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@@ -1,4007 +0,0 @@
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-"""Universal feed parser
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-
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-Handles RSS 0.9x, RSS 1.0, RSS 2.0, CDF, Atom 0.3, and Atom 1.0 feeds
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-
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-Visit https://code.google.com/p/feedparser/ for the latest version
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-Visit http://packages.python.org/feedparser/ for the latest documentation
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-
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-Required: Python 2.4 or later
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-Recommended: iconv_codec <http://cjkpython.i18n.org/>
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-"""
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-
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-__version__ = "5.2.1"
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-__license__ = """
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-Copyright 2010-2015 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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-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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-__author__ = "Mark Pilgrim <http://diveintomark.org/>"
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-__contributors__ = ["Jason Diamond <http://injektilo.org/>",
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- "John Beimler <http://john.beimler.org/>",
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- "Fazal Majid <http://www.majid.info/mylos/weblog/>",
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- "Aaron Swartz <http://aaronsw.com/>",
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- "Kevin Marks <http://epeus.blogspot.com/>",
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- "Sam Ruby <http://intertwingly.net/>",
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- "Ade Oshineye <http://blog.oshineye.com/>",
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- "Martin Pool <http://sourcefrog.net/>",
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- "Kurt McKee <http://kurtmckee.org/>",
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- "Bernd Schlapsi <https://github.com/brot>",]
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-
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-# HTTP "User-Agent" header to send to servers when downloading feeds.
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-# If you are embedding feedparser in a larger application, you should
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-# change this to your application name and URL.
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-USER_AGENT = "UniversalFeedParser/%s +https://code.google.com/p/feedparser/" % __version__
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-
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-# HTTP "Accept" header to send to servers when downloading feeds. If you don't
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-# want to send an Accept header, set this to None.
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-ACCEPT_HEADER = "application/atom+xml,application/rdf+xml,application/rss+xml,application/x-netcdf,application/xml;q=0.9,text/xml;q=0.2,*/*;q=0.1"
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-
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-# List of preferred XML parsers, by SAX driver name. These will be tried first,
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-# but if they're not installed, Python will keep searching through its own list
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-# of pre-installed parsers until it finds one that supports everything we need.
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-PREFERRED_XML_PARSERS = ["drv_libxml2"]
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-
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-# If you want feedparser to automatically resolve all relative URIs, set this
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-# to 1.
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-RESOLVE_RELATIVE_URIS = 1
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-
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-# If you want feedparser to automatically sanitize all potentially unsafe
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-# HTML content, set this to 1.
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-SANITIZE_HTML = 1
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-
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-# ---------- Python 3 modules (make it work if possible) ----------
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-try:
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- import rfc822
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-except ImportError:
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- from email import _parseaddr as rfc822
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-
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-try:
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- # Python 3.1 introduces bytes.maketrans and simultaneously
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- # deprecates string.maketrans; use bytes.maketrans if possible
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- _maketrans = bytes.maketrans
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-except (NameError, AttributeError):
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- import string
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- _maketrans = string.maketrans
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-
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-# base64 support for Atom feeds that contain embedded binary data
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-try:
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- import base64, binascii
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-except ImportError:
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- base64 = binascii = None
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-else:
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- # Python 3.1 deprecates decodestring in favor of decodebytes
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- _base64decode = getattr(base64, 'decodebytes', base64.decodestring)
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-
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-# _s2bytes: convert a UTF-8 str to bytes if the interpreter is Python 3
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-# _l2bytes: convert a list of ints to bytes if the interpreter is Python 3
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-try:
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- if bytes is str:
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- # In Python 2.5 and below, bytes doesn't exist (NameError)
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- # In Python 2.6 and above, bytes and str are the same type
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- raise NameError
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-except NameError:
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- # Python 2
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- def _s2bytes(s):
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- return s
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- def _l2bytes(l):
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- return ''.join(map(chr, l))
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-else:
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- # Python 3
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- def _s2bytes(s):
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- return bytes(s, 'utf8')
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- def _l2bytes(l):
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- return bytes(l)
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-
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-# If you want feedparser to allow all URL schemes, set this to ()
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-# List culled from Python's urlparse documentation at:
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-# http://docs.python.org/library/urlparse.html
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-# as well as from "URI scheme" at Wikipedia:
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-# https://secure.wikimedia.org/wikipedia/en/wiki/URI_scheme
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-# Many more will likely need to be added!
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-ACCEPTABLE_URI_SCHEMES = (
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- 'file', 'ftp', 'gopher', 'h323', 'hdl', 'http', 'https', 'imap', 'magnet',
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- 'mailto', 'mms', 'news', 'nntp', 'prospero', 'rsync', 'rtsp', 'rtspu',
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- 'sftp', 'shttp', 'sip', 'sips', 'snews', 'svn', 'svn+ssh', 'telnet',
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- 'wais',
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- # Additional common-but-unofficial schemes
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- 'aim', 'callto', 'cvs', 'facetime', 'feed', 'git', 'gtalk', 'irc', 'ircs',
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- 'irc6', 'itms', 'mms', 'msnim', 'skype', 'ssh', 'smb', 'svn', 'ymsg',
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-)
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-#ACCEPTABLE_URI_SCHEMES = ()
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-
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-# ---------- required modules (should come with any Python distribution) ----------
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-import cgi
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-import codecs
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-import copy
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-import datetime
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-import itertools
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-import re
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-import struct
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-import time
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-import types
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-import urllib
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-import urllib2
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-import urlparse
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-import warnings
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-
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-from htmlentitydefs import name2codepoint, codepoint2name, entitydefs
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-
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-try:
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- from io import BytesIO as _StringIO
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-except ImportError:
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- try:
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- from cStringIO import StringIO as _StringIO
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- except ImportError:
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- from StringIO import StringIO as _StringIO
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-
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-# ---------- optional modules (feedparser will work without these, but with reduced functionality) ----------
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-
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-# gzip is included with most Python distributions, but may not be available if you compiled your own
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-try:
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- import gzip
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-except ImportError:
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- gzip = None
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-try:
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- import zlib
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-except ImportError:
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- zlib = None
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-
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-# If a real XML parser is available, feedparser will attempt to use it. feedparser has
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-# been tested with the built-in SAX parser and libxml2. On platforms where the
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-# Python distribution does not come with an XML parser (such as Mac OS X 10.2 and some
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-# versions of FreeBSD), feedparser will quietly fall back on regex-based parsing.
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-try:
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- import xml.sax
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- from xml.sax.saxutils import escape as _xmlescape
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-except ImportError:
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- _XML_AVAILABLE = 0
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- def _xmlescape(data,entities={}):
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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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- for char, entity in entities:
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- data = data.replace(char, entity)
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- return data
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-else:
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- try:
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- xml.sax.make_parser(PREFERRED_XML_PARSERS) # test for valid parsers
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- except xml.sax.SAXReaderNotAvailable:
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- _XML_AVAILABLE = 0
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- else:
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- _XML_AVAILABLE = 1
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-
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-# sgmllib is not available by default in Python 3; if the end user doesn't have
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-# it available then we'll lose illformed XML parsing and content santizing
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-try:
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- import sgmllib
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-except ImportError:
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- # This is probably Python 3, which doesn't include sgmllib anymore
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- _SGML_AVAILABLE = 0
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-
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- # Mock sgmllib enough to allow subclassing later on
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- class sgmllib(object):
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- class SGMLParser(object):
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- def goahead(self, i):
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- pass
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- def parse_starttag(self, i):
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- pass
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-else:
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- _SGML_AVAILABLE = 1
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-
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- # sgmllib defines a number of module-level regular expressions that are
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- # insufficient for the XML parsing feedparser needs. Rather than modify
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- # the variables directly in sgmllib, they're defined here using the same
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- # names, and the compiled code objects of several sgmllib.SGMLParser
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- # methods are copied into _BaseHTMLProcessor so that they execute in
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- # feedparser's scope instead of sgmllib's scope.
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- charref = re.compile('&#(\d+|[xX][0-9a-fA-F]+);')
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- tagfind = re.compile('[a-zA-Z][-_.:a-zA-Z0-9]*')
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- attrfind = re.compile(
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- r'\s*([a-zA-Z_][-:.a-zA-Z_0-9]*)[$]?(\s*=\s*'
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- r'(\'[^\']*\'|"[^"]*"|[][\-a-zA-Z0-9./,:;+*%?!&$\(\)_#=~\'"@]*))?'
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- )
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-
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- # Unfortunately, these must be copied over to prevent NameError exceptions
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- entityref = sgmllib.entityref
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- incomplete = sgmllib.incomplete
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- interesting = sgmllib.interesting
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- shorttag = sgmllib.shorttag
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- shorttagopen = sgmllib.shorttagopen
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- starttagopen = sgmllib.starttagopen
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-
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- class _EndBracketRegEx:
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- def __init__(self):
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- # Overriding the built-in sgmllib.endbracket regex allows the
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- # parser to find angle brackets embedded in element attributes.
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- self.endbracket = re.compile('''([^'"<>]|"[^"]*"(?=>|/|\s|\w+=)|'[^']*'(?=>|/|\s|\w+=))*(?=[<>])|.*?(?=[<>])''')
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- def search(self, target, index=0):
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- match = self.endbracket.match(target, index)
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- if match is not None:
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- # Returning a new object in the calling thread's context
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- # resolves a thread-safety.
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- return EndBracketMatch(match)
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- return None
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- class EndBracketMatch:
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- def __init__(self, match):
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- self.match = match
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- def start(self, n):
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- return self.match.end(n)
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- endbracket = _EndBracketRegEx()
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-
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-
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-# iconv_codec provides support for more character encodings.
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-# It's available from http://cjkpython.i18n.org/
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-try:
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- import iconv_codec
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-except ImportError:
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- pass
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-
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-# chardet library auto-detects character encodings
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-# Download from http://chardet.feedparser.org/
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-try:
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- import chardet
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-except ImportError:
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- chardet = None
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-
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-# ---------- don't touch these ----------
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-class ThingsNobodyCaresAboutButMe(Exception): pass
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-class CharacterEncodingOverride(ThingsNobodyCaresAboutButMe): pass
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-class CharacterEncodingUnknown(ThingsNobodyCaresAboutButMe): pass
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-class NonXMLContentType(ThingsNobodyCaresAboutButMe): pass
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-class UndeclaredNamespace(Exception): pass
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-
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-SUPPORTED_VERSIONS = {'': u'unknown',
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- 'rss090': u'RSS 0.90',
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- 'rss091n': u'RSS 0.91 (Netscape)',
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- 'rss091u': u'RSS 0.91 (Userland)',
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- 'rss092': u'RSS 0.92',
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- 'rss093': u'RSS 0.93',
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- 'rss094': u'RSS 0.94',
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- 'rss20': u'RSS 2.0',
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- 'rss10': u'RSS 1.0',
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- 'rss': u'RSS (unknown version)',
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- 'atom01': u'Atom 0.1',
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- 'atom02': u'Atom 0.2',
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- 'atom03': u'Atom 0.3',
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- 'atom10': u'Atom 1.0',
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- 'atom': u'Atom (unknown version)',
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- 'cdf': u'CDF',
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- }
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-
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-class FeedParserDict(dict):
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- keymap = {'channel': 'feed',
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|
|
|
|
- 'items': 'entries',
|
|
|
|
|
- 'guid': 'id',
|
|
|
|
|
- 'date': 'updated',
|
|
|
|
|
- 'date_parsed': 'updated_parsed',
|
|
|
|
|
- 'description': ['summary', 'subtitle'],
|
|
|
|
|
- 'description_detail': ['summary_detail', 'subtitle_detail'],
|
|
|
|
|
- 'url': ['href'],
|
|
|
|
|
- 'modified': 'updated',
|
|
|
|
|
- 'modified_parsed': 'updated_parsed',
|
|
|
|
|
- 'issued': 'published',
|
|
|
|
|
- 'issued_parsed': 'published_parsed',
|
|
|
|
|
- 'copyright': 'rights',
|
|
|
|
|
- 'copyright_detail': 'rights_detail',
|
|
|
|
|
- 'tagline': 'subtitle',
|
|
|
|
|
- 'tagline_detail': 'subtitle_detail'}
|
|
|
|
|
- def __getitem__(self, key):
|
|
|
|
|
- '''
|
|
|
|
|
- :return: A :class:`FeedParserDict`.
|
|
|
|
|
- '''
|
|
|
|
|
- if key == 'category':
|
|
|
|
|
- try:
|
|
|
|
|
- return dict.__getitem__(self, 'tags')[0]['term']
|
|
|
|
|
- except IndexError:
|
|
|
|
|
- raise KeyError, "object doesn't have key 'category'"
|
|
|
|
|
- elif key == 'enclosures':
|
|
|
|
|
- norel = lambda link: FeedParserDict([(name,value) for (name,value) in link.items() if name!='rel'])
|
|
|
|
|
- return [norel(link) for link in dict.__getitem__(self, 'links') if link['rel']==u'enclosure']
|
|
|
|
|
- elif key == 'license':
|
|
|
|
|
- for link in dict.__getitem__(self, 'links'):
|
|
|
|
|
- if link['rel']==u'license' and 'href' in link:
|
|
|
|
|
- return link['href']
|
|
|
|
|
- elif key == 'updated':
|
|
|
|
|
- # Temporarily help developers out by keeping the old
|
|
|
|
|
- # broken behavior that was reported in issue 310.
|
|
|
|
|
- # This fix was proposed in issue 328.
|
|
|
|
|
- if not dict.__contains__(self, 'updated') and \
|
|
|
|
|
- dict.__contains__(self, 'published'):
|
|
|
|
|
- warnings.warn("To avoid breaking existing software while "
|
|
|
|
|
- "fixing issue 310, a temporary mapping has been created "
|
|
|
|
|
- "from `updated` to `published` if `updated` doesn't "
|
|
|
|
|
- "exist. This fallback will be removed in a future version "
|
|
|
|
|
- "of feedparser.", DeprecationWarning)
|
|
|
|
|
- return dict.__getitem__(self, 'published')
|
|
|
|
|
- return dict.__getitem__(self, 'updated')
|
|
|
|
|
- elif key == 'updated_parsed':
|
|
|
|
|
- if not dict.__contains__(self, 'updated_parsed') and \
|
|
|
|
|
- dict.__contains__(self, 'published_parsed'):
|
|
|
|
|
- warnings.warn("To avoid breaking existing software while "
|
|
|
|
|
- "fixing issue 310, a temporary mapping has been created "
|
|
|
|
|
- "from `updated_parsed` to `published_parsed` if "
|
|
|
|
|
- "`updated_parsed` doesn't exist. This fallback will be "
|
|
|
|
|
- "removed in a future version of feedparser.",
|
|
|
|
|
- DeprecationWarning)
|
|
|
|
|
- return dict.__getitem__(self, 'published_parsed')
|
|
|
|
|
- return dict.__getitem__(self, 'updated_parsed')
|
|
|
|
|
- else:
|
|
|
|
|
- realkey = self.keymap.get(key, key)
|
|
|
|
|
- if isinstance(realkey, list):
|
|
|
|
|
- for k in realkey:
|
|
|
|
|
- if dict.__contains__(self, k):
|
|
|
|
|
- return dict.__getitem__(self, k)
|
|
|
|
|
- elif dict.__contains__(self, realkey):
|
|
|
|
|
- return dict.__getitem__(self, realkey)
|
|
|
|
|
- return dict.__getitem__(self, key)
|
|
|
|
|
-
|
|
|
|
|
- def __contains__(self, key):
|
|
|
|
|
- if key in ('updated', 'updated_parsed'):
|
|
|
|
|
- # Temporarily help developers out by keeping the old
|
|
|
|
|
- # broken behavior that was reported in issue 310.
|
|
|
|
|
- # This fix was proposed in issue 328.
|
|
|
|
|
- return dict.__contains__(self, key)
|
|
|
|
|
- try:
|
|
|
|
|
- self.__getitem__(key)
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- return False
|
|
|
|
|
- else:
|
|
|
|
|
- return True
|
|
|
|
|
-
|
|
|
|
|
- has_key = __contains__
|
|
|
|
|
-
|
|
|
|
|
- def get(self, key, default=None):
|
|
|
|
|
- '''
|
|
|
|
|
- :return: A :class:`FeedParserDict`.
|
|
|
|
|
- '''
|
|
|
|
|
- try:
|
|
|
|
|
- return self.__getitem__(key)
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- return default
|
|
|
|
|
-
|
|
|
|
|
- def __setitem__(self, key, value):
|
|
|
|
|
- key = self.keymap.get(key, key)
|
|
|
|
|
- if isinstance(key, list):
|
|
|
|
|
- key = key[0]
|
|
|
|
|
- return dict.__setitem__(self, key, value)
|
|
|
|
|
-
|
|
|
|
|
- def setdefault(self, key, value):
|
|
|
|
|
- if key not in self:
|
|
|
|
|
- self[key] = value
|
|
|
|
|
- return value
|
|
|
|
|
- return self[key]
|
|
|
|
|
-
|
|
|
|
|
- def __getattr__(self, key):
|
|
|
|
|
- # __getattribute__() is called first; this will be called
|
|
|
|
|
- # only if an attribute was not already found
|
|
|
|
|
- try:
|
|
|
|
|
- return self.__getitem__(key)
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- raise AttributeError, "object has no attribute '%s'" % key
|
|
|
|
|
-
|
|
|
|
|
- def __hash__(self):
|
|
|
|
|
- return id(self)
|
|
|
|
|
-
|
|
|
|
|
-_cp1252 = {
|
|
|
|
|
- 128: unichr(8364), # euro sign
|
|
|
|
|
- 130: unichr(8218), # single low-9 quotation mark
|
|
|
|
|
- 131: unichr( 402), # latin small letter f with hook
|
|
|
|
|
- 132: unichr(8222), # double low-9 quotation mark
|
|
|
|
|
- 133: unichr(8230), # horizontal ellipsis
|
|
|
|
|
- 134: unichr(8224), # dagger
|
|
|
|
|
- 135: unichr(8225), # double dagger
|
|
|
|
|
- 136: unichr( 710), # modifier letter circumflex accent
|
|
|
|
|
- 137: unichr(8240), # per mille sign
|
|
|
|
|
- 138: unichr( 352), # latin capital letter s with caron
|
|
|
|
|
- 139: unichr(8249), # single left-pointing angle quotation mark
|
|
|
|
|
- 140: unichr( 338), # latin capital ligature oe
|
|
|
|
|
- 142: unichr( 381), # latin capital letter z with caron
|
|
|
|
|
- 145: unichr(8216), # left single quotation mark
|
|
|
|
|
- 146: unichr(8217), # right single quotation mark
|
|
|
|
|
- 147: unichr(8220), # left double quotation mark
|
|
|
|
|
- 148: unichr(8221), # right double quotation mark
|
|
|
|
|
- 149: unichr(8226), # bullet
|
|
|
|
|
- 150: unichr(8211), # en dash
|
|
|
|
|
- 151: unichr(8212), # em dash
|
|
|
|
|
- 152: unichr( 732), # small tilde
|
|
|
|
|
- 153: unichr(8482), # trade mark sign
|
|
|
|
|
- 154: unichr( 353), # latin small letter s with caron
|
|
|
|
|
- 155: unichr(8250), # single right-pointing angle quotation mark
|
|
|
|
|
- 156: unichr( 339), # latin small ligature oe
|
|
|
|
|
- 158: unichr( 382), # latin small letter z with caron
|
|
|
|
|
- 159: unichr( 376), # latin capital letter y with diaeresis
|
|
|
|
|
-}
|
|
|
|
|
-
|
|
|
|
|
-_urifixer = re.compile('^([A-Za-z][A-Za-z0-9+-.]*://)(/*)(.*?)')
|
|
|
|
|
-def _urljoin(base, uri):
|
|
|
|
|
- uri = _urifixer.sub(r'\1\3', uri)
|
|
|
|
|
- if not isinstance(uri, unicode):
|
|
|
|
|
- uri = uri.decode('utf-8', 'ignore')
|
|
|
|
|
- try:
|
|
|
|
|
- uri = urlparse.urljoin(base, uri)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- uri = u''
|
|
|
|
|
- if not isinstance(uri, unicode):
|
|
|
|
|
- return uri.decode('utf-8', 'ignore')
|
|
|
|
|
- return uri
|
|
|
|
|
-
|
|
|
|
|
-class _FeedParserMixin:
|
|
|
|
|
- namespaces = {
|
|
|
|
|
- '': '',
|
|
|
|
|
- 'http://backend.userland.com/rss': '',
|
|
|
|
|
- 'http://blogs.law.harvard.edu/tech/rss': '',
|
|
|
|
|
- 'http://purl.org/rss/1.0/': '',
|
|
|
|
|
- 'http://my.netscape.com/rdf/simple/0.9/': '',
|
|
|
|
|
- 'http://example.com/newformat#': '',
|
|
|
|
|
- 'http://example.com/necho': '',
|
|
|
|
|
- 'http://purl.org/echo/': '',
|
|
|
|
|
- 'uri/of/echo/namespace#': '',
|
|
|
|
|
- 'http://purl.org/pie/': '',
|
|
|
|
|
- 'http://purl.org/atom/ns#': '',
|
|
|
|
|
- 'http://www.w3.org/2005/Atom': '',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/rss091#': '',
|
|
|
|
|
-
|
|
|
|
|
- 'http://webns.net/mvcb/': 'admin',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/aggregation/': 'ag',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/annotate/': 'annotate',
|
|
|
|
|
- 'http://media.tangent.org/rss/1.0/': 'audio',
|
|
|
|
|
- 'http://backend.userland.com/blogChannelModule': 'blogChannel',
|
|
|
|
|
- 'http://web.resource.org/cc/': 'cc',
|
|
|
|
|
- 'http://backend.userland.com/creativeCommonsRssModule': 'creativeCommons',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/company': 'co',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/content/': 'content',
|
|
|
|
|
- 'http://my.theinfo.org/changed/1.0/rss/': 'cp',
|
|
|
|
|
- 'http://purl.org/dc/elements/1.1/': 'dc',
|
|
|
|
|
- 'http://purl.org/dc/terms/': 'dcterms',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/email/': 'email',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/event/': 'ev',
|
|
|
|
|
- 'http://rssnamespace.org/feedburner/ext/1.0': 'feedburner',
|
|
|
|
|
- 'http://freshmeat.net/rss/fm/': 'fm',
|
|
|
|
|
- 'http://xmlns.com/foaf/0.1/': 'foaf',
|
|
|
|
|
- 'http://www.w3.org/2003/01/geo/wgs84_pos#': 'geo',
|
|
|
|
|
- 'http://www.georss.org/georss': 'georss',
|
|
|
|
|
- 'http://www.opengis.net/gml': 'gml',
|
|
|
|
|
- 'http://postneo.com/icbm/': 'icbm',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/image/': 'image',
|
|
|
|
|
- 'http://www.itunes.com/DTDs/PodCast-1.0.dtd': 'itunes',
|
|
|
|
|
- 'http://example.com/DTDs/PodCast-1.0.dtd': 'itunes',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/link/': 'l',
|
|
|
|
|
- 'http://search.yahoo.com/mrss': 'media',
|
|
|
|
|
- # Version 1.1.2 of the Media RSS spec added the trailing slash on the namespace
|
|
|
|
|
- 'http://search.yahoo.com/mrss/': 'media',
|
|
|
|
|
- 'http://madskills.com/public/xml/rss/module/pingback/': 'pingback',
|
|
|
|
|
- 'http://prismstandard.org/namespaces/1.2/basic/': 'prism',
|
|
|
|
|
- 'http://www.w3.org/1999/02/22-rdf-syntax-ns#': 'rdf',
|
|
|
|
|
- 'http://www.w3.org/2000/01/rdf-schema#': 'rdfs',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/reference/': 'ref',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/richequiv/': 'reqv',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/search/': 'search',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/slash/': 'slash',
|
|
|
|
|
- 'http://schemas.xmlsoap.org/soap/envelope/': 'soap',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/servicestatus/': 'ss',
|
|
|
|
|
- 'http://hacks.benhammersley.com/rss/streaming/': 'str',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/subscription/': 'sub',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/syndication/': 'sy',
|
|
|
|
|
- 'http://schemas.pocketsoap.com/rss/myDescModule/': 'szf',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/taxonomy/': 'taxo',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/threading/': 'thr',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/textinput/': 'ti',
|
|
|
|
|
- 'http://madskills.com/public/xml/rss/module/trackback/': 'trackback',
|
|
|
|
|
- 'http://wellformedweb.org/commentAPI/': 'wfw',
|
|
|
|
|
- 'http://purl.org/rss/1.0/modules/wiki/': 'wiki',
|
|
|
|
|
- 'http://www.w3.org/1999/xhtml': 'xhtml',
|
|
|
|
|
- 'http://www.w3.org/1999/xlink': 'xlink',
|
|
|
|
|
- 'http://www.w3.org/XML/1998/namespace': 'xml',
|
|
|
|
|
- 'http://podlove.org/simple-chapters': 'psc',
|
|
|
|
|
- }
|
|
|
|
|
- _matchnamespaces = {}
|
|
|
|
|
-
|
|
|
|
|
- can_be_relative_uri = set(['link', 'id', 'wfw_comment', 'wfw_commentrss', 'docs', 'url', 'href', 'comments', 'icon', 'logo'])
|
|
|
|
|
- can_contain_relative_uris = set(['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description'])
|
|
|
|
|
- can_contain_dangerous_markup = set(['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description'])
|
|
|
|
|
- html_types = [u'text/html', u'application/xhtml+xml']
|
|
|
|
|
-
|
|
|
|
|
- def __init__(self, baseuri=None, baselang=None, encoding=u'utf-8'):
|
|
|
|
|
- if not self._matchnamespaces:
|
|
|
|
|
- for k, v in self.namespaces.items():
|
|
|
|
|
- self._matchnamespaces[k.lower()] = v
|
|
|
|
|
- self.feeddata = FeedParserDict() # feed-level data
|
|
|
|
|
- self.encoding = encoding # character encoding
|
|
|
|
|
- self.entries = [] # list of entry-level data
|
|
|
|
|
- self.version = u'' # feed type/version, see SUPPORTED_VERSIONS
|
|
|
|
|
- self.namespacesInUse = {} # dictionary of namespaces defined by the feed
|
|
|
|
|
-
|
|
|
|
|
- # the following are used internally to track state;
|
|
|
|
|
- # this is really out of control and should be refactored
|
|
|
|
|
- self.infeed = 0
|
|
|
|
|
- self.inentry = 0
|
|
|
|
|
- self.incontent = 0
|
|
|
|
|
- self.intextinput = 0
|
|
|
|
|
- self.inimage = 0
|
|
|
|
|
- self.inauthor = 0
|
|
|
|
|
- self.incontributor = 0
|
|
|
|
|
- self.inpublisher = 0
|
|
|
|
|
- self.insource = 0
|
|
|
|
|
-
|
|
|
|
|
- # georss
|
|
|
|
|
- self.ingeometry = 0
|
|
|
|
|
-
|
|
|
|
|
- self.sourcedata = FeedParserDict()
|
|
|
|
|
- self.contentparams = FeedParserDict()
|
|
|
|
|
- self._summaryKey = None
|
|
|
|
|
- self.namespacemap = {}
|
|
|
|
|
- self.elementstack = []
|
|
|
|
|
- self.basestack = []
|
|
|
|
|
- self.langstack = []
|
|
|
|
|
- self.baseuri = baseuri or u''
|
|
|
|
|
- self.lang = baselang or None
|
|
|
|
|
- self.svgOK = 0
|
|
|
|
|
- self.title_depth = -1
|
|
|
|
|
- self.depth = 0
|
|
|
|
|
- # psc_chapters_flag prevents multiple psc_chapters from being
|
|
|
|
|
- # captured in a single entry or item. The transition states are
|
|
|
|
|
- # None -> True -> False. psc_chapter elements will only be
|
|
|
|
|
- # captured while it is True.
