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import cgi
from webob.datetime_utils import *
from webob.request import *
from webob.response import *
# Pylons has imported UnicodeMultiDict directly from this location; so
# we're putting it here just to help them out (though it has also been
# fixed in Pylons tip on 17 Dec 2009)
from webob.multidict import UnicodeMultiDict
__all__ = [
'Request', 'Response',
'UTC', 'day', 'week', 'hour', 'minute', 'second', 'month', 'year',
'html_escape'
]
def html_escape(s):
"""HTML-escape a string or object
This converts any non-string objects passed into it to strings
(actually, using ``unicode()``). All values returned are
non-unicode strings (using ``&#num;`` entities for all non-ASCII
characters).
None is treated specially, and returns the empty string.
"""
if s is None:
return ''
if hasattr(s, '__html__'):
return s.__html__()
if not isinstance(s, basestring):
if hasattr(s, '__unicode__'):
s = unicode(s)
else:
s = str(s)
s = cgi.escape(s, True)
if isinstance(s, unicode):
s = s.encode('ascii', 'xmlcharrefreplace')
return s
BaseRequest.ResponseClass = Response
Response.RequestClass = Request
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