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WSGI middleware to redirect incoming http requests to https. This is not original, but I can't remember where I first found it.
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| from urllib import quote | |
| class SSLRedirect(object): | |
| def __init__(self,app): | |
| self.app=app | |
| def __call__(self,environ,start_response): | |
| proto = environ.get('HTTP_X_FORWARDED_PROTO') or environ.get('wsgi.url_scheme', 'http') | |
| if proto=='https': | |
| return self.app(environ,start_response) | |
| else: | |
| url = 'https://' | |
| if environ.get('HTTP_HOST'): | |
| url += environ['HTTP_HOST'] | |
| else: | |
| url += environ['SERVER_NAME'] | |
| url += quote(environ.get('SCRIPT_NAME', '')) | |
| url += quote(environ.get('PATH_INFO', '')) | |
| if environ.get('QUERY_STRING'): | |
| url += '?' + environ['QUERY_STRING'] | |
| status = "301 Moved Permanently" | |
| headers = [('Location',url),('Content-Length','0')] | |
| start_response(status,headers) | |
| return [''] |
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