#!/usr/bin/env python
"""Universal feed parser
-Handles RSS 0.9x, RSS 1.0, RSS 2.0, CDF, Atom feeds
+Handles RSS 0.9x, RSS 1.0, RSS 2.0, CDF, Atom 0.3, and Atom 1.0 feeds
Visit http://feedparser.org/ for the latest version
Visit http://feedparser.org/docs/ for the latest documentation
Recommended: CJKCodecs and iconv_codec <http://cjkpython.i18n.org/>
"""
-#__version__ = "pre-3.3-" + "$Revision: 1.3 $"[11:15] + "-cvs"
-__version__ = "3.3"
-__license__ = "Python"
-__copyright__ = "Copyright 2002-4, Mark Pilgrim"
+__version__ = "4.1"# + "$Revision: 1.92 $"[11:15] + "-cvs"
+__license__ = """Copyright (c) 2002-2006, Mark Pilgrim, All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+* Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE."""
__author__ = "Mark Pilgrim <http://diveintomark.org/>"
__contributors__ = ["Jason Diamond <http://injektilo.org/>",
"John Beimler <http://john.beimler.org/>",
"Fazal Majid <http://www.majid.info/mylos/weblog/>",
- "Aaron Swartz <http://aaronsw.com>"]
+ "Aaron Swartz <http://aaronsw.com/>",
+ "Kevin Marks <http://epeus.blogspot.com/>"]
_debug = 0
# HTTP "User-Agent" header to send to servers when downloading feeds.
PREFERRED_XML_PARSERS = ["drv_libxml2"]
# If you want feedparser to automatically run HTML markup through HTML Tidy, set
-# this to 1. This is off by default because of reports of crashing on some
-# platforms. If it crashes for you, please submit a bug report with your OS
-# platform, Python version, and the URL of the feed you were attempting to parse.
-# Requires mxTidy <http://www.egenix.com/files/python/mxTidy.html>
+# this to 1. Requires mxTidy <http://www.egenix.com/files/python/mxTidy.html>
+# or utidylib <http://utidylib.berlios.de/>.
TIDY_MARKUP = 0
+# List of Python interfaces for HTML Tidy, in order of preference. Only useful
+# if TIDY_MARKUP = 1
+PREFERRED_TIDY_INTERFACES = ["uTidy", "mxTidy"]
+
# ---------- required modules (should come with any Python distribution) ----------
-import sgmllib, re, sys, copy, urlparse, time, rfc822, types, cgi
+import sgmllib, re, sys, copy, urlparse, time, rfc822, types, cgi, urllib, urllib2
try:
from cStringIO import StringIO as _StringIO
except:
import zlib
except:
zlib = None
-
-# timeoutsocket allows feedparser to time out rather than hang forever on ultra-slow servers.
-# Python 2.3 now has this functionality available in the standard socket library, so under
-# 2.3 you don't need to install anything. But you probably should anyway, because the socket
-# module is buggy and timeoutsocket is better.
-try:
- import timeoutsocket # http://www.timo-tasi.org/python/timeoutsocket.py
- timeoutsocket.setDefaultSocketTimeout(20)
-except ImportError:
- import socket
- if hasattr(socket, 'setdefaulttimeout'):
- socket.setdefaulttimeout(20)
-import urllib, urllib2
-
-_mxtidy = None
-if TIDY_MARKUP:
- try:
- from mx.Tidy import Tidy as _mxtidy
- except:
- pass
# If a real XML parser is available, feedparser will attempt to use it. feedparser has
# been tested with the built-in SAX parser, PyXML, and libxml2. On platforms where the
except:
_XML_AVAILABLE = 0
def _xmlescape(data):
- data = data.replace("&", "&")
- data = data.replace(">", ">")
- data = data.replace("<", "<")
+ data = data.replace('&', '&')
+ data = data.replace('>', '>')
+ data = data.replace('<', '<')
return data
# base64 support for Atom feeds that contain embedded binary data
except:
pass
+# chardet library auto-detects character encodings
+# Download from http://chardet.feedparser.org/
+try:
+ import chardet
+ if _debug:
+ import chardet.constants
+ chardet.constants._debug = 1
+except:
+ chardet = None
+
# ---------- don't touch these ----------
-class CharacterEncodingOverride(Exception): pass
-class CharacterEncodingUnknown(Exception): pass
-class NonXMLContentType(Exception): pass
+class ThingsNobodyCaresAboutButMe(Exception): pass
+class CharacterEncodingOverride(ThingsNobodyCaresAboutButMe): pass
+class CharacterEncodingUnknown(ThingsNobodyCaresAboutButMe): pass
+class NonXMLContentType(ThingsNobodyCaresAboutButMe): pass
+class UndeclaredNamespace(Exception): pass
sgmllib.tagfind = re.compile('[a-zA-Z][-_.:a-zA-Z0-9]*')
sgmllib.special = re.compile('<!')
'atom01': 'Atom 0.1',
'atom02': 'Atom 0.2',
'atom03': 'Atom 0.3',
+ 'atom10': 'Atom 1.0',
'atom': 'Atom (unknown version)',
'cdf': 'CDF',
'hotrss': 'Hot RSS'
return rc
class FeedParserDict(UserDict):
+ keymap = {'channel': 'feed',
+ 'items': 'entries',
+ 'guid': 'id',
+ 'date': 'updated',
+ 'date_parsed': 'updated_parsed',
+ 'description': ['subtitle', 'summary'],
+ '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):
- keymap = {'channel': 'feed',
- 'items': 'entries',
- 'guid': 'id',
- 'date': 'modified',
- 'date_parsed': 'modified_parsed',
- 'description': ['tagline', 'summary']}
- realkey = keymap.get(key, key)
+ if key == 'category':
+ return UserDict.__getitem__(self, 'tags')[0]['term']
+ if key == 'categories':
+ return [(tag['scheme'], tag['term']) for tag in UserDict.__getitem__(self, 'tags')]
+ realkey = self.keymap.get(key, key)
if type(realkey) == types.ListType:
for k in realkey:
if UserDict.has_key(self, k):
return UserDict.__getitem__(self, k)
+ if UserDict.has_key(self, key):
return UserDict.__getitem__(self, key)
return UserDict.__getitem__(self, realkey)
+ def __setitem__(self, key, value):
+ for k in self.keymap.keys():
+ if key == k:
+ key = self.keymap[k]
+ if type(key) == types.ListType:
+ key = key[0]
+ return UserDict.__setitem__(self, key, value)
+
+ def get(self, key, default=None):
+ if self.has_key(key):
+ return self[key]
+ else:
+ return default
+
+ def setdefault(self, key, value):
+ if not self.has_key(key):
+ self[key] = value
+ return self[key]
+
def has_key(self, key):
- return hasattr(self, key) or UserDict.has_key(self, key)
+ try:
+ return hasattr(self, key) or UserDict.has_key(self, key)
+ except AttributeError:
+ return False
def __getattr__(self, key):
try:
except KeyError:
pass
try:
+ assert not key.startswith('_')
return self.__getitem__(key)
except:
raise AttributeError, "object has no attribute '%s'" % key
+ def __setattr__(self, key, value):
+ if key.startswith('_') or key == 'data':
+ self.__dict__[key] = value
+ else:
+ return self.__setitem__(key, value)
+
def __contains__(self, key):
return self.has_key(key)
)
import string
_ebcdic_to_ascii_map = string.maketrans( \
- "".join(map(chr, range(256))), "".join(map(chr, emap)))
+ ''.join(map(chr, range(256))), ''.join(map(chr, emap)))
return s.translate(_ebcdic_to_ascii_map)
+_urifixer = re.compile('^([A-Za-z][A-Za-z0-9+-.]*://)(/*)(.*?)')
