def geoidHeight2(lat, lon, model=0, timeout=2.0):
'''Get the C{NAVD88} geoid height at an C{NAD83} location.
@arg lat: Latitude (C{degrees}).
@arg lon: Longitude (C{degrees}).
@kwarg model: Optional, geoid model ID (C{int}).
@kwarg timeout: Optional, query timeout (seconds).
@return: An L{GeoidHeight2Tuple}C{(height, model_name)}
or C{(None, "error"}) in case of errors.
@raise ValueError: Invalid B{C{timeout}}.
@note: The returned C{height} is C{None} if B{C{lat}} or B{C{lon}} is
invalid or outside the C{Conterminous US (CONUS)}, if the
B{C{model}} was invalid, if conversion failed or if the
query timed out. The C{error} is the C{HTTP-, IO-, SSL-,
Type-, URL-} or C{ValueError} as a string (C{str}).
@see: U{NOAA National Geodetic Survey
<https://www.NGS.NOAA.gov/INFO/geodesy.shtml>},
U{Geoid<https://www.NGS.NOAA.gov/web_services/geoid.shtml>},
U{USGS10mElev.py<https://Gist.GitHub.com/pyRobShrk>}, module
L{geoids}, classes L{GeoidG2012B}, L{GeoidKarney} and
L{GeoidPGM}.
'''
try:
j = _qURL('https://Geodesy.NOAA.gov/api/geoid/ght',
('lat=%.6F' % (Lat(lat), ), 'lon=%.6F' %
(Lon(lon), ), 'model=%s' % (model, ) if model else ''),
timeout=Scalar(timeout, name='timeout')) # PYCHOK 5
if j[:1] == '{' and j[-1:] == '}' and j.find('"error":') > 0:
d = _json(j)
if isinstance(d.get('error', 'N/A'), float):
h = d.get('geoidHeight', None)
if h is not None:
m = _str(d.get('geoidModel', 'N/A'))
return GeoidHeight2Tuple(h, m)
e = 'geoidHeight'
else:
e = 'JSON'
e = 'no %s "%s"' % (e, clips(j, limit=256, white=' '))
except (HTTPError, IOError, TypeError, ValueError) as x:
e = repr(x)
e = _error(geoidHeight2, lat, lon, e)
return GeoidHeight2Tuple(None, e)
def geoidHeight2(lat, lon, model=0, timeout=2.0):
'''Get the C{NAVD88} geoid height at an C{NAD83} location.
@param lat: Latitude (C{degrees}).
@param lon: Longitude (C{degrees}).
@keyword model: Optional, geoid model ID (C{int}).
@keyword timeout: Optional, query timeout (seconds).
@return: 2-Tuple (C{height, model_name}) in (C{meter, str})
or C{(None, error}).
@note: The returned C{height} is C{None} if I{lat} or I{lon} is
invalid or outside the C{Conterminous US (CONUS)}, if the
I{model} was invalid, if conversion failed or if the
query timed out. The C{error} is the C{HTTP-, IO-, SSL-,
Type-, URL-} or C{ValueError} as a string (C{str}).
@see: U{NOAA National Geodetic Survey
<http://www.NGS.NOAA.gov/INFO/geodesy.shtml>},
U{Geoid<http://www.NGS.NOAA.gov/web_services/geoid.shtml>},
U{USGS10mElev.py<http://Gist.GitHub.com/pyRobShrk>}, module
L{geoids}, classes L{GeoidG2012B}, L{GeoidKarney} and
L{GeoidPGM}.
'''
try:
j = _qURL('http://Geodesy.NOAA.gov/api/geoid/ght',
('lat=%.6f' % (lat, ), 'lon=%.6f' % (lon, ), 'model=%s' %
(model, ) if model else ''),
timeout=float(timeout)) # PYCHOK 5
if j[:1] == '{' and j[-1:] == '}' and j.find('"error":') > 0:
d = _json(j)
if isinstance(d.get('error', 'N/A'), float):
h = d.get('geoidHeight', None)
if h is not None:
return h, _str(d.get('geoidModel', 'N/A'))
e = 'geoidHeight'
else:
e = 'JSON'
e = 'no %s "%s"' % (e, clipStr(j, limit=256, white=' '))
except (IOError, TypeError, ValueError) as x:
e = repr(x)
return None, _error(geoidHeight2, lat, lon, e)
def login(self, email, password):
if self._authed:
return self._auth_token
data = {'email': email, 'password': password}
data_s = 'json=' + _json(data)
call_url = 'http://%s%s%s' % (self._domain, self._port_s, self.LOGIN_URL)
req = urllib2.Request(url=call_url, data=data_s, headers=self.BASIC_HEADER)
resp = self._fetch(req)
try:
cookie = BaseCookie(resp.headers['set-cookie'])
except KeyError:
cookie = BaseCookie(resp.headers['Set-Cookie'])
self._auth_token = cookie[self.SESSION_COOKIE_NAME].value
self._authed = True
self.user = _dic(resp.read())
print 'self._auth_token: ', self._auth_token
return self._auth_token
def geoidHeight2(lat, lon, model=0, timeout=2.0):
'''Get the C{NAVD88} geoid height at an C{NAD83} location.
@param lat: Latitude (C{degrees}).
@param lon: Longitude (C{degrees}).
@keyword model: Optional, geoid model ID (C{int}).
@keyword timeout: Optional, query timeout (seconds).
@return: 2-Tuple (height, model_name) in (C{meter}, C{str}) or
(C{None}, I{<error>}).
@note: The returned height is C{None} if I{lat} or I{lon} is
invalid or outside the C{Conterminous US (CONUS)}, if
the I{model} was invalid, if conversion failed or if
the query timed out. The I{<error>} is the C{HTTP-,
IO-, SSL-, Type-, URL-} or C{ValueError} as C{str}.
@see: U{NOAA National Geodetic Survery
<http://www.NGS.NOAA.gov/INFO/geodesy.shtml>} and
U{Geoid<http://www.NGS.NOAA.gov/web_services/geoid.shtml>}
'''
try:
d = _json(
_qURL('http://Geodesy.NOAA.gov/api/geoid/ght',
'lat=%.6f' % (lat, ),
'lon=%.6f' % (lon, ),
'model=%d' % (model, ) if model else '',
timeout=float(timeout)))
e = d.get('error', 'N/A')
if isinstance(e, float):
h = d.get('geoidHeight', None)
if h is not None:
return h, d.get('geoidModel', 'N/A')
raise ValueError(e)
except (IOError, TypeError, ValueError) as x:
return None, _error(geoidHeight2, lat, lon, x)
def _get_message(msg):
"Returns a list-of-one-string payload for returning from handlers."
return [_json(dict(message=msg), separators=(',', ':'))]