def ismn_metadata(path):
"""
Goes through a downloaded ISMN dataset and reads the necessary metadata
needed for the viewer.
Parameters
----------
path: string
Folder in which the ISMN data is stored
Returns
-------
metadata: dict
Metadata dictionary.
"""
metadata = {"Networks": []}
iface = ISMN_Interface(path)
for networkname in iface.list_networks():
network_dict = {
"networkID": networkname,
"network_abstract": "",
"network_status": "",
"network_country": "",
"network_continent": "",
"network_op_start": "",
"network_op_end": "",
"network_type": "project",
"network_constraints": "",
"network_reference": "",
"network_url_data": "",
"network_url": "",
"network_acknowledge": "",
"network_variables": "",
"network_depths": "",
"network_sensors": "",
"Stations": []}
metadata['Networks'].append(network_dict)
station_list = network_dict['Stations']
stations = iface.list_stations(network=networkname)
for stationname in stations:
station = iface.get_station(stationname, network=networkname)
dmin, dmax = station.get_min_max_obs_timestamp()
if dmin is None or dmax is None:
# No soil moisture measured at this station
continue
station_dict = {
"station_abbr": stationname,
"lat": station.latitude,
"lng": station.longitude,
"comment": None,
"stationID": stationname,
"extMetadata": None,
"station_name": stationname,
"variableText": '<br>'.join(np.unique(station.variables)),
"depthText": get_depth_text(station.depth_from,
station.depth_to,
station.variables),
"sensorText": '<br>'.join(np.unique(station.sensors)),
"maximum": dmax.isoformat(),
"minimum": dmin.isoformat()
}
station_list.append(station_dict)
return metadata