|
|
|
|
|
- self.psc_chapters_flag = None
|
|
|
|
|
- if baselang:
|
|
|
|
|
- self.feeddata['language'] = baselang.replace('_','-')
|
|
|
|
|
-
|
|
|
|
|
- # A map of the following form:
|
|
|
|
|
- # {
|
|
|
|
|
- # object_that_value_is_set_on: {
|
|
|
|
|
- # property_name: depth_of_node_property_was_extracted_from,
|
|
|
|
|
- # other_property: depth_of_node_property_was_extracted_from,
|
|
|
|
|
- # },
|
|
|
|
|
- # }
|
|
|
|
|
- self.property_depth_map = {}
|
|
|
|
|
-
|
|
|
|
|
- def _normalize_attributes(self, kv):
|
|
|
|
|
- k = kv[0].lower()
|
|
|
|
|
- v = k in ('rel', 'type') and kv[1].lower() or kv[1]
|
|
|
|
|
- # the sgml parser doesn't handle entities in attributes, nor
|
|
|
|
|
- # does it pass the attribute values through as unicode, while
|
|
|
|
|
- # strict xml parsers do -- account for this difference
|
|
|
|
|
- if isinstance(self, _LooseFeedParser):
|
|
|
|
|
- v = v.replace('&', '&')
|
|
|
|
|
- if not isinstance(v, unicode):
|
|
|
|
|
- v = v.decode('utf-8')
|
|
|
|
|
- return (k, v)
|
|
|
|
|
-
|
|
|
|
|
- def unknown_starttag(self, tag, attrs):
|
|
|
|
|
- # increment depth counter
|
|
|
|
|
- self.depth += 1
|
|
|
|
|
-
|
|
|
|
|
- # normalize attrs
|
|
|
|
|
- attrs = map(self._normalize_attributes, attrs)
|
|
|
|
|
-
|
|
|
|
|
- # track xml:base and xml:lang
|
|
|
|
|
- attrsD = dict(attrs)
|
|
|
|
|
- baseuri = attrsD.get('xml:base', attrsD.get('base')) or self.baseuri
|
|
|
|
|
- if not isinstance(baseuri, unicode):
|
|
|
|
|
- baseuri = baseuri.decode(self.encoding, 'ignore')
|
|
|
|
|
- # ensure that self.baseuri is always an absolute URI that
|
|
|
|
|
- # uses a whitelisted URI scheme (e.g. not `javscript:`)
|
|
|
|
|
- if self.baseuri:
|
|
|
|
|
- self.baseuri = _makeSafeAbsoluteURI(self.baseuri, baseuri) or self.baseuri
|
|
|
|
|
- else:
|
|
|
|
|
- self.baseuri = _urljoin(self.baseuri, baseuri)
|
|
|
|
|
- lang = attrsD.get('xml:lang', attrsD.get('lang'))
|
|
|
|
|
- if lang == '':
|
|
|
|
|
- # xml:lang could be explicitly set to '', we need to capture that
|
|
|
|
|
- lang = None
|
|
|
|
|
- elif lang is None:
|
|
|
|
|
- # if no xml:lang is specified, use parent lang
|
|
|
|
|
- lang = self.lang
|
|
|
|
|
- if lang:
|
|
|
|
|
- if tag in ('feed', 'rss', 'rdf:RDF'):
|
|
|
|
|
- self.feeddata['language'] = lang.replace('_','-')
|
|
|
|
|
- self.lang = lang
|
|
|
|
|
- self.basestack.append(self.baseuri)
|
|
|
|
|
- self.langstack.append(lang)
|
|
|
|
|
-
|
|
|
|
|
- # track namespaces
|
|
|
|
|
- for prefix, uri in attrs:
|
|
|
|
|
- if prefix.startswith('xmlns:'):
|
|
|
|
|
- self.trackNamespace(prefix[6:], uri)
|
|
|
|
|
- elif prefix == 'xmlns':
|
|
|
|
|
- self.trackNamespace(None, uri)
|
|
|
|
|
-
|
|
|
|
|
- # track inline content
|
|
|
|
|
- if self.incontent and not self.contentparams.get('type', u'xml').endswith(u'xml'):
|
|
|
|
|
- if tag in ('xhtml:div', 'div'):
|
|
|
|
|
- return # typepad does this 10/2007
|
|
|
|
|
- # element declared itself as escaped markup, but it isn't really
|
|
|
|
|
- self.contentparams['type'] = u'application/xhtml+xml'
|
|
|
|
|
- if self.incontent and self.contentparams.get('type') == u'application/xhtml+xml':
|
|
|
|
|
- if tag.find(':') <> -1:
|
|
|
|
|
- prefix, tag = tag.split(':', 1)
|
|
|
|
|
- namespace = self.namespacesInUse.get(prefix, '')
|
|
|
|
|
- if tag=='math' and namespace=='http://www.w3.org/1998/Math/MathML':
|
|
|
|
|
- attrs.append(('xmlns',namespace))
|
|
|
|
|
- if tag=='svg' and namespace=='http://www.w3.org/2000/svg':
|
|
|
|
|
- attrs.append(('xmlns',namespace))
|
|
|
|
|
- if tag == 'svg':
|
|
|
|
|
- self.svgOK += 1
|
|
|
|
|
- return self.handle_data('<%s%s>' % (tag, self.strattrs(attrs)), escape=0)
|
|
|
|
|
-
|
|
|
|
|
- # match namespaces
|
|
|
|
|
- if tag.find(':') <> -1:
|
|
|
|
|
- prefix, suffix = tag.split(':', 1)
|
|
|
|
|
- else:
|
|
|
|
|
- prefix, suffix = '', tag
|
|
|
|
|
- prefix = self.namespacemap.get(prefix, prefix)
|
|
|
|
|
- if prefix:
|
|
|
|
|
- prefix = prefix + '_'
|
|
|
|
|
-
|
|
|
|
|
- # special hack for better tracking of empty textinput/image elements in illformed feeds
|
|
|
|
|
- if (not prefix) and tag not in ('title', 'link', 'description', 'name'):
|
|
|
|
|
- self.intextinput = 0
|
|
|
|
|
- if (not prefix) and tag not in ('title', 'link', 'description', 'url', 'href', 'width', 'height'):
|
|
|
|
|
- self.inimage = 0
|
|
|
|
|
-
|
|
|
|
|
- # call special handler (if defined) or default handler
|
|
|
|
|
- methodname = '_start_' + prefix + suffix
|
|
|
|
|
- try:
|
|
|
|
|
- method = getattr(self, methodname)
|
|
|
|
|
- return method(attrsD)
|
|
|
|
|
- except AttributeError:
|
|
|
|
|
- # Since there's no handler or something has gone wrong we explicitly add the element and its attributes
|
|
|
|
|
- unknown_tag = prefix + suffix
|
|
|
|
|
- if len(attrsD) == 0:
|
|
|
|
|
- # No attributes so merge it into the encosing dictionary
|
|
|
|
|
- return self.push(unknown_tag, 1)
|
|
|
|
|
- else:
|
|
|
|
|
- # Has attributes so create it in its own dictionary
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context[unknown_tag] = attrsD
|
|
|
|
|
-
|
|
|
|
|
- def unknown_endtag(self, tag):
|
|
|
|
|
- # match namespaces
|
|
|
|
|
- if tag.find(':') <> -1:
|
|
|
|
|
- prefix, suffix = tag.split(':', 1)
|
|
|
|
|
- else:
|
|
|
|
|
- prefix, suffix = '', tag
|
|
|
|
|
- prefix = self.namespacemap.get(prefix, prefix)
|
|
|
|
|
- if prefix:
|
|
|
|
|
- prefix = prefix + '_'
|
|
|
|
|
- if suffix == 'svg' and self.svgOK:
|
|
|
|
|
- self.svgOK -= 1
|
|
|
|
|
-
|
|
|
|
|
- # call special handler (if defined) or default handler
|
|
|
|
|
- methodname = '_end_' + prefix + suffix
|
|
|
|
|
- try:
|
|
|
|
|
- if self.svgOK:
|
|
|
|
|
- raise AttributeError()
|
|
|
|
|
- method = getattr(self, methodname)
|
|
|
|
|
- method()
|
|
|
|
|
- except AttributeError:
|
|
|
|
|
- self.pop(prefix + suffix)
|
|
|
|
|
-
|
|
|
|
|
- # track inline content
|
|
|
|
|
- if self.incontent and not self.contentparams.get('type', u'xml').endswith(u'xml'):
|
|
|
|
|
- # element declared itself as escaped markup, but it isn't really
|
|
|
|
|
- if tag in ('xhtml:div', 'div'):
|
|
|
|
|
- return # typepad does this 10/2007
|
|
|
|
|
- self.contentparams['type'] = u'application/xhtml+xml'
|
|
|
|
|
- if self.incontent and self.contentparams.get('type') == u'application/xhtml+xml':
|
|
|
|
|
- tag = tag.split(':')[-1]
|
|
|
|
|
- self.handle_data('</%s>' % tag, escape=0)
|
|
|
|
|
-
|
|
|
|
|
- # track xml:base and xml:lang going out of scope
|
|
|
|
|
- if self.basestack:
|
|
|
|
|
- self.basestack.pop()
|
|
|
|
|
- if self.basestack and self.basestack[-1]:
|
|
|
|
|
- self.baseuri = self.basestack[-1]
|
|
|
|
|
- if self.langstack:
|
|
|
|
|
- self.langstack.pop()
|
|
|
|
|
- if self.langstack: # and (self.langstack[-1] is not None):
|
|
|
|
|
- self.lang = self.langstack[-1]
|
|
|
|
|
-
|
|
|
|
|
- self.depth -= 1
|
|
|
|
|
-
|
|
|
|
|
- def handle_charref(self, ref):
|
|
|
|
|
- # called for each character reference, e.g. for ' ', ref will be '160'
|
|
|
|
|
- if not self.elementstack:
|
|
|
|
|
- return
|
|
|
|
|
- ref = ref.lower()
|
|
|
|
|
- if ref in ('34', '38', '39', '60', '62', 'x22', 'x26', 'x27', 'x3c', 'x3e'):
|
|
|
|
|
- text = '&#%s;' % ref
|
|
|
|
|
- else:
|
|
|
|
|
- if ref[0] == 'x':
|
|
|
|
|
- c = int(ref[1:], 16)
|
|
|
|
|
- else:
|
|
|
|
|
- c = int(ref)
|
|
|
|
|
- text = unichr(c).encode('utf-8')
|
|
|
|
|
- self.elementstack[-1][2].append(text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_entityref(self, ref):
|
|
|
|
|
- # called for each entity reference, e.g. for '©', ref will be 'copy'
|
|
|
|
|
- if not self.elementstack:
|
|
|
|
|
- return
|
|
|
|
|
- if ref in ('lt', 'gt', 'quot', 'amp', 'apos'):
|
|
|
|
|
- text = '&%s;' % ref
|
|
|
|
|
- elif ref in self.entities:
|
|
|
|
|
- text = self.entities[ref]
|
|
|
|
|
- if text.startswith('&#') and text.endswith(';'):
|
|
|
|
|
- return self.handle_entityref(text)
|
|
|
|
|
- else:
|
|
|
|
|
- try:
|
|
|
|
|
- name2codepoint[ref]
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- text = '&%s;' % ref
|
|
|
|
|
- else:
|
|
|
|
|
- text = unichr(name2codepoint[ref]).encode('utf-8')
|
|
|
|
|
- self.elementstack[-1][2].append(text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_data(self, text, escape=1):
|
|
|
|
|
- # called for each block of plain text, i.e. outside of any tag and
|
|
|
|
|
- # not containing any character or entity references
|
|
|
|
|
- if not self.elementstack:
|
|
|
|
|
- return
|
|
|
|
|
- if escape and self.contentparams.get('type') == u'application/xhtml+xml':
|
|
|
|
|
- text = _xmlescape(text)
|
|
|
|
|
- self.elementstack[-1][2].append(text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_comment(self, text):
|
|
|
|
|
- # called for each comment, e.g. <!-- insert message here -->
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def handle_pi(self, text):
|
|
|
|
|
- # called for each processing instruction, e.g. <?instruction>
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def handle_decl(self, text):
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def parse_declaration(self, i):
|
|
|
|
|
- # override internal declaration handler to handle CDATA blocks
|
|
|
|
|
- if self.rawdata[i:i+9] == '<![CDATA[':
|
|
|
|
|
- k = self.rawdata.find(']]>', i)
|
|
|
|
|
- if k == -1:
|
|
|
|
|
- # CDATA block began but didn't finish
|
|
|
|
|
- k = len(self.rawdata)
|
|
|
|
|
- return k
|
|
|
|
|
- self.handle_data(_xmlescape(self.rawdata[i+9:k]), 0)
|
|
|
|
|
- return k+3
|
|
|
|
|
- else:
|
|
|
|
|
- k = self.rawdata.find('>', i)
|
|
|
|
|
- if k >= 0:
|
|
|
|
|
- return k+1
|
|
|
|
|
- else:
|
|
|
|
|
- # We have an incomplete CDATA block.
|
|
|
|
|
- return k
|
|
|
|
|
-
|
|
|
|
|
- def mapContentType(self, contentType):
|
|
|
|
|
- contentType = contentType.lower()
|
|
|
|
|
- if contentType == 'text' or contentType == 'plain':
|
|
|
|
|
- contentType = u'text/plain'
|
|
|
|
|
- elif contentType == 'html':
|
|
|
|
|
- contentType = u'text/html'
|
|
|
|
|
- elif contentType == 'xhtml':
|
|
|
|
|
- contentType = u'application/xhtml+xml'
|
|
|
|
|
- return contentType
|
|
|
|
|
-
|
|
|
|
|
- def trackNamespace(self, prefix, uri):
|
|
|
|
|
- loweruri = uri.lower()
|
|
|
|
|
- if not self.version:
|
|
|
|
|
- if (prefix, loweruri) == (None, 'http://my.netscape.com/rdf/simple/0.9/'):
|
|
|
|
|
- self.version = u'rss090'
|
|
|
|
|
- elif loweruri == 'http://purl.org/rss/1.0/':
|
|
|
|
|
- self.version = u'rss10'
|
|
|
|
|
- elif loweruri == 'http://www.w3.org/2005/atom':
|
|
|
|
|
- self.version = u'atom10'
|
|
|
|
|
- if loweruri.find(u'backend.userland.com/rss') <> -1:
|
|
|
|
|
- # match any backend.userland.com namespace
|
|
|
|
|
- uri = u'http://backend.userland.com/rss'
|
|
|
|
|
- loweruri = uri
|
|
|
|
|
- if loweruri in self._matchnamespaces:
|
|
|
|
|
- self.namespacemap[prefix] = self._matchnamespaces[loweruri]
|
|
|
|
|
- self.namespacesInUse[self._matchnamespaces[loweruri]] = uri
|
|
|
|
|
- else:
|
|
|
|
|
- self.namespacesInUse[prefix or ''] = uri
|
|
|
|
|
-
|
|
|
|
|
- def resolveURI(self, uri):
|
|
|
|
|
- return _urljoin(self.baseuri or u'', uri)
|
|
|
|
|
-
|
|
|
|
|
- def decodeEntities(self, element, data):
|
|
|
|
|
- return data
|
|
|
|
|
-
|
|
|
|
|
- def strattrs(self, attrs):
|
|
|
|
|
- return ''.join([' %s="%s"' % (t[0],_xmlescape(t[1],{'"':'"'})) for t in attrs])
|
|
|
|
|
-
|
|
|
|
|
- def push(self, element, expectingText):
|
|
|
|
|
- self.elementstack.append([element, expectingText, []])
|
|
|
|
|
-
|
|
|
|
|
- def pop(self, element, stripWhitespace=1):
|
|
|
|
|
- if not self.elementstack:
|
|
|
|
|
- return
|
|
|
|
|
- if self.elementstack[-1][0] != element:
|
|
|
|
|
- return
|
|
|
|
|
-
|
|
|
|
|
- element, expectingText, pieces = self.elementstack.pop()
|
|
|
|
|
-
|
|
|
|
|
- if self.version == u'atom10' and self.contentparams.get('type', u'text') == u'application/xhtml+xml':
|
|
|
|
|
- # remove enclosing child element, but only if it is a <div> and
|
|
|
|
|
- # only if all the remaining content is nested underneath it.
|
|
|
|
|
- # This means that the divs would be retained in the following:
|
|
|
|
|
- # <div>foo</div><div>bar</div>
|
|
|
|
|
- while pieces and len(pieces)>1 and not pieces[-1].strip():
|
|
|
|
|
- del pieces[-1]
|
|
|
|
|
- while pieces and len(pieces)>1 and not pieces[0].strip():
|
|
|
|
|
- del pieces[0]
|
|
|
|
|
- if pieces and (pieces[0] == '<div>' or pieces[0].startswith('<div ')) and pieces[-1]=='</div>':
|
|
|
|
|
- depth = 0
|
|
|
|
|
- for piece in pieces[:-1]:
|
|
|
|
|
- if piece.startswith('</'):
|
|
|
|
|
- depth -= 1
|
|
|
|
|
- if depth == 0:
|
|
|
|
|
- break
|
|
|
|
|
- elif piece.startswith('<') and not piece.endswith('/>'):
|
|
|
|
|
- depth += 1
|
|
|
|
|
- else:
|
|
|
|
|
- pieces = pieces[1:-1]
|
|
|
|
|
-
|
|
|
|
|
- # Ensure each piece is a str for Python 3
|
|
|
|
|
- for (i, v) in enumerate(pieces):
|
|
|
|
|
- if not isinstance(v, unicode):
|
|
|
|
|
- pieces[i] = v.decode('utf-8')
|
|
|
|
|
-
|
|
|
|
|
- output = u''.join(pieces)
|
|
|
|
|
- if stripWhitespace:
|
|
|
|
|
- output = output.strip()
|
|
|
|
|
- if not expectingText:
|
|
|
|
|
- return output
|
|
|
|
|
-
|
|
|
|
|
- # decode base64 content
|
|
|
|
|
- if base64 and self.contentparams.get('base64', 0):
|
|
|
|
|
- try:
|
|
|
|
|
- output = _base64decode(output)
|
|
|
|
|
- except binascii.Error:
|
|
|
|
|
- pass
|
|
|
|
|
- except binascii.Incomplete:
|
|
|
|
|
- pass
|
|
|
|
|
- except TypeError:
|
|
|
|
|
- # In Python 3, base64 takes and outputs bytes, not str
|
|
|
|
|
- # This may not be the most correct way to accomplish this
|
|
|
|
|
- output = _base64decode(output.encode('utf-8')).decode('utf-8')
|
|
|
|
|
-
|
|
|
|
|
- # resolve relative URIs
|
|
|
|
|
- if (element in self.can_be_relative_uri) and output:
|
|
|
|
|
- # do not resolve guid elements with isPermalink="false"
|
|
|
|
|
- if not element == 'id' or self.guidislink:
|
|
|
|
|
- output = self.resolveURI(output)
|
|
|
|
|
-
|
|
|
|
|
- # decode entities within embedded markup
|
|
|
|
|
- if not self.contentparams.get('base64', 0):
|
|
|
|
|
- output = self.decodeEntities(element, output)
|
|
|
|
|
-
|
|
|
|
|
- # some feed formats require consumers to guess
|
|
|
|
|
- # whether the content is html or plain text
|
|
|
|
|
- if not self.version.startswith(u'atom') and self.contentparams.get('type') == u'text/plain':
|
|
|
|
|
- if self.lookslikehtml(output):
|
|
|
|
|
- self.contentparams['type'] = u'text/html'
|
|
|
|
|
-
|
|
|
|
|
- # remove temporary cruft from contentparams
|
|
|
|
|
- try:
|
|
|
|
|
- del self.contentparams['mode']
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- pass
|
|
|
|
|
- try:
|
|
|
|
|
- del self.contentparams['base64']
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- is_htmlish = self.mapContentType(self.contentparams.get('type', u'text/html')) in self.html_types
|
|
|
|
|
- # resolve relative URIs within embedded markup
|
|
|
|
|
- if is_htmlish and RESOLVE_RELATIVE_URIS:
|
|
|
|
|
- if element in self.can_contain_relative_uris:
|
|
|
|
|
- output = _resolveRelativeURIs(output, self.baseuri, self.encoding, self.contentparams.get('type', u'text/html'))
|
|
|
|
|
-
|
|
|
|
|
- # sanitize embedded markup
|
|
|
|
|
- if is_htmlish and SANITIZE_HTML:
|
|
|
|
|
- if element in self.can_contain_dangerous_markup:
|
|
|
|
|
- output = _sanitizeHTML(output, self.encoding, self.contentparams.get('type', u'text/html'))
|
|
|
|
|
-
|
|
|
|
|
- if self.encoding and not isinstance(output, unicode):
|
|
|
|
|
- output = output.decode(self.encoding, 'ignore')
|
|
|
|
|
-
|
|
|
|
|
- # address common error where people take data that is already
|
|
|
|
|
- # utf-8, presume that it is iso-8859-1, and re-encode it.
|
|
|
|
|
- if self.encoding in (u'utf-8', u'utf-8_INVALID_PYTHON_3') and isinstance(output, unicode):
|
|
|
|
|
- try:
|
|
|
|
|
- output = output.encode('iso-8859-1').decode('utf-8')
|
|
|
|
|
- except (UnicodeEncodeError, UnicodeDecodeError):
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- # map win-1252 extensions to the proper code points
|
|
|
|
|
- if isinstance(output, unicode):
|
|
|
|
|
- output = output.translate(_cp1252)
|
|
|
|
|
-
|
|
|
|
|
- # categories/tags/keywords/whatever are handled in _end_category or _end_tags or _end_itunes_keywords
|
|
|
|
|
- if element in ('category', 'tags', 'itunes_keywords'):
|
|
|
|
|
- return output
|
|
|
|
|
-
|
|
|
|
|
- if element == 'title' and -1 < self.title_depth <= self.depth:
|
|
|
|
|
- return output
|
|
|
|
|
-
|
|
|
|
|
- # store output in appropriate place(s)
|
|
|
|
|
- if self.inentry and not self.insource:
|
|
|
|
|
- if element == 'content':
|
|
|
|
|
- self.entries[-1].setdefault(element, [])
|
|
|
|
|
- contentparams = copy.deepcopy(self.contentparams)
|
|
|
|
|
- contentparams['value'] = output
|
|
|
|
|
- self.entries[-1][element].append(contentparams)
|
|
|
|
|
- elif element == 'link':
|
|
|
|
|
- if not self.inimage:
|
|
|
|
|
- # query variables in urls in link elements are improperly
|
|
|
|
|
- # converted from `?a=1&b=2` to `?a=1&b;=2` as if they're
|
|
|
|
|
- # unhandled character references. fix this special case.
|
|
|
|
|
- output = output.replace('&', '&')
|
|
|
|
|
- output = re.sub("&([A-Za-z0-9_]+);", "&\g<1>", output)
|
|
|
|
|
- self.entries[-1][element] = output
|
|
|
|
|
- if output:
|
|
|
|
|
- self.entries[-1]['links'][-1]['href'] = output
|
|
|
|
|
- else:
|
|
|
|
|
- if element == 'description':
|
|
|
|
|
- element = 'summary'
|
|
|
|
|
- old_value_depth = self.property_depth_map.setdefault(self.entries[-1], {}).get(element)
|
|
|
|
|
- if old_value_depth is None or self.depth <= old_value_depth:
|
|
|
|
|
- self.property_depth_map[self.entries[-1]][element] = self.depth
|
|
|
|
|
- self.entries[-1][element] = output
|
|
|
|
|
- if self.incontent:
|
|
|
|
|
- contentparams = copy.deepcopy(self.contentparams)
|
|
|
|
|
- contentparams['value'] = output
|
|
|
|
|
- self.entries[-1][element + '_detail'] = contentparams
|
|
|
|
|
- elif (self.infeed or self.insource):# and (not self.intextinput) and (not self.inimage):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if element == 'description':
|
|
|
|
|
- element = 'subtitle'
|
|
|
|
|
- context[element] = output
|
|
|
|
|
- if element == 'link':
|
|
|
|
|
- # fix query variables; see above for the explanation
|
|
|
|
|
- output = re.sub("&([A-Za-z0-9_]+);", "&\g<1>", output)
|
|
|
|
|
- context[element] = output
|
|
|
|
|
- context['links'][-1]['href'] = output
|
|
|
|
|
- elif self.incontent:
|
|
|
|
|
- contentparams = copy.deepcopy(self.contentparams)
|
|
|
|
|
- contentparams['value'] = output
|
|
|
|
|
- context[element + '_detail'] = contentparams
|
|
|
|
|
- return output
|
|
|
|
|
-
|
|
|
|
|
- def pushContent(self, tag, attrsD, defaultContentType, expectingText):
|
|
|
|
|
- self.incontent += 1
|
|
|
|
|
- if self.lang:
|
|
|
|
|
- self.lang=self.lang.replace('_','-')
|
|
|
|
|
- self.contentparams = FeedParserDict({
|
|
|
|
|
- 'type': self.mapContentType(attrsD.get('type', defaultContentType)),
|
|
|
|
|
- 'language': self.lang,
|
|
|
|
|
- 'base': self.baseuri})
|
|
|
|
|
- self.contentparams['base64'] = self._isBase64(attrsD, self.contentparams)
|
|
|
|
|
- self.push(tag, expectingText)
|
|
|
|
|
-
|
|
|
|
|
- def popContent(self, tag):
|
|
|
|
|
- value = self.pop(tag)
|
|
|
|
|
- self.incontent -= 1
|
|
|
|
|
- self.contentparams.clear()
|
|
|
|
|
- return value
|
|
|
|
|
-
|
|
|
|
|
- # a number of elements in a number of RSS variants are nominally plain
|
|
|
|
|
- # text, but this is routinely ignored. This is an attempt to detect
|
|
|
|
|
- # the most common cases. As false positives often result in silent
|
|
|
|
|
- # data loss, this function errs on the conservative side.
|
|
|
|
|
- @staticmethod
|
|
|
|
|
- def lookslikehtml(s):
|
|
|
|
|
- # must have a close tag or an entity reference to qualify
|
|
|
|
|
- if not (re.search(r'</(\w+)>',s) or re.search("&#?\w+;",s)):
|
|
|
|
|
- return
|
|
|
|
|
-
|
|
|
|
|
- # all tags must be in a restricted subset of valid HTML tags
|
|
|
|
|
- if filter(lambda t: t.lower() not in _HTMLSanitizer.acceptable_elements,
|
|
|
|
|
- re.findall(r'</?(\w+)',s)):
|
|
|
|
|
- return
|
|
|
|
|
-
|
|
|
|
|
- # all entities must have been defined as valid HTML entities
|
|
|
|
|
- if filter(lambda e: e not in entitydefs.keys(), re.findall(r'&(\w+);', s)):
|
|
|
|
|
- return
|
|
|
|
|
-
|
|
|
|
|
- return 1
|
|
|
|
|
-
|
|
|
|
|
- def _mapToStandardPrefix(self, name):
|
|
|
|
|
- colonpos = name.find(':')
|
|
|
|
|
- if colonpos <> -1:
|
|
|
|
|
- prefix = name[:colonpos]
|
|
|
|
|
- suffix = name[colonpos+1:]
|
|
|
|
|
- prefix = self.namespacemap.get(prefix, prefix)
|
|
|
|
|
- name = prefix + ':' + suffix
|
|
|
|
|
- return name
|
|
|
|
|
-
|
|
|
|
|
- def _getAttribute(self, attrsD, name):
|
|
|
|
|
- return attrsD.get(self._mapToStandardPrefix(name))
|
|
|
|
|
-
|
|
|
|
|
- def _isBase64(self, attrsD, contentparams):
|
|
|
|
|
- if attrsD.get('mode', '') == 'base64':
|
|
|
|
|
- return 1
|
|
|
|
|
- if self.contentparams['type'].startswith(u'text/'):
|
|
|
|
|
- return 0
|
|
|
|
|
- if self.contentparams['type'].endswith(u'+xml'):
|
|
|
|
|
- return 0
|
|
|
|
|
- if self.contentparams['type'].endswith(u'/xml'):
|
|
|
|
|
- return 0
|
|
|
|
|
- return 1
|
|
|
|
|
-
|
|
|
|
|
- def _itsAnHrefDamnIt(self, attrsD):
|
|
|
|
|
- href = attrsD.get('url', attrsD.get('uri', attrsD.get('href', None)))
|
|
|
|
|
- if href:
|
|
|
|
|
- try:
|
|
|
|
|
- del attrsD['url']
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- pass
|
|
|
|
|
- try:
|
|
|
|
|
- del attrsD['uri']
|
|
|
|
|
- except KeyError:
|
|
|
|
|
- pass
|
|
|
|
|
- attrsD['href'] = href
|
|
|
|
|
- return attrsD
|
|
|
|
|
-
|
|
|
|
|
- def _save(self, key, value, overwrite=False):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if overwrite:
|
|
|
|
|
- context[key] = value
|
|
|
|
|
- else:
|
|
|
|
|
- context.setdefault(key, value)
|
|
|
|
|
-
|
|
|
|
|
- def _start_rss(self, attrsD):
|
|
|
|
|
- versionmap = {'0.91': u'rss091u',
|
|
|
|
|
- '0.92': u'rss092',
|
|
|
|
|
- '0.93': u'rss093',
|
|
|
|
|
- '0.94': u'rss094'}
|
|
|
|
|
- #If we're here then this is an RSS feed.
|
|
|
|
|
- #If we don't have a version or have a version that starts with something
|
|
|
|
|
- #other than RSS then there's been a mistake. Correct it.
