def from_values(cls, path='/', base_url=None, query_string=None, **options):
"""Create a new request object based on the values provided. If
environ is given missing values are filled from there. This method is
useful for small scripts when you need to simulate a request from an URL.
Do not use this method for unittesting, there is a full featured client
object in `werkzeug.test` that allows to create multipart requests
etc.
This accepts the same options as the `create_environ` function from the
utils module and additionally an `environ` parameter that can contain
values which will override the values from dict returned by
`create_environ`.
Additionally a dict passed to `query_string` will be encoded in the
request class charset.
:return: request object
"""
if isinstance(query_string, dict):
query_string = url_encode(query_string, cls.charset)
environ = options.pop('environ', None)
new_env = create_environ(path, base_url, query_string, **options)
result = {}
if environ is not None:
result.update(environ)
result.update(new_env)
return cls(result)
def build(self, values):
"""Assembles the relative url for that rule and the subdomain.
If building doesn't work for some reasons `None` is returned.
:internal:
"""
tmp = []
add = tmp.append
processed = set(self.arguments)
for is_dynamic, data in self._trace:
if is_dynamic:
try:
add(self._converters[data].to_url(values[data]))
except ValidationError:
return
processed.add(data)
else:
add(data)
subdomain, url = (u''.join(tmp)).split('|', 1)
query_vars = {}
for key in set(values) - processed:
query_vars[key] = unicode(values[key])
if query_vars:
url += '?' + url_encode(query_vars, self.map.charset)
return subdomain, url
def get_environ(self):
"""Return the built environ."""
input_stream = self.input_stream
content_length = self.content_length
content_type = self.content_type
if input_stream is not None:
start_pos = input_stream.tell()
input_stream.seek(0, 2)
end_pos = input_stream.tell()
input_stream.seek(start_pos)
content_length = end_pos - start_pos
elif content_type == 'multipart/form-data':
values = CombinedMultiDict([self.form, self.files])
input_stream, content_length, boundary = \
stream_encode_multipart(values, charset=self.charset)
content_type += '; boundary="%s"' % boundary
elif content_type == 'application/x-www-form-urlencoded':
values = url_encode(self.form, charset=self.charset)
content_length = len(values)
input_stream = StringIO(values)
else:
input_stream = _empty_stream
result = {}
if self.environ_base:
result.update(self.environ_base)
def _encode(x):
if isinstance(x, unicode):
return x.encode(self.charset)
return x
result.update({
'REQUEST_METHOD': self.method,
'SCRIPT_NAME': _encode(self.script_root),
'PATH_INFO': _encode(self.path),
'QUERY_STRING': self.query_string,
'SERVER_NAME': self.server_name,
'SERVER_PORT': str(self.server_port),
'HTTP_HOST': self.host,
'SERVER_PROTOCOL': self.server_protocol,
'CONTENT_TYPE': content_type or '',
'CONTENT_LENGTH': str(content_length or '0'),
'wsgi.version': self.wsgi_version,
'wsgi.url_scheme': self.url_scheme,
'wsgi.input': input_stream,
'wsgi.errors': self.errors_stream,
'wsgi.multithread': self.multithread,
'wsgi.multiprocess': self.multiprocess,
'wsgi.run_once': self.run_once
})
for key, value in self.headers.to_list(self.charset):
result['HTTP_%s' % key.upper().replace('-', '_')] = value
if self.environ_overrides:
result.update(self.environ_overrides)
return result
def from_values(cls, path='/', base_url=None, query_string=None, **options):
"""
Create a new request object based on the values provided. If
environ is given missing values are filled from there. This method
is useful for small scripts when you need to simulate a request
from an url. Do not use this method for unittesting, there is a
full featured client object in `werkzeug.test` that allows to create
multipart requests etc.
"""
if isinstance(query_string, dict):
query_string = url_encode(query_string, cls.charset)
environ = options.pop('environ', None)
new_env = create_environ(path, base_url, query_string, **options)
result = {}
if environ is not None:
result.update(environ)
result.update(new_env)
return cls(result)
def _get_query_string(self):
if self._query_string is None:
if self._args is not None:
return url_encode(self._args, charset=self.charset)
return ''
return self._query_string
