"""
Tightens up response content by removed superflous line breaks and whitespace.
By Doug Van Horn
---- CHANGES ----
v1.1 - 31st May 2011
Cal Leeming [Simplicity Media Ltd]
Modified regex to strip leading/trailing white space from every line, not just those with blank \n.
---- TODO ----
* Ensure whitespace isn't stripped from within <pre> or <code> or <textarea> tags.
"""
importre
classStripWhitespaceMiddleware(object):
"""
 Strips leading and trailing whitespace from response content.
 """
 def__init__(self):
 self.whitespace = re.compile('^\s*\n', re.MULTILINE)
 #self.whitespace_lead = re.compile('^\s+', re.MULTILINE)
 #self.whitespace_trail = re.compile('\s+$', re.MULTILINE)
 defprocess_response(self, request, response):
 if "text" in response['Content-Type']:
 #Use next line instead to avoid failure on cached / HTTP 304 NOT MODIFIED responses without Content-Type
 #if response.status_code == 200 and "text" in response['Content-Type']:
 if hasattr(self, 'whitespace_lead'):
 response.content = self.whitespace_lead.sub('', response.content)
 if hasattr(self, 'whitespace_trail'):
 response.content = self.whitespace_trail.sub('\n', response.content)
 if hasattr(self, 'whitespace'):
 response.content = self.whitespace.sub('', response.content)
 return response
 else:
 return response