def get_sciencebase_xml_metadata(self):
"""
Gets xml from sciencebase.gov, using XML url obtained
from json using get_sciencebase_metadata().
Parameters
----------
ID : str
ScienceBase ID string;
e.g. 582da7efe4b04d580bd37be8 for Dane County Model
Returns
-------
metadata : dict
Dictionary of metadata
"""
try:
# use defusedxml to removed XML security vulnerabilities
import defusedxml.ElementTree as ET
except ImportError:
raise ImportError("DefusedXML must be installed to query metadata")
url = self.xmlfile
msg = "Need an internet connection to get metadata from ScienceBase."
text = get_url_text(url, error_msg=msg)
return ET.fromstring(text)
def get_sciencebase_metadata(self, id):
"""
Gets metadata json text for given ID from sciencebase.gov; loads
into python dictionary. Fetches the reference text using the url:
https://www.sciencebase.gov/catalog/item/<ID>?format=json
Parameters
----------
ID : str
ScienceBase ID string;
e.g. 582da7efe4b04d580bd37be8 for Dane County Model
Returns
-------
metadata : dict
Dictionary of metadata
"""
urlbase = 'https://www.sciencebase.gov/catalog/item/{}?format=json'
url = urlbase.format(id)
import json
from flopy.utils.flopy_io import get_url_text
msg = 'Need an internet connection to get metadata from ScienceBase.'
text = get_url_text(url, error_msg=msg)
if text is not None:
return json.loads(text)
def get_sciencebase_metadata(self, id):
"""
Gets metadata json text for given ID from sciencebase.gov; loads
into python dictionary. Fetches the reference text using the url:
https://www.sciencebase.gov/catalog/item/<ID>?format=json
Parameters
----------
ID : str
ScienceBase ID string;
e.g. 582da7efe4b04d580bd37be8 for Dane County Model
Returns
-------
metadata : dict
Dictionary of metadata
"""
urlbase = "https://www.sciencebase.gov/catalog/item/{}?format=json"
url = urlbase.format(id)
import json
from flopy.utils.flopy_io import get_url_text
msg = "Need an internet connection to get metadata from ScienceBase."
text = get_url_text(url, error_msg=msg)
if text is not None:
return json.loads(text)
def creator_url(self):
urlname = "-".join(self.creator.get("name").replace(".", "").split())
url = "https://www.usgs.gov/staff-profiles/" + urlname.lower()
# check if it exists
txt = get_url_text(url)
if txt is not None:
return url
else:
return "unknown"
def creator_url(self):
urlname = '-'.join(self.creator.get('name').replace('.', '').split())
url = 'https://www.usgs.gov/staff-profiles/' + urlname.lower()
# check if it exists
txt = get_url_text(url)
if txt is not None:
return url
else:
return 'unknown'
def creator_url(self):
urlname = '-'.join(self.creator.get('name').replace('.', '').split())
url = 'https://www.usgs.gov/staff-profiles/' + urlname.lower()
# check if it exists
txt = get_url_text(url)
if txt is not None:
return url
else:
return 'unknown'
def get_spatialreference(epsg, text='esriwkt'):
"""
Gets text for given epsg code and text format from spatialreference.org
Fetches the reference text using the url:
https://spatialreference.org/ref/epsg/<epsg code>/<text>/
See: https://www.epsg-registry.org/
Parameters
----------
epsg : int
epsg code for coordinate system
text : str
string added to url
Returns
-------
url : str
"""
from flopy.utils.flopy_io import get_url_text
epsg_categories = ['epsg', 'esri']
for cat in epsg_categories:
url = '{}/ref/'.format(srefhttp) + \
'{}/{}/{}/'.format(cat, epsg, text)
result = get_url_text(url)
if result is not None:
break
if result is not None:
return result.replace("\n", "")
elif result is None and text != 'epsg':
for cat in epsg_categories:
error_msg = 'No internet connection or ' + \
'epsg code {} '.format(epsg) + \
'not found at {}/ref/'.format(srefhttp) + \
'{}/{}/{}'.format(cat, epsg, text)
print(error_msg)
# epsg code not listed on spatialreference.org
# may still work with pyproj
elif text == 'epsg':
return '+init=epsg:{}'.format(epsg)
def get_sciencebase_xml_metadata(self):
"""Gets xml from sciencebase.gov, using XML url obtained
from json using get_sciencebase_metadata().
Parameters
----------
ID : str
ScienceBase ID string;
e.g. 582da7efe4b04d580bd37be8 for Dane County Model
Returns
-------
metadata : dict
Dictionary of metadata
"""
import xml.etree.ElementTree as ET
from flopy.utils.flopy_io import get_url_text
url = self.xmlfile
text = get_url_text(url,
error_msg='Need an internet connection to get metadata from ScienceBase.')
return ET.fromstring(text)
def get_sciencebase_xml_metadata(self):
"""
Gets xml from sciencebase.gov, using XML url obtained
from json using get_sciencebase_metadata().
Parameters
----------
ID : str
ScienceBase ID string;
e.g. 582da7efe4b04d580bd37be8 for Dane County Model
Returns
-------
metadata : dict
Dictionary of metadata
"""
import xml.etree.ElementTree as ET
from flopy.utils.flopy_io import get_url_text
url = self.xmlfile
msg = 'Need an internet connection to get metadata from ScienceBase.'
text = get_url_text(url, error_msg=msg)
return ET.fromstring(text)
def get_spatialreference(epsg, text='esriwkt'):
"""Gets text for given epsg code and text format from spatialreference.org
Fetches the reference text using the url:
http://spatialreference.org/ref/epsg/<epsg code>/<text>/
See: https://www.epsg-registry.org/
Parameters
----------
epsg : int
epsg code for coordinate system
text : str
string added to url
Returns
-------
url : str
"""
from flopy.utils.flopy_io import get_url_text
epsg_categories = ['epsg', 'esri']
for cat in epsg_categories:
url = "http://spatialreference.org/ref/{2}/{0}/{1}/".format(epsg,
text,
cat)
result = get_url_text(url)
if result is not None:
break
if result is not None:
return result.replace("\n", "")
elif result is None and text != 'epsg':
for cat in epsg_categories:
error_msg = 'No internet connection or epsg code {0} ' \
'not found at http://spatialreference.org/ref/{2}/{0}/{1}'.format(
epsg,
text,
cat)
print(error_msg)
elif text == 'epsg': # epsg code not listed on spatialreference.org may still work with pyproj
return '+init=epsg:{}'.format(epsg)
