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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxrwxrwx	2020-08-25 15:28
__init__.py	1.26 KB	-rwxrwxrwx	2014-10-07 17:03
big5freq.py	80.66 KB	-rwxrwxrwx	2014-09-17 19:56
big5prober.py	1.64 KB	-rwxrwxrwx	2014-09-17 19:56
chardetect.py	2.45 KB	-rwxrwxrwx	2014-10-07 17:03
chardistribution.py	9.01 KB	-rwxrwxrwx	2014-09-17 19:56
charsetgroupprober.py	3.7 KB	-rwxrwxrwx	2014-09-17 19:56
charsetprober.py	1.86 KB	-rwxrwxrwx	2014-09-17 19:56
codingstatemachine.py	2.26 KB	-rwxrwxrwx	2014-09-17 19:56
compat.py	1.13 KB	-rwxrwxrwx	2014-09-17 19:56
constants.py	1.3 KB	-rwxrwxrwx	2014-09-17 19:56
cp949prober.py	1.74 KB	-rwxrwxrwx	2014-09-17 19:56
escprober.py	3.11 KB	-rwxrwxrwx	2014-09-17 19:56
escsm.py	7.66 KB	-rwxrwxrwx	2014-09-17 19:56
eucjpprober.py	3.59 KB	-rwxrwxrwx	2014-09-17 19:56
euckrfreq.py	44.9 KB	-rwxrwxrwx	2014-09-17 19:56
euckrprober.py	1.64 KB	-rwxrwxrwx	2014-09-17 19:56
euctwfreq.py	34.05 KB	-rwxrwxrwx	2014-09-17 19:56
euctwprober.py	1.64 KB	-rwxrwxrwx	2014-09-17 19:56
gb2312freq.py	35.17 KB	-rwxrwxrwx	2014-09-17 19:56
gb2312prober.py	1.64 KB	-rwxrwxrwx	2014-09-17 19:56
hebrewprober.py	13.05 KB	-rwxrwxrwx	2014-09-17 19:56
jisfreq.py	46.21 KB	-rwxrwxrwx	2014-09-17 19:56
jpcntx.py	18.89 KB	-rwxrwxrwx	2014-10-07 17:03
langbulgarianmodel.py	12.48 KB	-rwxrwxrwx	2014-09-17 19:56
langcyrillicmodel.py	17.31 KB	-rwxrwxrwx	2014-09-17 19:56
langgreekmodel.py	12.33 KB	-rwxrwxrwx	2014-09-17 19:56
langhebrewmodel.py	11.05 KB	-rwxrwxrwx	2014-09-17 19:56
langhungarianmodel.py	12.24 KB	-rwxrwxrwx	2014-09-17 19:56
langthaimodel.py	11.01 KB	-rwxrwxrwx	2014-09-17 19:56
latin1prober.py	5.11 KB	-rwxrwxrwx	2014-10-07 17:03
mbcharsetprober.py	3.19 KB	-rwxrwxrwx	2014-09-17 19:56
mbcsgroupprober.py	1.92 KB	-rwxrwxrwx	2014-09-17 19:56
mbcssm.py	19.13 KB	-rwxrwxrwx	2014-10-07 17:03
sbcharsetprober.py	4.68 KB	-rwxrwxrwx	2014-09-17 19:56
sbcsgroupprober.py	3.21 KB	-rwxrwxrwx	2014-09-17 19:56
sjisprober.py	3.68 KB	-rwxrwxrwx	2014-10-07 17:03
universaldetector.py	6.68 KB	-rwxrwxrwx	2014-09-17 19:56
utf8prober.py	2.59 KB	-rwxrwxrwx	2014-09-17 19:56

Rename

######################## BEGIN LICENSE BLOCK ########################
# The Original Code is mozilla.org code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Mark Pilgrim - port to Python
#
# 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 St, Fifth Floor, Boston, MA
# 02110-1301  USA
######################### END LICENSE BLOCK #########################

import sys
from .mbcharsetprober import MultiByteCharSetProber
from .codingstatemachine import CodingStateMachine
from .chardistribution import SJISDistributionAnalysis
from .jpcntx import SJISContextAnalysis
from .mbcssm import SJISSMModel
from . import constants

class SJISProber(MultiByteCharSetProber):
    def __init__(self):
        MultiByteCharSetProber.__init__(self)
        self._mCodingSM = CodingStateMachine(SJISSMModel)
        self._mDistributionAnalyzer = SJISDistributionAnalysis()
        self._mContextAnalyzer = SJISContextAnalysis()
        self.reset()

def reset(self):
        MultiByteCharSetProber.reset(self)
        self._mContextAnalyzer.reset()

def get_charset_name(self):
        return self._mContextAnalyzer.get_charset_name()

def feed(self, aBuf):
        aLen = len(aBuf)
        for i in range(0, aLen):
            codingState = self._mCodingSM.next_state(aBuf[i])
            if codingState == constants.eError:
                if constants._debug:
                    sys.stderr.write(self.get_charset_name()
                                     + ' prober hit error at byte ' + str(i)
                                     + '\n')
                self._mState = constants.eNotMe
                break
            elif codingState == constants.eItsMe:
                self._mState = constants.eFoundIt
                break
            elif codingState == constants.eStart:
                charLen = self._mCodingSM.get_current_charlen()
                if i == 0:
                    self._mLastChar[1] = aBuf[0]
                    self._mContextAnalyzer.feed(self._mLastChar[2 - charLen:],
                                                charLen)
                    self._mDistributionAnalyzer.feed(self._mLastChar, charLen)
                else:
                    self._mContextAnalyzer.feed(aBuf[i + 1 - charLen:i + 3
                                                     - charLen], charLen)
                    self._mDistributionAnalyzer.feed(aBuf[i - 1:i + 1],
                                                     charLen)

self._mLastChar[0] = aBuf[aLen - 1]

if self.get_state() == constants.eDetecting:
            if (self._mContextAnalyzer.got_enough_data() and
               (self.get_confidence() > constants.SHORTCUT_THRESHOLD)):
                self._mState = constants.eFoundIt

return self.get_state()

def get_confidence(self):
        contxtCf = self._mContextAnalyzer.get_confidence()
        distribCf = self._mDistributionAnalyzer.get_confidence()
        return max(contxtCf, distribCf)