+def _urljoin(base, uri):
+ uri = _urifixer.sub(r'\1\3', uri)
+ return urlparse.urljoin(base, 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://purl.org/rss/1.0/modules/rss091#": "",
+ 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://postneo.com/icbm/": "icbm",
- "http://purl.org/rss/1.0/modules/image/": "image",
- "http://xmlns.com/foaf/0.1/": "foaf",
- "http://freshmeat.net/rss/fm/": "fm",
- "http://purl.org/rss/1.0/modules/link/": "l",
- "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://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://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://schemas.xmlsoap.org/soap/envelope/": "soap",
- "http://www.w3.org/1999/xhtml": "xhtml",
- "http://www.w3.org/XML/1998/namespace": "xml"
+ '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://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',
+ '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://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/XML/1998/namespace': 'xml',
+ 'http://schemas.pocketsoap.com/rss/myDescModule/': 'szf'
}
+ _matchnamespaces = {}
- can_be_relative_uri = ['link', 'id', 'wfw_comment', 'wfw_commentrss', 'docs', 'url', 'comments', 'license']
- can_contain_relative_uris = ['content', 'title', 'summary', 'info', 'tagline', 'copyright', 'description']
- can_contain_dangerous_markup = ['content', 'title', 'summary', 'info', 'tagline', 'copyright', 'description']
+ can_be_relative_uri = ['link', 'id', 'wfw_comment', 'wfw_commentrss', 'docs', 'url', 'href', 'comments', 'license', 'icon', 'logo']
+ can_contain_relative_uris = ['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description']
+ can_contain_dangerous_markup = ['content', 'title', 'summary', 'info', 'tagline', 'subtitle', 'copyright', 'rights', 'description']
html_types = ['text/html', 'application/xhtml+xml']
def __init__(self, baseuri=None, baselang=None, encoding='utf-8'):
- if _debug: sys.stderr.write("initializing FeedParser\n")
+ if _debug: sys.stderr.write('initializing FeedParser\n')
+ 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 = '' # feed type/version, see SUPPORTED_VERSIONS
+ self.namespacesInUse = {} # dictionary of namespaces defined by the feed
# the following are used internally to track state;
- # some of this is kind of out of control and should
- # probably be refactored into a finite state machine
+ # this is really out of control and should be refactored
self.infeed = 0
self.inentry = 0
self.incontent = 0
self.inimage = 0
self.inauthor = 0
self.incontributor = 0
+ self.inpublisher = 0
+ self.insource = 0
+ self.sourcedata = FeedParserDict()
self.contentparams = FeedParserDict()
+ self._summaryKey = None
self.namespacemap = {}
self.elementstack = []
self.basestack = []
# track xml:base and xml:lang
attrsD = dict(attrs)
baseuri = attrsD.get('xml:base', attrsD.get('base')) or self.baseuri
- self.baseuri = baseuri
+ 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
if tag in ('feed', 'rss', 'rdf:RDF'):
self.feeddata['language'] = lang
self.lang = lang
- self.basestack.append(baseuri)
+ self.basestack.append(self.baseuri)
self.langstack.append(lang)
# track namespaces
self.trackNamespace(None, uri)
# track inline content
- if self.incontent and self.contentparams.get('mode') == 'escaped':
+ if self.incontent and self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
# element declared itself as escaped markup, but it isn't really
- self.contentparams['mode'] = 'xml'
- if self.incontent and self.contentparams.get('mode') == 'xml':
+ self.contentparams['type'] = 'application/xhtml+xml'
+ if self.incontent and self.contentparams.get('type') == 'application/xhtml+xml':
# Note: probably shouldn't simply recreate localname here, but
# our namespace handling isn't actually 100% correct in cases where
# the feed redefines the default namespace (which is actually
# This will horribly munge inline content with non-empty qnames,
# but nobody actually does that, so I'm not fixing it.
tag = tag.split(':')[-1]
- return self.handle_data("<%s%s>" % (tag, "".join([' %s="%s"' % t for t in attrs])), escape=0)
+ return self.handle_data('<%s%s>' % (tag, ''.join([' %s="%s"' % t for t in attrs])), escape=0)
# match namespaces
if tag.find(':') <> -1:
# 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', 'width', 'height'):
+ 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
self.pop(prefix + suffix)
# track inline content
- if self.incontent and self.contentparams.get('mode') == 'escaped':
+ if self.incontent and self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
# element declared itself as escaped markup, but it isn't really
- self.contentparams['mode'] = 'xml'
- if self.incontent and self.contentparams.get('mode') == 'xml':
+ self.contentparams['type'] = 'application/xhtml+xml'
+ if self.incontent and self.contentparams.get('type') == 'application/xhtml+xml':
tag = tag.split(':')[-1]
- self.handle_data("</%s>" % tag, escape=0)
+ self.handle_data('</%s>' % tag, escape=0)
# track xml:base and xml:lang going out of scope
if self.basestack:
self.lang = self.langstack[-1]
def handle_charref(self, ref):
- # called for each character reference, e.g. for " ", ref will be "160"
+ # 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
+ text = '&#%s;' % ref
else:
if ref[0] == 'x':
c = int(ref[1:], 16)
self.elementstack[-1][2].append(text)
def handle_entityref(self, ref):
- # called for each entity reference, e.g. for "©", ref will be "copy"
+ # called for each entity reference, e.g. for '©', ref will be 'copy'
if not self.elementstack: return
- if _debug: sys.stderr.write("entering handle_entityref with %s\n" % ref)
+ if _debug: sys.stderr.write('entering handle_entityref with %s\n' % ref)
if ref in ('lt', 'gt', 'quot', 'amp', 'apos'):
text = '&%s;' % ref
else:
# entity resolution graciously donated by Aaron Swartz
def name2cp(k):
import htmlentitydefs
- if hasattr(htmlentitydefs, "name2codepoint"): # requires Python 2.3
+ if hasattr(htmlentitydefs, 'name2codepoint'): # requires Python 2.3
return htmlentitydefs.name2codepoint[k]
k = htmlentitydefs.entitydefs[k]
- if k.startswith("&#") and k.endswith(";"):
+ if k.startswith('&#') and k.endswith(';'):
return int(k[2:-1]) # not in latin-1
return ord(k)
try: name2cp(ref)
- except KeyError: text = "&%s;" % ref
+ except KeyError: text = '&%s;' % ref
else: text = unichr(name2cp(ref)).encode('utf-8')
self.elementstack[-1][2].append(text)
# 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('mode') == 'xml':
+ if escape and self.contentparams.get('type') == 'application/xhtml+xml':
text = _xmlescape(text)
self.elementstack[-1][2].append(text)
def parse_declaration(self, i):
# override internal declaration handler to handle CDATA blocks
- if _debug: sys.stderr.write("entering parse_declaration\n")
+ if _debug: sys.stderr.write('entering parse_declaration\n')
if self.rawdata[i:i+9] == '<![CDATA[':
k = self.rawdata.find(']]>', i)
if k == -1: k = len(self.rawdata)
k = self.rawdata.find('>', i)
return k+1
+ def mapContentType(self, contentType):
+ contentType = contentType.lower()
+ if contentType == 'text':
+ contentType = 'text/plain'
+ elif contentType == 'html':
+ contentType = 'text/html'
+ elif contentType == 'xhtml':
+ contentType = 'application/xhtml+xml'
+ return contentType
+
def trackNamespace(self, prefix, uri):
- if (prefix, uri) == (None, 'http://my.netscape.com/rdf/simple/0.9/') and not self.version:
+ loweruri = uri.lower()
+ if (prefix, loweruri) == (None, 'http://my.netscape.com/rdf/simple/0.9/') and not self.version:
self.version = 'rss090'
- if uri == 'http://purl.org/rss/1.0/' and not self.version:
+ if loweruri == 'http://purl.org/rss/1.0/' and not self.version:
self.version = 'rss10'
- if not prefix: return
- if uri.find('backend.userland.com/rss') <> -1:
+ if loweruri == 'http://www.w3.org/2005/atom' and not self.version:
+ self.version = 'atom10'
+ if loweruri.find('backend.userland.com/rss') <> -1:
# match any backend.userland.com namespace
uri = 'http://backend.userland.com/rss'
- if self.namespaces.has_key(uri):
- self.namespacemap[prefix] = self.namespaces[uri]
+ loweruri = uri
+ if self._matchnamespaces.has_key(loweruri):
+ self.namespacemap[prefix] = self._matchnamespaces[loweruri]
+ self.namespacesInUse[self._matchnamespaces[loweruri]] = uri
+ else:
+ self.namespacesInUse[prefix or ''] = uri
def resolveURI(self, uri):
- return urlparse.urljoin(self.baseuri or '', uri)
+ return _urljoin(self.baseuri or '', uri)
def decodeEntities(self, element, data):
return data
def push(self, element, expectingText):
self.elementstack.append([element, expectingText, []])
- def pop(self, element):
+ def pop(self, element, stripWhitespace=1):
if not self.elementstack: return
if self.elementstack[-1][0] != element: return
-
+
element, expectingText, pieces = self.elementstack.pop()
- output = "".join(pieces)
- output = output.strip()
+ output = ''.join(pieces)
+ if stripWhitespace:
+ output = output.strip()
if not expectingText: return output
-
+
# decode base64 content
- if self.contentparams.get('mode') == 'base64' and base64:
+ if base64 and self.contentparams.get('base64', 0):
try:
output = base64.decodestring(output)
except binascii.Error:
output = self.resolveURI(output)
# decode entities within embedded markup
- output = self.decodeEntities(element, output)
+ if not self.contentparams.get('base64', 0):
+ output = self.decodeEntities(element, output)
+
+ # remove temporary cruft from contentparams
+ try:
+ del self.contentparams['mode']
+ except KeyError:
+ pass
+ try:
+ del self.contentparams['base64']
+ except KeyError:
+ pass
# resolve relative URIs within embedded markup
- if self.contentparams.get('type', 'text/html') in self.html_types:
