def __init__(
self,
format_string=DEFAULT_FORMAT_STRING,
scheme=DEFAULT_SCHEME,
timeout=DEFAULT_TIMEOUT,
proxies=None
):
"""
Mostly-common geocoder validation, proxies, &c. Not all geocoders
specify format_string and such.
"""
self.format_string = format_string
self.scheme = scheme
if self.scheme not in ('http', 'https'): # pragma: no cover
raise ConfigurationError(
'Supported schemes are `http` and `https`.'
)
self.proxies = proxies
self.timeout = timeout
if self.proxies:
install_opener(
build_opener(
ProxyHandler(self.proxies)
)
)
self.urlopen = urllib_urlopen
def __init__(
self,
format_string=DEFAULT_FORMAT_STRING,
scheme=DEFAULT_SCHEME,
timeout=DEFAULT_TIMEOUT,
proxies=None,
user_agent=None,
):
"""
Mostly-common geocoder validation, proxies, &c. Not all geocoders
specify format_string and such.
"""
self.format_string = format_string
self.scheme = scheme
if self.scheme not in ('http', 'https'): # pragma: no cover
raise ConfigurationError(
'Supported schemes are `http` and `https`.'
)
self.proxies = proxies
self.timeout = timeout
self.headers = {'User-Agent': user_agent or DEFAULT_USER_AGENT}
if self.proxies:
install_opener(
build_opener(
ProxyHandler(self.proxies)
)
)
self.urlopen = urllib_urlopen
def addSimpleHTTPAuthHeader(self):
"""
Create Urllib request object embedding HTTP simple authentication
"""
sub_request = """
<GeocodeRequest returnFreeForm="{is_freeform}">
<Address countryCode="{query_type}">
<freeFormAddress>{query}</freeFormAddress>
</Address>
</GeocodeRequest>
"""
xml_request = self.xml_request.format(
method_name='LocationUtilityService',
sub_request=sub_request,
maximum_responses=1
)
# Create query using parameters
request_string = xml_request.format(
is_freeform='false',
query='rennes',
query_type='PositionOfInterest'
)
params = {
'xls': request_string
}
top_level_url = "?".join((self.api, urlencode(params)))
password_mgr = HTTPPasswordMgrWithDefaultRealm()
# Add the username and password.
# If we knew the realm, we could use it instead of None.
password_mgr.add_password(
None,
top_level_url,
self.username,
self.password
)
handler = HTTPBasicAuthHandler(password_mgr)
# create "opener" (OpenerDirector instance)
opener = build_opener(handler)
# Install the opener.
# Now all calls to urllib.request.urlopen use our opener.
install_opener(opener)
