "".join(["{:>8s}".format(bits(w)) for w in word_data])
bin_word = "%s" % (bits(word_data))
#bin_word = bin_word
#print(bin_word)
#continue;
#bin_word = "".join( [fun(bits(w)) for w in word_data])
key3 = int(bin_word[0:5], 2) # 0 5
key4 = int(bin_word[5:10], 2) # 5: 10
# get low bits #10:24
bin_low_word = bin_word[10:24]
# get high bits
#i_byte, start_bit = divmod(i * 2, 8) # 2 bits per word
#print("i:%s" % i)
#print("i_byte:%s" % i_byte)
#print("start_bit:%s" % start_bit)
#bin_high_word = "{:08b}".format(high_bits[i_byte])[start_bit: start_bit + 2]
#print("%d",i_byte);
#bin_high_word = bits(high_bits[i_byte])[start_bit: start_bit + 2 ]
bin_high_word = "%s%s" % (hb[i*2+16],hb[i*2+1+16])
#start_bit=start_bit + 2
#bin_high_word = bits(high_bits[i])[0:2]
#bin_high_word = bits(high_bits[i_byte])[0:2]
#[start_bit:start_bit + 2])
#print(bin_high_word)
#sys.exit()
#start_bit = start_bit + 2
# concate the high and low bits and generate the unicode value
#bin_word = "00%s" % (bin_low_word)
#bin_real = "%s%s" % (bin_high_word , bin_low_word)
#bin_word1 = "01%s" % (bin_low_word)
#bin_word2 = "10%s" % (bin_low_word)
#bin_word3 = "11%s" % (bin_low_word)
#bin_word4 = "%s00" % (bin_low_word)
#bin_word5 = "%s01" % (bin_low_word)
#bin_word6 = "%s10" % (bin_low_word)
#bin_word7 = "%s11" % (bin_low_word)
bin_real = ""
'''
try:
print("bin_word1 {}\n".format(chr(int(bin_word1,2))))
print("bin_word2 {}\n".format(chr(int(bin_word2,2))))
print("bin_word3 {}\n".format(chr(int(bin_word3,2))))
print("bin_word4 {}\n".format(chr(int(bin_word4,2))))
print("bin_word5 {}\n".format(chr(int(bin_word5,2))))
print("bin_word6 {}\n".format(chr(int(bin_word6,2))))
print("bin_word7 {}\n".format(chr(int(bin_word7,2))))
except Exception as e:
pass
'''
#word_val = int(bin_word, 2)
#word=""
word = ""
try:
#word = unichr(word_val)
bin_real = "%s%s" % (bin_high_word , bin_low_word)
word = unichr(int(bin_real,2))
except Exception as e:
print(e)
#words.append((key3, key4, word, unichr(int(bin_real,2)), unichr(int(bin_word1,2)),unichr(int(bin_word2,2)),unichr(int(bin_word3,2)),unichr(int(bin_word4,2)),unichr(int(bin_word5,2)),unichr(int(bin_word6,2)),unichr(int(bin_word7,2)) ))
words.append((key3, key4, word))
words.append((0, 0, None)) # add a mark for end of list
# According to some users, there might be some variations in the format of liu tabs among versions.
# We do some simple checks to ensure that we correctly read from the head of the table
n_skip=0
#for n_skip in range(0, 32):
# word = words[n_skip][2]
# if word in ["對","夺","对","対"]: # the first word in liu should be one of these four characters
# break
if n_skip:
words = words[n_skip:]
# generate output
with codecs.open(out_filename, "w", encoding="utf-8") as out:
out.write(cin_head)
# entries 0 - 31 of key table are useless, skip them
for i_key in range(32, len(key_table) - 1):
key1, key2 = divmod(i_key, 32)
# enumerate words starts with (key1, key2)
i_start_word = key_table[i_key]
i_next_word = key_table[i_key + 1]
#print("GG",i_start_word, i_next_word)
for i in range(i_start_word, i_next_word):
#(key3, key4, word,real,w1,w2,w3,w4,w5,w6,w7) = words[i]
(key3, key4, word) = words[i]
if not word:
continue
# convert keys from indices to ASCII codes (skip 0:space).
keys = [idx_to_key[k] for k in (key1, key2, key3, key4) if k != 0]
try:
#print("---------{} {} {} {} {} {} {} {} {} {}\n".format("".join(keys),real, word ,w1,w2,w3,w4,w5,w6,w7))
#sys.exit()
out.write("{} {}\n".format("".join(keys), word))
except Exception as e:
print(e)
out.write(cin_tail)
#def main():
# if len(sys.argv) < 3:
# print("liu_unitab2cin.py <liu-uni.tab file> <out *.cin file>")
# return
# tab_filename = sys.argv[1]
# out_filename = sys.argv[2]
#convert_liu_unitab(tab_filename, out_filename)