+ if self.mapContentType(self.contentparams.get('type', 'text/html')) in self.html_types:
if element in self.can_contain_relative_uris:
output = _resolveRelativeURIs(output, self.baseuri, self.encoding)
# sanitize embedded markup
- if self.contentparams.get('type', 'text/html') in self.html_types:
+ if self.mapContentType(self.contentparams.get('type', 'text/html')) in self.html_types:
if element in self.can_contain_dangerous_markup:
output = _sanitizeHTML(output, self.encoding)
- if self.encoding and (type(output) == types.StringType):
+ if self.encoding and type(output) != type(u''):
try:
output = unicode(output, self.encoding)
except:
pass
-
+
+ # categories/tags/keywords/whatever are handled in _end_category
+ if element == 'category':
+ return output
+
# store output in appropriate place(s)
- if self.inentry:
+ 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 == 'category':
- self.entries[-1][element] = output
- domain = self.entries[-1]['categories'][-1][0]
- self.entries[-1]['categories'][-1] = (domain, output)
- elif element == 'source':
- self.entries[-1]['source']['value'] = output
elif element == 'link':
self.entries[-1][element] = output
if output:
contentparams = copy.deepcopy(self.contentparams)
contentparams['value'] = output
self.entries[-1][element + '_detail'] = contentparams
- elif self.infeed and (not self.intextinput) and (not self.inimage):
+ elif (self.infeed or self.insource) and (not self.intextinput) and (not self.inimage):
+ context = self._getContext()
if element == 'description':
- element = 'tagline'
- self.feeddata[element] = output
- if element == 'category':
- domain = self.feeddata['categories'][-1][0]
- self.feeddata['categories'][-1] = (domain, output)
- elif element == 'link':
- self.feeddata['links'][-1]['href'] = output
+ element = 'subtitle'
+ context[element] = output
+ if element == 'link':
+ context['links'][-1]['href'] = output
elif self.incontent:
contentparams = copy.deepcopy(self.contentparams)
contentparams['value'] = output
- self.feeddata[element + '_detail'] = contentparams
+ context[element + '_detail'] = contentparams
return output
+ def pushContent(self, tag, attrsD, defaultContentType, expectingText):
+ self.incontent += 1
+ 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
+
def _mapToStandardPrefix(self, name):
colonpos = name.find(':')
if colonpos <> -1:
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('text/'):
+ return 0
+ if self.contentparams['type'].endswith('+xml'):
+ return 0
+ if self.contentparams['type'].endswith('/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):
- if self.inentry:
- self.entries[-1].setdefault(key, value)
- elif self.feeddata:
- self.feeddata.setdefault(key, value)
+ context = self._getContext()
+ context.setdefault(key, value)
def _start_rss(self, attrsD):
versionmap = {'0.91': 'rss091u',
def _end_image(self):
self.pop('image')
self.inimage = 0
-
+
def _start_textinput(self, attrsD):
self.intextinput = 1
self.push('textinput', 0)
_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')
_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
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.inauthor:
+ 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['textinput']['name'] = value
+ _end_itunes_name = _end_name
def _start_width(self, attrsD):
self.push('width', 0)
context['image']['height'] = value
def _start_url(self, attrsD):
- self.push('url', 1)
+ self.push('href', 1)
_start_homepage = _start_url
_start_uri = _start_url
def _end_url(self):
- value = self.pop('url')
+ value = self.pop('href')
if self.inauthor:
- self._save_author('url', value)
+ self._save_author('href', value)
elif self.incontributor:
- self._save_contributor('url', value)
+ self._save_contributor('href', value)
elif self.inimage:
context = self._getContext()
- context['image']['url'] = value
+ context['image']['href'] = value
elif self.intextinput:
context = self._getContext()
context['textinput']['link'] = value
def _start_email(self, attrsD):
self.push('email', 0)
+ _start_itunes_email = _start_email
def _end_email(self):
value = self.pop('email')
- if self.inauthor:
+ 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)
- pass
+ _end_itunes_email = _end_email
def _getContext(self):
- if self.inentry:
+ if self.insource:
+ context = self.sourcedata
+ elif self.inentry:
context = self.entries[-1]
else:
context = self.feeddata
return context
- def _save_author(self, key, value):
+ def _save_author(self, key, value, prefix='author'):
context = self._getContext()
- context.setdefault('author_detail', FeedParserDict())
- context['author_detail'][key] = value
+ context.setdefault(prefix + '_detail', FeedParserDict())
+ context[prefix + '_detail'][key] = value
self._sync_author_detail()
def _save_contributor(self, key, value):
name = detail.get('name')
email = detail.get('email')
if name and email:
- context[key] = "%s (%s)" % (name, email)
+ context[key] = '%s (%s)' % (name, email)
elif name:
context[key] = name
elif email:
else:
author = context.get(key)
if not author: return
- emailmatch = re.search(r"""(([a-zA-Z0-9\_\-\.\+]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?))""", author)
+ emailmatch = re.search(r'''(([a-zA-Z0-9\_\-\.\+]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?))''', author)
if not emailmatch: return
email = emailmatch.group(0)
# probably a better way to do the following, but it passes all the tests
context.setdefault('%s_detail' % key, FeedParserDict())
context['%s_detail' % key]['name'] = author
context['%s_detail' % key]['email'] = email
+
+ def _start_subtitle(self, attrsD):
+ self.pushContent('subtitle', attrsD, '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_tagline(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('tagline', 1)
- _start_subtitle = _start_tagline
-
- def _end_tagline(self):
- value = self.pop('tagline')
- self.incontent -= 1
- self.contentparams.clear()
- if self.infeed:
- self.feeddata['description'] = value
- _end_subtitle = _end_tagline
-
- def _start_copyright(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('copyright', 1)
- _start_dc_rights = _start_copyright
-
- def _end_copyright(self):
- self.pop('copyright')
- self.incontent -= 1
- self.contentparams.clear()
- _end_dc_rights = _end_copyright
+ def _start_rights(self, attrsD):
+ self.pushContent('rights', attrsD, '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.pop('publisher')
self._sync_author_detail('publisher')
_end_webmaster = _end_dc_publisher
-
- def _start_dcterms_issued(self, attrsD):
- self.push('issued', 1)
- _start_issued = _start_dcterms_issued
- def _end_dcterms_issued(self):
- value = self.pop('issued')
- self._save('issued_parsed', _parse_date(value))
- _end_issued = _end_dcterms_issued
+ def _start_published(self, attrsD):
+ self.push('published', 1)
+ _start_dcterms_issued = _start_published
+ _start_issued = _start_published
+
+ def _end_published(self):
+ value = self.pop('published')
+ self._save('published_parsed', _parse_date(value))
+ _end_dcterms_issued = _end_published
+ _end_issued = _end_published
+
+ def _start_updated(self, attrsD):
+ self.push('updated', 1)
+ _start_modified = _start_updated
+ _start_dcterms_modified = _start_updated
+ _start_pubdate = _start_updated
+ _start_dc_date = _start_updated
+
+ def _end_updated(self):
+ value = self.pop('updated')
+ parsed_value = _parse_date(value)
+ self._save('updated_parsed', parsed_value)
+ _end_modified = _end_updated
+ _end_dcterms_modified = _end_updated
+ _end_pubdate = _end_updated
+ _end_dc_date = _end_updated
- def _start_dcterms_created(self, attrsD):
+ def _start_created(self, attrsD):
self.push('created', 1)
- _start_created = _start_dcterms_created
+ _start_dcterms_created = _start_created
- def _end_dcterms_created(self):
+ def _end_created(self):
value = self.pop('created')
self._save('created_parsed', _parse_date(value))
- _end_created = _end_dcterms_created
-
- def _start_dcterms_modified(self, attrsD):
- self.push('modified', 1)
- _start_modified = _start_dcterms_modified
- _start_dc_date = _start_dcterms_modified
- _start_pubdate = _start_dcterms_modified
-
- def _end_dcterms_modified(self):
- value = self.pop('modified')
- parsed_value = _parse_date(value)
- self._save('modified_parsed', parsed_value)
- _end_modified = _end_dcterms_modified
- _end_dc_date = _end_dcterms_modified
- _end_pubdate = _end_dcterms_modified
+ _end_dcterms_created = _end_created
def _start_expirationdate(self, attrsD):
self.push('expired', 1)
def _end_creativecommons_license(self):
self.pop('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(FeedParserDict({'term': term, 'scheme': scheme, 'label': label}))
+
def _start_category(self, attrsD):
+ if _debug: sys.stderr.write('entering _start_category with %s\n' % repr(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)
- domain = self._getAttribute(attrsD, 'domain')
- cats = []
- if self.inentry:
- cats = self.entries[-1].setdefault('categories', [])
- elif self.infeed:
- cats = self.feeddata.setdefault('categories', [])
- cats.append((domain, None))
_start_dc_subject = _start_category
_start_keywords = _start_category
+ def _end_itunes_keywords(self):
+ for term in self.pop('itunes_keywords').split():
+ self._addTag(term, 'http://www.itunes.com/', None)
+
+ def _start_itunes_category(self, attrsD):
+ self._addTag(attrsD.get('text'), 'http://www.itunes.com/', None)
+ self.push('category', 1)
+
def _end_category(self):
- self.pop('category')
+ 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
+
def _start_cloud(self, attrsD):
- self.feeddata['cloud'] = FeedParserDict(attrsD)
+ self._getContext()['cloud'] = FeedParserDict(attrsD)
def _start_link(self, attrsD):
attrsD.setdefault('rel', 'alternate')
attrsD.setdefault('type', 'text/html')
