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#!/usr/bin/python
# This is a simple demo of validation through the web service.
WS_HOST = 'www.feedvalidator.org'
WS_URI = '/check.cgi'
import urllib, httplib
from xml.dom import minidom
from sys import exit
# Fetch the feed to validate
rawData = open('../testcases/rss/may/image_height_recommended.xml').read()
# Specify the content type, including the charset if known
hdrs = {'Content-Type': 'application/xml'}
# Simply POST the feed contents to the validator URL
connection=httplib.HTTPConnection(WS_HOST, 80)
connection.request('POST', WS_URI, rawData, hdrs)
response=connection.getresponse()
# The response is a SOAP message, as XML (otherwise there's a problem
# with the validator)
try:
document=minidom.parseString(response.read())
except:
print "Server error, unable to validate:",response.status,response.reason
print "(Unable to parse response as XML.)"
exit(20)
# If the status is OK, validation took place.
if response.status == 200:
errors = document.getElementsByTagName("text")
if not errors:
print "The feed is valid!"
exit(0)
else:
# Errors were found
for node in errors:
print "".join([child.data for child in node.childNodes])
exit(5)
# If there was a problem on the server, show details
elif response.status >= 500:
errors = document.getElementsByTagName("faultstring")
for node in errors:
print "".join([child.data for child in node.childNodes])
traceback = document.getElementsByTagNameNS("http://www.python.org/doc/current/lib/module-traceback.html", "traceback")
if traceback:
print "".join([child.data for child in traceback[0].childNodes])
exit(10)
# The unexpected happened...
else:
print "Unexpected server response:",response.status,response.reason
exit(20)
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