NewsBlur/vendor/feedvalidator/rss.py

41 lines
1.5 KiB
Python

"""$Id: rss.py 699 2006-09-25 02:01:18Z rubys $"""
__author__ = "Sam Ruby <http://intertwingly.net/> and Mark Pilgrim <http://diveintomark.org/>"
__version__ = "$Revision: 699 $"
__date__ = "$Date: 2006-09-25 02:01:18 +0000 (Mon, 25 Sep 2006) $"
__copyright__ = "Copyright (c) 2002 Sam Ruby and Mark Pilgrim"
from base import validatorBase
from logging import *
from validators import noduplicates
#
# Rss element. The only valid child element is "channel"
#
class rss(validatorBase):
def do_channel(self):
from channel import rss20Channel
return rss20Channel(), noduplicates()
def do_access_restriction(self):
from extension import access_restriction
return access_restriction(), noduplicates()
def getExpectedAttrNames(self):
return [(None, u'version')]
def prevalidate(self):
self.setFeedType(TYPE_RSS2) # could be anything in the 0.9x family, don't really care
self.version = "2.0"
if (None,'version') not in self.attrs.getNames():
self.log(MissingAttribute({"parent":self.parent.name, "element":self.name, "attr":"version"}))
elif [e for e in self.dispatcher.loggedEvents if e.__class__==ValidDoctype]:
self.version = self.attrs[(None,'version')]
if self.attrs[(None,'version')]<>'0.91':
self.log(InvalidDoctype({"parent":self.parent.name, "element":self.name, "attr":"version"}))
else:
self.version = self.attrs[(None,'version')]
def validate(self):
if not "channel" in self.children:
self.log(MissingElement({"parent":self.name, "element":"channel"}))