+ attrsD = self._itsAnHrefDamnIt(attrsD)
if attrsD.has_key('href'):
attrsD['href'] = self.resolveURI(attrsD['href'])
- expectingText = self.infeed or self.inentry
- if self.inentry:
- self.entries[-1].setdefault('links', [])
- self.entries[-1]['links'].append(FeedParserDict(attrsD))
- elif self.infeed:
- self.feeddata.setdefault('links', [])
- self.feeddata['links'].append(FeedParserDict(attrsD))
+ expectingText = self.infeed or self.inentry or self.insource
+ context = self._getContext()
+ context.setdefault('links', [])
+ context['links'].append(FeedParserDict(attrsD))
+ if attrsD['rel'] == 'enclosure':
+ self._start_enclosure(attrsD)
if attrsD.has_key('href'):
expectingText = 0
- if attrsD.get('type', '') in self.html_types:
- if self.inentry:
- self.entries[-1]['link'] = attrsD['href']
- elif self.infeed:
- self.feeddata['link'] = attrsD['href']
+ if (attrsD.get('rel') == 'alternate') and (self.mapContentType(attrsD.get('type')) in self.html_types):
+ context['link'] = attrsD['href']
else:
self.push('link', expectingText)
_start_producturl = _start_link
def _end_link(self):
value = self.pop('link')
+ context = self._getContext()
if self.intextinput:
- context = self._getContext()
context['textinput']['link'] = value
if self.inimage:
- context = self._getContext()
context['image']['link'] = value
_end_producturl = _end_link
value = self.pop('id')
self._save('guidislink', self.guidislink and not self._getContext().has_key('link'))
if self.guidislink:
- # guid acts as link, but only if "ispermalink" is not present or is "true",
+ # 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)
- def _start_id(self, attrsD):
- self.push('id', 1)
-
- def _end_id(self):
- value = self.pop('id')
-
def _start_title(self, attrsD):
- self.incontent += 1
- if _debug: sys.stderr.write('attrsD.xml:lang = %s\n' % attrsD.get('xml:lang'))
- if _debug: sys.stderr.write('self.lang = %s\n' % self.lang)
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('title', self.infeed or self.inentry)
+ self.pushContent('title', attrsD, 'text/plain', self.infeed or self.inentry or self.insource)
_start_dc_title = _start_title
+ _start_media_title = _start_title
def _end_title(self):
- value = self.pop('title')
- self.incontent -= 1
- self.contentparams.clear()
+ value = self.popContent('title')
+ context = self._getContext()
if self.intextinput:
- context = self._getContext()
context['textinput']['title'] = value
elif self.inimage:
- context = self._getContext()
context['image']['title'] = value
_end_dc_title = _end_title
+ _end_media_title = _end_title
- def _start_description(self, attrsD, default_content_type='text/html'):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', default_content_type),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('description', self.infeed or self.inentry)
+ def _start_description(self, attrsD):
+ context = self._getContext()
+ if context.has_key('summary'):
+ self._summaryKey = 'content'
+ self._start_content(attrsD)
+ else:
+ self.pushContent('description', attrsD, 'text/html', self.infeed or self.inentry or self.insource)
def _start_abstract(self, attrsD):
- return self._start_description(attrsD, 'text/plain')
+ self.pushContent('description', attrsD, 'text/plain', self.infeed or self.inentry or self.insource)
def _end_description(self):
- value = self.pop('description')
- self.incontent -= 1
- self.contentparams.clear()
- context = self._getContext()
- if self.intextinput:
- context['textinput']['description'] = value
- elif self.inimage:
- context['image']['description'] = value
-# elif self.inentry:
-# context['summary'] = value
-# elif self.infeed:
-# context['tagline'] = value
+ if self._summaryKey == 'content':
+ self._end_content()
+ else:
+ value = self.popContent('description')
+ context = self._getContext()
+ if self.intextinput:
+ context['textinput']['description'] = value
+ elif self.inimage:
+ context['image']['description'] = value
+ self._summaryKey = None
_end_abstract = _end_description
def _start_info(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('info', 1)
+ self.pushContent('info', attrsD, 'text/plain', 1)
+ _start_feedburner_browserfriendly = _start_info
def _end_info(self):
- self.pop('info')
- self.incontent -= 1
- self.contentparams.clear()
+ self.popContent('info')
+ _end_feedburner_browserfriendly = _end_info
def _start_generator(self, attrsD):
if attrsD:
- if attrsD.has_key('url'):
- attrsD['url'] = self.resolveURI(attrsD['url'])
- self.feeddata['generator_detail'] = FeedParserDict(attrsD)
+ attrsD = self._itsAnHrefDamnIt(attrsD)
+ if attrsD.has_key('href'):
+ attrsD['href'] = self.resolveURI(attrsD['href'])
+ self._getContext()['generator_detail'] = FeedParserDict(attrsD)
self.push('generator', 1)
def _end_generator(self):
value = self.pop('generator')
- if self.feeddata.has_key('generator_detail'):
- self.feeddata['generator_detail']['name'] = value
+ context = self._getContext()
+ if context.has_key('generator_detail'):
+ context['generator_detail']['name'] = value
def _start_admin_generatoragent(self, attrsD):
self.push('generator', 1)
if value:
self.elementstack[-1][2].append(value)
self.pop('generator')
- self.feeddata['generator_detail'] = FeedParserDict({"url": value})
+ self._getContext()['generator_detail'] = FeedParserDict({'href': value})
def _start_admin_errorreportsto(self, attrsD):
self.push('errorreportsto', 1)
self.pop('errorreportsto')
def _start_summary(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'escaped'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('summary', 1)
+ context = self._getContext()
+ if context.has_key('summary'):
+ self._summaryKey = 'content'
+ self._start_content(attrsD)
+ else:
+ self._summaryKey = 'summary'
+ self.pushContent(self._summaryKey, attrsD, 'text/plain', 1)
+ _start_itunes_summary = _start_summary
def _end_summary(self):
- value = self.pop('summary')
- if self.entries:
- self.entries[-1]['description'] = value
- self.incontent -= 1
- self.contentparams.clear()
+ 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):
- if self.inentry:
- self.entries[-1].setdefault('enclosures', [])
- self.entries[-1]['enclosures'].append(FeedParserDict(attrsD))
+ attrsD = self._itsAnHrefDamnIt(attrsD)
+ self._getContext().setdefault('enclosures', []).append(FeedParserDict(attrsD))
+ href = attrsD.get('href')
+ if href:
+ context = self._getContext()
+ if not context.get('id'):
+ context['id'] = href
def _start_source(self, attrsD):
- if self.inentry:
- self.entries[-1]['source'] = FeedParserDict(attrsD)
- self.push('source', 1)
+ self.insource = 1
def _end_source(self):
- self.pop('source')
+ self.insource = 0
+ self._getContext()['source'] = copy.deepcopy(self.sourcedata)
+ self.sourcedata.clear()
def _start_content(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'xml'),
- 'type': attrsD.get('type', 'text/plain'),
- 'language': self.lang,
- 'base': self.baseuri})
+ self.pushContent('content', attrsD, 'text/plain', 1)
+ src = attrsD.get('src')
+ if src:
+ self.contentparams['src'] = src
self.push('content', 1)
def _start_prodlink(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': attrsD.get('mode', 'xml'),
- 'type': attrsD.get('type', 'text/html'),
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('content', 1)
+ self.pushContent('content', attrsD, 'text/html', 1)
def _start_body(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': 'xml',
- 'type': 'application/xhtml+xml',
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('content', 1)
+ self.pushContent('content', attrsD, 'application/xhtml+xml', 1)
_start_xhtml_body = _start_body
def _start_content_encoded(self, attrsD):
- self.incontent += 1
- self.contentparams = FeedParserDict({'mode': 'escaped',
- 'type': 'text/html',
- 'language': self.lang,
- 'base': self.baseuri})
- self.push('content', 1)
+ self.pushContent('content', attrsD, 'text/html', 1)
_start_fullitem = _start_content_encoded
def _end_content(self):
- value = self.pop('content')
- if self.contentparams.get('type') in (['text/plain'] + self.html_types):
+ copyToDescription = self.mapContentType(self.contentparams.get('type')) in (['text/plain'] + self.html_types)
+ value = self.popContent('content')
+ if copyToDescription:
self._save('description', value)
- self.incontent -= 1
- self.contentparams.clear()
_end_body = _end_content
_end_xhtml_body = _end_content
_end_content_encoded = _end_content
_end_fullitem = _end_content
_end_prodlink = _end_content
+ def _start_itunes_image(self, attrsD):
+ self.push('itunes_image', 0)
+ self._getContext()['image'] = FeedParserDict({'href': attrsD.get('href')})
+ _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)
+ self._getContext()['itunes_explicit'] = (value == 'yes') and 1 or 0
+
if _XML_AVAILABLE:
class _StrictFeedParser(_FeedParserMixin, xml.sax.handler.ContentHandler):
def __init__(self, baseuri, baselang, encoding):
def startElementNS(self, name, qname, attrs):
namespace, localname = name
- namespace = str(namespace or '')
- if namespace.find('backend.userland.com/rss') <> -1:
+ lowernamespace = str(namespace or '').lower()
+ if lowernamespace.find('backend.userland.com/rss') <> -1:
# match any backend.userland.com namespace
namespace = 'http://backend.userland.com/rss'
- prefix = self.namespaces.get(namespace, 'unknown')
+ 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 not self.namespacesInUse.has_key(givenprefix):
+ raise UndeclaredNamespace, "'%s' is not associated with a namespace" % givenprefix
if prefix:
localname = prefix + ':' + localname
localname = str(localname).lower()
+ if _debug: sys.stderr.write('startElementNS: qname = %s, namespace = %s, givenprefix = %s, prefix = %s, attrs = %s, localname = %s\n' % (qname, namespace, givenprefix, prefix, attrs.items(), localname))