|
|
|
|
|
- if not self.version or not self.version.startswith(u'rss'):
|
|
|
|
|
- attr_version = attrsD.get('version', '')
|
|
|
|
|
- version = versionmap.get(attr_version)
|
|
|
|
|
- if version:
|
|
|
|
|
- self.version = version
|
|
|
|
|
- elif attr_version.startswith('2.'):
|
|
|
|
|
- self.version = u'rss20'
|
|
|
|
|
- else:
|
|
|
|
|
- self.version = u'rss'
|
|
|
|
|
-
|
|
|
|
|
- def _start_channel(self, attrsD):
|
|
|
|
|
- self.infeed = 1
|
|
|
|
|
- self._cdf_common(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _cdf_common(self, attrsD):
|
|
|
|
|
- if 'lastmod' in attrsD:
|
|
|
|
|
- self._start_modified({})
|
|
|
|
|
- self.elementstack[-1][-1] = attrsD['lastmod']
|
|
|
|
|
- self._end_modified()
|
|
|
|
|
- if 'href' in attrsD:
|
|
|
|
|
- self._start_link({})
|
|
|
|
|
- self.elementstack[-1][-1] = attrsD['href']
|
|
|
|
|
- self._end_link()
|
|
|
|
|
-
|
|
|
|
|
- def _start_feed(self, attrsD):
|
|
|
|
|
- self.infeed = 1
|
|
|
|
|
- versionmap = {'0.1': u'atom01',
|
|
|
|
|
- '0.2': u'atom02',
|
|
|
|
|
- '0.3': u'atom03'}
|
|
|
|
|
- if not self.version:
|
|
|
|
|
- attr_version = attrsD.get('version')
|
|
|
|
|
- version = versionmap.get(attr_version)
|
|
|
|
|
- if version:
|
|
|
|
|
- self.version = version
|
|
|
|
|
- else:
|
|
|
|
|
- self.version = u'atom'
|
|
|
|
|
-
|
|
|
|
|
- def _end_channel(self):
|
|
|
|
|
- self.infeed = 0
|
|
|
|
|
- _end_feed = _end_channel
|
|
|
|
|
-
|
|
|
|
|
- def _start_image(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if not self.inentry:
|
|
|
|
|
- context.setdefault('image', FeedParserDict())
|
|
|
|
|
- self.inimage = 1
|
|
|
|
|
- self.title_depth = -1
|
|
|
|
|
- self.push('image', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_image(self):
|
|
|
|
|
- self.pop('image')
|
|
|
|
|
- self.inimage = 0
|
|
|
|
|
-
|
|
|
|
|
- def _start_textinput(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('textinput', FeedParserDict())
|
|
|
|
|
- self.intextinput = 1
|
|
|
|
|
- self.title_depth = -1
|
|
|
|
|
- self.push('textinput', 0)
|
|
|
|
|
- _start_textInput = _start_textinput
|
|
|
|
|
-
|
|
|
|
|
- def _end_textinput(self):
|
|
|
|
|
- self.pop('textinput')
|
|
|
|
|
- self.intextinput = 0
|
|
|
|
|
- _end_textInput = _end_textinput
|
|
|
|
|
-
|
|
|
|
|
- def _start_author(self, attrsD):
|
|
|
|
|
- self.inauthor = 1
|
|
|
|
|
- self.push('author', 1)
|
|
|
|
|
- # Append a new FeedParserDict when expecting an author
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('authors', [])
|
|
|
|
|
- context['authors'].append(FeedParserDict())
|
|
|
|
|
- _start_managingeditor = _start_author
|
|
|
|
|
- _start_dc_author = _start_author
|
|
|
|
|
- _start_dc_creator = _start_author
|
|
|
|
|
- _start_itunes_author = _start_author
|
|
|
|
|
-
|
|
|
|
|
- def _end_author(self):
|
|
|
|
|
- self.pop('author')
|
|
|
|
|
- self.inauthor = 0
|
|
|
|
|
- self._sync_author_detail()
|
|
|
|
|
- _end_managingeditor = _end_author
|
|
|
|
|
- _end_dc_author = _end_author
|
|
|
|
|
- _end_dc_creator = _end_author
|
|
|
|
|
- _end_itunes_author = _end_author
|
|
|
|
|
-
|
|
|
|
|
- def _start_itunes_owner(self, attrsD):
|
|
|
|
|
- self.inpublisher = 1
|
|
|
|
|
- self.push('publisher', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_itunes_owner(self):
|
|
|
|
|
- self.pop('publisher')
|
|
|
|
|
- self.inpublisher = 0
|
|
|
|
|
- self._sync_author_detail('publisher')
|
|
|
|
|
-
|
|
|
|
|
- def _start_contributor(self, attrsD):
|
|
|
|
|
- self.incontributor = 1
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('contributors', [])
|
|
|
|
|
- context['contributors'].append(FeedParserDict())
|
|
|
|
|
- self.push('contributor', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_contributor(self):
|
|
|
|
|
- self.pop('contributor')
|
|
|
|
|
- self.incontributor = 0
|
|
|
|
|
-
|
|
|
|
|
- def _start_dc_contributor(self, attrsD):
|
|
|
|
|
- self.incontributor = 1
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('contributors', [])
|
|
|
|
|
- context['contributors'].append(FeedParserDict())
|
|
|
|
|
- self.push('name', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_dc_contributor(self):
|
|
|
|
|
- self._end_name()
|
|
|
|
|
- self.incontributor = 0
|
|
|
|
|
-
|
|
|
|
|
- def _start_name(self, attrsD):
|
|
|
|
|
- self.push('name', 0)
|
|
|
|
|
- _start_itunes_name = _start_name
|
|
|
|
|
-
|
|
|
|
|
- def _end_name(self):
|
|
|
|
|
- value = self.pop('name')
|
|
|
|
|
- if self.inpublisher:
|
|
|
|
|
- self._save_author('name', value, 'publisher')
|
|
|
|
|
- elif self.inauthor:
|
|
|
|
|
- self._save_author('name', value)
|
|
|
|
|
- elif self.incontributor:
|
|
|
|
|
- self._save_contributor('name', value)
|
|
|
|
|
- elif self.intextinput:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['name'] = value
|
|
|
|
|
- _end_itunes_name = _end_name
|
|
|
|
|
-
|
|
|
|
|
- def _start_width(self, attrsD):
|
|
|
|
|
- self.push('width', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_width(self):
|
|
|
|
|
- value = self.pop('width')
|
|
|
|
|
- try:
|
|
|
|
|
- value = int(value)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- value = 0
|
|
|
|
|
- if self.inimage:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['width'] = value
|
|
|
|
|
-
|
|
|
|
|
- def _start_height(self, attrsD):
|
|
|
|
|
- self.push('height', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_height(self):
|
|
|
|
|
- value = self.pop('height')
|
|
|
|
|
- try:
|
|
|
|
|
- value = int(value)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- value = 0
|
|
|
|
|
- if self.inimage:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['height'] = value
|
|
|
|
|
-
|
|
|
|
|
- def _start_url(self, attrsD):
|
|
|
|
|
- self.push('href', 1)
|
|
|
|
|
- _start_homepage = _start_url
|
|
|
|
|
- _start_uri = _start_url
|
|
|
|
|
-
|
|
|
|
|
- def _end_url(self):
|
|
|
|
|
- value = self.pop('href')
|
|
|
|
|
- if self.inauthor:
|
|
|
|
|
- self._save_author('href', value)
|
|
|
|
|
- elif self.incontributor:
|
|
|
|
|
- self._save_contributor('href', value)
|
|
|
|
|
- _end_homepage = _end_url
|
|
|
|
|
- _end_uri = _end_url
|
|
|
|
|
-
|
|
|
|
|
- def _start_email(self, attrsD):
|
|
|
|
|
- self.push('email', 0)
|
|
|
|
|
- _start_itunes_email = _start_email
|
|
|
|
|
-
|
|
|
|
|
- def _end_email(self):
|
|
|
|
|
- value = self.pop('email')
|
|
|
|
|
- if self.inpublisher:
|
|
|
|
|
- self._save_author('email', value, 'publisher')
|
|
|
|
|
- elif self.inauthor:
|
|
|
|
|
- self._save_author('email', value)
|
|
|
|
|
- elif self.incontributor:
|
|
|
|
|
- self._save_contributor('email', value)
|
|
|
|
|
- _end_itunes_email = _end_email
|
|
|
|
|
-
|
|
|
|
|
- def _getContext(self):
|
|
|
|
|
- if self.insource:
|
|
|
|
|
- context = self.sourcedata
|
|
|
|
|
- elif self.inimage and 'image' in self.feeddata:
|
|
|
|
|
- context = self.feeddata['image']
|
|
|
|
|
- elif self.intextinput:
|
|
|
|
|
- context = self.feeddata['textinput']
|
|
|
|
|
- elif self.inentry:
|
|
|
|
|
- context = self.entries[-1]
|
|
|
|
|
- else:
|
|
|
|
|
- context = self.feeddata
|
|
|
|
|
- return context
|
|
|
|
|
-
|
|
|
|
|
- def _save_author(self, key, value, prefix='author'):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault(prefix + '_detail', FeedParserDict())
|
|
|
|
|
- context[prefix + '_detail'][key] = value
|
|
|
|
|
- self._sync_author_detail()
|
|
|
|
|
- context.setdefault('authors', [FeedParserDict()])
|
|
|
|
|
- context['authors'][-1][key] = value
|
|
|
|
|
-
|
|
|
|
|
- def _save_contributor(self, key, value):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('contributors', [FeedParserDict()])
|
|
|
|
|
- context['contributors'][-1][key] = value
|
|
|
|
|
-
|
|
|
|
|
- def _sync_author_detail(self, key='author'):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- detail = context.get('%ss' % key, [FeedParserDict()])[-1]
|
|
|
|
|
- if detail:
|
|
|
|
|
- name = detail.get('name')
|
|
|
|
|
- email = detail.get('email')
|
|
|
|
|
- if name and email:
|
|
|
|
|
- context[key] = u'%s (%s)' % (name, email)
|
|
|
|
|
- elif name:
|
|
|
|
|
- context[key] = name
|
|
|
|
|
- elif email:
|
|
|
|
|
- context[key] = email
|
|
|
|
|
- else:
|
|
|
|
|
- author, email = context.get(key), None
|
|
|
|
|
- if not author:
|
|
|
|
|
- return
|
|
|
|
|
- emailmatch = re.search(ur'''(([a-zA-Z0-9\_\-\.\+]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?))(\?subject=\S+)?''', author)
|
|
|
|
|
- if emailmatch:
|
|
|
|
|
- email = emailmatch.group(0)
|
|
|
|
|
- # probably a better way to do the following, but it passes all the tests
|
|
|
|
|
- author = author.replace(email, u'')
|
|
|
|
|
- author = author.replace(u'()', u'')
|
|
|
|
|
- author = author.replace(u'<>', u'')
|
|
|
|
|
- author = author.replace(u'<>', u'')
|
|
|
|
|
- author = author.strip()
|
|
|
|
|
- if author and (author[0] == u'('):
|
|
|
|
|
- author = author[1:]
|
|
|
|
|
- if author and (author[-1] == u')'):
|
|
|
|
|
- author = author[:-1]
|
|
|
|
|
- author = author.strip()
|
|
|
|
|
- if author or email:
|
|
|
|
|
- context.setdefault('%s_detail' % key, detail)
|
|
|
|
|
- if author:
|
|
|
|
|
- detail['name'] = author
|
|
|
|
|
- if email:
|
|
|
|
|
- detail['email'] = email
|
|
|
|
|
-
|
|
|
|
|
- def _start_subtitle(self, attrsD):
|
|
|
|
|
- self.pushContent('subtitle', attrsD, u'text/plain', 1)
|
|
|
|
|
- _start_tagline = _start_subtitle
|
|
|
|
|
- _start_itunes_subtitle = _start_subtitle
|
|
|
|
|
-
|
|
|
|
|
- def _end_subtitle(self):
|
|
|
|
|
- self.popContent('subtitle')
|
|
|
|
|
- _end_tagline = _end_subtitle
|
|
|
|
|
- _end_itunes_subtitle = _end_subtitle
|
|
|
|
|
-
|
|
|
|
|
- def _start_rights(self, attrsD):
|
|
|
|
|
- self.pushContent('rights', attrsD, u'text/plain', 1)
|
|
|
|
|
- _start_dc_rights = _start_rights
|
|
|
|
|
- _start_copyright = _start_rights
|
|
|
|
|
-
|
|
|
|
|
- def _end_rights(self):
|
|
|
|
|
- self.popContent('rights')
|
|
|
|
|
- _end_dc_rights = _end_rights
|
|
|
|
|
- _end_copyright = _end_rights
|
|
|
|
|
-
|
|
|
|
|
- def _start_item(self, attrsD):
|
|
|
|
|
- self.entries.append(FeedParserDict())
|
|
|
|
|
- self.push('item', 0)
|
|
|
|
|
- self.inentry = 1
|
|
|
|
|
- self.guidislink = 0
|
|
|
|
|
- self.title_depth = -1
|
|
|
|
|
- self.psc_chapters_flag = None
|
|
|
|
|
- id = self._getAttribute(attrsD, 'rdf:about')
|
|
|
|
|
- if id:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['id'] = id
|
|
|
|
|
- self._cdf_common(attrsD)
|
|
|
|
|
- _start_entry = _start_item
|
|
|
|
|
-
|
|
|
|
|
- def _end_item(self):
|
|
|
|
|
- self.pop('item')
|
|
|
|
|
- self.inentry = 0
|
|
|
|
|
- _end_entry = _end_item
|
|
|
|
|
-
|
|
|
|
|
- def _start_dc_language(self, attrsD):
|
|
|
|
|
- self.push('language', 1)
|
|
|
|
|
- _start_language = _start_dc_language
|
|
|
|
|
-
|
|
|
|
|
- def _end_dc_language(self):
|
|
|
|
|
- self.lang = self.pop('language')
|
|
|
|
|
- _end_language = _end_dc_language
|
|
|
|
|
-
|
|
|
|
|
- def _start_dc_publisher(self, attrsD):
|
|
|
|
|
- self.push('publisher', 1)
|
|
|
|
|
- _start_webmaster = _start_dc_publisher
|
|
|
|
|
-
|
|
|
|
|
- def _end_dc_publisher(self):
|
|
|
|
|
- self.pop('publisher')
|
|
|
|
|
- self._sync_author_detail('publisher')
|
|
|
|
|
- _end_webmaster = _end_dc_publisher
|
|
|
|
|
-
|
|
|
|
|
- def _start_dcterms_valid(self, attrsD):
|
|
|
|
|
- self.push('validity', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_dcterms_valid(self):
|
|
|
|
|
- for validity_detail in self.pop('validity').split(';'):
|
|
|
|
|
- if '=' in validity_detail:
|
|
|
|
|
- key, value = validity_detail.split('=', 1)
|
|
|
|
|
- if key == 'start':
|
|
|
|
|
- self._save('validity_start', value, overwrite=True)
|
|
|
|
|
- self._save('validity_start_parsed', _parse_date(value), overwrite=True)
|
|
|
|
|
- elif key == 'end':
|
|
|
|
|
- self._save('validity_end', value, overwrite=True)
|
|
|
|
|
- self._save('validity_end_parsed', _parse_date(value), overwrite=True)
|
|
|
|
|
-
|
|
|
|
|
- def _start_published(self, attrsD):
|
|
|
|
|
- self.push('published', 1)
|
|
|
|
|
- _start_dcterms_issued = _start_published
|
|
|
|
|
- _start_issued = _start_published
|
|
|
|
|
- _start_pubdate = _start_published
|
|
|
|
|
-
|
|
|
|
|
- def _end_published(self):
|
|
|
|
|
- value = self.pop('published')
|
|
|
|
|
- self._save('published_parsed', _parse_date(value), overwrite=True)
|
|
|
|
|
- _end_dcterms_issued = _end_published
|
|
|
|
|
- _end_issued = _end_published
|
|
|
|
|
- _end_pubdate = _end_published
|
|
|
|
|
-
|
|
|
|
|
- def _start_updated(self, attrsD):
|
|
|
|
|
- self.push('updated', 1)
|
|
|
|
|
- _start_modified = _start_updated
|
|
|
|
|
- _start_dcterms_modified = _start_updated
|
|
|
|
|
- _start_dc_date = _start_updated
|
|
|
|
|
- _start_lastbuilddate = _start_updated
|
|
|
|
|
-
|
|
|
|
|
- def _end_updated(self):
|
|
|
|
|
- value = self.pop('updated')
|
|
|
|
|
- parsed_value = _parse_date(value)
|
|
|
|
|
- self._save('updated_parsed', parsed_value, overwrite=True)
|
|
|
|
|
- _end_modified = _end_updated
|
|
|
|
|
- _end_dcterms_modified = _end_updated
|
|
|
|
|
- _end_dc_date = _end_updated
|
|
|
|
|
- _end_lastbuilddate = _end_updated
|
|
|
|
|
-
|
|
|
|
|
- def _start_created(self, attrsD):
|
|
|
|
|
- self.push('created', 1)
|
|
|
|
|
- _start_dcterms_created = _start_created
|
|
|
|
|
-
|
|
|
|
|
- def _end_created(self):
|
|
|
|
|
- value = self.pop('created')
|
|
|
|
|
- self._save('created_parsed', _parse_date(value), overwrite=True)
|
|
|
|
|
- _end_dcterms_created = _end_created
|
|
|
|
|
-
|
|
|
|
|
- def _start_expirationdate(self, attrsD):
|
|
|
|
|
- self.push('expired', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_expirationdate(self):
|
|
|
|
|
- self._save('expired_parsed', _parse_date(self.pop('expired')), overwrite=True)
|
|
|
|
|
-
|
|
|
|
|
- # geospatial location, or "where", from georss.org
|
|
|
|
|
-
|
|
|
|
|
- def _start_georssgeom(self, attrsD):
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['where'] = FeedParserDict()
|
|
|
|
|
-
|
|
|
|
|
- _start_georss_point = _start_georssgeom
|
|
|
|
|
- _start_georss_line = _start_georssgeom
|
|
|
|
|
- _start_georss_polygon = _start_georssgeom
|
|
|
|
|
- _start_georss_box = _start_georssgeom
|
|
|
|
|
-
|
|
|
|
|
- def _save_where(self, geometry):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['where'].update(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _end_georss_point(self):
|
|
|
|
|
- geometry = _parse_georss_point(self.pop('geometry'))
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _end_georss_line(self):
|
|
|
|
|
- geometry = _parse_georss_line(self.pop('geometry'))
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _end_georss_polygon(self):
|
|
|
|
|
- this = self.pop('geometry')
|
|
|
|
|
- geometry = _parse_georss_polygon(this)
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _end_georss_box(self):
|
|
|
|
|
- geometry = _parse_georss_box(self.pop('geometry'))
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _start_where(self, attrsD):
|
|
|
|
|
- self.push('where', 0)
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['where'] = FeedParserDict()
|
|
|
|
|
- _start_georss_where = _start_where
|
|
|
|
|
-
|
|
|
|
|
- def _parse_srs_attrs(self, attrsD):
|
|
|
|
|
- srsName = attrsD.get('srsname')
|
|
|
|
|
- try:
|
|
|
|
|
- srsDimension = int(attrsD.get('srsdimension', '2'))
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- srsDimension = 2
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['where']['srsName'] = srsName
|
|
|
|
|
- context['where']['srsDimension'] = srsDimension
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_point(self, attrsD):
|
|
|
|
|
- self._parse_srs_attrs(attrsD)
|
|
|
|
|
- self.ingeometry = 1
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_linestring(self, attrsD):
|
|
|
|
|
- self._parse_srs_attrs(attrsD)
|
|
|
|
|
- self.ingeometry = 'linestring'
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_polygon(self, attrsD):
|
|
|
|
|
- self._parse_srs_attrs(attrsD)
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_exterior(self, attrsD):
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_linearring(self, attrsD):
|
|
|
|
|
- self.ingeometry = 'polygon'
|
|
|
|
|
- self.push('geometry', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_pos(self, attrsD):
|
|
|
|
|
- self.push('pos', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_gml_pos(self):
|
|
|
|
|
- this = self.pop('pos')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- srsName = context['where'].get('srsName')
|
|
|
|
|
- srsDimension = context['where'].get('srsDimension', 2)
|
|
|
|
|
- swap = True
|
|
|
|
|
- if srsName and "EPSG" in srsName:
|
|
|
|
|
- epsg = int(srsName.split(":")[-1])
|
|
|
|
|
- swap = bool(epsg in _geogCS)
|
|
|
|
|
- geometry = _parse_georss_point(this, swap=swap, dims=srsDimension)
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _start_gml_poslist(self, attrsD):
|
|
|
|
|
- self.push('pos', 0)
|
|
|
|
|
-
|
|
|
|
|
- def _end_gml_poslist(self):
|
|
|
|
|
- this = self.pop('pos')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- srsName = context['where'].get('srsName')
|
|
|
|
|
- srsDimension = context['where'].get('srsDimension', 2)
|
|
|
|
|
- swap = True
|
|
|
|
|
- if srsName and "EPSG" in srsName:
|
|
|
|
|
- epsg = int(srsName.split(":")[-1])
|
|
|
|
|
- swap = bool(epsg in _geogCS)
|
|
|
|
|
- geometry = _parse_poslist(
|
|
|
|
|
- this, self.ingeometry, swap=swap, dims=srsDimension)
|
|
|
|
|
- if geometry:
|
|
|
|
|
- self._save_where(geometry)
|
|
|
|
|
-
|
|
|
|
|
- def _end_geom(self):
|
|
|
|
|
- self.ingeometry = 0
|
|
|
|
|
- self.pop('geometry')
|
|
|
|
|
- _end_gml_point = _end_geom
|
|
|
|
|
- _end_gml_linestring = _end_geom
|
|
|
|
|
- _end_gml_linearring = _end_geom
|
|
|
|
|
- _end_gml_exterior = _end_geom
|
|
|
|
|
- _end_gml_polygon = _end_geom
|
|
|
|
|
-
|
|
|
|
|
- def _end_where(self):
|
|
|
|
|
- self.pop('where')
|
|
|
|
|
- _end_georss_where = _end_where
|
|
|
|
|
-
|
|
|
|
|
- # end geospatial
|
|
|
|
|
-
|
|
|
|
|
- def _start_cc_license(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- value = self._getAttribute(attrsD, 'rdf:resource')
|
|
|
|
|
- attrsD = FeedParserDict()
|
|
|
|
|
- attrsD['rel'] = u'license'
|
|
|
|
|
- if value:
|
|
|
|
|
- attrsD['href']=value
|
|
|
|
|
- context.setdefault('links', []).append(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _start_creativecommons_license(self, attrsD):
|
|
|
|
|
- self.push('license', 1)
|
|
|
|
|
- _start_creativeCommons_license = _start_creativecommons_license
|
|
|
|
|
-
|
|
|
|
|
- def _end_creativecommons_license(self):
|
|
|
|
|
- value = self.pop('license')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- attrsD = FeedParserDict()
|
|
|
|
|
- attrsD['rel'] = u'license'
|
|
|
|
|
- if value:
|
|
|
|
|
- attrsD['href'] = value
|
|
|
|
|
- context.setdefault('links', []).append(attrsD)
|
|
|
|
|
- del context['license']
|
|
|
|
|
- _end_creativeCommons_license = _end_creativecommons_license
|
|
|
|
|
-
|
|
|
|
|
- def _addTag(self, term, scheme, label):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- tags = context.setdefault('tags', [])
|
|
|
|
|
- if (not term) and (not scheme) and (not label):
|
|
|
|
|
- return
|
|
|
|
|
- value = FeedParserDict(term=term, scheme=scheme, label=label)
|
|
|
|
|
- if value not in tags:
|
|
|
|
|
- tags.append(value)
|
|
|
|
|
-
|
|
|
|
|
- def _start_tags(self, attrsD):
|
|
|
|
|
- # This is a completely-made up element. Its semantics are determined
|
|
|
|
|
- # only by a single feed that precipitated bug report 392 on Google Code.
|
|
|
|
|
- # In short, this is junk code.
