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Download GPKG from WFS example
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import sys | |
try: | |
from osgeo import ogr, osr, gdal | |
except: | |
sys.exit('ERROR: cannot find GDAL/OGR modules') | |
# create the spatial reference | |
srs = osr.SpatialReference() | |
srs.ImportFromEPSG(2154) | |
# Set the driver (optional) | |
wfs_drv = ogr.GetDriverByName('WFS') | |
# Speeds up querying WFS capabilities for services with alot of layers | |
gdal.SetConfigOption('OGR_WFS_LOAD_MULTIPLE_LAYER_DEFN', 'NO') | |
# Set config for paging. Works on WFS 2.0 services and WFS 1.0 and 1.1 with some other services. | |
gdal.SetConfigOption('OGR_WFS_PAGING_ALLOWED', 'YES') | |
gdal.SetConfigOption('OGR_WFS_PAGE_SIZE', '5000') | |
# Open the webservice | |
# Get features in EPSG:2154 with only the cleabs attribute | |
url = 'https://data.geopf.fr/wfs?SERVICE=WFS&SRSNAME=EPSG:2154&PROPERTYNAME=cleabs,geometrie' | |
wfs_ds = wfs_drv.Open('WFS:' + url) | |
if not wfs_ds: | |
sys.exit('ERROR: cannot open WFS datasource') | |
else: | |
pass | |
# Get a specific layer | |
layer = wfs_ds.GetLayerByName('BDTOPO_V3:batiment') | |
# Set spatial filter (bounding box as wkt polygon) | |
wkt = "POLYGON ((632172 6829666,651278 6829666,651278 6842525,632172 6842525,632172 6829666))" | |
geometry = ogr.CreateGeometryFromWkt(wkt, srs) | |
layer.SetSpatialFilter(geometry) | |
# Write to gpkg | |
dr = ogr.GetDriverByName( 'GPKG' ) | |
ds = dr.CreateDataSource( 'batiments.gpkg' ) | |
ds.CopyLayer(layer, 'local_copy') |
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