sbcsgroupprober.py

######################## BEGIN LICENSE BLOCK ########################
# The Original Code is Mozilla Universal charset detector code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 2001
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Mark Pilgrim - port to Python
#   Shy Shalom - original C code
#
# 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 #########################

from .charsetgroupprober import CharSetGroupProber
from .sbcharsetprober import SingleByteCharSetProber
from .langcyrillicmodel import (Win1251CyrillicModel, Koi8rModel,
                                Latin5CyrillicModel, MacCyrillicModel,
                                Ibm866Model, Ibm855Model)
from .langgreekmodel import Latin7GreekModel, Win1253GreekModel
from .langbulgarianmodel import Latin5BulgarianModel, Win1251BulgarianModel
# from .langhungarianmodel import Latin2HungarianModel, Win1250HungarianModel
from .langthaimodel import TIS620ThaiModel
from .langhebrewmodel import Win1255HebrewModel
from .hebrewprober import HebrewProber
from .langturkishmodel import Latin5TurkishModel


class SBCSGroupProber(CharSetGroupProber):
    def __init__(self):
        super(SBCSGroupProber, self).__init__()
        self.probers = [
            SingleByteCharSetProber(Win1251CyrillicModel),
            SingleByteCharSetProber(Koi8rModel),
            SingleByteCharSetProber(Latin5CyrillicModel),
            SingleByteCharSetProber(MacCyrillicModel),
            SingleByteCharSetProber(Ibm866Model),
            SingleByteCharSetProber(Ibm855Model),
            SingleByteCharSetProber(Latin7GreekModel),
            SingleByteCharSetProber(Win1253GreekModel),
            SingleByteCharSetProber(Latin5BulgarianModel),
            SingleByteCharSetProber(Win1251BulgarianModel),
            # TODO: Restore Hungarian encodings (iso-8859-2 and windows-1250)
            #       after we retrain model.
            # SingleByteCharSetProber(Latin2HungarianModel),
            # SingleByteCharSetProber(Win1250HungarianModel),
            SingleByteCharSetProber(TIS620ThaiModel),
            SingleByteCharSetProber(Latin5TurkishModel),
        ]
        hebrew_prober = HebrewProber()
        logical_hebrew_prober = SingleByteCharSetProber(Win1255HebrewModel,
                                                        False, hebrew_prober)
        visual_hebrew_prober = SingleByteCharSetProber(Win1255HebrewModel, True,
                                                       hebrew_prober)
        hebrew_prober.set_model_probers(logical_hebrew_prober, visual_hebrew_prober)
        self.probers.extend([hebrew_prober, logical_hebrew_prober,
                             visual_hebrew_prober])

        self.reset()