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"""$Id: rss.py 988 2008-03-12 18:22:48Z sa3ruby $"""
__author__ = "Sam Ruby <http://intertwingly.net/> and Mark Pilgrim <http://diveintomark.org/>"
__version__ = "$Revision: 988 $"
__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')]
if self.version not in ['0.91', '0.92', '2.0']:
self.log(InvalidRSSVersion({"parent":self.parent.name, "element":self.name, "value":self.version}))
def validate(self):
if not "channel" in self.children:
self.log(MissingElement({"parent":self.name, "element":"channel"}))
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