# qname implementation is horribly broken in Python 2.1 (it
# doesn't report any), and slightly broken in Python 2.2 (it
# tirelessly telling me that it didn't work yet.
attrsD = {}
for (namespace, attrlocalname), attrvalue in attrs._attrs.items():
- prefix = self.namespaces.get(namespace, '')
+ lowernamespace = (namespace or '').lower()
+ prefix = self._matchnamespaces.get(lowernamespace, '')
if prefix:
- attrlocalname = prefix + ":" + attrlocalname
+ attrlocalname = prefix + ':' + attrlocalname
attrsD[str(attrlocalname).lower()] = attrvalue
for qname in attrs.getQNames():
attrsD[str(qname).lower()] = attrs.getValueByQName(qname)
self.unknown_starttag(localname, attrsD.items())
-# def resolveEntity(self, publicId, systemId):
-# return _StringIO()
-
def characters(self, text):
self.handle_data(text)
def endElementNS(self, name, qname):
namespace, localname = name
- namespace = str(namespace)
- prefix = self.namespaces.get(namespace, '')
+ 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
localname = str(localname).lower()
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 + '>'
+
def feed(self, data):
data = re.compile(r'<!((?!DOCTYPE|--|\[))', re.IGNORECASE).sub(r'<!\1', data)
- data = re.sub(r'<(\S+)/>', r'<\1></\1>', data)
+ #data = re.sub(r'<(\S+?)\s*?/>', self._shorttag_replace, data) # bug [ 1399464 ] Bad regexp for _shorttag_replace
+ data = re.sub(r'<([^<\s]+?)\s*/>', self._shorttag_replace, data)
data = data.replace(''', "'")
data = data.replace('"', '"')
- if self.encoding and (type(data) == types.UnicodeType):
+ if self.encoding and type(data) == type(u''):
data = data.encode(self.encoding)
sgmllib.SGMLParser.feed(self, data)
def normalize_attrs(self, attrs):
# utility method to be called by descendants
attrs = [(k.lower(), v) for k, v in attrs]
-# if self.encoding:
-# if _debug: sys.stderr.write('normalize_attrs, encoding=%s\n' % self.encoding)
-# attrs = [(k, v.encode(self.encoding)) for k, v in attrs]
attrs = [(k, k in ('rel', 'type') and v.lower() or v) for k, v in attrs]
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")]
+ # e.g. for <pre class='screen'>, tag='pre', attrs=[('class', 'screen')]
if _debug: sys.stderr.write('_BaseHTMLProcessor, unknown_starttag, tag=%s\n' % tag)
- strattrs = "".join([' %s="%s"' % (key, value) for key, value in attrs])
+ uattrs = []
+ # thanks to Kevin Marks for this breathtaking hack to deal with (valid) high-bit attribute values in UTF-8 feeds
+ for key, value in attrs:
+ if type(value) != type(u''):
+ value = unicode(value, self.encoding)
+ uattrs.append((unicode(key, self.encoding), value))
+ strattrs = u''.join([u' %s="%s"' % (key, value) for key, value in uattrs]).encode(self.encoding)
if tag in self.elements_no_end_tag:
- self.pieces.append("<%(tag)s%(strattrs)s />" % locals())
+ self.pieces.append('<%(tag)s%(strattrs)s />' % locals())
else:
- self.pieces.append("<%(tag)s%(strattrs)s>" % locals())
-
+ self.pieces.append('<%(tag)s%(strattrs)s>' % locals())
+
def unknown_endtag(self, tag):
- # called for each end tag, e.g. for </pre>, tag will be "pre"
+ # 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("</%(tag)s>" % locals())
def handle_charref(self, ref):
- # called for each character reference, e.g. for " ", ref will be "160"
+ # called for each character reference, e.g. for ' ', ref will be '160'
# Reconstruct the original character reference.
- self.pieces.append("&#%(ref)s;" % locals())
+ self.pieces.append('&#%(ref)s;' % locals())
def handle_entityref(self, ref):
- # called for each entity reference, e.g. for "©", ref will be "copy"
+ # called for each entity reference, e.g. for '©', ref will be 'copy'
# Reconstruct the original entity reference.
- self.pieces.append("&%(ref)s;" % locals())
+ self.pieces.append('&%(ref)s;' % locals())
def handle_data(self, text):
# called for each block of plain text, i.e. outside of any tag and
def handle_comment(self, text):
# called for each HTML comment, e.g. <!-- insert Javascript code here -->
# Reconstruct the original comment.
- self.pieces.append("<!--%(text)s-->" % locals())
+ self.pieces.append('<!--%(text)s-->' % locals())
def handle_pi(self, text):
# called for each processing instruction, e.g. <?instruction>
# Reconstruct original processing instruction.
- self.pieces.append("<?%(text)s>" % locals())
+ self.pieces.append('<?%(text)s>' % locals())
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("<!%(text)s>" % locals())
+ self.pieces.append('<!%(text)s>' % locals())
_new_declname_match = re.compile(r'[a-zA-Z][-_.a-zA-Z0-9:]*\s*').match
def _scan_name(self, i, declstartpos):
return None, -1
def output(self):
- """Return processed HTML as a single string"""
- return "".join([str(p) for p in self.pieces])
+ '''Return processed HTML as a single string'''
+ return ''.join([str(p) for p in self.pieces])
class _LooseFeedParser(_FeedParserMixin, _BaseHTMLProcessor):
def __init__(self, baseuri, baselang, encoding):
data = data.replace('"', '"')
data = data.replace(''', ''')
data = data.replace(''', ''')
- if self.contentparams.get('mode') == 'escaped':
+ if self.contentparams.has_key('type') and not self.contentparams.get('type', 'xml').endswith('xml'):
data = data.replace('<', '<')
data = data.replace('>', '>')
data = data.replace('&', '&')
self.baseuri = baseuri
def resolveURI(self, uri):
- return urlparse.urljoin(self.baseuri, uri)
+ return _urljoin(self.baseuri, uri)
def unknown_starttag(self, tag, attrs):
attrs = self.normalize_attrs(attrs)
_BaseHTMLProcessor.unknown_starttag(self, tag, attrs)
def _resolveRelativeURIs(htmlSource, baseURI, encoding):
- if _debug: sys.stderr.write("entering _resolveRelativeURIs\n")
+ if _debug: sys.stderr.write('entering _resolveRelativeURIs\n')
p = _RelativeURIResolver(baseURI, encoding)
p.feed(htmlSource)
return p.output()
p = _HTMLSanitizer(encoding)
p.feed(htmlSource)
data = p.output()
- if _mxtidy and TIDY_MARKUP:
- nerrors, nwarnings, data, errordata = _mxtidy.tidy(data, output_xhtml=1, numeric_entities=1, wrap=0)
- if data.count('<body'):
- data = data.split('<body', 1)[1]
- if data.count('>'):
- data = data.split('>', 1)[1]
- if data.count('</body'):
- data = data.split('</body', 1)[0]
+ if TIDY_MARKUP:
+ # loop through list of preferred Tidy interfaces looking for one that's installed,
+ # then set up a common _tidy function to wrap the interface-specific API.