|
|
|
|
|
- self.push('tags', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_tags(self):
|
|
|
|
|
- for term in self.pop('tags').split(','):
|
|
|
|
|
- self._addTag(term.strip(), None, None)
|
|
|
|
|
-
|
|
|
|
|
- def _start_category(self, attrsD):
|
|
|
|
|
- term = attrsD.get('term')
|
|
|
|
|
- scheme = attrsD.get('scheme', attrsD.get('domain'))
|
|
|
|
|
- label = attrsD.get('label')
|
|
|
|
|
- self._addTag(term, scheme, label)
|
|
|
|
|
- self.push('category', 1)
|
|
|
|
|
- _start_dc_subject = _start_category
|
|
|
|
|
- _start_keywords = _start_category
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_category(self, attrsD):
|
|
|
|
|
- attrsD.setdefault('scheme', u'http://search.yahoo.com/mrss/category_schema')
|
|
|
|
|
- self._start_category(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _end_itunes_keywords(self):
|
|
|
|
|
- for term in self.pop('itunes_keywords').split(','):
|
|
|
|
|
- if term.strip():
|
|
|
|
|
- self._addTag(term.strip(), u'http://www.itunes.com/', None)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_keywords(self):
|
|
|
|
|
- for term in self.pop('media_keywords').split(','):
|
|
|
|
|
- if term.strip():
|
|
|
|
|
- self._addTag(term.strip(), None, None)
|
|
|
|
|
-
|
|
|
|
|
- def _start_itunes_category(self, attrsD):
|
|
|
|
|
- self._addTag(attrsD.get('text'), u'http://www.itunes.com/', None)
|
|
|
|
|
- self.push('category', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_category(self):
|
|
|
|
|
- value = self.pop('category')
|
|
|
|
|
- if not value:
|
|
|
|
|
- return
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- tags = context['tags']
|
|
|
|
|
- if value and len(tags) and not tags[-1]['term']:
|
|
|
|
|
- tags[-1]['term'] = value
|
|
|
|
|
- else:
|
|
|
|
|
- self._addTag(value, None, None)
|
|
|
|
|
- _end_dc_subject = _end_category
|
|
|
|
|
- _end_keywords = _end_category
|
|
|
|
|
- _end_itunes_category = _end_category
|
|
|
|
|
- _end_media_category = _end_category
|
|
|
|
|
-
|
|
|
|
|
- def _start_cloud(self, attrsD):
|
|
|
|
|
- self._getContext()['cloud'] = FeedParserDict(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _start_link(self, attrsD):
|
|
|
|
|
- attrsD.setdefault('rel', u'alternate')
|
|
|
|
|
- if attrsD['rel'] == u'self':
|
|
|
|
|
- attrsD.setdefault('type', u'application/atom+xml')
|
|
|
|
|
- else:
|
|
|
|
|
- attrsD.setdefault('type', u'text/html')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- attrsD = self._itsAnHrefDamnIt(attrsD)
|
|
|
|
|
- if 'href' in attrsD:
|
|
|
|
|
- attrsD['href'] = self.resolveURI(attrsD['href'])
|
|
|
|
|
- expectingText = self.infeed or self.inentry or self.insource
|
|
|
|
|
- context.setdefault('links', [])
|
|
|
|
|
- if not (self.inentry and self.inimage):
|
|
|
|
|
- context['links'].append(FeedParserDict(attrsD))
|
|
|
|
|
- if 'href' in attrsD:
|
|
|
|
|
- expectingText = 0
|
|
|
|
|
- if (attrsD.get('rel') == u'alternate') and (self.mapContentType(attrsD.get('type')) in self.html_types):
|
|
|
|
|
- context['link'] = attrsD['href']
|
|
|
|
|
- else:
|
|
|
|
|
- self.push('link', expectingText)
|
|
|
|
|
-
|
|
|
|
|
- def _end_link(self):
|
|
|
|
|
- value = self.pop('link')
|
|
|
|
|
-
|
|
|
|
|
- def _start_guid(self, attrsD):
|
|
|
|
|
- self.guidislink = (attrsD.get('ispermalink', 'true') == 'true')
|
|
|
|
|
- self.push('id', 1)
|
|
|
|
|
- _start_id = _start_guid
|
|
|
|
|
-
|
|
|
|
|
- def _end_guid(self):
|
|
|
|
|
- value = self.pop('id')
|
|
|
|
|
- self._save('guidislink', self.guidislink and 'link' not in self._getContext())
|
|
|
|
|
- if self.guidislink:
|
|
|
|
|
- # guid acts as link, but only if 'ispermalink' is not present or is 'true',
|
|
|
|
|
- # and only if the item doesn't already have a link element
|
|
|
|
|
- self._save('link', value)
|
|
|
|
|
- _end_id = _end_guid
|
|
|
|
|
-
|
|
|
|
|
- def _start_title(self, attrsD):
|
|
|
|
|
- if self.svgOK:
|
|
|
|
|
- return self.unknown_starttag('title', attrsD.items())
|
|
|
|
|
- self.pushContent('title', attrsD, u'text/plain', self.infeed or self.inentry or self.insource)
|
|
|
|
|
- _start_dc_title = _start_title
|
|
|
|
|
- _start_media_title = _start_title
|
|
|
|
|
-
|
|
|
|
|
- def _end_title(self):
|
|
|
|
|
- if self.svgOK:
|
|
|
|
|
- return
|
|
|
|
|
- value = self.popContent('title')
|
|
|
|
|
- if not value:
|
|
|
|
|
- return
|
|
|
|
|
- self.title_depth = self.depth
|
|
|
|
|
- _end_dc_title = _end_title
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_title(self):
|
|
|
|
|
- title_depth = self.title_depth
|
|
|
|
|
- self._end_title()
|
|
|
|
|
- self.title_depth = title_depth
|
|
|
|
|
-
|
|
|
|
|
- def _start_description(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if 'summary' in context:
|
|
|
|
|
- self._summaryKey = 'content'
|
|
|
|
|
- self._start_content(attrsD)
|
|
|
|
|
- else:
|
|
|
|
|
- self.pushContent('description', attrsD, u'text/html', self.infeed or self.inentry or self.insource)
|
|
|
|
|
- _start_dc_description = _start_description
|
|
|
|
|
- _start_media_description = _start_description
|
|
|
|
|
-
|
|
|
|
|
- def _start_abstract(self, attrsD):
|
|
|
|
|
- self.pushContent('description', attrsD, u'text/plain', self.infeed or self.inentry or self.insource)
|
|
|
|
|
-
|
|
|
|
|
- def _end_description(self):
|
|
|
|
|
- if self._summaryKey == 'content':
|
|
|
|
|
- self._end_content()
|
|
|
|
|
- else:
|
|
|
|
|
- value = self.popContent('description')
|
|
|
|
|
- self._summaryKey = None
|
|
|
|
|
- _end_abstract = _end_description
|
|
|
|
|
- _end_dc_description = _end_description
|
|
|
|
|
- _end_media_description = _end_description
|
|
|
|
|
-
|
|
|
|
|
- def _start_info(self, attrsD):
|
|
|
|
|
- self.pushContent('info', attrsD, u'text/plain', 1)
|
|
|
|
|
- _start_feedburner_browserfriendly = _start_info
|
|
|
|
|
-
|
|
|
|
|
- def _end_info(self):
|
|
|
|
|
- self.popContent('info')
|
|
|
|
|
- _end_feedburner_browserfriendly = _end_info
|
|
|
|
|
-
|
|
|
|
|
- def _start_generator(self, attrsD):
|
|
|
|
|
- if attrsD:
|
|
|
|
|
- attrsD = self._itsAnHrefDamnIt(attrsD)
|
|
|
|
|
- if 'href' in attrsD:
|
|
|
|
|
- attrsD['href'] = self.resolveURI(attrsD['href'])
|
|
|
|
|
- self._getContext()['generator_detail'] = FeedParserDict(attrsD)
|
|
|
|
|
- self.push('generator', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_generator(self):
|
|
|
|
|
- value = self.pop('generator')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if 'generator_detail' in context:
|
|
|
|
|
- context['generator_detail']['name'] = value
|
|
|
|
|
-
|
|
|
|
|
- def _start_admin_generatoragent(self, attrsD):
|
|
|
|
|
- self.push('generator', 1)
|
|
|
|
|
- value = self._getAttribute(attrsD, 'rdf:resource')
|
|
|
|
|
- if value:
|
|
|
|
|
- self.elementstack[-1][2].append(value)
|
|
|
|
|
- self.pop('generator')
|
|
|
|
|
- self._getContext()['generator_detail'] = FeedParserDict({'href': value})
|
|
|
|
|
-
|
|
|
|
|
- def _start_admin_errorreportsto(self, attrsD):
|
|
|
|
|
- self.push('errorreportsto', 1)
|
|
|
|
|
- value = self._getAttribute(attrsD, 'rdf:resource')
|
|
|
|
|
- if value:
|
|
|
|
|
- self.elementstack[-1][2].append(value)
|
|
|
|
|
- self.pop('errorreportsto')
|
|
|
|
|
-
|
|
|
|
|
- def _start_summary(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if 'summary' in context:
|
|
|
|
|
- self._summaryKey = 'content'
|
|
|
|
|
- self._start_content(attrsD)
|
|
|
|
|
- else:
|
|
|
|
|
- self._summaryKey = 'summary'
|
|
|
|
|
- self.pushContent(self._summaryKey, attrsD, u'text/plain', 1)
|
|
|
|
|
- _start_itunes_summary = _start_summary
|
|
|
|
|
-
|
|
|
|
|
- def _end_summary(self):
|
|
|
|
|
- if self._summaryKey == 'content':
|
|
|
|
|
- self._end_content()
|
|
|
|
|
- else:
|
|
|
|
|
- self.popContent(self._summaryKey or 'summary')
|
|
|
|
|
- self._summaryKey = None
|
|
|
|
|
- _end_itunes_summary = _end_summary
|
|
|
|
|
-
|
|
|
|
|
- def _start_enclosure(self, attrsD):
|
|
|
|
|
- attrsD = self._itsAnHrefDamnIt(attrsD)
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- attrsD['rel'] = u'enclosure'
|
|
|
|
|
- context.setdefault('links', []).append(FeedParserDict(attrsD))
|
|
|
|
|
-
|
|
|
|
|
- def _start_source(self, attrsD):
|
|
|
|
|
- if 'url' in attrsD:
|
|
|
|
|
- # This means that we're processing a source element from an RSS 2.0 feed
|
|
|
|
|
- self.sourcedata['href'] = attrsD[u'url']
|
|
|
|
|
- self.push('source', 1)
|
|
|
|
|
- self.insource = 1
|
|
|
|
|
- self.title_depth = -1
|
|
|
|
|
-
|
|
|
|
|
- def _end_source(self):
|
|
|
|
|
- self.insource = 0
|
|
|
|
|
- value = self.pop('source')
|
|
|
|
|
- if value:
|
|
|
|
|
- self.sourcedata['title'] = value
|
|
|
|
|
- self._getContext()['source'] = copy.deepcopy(self.sourcedata)
|
|
|
|
|
- self.sourcedata.clear()
|
|
|
|
|
-
|
|
|
|
|
- def _start_content(self, attrsD):
|
|
|
|
|
- self.pushContent('content', attrsD, u'text/plain', 1)
|
|
|
|
|
- src = attrsD.get('src')
|
|
|
|
|
- if src:
|
|
|
|
|
- self.contentparams['src'] = src
|
|
|
|
|
- self.push('content', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _start_body(self, attrsD):
|
|
|
|
|
- self.pushContent('content', attrsD, u'application/xhtml+xml', 1)
|
|
|
|
|
- _start_xhtml_body = _start_body
|
|
|
|
|
-
|
|
|
|
|
- def _start_content_encoded(self, attrsD):
|
|
|
|
|
- self.pushContent('content', attrsD, u'text/html', 1)
|
|
|
|
|
- _start_fullitem = _start_content_encoded
|
|
|
|
|
-
|
|
|
|
|
- def _end_content(self):
|
|
|
|
|
- copyToSummary = self.mapContentType(self.contentparams.get('type')) in ([u'text/plain'] + self.html_types)
|
|
|
|
|
- value = self.popContent('content')
|
|
|
|
|
- if copyToSummary:
|
|
|
|
|
- self._save('summary', value)
|
|
|
|
|
-
|
|
|
|
|
- _end_body = _end_content
|
|
|
|
|
- _end_xhtml_body = _end_content
|
|
|
|
|
- _end_content_encoded = _end_content
|
|
|
|
|
- _end_fullitem = _end_content
|
|
|
|
|
-
|
|
|
|
|
- def _start_itunes_image(self, attrsD):
|
|
|
|
|
- self.push('itunes_image', 0)
|
|
|
|
|
- if attrsD.get('href'):
|
|
|
|
|
- self._getContext()['image'] = FeedParserDict({'href': attrsD.get('href')})
|
|
|
|
|
- elif attrsD.get('url'):
|
|
|
|
|
- self._getContext()['image'] = FeedParserDict({'href': attrsD.get('url')})
|
|
|
|
|
- _start_itunes_link = _start_itunes_image
|
|
|
|
|
-
|
|
|
|
|
- def _end_itunes_block(self):
|
|
|
|
|
- value = self.pop('itunes_block', 0)
|
|
|
|
|
- self._getContext()['itunes_block'] = (value == 'yes') and 1 or 0
|
|
|
|
|
-
|
|
|
|
|
- def _end_itunes_explicit(self):
|
|
|
|
|
- value = self.pop('itunes_explicit', 0)
|
|
|
|
|
- # Convert 'yes' -> True, 'clean' to False, and any other value to None
|
|
|
|
|
- # False and None both evaluate as False, so the difference can be ignored
|
|
|
|
|
- # by applications that only need to know if the content is explicit.
|
|
|
|
|
- self._getContext()['itunes_explicit'] = (None, False, True)[(value == 'yes' and 2) or value == 'clean' or 0]
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_group(self, attrsD):
|
|
|
|
|
- # don't do anything, but don't break the enclosed tags either
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_rating(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_rating', attrsD)
|
|
|
|
|
- self.push('rating', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_rating(self):
|
|
|
|
|
- rating = self.pop('rating')
|
|
|
|
|
- if rating is not None and rating.strip():
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['media_rating']['content'] = rating
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_credit(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_credit', [])
|
|
|
|
|
- context['media_credit'].append(attrsD)
|
|
|
|
|
- self.push('credit', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_credit(self):
|
|
|
|
|
- credit = self.pop('credit')
|
|
|
|
|
- if credit != None and len(credit.strip()) != 0:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['media_credit'][-1]['content'] = credit
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_restriction(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_restriction', attrsD)
|
|
|
|
|
- self.push('restriction', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_restriction(self):
|
|
|
|
|
- restriction = self.pop('restriction')
|
|
|
|
|
- if restriction != None and len(restriction.strip()) != 0:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['media_restriction']['content'] = [cc.strip().lower() for cc in restriction.split(' ')]
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_license(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_license', attrsD)
|
|
|
|
|
- self.push('license', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_license(self):
|
|
|
|
|
- license = self.pop('license')
|
|
|
|
|
- if license != None and len(license.strip()) != 0:
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['media_license']['content'] = license
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_content(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_content', [])
|
|
|
|
|
- context['media_content'].append(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_thumbnail(self, attrsD):
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context.setdefault('media_thumbnail', [])
|
|
|
|
|
- self.push('url', 1) # new
|
|
|
|
|
- context['media_thumbnail'].append(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_thumbnail(self):
|
|
|
|
|
- url = self.pop('url')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- if url != None and len(url.strip()) != 0:
|
|
|
|
|
- if 'url' not in context['media_thumbnail'][-1]:
|
|
|
|
|
- context['media_thumbnail'][-1]['url'] = url
|
|
|
|
|
-
|
|
|
|
|
- def _start_media_player(self, attrsD):
|
|
|
|
|
- self.push('media_player', 0)
|
|
|
|
|
- self._getContext()['media_player'] = FeedParserDict(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _end_media_player(self):
|
|
|
|
|
- value = self.pop('media_player')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- context['media_player']['content'] = value
|
|
|
|
|
-
|
|
|
|
|
- def _start_newlocation(self, attrsD):
|
|
|
|
|
- self.push('newlocation', 1)
|
|
|
|
|
-
|
|
|
|
|
- def _end_newlocation(self):
|
|
|
|
|
- url = self.pop('newlocation')
|
|
|
|
|
- context = self._getContext()
|
|
|
|
|
- # don't set newlocation if the context isn't right
|
|
|
|
|
- if context is not self.feeddata:
|
|
|
|
|
- return
|
|
|
|
|
- context['newlocation'] = _makeSafeAbsoluteURI(self.baseuri, url.strip())
|
|
|
|
|
-
|
|
|
|
|
- def _start_psc_chapters(self, attrsD):
|
|
|
|
|
- if self.psc_chapters_flag is None:
|
|
|
|
|
- # Transition from None -> True
|
|
|
|
|
- self.psc_chapters_flag = True
|
|
|
|
|
- attrsD['chapters'] = []
|
|
|
|
|
- self._getContext()['psc_chapters'] = FeedParserDict(attrsD)
|
|
|
|
|
-
|
|
|
|
|
- def _end_psc_chapters(self):
|
|
|
|
|
- # Transition from True -> False
|
|
|
|
|
- self.psc_chapters_flag = False
|
|
|
|
|
-
|
|
|
|
|
- def _start_psc_chapter(self, attrsD):
|
|
|
|
|
- if self.psc_chapters_flag:
|
|
|
|
|
- start = self._getAttribute(attrsD, 'start')
|
|
|
|
|
- attrsD['start_parsed'] = _parse_psc_chapter_start(start)
|
|
|
|
|
-
|
|
|
|
|
- context = self._getContext()['psc_chapters']
|
|
|
|
|
- context['chapters'].append(FeedParserDict(attrsD))
|
|
|
|
|
-
|
|
|
|
|
-
|
|
|
|
|
-if _XML_AVAILABLE:
|
|
|
|
|
- class _StrictFeedParser(_FeedParserMixin, xml.sax.handler.ContentHandler):
|
|
|
|
|
- def __init__(self, baseuri, baselang, encoding):
|
|
|
|
|
- xml.sax.handler.ContentHandler.__init__(self)
|
|
|
|
|
- _FeedParserMixin.__init__(self, baseuri, baselang, encoding)
|
|
|
|
|
- self.bozo = 0
|
|
|
|
|
- self.exc = None
|
|
|
|
|
- self.decls = {}
|
|
|
|
|
-
|
|
|
|
|
- def startPrefixMapping(self, prefix, uri):
|
|
|
|
|
- if not uri:
|
|
|
|
|
- return
|
|
|
|
|
- # Jython uses '' instead of None; standardize on None
|
|
|
|
|
- prefix = prefix or None
|
|
|
|
|
- self.trackNamespace(prefix, uri)
|
|
|
|
|
- if prefix and uri == 'http://www.w3.org/1999/xlink':
|
|
|
|
|
- self.decls['xmlns:' + prefix] = uri
|
|
|
|
|
-
|
|
|
|
|
- def startElementNS(self, name, qname, attrs):
|
|
|
|
|
- namespace, localname = name
|
|
|
|
|
- lowernamespace = str(namespace or '').lower()
|
|
|
|
|
- if lowernamespace.find(u'backend.userland.com/rss') <> -1:
|
|
|
|
|
- # match any backend.userland.com namespace
|
|
|
|
|
- namespace = u'http://backend.userland.com/rss'
|
|
|
|
|
- lowernamespace = namespace
|
|
|
|
|
- if qname and qname.find(':') > 0:
|
|
|
|
|
- givenprefix = qname.split(':')[0]
|
|
|
|
|
- else:
|
|
|
|
|
- givenprefix = None
|
|
|
|
|
- prefix = self._matchnamespaces.get(lowernamespace, givenprefix)
|
|
|
|
|
- if givenprefix and (prefix == None or (prefix == '' and lowernamespace == '')) and givenprefix not in self.namespacesInUse:
|
|
|
|
|
- raise UndeclaredNamespace, "'%s' is not associated with a namespace" % givenprefix
|
|
|
|
|
- localname = str(localname).lower()
|
|
|
|
|
-
|
|
|
|
|
- # qname implementation is horribly broken in Python 2.1 (it
|
|
|
|
|
- # doesn't report any), and slightly broken in Python 2.2 (it
|
|
|
|
|
- # doesn't report the xml: namespace). So we match up namespaces
|
|
|
|
|
- # with a known list first, and then possibly override them with
|
|
|
|
|
- # the qnames the SAX parser gives us (if indeed it gives us any
|
|
|
|
|
- # at all). Thanks to MatejC for helping me test this and
|
|
|
|
|
- # tirelessly telling me that it didn't work yet.
|
|
|
|
|
- attrsD, self.decls = self.decls, {}
|
|
|
|
|
- if localname=='math' and namespace=='http://www.w3.org/1998/Math/MathML':
|
|
|
|
|
- attrsD['xmlns']=namespace
|
|
|
|
|
- if localname=='svg' and namespace=='http://www.w3.org/2000/svg':
|
|
|
|
|
- attrsD['xmlns']=namespace
|
|
|
|
|
-
|
|
|
|
|
- if prefix:
|
|
|
|
|
- localname = prefix.lower() + ':' + localname
|
|
|
|
|
- elif namespace and not qname: #Expat
|
|
|
|
|
- for name,value in self.namespacesInUse.items():
|
|
|
|
|
- if name and value == namespace:
|
|
|
|
|
- localname = name + ':' + localname
|
|
|
|
|
- break
|
|
|
|
|
-
|
|
|
|
|
- for (namespace, attrlocalname), attrvalue in attrs.items():
|
|
|
|
|
- lowernamespace = (namespace or '').lower()
|
|
|
|
|
- prefix = self._matchnamespaces.get(lowernamespace, '')
|
|
|
|
|
- if prefix:
|
|
|
|
|
- attrlocalname = prefix + ':' + attrlocalname
|
|
|
|
|
- attrsD[str(attrlocalname).lower()] = attrvalue
|
|
|
|
|
- for qname in attrs.getQNames():
|
|
|
|
|
- attrsD[str(qname).lower()] = attrs.getValueByQName(qname)
|
|
|
|
|
- localname = str(localname).lower()
|
|
|
|
|
- self.unknown_starttag(localname, attrsD.items())
|
|
|
|
|
-
|
|
|
|
|
- def characters(self, text):
|
|
|
|
|
- self.handle_data(text)
|
|
|
|
|
-
|
|
|
|
|
- def endElementNS(self, name, qname):
|
|
|
|
|
- namespace, localname = name
|
|
|
|
|
- lowernamespace = str(namespace or '').lower()
|
|
|
|
|
- if qname and qname.find(':') > 0:
|
|
|
|
|
- givenprefix = qname.split(':')[0]
|
|
|
|
|
- else:
|
|
|
|
|
- givenprefix = ''
|
|
|
|
|
- prefix = self._matchnamespaces.get(lowernamespace, givenprefix)
|
|
|
|
|
- if prefix:
|
|
|
|
|
- localname = prefix + ':' + localname
|
|
|
|
|
- elif namespace and not qname: #Expat
|
|
|
|
|
- for name,value in self.namespacesInUse.items():
|
|
|
|
|
- if name and value == namespace:
|
|
|
|
|
- localname = name + ':' + localname
|
|
|
|
|
- break
|
|
|
|
|
- localname = str(localname).lower()
|
|
|
|
|
- self.unknown_endtag(localname)
|
|
|
|
|
-
|
|
|
|
|
- def error(self, exc):
|
|
|
|
|
- self.bozo = 1
|
|
|
|
|
- self.exc = exc
|
|
|
|
|
-
|
|
|
|
|
- # drv_libxml2 calls warning() in some cases
|
|
|
|
|
- warning = error
|
|
|
|
|
-
|
|
|
|
|
- def fatalError(self, exc):
|
|
|
|
|
- self.error(exc)
|
|
|
|
|
- raise exc
|
|
|
|
|
-
|
|
|
|
|
-class _BaseHTMLProcessor(sgmllib.SGMLParser):
|
|
|
|
|
- special = re.compile('''[<>'"]''')
|
|
|
|
|
- bare_ampersand = re.compile("&(?!#\d+;|#x[0-9a-fA-F]+;|\w+;)")
|
|
|
|
|
- elements_no_end_tag = set([
|
|
|
|
|
- 'area', 'base', 'basefont', 'br', 'col', 'command', 'embed', 'frame',
|
|
|
|
|
- 'hr', 'img', 'input', 'isindex', 'keygen', 'link', 'meta', 'param',
|
|
|
|
|
- 'source', 'track', 'wbr'
|
|
|
|
|
- ])
|
|
|
|
|
-
|
|
|
|
|
- def __init__(self, encoding, _type):
|
|
|
|
|
- self.encoding = encoding
|
|
|
|
|
- self._type = _type
|
|
|
|
|
- sgmllib.SGMLParser.__init__(self)
|
|
|
|
|
-
|
|
|
|
|
- def reset(self):
|
|
|
|
|
- self.pieces = []
|
|
|
|
|
- sgmllib.SGMLParser.reset(self)
|
|
|
|
|
-
|
|
|
|
|
- def _shorttag_replace(self, match):
|
|
|
|
|
- tag = match.group(1)
|
|
|
|
|
- if tag in self.elements_no_end_tag:
|
|
|
|
|
- return '<' + tag + ' />'
|
|
|
|
|
- else:
|
|
|
|
|
- return '<' + tag + '></' + tag + '>'
|
|
|
|
|
-
|
|
|
|
|
- # By declaring these methods and overriding their compiled code
|
|
|
|
|
- # with the code from sgmllib, the original code will execute in
|
|
|
|
|
- # feedparser's scope instead of sgmllib's. This means that the
|
|
|
|
|
- # `tagfind` and `charref` regular expressions will be found as
|
|
|
|
|
- # they're declared above, not as they're declared in sgmllib.
|
|
|
|
|
- def goahead(self, i):
|
|
|
|
|
- pass
|
|
|
|
|
- goahead.func_code = sgmllib.SGMLParser.goahead.func_code
|
|
|
|
|
-
|
|
|
|
|
- def __parse_starttag(self, i):
|
|
|
|
|
- pass
|
|
|
|
|
- __parse_starttag.func_code = sgmllib.SGMLParser.parse_starttag.func_code
|
|
|
|
|
-
|
|
|
|
|
- def parse_starttag(self,i):
|
|
|
|
|
- j = self.__parse_starttag(i)
|
|
|
|
|
- if self._type == 'application/xhtml+xml':
|
|
|
|
|
- if j>2 and self.rawdata[j-2:j]=='/>':
|
|
|
|
|
- self.unknown_endtag(self.lasttag)
|
|
|
|
|
- return j
|
|
|
|
|
-
|
|
|
|
|
- def feed(self, data):
|
|
|
|
|
- data = re.compile(r'<!((?!DOCTYPE|--|\[))', re.IGNORECASE).sub(r'<!\1', data)
|
|
|
|
|
- data = re.sub(r'<([^<>\s]+?)\s*/>', self._shorttag_replace, data)
|
|
|
|
|
- data = data.replace(''', "'")
|
|
|
|
|
- data = data.replace('"', '"')
|
|
|
|
|
- try:
|
|
|
|
|
- bytes
|
|
|
|
|
- if bytes is str:
|
|
|
|
|
- raise NameError
|
|
|
|
|
- self.encoding = self.encoding + u'_INVALID_PYTHON_3'
|
|
|
|
|
- except NameError:
|
|
|
|
|
- if self.encoding and isinstance(data, unicode):
|
|
|
|
|
- data = data.encode(self.encoding)
|
|
|
|
|
- sgmllib.SGMLParser.feed(self, data)
|
|
|
|
|
- sgmllib.SGMLParser.close(self)
|
|
|
|
|
-
|
|
|
|
|
- def normalize_attrs(self, attrs):
|
|
|
|
|
- if not attrs:
|
|
|
|
|
- return attrs
|
|
|
|
|
- # utility method to be called by descendants
|
|
|
|
|
- attrs = dict([(k.lower(), v) for k, v in attrs]).items()
|
|
|
|
|
- attrs = [(k, k in ('rel', 'type') and v.lower() or v) for k, v in attrs]
|
|
|
|
|
- attrs.sort()
|
|
|
|
|
- return attrs
|
|
|
|
|
-
|
|
|
|
|
- def unknown_starttag(self, tag, attrs):
|
|
|
|
|
- # called for each start tag
|
|
|
|
|
- # attrs is a list of (attr, value) tuples
|
|
|
|
|
- # e.g. for <pre class='screen'>, tag='pre', attrs=[('class', 'screen')]
|
|
|
|
|
- uattrs = []
|
|
|
|
|
- strattrs=''
|
|
|
|
|
- if attrs:
|
|
|
|
|
- for key, value in attrs:
|
|
|
|
|
- value=value.replace('>','>').replace('<','<').replace('"','"')
|
|
|
|
|
- value = self.bare_ampersand.sub("&", value)
|
|
|
|
|
- # thanks to Kevin Marks for this breathtaking hack to deal with (valid) high-bit attribute values in UTF-8 feeds
|
|
|
|
|
- if not isinstance(value, unicode):
|
|
|
|
|
- value = value.decode(self.encoding, 'ignore')
|
|
|
|
|
- try:
|
|
|
|
|
- # Currently, in Python 3 the key is already a str, and cannot be decoded again
|
|
|
|
|
- uattrs.append((unicode(key, self.encoding), value))
|
|
|
|
|
- except TypeError:
|
|
|
|
|
- uattrs.append((key, value))
|
|
|
|
|
- strattrs = u''.join([u' %s="%s"' % (key, value) for key, value in uattrs])
|
|
|
|
|
- if self.encoding:
|
|
|
|
|
- try:
|
|
|
|
|
- strattrs = strattrs.encode(self.encoding)
|
|
|
|
|
- except (UnicodeEncodeError, LookupError):
|
|
|
|
|
- pass
|
|
|
|
|
- if tag in self.elements_no_end_tag:
|
|
|
|
|
- self.pieces.append('<%s%s />' % (tag, strattrs))
|
|
|
|
|
- else:
|
|
|
|
|
- self.pieces.append('<%s%s>' % (tag, strattrs))
|
|
|
|
|
-
|
|
|
|
|
- def unknown_endtag(self, tag):
|
|
|
|
|
- # called for each end tag, e.g. for </pre>, tag will be 'pre'
|
|
|
|
|
- # Reconstruct the original end tag.
|
|
|
|
|
- if tag not in self.elements_no_end_tag:
|
|
|
|
|
- self.pieces.append("</%s>" % tag)
|
|
|
|
|
-
|
|
|
|
|
- def handle_charref(self, ref):
|
|
|
|
|
- # called for each character reference, e.g. for ' ', ref will be '160'
|
|
|
|
|
- # Reconstruct the original character reference.
|
|
|
|
|
- ref = ref.lower()
|
|
|
|
|
- if ref.startswith('x'):
|
|
|
|
|
- value = int(ref[1:], 16)
|
|
|
|
|
- else:
|
|
|
|
|
- value = int(ref)
|
|
|
|
|
-
|
|
|
|
|
- if value in _cp1252:
|
|
|
|
|
- self.pieces.append('&#%s;' % hex(ord(_cp1252[value]))[1:])
|
|
|
|
|
- else:
|
|
|
|
|
- self.pieces.append('&#%s;' % ref)
|
|
|
|
|
-
|
|
|
|
|
- def handle_entityref(self, ref):
|
|
|
|
|
- # called for each entity reference, e.g. for '©', ref will be 'copy'
|
|
|
|
|
- # Reconstruct the original entity reference.
|
|
|
|
|
- if ref in name2codepoint or ref == 'apos':
|
|
|
|
|
- self.pieces.append('&%s;' % ref)
|
|
|
|
|
- else:
|
|
|
|
|
- self.pieces.append('&%s' % ref)
|
|
|
|
|
-
|
|
|
|
|
- def handle_data(self, text):
|
|
|
|
|
- # called for each block of plain text, i.e. outside of any tag and
|
|
|
|
|
- # not containing any character or entity references
|
|
|
|
|
- # Store the original text verbatim.
|
|
|
|
|
- self.pieces.append(text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_comment(self, text):
|
|
|
|
|
- # called for each HTML comment, e.g. <!-- insert Javascript code here -->
|
|
|
|
|
- # Reconstruct the original comment.
|
|
|
|
|
- self.pieces.append('<!--%s-->' % text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_pi(self, text):
|
|
|
|
|
- # called for each processing instruction, e.g. <?instruction>
|
|
|
|
|
- # Reconstruct original processing instruction.
|
|
|
|
|
- self.pieces.append('<?%s>' % text)
|
|
|
|
|
-
|
|
|
|
|
- def handle_decl(self, text):
|
|
|
|
|
- # called for the DOCTYPE, if present, e.g.
