def append_geo_json(geo_json):
gis = GIS("https://www.arcgis.com", username="", password="")
crime_properties = {
'title': 'Crime data',
'tags': 'crimes, open data, devlabs',
'type': 'GeoJson'
}
search_result = gis.content.search(query="", item_type="Feature Layer")
crime_data_item = search_result[0]
crime_data_feature_layer = FeatureLayer.fromitem(crime_data_item,
layer_id=0)
new_crime_set = FeatureSet.from_geojson(geo_json)
crime_data_feature_layer.edit_features(adds=new_crime_set)
#item id of the feature layer in AGOL Organization
SABER_featureLayer_item = gis.content.get('Enter Feature Layer ID Here')
# In[23]:
from arcgis.features import FeatureLayerCollection
SABER_incidents_flayer_collection = FeatureLayerCollection.fromitem(SABER_featureLayer_item)
# In[24]:
from arcgis.features import FeatureLayer
SABER_incidents_flayer = FeatureLayer.fromitem(SABER_featureLayer_item, layer_id=0)
# In[25]:
#get the count of the features in the geojson
json_data = open(SABER_json_file)
data2 = json.load(json_data)
print(len(data2['features']))
# In[26]:
#if there are features then overwrite the layer with the new data. If no features then truncate the database.
while True:
if len(gis.content.search(data_name, 'Feature Layer')) > 0:
locations_new_fl = gis.content.search(data_name,
'Feature Layer')[0]
break
print("Location Feature Layer Uploaded With ID: %s" %
(locations_new_fl.id))
else:
locations_new_fl = gis.content.search(data_name, 'Feature Layer')[0]
print("Location Feature Layer Already Exists with ID: %s" %
(locations_new_fl.id))
fl_layer = FeatureLayer.fromitem(locations_new_fl)
fl_layer.manager.truncate()
print("Location Data Truncated...")
FeatureLayerCollection.fromitem(locations_new_fl).manager.overwrite(
'locations.csv')
# Share FeatureLayer with Org
locations_new_fl.share(everyone=False,
org=True,
groups=['CPE'],
allow_members_to_edit=False)
print("New Location Layer Shared with CPE Group")
#Set Thumbnail of FeatureLayer
locations_new_fl.update(thumbnail=r'thumbnail.jpg')
#-------------------------------------------------------------------------------
# Name: arcgis truncate feature layer
# Purpose: ArcGIS API truncate all records if they exist in feature layer
#
# Author: Ryan Nosek
#-------------------------------------------------------------------------------
import os, sys
from arcgis.gis import GIS
from arcgis.features import FeatureLayer
try:
gis = GIS("https://your-org.maps.arcgis.com/", "username", "pw")
fl_item = gis.content.get('itemid############')
fl_item_LayerID = FeatureLayer.fromitem(fl_item, layer_id=0)
qry = fl_item_LayerID.query(where='1=1', returnCountOnly='true')
if qry > 0:
fl_item_LayerID.manager.truncate()
except Exception as e:
trace_back = sys.exc_info()[2]
line = trace_back.tb_lineno
print("Error " + str(e) + ". Near line: " + str(line))