+ _tidy = None
+ for tidy_interface in PREFERRED_TIDY_INTERFACES:
+ try:
+ if tidy_interface == "uTidy":
+ from tidy import parseString as _utidy
+ def _tidy(data, **kwargs):
+ return str(_utidy(data, **kwargs))
+ break
+ elif tidy_interface == "mxTidy":
+ from mx.Tidy import Tidy as _mxtidy
+ def _tidy(data, **kwargs):
+ nerrors, nwarnings, data, errordata = _mxtidy.tidy(data, **kwargs)
+ return data
+ break
+ except:
+ pass
+ if _tidy:
+ utf8 = type(data) == type(u'')
+ if utf8:
+ data = data.encode('utf-8')
+ data = _tidy(data, output_xhtml=1, numeric_entities=1, wrap=0, char_encoding="utf8")
+ if utf8:
+ data = unicode(data, 'utf-8')
+ if data.count('<body'):
+ data = data.split('<body', 1)[1]
+ if data.count('>'):
+ data = data.split('>', 1)[1]
+ if data.count('</body'):
+ data = data.split('</body', 1)[0]
data = data.strip().replace('\r\n', '\n')
return data
-class _FeedURLHandler(urllib2.HTTPRedirectHandler, urllib2.HTTPDefaultErrorHandler):
+class _FeedURLHandler(urllib2.HTTPDigestAuthHandler, urllib2.HTTPRedirectHandler, urllib2.HTTPDefaultErrorHandler):
def http_error_default(self, req, fp, code, msg, headers):
if ((code / 100) == 3) and (code != 304):
return self.http_error_302(req, fp, code, msg, headers)
http_error_303 = http_error_302
http_error_307 = http_error_302
+ def http_error_401(self, req, fp, code, msg, headers):
+ # Check if
+ # - server requires digest auth, AND
+ # - we tried (unsuccessfully) with basic auth, AND
+ # - we're using Python 2.3.3 or later (digest auth is irreparably broken in earlier versions)
+ # 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]
+ try:
+ assert sys.version.split()[0] >= '2.3.3'
+ assert base64 != None
+ user, passw = base64.decodestring(req.headers['Authorization'].split(' ')[1]).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
+ except:
+ return self.http_error_default(req, fp, code, msg, headers)
+
def _open_resource(url_file_stream_or_string, etag, modified, agent, referrer, handlers):
"""URL, filename, or string --> stream
urllib2 opener.
"""
- if hasattr(url_file_stream_or_string, "read"):
+ if hasattr(url_file_stream_or_string, 'read'):
return url_file_stream_or_string
- if url_file_stream_or_string == "-":
+ if url_file_stream_or_string == '-':
return sys.stdin
if urlparse.urlparse(url_file_stream_or_string)[0] in ('http', 'https', 'ftp'):
if realhost:
user_passwd, realhost = urllib.splituser(realhost)
if user_passwd:
- url_file_stream_or_string = "%s://%s%s" % (urltype, realhost, rest)
+ url_file_stream_or_string = '%s://%s%s' % (urltype, realhost, rest)
auth = base64.encodestring(user_passwd).strip()
# try to open with urllib2 (to use optional headers)
request = urllib2.Request(url_file_stream_or_string)
- request.add_header("User-Agent", agent)
+ request.add_header('User-Agent', agent)
if etag:
- request.add_header("If-None-Match", etag)
+ request.add_header('If-None-Match', etag)
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]))
+ 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)
+ request.add_header('Referer', referrer)
if gzip and zlib:
- request.add_header("Accept-encoding", "gzip, deflate")
+ request.add_header('Accept-encoding', 'gzip, deflate')
elif gzip:
- request.add_header("Accept-encoding", "gzip")
+ request.add_header('Accept-encoding', 'gzip')
elif zlib:
- request.add_header("Accept-encoding", "deflate")
+ request.add_header('Accept-encoding', 'deflate')
else:
- request.add_header("Accept-encoding", "")
+ request.add_header('Accept-encoding', '')
if auth:
- request.add_header("Authorization", "Basic %s" % auth)
+ request.add_header('Authorization', 'Basic %s' % auth)
if ACCEPT_HEADER:
- request.add_header("Accept", ACCEPT_HEADER)
+ request.add_header('Accept', ACCEPT_HEADER)
+ request.add_header('A-IM', 'feed') # RFC 3229 support
opener = apply(urllib2.build_opener, tuple([_FeedURLHandler()] + handlers))
opener.addheaders = [] # RMK - must clear so we only send our custom User-Agent
try:
_date_handlers = []
def registerDateHandler(func):
- """Register a date handler function (takes string, returns 9-tuple date in GMT)"""
+ '''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.
_iso8601_matches = [re.compile(regex).match for regex in _iso8601_re]
del regex
def _parse_date_iso8601(dateString):
- """Parse a variety of ISO-8601-compatible formats like 20040105"""
+ '''Parse a variety of ISO-8601-compatible formats like 20040105'''
m = None
for _iso8601_match in _iso8601_matches:
m = _iso8601_match(dateString)
if not m: return
if m.span() == (0, 0): return
params = m.groupdict()
- ordinal = params.get("ordinal", 0)
+ ordinal = params.get('ordinal', 0)
if ordinal:
ordinal = int(ordinal)
else:
ordinal = 0
- year = params.get("year", "--")
- if not year or year == "--":
+ 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 == "-":
+ 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:
else:
month = time.gmtime()[1]
month = int(month)
- day = params.get("day", 0)
+ 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):
+ elif params.get('century', 0) or \
+ params.get('year', 0) or params.get('month', 0):
day = 1
else:
day = time.gmtime()[2]
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.keys():
- year = (int(params["century"]) - 1) * 100 + 1
+ if 'century' in params.keys():
+ year = (int(params['century']) - 1) * 100 + 1
# in ISO 8601 most fields are optional
- for field in ["hour", "minute", "second", "tzhour", "tzmin"]:
+ 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(params.get("second", 0))
+ hour = int(params.get('hour', 0))
+ minute = int(params.get('minute', 0))
+ second = int(params.get('second', 0))
# weekday is normalized by mktime(), we can ignore it
weekday = 0
# daylight savings is complex, but not needed for feedparser's purposes
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))
+ 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)
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"""
+ '''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" % \
+ 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'}
- if _debug: sys.stderr.write("OnBlog date parsed as: %s\n" % w3dtfdate)
+ if _debug: sys.stderr.write('OnBlog date parsed as: %s\n' % w3dtfdate)
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"""
+ '''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))
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" % \
+ 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'}
- if _debug: sys.stderr.write("Nate date parsed as: %s\n" % w3dtfdate)
+ if _debug: sys.stderr.write('Nate date parsed as: %s\n' % w3dtfdate)
return _parse_date_w3dtf(w3dtfdate)
registerDateHandler(_parse_date_nate)
_mssql_date_re = \
- re.compile('(\d{4})-(\d{2})-(\d{2})\s+(\d{2}):(\d{2}):(\d{2})\.\d+')
+ re.compile('(\d{4})-(\d{2})-(\d{2})\s+(\d{2}):(\d{2}):(\d{2})(\.\d+)?')
def _parse_date_mssql(dateString):
- """Parse a string according to the MS SQL date format"""
+ '''Parse a string according to the MS SQL date format'''
m = _mssql_date_re.match(dateString)
if not m: return
- w3dtfdate = "%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s:%(second)s%(zonediff)s" % \
+ 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'}
- if _debug: sys.stderr.write("MS SQL date parsed as: %s\n" % w3dtfdate)
+ if _debug: sys.stderr.write('MS SQL date parsed as: %s\n' % w3dtfdate)
return _parse_date_w3dtf(w3dtfdate)
registerDateHandler(_parse_date_mssql)
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."""
+ '''Parse a string according to a Greek 8-bit date format.'''
m = _greek_date_format_re.match(dateString)
if not m: return
try:
month = _greek_months[m.group(3)]
except:
return
- rfc822date = "%(wday)s, %(day)s %(month)s %(year)s %(hour)s:%(minute)s:%(second)s %(zonediff)s" % \
+ 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)}
- if _debug: sys.stderr.write("Greek date parsed as: %s\n" % rfc822date)
+ if _debug: sys.stderr.write('Greek date parsed as: %s\n' % rfc822date)
return _parse_date_rfc822(rfc822date)
registerDateHandler(_parse_date_greek)
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."""
+ '''Parse a string according to a Hungarian 8-bit date format.'''
m = _hungarian_date_format_re.match(dateString)
if not m: return
try:
hour = '0' + hour
except:
return
- w3dtfdate = "%(year)s-%(month)s-%(day)sT%(hour)s:%(minute)s%(zonediff)s" % \
+ 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)}
- if _debug: sys.stderr.write("Hungarian date parsed as: %s\n" % w3dtfdate)
+ if _debug: sys.stderr.write('Hungarian date parsed as: %s\n' % w3dtfdate)
return _parse_date_w3dtf(w3dtfdate)
registerDateHandler(_parse_date_hungarian)
# these later
def _parse_date_w3dtf(dateString):
def __extract_date(m):
- year = int(m.group("year"))
+ year = int(m.group('year'))
if year < 100:
year = 100 * int(time.gmtime()[0] / 100) + int(year)
if year < 1000:
return 0, 0, 0
- julian = m.group("julian")
+ julian = m.group('julian')
if julian:
julian = int(julian)
month = julian / 30 + 1
else:
month = month + 1
return year, month, day
- month = m.group("month")
+ month = m.group('month')
day = 1
if month is None:
month = 1
else:
month = int(month)
- day = m.group("day")
+ day = m.group('day')
if day:
day = int(day)
else:
def __extract_time(m):
if not m:
return 0, 0, 0
- hours = m.group("hours")
+ hours = m.group('hours')
if not hours:
return 0, 0, 0
hours = int(hours)
- minutes = int(m.group("minutes"))
- seconds = m.group("seconds")
+ minutes = int(m.group('minutes'))
+ seconds = m.group('seconds')
if seconds:
seconds = int(seconds)
else:
return hours, minutes, seconds
def __extract_tzd(m):
- """Return the Time Zone Designator as an offset in seconds from UTC."""