|
|
|
|
|
- # <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
|
|
|
|
|
- # "http://www.w3.org/TR/html4/loose.dtd">
|
|
|
|
|
- # Reconstruct original DOCTYPE
|
|
|
|
|
- self.pieces.append('<!%s>' % text)
|
|
|
|
|
-
|
|
|
|
|
- _new_declname_match = re.compile(r'[a-zA-Z][-_.a-zA-Z0-9:]*\s*').match
|
|
|
|
|
- def _scan_name(self, i, declstartpos):
|
|
|
|
|
- rawdata = self.rawdata
|
|
|
|
|
- n = len(rawdata)
|
|
|
|
|
- if i == n:
|
|
|
|
|
- return None, -1
|
|
|
|
|
- m = self._new_declname_match(rawdata, i)
|
|
|
|
|
- if m:
|
|
|
|
|
- s = m.group()
|
|
|
|
|
- name = s.strip()
|
|
|
|
|
- if (i + len(s)) == n:
|
|
|
|
|
- return None, -1 # end of buffer
|
|
|
|
|
- return name.lower(), m.end()
|
|
|
|
|
- else:
|
|
|
|
|
- self.handle_data(rawdata)
|
|
|
|
|
-# self.updatepos(declstartpos, i)
|
|
|
|
|
- return None, -1
|
|
|
|
|
-
|
|
|
|
|
- def convert_charref(self, name):
|
|
|
|
|
- return '&#%s;' % name
|
|
|
|
|
-
|
|
|
|
|
- def convert_entityref(self, name):
|
|
|
|
|
- return '&%s;' % name
|
|
|
|
|
-
|
|
|
|
|
- def output(self):
|
|
|
|
|
- '''Return processed HTML as a single string'''
|
|
|
|
|
- return ''.join([str(p) for p in self.pieces])
|
|
|
|
|
-
|
|
|
|
|
- def parse_declaration(self, i):
|
|
|
|
|
- try:
|
|
|
|
|
- return sgmllib.SGMLParser.parse_declaration(self, i)
|
|
|
|
|
- except sgmllib.SGMLParseError:
|
|
|
|
|
- # escape the doctype declaration and continue parsing
|
|
|
|
|
- self.handle_data('<')
|
|
|
|
|
- return i+1
|
|
|
|
|
-
|
|
|
|
|
-class _LooseFeedParser(_FeedParserMixin, _BaseHTMLProcessor):
|
|
|
|
|
- def __init__(self, baseuri, baselang, encoding, entities):
|
|
|
|
|
- sgmllib.SGMLParser.__init__(self)
|
|
|
|
|
- _FeedParserMixin.__init__(self, baseuri, baselang, encoding)
|
|
|
|
|
- _BaseHTMLProcessor.__init__(self, encoding, 'application/xhtml+xml')
|
|
|
|
|
- self.entities=entities
|
|
|
|
|
-
|
|
|
|
|
- def decodeEntities(self, element, data):
|
|
|
|
|
- data = data.replace('<', '<')
|
|
|
|
|
- data = data.replace('<', '<')
|
|
|
|
|
- data = data.replace('<', '<')
|
|
|
|
|
- data = data.replace('>', '>')
|
|
|
|
|
- data = data.replace('>', '>')
|
|
|
|
|
- data = data.replace('>', '>')
|
|
|
|
|
- data = data.replace('&', '&')
|
|
|
|
|
- data = data.replace('&', '&')
|
|
|
|
|
- data = data.replace('"', '"')
|
|
|
|
|
- data = data.replace('"', '"')
|
|
|
|
|
- data = data.replace(''', ''')
|
|
|
|
|
- data = data.replace(''', ''')
|
|
|
|
|
- if not self.contentparams.get('type', u'xml').endswith(u'xml'):
|
|
|
|
|
- data = data.replace('<', '<')
|
|
|
|
|
- data = data.replace('>', '>')
|
|
|
|
|
- data = data.replace('&', '&')
|
|
|
|
|
- data = data.replace('"', '"')
|
|
|
|
|
- data = data.replace(''', "'")
|
|
|
|
|
- data = data.replace('/', '/')
|
|
|
|
|
- data = data.replace('/', '/')
|
|
|
|
|
- return data
|
|
|
|
|
-
|
|
|
|
|
- def strattrs(self, attrs):
|
|
|
|
|
- return ''.join([' %s="%s"' % (n,v.replace('"','"')) for n,v in attrs])
|
|
|
|
|
-
|
|
|
|
|
-class _RelativeURIResolver(_BaseHTMLProcessor):
|
|
|
|
|
- relative_uris = set([('a', 'href'),
|
|
|
|
|
- ('applet', 'codebase'),
|
|
|
|
|
- ('area', 'href'),
|
|
|
|
|
- ('audio', 'src'),
|
|
|
|
|
- ('blockquote', 'cite'),
|
|
|
|
|
- ('body', 'background'),
|
|
|
|
|
- ('del', 'cite'),
|
|
|
|
|
- ('form', 'action'),
|
|
|
|
|
- ('frame', 'longdesc'),
|
|
|
|
|
- ('frame', 'src'),
|
|
|
|
|
- ('iframe', 'longdesc'),
|
|
|
|
|
- ('iframe', 'src'),
|
|
|
|
|
- ('head', 'profile'),
|
|
|
|
|
- ('img', 'longdesc'),
|
|
|
|
|
- ('img', 'src'),
|
|
|
|
|
- ('img', 'usemap'),
|
|
|
|
|
- ('input', 'src'),
|
|
|
|
|
- ('input', 'usemap'),
|
|
|
|
|
- ('ins', 'cite'),
|
|
|
|
|
- ('link', 'href'),
|
|
|
|
|
- ('object', 'classid'),
|
|
|
|
|
- ('object', 'codebase'),
|
|
|
|
|
- ('object', 'data'),
|
|
|
|
|
- ('object', 'usemap'),
|
|
|
|
|
- ('q', 'cite'),
|
|
|
|
|
- ('script', 'src'),
|
|
|
|
|
- ('source', 'src'),
|
|
|
|
|
- ('video', 'poster'),
|
|
|
|
|
- ('video', 'src')])
|
|
|
|
|
-
|
|
|
|
|
- def __init__(self, baseuri, encoding, _type):
|
|
|
|
|
- _BaseHTMLProcessor.__init__(self, encoding, _type)
|
|
|
|
|
- self.baseuri = baseuri
|
|
|
|
|
-
|
|
|
|
|
- def resolveURI(self, uri):
|
|
|
|
|
- return _makeSafeAbsoluteURI(self.baseuri, uri.strip())
|
|
|
|
|
-
|
|
|
|
|
- def unknown_starttag(self, tag, attrs):
|
|
|
|
|
- attrs = self.normalize_attrs(attrs)
|
|
|
|
|
- attrs = [(key, ((tag, key) in self.relative_uris) and self.resolveURI(value) or value) for key, value in attrs]
|
|
|
|
|
- _BaseHTMLProcessor.unknown_starttag(self, tag, attrs)
|
|
|
|
|
-
|
|
|
|
|
-def _resolveRelativeURIs(htmlSource, baseURI, encoding, _type):
|
|
|
|
|
- if not _SGML_AVAILABLE:
|
|
|
|
|
- return htmlSource
|
|
|
|
|
-
|
|
|
|
|
- p = _RelativeURIResolver(baseURI, encoding, _type)
|
|
|
|
|
- p.feed(htmlSource)
|
|
|
|
|
- return p.output()
|
|
|
|
|
-
|
|
|
|
|
-def _makeSafeAbsoluteURI(base, rel=None):
|
|
|
|
|
- # bail if ACCEPTABLE_URI_SCHEMES is empty
|
|
|
|
|
- if not ACCEPTABLE_URI_SCHEMES:
|
|
|
|
|
- return _urljoin(base, rel or u'')
|
|
|
|
|
- if not base:
|
|
|
|
|
- return rel or u''
|
|
|
|
|
- if not rel:
|
|
|
|
|
- try:
|
|
|
|
|
- scheme = urlparse.urlparse(base)[0]
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return u''
|
|
|
|
|
- if not scheme or scheme in ACCEPTABLE_URI_SCHEMES:
|
|
|
|
|
- return base
|
|
|
|
|
- return u''
|
|
|
|
|
- uri = _urljoin(base, rel)
|
|
|
|
|
- if uri.strip().split(':', 1)[0] not in ACCEPTABLE_URI_SCHEMES:
|
|
|
|
|
- return u''
|
|
|
|
|
- return uri
|
|
|
|
|
-
|
|
|
|
|
-class _HTMLSanitizer(_BaseHTMLProcessor):
|
|
|
|
|
- acceptable_elements = set(['a', 'abbr', 'acronym', 'address', 'area',
|
|
|
|
|
- 'article', 'aside', 'audio', 'b', 'big', 'blockquote', 'br', 'button',
|
|
|
|
|
- 'canvas', 'caption', 'center', 'cite', 'code', 'col', 'colgroup',
|
|
|
|
|
- 'command', 'datagrid', 'datalist', 'dd', 'del', 'details', 'dfn',
|
|
|
|
|
- 'dialog', 'dir', 'div', 'dl', 'dt', 'em', 'event-source', 'fieldset',
|
|
|
|
|
- 'figcaption', 'figure', 'footer', 'font', 'form', 'header', 'h1',
|
|
|
|
|
- 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'img', 'input', 'ins',
|
|
|
|
|
- 'keygen', 'kbd', 'label', 'legend', 'li', 'm', 'map', 'menu', 'meter',
|
|
|
|
|
- 'multicol', 'nav', 'nextid', 'ol', 'output', 'optgroup', 'option',
|
|
|
|
|
- 'p', 'pre', 'progress', 'q', 's', 'samp', 'section', 'select',
|
|
|
|
|
- 'small', 'sound', 'source', 'spacer', 'span', 'strike', 'strong',
|
|
|
|
|
- 'sub', 'sup', 'table', 'tbody', 'td', 'textarea', 'time', 'tfoot',
|
|
|
|
|
- 'th', 'thead', 'tr', 'tt', 'u', 'ul', 'var', 'video', 'noscript'])
|
|
|
|
|
-
|
|
|
|
|
- acceptable_attributes = set(['abbr', 'accept', 'accept-charset', 'accesskey',
|
|
|
|
|
- 'action', 'align', 'alt', 'autocomplete', 'autofocus', 'axis',
|
|
|
|
|
- 'background', 'balance', 'bgcolor', 'bgproperties', 'border',
|
|
|
|
|
- 'bordercolor', 'bordercolordark', 'bordercolorlight', 'bottompadding',
|
|
|
|
|
- 'cellpadding', 'cellspacing', 'ch', 'challenge', 'char', 'charoff',
|
|
|
|
|
- 'choff', 'charset', 'checked', 'cite', 'class', 'clear', 'color', 'cols',
|
|
|
|
|
- 'colspan', 'compact', 'contenteditable', 'controls', 'coords', 'data',
|
|
|
|
|
- 'datafld', 'datapagesize', 'datasrc', 'datetime', 'default', 'delay',
|
|
|
|
|
- 'dir', 'disabled', 'draggable', 'dynsrc', 'enctype', 'end', 'face', 'for',
|
|
|
|
|
- 'form', 'frame', 'galleryimg', 'gutter', 'headers', 'height', 'hidefocus',
|
|
|
|
|
- 'hidden', 'high', 'href', 'hreflang', 'hspace', 'icon', 'id', 'inputmode',
|
|
|
|
|
- 'ismap', 'keytype', 'label', 'leftspacing', 'lang', 'list', 'longdesc',
|
|
|
|
|
- 'loop', 'loopcount', 'loopend', 'loopstart', 'low', 'lowsrc', 'max',
|
|
|
|
|
- 'maxlength', 'media', 'method', 'min', 'multiple', 'name', 'nohref',
|
|
|
|
|
- 'noshade', 'nowrap', 'open', 'optimum', 'pattern', 'ping', 'point-size',
|
|
|
|
|
- 'poster', 'pqg', 'preload', 'prompt', 'radiogroup', 'readonly', 'rel',
|
|
|
|
|
- 'repeat-max', 'repeat-min', 'replace', 'required', 'rev', 'rightspacing',
|
|
|
|
|
- 'rows', 'rowspan', 'rules', 'scope', 'selected', 'shape', 'size', 'span',
|
|
|
|
|
- 'src', 'start', 'step', 'summary', 'suppress', 'tabindex', 'target',
|
|
|
|
|
- 'template', 'title', 'toppadding', 'type', 'unselectable', 'usemap',
|
|
|
|
|
- 'urn', 'valign', 'value', 'variable', 'volume', 'vspace', 'vrml',
|
|
|
|
|
- 'width', 'wrap', 'xml:lang'])
|
|
|
|
|
-
|
|
|
|
|
- unacceptable_elements_with_end_tag = set(['script', 'applet', 'style'])
|
|
|
|
|
-
|
|
|
|
|
- acceptable_css_properties = set(['azimuth', 'background-color',
|
|
|
|
|
- 'border-bottom-color', 'border-collapse', 'border-color',
|
|
|
|
|
- 'border-left-color', 'border-right-color', 'border-top-color', 'clear',
|
|
|
|
|
- 'color', 'cursor', 'direction', 'display', 'elevation', 'float', 'font',
|
|
|
|
|
- 'font-family', 'font-size', 'font-style', 'font-variant', 'font-weight',
|
|
|
|
|
- 'height', 'letter-spacing', 'line-height', 'overflow', 'pause',
|
|
|
|
|
- 'pause-after', 'pause-before', 'pitch', 'pitch-range', 'richness',
|
|
|
|
|
- 'speak', 'speak-header', 'speak-numeral', 'speak-punctuation',
|
|
|
|
|
- 'speech-rate', 'stress', 'text-align', 'text-decoration', 'text-indent',
|
|
|
|
|
- 'unicode-bidi', 'vertical-align', 'voice-family', 'volume',
|
|
|
|
|
- 'white-space', 'width'])
|
|
|
|
|
-
|
|
|
|
|
- # survey of common keywords found in feeds
|
|
|
|
|
- acceptable_css_keywords = set(['auto', 'aqua', 'black', 'block', 'blue',
|
|
|
|
|
- 'bold', 'both', 'bottom', 'brown', 'center', 'collapse', 'dashed',
|
|
|
|
|
- 'dotted', 'fuchsia', 'gray', 'green', '!important', 'italic', 'left',
|
|
|
|
|
- 'lime', 'maroon', 'medium', 'none', 'navy', 'normal', 'nowrap', 'olive',
|
|
|
|
|
- 'pointer', 'purple', 'red', 'right', 'solid', 'silver', 'teal', 'top',
|
|
|
|
|
- 'transparent', 'underline', 'white', 'yellow'])
|
|
|
|
|
-
|
|
|
|
|
- valid_css_values = re.compile('^(#[0-9a-f]+|rgb\(\d+%?,\d*%?,?\d*%?\)?|' +
|
|
|
|
|
- '\d{0,2}\.?\d{0,2}(cm|em|ex|in|mm|pc|pt|px|%|,|\))?)$')
|
|
|
|
|
-
|
|
|
|
|
- mathml_elements = set([
|
|
|
|
|
- 'annotation',
|
|
|
|
|
- 'annotation-xml',
|
|
|
|
|
- 'maction',
|
|
|
|
|
- 'maligngroup',
|
|
|
|
|
- 'malignmark',
|
|
|
|
|
- 'math',
|
|
|
|
|
- 'menclose',
|
|
|
|
|
- 'merror',
|
|
|
|
|
- 'mfenced',
|
|
|
|
|
- 'mfrac',
|
|
|
|
|
- 'mglyph',
|
|
|
|
|
- 'mi',
|
|
|
|
|
- 'mlabeledtr',
|
|
|
|
|
- 'mlongdiv',
|
|
|
|
|
- 'mmultiscripts',
|
|
|
|
|
- 'mn',
|
|
|
|
|
- 'mo',
|
|
|
|
|
- 'mover',
|
|
|
|
|
- 'mpadded',
|
|
|
|
|
- 'mphantom',
|
|
|
|
|
- 'mprescripts',
|
|
|
|
|
- 'mroot',
|
|
|
|
|
- 'mrow',
|
|
|
|
|
- 'ms',
|
|
|
|
|
- 'mscarries',
|
|
|
|
|
- 'mscarry',
|
|
|
|
|
- 'msgroup',
|
|
|
|
|
- 'msline',
|
|
|
|
|
- 'mspace',
|
|
|
|
|
- 'msqrt',
|
|
|
|
|
- 'msrow',
|
|
|
|
|
- 'mstack',
|
|
|
|
|
- 'mstyle',
|
|
|
|
|
- 'msub',
|
|
|
|
|
- 'msubsup',
|
|
|
|
|
- 'msup',
|
|
|
|
|
- 'mtable',
|
|
|
|
|
- 'mtd',
|
|
|
|
|
- 'mtext',
|
|
|
|
|
- 'mtr',
|
|
|
|
|
- 'munder',
|
|
|
|
|
- 'munderover',
|
|
|
|
|
- 'none',
|
|
|
|
|
- 'semantics',
|
|
|
|
|
- ])
|
|
|
|
|
-
|
|
|
|
|
- mathml_attributes = set([
|
|
|
|
|
- 'accent',
|
|
|
|
|
- 'accentunder',
|
|
|
|
|
- 'actiontype',
|
|
|
|
|
- 'align',
|
|
|
|
|
- 'alignmentscope',
|
|
|
|
|
- 'altimg',
|
|
|
|
|
- 'altimg-height',
|
|
|
|
|
- 'altimg-valign',
|
|
|
|
|
- 'altimg-width',
|
|
|
|
|
- 'alttext',
|
|
|
|
|
- 'bevelled',
|
|
|
|
|
- 'charalign',
|
|
|
|
|
- 'close',
|
|
|
|
|
- 'columnalign',
|
|
|
|
|
- 'columnlines',
|
|
|
|
|
- 'columnspacing',
|
|
|
|
|
- 'columnspan',
|
|
|
|
|
- 'columnwidth',
|
|
|
|
|
- 'crossout',
|
|
|
|
|
- 'decimalpoint',
|
|
|
|
|
- 'denomalign',
|
|
|
|
|
- 'depth',
|
|
|
|
|
- 'dir',
|
|
|
|
|
- 'display',
|
|
|
|
|
- 'displaystyle',
|
|
|
|
|
- 'edge',
|
|
|
|
|
- 'encoding',
|
|
|
|
|
- 'equalcolumns',
|
|
|
|
|
- 'equalrows',
|
|
|
|
|
- 'fence',
|
|
|
|
|
- 'fontstyle',
|
|
|
|
|
- 'fontweight',
|
|
|
|
|
- 'form',
|
|
|
|
|
- 'frame',
|
|
|
|
|
- 'framespacing',
|
|
|
|
|
- 'groupalign',
|
|
|
|
|
- 'height',
|
|
|
|
|
- 'href',
|
|
|
|
|
- 'id',
|
|
|
|
|
- 'indentalign',
|
|
|
|
|
- 'indentalignfirst',
|
|
|
|
|
- 'indentalignlast',
|
|
|
|
|
- 'indentshift',
|
|
|
|
|
- 'indentshiftfirst',
|
|
|
|
|
- 'indentshiftlast',
|
|
|
|
|
- 'indenttarget',
|
|
|
|
|
- 'infixlinebreakstyle',
|
|
|
|
|
- 'largeop',
|
|
|
|
|
- 'length',
|
|
|
|
|
- 'linebreak',
|
|
|
|
|
- 'linebreakmultchar',
|
|
|
|
|
- 'linebreakstyle',
|
|
|
|
|
- 'lineleading',
|
|
|
|
|
- 'linethickness',
|
|
|
|
|
- 'location',
|
|
|
|
|
- 'longdivstyle',
|
|
|
|
|
- 'lquote',
|
|
|
|
|
- 'lspace',
|
|
|
|
|
- 'mathbackground',
|
|
|
|
|
- 'mathcolor',
|
|
|
|
|
- 'mathsize',
|
|
|
|
|
- 'mathvariant',
|
|
|
|
|
- 'maxsize',
|
|
|
|
|
- 'minlabelspacing',
|
|
|
|
|
- 'minsize',
|
|
|
|
|
- 'movablelimits',
|
|
|
|
|
- 'notation',
|
|
|
|
|
- 'numalign',
|
|
|
|
|
- 'open',
|
|
|
|
|
- 'other',
|
|
|
|
|
- 'overflow',
|
|
|
|
|
- 'position',
|
|
|
|
|
- 'rowalign',
|
|
|
|
|
- 'rowlines',
|
|
|
|
|
- 'rowspacing',
|
|
|
|
|
- 'rowspan',
|
|
|
|
|
- 'rquote',
|
|
|
|
|
- 'rspace',
|
|
|
|
|
- 'scriptlevel',
|
|
|
|
|
- 'scriptminsize',
|
|
|
|
|
- 'scriptsizemultiplier',
|
|
|
|
|
- 'selection',
|
|
|
|
|
- 'separator',
|
|
|
|
|
- 'separators',
|
|
|
|
|
- 'shift',
|
|
|
|
|
- 'side',
|
|
|
|
|
- 'src',
|
|
|
|
|
- 'stackalign',
|
|
|
|
|
- 'stretchy',
|
|
|
|
|
- 'subscriptshift',
|
|
|
|
|
- 'superscriptshift',
|
|
|
|
|
- 'symmetric',
|
|
|
|
|
- 'voffset',
|
|
|
|
|
- 'width',
|
|
|
|
|
- 'xlink:href',
|
|
|
|
|
- 'xlink:show',
|
|
|
|
|
- 'xlink:type',
|
|
|
|
|
- 'xmlns',
|
|
|
|
|
- 'xmlns:xlink',
|
|
|
|
|
- ])
|
|
|
|
|
-
|
|
|
|
|
- # svgtiny - foreignObject + linearGradient + radialGradient + stop
|
|
|
|
|
- svg_elements = set(['a', 'animate', 'animateColor', 'animateMotion',
|
|
|
|
|
- 'animateTransform', 'circle', 'defs', 'desc', 'ellipse', 'foreignObject',
|
|
|
|
|
- 'font-face', 'font-face-name', 'font-face-src', 'g', 'glyph', 'hkern',
|
|
|
|
|
- 'linearGradient', 'line', 'marker', 'metadata', 'missing-glyph', 'mpath',
|
|
|
|
|
- 'path', 'polygon', 'polyline', 'radialGradient', 'rect', 'set', 'stop',
|
|
|
|
|
- 'svg', 'switch', 'text', 'title', 'tspan', 'use'])
|
|
|
|
|
-
|
|
|
|
|
- # svgtiny + class + opacity + offset + xmlns + xmlns:xlink
|
|
|
|
|
- svg_attributes = set(['accent-height', 'accumulate', 'additive', 'alphabetic',
|
|
|
|
|
- 'arabic-form', 'ascent', 'attributeName', 'attributeType',
|
|
|
|
|
- 'baseProfile', 'bbox', 'begin', 'by', 'calcMode', 'cap-height',
|
|
|
|
|
- 'class', 'color', 'color-rendering', 'content', 'cx', 'cy', 'd', 'dx',
|
|
|
|
|
- 'dy', 'descent', 'display', 'dur', 'end', 'fill', 'fill-opacity',
|
|
|
|
|
- 'fill-rule', 'font-family', 'font-size', 'font-stretch', 'font-style',
|
|
|
|
|
- 'font-variant', 'font-weight', 'from', 'fx', 'fy', 'g1', 'g2',
|
|
|
|
|
- 'glyph-name', 'gradientUnits', 'hanging', 'height', 'horiz-adv-x',
|
|
|
|
|
- 'horiz-origin-x', 'id', 'ideographic', 'k', 'keyPoints', 'keySplines',
|
|
|
|
|
- 'keyTimes', 'lang', 'mathematical', 'marker-end', 'marker-mid',
|
|
|
|
|
- 'marker-start', 'markerHeight', 'markerUnits', 'markerWidth', 'max',
|
|
|
|
|
- 'min', 'name', 'offset', 'opacity', 'orient', 'origin',
|
|
|
|
|
- 'overline-position', 'overline-thickness', 'panose-1', 'path',
|
|
|
|
|
- 'pathLength', 'points', 'preserveAspectRatio', 'r', 'refX', 'refY',
|
|
|
|
|
- 'repeatCount', 'repeatDur', 'requiredExtensions', 'requiredFeatures',
|
|
|
|
|
- 'restart', 'rotate', 'rx', 'ry', 'slope', 'stemh', 'stemv',
|
|
|
|
|
- 'stop-color', 'stop-opacity', 'strikethrough-position',
|
|
|
|
|
- 'strikethrough-thickness', 'stroke', 'stroke-dasharray',
|
|
|
|
|
- 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin',
|
|
|
|
|
- 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'systemLanguage',
|
|
|
|
|
- 'target', 'text-anchor', 'to', 'transform', 'type', 'u1', 'u2',
|
|
|
|
|
- 'underline-position', 'underline-thickness', 'unicode', 'unicode-range',
|
|
|
|
|
- 'units-per-em', 'values', 'version', 'viewBox', 'visibility', 'width',
|
|
|
|
|
- 'widths', 'x', 'x-height', 'x1', 'x2', 'xlink:actuate', 'xlink:arcrole',
|
|
|
|
|
- 'xlink:href', 'xlink:role', 'xlink:show', 'xlink:title', 'xlink:type',
|
|
|
|
|
- 'xml:base', 'xml:lang', 'xml:space', 'xmlns', 'xmlns:xlink', 'y', 'y1',
|
|
|
|
|
- 'y2', 'zoomAndPan'])
|
|
|
|
|
-
|
|
|
|
|
- svg_attr_map = None
|
|
|
|
|
- svg_elem_map = None
|
|
|
|
|
-
|
|
|
|
|
- acceptable_svg_properties = set([ 'fill', 'fill-opacity', 'fill-rule',
|
|
|
|
|
- 'stroke', 'stroke-width', 'stroke-linecap', 'stroke-linejoin',
|
|
|
|
|
- 'stroke-opacity'])
|
|
|
|
|
-
|
|
|
|
|
- def reset(self):
|
|
|
|
|
- _BaseHTMLProcessor.reset(self)
|
|
|
|
|
- self.unacceptablestack = 0
|
|
|
|
|
- self.mathmlOK = 0
|
|
|
|
|
- self.svgOK = 0
|
|
|
|
|
-
|
|
|
|
|
- def unknown_starttag(self, tag, attrs):
|
|
|
|
|
- acceptable_attributes = self.acceptable_attributes
|
|
|
|
|
- keymap = {}
|
|
|
|
|
- if not tag in self.acceptable_elements or self.svgOK:
|
|
|
|
|
- if tag in self.unacceptable_elements_with_end_tag:
|
|
|
|
|
- self.unacceptablestack += 1
|
|
|
|
|
-
|
|
|
|
|
- # add implicit namespaces to html5 inline svg/mathml
|
|
|
|
|
- if self._type.endswith('html'):
|
|
|
|
|
- if not dict(attrs).get('xmlns'):
|
|
|
|
|
- if tag=='svg':
|
|
|
|
|
- attrs.append( ('xmlns','http://www.w3.org/2000/svg') )
|
|
|
|
|
- if tag=='math':
|
|
|
|
|
- attrs.append( ('xmlns','http://www.w3.org/1998/Math/MathML') )
|
|
|
|
|
-
|
|
|
|
|
- # not otherwise acceptable, perhaps it is MathML or SVG?
|
|
|
|
|
- if tag=='math' and ('xmlns','http://www.w3.org/1998/Math/MathML') in attrs:
|
|
|
|
|
- self.mathmlOK += 1
|
|
|
|
|
- if tag=='svg' and ('xmlns','http://www.w3.org/2000/svg') in attrs:
|
|
|
|
|
- self.svgOK += 1
|
|
|
|
|
-
|
|
|
|
|
- # chose acceptable attributes based on tag class, else bail
|
|
|
|
|
- if self.mathmlOK and tag in self.mathml_elements:
|
|
|
|
|
- acceptable_attributes = self.mathml_attributes
|
|
|
|
|
- elif self.svgOK and tag in self.svg_elements:
|
|
|
|
|
- # for most vocabularies, lowercasing is a good idea. Many
|
|
|
|
|
- # svg elements, however, are camel case
|
|
|
|
|
- if not self.svg_attr_map:
|
|
|
|
|
- lower=[attr.lower() for attr in self.svg_attributes]
|
|
|
|
|
- mix=[a for a in self.svg_attributes if a not in lower]
|
|
|
|
|
- self.svg_attributes = lower
|
|
|
|
|
- self.svg_attr_map = dict([(a.lower(),a) for a in mix])
|
|
|
|
|
-
|
|
|
|
|
- lower=[attr.lower() for attr in self.svg_elements]
|
|
|
|
|
- mix=[a for a in self.svg_elements if a not in lower]
|
|
|
|
|
- self.svg_elements = lower
|
|
|
|
|
- self.svg_elem_map = dict([(a.lower(),a) for a in mix])
|
|
|
|
|
- acceptable_attributes = self.svg_attributes
|
|
|
|
|
- tag = self.svg_elem_map.get(tag,tag)
|
|
|
|
|
- keymap = self.svg_attr_map
|
|
|
|
|
- elif not tag in self.acceptable_elements:
|
|
|
|
|
- return
|
|
|
|
|
-
|
|
|
|
|
- # declare xlink namespace, if needed
|
|
|
|
|
- if self.mathmlOK or self.svgOK:
|
|
|
|
|
- if filter(lambda (n,v): n.startswith('xlink:'),attrs):
|
|
|
|
|
- if not ('xmlns:xlink','http://www.w3.org/1999/xlink') in attrs:
|
|
|
|
|
- attrs.append(('xmlns:xlink','http://www.w3.org/1999/xlink'))
|
|
|
|
|
-
|
|
|
|
|
- clean_attrs = []
|
|
|
|
|
- for key, value in self.normalize_attrs(attrs):
|
|
|
|
|
- if key in acceptable_attributes:
|
|
|
|
|
- key=keymap.get(key,key)
|
|
|
|
|
- # make sure the uri uses an acceptable uri scheme
|
|
|
|
|
- if key == u'href':
|
|
|
|
|
- value = _makeSafeAbsoluteURI(value)
|
|
|
|
|
- clean_attrs.append((key,value))
|
|
|
|
|
- elif key=='style':
|
|
|
|
|
- clean_value = self.sanitize_style(value)
|
|
|
|
|
- if clean_value:
|
|
|
|
|
- clean_attrs.append((key,clean_value))
|
|
|
|
|
- _BaseHTMLProcessor.unknown_starttag(self, tag, clean_attrs)
|
|
|
|
|
-
|
|
|
|
|
- def unknown_endtag(self, tag):
|
|
|
|
|
- if not tag in self.acceptable_elements:
|
|
|
|
|
- if tag in self.unacceptable_elements_with_end_tag:
|
|
|
|
|
- self.unacceptablestack -= 1
|
|
|
|
|
- if self.mathmlOK and tag in self.mathml_elements:
|
|
|
|
|
- if tag == 'math' and self.mathmlOK:
|
|
|
|
|
- self.mathmlOK -= 1
|
|
|
|
|
- elif self.svgOK and tag in self.svg_elements:
|
|
|
|
|
- tag = self.svg_elem_map.get(tag,tag)
|
|
|
|
|
- if tag == 'svg' and self.svgOK:
|
|
|
|
|
- self.svgOK -= 1
|
|
|
|
|
- else:
|
|
|
|
|
- return
|
|
|
|
|
- _BaseHTMLProcessor.unknown_endtag(self, tag)
|
|
|
|
|
-
|
|
|
|
|
- def handle_pi(self, text):
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def handle_decl(self, text):
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- def handle_data(self, text):
|
|
|
|
|
- if not self.unacceptablestack:
|
|
|
|
|
- _BaseHTMLProcessor.handle_data(self, text)
|
|
|
|
|
-
|
|
|
|
|
- def sanitize_style(self, style):
|
|
|
|
|
- # disallow urls
|
|
|
|
|
- style=re.compile('url\s*\(\s*[^\s)]+?\s*\)\s*').sub(' ',style)
|
|
|
|
|
-
|
|
|
|
|
- # gauntlet
|
|
|
|
|
- if not re.match("""^([:,;#%.\sa-zA-Z0-9!]|\w-\w|'[\s\w]+'|"[\s\w]+"|\([\d,\s]+\))*$""", style):
|
|
|
|
|
- return ''
|
|
|
|
|
- # This replaced a regexp that used re.match and was prone to pathological back-tracking.
