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78 lines
3.4 KiB
Python
78 lines
3.4 KiB
Python
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# The loose feed parser that interfaces with an SGML parsing library
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# Copyright 2010-2020 Kurt McKee <contactme@kurtmckee.org>
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# Copyright 2002-2008 Mark Pilgrim
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# All rights reserved.
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#
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# This file is a part of feedparser.
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#
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# Redistribution and use in source and binary forms, with or without modification,
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# are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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class _LooseFeedParser(object):
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contentparams = None
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def __init__(self, baseuri=None, baselang=None, encoding=None, entities=None):
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self.baseuri = baseuri or ''
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self.lang = baselang or None
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self.encoding = encoding or 'utf-8' # character encoding
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self.entities = entities or {}
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super(_LooseFeedParser, self).__init__()
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@staticmethod
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def _normalize_attributes(kv):
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k = kv[0].lower()
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v = k in ('rel', 'type') and kv[1].lower() or kv[1]
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# the sgml parser doesn't handle entities in attributes, nor
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# does it pass the attribute values through as unicode, while
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# strict xml parsers do -- account for this difference
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v = v.replace('&', '&')
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return k, v
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def decode_entities(self, element, data):
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data = data.replace('<', '<')
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data = data.replace('<', '<')
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data = data.replace('<', '<')
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data = data.replace('>', '>')
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data = data.replace('>', '>')
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data = data.replace('>', '>')
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data = data.replace('&', '&')
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data = data.replace('&', '&')
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data = data.replace('"', '"')
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data = data.replace('"', '"')
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data = data.replace(''', ''')
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data = data.replace(''', ''')
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if not self.contentparams.get('type', 'xml').endswith('xml'):
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data = data.replace('<', '<')
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data = data.replace('>', '>')
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data = data.replace('&', '&')
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data = data.replace('"', '"')
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data = data.replace(''', "'")
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data = data.replace('/', '/')
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data = data.replace('/', '/')
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return data
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@staticmethod
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def strattrs(attrs):
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return ''.join(
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' %s="%s"' % (n, v.replace('"', '"'))
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for n, v in attrs
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)
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