+ '''Return the Time Zone Designator as an offset in seconds from UTC.'''
if not m:
return 0
- tzd = m.group("tzd")
+ tzd = m.group('tzd')
if not tzd:
return 0
- if tzd == "Z":
+ if tzd == 'Z':
return 0
- hours = int(m.group("tzdhours"))
- minutes = m.group("tzdminutes")
+ hours = int(m.group('tzdhours'))
+ minutes = m.group('tzdminutes')
if minutes:
minutes = int(minutes)
else:
minutes = 0
offset = (hours*60 + minutes) * 60
- if tzd[0] == "+":
+ if tzd[0] == '+':
return -offset
return offset
- __date_re = ("(?P<year>\d\d\d\d)"
- "(?:(?P<dsep>-|)"
- "(?:(?P<julian>\d\d\d)"
- "|(?P<month>\d\d)(?:(?P=dsep)(?P<day>\d\d))?))?")
- __tzd_re = "(?P<tzd>[-+](?P<tzdhours>\d\d)(?::?(?P<tzdminutes>\d\d))|Z)"
+ __date_re = ('(?P<year>\d\d\d\d)'
+ '(?:(?P<dsep>-|)'
+ '(?:(?P<julian>\d\d\d)'
+ '|(?P<month>\d\d)(?:(?P=dsep)(?P<day>\d\d))?))?')
+ __tzd_re = '(?P<tzd>[-+](?P<tzdhours>\d\d)(?::?(?P<tzdminutes>\d\d))|Z)'
__tzd_rx = re.compile(__tzd_re)
- __time_re = ("(?P<hours>\d\d)(?P<tsep>:|)(?P<minutes>\d\d)"
- "(?:(?P=tsep)(?P<seconds>\d\d(?:[.,]\d+)?))?"
+ __time_re = ('(?P<hours>\d\d)(?P<tsep>:|)(?P<minutes>\d\d)'
+ '(?:(?P=tsep)(?P<seconds>\d\d(?:[.,]\d+)?))?'
+ __tzd_re)
- __datetime_re = "%s(?:T%s)?" % (__date_re, __time_re)
+ __datetime_re = '%s(?:T%s)?' % (__date_re, __time_re)
__datetime_rx = re.compile(__datetime_re)
m = __datetime_rx.match(dateString)
if (m is None) or (m.group() != dateString): return
registerDateHandler(_parse_date_w3dtf)
def _parse_date_rfc822(dateString):
- """Parse an RFC822, RFC1123, RFC2822, or asctime-style date"""
+ '''Parse an RFC822, RFC1123, RFC2822, or asctime-style date'''
+ data = dateString.split()
+ if data[0][-1] in (',', '.') or data[0].lower() in rfc822._daynames:
+ del data[0]
+ if len(data) == 4:
+ s = data[3]
+ i = s.find('+')
+ if i > 0:
+ data[3:] = [s[:i], s[i+1:]]
+ else:
+ data.append('')
+ dateString = " ".join(data)
+ if len(data) < 5:
+ dateString += ' 00:00:00 GMT'
tm = rfc822.parsedate_tz(dateString)
if tm:
return time.gmtime(rfc822.mktime_tz(tm))
# rfc822.py defines several time zones, but we define some extra ones.
-# "ET" is equivalent to "EST", etc.
+# 'ET' is equivalent to 'EST', etc.
_additional_timezones = {'AT': -400, 'ET': -500, 'CT': -600, 'MT': -700, 'PT': -800}
rfc822._timezones.update(_additional_timezones)
registerDateHandler(_parse_date_rfc822)
def _parse_date(dateString):
- """Parses a variety of date formats into a 9-tuple in GMT"""
+ '''Parses a variety of date formats into a 9-tuple in GMT'''
for handler in _date_handlers:
try:
date9tuple = handler(dateString)
if not date9tuple: continue
if len(date9tuple) != 9:
- if _debug: sys.stderr.write("date handler function must return 9-tuple\n")
+ if _debug: sys.stderr.write('date handler function must return 9-tuple\n')
raise ValueError
map(int, date9tuple)
return date9tuple
except Exception, e:
- if _debug: sys.stderr.write("%s raised %s\n" % (handler.__name__, repr(e)))
+ if _debug: sys.stderr.write('%s raised %s\n' % (handler.__name__, repr(e)))
pass
return None
def _getCharacterEncoding(http_headers, xml_data):
- """Get the character encoding of the XML document
+ '''Get the character encoding of the XML document
http_headers is a dictionary
xml_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
+ 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
+ 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.
+ 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
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).
+ '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
correctly, which many are not). CJKCodecs and iconv_codec help a lot;
you should definitely install them if you can.
http://cjkpython.i18n.org/
- """
+ '''
def _parseHTTPContentType(content_type):
- """takes HTTP Content-Type header and returns (content type, charset)
+ '''takes HTTP Content-Type header and returns (content type, charset)
If no charset is specified, returns (content type, '')
If no content type is specified, returns ('', '')
Both return parameters are guaranteed to be lowercase strings
- """
+ '''
content_type = content_type or ''
content_type, params = cgi.parse_header(content_type)
- return content_type, params.get('charset', '').replace("'", "")
+ return content_type, params.get('charset', '').replace("'", '')
sniffed_xml_encoding = ''
xml_encoding = ''
true_encoding = ''
- http_content_type, http_encoding = _parseHTTPContentType(http_headers.get("content-type"))
+ http_content_type, http_encoding = _parseHTTPContentType(http_headers.get('content-type'))
# Must sniff for non-ASCII-compatible character encodings before
# searching for XML declaration. This heuristic is defined in
# section F of the XML specification:
return true_encoding, http_encoding, xml_encoding, sniffed_xml_encoding, acceptable_content_type
def _toUTF8(data, encoding):
- """Changes an XML data stream on the fly to specify a new encoding
+ '''Changes an XML data stream on the fly to specify a new encoding
data is a raw sequence of bytes (not Unicode) that is presumed to be in %encoding already
encoding is a string recognized by encodings.aliases
- """
+ '''
if _debug: sys.stderr.write('entering _toUTF8, trying encoding %s\n' % encoding)
# strip Byte Order Mark (if present)
if (len(data) >= 4) and (data[:2] == '\xfe\xff') and (data[2:4] != '\x00\x00'):
newdata = unicode(data, encoding)
if _debug: sys.stderr.write('successfully converted %s data to unicode\n' % encoding)
declmatch = re.compile('^<\?xml[^>]*?>')
- newdecl = """<?xml version='1.0' encoding='utf-8'?>"""
+ newdecl = '''<?xml version='1.0' encoding='utf-8'?>'''
if declmatch.search(newdata):
newdata = declmatch.sub(newdecl, newdata)
else:
newdata = newdecl + u'\n' + newdata
- return newdata.encode("utf-8")
+ return newdata.encode('utf-8')
def _stripDoctype(data):
- """Strips DOCTYPE from XML document, returns (rss_version, stripped_data)
+ '''Strips DOCTYPE from XML document, returns (rss_version, stripped_data)
- rss_version may be "rss091n" or None
+ rss_version may be 'rss091n' or None
stripped_data is the same XML document, minus the DOCTYPE
- """
+ '''
entity_pattern = re.compile(r'<!ENTITY([^>]*?)>', re.MULTILINE)
data = entity_pattern.sub('', data)
doctype_pattern = re.compile(r'<!DOCTYPE([^>]*?)>', re.MULTILINE)
return version, data
def parse(url_file_stream_or_string, etag=None, modified=None, agent=None, referrer=None, handlers=[]):
- """Parse a feed from a URL, file, stream, or string"""
+ '''Parse a feed from a URL, file, stream, or string'''
result = FeedParserDict()
result['feed'] = FeedParserDict()
result['entries'] = []
f = None
# if feed is gzip-compressed, decompress it
- if f and data and hasattr(f, "headers"):
+ if f and data and hasattr(f, 'headers'):
if gzip and f.headers.get('content-encoding', '') == 'gzip':
try:
data = gzip.GzipFile(fileobj=_StringIO(data)).read()
except Exception, e:
# Some feeds claim to be gzipped but they're not, so
# we get garbage. Ideally, we should re-request the
- # feed without the "Accept-encoding: gzip" header,
+ # feed without the 'Accept-encoding: gzip' header,
# but we don't.
result['bozo'] = 1
result['bozo_exception'] = e
data = ''
# save HTTP headers
- if hasattr(f, "info"):
+ if hasattr(f, 'info'):
info = f.info()
- result["etag"] = info.getheader("ETag")
- last_modified = info.getheader("Last-Modified")
+ result['etag'] = info.getheader('ETag')
+ last_modified = info.getheader('Last-Modified')
if last_modified:
- result["modified"] = _parse_date(last_modified)
- if hasattr(f, "url"):
- result["url"] = f.url
- result["status"] = 200
- if hasattr(f, "status"):
- result["status"] = f.status
- if hasattr(f, "headers"):
- result["headers"] = f.headers.dict
- if hasattr(f, "close"):
+ result['modified'] = _parse_date(last_modified)
+ if hasattr(f, 'url'):
+ result['href'] = f.url
+ result['status'] = 200
+ if hasattr(f, 'status'):
+ result['status'] = f.status
+ if hasattr(f, 'headers'):
+ result['headers'] = f.headers.dict
+ if hasattr(f, 'close'):
f.close()
# there are four encodings to keep track of:
# - xml_encoding is the encoding declared in the <?xml declaration
# - sniffed_encoding is the encoding sniffed from the first 4 bytes of the XML data
# - result['encoding'] is the actual encoding, as per RFC 3023 and a variety of other conflicting specifications
- http_headers = result.get("headers", {})
+ http_headers = result.get('headers', {})
result['encoding'], http_encoding, xml_encoding, sniffed_xml_encoding, acceptable_content_type = \
_getCharacterEncoding(http_headers, data)
if http_headers and (not acceptable_content_type):
result['version'], data = _stripDoctype(data)
- baseuri = http_headers.get('content-location', result.get('url'))
+ baseuri = http_headers.get('content-location', result.get('href'))
baselang = http_headers.get('content-language', None)
# if server sent 304, we're done
- if result.get("status", 0) == 304:
+ if result.get('status', 0) == 304:
result['version'] = ''
- 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!"