|
|
|
|
|
- if re.sub("\s*[-\w]+\s*:\s*[^:;]*;?", '', style).strip():
|
|
|
|
|
- return ''
|
|
|
|
|
-
|
|
|
|
|
- clean = []
|
|
|
|
|
- for prop,value in re.findall("([-\w]+)\s*:\s*([^:;]*)",style):
|
|
|
|
|
- if not value:
|
|
|
|
|
- continue
|
|
|
|
|
- if prop.lower() in self.acceptable_css_properties:
|
|
|
|
|
- clean.append(prop + ': ' + value + ';')
|
|
|
|
|
- elif prop.split('-')[0].lower() in ['background','border','margin','padding']:
|
|
|
|
|
- for keyword in value.split():
|
|
|
|
|
- if not keyword in self.acceptable_css_keywords and \
|
|
|
|
|
- not self.valid_css_values.match(keyword):
|
|
|
|
|
- break
|
|
|
|
|
- else:
|
|
|
|
|
- clean.append(prop + ': ' + value + ';')
|
|
|
|
|
- elif self.svgOK and prop.lower() in self.acceptable_svg_properties:
|
|
|
|
|
- clean.append(prop + ': ' + value + ';')
|
|
|
|
|
-
|
|
|
|
|
- return ' '.join(clean)
|
|
|
|
|
-
|
|
|
|
|
- def parse_comment(self, i, report=1):
|
|
|
|
|
- ret = _BaseHTMLProcessor.parse_comment(self, i, report)
|
|
|
|
|
- if ret >= 0:
|
|
|
|
|
- return ret
|
|
|
|
|
- # if ret == -1, this may be a malicious attempt to circumvent
|
|
|
|
|
- # sanitization, or a page-destroying unclosed comment
|
|
|
|
|
- match = re.compile(r'--[^>]*>').search(self.rawdata, i+4)
|
|
|
|
|
- if match:
|
|
|
|
|
- return match.end()
|
|
|
|
|
- # unclosed comment; deliberately fail to handle_data()
|
|
|
|
|
- return len(self.rawdata)
|
|
|
|
|
-
|
|
|
|
|
-
|
|
|
|
|
-def _sanitizeHTML(htmlSource, encoding, _type):
|
|
|
|
|
- if not _SGML_AVAILABLE:
|
|
|
|
|
- return htmlSource
|
|
|
|
|
- p = _HTMLSanitizer(encoding, _type)
|
|
|
|
|
- htmlSource = htmlSource.replace('<![CDATA[', '<![CDATA[')
|
|
|
|
|
- p.feed(htmlSource)
|
|
|
|
|
- data = p.output()
|
|
|
|
|
- data = data.strip().replace('\r\n', '\n')
|
|
|
|
|
- return data
|
|
|
|
|
-
|
|
|
|
|
-class _FeedURLHandler(urllib2.HTTPDigestAuthHandler, urllib2.HTTPRedirectHandler, urllib2.HTTPDefaultErrorHandler):
|
|
|
|
|
- def http_error_default(self, req, fp, code, msg, headers):
|
|
|
|
|
- # The default implementation just raises HTTPError.
|
|
|
|
|
- # Forget that.
|
|
|
|
|
- fp.status = code
|
|
|
|
|
- return fp
|
|
|
|
|
-
|
|
|
|
|
- def http_error_301(self, req, fp, code, msg, hdrs):
|
|
|
|
|
- result = urllib2.HTTPRedirectHandler.http_error_301(self, req, fp,
|
|
|
|
|
- code, msg, hdrs)
|
|
|
|
|
- result.status = code
|
|
|
|
|
- result.newurl = result.geturl()
|
|
|
|
|
- return result
|
|
|
|
|
- # The default implementations in urllib2.HTTPRedirectHandler
|
|
|
|
|
- # are identical, so hardcoding a http_error_301 call above
|
|
|
|
|
- # won't affect anything
|
|
|
|
|
- http_error_300 = http_error_301
|
|
|
|
|
- http_error_302 = http_error_301
|
|
|
|
|
- http_error_303 = http_error_301
|
|
|
|
|
- http_error_307 = http_error_301
|
|
|
|
|
-
|
|
|
|
|
- def http_error_401(self, req, fp, code, msg, headers):
|
|
|
|
|
- # Check if
|
|
|
|
|
- # - server requires digest auth, AND
|
|
|
|
|
- # - we tried (unsuccessfully) with basic auth, AND
|
|
|
|
|
- # If all conditions hold, parse authentication information
|
|
|
|
|
- # out of the Authorization header we sent the first time
|
|
|
|
|
- # (for the username and password) and the WWW-Authenticate
|
|
|
|
|
- # header the server sent back (for the realm) and retry
|
|
|
|
|
- # the request with the appropriate digest auth headers instead.
|
|
|
|
|
- # This evil genius hack has been brought to you by Aaron Swartz.
|
|
|
|
|
- host = urlparse.urlparse(req.get_full_url())[1]
|
|
|
|
|
- if base64 is None or 'Authorization' not in req.headers \
|
|
|
|
|
- or 'WWW-Authenticate' not in headers:
|
|
|
|
|
- return self.http_error_default(req, fp, code, msg, headers)
|
|
|
|
|
- auth = _base64decode(req.headers['Authorization'].split(' ')[1])
|
|
|
|
|
- user, passw = auth.split(':')
|
|
|
|
|
- realm = re.findall('realm="([^"]*)"', headers['WWW-Authenticate'])[0]
|
|
|
|
|
- self.add_password(realm, host, user, passw)
|
|
|
|
|
- retry = self.http_error_auth_reqed('www-authenticate', host, req, headers)
|
|
|
|
|
- self.reset_retry_count()
|
|
|
|
|
- return retry
|
|
|
|
|
-
|
|
|
|
|
-def _open_resource(url_file_stream_or_string, etag, modified, agent, referrer, handlers, request_headers):
|
|
|
|
|
- """URL, filename, or string --> stream
|
|
|
|
|
-
|
|
|
|
|
- This function lets you define parsers that take any input source
|
|
|
|
|
- (URL, pathname to local or network file, or actual data as a string)
|
|
|
|
|
- and deal with it in a uniform manner. Returned object is guaranteed
|
|
|
|
|
- to have all the basic stdio read methods (read, readline, readlines).
|
|
|
|
|
- Just .close() the object when you're done with it.
|
|
|
|
|
-
|
|
|
|
|
- If the etag argument is supplied, it will be used as the value of an
|
|
|
|
|
- If-None-Match request header.
|
|
|
|
|
-
|
|
|
|
|
- If the modified argument is supplied, it can be a tuple of 9 integers
|
|
|
|
|
- (as returned by gmtime() in the standard Python time module) or a date
|
|
|
|
|
- string in any format supported by feedparser. Regardless, it MUST
|
|
|
|
|
- be in GMT (Greenwich Mean Time). It will be reformatted into an
|
|
|
|
|
- RFC 1123-compliant date and used as the value of an If-Modified-Since
|
|
|
|
|
- request header.
|
|
|
|
|
-
|
|
|
|
|
- If the agent argument is supplied, it will be used as the value of a
|
|
|
|
|
- User-Agent request header.
|
|
|
|
|
-
|
|
|
|
|
- If the referrer argument is supplied, it will be used as the value of a
|
|
|
|
|
- Referer[sic] request header.
|
|
|
|
|
-
|
|
|
|
|
- If handlers is supplied, it is a list of handlers used to build a
|
|
|
|
|
- urllib2 opener.
|
|
|
|
|
-
|
|
|
|
|
- if request_headers is supplied it is a dictionary of HTTP request headers
|
|
|
|
|
- that will override the values generated by FeedParser.
|
|
|
|
|
-
|
|
|
|
|
- :return: A :class:`StringIO.StringIO` or :class:`io.BytesIO`.
|
|
|
|
|
- """
|
|
|
|
|
-
|
|
|
|
|
- if hasattr(url_file_stream_or_string, 'read'):
|
|
|
|
|
- return url_file_stream_or_string
|
|
|
|
|
-
|
|
|
|
|
- if isinstance(url_file_stream_or_string, basestring) \
|
|
|
|
|
- and urlparse.urlparse(url_file_stream_or_string)[0] in ('http', 'https', 'ftp', 'file', 'feed'):
|
|
|
|
|
- # Deal with the feed URI scheme
|
|
|
|
|
- if url_file_stream_or_string.startswith('feed:http'):
|
|
|
|
|
- url_file_stream_or_string = url_file_stream_or_string[5:]
|
|
|
|
|
- elif url_file_stream_or_string.startswith('feed:'):
|
|
|
|
|
- url_file_stream_or_string = 'http:' + url_file_stream_or_string[5:]
|
|
|
|
|
- if not agent:
|
|
|
|
|
- agent = USER_AGENT
|
|
|
|
|
- # Test for inline user:password credentials for HTTP basic auth
|
|
|
|
|
- auth = None
|
|
|
|
|
- if base64 and not url_file_stream_or_string.startswith('ftp:'):
|
|
|
|
|
- urltype, rest = urllib.splittype(url_file_stream_or_string)
|
|
|
|
|
- realhost, rest = urllib.splithost(rest)
|
|
|
|
|
- if realhost:
|
|
|
|
|
- user_passwd, realhost = urllib.splituser(realhost)
|
|
|
|
|
- if user_passwd:
|
|
|
|
|
- url_file_stream_or_string = '%s://%s%s' % (urltype, realhost, rest)
|
|
|
|
|
- auth = base64.standard_b64encode(user_passwd).strip()
|
|
|
|
|
-
|
|
|
|
|
- # iri support
|
|
|
|
|
- if isinstance(url_file_stream_or_string, unicode):
|
|
|
|
|
- url_file_stream_or_string = _convert_to_idn(url_file_stream_or_string)
|
|
|
|
|
-
|
|
|
|
|
- # try to open with urllib2 (to use optional headers)
|
|
|
|
|
- request = _build_urllib2_request(url_file_stream_or_string, agent, etag, modified, referrer, auth, request_headers)
|
|
|
|
|
- opener = urllib2.build_opener(*tuple(handlers + [_FeedURLHandler()]))
|
|
|
|
|
- opener.addheaders = [] # RMK - must clear so we only send our custom User-Agent
|
|
|
|
|
- try:
|
|
|
|
|
- return opener.open(request)
|
|
|
|
|
- finally:
|
|
|
|
|
- opener.close() # JohnD
|
|
|
|
|
-
|
|
|
|
|
- # try to open with native open function (if url_file_stream_or_string is a filename)
|
|
|
|
|
- try:
|
|
|
|
|
- return open(url_file_stream_or_string, 'rb')
|
|
|
|
|
- except (IOError, UnicodeEncodeError, TypeError):
|
|
|
|
|
- # if url_file_stream_or_string is a unicode object that
|
|
|
|
|
- # cannot be converted to the encoding returned by
|
|
|
|
|
- # sys.getfilesystemencoding(), a UnicodeEncodeError
|
|
|
|
|
- # will be thrown
|
|
|
|
|
- # If url_file_stream_or_string is a string that contains NULL
|
|
|
|
|
- # (such as an XML document encoded in UTF-32), TypeError will
|
|
|
|
|
- # be thrown.
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
- # treat url_file_stream_or_string as string
|
|
|
|
|
- if isinstance(url_file_stream_or_string, unicode):
|
|
|
|
|
- return _StringIO(url_file_stream_or_string.encode('utf-8'))
|
|
|
|
|
- return _StringIO(url_file_stream_or_string)
|
|
|
|
|
-
|
|
|
|
|
-def _convert_to_idn(url):
|
|
|
|
|
- """Convert a URL to IDN notation"""
|
|
|
|
|
- # this function should only be called with a unicode string
|
|
|
|
|
- # strategy: if the host cannot be encoded in ascii, then
|
|
|
|
|
- # it'll be necessary to encode it in idn form
|
|
|
|
|
- parts = list(urlparse.urlsplit(url))
|
|
|
|
|
- try:
|
|
|
|
|
- parts[1].encode('ascii')
|
|
|
|
|
- except UnicodeEncodeError:
|
|
|
|
|
- # the url needs to be converted to idn notation
|
|
|
|
|
- host = parts[1].rsplit(':', 1)
|
|
|
|
|
- newhost = []
|
|
|
|
|
- port = u''
|
|
|
|
|
- if len(host) == 2:
|
|
|
|
|
- port = host.pop()
|
|
|
|
|
- for h in host[0].split('.'):
|
|
|
|
|
- newhost.append(h.encode('idna').decode('utf-8'))
|
|
|
|
|
- parts[1] = '.'.join(newhost)
|
|
|
|
|
- if port:
|
|
|
|
|
- parts[1] += ':' + port
|
|
|
|
|
- return urlparse.urlunsplit(parts)
|
|
|
|
|
- else:
|
|
|
|
|
- return url
|
|
|
|
|
-
|
|
|
|
|
-def _build_urllib2_request(url, agent, etag, modified, referrer, auth, request_headers):
|
|
|
|
|
- request = urllib2.Request(url)
|
|
|
|
|
- request.add_header('User-Agent', agent)
|
|
|
|
|
- if etag:
|
|
|
|
|
- request.add_header('If-None-Match', etag)
|
|
|
|
|
- if isinstance(modified, basestring):
|
|
|
|
|
- modified = _parse_date(modified)
|
|
|
|
|
- elif isinstance(modified, datetime.datetime):
|
|
|
|
|
- modified = modified.utctimetuple()
|
|
|
|
|
- if modified:
|
|
|
|
|
- # format into an RFC 1123-compliant timestamp. We can't use
|
|
|
|
|
- # time.strftime() since the %a and %b directives can be affected
|
|
|
|
|
- # by the current locale, but RFC 2616 states that dates must be
|
|
|
|
|
- # in English.
|
|
|
|
|
- short_weekdays = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
|
|
|
|
|
- months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
|
|
|
|
|
- request.add_header('If-Modified-Since', '%s, %02d %s %04d %02d:%02d:%02d GMT' % (short_weekdays[modified[6]], modified[2], months[modified[1] - 1], modified[0], modified[3], modified[4], modified[5]))
|
|
|
|
|
- if referrer:
|
|
|
|
|
- request.add_header('Referer', referrer)
|
|
|
|
|
- if gzip and zlib:
|
|
|
|
|
- request.add_header('Accept-encoding', 'gzip, deflate')
|
|
|
|
|
- elif gzip:
|
|
|
|
|
- request.add_header('Accept-encoding', 'gzip')
|
|
|
|
|
- elif zlib:
|
|
|
|
|
- request.add_header('Accept-encoding', 'deflate')
|
|
|
|
|
- else:
|
|
|
|
|
- request.add_header('Accept-encoding', '')
|
|
|
|
|
- if auth:
|
|
|
|
|
- request.add_header('Authorization', 'Basic %s' % auth)
|
|
|
|
|
- if ACCEPT_HEADER:
|
|
|
|
|
- request.add_header('Accept', ACCEPT_HEADER)
|
|
|
|
|
- # use this for whatever -- cookies, special headers, etc
|
|
|
|
|
- # [('Cookie','Something'),('x-special-header','Another Value')]
|
|
|
|
|
- for header_name, header_value in request_headers.items():
|
|
|
|
|
- request.add_header(header_name, header_value)
|
|
|
|
|
- request.add_header('A-IM', 'feed') # RFC 3229 support
|
|
|
|
|
- return request
|
|
|
|
|
-
|
|
|
|
|
-def _parse_psc_chapter_start(start):
|
|
|
|
|
- FORMAT = r'^((\d{2}):)?(\d{2}):(\d{2})(\.(\d{3}))?$'
|
|
|
|
|
-
|
|
|
|
|
- m = re.compile(FORMAT).match(start)
|
|
|
|
|
- if m is None:
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
- _, h, m, s, _, ms = m.groups()
|
|
|
|
|
- h, m, s, ms = (int(h or 0), int(m), int(s), int(ms or 0))
|
|
|
|
|
- return datetime.timedelta(0, h*60*60 + m*60 + s, ms*1000)
|
|
|
|
|
-
|
|
|
|
|
-_date_handlers = []
|
|
|
|
|
-def registerDateHandler(func):
|
|
|
|
|
- '''Register a date handler function (takes string, returns 9-tuple date in GMT)'''
|
|
|
|
|
- _date_handlers.insert(0, func)
|
|
|
|
|
-
|
|
|
|
|
-# ISO-8601 date parsing routines written by Fazal Majid.
|
|
|
|
|
-# The ISO 8601 standard is very convoluted and irregular - a full ISO 8601
|
|
|
|
|
-# parser is beyond the scope of feedparser and would be a worthwhile addition
|
|
|
|
|
-# to the Python library.
|
|
|
|
|
-# A single regular expression cannot parse ISO 8601 date formats into groups
|
|
|
|
|
-# as the standard is highly irregular (for instance is 030104 2003-01-04 or
|
|
|
|
|
-# 0301-04-01), so we use templates instead.
|
|
|
|
|
-# Please note the order in templates is significant because we need a
|
|
|
|
|
-# greedy match.
|
|
|
|
|
-_iso8601_tmpl = ['YYYY-?MM-?DD', 'YYYY-0MM?-?DD', 'YYYY-MM', 'YYYY-?OOO',
|
|
|
|
|
- 'YY-?MM-?DD', 'YY-?OOO', 'YYYY',
|
|
|
|
|
- '-YY-?MM', '-OOO', '-YY',
|
|
|
|
|
- '--MM-?DD', '--MM',
|
|
|
|
|
- '---DD',
|
|
|
|
|
- 'CC', '']
|
|
|
|
|
-_iso8601_re = [
|
|
|
|
|
- tmpl.replace(
|
|
|
|
|
- 'YYYY', r'(?P<year>\d{4})').replace(
|
|
|
|
|
- 'YY', r'(?P<year>\d\d)').replace(
|
|
|
|
|
- 'MM', r'(?P<month>[01]\d)').replace(
|
|
|
|
|
- 'DD', r'(?P<day>[0123]\d)').replace(
|
|
|
|
|
- 'OOO', r'(?P<ordinal>[0123]\d\d)').replace(
|
|
|
|
|
- 'CC', r'(?P<century>\d\d$)')
|
|
|
|
|
- + r'(T?(?P<hour>\d{2}):(?P<minute>\d{2})'
|
|
|
|
|
- + r'(:(?P<second>\d{2}))?'
|
|
|
|
|
- + r'(\.(?P<fracsecond>\d+))?'
|
|
|
|
|
- + r'(?P<tz>[+-](?P<tzhour>\d{2})(:(?P<tzmin>\d{2}))?|Z)?)?'
|
|
|
|
|
- for tmpl in _iso8601_tmpl]
|
|
|
|
|
-try:
|
|
|
|
|
- del tmpl
|
|
|
|
|
-except NameError:
|
|
|
|
|
- pass
|
|
|
|
|
-_iso8601_matches = [re.compile(regex).match for regex in _iso8601_re]
|
|
|
|
|
-try:
|
|
|
|
|
- del regex
|
|
|
|
|
-except NameError:
|
|
|
|
|
- pass
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_iso8601(dateString):
|
|
|
|
|
- '''Parse a variety of ISO-8601-compatible formats like 20040105'''
|
|
|
|
|
- m = None
|
|
|
|
|
- for _iso8601_match in _iso8601_matches:
|
|
|
|
|
- m = _iso8601_match(dateString)
|
|
|
|
|
- if m:
|
|
|
|
|
- break
|
|
|
|
|
- if not m:
|
|
|
|
|
- return
|
|
|
|
|
- if m.span() == (0, 0):
|
|
|
|
|
- return
|
|
|
|
|
- params = m.groupdict()
|
|
|
|
|
- ordinal = params.get('ordinal', 0)
|
|
|
|
|
- if ordinal:
|
|
|
|
|
- ordinal = int(ordinal)
|
|
|
|
|
- else:
|
|
|
|
|
- ordinal = 0
|
|
|
|
|
- year = params.get('year', '--')
|
|
|
|
|
- if not year or year == '--':
|
|
|
|
|
- year = time.gmtime()[0]
|
|
|
|
|
- elif len(year) == 2:
|
|
|
|
|
- # ISO 8601 assumes current century, i.e. 93 -> 2093, NOT 1993
|
|
|
|
|
- year = 100 * int(time.gmtime()[0] / 100) + int(year)
|
|
|
|
|
- else:
|
|
|
|
|
- year = int(year)
|
|
|
|
|
- month = params.get('month', '-')
|
|
|
|
|
- if not month or month == '-':
|
|
|
|
|
- # ordinals are NOT normalized by mktime, we simulate them
|
|
|
|
|
- # by setting month=1, day=ordinal
|
|
|
|
|
- if ordinal:
|
|
|
|
|
- month = 1
|
|
|
|
|
- else:
|
|
|
|
|
- month = time.gmtime()[1]
|
|
|
|
|
- month = int(month)
|
|
|
|
|
- day = params.get('day', 0)
|
|
|
|
|
- if not day:
|
|
|
|
|
- # see above
|
|
|
|
|
- if ordinal:
|
|
|
|
|
- day = ordinal
|
|
|
|
|
- elif params.get('century', 0) or \
|
|
|
|
|
- params.get('year', 0) or params.get('month', 0):
|
|
|
|
|
- day = 1
|
|
|
|
|
- else:
|
|
|
|
|
- day = time.gmtime()[2]
|
|
|
|
|
- else:
|
|
|
|
|
- day = int(day)
|
|
|
|
|
- # special case of the century - is the first year of the 21st century
|
|
|
|
|
- # 2000 or 2001 ? The debate goes on...
|
|
|
|
|
- if 'century' in params:
|
|
|
|
|
- year = (int(params['century']) - 1) * 100 + 1
|
|
|
|
|
- # in ISO 8601 most fields are optional
|
|
|
|
|
- for field in ['hour', 'minute', 'second', 'tzhour', 'tzmin']:
|
|
|
|
|
- if not params.get(field, None):
|
|
|
|
|
- params[field] = 0
|
|
|
|
|
- hour = int(params.get('hour', 0))
|
|
|
|
|
- minute = int(params.get('minute', 0))
|
|
|
|
|
- second = int(float(params.get('second', 0)))
|
|
|
|
|
- # weekday is normalized by mktime(), we can ignore it
|
|
|
|
|
- weekday = 0
|
|
|
|
|
- daylight_savings_flag = -1
|
|
|
|
|
- tm = [year, month, day, hour, minute, second, weekday,
|
|
|
|
|
- ordinal, daylight_savings_flag]
|
|
|
|
|
- # ISO 8601 time zone adjustments
|
|
|
|
|
- tz = params.get('tz')
|
|
|
|
|
- if tz and tz != 'Z':
|
|
|
|
|
- if tz[0] == '-':
|
|
|
|
|
- tm[3] += int(params.get('tzhour', 0))
|
|
|
|
|
- tm[4] += int(params.get('tzmin', 0))
|
|
|
|
|
- elif tz[0] == '+':
|
|
|
|
|
- tm[3] -= int(params.get('tzhour', 0))
|
|
|
|
|
- tm[4] -= int(params.get('tzmin', 0))
|
|
|
|
|
- else:
|
|
|
|
|
- return None
|
|
|
|
|
- # Python's time.mktime() is a wrapper around the ANSI C mktime(3c)
|
|
|
|
|
- # which is guaranteed to normalize d/m/y/h/m/s.
|
|
|
|
|
- # Many implementations have bugs, but we'll pretend they don't.
|
|
|
|
|
- return time.localtime(time.mktime(tuple(tm)))
|
|
|
|
|
-registerDateHandler(_parse_date_iso8601)
|
|
|
|
|
-
|
|
|
|
|
-# 8-bit date handling routines written by ytrewq1.
|
|
|
|
|
-_korean_year = u'\ub144' # b3e2 in euc-kr
|
|
|
|
|
-_korean_month = u'\uc6d4' # bff9 in euc-kr
|
|
|
|
|
-_korean_day = u'\uc77c' # c0cf in euc-kr
|
|
|
|
|
-_korean_am = u'\uc624\uc804' # bfc0 c0fc in euc-kr
|
|
|
|
|
-_korean_pm = u'\uc624\ud6c4' # bfc0 c8c4 in euc-kr
|
|
|
|
|
-
|
|
|
|
|
-_korean_onblog_date_re = \
|
|
|
|
|
- re.compile('(\d{4})%s\s+(\d{2})%s\s+(\d{2})%s\s+(\d{2}):(\d{2}):(\d{2})' % \
|
|
|
|
|
- (_korean_year, _korean_month, _korean_day))
|
|
|
|
|
-_korean_nate_date_re = \
|
|
|
|
|
- re.compile(u'(\d{4})-(\d{2})-(\d{2})\s+(%s|%s)\s+(\d{,2}):(\d{,2}):(\d{,2})' % \
|
|
|
|
|
- (_korean_am, _korean_pm))
|
|
|
|
|
-def _parse_date_onblog(dateString):
|
|
|
|
|
- '''Parse a string according to the OnBlog 8-bit date format'''
|
|
|
|
|
- m = _korean_onblog_date_re.match(dateString)
|
|
|
|
|
- if not m:
|
|
|
|
|
- return
|
|
|
|
|
- w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s' % \
|
|
|
|
|
- {'year': m.group(1), 'month': m.group(2), 'day': m.group(3),\
|
|
|
|
|
- 'hour': m.group(4), 'minute': m.group(5), 'second': m.group(6),\
|
|
|
|
|
- 'zonediff': '+09:00'}
|
|
|
|
|
- return _parse_date_w3dtf(w3dtfdate)
|
|
|
|
|
-registerDateHandler(_parse_date_onblog)
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_nate(dateString):
|
|
|
|
|
- '''Parse a string according to the Nate 8-bit date format'''
|
|
|
|
|
- m = _korean_nate_date_re.match(dateString)
|
|
|
|
|
- if not m:
|
|
|
|
|
- return
|
|
|
|
|
- hour = int(m.group(5))
|
|
|
|
|
- ampm = m.group(4)
|
|
|
|
|
- if (ampm == _korean_pm):
|
|
|
|
|
- hour += 12
|
|
|
|
|
- hour = str(hour)
|
|
|
|
|
- if len(hour) == 1:
|
|
|
|
|
- hour = '0' + hour
|
|
|
|
|
- w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s' % \
|
|
|
|
|
- {'year': m.group(1), 'month': m.group(2), 'day': m.group(3),\
|
|
|
|
|
- 'hour': hour, 'minute': m.group(6), 'second': m.group(7),\
|
|
|
|
|
- 'zonediff': '+09:00'}
|
|
|
|
|
- return _parse_date_w3dtf(w3dtfdate)
|
|
|
|
|
-registerDateHandler(_parse_date_nate)
|
|
|
|
|
-
|
|
|
|
|
-# Unicode strings for Greek date strings
|
|
|
|
|
-_greek_months = \
|
|
|
|
|
- { \
|
|
|
|
|
- u'\u0399\u03b1\u03bd': u'Jan', # c9e1ed in iso-8859-7
|
|
|
|
|
- u'\u03a6\u03b5\u03b2': u'Feb', # d6e5e2 in iso-8859-7
|
|
|
|
|
- u'\u039c\u03ac\u03ce': u'Mar', # ccdcfe in iso-8859-7
|
|
|
|
|
- u'\u039c\u03b1\u03ce': u'Mar', # cce1fe in iso-8859-7
|
|
|
|
|
- u'\u0391\u03c0\u03c1': u'Apr', # c1f0f1 in iso-8859-7
|
|
|
|
|
- u'\u039c\u03ac\u03b9': u'May', # ccdce9 in iso-8859-7
|
|
|
|
|
- u'\u039c\u03b1\u03ca': u'May', # cce1fa in iso-8859-7
|
|
|
|
|
- u'\u039c\u03b1\u03b9': u'May', # cce1e9 in iso-8859-7
|
|
|
|
|
- u'\u0399\u03bf\u03cd\u03bd': u'Jun', # c9effded in iso-8859-7
|
|
|
|
|
- u'\u0399\u03bf\u03bd': u'Jun', # c9efed in iso-8859-7
|
|
|
|
|
- u'\u0399\u03bf\u03cd\u03bb': u'Jul', # c9effdeb in iso-8859-7
|
|
|
|
|
- u'\u0399\u03bf\u03bb': u'Jul', # c9f9eb in iso-8859-7
|
|
|
|
|
- u'\u0391\u03cd\u03b3': u'Aug', # c1fde3 in iso-8859-7
|
|
|
|
|
- u'\u0391\u03c5\u03b3': u'Aug', # c1f5e3 in iso-8859-7
|
|
|
|
|
- u'\u03a3\u03b5\u03c0': u'Sep', # d3e5f0 in iso-8859-7
|
|
|
|
|
- u'\u039f\u03ba\u03c4': u'Oct', # cfeaf4 in iso-8859-7
|
|
|
|
|
- u'\u039d\u03bf\u03ad': u'Nov', # cdefdd in iso-8859-7
|
|
|
|
|
- u'\u039d\u03bf\u03b5': u'Nov', # cdefe5 in iso-8859-7
|
|
|
|
|
- u'\u0394\u03b5\u03ba': u'Dec', # c4e5ea in iso-8859-7
|
|
|
|
|
- }
|
|
|
|
|
-
|
|
|
|
|
-_greek_wdays = \
|
|
|
|
|
- { \
|
|
|
|
|
- u'\u039a\u03c5\u03c1': u'Sun', # caf5f1 in iso-8859-7
|
|
|
|
|
- u'\u0394\u03b5\u03c5': u'Mon', # c4e5f5 in iso-8859-7
|
|
|
|
|
- u'\u03a4\u03c1\u03b9': u'Tue', # d4f1e9 in iso-8859-7
|
|
|
|
|
- u'\u03a4\u03b5\u03c4': u'Wed', # d4e5f4 in iso-8859-7
|
|
|
|
|
- u'\u03a0\u03b5\u03bc': u'Thu', # d0e5ec in iso-8859-7
|
|
|
|
|
- u'\u03a0\u03b1\u03c1': u'Fri', # d0e1f1 in iso-8859-7
|
|
|
|
|
- u'\u03a3\u03b1\u03b2': u'Sat', # d3e1e2 in iso-8859-7
|
|
|
|
|
- }
|
|
|
|
|
-
|
|
|
|
|
-_greek_date_format_re = \
|
|
|
|
|
- re.compile(u'([^,]+),\s+(\d{2})\s+([^\s]+)\s+(\d{4})\s+(\d{2}):(\d{2}):(\d{2})\s+([^\s]+)')
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_greek(dateString):
|
|
|
|
|
- '''Parse a string according to a Greek 8-bit date format.'''
