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62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
######################## BEGIN LICENSE BLOCK ########################
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# The Original Code is Mozilla Universal charset detector code.
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#
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# The Initial Developer of the Original Code is
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# Netscape Communications Corporation.
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# Portions created by the Initial Developer are Copyright (C) 2001
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Mark Pilgrim - port to Python
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# Shy Shalom - original C code
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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# 02110-1301 USA
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######################### END LICENSE BLOCK #########################
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from . import constants
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import re
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class CharSetProber:
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def __init__(self):
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pass
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def reset(self):
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self._mState = constants.eDetecting
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def get_charset_name(self):
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return None
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def feed(self, aBuf):
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pass
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def get_state(self):
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return self._mState
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def get_confidence(self):
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return 0.0
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def filter_high_bit_only(self, aBuf):
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aBuf = re.sub(b'([\x00-\x7F])+', b' ', aBuf)
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return aBuf
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def filter_without_english_letters(self, aBuf):
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aBuf = re.sub(b'([A-Za-z])+', b' ', aBuf)
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return aBuf
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def filter_with_english_letters(self, aBuf):
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# TODO
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return aBuf
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