+ 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
# if there was a problem downloading, we're done
use_strict_parser = 0
known_encoding = 0
tried_encodings = []
- for proposed_encoding in (result['encoding'], xml_encoding, sniffed_xml_encoding, 'utf-8', 'windows-1252'):
- if proposed_encoding in tried_encodings: continue
+ # try: HTTP encoding, declared XML encoding, encoding sniffed from BOM
+ for proposed_encoding in (result['encoding'], xml_encoding, sniffed_xml_encoding):
if not proposed_encoding: continue
+ if proposed_encoding in tried_encodings: continue
+ tried_encodings.append(proposed_encoding)
try:
data = _toUTF8(data, proposed_encoding)
- known_encoding = 1
- use_strict_parser = 1
+ known_encoding = use_strict_parser = 1
break
except:
pass
- tried_encodings.append(proposed_encoding)
+ # if no luck and we have auto-detection library, try that
+ if (not known_encoding) and chardet:
+ try:
+ proposed_encoding = chardet.detect(data)['encoding']
+ if proposed_encoding and (proposed_encoding not in tried_encodings):
+ tried_encodings.append(proposed_encoding)
+ data = _toUTF8(data, proposed_encoding)
+ known_encoding = use_strict_parser = 1
+ except:
+ pass
+ # if still no luck and we haven't tried utf-8 yet, try that
+ if (not known_encoding) and ('utf-8' not in tried_encodings):
+ try:
+ proposed_encoding = 'utf-8'
+ tried_encodings.append(proposed_encoding)
+ data = _toUTF8(data, proposed_encoding)
+ known_encoding = use_strict_parser = 1
+ except:
+ pass
+ # if still no luck and we haven't tried windows-1252 yet, try that
+ if (not known_encoding) and ('windows-1252' not in tried_encodings):
+ try:
+ proposed_encoding = 'windows-1252'
+ tried_encodings.append(proposed_encoding)
+ data = _toUTF8(data, proposed_encoding)
+ known_encoding = use_strict_parser = 1
+ except:
+ pass
+ # if still no luck, give up
if not known_encoding:
result['bozo'] = 1
result['bozo_exception'] = CharacterEncodingUnknown( \
- "document encoding unknown, I tried " + \
- "%s, %s, utf-8, and windows-1252 but nothing worked" % \
+ 'document encoding unknown, I tried ' + \
+ '%s, %s, utf-8, and windows-1252 but nothing worked' % \
(result['encoding'], xml_encoding))
result['encoding'] = ''
elif proposed_encoding != result['encoding']:
result['bozo'] = 1
result['bozo_exception'] = CharacterEncodingOverride( \
- "documented declared as %s, but parsed as %s" % \
+ 'documented declared as %s, but parsed as %s' % \
(result['encoding'], proposed_encoding))
result['encoding'] = proposed_encoding
result['feed'] = feedparser.feeddata
result['entries'] = feedparser.entries
result['version'] = result['version'] or feedparser.version
+ result['namespaces'] = feedparser.namespacesInUse
return result
if __name__ == '__main__':
#2.0 - 10/19/2002
# JD - use inchannel to watch out for image and textinput elements which can
# also contain title, link, and description elements
-# JD - check for isPermaLink="false" attribute on guid elements
+# JD - check for isPermaLink='false' attribute on guid elements
# JD - replaced openAnything with open_resource supporting ETag and
# If-Modified-Since request headers
# JD - parse now accepts etag, modified, agent, and referrer optional
# fixed regular expression to capture XML character encoding (Andrei);
# added support for Atom 0.3-style links; fixed bug with textInput tracking;
# added support for cloud (MartijnP); added support for multiple
-# category/dc:subject (MartijnP); normalize content model: "description" gets
+# category/dc:subject (MartijnP); normalize content model: 'description' gets
# description (which can come from description, summary, or full content if no
-# description), "content" gets dict of base/language/type/value (which can come
+# description), 'content' gets dict of base/language/type/value (which can come
# from content:encoded, xhtml:body, content, or fullitem);
# fixed bug matching arbitrary Userland namespaces; added xml:base and xml:lang
# tracking; fixed bug tracking unknown tags; fixed bug tracking content when
# documents that define an outer and an inner xml:base that goes out of scope
# before the end of the document
#3.0b5 - 1/26/2004 - MAP - fixed bug parsing multiple links at feed level
-#3.0b6 - 1/27/2004 - MAP - added feed type and version detection, result["version"]
+#3.0b6 - 1/27/2004 - MAP - added feed type and version detection, result['version']
# will be one of SUPPORTED_VERSIONS.keys() or empty string if unrecognized;
# added support for creativeCommons:license and cc:license; added support for
# full Atom content model in title, tagline, info, copyright, summary; fixed bug
# with gzip encoding (not always telling server we support it when we do)
#3.0b7 - 1/28/2004 - MAP - support Atom-style author element in author_detail
-# (dictionary of "name", "url", "email"); map author to author_detail if author
+# (dictionary of 'name', 'url', 'email'); map author to author_detail if author
# contains name + email address
#3.0b8 - 1/28/2004 - MAP - added support for contributor
#3.0b9 - 1/29/2004 - MAP - fixed check for presence of dict function; added
# tried twice (even if it failed the first time)
#3.0.1 - 6/22/2004 - MAP - default to us-ascii for all text/* content types;
# recover from malformed content-type header parameter with no equals sign
-# ("text/xml; charset:iso-8859-1")
+# ('text/xml; charset:iso-8859-1')
#3.1 - 6/28/2004 - MAP - added and passed tests for converting HTML entities
# to Unicode equivalents in illformed feeds (aaronsw); added and
# passed tests for converting character entities to Unicode equivalents
# encodings; support various EBCDIC encodings; support UTF-16BE and
# UTF16-LE with or without a BOM; support UTF-8 with a BOM; support
# UTF-32BE and UTF-32LE with or without a BOM; fixed crashing bug if no
-# XML parsers are available; added support for "Content-encoding: deflate";
-# send blank "Accept-encoding: " header if neither gzip nor zlib modules
+# XML parsers are available; added support for 'Content-encoding: deflate';
+# send blank 'Accept-encoding: ' header if neither gzip nor zlib modules
# are available
#3.3 - 7/15/2004 - MAP - optimize EBCDIC to ASCII conversion; fix obscure
# problem tracking xml:base and xml:lang if element declares it, child
# line debugging easier because pprint module formats real dictionaries
# better than dictionary-like objects; added NonXMLContentType exception,
# which is stored in bozo_exception when a feed is served with a non-XML
-# media type such as "text/plain"; respect Content-Language as default
+# media type such as 'text/plain'; respect Content-Language as default
# language if not xml:lang is present; cloud dict is now FeedParserDict;
# generator dict is now FeedParserDict; better tracking of xml:lang,
-# including support for xml:lang="" to unset the current language;
+# including support for xml:lang='' to unset the current language;
# recognize RSS 1.0 feeds even when RSS 1.0 namespace is not the default
# namespace; don't overwrite final status on redirects (scenarios:
# redirecting to a URL that returns 304, redirecting to a URL that
# redirects to another URL with a different type of redirect); add
# support for HTTP 303 redirects
+#4.0 - MAP - support for relative URIs in xml:base attribute; fixed
+# encoding issue with mxTidy (phopkins); preliminary support for RFC 3229;
+# support for Atom 1.0; support for iTunes extensions; new 'tags' for
+# categories/keywords/etc. as array of dict
+# {'term': term, 'scheme': scheme, 'label': label} to match Atom 1.0
+# terminology; parse RFC 822-style dates with no time; lots of other
+# bug fixes
+#4.1 - MAP - removed socket timeout; added support for chardet library
git.ucc.asn.au / planet-ucc.git / commitdiff
UCC git Repository :: git.ucc.asn.au