|
|
|
|
|
- m = _greek_date_format_re.match(dateString)
|
|
|
|
|
- if not m:
|
|
|
|
|
- return
|
|
|
|
|
- wday = _greek_wdays[m.group(1)]
|
|
|
|
|
- month = _greek_months[m.group(3)]
|
|
|
|
|
- rfc822date = '%(wday)s, %(day)s %(month)s %(year)s %(hour)s:%(minute)s:%(second)s %(zonediff)s' % \
|
|
|
|
|
- {'wday': wday, 'day': m.group(2), 'month': month, 'year': m.group(4),\
|
|
|
|
|
- 'hour': m.group(5), 'minute': m.group(6), 'second': m.group(7),\
|
|
|
|
|
- 'zonediff': m.group(8)}
|
|
|
|
|
- return _parse_date_rfc822(rfc822date)
|
|
|
|
|
-registerDateHandler(_parse_date_greek)
|
|
|
|
|
-
|
|
|
|
|
-# Unicode strings for Hungarian date strings
|
|
|
|
|
-_hungarian_months = \
|
|
|
|
|
- { \
|
|
|
|
|
- u'janu\u00e1r': u'01', # e1 in iso-8859-2
|
|
|
|
|
- u'febru\u00e1ri': u'02', # e1 in iso-8859-2
|
|
|
|
|
- u'm\u00e1rcius': u'03', # e1 in iso-8859-2
|
|
|
|
|
- u'\u00e1prilis': u'04', # e1 in iso-8859-2
|
|
|
|
|
- u'm\u00e1ujus': u'05', # e1 in iso-8859-2
|
|
|
|
|
- u'j\u00fanius': u'06', # fa in iso-8859-2
|
|
|
|
|
- u'j\u00falius': u'07', # fa in iso-8859-2
|
|
|
|
|
- u'augusztus': u'08',
|
|
|
|
|
- u'szeptember': u'09',
|
|
|
|
|
- u'okt\u00f3ber': u'10', # f3 in iso-8859-2
|
|
|
|
|
- u'november': u'11',
|
|
|
|
|
- u'december': u'12',
|
|
|
|
|
- }
|
|
|
|
|
-
|
|
|
|
|
-_hungarian_date_format_re = \
|
|
|
|
|
- re.compile(u'(\d{4})-([^-]+)-(\d{,2})T(\d{,2}):(\d{2})((\+|-)(\d{,2}:\d{2}))')
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_hungarian(dateString):
|
|
|
|
|
- '''Parse a string according to a Hungarian 8-bit date format.'''
|
|
|
|
|
- m = _hungarian_date_format_re.match(dateString)
|
|
|
|
|
- if not m or m.group(2) not in _hungarian_months:
|
|
|
|
|
- return None
|
|
|
|
|
- month = _hungarian_months[m.group(2)]
|
|
|
|
|
- day = m.group(3)
|
|
|
|
|
- if len(day) == 1:
|
|
|
|
|
- day = '0' + day
|
|
|
|
|
- hour = m.group(4)
|
|
|
|
|
- if len(hour) == 1:
|
|
|
|
|
- hour = '0' + hour
|
|
|
|
|
- w3dtfdate = '%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s%(zonediff)s' % \
|
|
|
|
|
- {'year': m.group(1), 'month': month, 'day': day,\
|
|
|
|
|
- 'hour': hour, 'minute': m.group(5),\
|
|
|
|
|
- 'zonediff': m.group(6)}
|
|
|
|
|
- return _parse_date_w3dtf(w3dtfdate)
|
|
|
|
|
-registerDateHandler(_parse_date_hungarian)
|
|
|
|
|
-
|
|
|
|
|
-timezonenames = {
|
|
|
|
|
- 'ut': 0, 'gmt': 0, 'z': 0,
|
|
|
|
|
- 'adt': -3, 'ast': -4, 'at': -4,
|
|
|
|
|
- 'edt': -4, 'est': -5, 'et': -5,
|
|
|
|
|
- 'cdt': -5, 'cst': -6, 'ct': -6,
|
|
|
|
|
- 'mdt': -6, 'mst': -7, 'mt': -7,
|
|
|
|
|
- 'pdt': -7, 'pst': -8, 'pt': -8,
|
|
|
|
|
- 'a': -1, 'n': 1,
|
|
|
|
|
- 'm': -12, 'y': 12,
|
|
|
|
|
-}
|
|
|
|
|
-# W3 date and time format parser
|
|
|
|
|
-# http://www.w3.org/TR/NOTE-datetime
|
|
|
|
|
-# Also supports MSSQL-style datetimes as defined at:
|
|
|
|
|
-# http://msdn.microsoft.com/en-us/library/ms186724.aspx
|
|
|
|
|
-# (basically, allow a space as a date/time/timezone separator)
|
|
|
|
|
-def _parse_date_w3dtf(datestr):
|
|
|
|
|
- if not datestr.strip():
|
|
|
|
|
- return None
|
|
|
|
|
- parts = datestr.lower().split('t')
|
|
|
|
|
- if len(parts) == 1:
|
|
|
|
|
- # This may be a date only, or may be an MSSQL-style date
|
|
|
|
|
- parts = parts[0].split()
|
|
|
|
|
- if len(parts) == 1:
|
|
|
|
|
- # Treat this as a date only
|
|
|
|
|
- parts.append('00:00:00z')
|
|
|
|
|
- elif len(parts) > 2:
|
|
|
|
|
- return None
|
|
|
|
|
- date = parts[0].split('-', 2)
|
|
|
|
|
- if not date or len(date[0]) != 4:
|
|
|
|
|
- return None
|
|
|
|
|
- # Ensure that `date` has 3 elements. Using '1' sets the default
|
|
|
|
|
- # month to January and the default day to the 1st of the month.
|
|
|
|
|
- date.extend(['1'] * (3 - len(date)))
|
|
|
|
|
- try:
|
|
|
|
|
- year, month, day = [int(i) for i in date]
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- # `date` may have more than 3 elements or may contain
|
|
|
|
|
- # non-integer strings.
|
|
|
|
|
- return None
|
|
|
|
|
- if parts[1].endswith('z'):
|
|
|
|
|
- parts[1] = parts[1][:-1]
|
|
|
|
|
- parts.append('z')
|
|
|
|
|
- # Append the numeric timezone offset, if any, to parts.
|
|
|
|
|
- # If this is an MSSQL-style date then parts[2] already contains
|
|
|
|
|
- # the timezone information, so `append()` will not affect it.
|
|
|
|
|
- # Add 1 to each value so that if `find()` returns -1 it will be
|
|
|
|
|
- # treated as False.
|
|
|
|
|
- loc = parts[1].find('-') + 1 or parts[1].find('+') + 1 or len(parts[1]) + 1
|
|
|
|
|
- loc = loc - 1
|
|
|
|
|
- parts.append(parts[1][loc:])
|
|
|
|
|
- parts[1] = parts[1][:loc]
|
|
|
|
|
- time = parts[1].split(':', 2)
|
|
|
|
|
- # Ensure that time has 3 elements. Using '0' means that the
|
|
|
|
|
- # minutes and seconds, if missing, will default to 0.
|
|
|
|
|
- time.extend(['0'] * (3 - len(time)))
|
|
|
|
|
- tzhour = 0
|
|
|
|
|
- tzmin = 0
|
|
|
|
|
- if parts[2][:1] in ('-', '+'):
|
|
|
|
|
- try:
|
|
|
|
|
- tzhour = int(parts[2][1:3])
|
|
|
|
|
- tzmin = int(parts[2][4:])
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- if parts[2].startswith('-'):
|
|
|
|
|
- tzhour = tzhour * -1
|
|
|
|
|
- tzmin = tzmin * -1
|
|
|
|
|
- else:
|
|
|
|
|
- tzhour = timezonenames.get(parts[2], 0)
|
|
|
|
|
- try:
|
|
|
|
|
- hour, minute, second = [int(float(i)) for i in time]
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- # Create the datetime object and timezone delta objects
|
|
|
|
|
- try:
|
|
|
|
|
- stamp = datetime.datetime(year, month, day, hour, minute, second)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- delta = datetime.timedelta(0, 0, 0, 0, tzmin, tzhour)
|
|
|
|
|
- # Return the date and timestamp in a UTC 9-tuple
|
|
|
|
|
- try:
|
|
|
|
|
- return (stamp - delta).utctimetuple()
|
|
|
|
|
- except (OverflowError, ValueError):
|
|
|
|
|
- # IronPython throws ValueErrors instead of OverflowErrors
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-registerDateHandler(_parse_date_w3dtf)
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_rfc822(date):
|
|
|
|
|
- """Parse RFC 822 dates and times
|
|
|
|
|
- http://tools.ietf.org/html/rfc822#section-5
|
|
|
|
|
-
|
|
|
|
|
- There are some formatting differences that are accounted for:
|
|
|
|
|
- 1. Years may be two or four digits.
|
|
|
|
|
- 2. The month and day can be swapped.
|
|
|
|
|
- 3. Additional timezone names are supported.
|
|
|
|
|
- 4. A default time and timezone are assumed if only a date is present.
|
|
|
|
|
- """
|
|
|
|
|
- daynames = set(['mon', 'tue', 'wed', 'thu', 'fri', 'sat', 'sun'])
|
|
|
|
|
- months = {
|
|
|
|
|
- 'jan': 1, 'feb': 2, 'mar': 3, 'apr': 4, 'may': 5, 'jun': 6,
|
|
|
|
|
- 'jul': 7, 'aug': 8, 'sep': 9, 'oct': 10, 'nov': 11, 'dec': 12,
|
|
|
|
|
- }
|
|
|
|
|
-
|
|
|
|
|
- parts = date.lower().split()
|
|
|
|
|
- if len(parts) < 5:
|
|
|
|
|
- # Assume that the time and timezone are missing
|
|
|
|
|
- parts.extend(('00:00:00', '0000'))
|
|
|
|
|
- # Remove the day name
|
|
|
|
|
- if parts[0][:3] in daynames:
|
|
|
|
|
- parts = parts[1:]
|
|
|
|
|
- if len(parts) < 5:
|
|
|
|
|
- # If there are still fewer than five parts, there's not enough
|
|
|
|
|
- # information to interpret this
|
|
|
|
|
- return None
|
|
|
|
|
- try:
|
|
|
|
|
- day = int(parts[0])
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- # Check if the day and month are swapped
|
|
|
|
|
- if months.get(parts[0][:3]):
|
|
|
|
|
- try:
|
|
|
|
|
- day = int(parts[1])
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- else:
|
|
|
|
|
- parts[1] = parts[0]
|
|
|
|
|
- else:
|
|
|
|
|
- return None
|
|
|
|
|
- month = months.get(parts[1][:3])
|
|
|
|
|
- if not month:
|
|
|
|
|
- return None
|
|
|
|
|
- try:
|
|
|
|
|
- year = int(parts[2])
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- # Normalize two-digit years:
|
|
|
|
|
- # Anything in the 90's is interpreted as 1990 and on
|
|
|
|
|
- # Anything 89 or less is interpreted as 2089 or before
|
|
|
|
|
- if len(parts[2]) <= 2:
|
|
|
|
|
- year += (1900, 2000)[year < 90]
|
|
|
|
|
- timeparts = parts[3].split(':')
|
|
|
|
|
- timeparts = timeparts + ([0] * (3 - len(timeparts)))
|
|
|
|
|
- try:
|
|
|
|
|
- (hour, minute, second) = map(int, timeparts)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- tzhour = 0
|
|
|
|
|
- tzmin = 0
|
|
|
|
|
- # Strip 'Etc/' from the timezone
|
|
|
|
|
- if parts[4].startswith('etc/'):
|
|
|
|
|
- parts[4] = parts[4][4:]
|
|
|
|
|
- # Normalize timezones that start with 'gmt':
|
|
|
|
|
- # GMT-05:00 => -0500
|
|
|
|
|
- # GMT => GMT
|
|
|
|
|
- if parts[4].startswith('gmt'):
|
|
|
|
|
- parts[4] = ''.join(parts[4][3:].split(':')) or 'gmt'
|
|
|
|
|
- # Handle timezones like '-0500', '+0500', and 'EST'
|
|
|
|
|
- if parts[4] and parts[4][0] in ('-', '+'):
|
|
|
|
|
- try:
|
|
|
|
|
- tzhour = int(parts[4][1:3])
|
|
|
|
|
- tzmin = int(parts[4][3:])
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- if parts[4].startswith('-'):
|
|
|
|
|
- tzhour = tzhour * -1
|
|
|
|
|
- tzmin = tzmin * -1
|
|
|
|
|
- else:
|
|
|
|
|
- tzhour = timezonenames.get(parts[4], 0)
|
|
|
|
|
- # Create the datetime object and timezone delta objects
|
|
|
|
|
- try:
|
|
|
|
|
- stamp = datetime.datetime(year, month, day, hour, minute, second)
|
|
|
|
|
- except ValueError:
|
|
|
|
|
- return None
|
|
|
|
|
- delta = datetime.timedelta(0, 0, 0, 0, tzmin, tzhour)
|
|
|
|
|
- # Return the date and timestamp in a UTC 9-tuple
|
|
|
|
|
- try:
|
|
|
|
|
- return (stamp - delta).utctimetuple()
|
|
|
|
|
- except (OverflowError, ValueError):
|
|
|
|
|
- # IronPython throws ValueErrors instead of OverflowErrors
|
|
|
|
|
- return None
|
|
|
|
|
-registerDateHandler(_parse_date_rfc822)
|
|
|
|
|
-
|
|
|
|
|
-_months = ['jan', 'feb', 'mar', 'apr', 'may', 'jun',
|
|
|
|
|
- 'jul', 'aug', 'sep', 'oct', 'nov', 'dec']
|
|
|
|
|
-def _parse_date_asctime(dt):
|
|
|
|
|
- """Parse asctime-style dates.
|
|
|
|
|
-
|
|
|
|
|
- Converts asctime to RFC822-compatible dates and uses the RFC822 parser
|
|
|
|
|
- to do the actual parsing.
|
|
|
|
|
-
|
|
|
|
|
- Supported formats (format is standardized to the first one listed):
|
|
|
|
|
-
|
|
|
|
|
- * {weekday name} {month name} dd hh:mm:ss {+-tz} yyyy
|
|
|
|
|
- * {weekday name} {month name} dd hh:mm:ss yyyy
|
|
|
|
|
- """
|
|
|
|
|
-
|
|
|
|
|
- parts = dt.split()
|
|
|
|
|
-
|
|
|
|
|
- # Insert a GMT timezone, if needed.
|
|
|
|
|
- if len(parts) == 5:
|
|
|
|
|
- parts.insert(4, '+0000')
|
|
|
|
|
-
|
|
|
|
|
- # Exit if there are not six parts.
|
|
|
|
|
- if len(parts) != 6:
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
- # Reassemble the parts in an RFC822-compatible order and parse them.
|
|
|
|
|
- return _parse_date_rfc822(' '.join([
|
|
|
|
|
- parts[0], parts[2], parts[1], parts[5], parts[3], parts[4],
|
|
|
|
|
- ]))
|
|
|
|
|
-registerDateHandler(_parse_date_asctime)
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date_perforce(aDateString):
|
|
|
|
|
- """parse a date in yyyy/mm/dd hh:mm:ss TTT format"""
|
|
|
|
|
- # Fri, 2006/09/15 08:19:53 EDT
|
|
|
|
|
- _my_date_pattern = re.compile( \
|
|
|
|
|
- r'(\w{,3}), (\d{,4})/(\d{,2})/(\d{2}) (\d{,2}):(\d{2}):(\d{2}) (\w{,3})')
|
|
|
|
|
-
|
|
|
|
|
- m = _my_date_pattern.search(aDateString)
|
|
|
|
|
- if m is None:
|
|
|
|
|
- return None
|
|
|
|
|
- dow, year, month, day, hour, minute, second, tz = m.groups()
|
|
|
|
|
- months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
|
|
|
|
|
- dateString = "%s, %s %s %s %s:%s:%s %s" % (dow, day, months[int(month) - 1], year, hour, minute, second, tz)
|
|
|
|
|
- tm = rfc822.parsedate_tz(dateString)
|
|
|
|
|
- if tm:
|
|
|
|
|
- return time.gmtime(rfc822.mktime_tz(tm))
|
|
|
|
|
-registerDateHandler(_parse_date_perforce)
|
|
|
|
|
-
|
|
|
|
|
-def _parse_date(dateString):
|
|
|
|
|
- '''Parses a variety of date formats into a 9-tuple in GMT'''
|
|
|
|
|
- if not dateString:
|
|
|
|
|
- return None
|
|
|
|
|
- for handler in _date_handlers:
|
|
|
|
|
- try:
|
|
|
|
|
- date9tuple = handler(dateString)
|
|
|
|
|
- except (KeyError, OverflowError, ValueError):
|
|
|
|
|
- continue
|
|
|
|
|
- if not date9tuple:
|
|
|
|
|
- continue
|
|
|
|
|
- if len(date9tuple) != 9:
|
|
|
|
|
- continue
|
|
|
|
|
- return date9tuple
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-# Each marker represents some of the characters of the opening XML
|
|
|
|
|
-# processing instruction ('<?xm') in the specified encoding.
|
|
|
|
|
-EBCDIC_MARKER = _l2bytes([0x4C, 0x6F, 0xA7, 0x94])
|
|
|
|
|
-UTF16BE_MARKER = _l2bytes([0x00, 0x3C, 0x00, 0x3F])
|
|
|
|
|
-UTF16LE_MARKER = _l2bytes([0x3C, 0x00, 0x3F, 0x00])
|
|
|
|
|
-UTF32BE_MARKER = _l2bytes([0x00, 0x00, 0x00, 0x3C])
|
|
|
|
|
-UTF32LE_MARKER = _l2bytes([0x3C, 0x00, 0x00, 0x00])
|
|
|
|
|
-
|
|
|
|
|
-ZERO_BYTES = _l2bytes([0x00, 0x00])
|
|
|
|
|
-
|
|
|
|
|
-# Match the opening XML declaration.
|
|
|
|
|
-# Example: <?xml version="1.0" encoding="utf-8"?>
|
|
|
|
|
-RE_XML_DECLARATION = re.compile('^<\?xml[^>]*?>')
|
|
|
|
|
-
|
|
|
|
|
-# Capture the value of the XML processing instruction's encoding attribute.
|
|
|
|
|
-# Example: <?xml version="1.0" encoding="utf-8"?>
|
|
|
|
|
-RE_XML_PI_ENCODING = re.compile(_s2bytes('^<\?.*encoding=[\'"](.*?)[\'"].*\?>'))
|
|
|
|
|
-
|
|
|
|
|
-def convert_to_utf8(http_headers, data):
|
|
|
|
|
- '''Detect and convert the character encoding to UTF-8.
|
|
|
|
|
-
|
|
|
|
|
- http_headers is a dictionary
|
|
|
|
|
- data is a raw string (not Unicode)'''
|
|
|
|
|
-
|
|
|
|
|
- # This is so much trickier than it sounds, it's not even funny.
|
|
|
|
|
- # According to RFC 3023 ('XML Media Types'), if the HTTP Content-Type
|
|
|
|
|
- # is application/xml, application/*+xml,
|
|
|
|
|
- # application/xml-external-parsed-entity, or application/xml-dtd,
|
|
|
|
|
- # the encoding given in the charset parameter of the HTTP Content-Type
|
|
|
|
|
- # takes precedence over the encoding given in the XML prefix within the
|
|
|
|
|
- # document, and defaults to 'utf-8' if neither are specified. But, if
|
|
|
|
|
- # the HTTP Content-Type is text/xml, text/*+xml, or
|
|
|
|
|
- # text/xml-external-parsed-entity, the encoding given in the XML prefix
|
|
|
|
|
- # within the document is ALWAYS IGNORED and only the encoding given in
|
|
|
|
|
- # the charset parameter of the HTTP Content-Type header should be
|
|
|
|
|
- # respected, and it defaults to 'us-ascii' if not specified.
|
|
|
|
|
-
|
|
|
|
|
- # Furthermore, discussion on the atom-syntax mailing list with the
|
|
|
|
|
- # author of RFC 3023 leads me to the conclusion that any document
|
|
|
|
|
- # served with a Content-Type of text/* and no charset parameter
|
|
|
|
|
- # must be treated as us-ascii. (We now do this.) And also that it
|
|
|
|
|
- # must always be flagged as non-well-formed. (We now do this too.)
|
|
|
|
|
-
|
|
|
|
|
- # If Content-Type is unspecified (input was local file or non-HTTP source)
|
|
|
|
|
- # or unrecognized (server just got it totally wrong), then go by the
|
|
|
|
|
- # encoding given in the XML prefix of the document and default to
|
|
|
|
|
- # 'iso-8859-1' as per the HTTP specification (RFC 2616).
|
|
|
|
|
-
|
|
|
|
|
- # Then, assuming we didn't find a character encoding in the HTTP headers
|
|
|
|
|
- # (and the HTTP Content-type allowed us to look in the body), we need
|
|
|
|
|
- # to sniff the first few bytes of the XML data and try to determine
|
|
|
|
|
- # whether the encoding is ASCII-compatible. Section F of the XML
|
|
|
|
|
- # specification shows the way here:
|
|
|
|
|
- # http://www.w3.org/TR/REC-xml/#sec-guessing-no-ext-info
|
|
|
|
|
-
|
|
|
|
|
- # If the sniffed encoding is not ASCII-compatible, we need to make it
|
|
|
|
|
- # ASCII compatible so that we can sniff further into the XML declaration
|
|
|
|
|
- # to find the encoding attribute, which will tell us the true encoding.
|
|
|
|
|
-
|
|
|
|
|
- # Of course, none of this guarantees that we will be able to parse the
|
|
|
|
|
- # feed in the declared character encoding (assuming it was declared
|
|
|
|
|
- # correctly, which many are not). iconv_codec can help a lot;
|
|
|
|
|
- # you should definitely install it if you can.
|
|
|
|
|
- # http://cjkpython.i18n.org/
|
|
|
|
|
-
|
|
|
|
|
- bom_encoding = u''
|
|
|
|
|
- xml_encoding = u''
|
|
|
|
|
- rfc3023_encoding = u''
|
|
|
|
|
-
|
|
|
|
|
- # Look at the first few bytes of the document to guess what
|
|
|
|
|
- # its encoding may be. We only need to decode enough of the
|
|
|
|
|
- # document that we can use an ASCII-compatible regular
|
|
|
|
|
- # expression to search for an XML encoding declaration.
|
|
|
|
|
- # The heuristic follows the XML specification, section F:
|
|
|
|
|
- # http://www.w3.org/TR/REC-xml/#sec-guessing-no-ext-info
|
|
|
|
|
- # Check for BOMs first.
|
|
|
|
|
- if data[:4] == codecs.BOM_UTF32_BE:
|
|
|
|
|
- bom_encoding = u'utf-32be'
|
|
|
|
|
- data = data[4:]
|
|
|
|
|
- elif data[:4] == codecs.BOM_UTF32_LE:
|
|
|
|
|
- bom_encoding = u'utf-32le'
|
|
|
|
|
- data = data[4:]
|
|
|
|
|
- elif data[:2] == codecs.BOM_UTF16_BE and data[2:4] != ZERO_BYTES:
|
|
|
|
|
- bom_encoding = u'utf-16be'
|
|
|
|
|
- data = data[2:]
|
|
|
|
|
- elif data[:2] == codecs.BOM_UTF16_LE and data[2:4] != ZERO_BYTES:
|
|
|
|
|
- bom_encoding = u'utf-16le'
|
|
|
|
|
- data = data[2:]
|
|
|
|
|
- elif data[:3] == codecs.BOM_UTF8:
|
|
|
|
|
- bom_encoding = u'utf-8'
|
|
|
|
|
- data = data[3:]
|
|
|
|
|
- # Check for the characters '<?xm' in several encodings.
|
|
|
|
|
- elif data[:4] == EBCDIC_MARKER:
|
|
|
|
|
- bom_encoding = u'cp037'
|
|
|
|
|
- elif data[:4] == UTF16BE_MARKER:
|
|
|
|
|
- bom_encoding = u'utf-16be'
|
|
|
|
|
- elif data[:4] == UTF16LE_MARKER:
|
|
|
|
|
- bom_encoding = u'utf-16le'
|
|
|
|
|
- elif data[:4] == UTF32BE_MARKER:
|
|
|
|
|
- bom_encoding = u'utf-32be'
|
|
|
|
|
- elif data[:4] == UTF32LE_MARKER:
|
|
|
|
|
- bom_encoding = u'utf-32le'
|
|
|
|
|
-
|
|
|
|
|
- tempdata = data
|
|
|
|
|
- try:
|
|
|
|
|
- if bom_encoding:
|
|
|
|
|
- tempdata = data.decode(bom_encoding).encode('utf-8')
|
|
|
|
|
- except (UnicodeDecodeError, LookupError):
|
|
|
|
|
- # feedparser recognizes UTF-32 encodings that aren't
|
|
|
|
|
- # available in Python 2.4 and 2.5, so it's possible to
|
|
|
|
|
- # encounter a LookupError during decoding.
|
|
|
|
|
- xml_encoding_match = None
|
|
|
|
|
- else:
|
|
|
|
|
- xml_encoding_match = RE_XML_PI_ENCODING.match(tempdata)
|
|
|
|
|
-
|
|
|
|
|
- if xml_encoding_match:
|
|
|
|
|
- xml_encoding = xml_encoding_match.groups()[0].decode('utf-8').lower()
|
|
|
|
|
- # Normalize the xml_encoding if necessary.
|
|
|
|
|
- if bom_encoding and (xml_encoding in (
|
|
|
|
|
- u'u16', u'utf-16', u'utf16', u'utf_16',
|
|
|
|
|
- u'u32', u'utf-32', u'utf32', u'utf_32',
|
|
|
|
|
- u'iso-10646-ucs-2', u'iso-10646-ucs-4',
|
|
|
|
|
- u'csucs4', u'csunicode', u'ucs-2', u'ucs-4'
|
|
|
|
|
- )):
|
|
|
|
|
- xml_encoding = bom_encoding
|
|
|
|
|
-
|
|
|
|
|
- # Find the HTTP Content-Type and, hopefully, a character
|
|
|
|
|
- # encoding provided by the server. The Content-Type is used
|
|
|
|
|
- # to choose the "correct" encoding among the BOM encoding,
|
|
|
|
|
- # XML declaration encoding, and HTTP encoding, following the
|
|
|
|
|
- # heuristic defined in RFC 3023.
