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import feedvalidator
import sys
def escapeURL(url):
import cgi, urllib, urlparse
parts = map(urllib.quote, map(urllib.unquote, urlparse.urlparse(url)))
return cgi.escape(urlparse.urlunparse(parts))
def sanitizeURL(url):
# Allow feed: URIs, as described by draft-obasanjo-feed-URI-scheme-02
if url.lower().startswith('feed:'):
url = url[5:]
if url.startswith('//'):
url = 'http:' + url
if not url.split(':')[0].lower() in ['http','https']:
url = 'http://%s' % url
url = url.strip()
# strip user and password
import re
url = re.sub(r'^(\w*://)[-+.\w]*(:[-+.\w]+)?@', r'\1' ,url)
return url
def index(req,url="",out="xml"):
if not url:
s = """<html><head><title>Feed Validator</title></head><body>
Enter the URL to validate:
<p>
<form method="GET">
URL: <input type="text" name="url"><br>
<input type="submit">
<input type="hidden" name="out" value="html">
</form>
</html>"""
return s
url = sanitizeURL(url)
events = feedvalidator.validateURL(url, firstOccurrenceOnly=1)['loggedEvents']
# (optional) arg 2 is compatibility level
# "A" is most basic level
# "AA" mimics online validator
# "AAA" is experimental; these rules WILL change or disappear in future versions
from feedvalidator import compatibility
filter = "AA"
filterFunc = getattr(compatibility, filter)
events = filterFunc(events)
if out == "html":
s = "<html><body><p>Validating " + escapeURL(url) + "...</p><pre>"
from feedvalidator.formatter.text_plain import Formatter
output = Formatter(events)
if output:
s += "\n".join(output)
else:
s += "No errors or warnings"
s += "</pre></body></html>"
return s
else:
from feedvalidator.formatter.text_xml import Formatter
s = "\n".join(Formatter(events)) or ""
s = '<?xml version="1.0"?>\n<validationErrors>\n' + s + "</validationErrors>"
req.content_type = "application/xml"
return s
if __name__=="__main__":
import sys
for url in sys.argv[1:]:
print index(0,url=url,out="html")
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