def admin_check_extents(request):
"""
This view allows administrators to visualize data and configured extents.
Since it's the first, we implemented this in a very rough way. If there is
to be more admin tools like this one. Move this to a separate Django app and
style HTML properly.
"""
path_extent_native = sql_extent("SELECT ST_Extent(geom) FROM core_path;")
path_extent = api_bbox(path_extent_native)
dem_extent_native = sql_extent(
"SELECT ST_Extent(rast::geometry) FROM altimetry_dem;")
dem_extent = api_bbox(dem_extent_native)
tiles_extent_native = settings.SPATIAL_EXTENT
tiles_extent = api_bbox(tiles_extent_native)
viewport_native = settings.LEAFLET_CONFIG['SPATIAL_EXTENT']
viewport = api_bbox(viewport_native, srid=settings.API_SRID)
def leafletbounds(bbox):
return [[bbox[1], bbox[0]], [bbox[3], bbox[2]]]
context = dict(
path_extent=leafletbounds(path_extent),
path_extent_native=path_extent_native,
dem_extent=leafletbounds(dem_extent) if dem_extent else None,
dem_extent_native=dem_extent_native,
tiles_extent=leafletbounds(tiles_extent),
tiles_extent_native=tiles_extent_native,
viewport=leafletbounds(viewport),
viewport_native=viewport_native,
SRID=settings.SRID,
API_SRID=settings.API_SRID,
)
return render(request, 'common/check_extents.html', context)
def admin_check_extents(request):
"""
This view allows administrators to visualize data and configured extents.
Since it's the first, we implemented this in a very rough way. If there is
to be more admin tools like this one. Move this to a separate Django app and
style HTML properly.
"""
path_extent_native = sql_extent("SELECT ST_Extent(geom) FROM l_t_troncon;")
path_extent = api_bbox(path_extent_native)
try:
dem_extent_native = sql_extent(
"SELECT ST_Extent(rast::geometry) FROM mnt;")
dem_extent = api_bbox(dem_extent_native)
except DatabaseError: # mnt table missing
dem_extent_native = None
dem_extent = None
tiles_extent_native = settings.SPATIAL_EXTENT
tiles_extent = api_bbox(tiles_extent_native)
viewport_native = settings.LEAFLET_CONFIG['SPATIAL_EXTENT']
viewport = api_bbox(viewport_native, srid=settings.API_SRID)
def leafletbounds(bbox):
return [[bbox[1], bbox[0]], [bbox[3], bbox[2]]]
context = dict(
path_extent=leafletbounds(path_extent),
path_extent_native=path_extent_native,
dem_extent=leafletbounds(dem_extent) if dem_extent else None,
dem_extent_native=dem_extent_native,
tiles_extent=leafletbounds(tiles_extent),
tiles_extent_native=tiles_extent_native,
viewport=leafletbounds(viewport),
viewport_native=viewport_native,
SRID=settings.SRID,
API_SRID=settings.API_SRID,
)
return render(request, 'common/check_extents.html', context)
