def _download_features(
feature_ids,
path=None,
check_modified=False,
):
if path is None:
path = os.path.join(util.get_ulmo_dir(), DEFAULT_FILE_PATH)
if isinstance(feature_ids, basestring):
feature_ids = [feature_ids]
tiles = []
tile_fmt = '.img'
for feature_id in feature_ids:
url = SCIENCEBASE_ITEM_URL % feature_id
metadata = requests.get(url).json()
layer = [a for a in list(layer_dict.keys())
if a in metadata['title']][0]
layer_path = os.path.join(path, layer_dict[layer])
tile_urls = [
link['uri'] for link in metadata['webLinks']
if link['type'] == 'download'
]
tiles.append({
'feature_id':
feature_id,
'tiles':
util.download_tiles(layer_path, tile_urls, tile_fmt,
check_modified),
})
return tiles
def _download_tiles(tiles, path=None, check_modified=False):
if path is None:
path = os.path.join(util.get_ulmo_dir(), DEFAULT_FILE_PATH)
for tile in tiles['features']:
metadata = tile['properties']
layer_path = os.path.join(path, layer_dict[metadata['layer']])
tile['properties']['file'] = util.download_tiles(layer_path, metadata['download url'], metadata['format'], check_modified)[0]
return tiles
def _download_tiles(tiles, path=None, check_modified=False):
if path is None:
path = os.path.join(util.get_ulmo_dir(), DEFAULT_FILE_PATH)
for tile in tiles['features']:
metadata = tile['properties']
layer_path = os.path.join(path, layer_dict[metadata['layer']])
tile['properties']['file'] = util.download_tiles(layer_path, metadata['download url'], metadata['format'], check_modified)[0]
return tiles
def _download_features(feature_ids, path=None, check_modified=False,):
if path is None:
path = os.path.join(util.get_ulmo_dir(), DEFAULT_FILE_PATH)
if isinstance(feature_ids, basestring):
feature_ids = [feature_ids]
tiles =[]
tile_fmt = '.img'
for feature_id in feature_ids:
url = SCIENCEBASE_ITEM_URL % feature_id
metadata = requests.get(url).json()
layer = [a for a in list(layer_dict.keys()) if a in metadata['title']][0]
layer_path = os.path.join(path, layer_dict[layer])
tile_urls = [link['uri'] for link in metadata['webLinks'] if link['type']=='download']
tiles.append({'feature_id': feature_id,
'tiles': util.download_tiles(layer_path, tile_urls, tile_fmt, check_modified),
})
return tiles