|
|
|
|
|
- http_content_type = http_headers.get('content-type') or ''
|
|
|
|
|
- http_content_type, params = cgi.parse_header(http_content_type)
|
|
|
|
|
- http_encoding = params.get('charset', '').replace("'", "")
|
|
|
|
|
- if not isinstance(http_encoding, unicode):
|
|
|
|
|
- http_encoding = http_encoding.decode('utf-8', 'ignore')
|
|
|
|
|
-
|
|
|
|
|
- acceptable_content_type = 0
|
|
|
|
|
- application_content_types = (u'application/xml', u'application/xml-dtd',
|
|
|
|
|
- u'application/xml-external-parsed-entity')
|
|
|
|
|
- text_content_types = (u'text/xml', u'text/xml-external-parsed-entity')
|
|
|
|
|
- if (http_content_type in application_content_types) or \
|
|
|
|
|
- (http_content_type.startswith(u'application/') and
|
|
|
|
|
- http_content_type.endswith(u'+xml')):
|
|
|
|
|
- acceptable_content_type = 1
|
|
|
|
|
- rfc3023_encoding = http_encoding or xml_encoding or u'utf-8'
|
|
|
|
|
- elif (http_content_type in text_content_types) or \
|
|
|
|
|
- (http_content_type.startswith(u'text/') and
|
|
|
|
|
- http_content_type.endswith(u'+xml')):
|
|
|
|
|
- acceptable_content_type = 1
|
|
|
|
|
- rfc3023_encoding = http_encoding or u'us-ascii'
|
|
|
|
|
- elif http_content_type.startswith(u'text/'):
|
|
|
|
|
- rfc3023_encoding = http_encoding or u'us-ascii'
|
|
|
|
|
- elif http_headers and 'content-type' not in http_headers:
|
|
|
|
|
- rfc3023_encoding = xml_encoding or u'iso-8859-1'
|
|
|
|
|
- else:
|
|
|
|
|
- rfc3023_encoding = xml_encoding or u'utf-8'
|
|
|
|
|
- # gb18030 is a superset of gb2312, so always replace gb2312
|
|
|
|
|
- # with gb18030 for greater compatibility.
|
|
|
|
|
- if rfc3023_encoding.lower() == u'gb2312':
|
|
|
|
|
- rfc3023_encoding = u'gb18030'
|
|
|
|
|
- if xml_encoding.lower() == u'gb2312':
|
|
|
|
|
- xml_encoding = u'gb18030'
|
|
|
|
|
-
|
|
|
|
|
- # there are four encodings to keep track of:
|
|
|
|
|
- # - http_encoding is the encoding declared in the Content-Type HTTP header
|
|
|
|
|
- # - xml_encoding is the encoding declared in the <?xml declaration
|
|
|
|
|
- # - bom_encoding is the encoding sniffed from the first 4 bytes of the XML data
|
|
|
|
|
- # - rfc3023_encoding is the actual encoding, as per RFC 3023 and a variety of other conflicting specifications
|
|
|
|
|
- error = None
|
|
|
|
|
-
|
|
|
|
|
- if http_headers and (not acceptable_content_type):
|
|
|
|
|
- if 'content-type' in http_headers:
|
|
|
|
|
- msg = '%s is not an XML media type' % http_headers['content-type']
|
|
|
|
|
- else:
|
|
|
|
|
- msg = 'no Content-type specified'
|
|
|
|
|
- error = NonXMLContentType(msg)
|
|
|
|
|
-
|
|
|
|
|
- # determine character encoding
|
|
|
|
|
- known_encoding = 0
|
|
|
|
|
- lazy_chardet_encoding = None
|
|
|
|
|
- tried_encodings = []
|
|
|
|
|
- if chardet:
|
|
|
|
|
- def lazy_chardet_encoding():
|
|
|
|
|
- chardet_encoding = chardet.detect(data)['encoding']
|
|
|
|
|
- if not chardet_encoding:
|
|
|
|
|
- chardet_encoding = ''
|
|
|
|
|
- if not isinstance(chardet_encoding, unicode):
|
|
|
|
|
- chardet_encoding = unicode(chardet_encoding, 'ascii', 'ignore')
|
|
|
|
|
- return chardet_encoding
|
|
|
|
|
- # try: HTTP encoding, declared XML encoding, encoding sniffed from BOM
|
|
|
|
|
- for proposed_encoding in (rfc3023_encoding, xml_encoding, bom_encoding,
|
|
|
|
|
- lazy_chardet_encoding, u'utf-8', u'windows-1252', u'iso-8859-2'):
|
|
|
|
|
- if callable(proposed_encoding):
|
|
|
|
|
- proposed_encoding = proposed_encoding()
|
|
|
|
|
- if not proposed_encoding:
|
|
|
|
|
- continue
|
|
|
|
|
- if proposed_encoding in tried_encodings:
|
|
|
|
|
- continue
|
|
|
|
|
- tried_encodings.append(proposed_encoding)
|
|
|
|
|
- try:
|
|
|
|
|
- data = data.decode(proposed_encoding)
|
|
|
|
|
- except (UnicodeDecodeError, LookupError):
|
|
|
|
|
- pass
|
|
|
|
|
- else:
|
|
|
|
|
- known_encoding = 1
|
|
|
|
|
- # Update the encoding in the opening XML processing instruction.
|
|
|
|
|
- new_declaration = '''<?xml version='1.0' encoding='utf-8'?>'''
|
|
|
|
|
- if RE_XML_DECLARATION.search(data):
|
|
|
|
|
- data = RE_XML_DECLARATION.sub(new_declaration, data)
|
|
|
|
|
- else:
|
|
|
|
|
- data = new_declaration + u'\n' + data
|
|
|
|
|
- data = data.encode('utf-8')
|
|
|
|
|
- break
|
|
|
|
|
- # if still no luck, give up
|
|
|
|
|
- if not known_encoding:
|
|
|
|
|
- error = CharacterEncodingUnknown(
|
|
|
|
|
- 'document encoding unknown, I tried ' +
|
|
|
|
|
- '%s, %s, utf-8, windows-1252, and iso-8859-2 but nothing worked' %
|
|
|
|
|
- (rfc3023_encoding, xml_encoding))
|
|
|
|
|
- rfc3023_encoding = u''
|
|
|
|
|
- elif proposed_encoding != rfc3023_encoding:
|
|
|
|
|
- error = CharacterEncodingOverride(
|
|
|
|
|
- 'document declared as %s, but parsed as %s' %
|
|
|
|
|
- (rfc3023_encoding, proposed_encoding))
|
|
|
|
|
- rfc3023_encoding = proposed_encoding
|
|
|
|
|
-
|
|
|
|
|
- return data, rfc3023_encoding, error
|
|
|
|
|
-
|
|
|
|
|
-# Match XML entity declarations.
|
|
|
|
|
-# Example: <!ENTITY copyright "(C)">
|
|
|
|
|
-RE_ENTITY_PATTERN = re.compile(_s2bytes(r'^\s*<!ENTITY([^>]*?)>'), re.MULTILINE)
|
|
|
|
|
-
|
|
|
|
|
-# Match XML DOCTYPE declarations.
|
|
|
|
|
-# Example: <!DOCTYPE feed [ ]>
|
|
|
|
|
-RE_DOCTYPE_PATTERN = re.compile(_s2bytes(r'^\s*<!DOCTYPE([^>]*?)>'), re.MULTILINE)
|
|
|
|
|
-
|
|
|
|
|
-# Match safe entity declarations.
|
|
|
|
|
-# This will allow hexadecimal character references through,
|
|
|
|
|
-# as well as text, but not arbitrary nested entities.
|
|
|
|
|
-# Example: cubed "³"
|
|
|
|
|
-# Example: copyright "(C)"
|
|
|
|
|
-# Forbidden: explode1 "&explode2;&explode2;"
|
|
|
|
|
-RE_SAFE_ENTITY_PATTERN = re.compile(_s2bytes('\s+(\w+)\s+"(&#\w+;|[^&"]*)"'))
|
|
|
|
|
-
|
|
|
|
|
-def replace_doctype(data):
|
|
|
|
|
- '''Strips and replaces the DOCTYPE, returns (rss_version, stripped_data)
|
|
|
|
|
-
|
|
|
|
|
- rss_version may be 'rss091n' or None
|
|
|
|
|
- stripped_data is the same XML document with a replaced DOCTYPE
|
|
|
|
|
- '''
|
|
|
|
|
-
|
|
|
|
|
- # Divide the document into two groups by finding the location
|
|
|
|
|
- # of the first element that doesn't begin with '<?' or '<!'.
|
|
|
|
|
- start = re.search(_s2bytes('<\w'), data)
|
|
|
|
|
- start = start and start.start() or -1
|
|
|
|
|
- head, data = data[:start+1], data[start+1:]
|
|
|
|
|
-
|
|
|
|
|
- # Save and then remove all of the ENTITY declarations.
|
|
|
|
|
- entity_results = RE_ENTITY_PATTERN.findall(head)
|
|
|
|
|
- head = RE_ENTITY_PATTERN.sub(_s2bytes(''), head)
|
|
|
|
|
-
|
|
|
|
|
- # Find the DOCTYPE declaration and check the feed type.
|
|
|
|
|
- doctype_results = RE_DOCTYPE_PATTERN.findall(head)
|
|
|
|
|
- doctype = doctype_results and doctype_results[0] or _s2bytes('')
|
|
|
|
|
- if _s2bytes('netscape') in doctype.lower():
|
|
|
|
|
- version = u'rss091n'
|
|
|
|
|
- else:
|
|
|
|
|
- version = None
|
|
|
|
|
-
|
|
|
|
|
- # Re-insert the safe ENTITY declarations if a DOCTYPE was found.
|
|
|
|
|
- replacement = _s2bytes('')
|
|
|
|
|
- if len(doctype_results) == 1 and entity_results:
|
|
|
|
|
- match_safe_entities = lambda e: RE_SAFE_ENTITY_PATTERN.match(e)
|
|
|
|
|
- safe_entities = filter(match_safe_entities, entity_results)
|
|
|
|
|
- if safe_entities:
|
|
|
|
|
- replacement = _s2bytes('<!DOCTYPE feed [\n<!ENTITY') \
|
|
|
|
|
- + _s2bytes('>\n<!ENTITY ').join(safe_entities) \
|
|
|
|
|
- + _s2bytes('>\n]>')
|
|
|
|
|
- data = RE_DOCTYPE_PATTERN.sub(replacement, head) + data
|
|
|
|
|
-
|
|
|
|
|
- # Precompute the safe entities for the loose parser.
|
|
|
|
|
- safe_entities = dict((k.decode('utf-8'), v.decode('utf-8'))
|
|
|
|
|
- for k, v in RE_SAFE_ENTITY_PATTERN.findall(replacement))
|
|
|
|
|
- return version, data, safe_entities
|
|
|
|
|
-
|
|
|
|
|
-
|
|
|
|
|
-# GeoRSS geometry parsers. Each return a dict with 'type' and 'coordinates'
|
|
|
|
|
-# items, or None in the case of a parsing error.
|
|
|
|
|
-
|
|
|
|
|
-def _parse_poslist(value, geom_type, swap=True, dims=2):
|
|
|
|
|
- if geom_type == 'linestring':
|
|
|
|
|
- return _parse_georss_line(value, swap, dims)
|
|
|
|
|
- elif geom_type == 'polygon':
|
|
|
|
|
- ring = _parse_georss_line(value, swap, dims)
|
|
|
|
|
- return {'type': u'Polygon', 'coordinates': (ring['coordinates'],)}
|
|
|
|
|
- else:
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-def _gen_georss_coords(value, swap=True, dims=2):
|
|
|
|
|
- # A generator of (lon, lat) pairs from a string of encoded GeoRSS
|
|
|
|
|
- # coordinates. Converts to floats and swaps order.
|
|
|
|
|
- latlons = itertools.imap(float, value.strip().replace(',', ' ').split())
|
|
|
|
|
- nxt = latlons.next
|
|
|
|
|
- while True:
|
|
|
|
|
- t = [nxt(), nxt()][::swap and -1 or 1]
|
|
|
|
|
- if dims == 3:
|
|
|
|
|
- t.append(nxt())
|
|
|
|
|
- yield tuple(t)
|
|
|
|
|
-
|
|
|
|
|
-def _parse_georss_point(value, swap=True, dims=2):
|
|
|
|
|
- # A point contains a single latitude-longitude pair, separated by
|
|
|
|
|
- # whitespace. We'll also handle comma separators.
|
|
|
|
|
- try:
|
|
|
|
|
- coords = list(_gen_georss_coords(value, swap, dims))
|
|
|
|
|
- return {u'type': u'Point', u'coordinates': coords[0]}
|
|
|
|
|
- except (IndexError, ValueError):
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-def _parse_georss_line(value, swap=True, dims=2):
|
|
|
|
|
- # A line contains a space separated list of latitude-longitude pairs in
|
|
|
|
|
- # WGS84 coordinate reference system, with each pair separated by
|
|
|
|
|
- # whitespace. There must be at least two pairs.
|
|
|
|
|
- try:
|
|
|
|
|
- coords = list(_gen_georss_coords(value, swap, dims))
|
|
|
|
|
- return {u'type': u'LineString', u'coordinates': coords}
|
|
|
|
|
- except (IndexError, ValueError):
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-def _parse_georss_polygon(value, swap=True, dims=2):
|
|
|
|
|
- # A polygon contains a space separated list of latitude-longitude pairs,
|
|
|
|
|
- # with each pair separated by whitespace. There must be at least four
|
|
|
|
|
- # pairs, with the last being identical to the first (so a polygon has a
|
|
|
|
|
- # minimum of three actual points).
|
|
|
|
|
- try:
|
|
|
|
|
- ring = list(_gen_georss_coords(value, swap, dims))
|
|
|
|
|
- except (IndexError, ValueError):
|
|
|
|
|
- return None
|
|
|
|
|
- if len(ring) < 4:
|
|
|
|
|
- return None
|
|
|
|
|
- return {u'type': u'Polygon', u'coordinates': (ring,)}
|
|
|
|
|
-
|
|
|
|
|
-def _parse_georss_box(value, swap=True, dims=2):
|
|
|
|
|
- # A bounding box is a rectangular region, often used to define the extents
|
|
|
|
|
- # of a map or a rough area of interest. A box contains two space seperate
|
|
|
|
|
- # latitude-longitude pairs, with each pair separated by whitespace. The
|
|
|
|
|
- # first pair is the lower corner, the second is the upper corner.
|
|
|
|
|
- try:
|
|
|
|
|
- coords = list(_gen_georss_coords(value, swap, dims))
|
|
|
|
|
- return {u'type': u'Box', u'coordinates': tuple(coords)}
|
|
|
|
|
- except (IndexError, ValueError):
|
|
|
|
|
- return None
|
|
|
|
|
-
|
|
|
|
|
-# end geospatial parsers
|
|
|
|
|
-
|
|
|
|
|
-
|
|
|
|
|
-def parse(url_file_stream_or_string, etag=None, modified=None, agent=None, referrer=None, handlers=None, request_headers=None, response_headers=None):
|
|
|
|
|
- '''Parse a feed from a URL, file, stream, or string.
|
|
|
|
|
-
|
|
|
|
|
- request_headers, if given, is a dict from http header name to value to add
|
|
|
|
|
- to the request; this overrides internally generated values.
|
|
|
|
|
-
|
|
|
|
|
- :return: A :class:`FeedParserDict`.
|
|
|
|
|
- '''
|
|
|
|
|
-
|
|
|
|
|
- if handlers is None:
|
|
|
|
|
- handlers = []
|
|
|
|
|
- if request_headers is None:
|
|
|
|
|
- request_headers = {}
|
|
|
|
|
- if response_headers is None:
|
|
|
|
|
- response_headers = {}
|
|
|
|
|
-
|
|
|
|
|
- result = FeedParserDict()
|
|
|
|
|
- result['feed'] = FeedParserDict()
|
|
|
|
|
- result['entries'] = []
|
|
|
|
|
- result['bozo'] = 0
|
|
|
|
|
- if not isinstance(handlers, list):
|
|
|
|
|
- handlers = [handlers]
|
|
|
|
|
- try:
|
|
|
|
|
- f = _open_resource(url_file_stream_or_string, etag, modified, agent, referrer, handlers, request_headers)
|
|
|
|
|
- data = f.read()
|
|
|
|
|
- except Exception, e:
|
|
|
|
|
- result['bozo'] = 1
|
|
|
|
|
- result['bozo_exception'] = e
|
|
|
|
|
- data = None
|
|
|
|
|
- f = None
|
|
|
|
|
-
|
|
|
|
|
- if hasattr(f, 'headers'):
|
|
|
|
|
- result['headers'] = dict(f.headers)
|
|
|
|
|
- # overwrite existing headers using response_headers
|
|
|
|
|
- if 'headers' in result:
|
|
|
|
|
- result['headers'].update(response_headers)
|
|
|
|
|
- elif response_headers:
|
|
|
|
|
- result['headers'] = copy.deepcopy(response_headers)
|
|
|
|
|
-
|
|
|
|
|
- # lowercase all of the HTTP headers for comparisons per RFC 2616
|
|
|
|
|
- if 'headers' in result:
|
|
|
|
|
- http_headers = dict((k.lower(), v) for k, v in result['headers'].items())
|
|
|
|
|
- else:
|
|
|
|
|
- http_headers = {}
|
|
|
|
|
-
|
|
|
|
|
- # if feed is gzip-compressed, decompress it
|
|
|
|
|
- if f and data and http_headers:
|
|
|
|
|
- if gzip and 'gzip' in http_headers.get('content-encoding', ''):
|
|
|
|
|
- try:
|
|
|
|
|
- data = gzip.GzipFile(fileobj=_StringIO(data)).read()
|
|
|
|
|
- except (IOError, struct.error), e:
|
|
|
|
|
- # IOError can occur if the gzip header is bad.
|
|
|
|
|
- # struct.error can occur if the data is damaged.
|
|
|
|
|
- result['bozo'] = 1
|
|
|
|
|
- result['bozo_exception'] = e
|
|
|
|
|
- if isinstance(e, struct.error):
|
|
|
|
|
- # A gzip header was found but the data is corrupt.
|
|
|
|
|
- # Ideally, we should re-request the feed without the
|
|
|
|
|
- # 'Accept-encoding: gzip' header, but we don't.
|
|
|
|
|
- data = None
|
|
|
|
|
- elif zlib and 'deflate' in http_headers.get('content-encoding', ''):
|
|
|
|
|
- try:
|
|
|
|
|
- data = zlib.decompress(data)
|
|
|
|
|
- except zlib.error, e:
|
|
|
|
|
- try:
|
|
|
|
|
- # The data may have no headers and no checksum.
|
|
|
|
|
- data = zlib.decompress(data, -15)
|
|
|
|
|
- except zlib.error, e:
|
|
|
|
|
- result['bozo'] = 1
|
|
|
|
|
- result['bozo_exception'] = e
|
|
|
|
|
-
|
|
|
|
|
- # save HTTP headers
|
|
|
|
|
- if http_headers:
|
|
|
|
|
- if 'etag' in http_headers:
|
|
|
|
|
- etag = http_headers.get('etag', u'')
|
|
|
|
|
- if not isinstance(etag, unicode):
|
|
|
|
|
- etag = etag.decode('utf-8', 'ignore')
|
|
|
|
|
- if etag:
|
|
|
|
|
- result['etag'] = etag
|
|
|
|
|
- if 'last-modified' in http_headers:
|
|
|
|
|
- modified = http_headers.get('last-modified', u'')
|
|
|
|
|
- if modified:
|
|
|
|
|
- result['modified'] = modified
|
|
|
|
|
- result['modified_parsed'] = _parse_date(modified)
|
|
|
|
|
- if hasattr(f, 'url'):
|
|
|
|
|
- if not isinstance(f.url, unicode):
|
|
|
|
|
- result['href'] = f.url.decode('utf-8', 'ignore')
|
|
|
|
|
- else:
|
|
|
|
|
- result['href'] = f.url
|
|
|
|
|
- result['status'] = 200
|
|
|
|
|
- if hasattr(f, 'status'):
|
|
|
|
|
- result['status'] = f.status
|
|
|
|
|
- if hasattr(f, 'close'):
|
|
|
|
|
- f.close()
|
|
|
|
|
-
|
|
|
|
|
- if data is None:
|
|
|
|
|
- return result
|
|
|
|
|
-
|
|
|
|
|
- # Stop processing if the server sent HTTP 304 Not Modified.
|
|
|
|
|
- if getattr(f, 'code', 0) == 304:
|
|
|
|
|
- result['version'] = u''
|
|
|
|
|
- result['debug_message'] = 'The feed has not changed since you last checked, ' + \
|
|
|
|
|
- 'so the server sent no data. This is a feature, not a bug!'
|
|
|
|
|
- return result
|
|
|
|
|
-
|
|
|
|
|
- data, result['encoding'], error = convert_to_utf8(http_headers, data)
|
|
|
|
|
- use_strict_parser = result['encoding'] and True or False
|
|
|
|
|
- if error is not None:
|
|
|
|
|
- result['bozo'] = 1
|
|
|
|
|
- result['bozo_exception'] = error
|
|
|
|
|
-
|
|
|
|
|
- result['version'], data, entities = replace_doctype(data)
|
|
|
|
|
-
|
|
|
|
|
- # Ensure that baseuri is an absolute URI using an acceptable URI scheme.
|
|
|
|
|
- contentloc = http_headers.get('content-location', u'')
|
|
|
|
|
- href = result.get('href', u'')
|
|
|
|
|
- baseuri = _makeSafeAbsoluteURI(href, contentloc) or _makeSafeAbsoluteURI(contentloc) or href
|
|
|
|
|
-
|
|
|
|
|
- baselang = http_headers.get('content-language', None)
|
|
|
|
|
- if not isinstance(baselang, unicode) and baselang is not None:
|
|
|
|
|
- baselang = baselang.decode('utf-8', 'ignore')
|
|
|
|
|
-
|
|
|
|
|
- if not _XML_AVAILABLE:
|
|
|
|
|
- use_strict_parser = 0
|
|
|
|
|
- if use_strict_parser:
|
|
|
|
|
- # initialize the SAX parser
|
|
|
|
|
- feedparser = _StrictFeedParser(baseuri, baselang, 'utf-8')
|
|
|
|
|
- saxparser = xml.sax.make_parser(PREFERRED_XML_PARSERS)
|
|
|
|
|
- saxparser.setFeature(xml.sax.handler.feature_namespaces, 1)
|
|
|
|
|
- try:
|
|
|
|
|
- # disable downloading external doctype references, if possible
|
|
|
|
|
- saxparser.setFeature(xml.sax.handler.feature_external_ges, 0)
|
|
|
|
|
- except xml.sax.SAXNotSupportedException:
|
|
|
|
|
- pass
|
|
|
|
|
- saxparser.setContentHandler(feedparser)
|
|
|
|
|
- saxparser.setErrorHandler(feedparser)
|
|
|
|
|
- source = xml.sax.xmlreader.InputSource()
|
|
|
|
|
- source.setByteStream(_StringIO(data))
|
|
|
|
|
- try:
|
|
|
|
|
- saxparser.parse(source)
|
|
|
|
|
- except xml.sax.SAXException, e:
|
|
|
|
|
- result['bozo'] = 1
|
|
|
|
|
- result['bozo_exception'] = feedparser.exc or e
|
|
|
|
|
- use_strict_parser = 0
|
|
|
|
|
- if not use_strict_parser and _SGML_AVAILABLE:
|
|
|
|
|
- feedparser = _LooseFeedParser(baseuri, baselang, 'utf-8', entities)
|
|
|
|
|
- feedparser.feed(data.decode('utf-8', 'replace'))
|
|
|
|
|
- result['feed'] = feedparser.feeddata
|
|
|
|
|
- result['entries'] = feedparser.entries
|
|
|
|
|
- result['version'] = result['version'] or feedparser.version
|
|
|
|
|
- result['namespaces'] = feedparser.namespacesInUse
|
|
|
|
|
- return result
|
|
|
|
|
-
|
|
|
|
|
-# The list of EPSG codes for geographic (latitude/longitude) coordinate
|
|
|
|
|
-# systems to support decoding of GeoRSS GML profiles.
|
|
|
|
|
-_geogCS = [
|
|
|
|
|
-3819, 3821, 3824, 3889, 3906, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4008,
|
|
|
|
|
-4009, 4010, 4011, 4012, 4013, 4014, 4015, 4016, 4018, 4019, 4020, 4021, 4022,
|
|
|
|
|
-4023, 4024, 4025, 4027, 4028, 4029, 4030, 4031, 4032, 4033, 4034, 4035, 4036,
|
|
|
|
|
-4041, 4042, 4043, 4044, 4045, 4046, 4047, 4052, 4053, 4054, 4055, 4075, 4081,
|
|
|
|
|
-4120, 4121, 4122, 4123, 4124, 4125, 4126, 4127, 4128, 4129, 4130, 4131, 4132,
|
|
|
|
|
-4133, 4134, 4135, 4136, 4137, 4138, 4139, 4140, 4141, 4142, 4143, 4144, 4145,
|
|
|
|
|
-4146, 4147, 4148, 4149, 4150, 4151, 4152, 4153, 4154, 4155, 4156, 4157, 4158,
|
|
|
|
|
-4159, 4160, 4161, 4162, 4163, 4164, 4165, 4166, 4167, 4168, 4169, 4170, 4171,
|
|
|
|
|
-4172, 4173, 4174, 4175, 4176, 4178, 4179, 4180, 4181, 4182, 4183, 4184, 4185,
|
|
|
|
|
-4188, 4189, 4190, 4191, 4192, 4193, 4194, 4195, 4196, 4197, 4198, 4199, 4200,
|
|
|
|
|
-4201, 4202, 4203, 4204, 4205, 4206, 4207, 4208, 4209, 4210, 4211, 4212, 4213,
|
|
|
|
|
-4214, 4215, 4216, 4218, 4219, 4220, 4221, 4222, 4223, 4224, 4225, 4226, 4227,
|
|
|
|
|
-4228, 4229, 4230, 4231, 4232, 4233, 4234, 4235, 4236, 4237, 4238, 4239, 4240,
|
|
|
|
|
-4241, 4242, 4243, 4244, 4245, 4246, 4247, 4248, 4249, 4250, 4251, 4252, 4253,
|
|
|
|
|
-4254, 4255, 4256, 4257, 4258, 4259, 4260, 4261, 4262, 4263, 4264, 4265, 4266,
|
|
|
|
|
-4267, 4268, 4269, 4270, 4271, 4272, 4273, 4274, 4275, 4276, 4277, 4278, 4279,
|
|
|
|
|
-4280, 4281, 4282, 4283, 4284, 4285, 4286, 4287, 4288, 4289, 4291, 4292, 4293,
|
|
|
|
|
-4294, 4295, 4296, 4297, 4298, 4299, 4300, 4301, 4302, 4303, 4304, 4306, 4307,
|
|
|
|
|
-4308, 4309, 4310, 4311, 4312, 4313, 4314, 4315, 4316, 4317, 4318, 4319, 4322,
|
|
|
|
|
-4324, 4326, 4463, 4470, 4475, 4483, 4490, 4555, 4558, 4600, 4601, 4602, 4603,
|
|
|
|
|
-4604, 4605, 4606, 4607, 4608, 4609, 4610, 4611, 4612, 4613, 4614, 4615, 4616,
|
|
|
|
|
-4617, 4618, 4619, 4620, 4621, 4622, 4623, 4624, 4625, 4626, 4627, 4628, 4629,
|
|
|
|
|
-4630, 4631, 4632, 4633, 4634, 4635, 4636, 4637, 4638, 4639, 4640, 4641, 4642,
|
|
|
|
|
-4643, 4644, 4645, 4646, 4657, 4658, 4659, 4660, 4661, 4662, 4663, 4664, 4665,
|
|
|
|
|
-4666, 4667, 4668, 4669, 4670, 4671, 4672, 4673, 4674, 4675, 4676, 4677, 4678,
|
|
|
|
|
-4679, 4680, 4681, 4682, 4683, 4684, 4685, 4686, 4687, 4688, 4689, 4690, 4691,
|
|
|
|
|
-4692, 4693, 4694, 4695, 4696, 4697, 4698, 4699, 4700, 4701, 4702, 4703, 4704,
|
|
|
|
|
-4705, 4706, 4707, 4708, 4709, 4710, 4711, 4712, 4713, 4714, 4715, 4716, 4717,
|
|
|
|
|
-4718, 4719, 4720, 4721, 4722, 4723, 4724, 4725, 4726, 4727, 4728, 4729, 4730,
|
|
|
|
|
-4731, 4732, 4733, 4734, 4735, 4736, 4737, 4738, 4739, 4740, 4741, 4742, 4743,
|
|
|
|
|
-4744, 4745, 4746, 4747, 4748, 4749, 4750, 4751, 4752, 4753, 4754, 4755, 4756,
|
|
|
|
|
-4757, 4758, 4759, 4760, 4761, 4762, 4763, 4764, 4765, 4801, 4802, 4803, 4804,
|
|
|
|
|
-4805, 4806, 4807, 4808, 4809, 4810, 4811, 4813, 4814, 4815, 4816, 4817, 4818,
|
|
|
|
|
-4819, 4820, 4821, 4823, 4824, 4901, 4902, 4903, 4904, 4979 ]
|
|
|