def process_response(self, response):
real_request = request._get_current_object()
if real_request not in self.debug_toolbars:
return response
# Intercept http redirect codes and display an html page with a
# link to the target.
if current_app.config['DEBUG_TB_INTERCEPT_REDIRECTS']:
if (response.status_code in self._redirect_codes and
not real_request.is_xhr):
redirect_to = response.location
redirect_code = response.status_code
if redirect_to:
content = self.render('redirect.html', {
'redirect_to': redirect_to,
'redirect_code': redirect_code
})
response.content_length = len(content)
response.location = None
response.response = [content]
response.status_code = 200
# If the http response code is 200 then we process to add the
# toolbar to the returned html response.
if not (response.status_code == 200 and
response.is_sequence and
response.headers['content-type'].startswith('text/html')):
return response
response_html = response.data.decode(response.charset)
no_case = response_html.lower()
body_end = no_case.rfind('</body>')
if body_end >= 0:
before = response_html[:body_end]
after = response_html[body_end:]
elif no_case.startswith('<!doctype html>'):
before = response_html
after = ''
else:
warnings.warn('Could not insert debug toolbar.'
' </body> tag not found in response.')
return response
toolbar = self.debug_toolbars[real_request]
for panel in toolbar.panels:
panel.process_response(real_request, response)
toolbar_html = toolbar.render_toolbar()
content = ''.join((before, toolbar_html, after))
content = content.encode(response.charset)
response.response = [content]
response.content_length = len(content)
return response
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