42 def guess_scheme(environ):  argument
45     if environ.get("HTTPS") in ('yes','on','1'):
50 def application_uri(environ):  argument
52     url = environ['wsgi.url_scheme']+'://'
55     if environ.get('HTTP_HOST'):
56         url += environ['HTTP_HOST']
58         url += environ['SERVER_NAME']
60         if environ['wsgi.url_scheme'] == 'https':
61             if environ['SERVER_PORT'] != '443':
62                 url += ':' + environ['SERVER_PORT']
64             if environ['SERVER_PORT'] != '80':
65                 url += ':' + environ['SERVER_PORT']
67     url += quote(environ.get('SCRIPT_NAME') or '/', encoding='latin1')
70 def request_uri(environ, include_query=True):  argument
72     url = application_uri(environ)
74     path_info = quote(environ.get('PATH_INFO',''), safe='/;=,', encoding='latin1')
75     if not environ.get('SCRIPT_NAME'):
79     if include_query and environ.get('QUERY_STRING'):
80         url += '?' + environ['QUERY_STRING']
83 def shift_path_info(environ):  argument
96     path_info = environ.get('PATH_INFO','')
105     script_name = environ.get('SCRIPT_NAME','')
112     environ['SCRIPT_NAME'] = script_name
113     environ['PATH_INFO']   = '/'.join(path_parts)
124 def setup_testing_defaults(environ):  argument
137     environ.setdefault('SERVER_NAME','127.0.0.1')
138     environ.setdefault('SERVER_PROTOCOL','HTTP/1.0')
140     environ.setdefault('HTTP_HOST',environ['SERVER_NAME'])
141     environ.setdefault('REQUEST_METHOD','GET')
143     if 'SCRIPT_NAME' not in environ and 'PATH_INFO' not in environ:
144         environ.setdefault('SCRIPT_NAME','')
145         environ.setdefault('PATH_INFO','/')
147     environ.setdefault('wsgi.version', (1,0))
148     environ.setdefault('wsgi.run_once', 0)
149     environ.setdefault('wsgi.multithread', 0)
150     environ.setdefault('wsgi.multiprocess', 0)
153     environ.setdefault('wsgi.input', BytesIO())
154     environ.setdefault('wsgi.errors', StringIO())
155     environ.setdefault('wsgi.url_scheme',guess_scheme(environ))
157     if environ['wsgi.url_scheme']=='http':
158         environ.setdefault('SERVER_PORT', '80')
159     elif environ['wsgi.url_scheme']=='https':
160         environ.setdefault('SERVER_PORT', '443')