def main(argv):
# Create our RenderingTheWorld tile store that will manage the queue and subdivision.
# We pass it the function that decides whether a tile should be subdivided, and an initial tile.
rendering_the_world_tilestore = RenderingTheWorldTileStore(subdivide, seeds=(Tile(TileCoord(0, 0, 0)),))
# Start the tilestream by getting a list of all tiles to be generated.
tilestream = rendering_the_world_tilestore.list()
tilestream = imap(Logger(logger, logging.INFO, 'get %(tilecoord)s'), tilestream)
# Create the tile store that will generate our tiles, in this case it's a demo WMTS server at OpenGeo.
# Getting tiles from this store will either return the tile as a PNG file, or set an error on the tile if there are no features in this tile.
generate_tilestore = WMTSTileStore(
url='http://v2.suite.opengeo.org/geoserver/gwc/service/wmts/',
layer='medford:buildings',
style='_null',
format='image/png',
tile_matrix_set='EPSG:900913',
tile_matrix=lambda z: 'EPSG:900913:%d' % (z,))
tilestream = generate_tilestore.get(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'got %(tilecoord)s, error=%(error)s'), tilestream)
# Put the tile back into the RenderingTheWorld tile store. This check whether the tile should be subdivided, and, if so, adds the tile's children to the list of tiles to be generated.
tilestream = rendering_the_world_tilestore.put(tilestream)
# Get rid of tiles that returned an error (i.e. where there was no data).
tilestream = imap(DropErrors(), tilestream)
# Store the generated tiles in the output tile store, in our case a local MBTiles file.
output_tilestore = MBTilesTileStore(sqlite3.connect('medford_buildings.mbtiles'))
tilestream = output_tilestore.put(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'saved %(tilecoord)s'), tilestream)
# Go!
consume(tilestream, None)
def main():
# Create our RenderingTheWorld tile store that will manage the queue and subdivision.
# We pass it the function that decides whether a tile should be subdivided, and an initial tile.
rendering_the_world_tilestore = RenderingTheWorldTileStore(subdivide, seeds=(Tile(TileCoord(0, 0, 0)),))
# Start the tilestream by getting a list of all tiles to be generated.
tilestream = rendering_the_world_tilestore.list()
tilestream = imap(Logger(logger, logging.INFO, 'get %(tilecoord)s'), tilestream)
# Create the tile store that will generate our tiles, in this case it's a demo WMTS server at OpenGeo.
# Getting tiles from this store will either return the tile as a PNG file, or set an error on the tile
# if there are no features in this tile.
generate_tilestore = WMTSTileStore(
url='http://v2.suite.opengeo.org/geoserver/gwc/service/wmts/',
layer='medford:buildings',
style='_null',
format='image/png',
tile_matrix_set='EPSG:900913',
tile_matrix=lambda z: 'EPSG:900913:{0:d}'.format(z))
tilestream = generate_tilestore.get(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'got %(tilecoord)s, error=%(error)s'), tilestream)
# Put the tile back into the RenderingTheWorld tile store. This check whether the tile should be
# subdivided, and, if so, adds the tile's children to the list of tiles to be generated.
tilestream = rendering_the_world_tilestore.put(tilestream)
# Get rid of tiles that returned an error (i.e. where there was no data).
tilestream = imap(DropErrors(), tilestream)
# Store the generated tiles in the output tile store, in our case a local MBTiles file.
output_tilestore = MBTilesTileStore(sqlite3.connect('medford_buildings.mbtiles'))
tilestream = output_tilestore.put(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'saved %(tilecoord)s'), tilestream)
# Go!
consume(tilestream, None)
def test_metadata(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'))
tilestore.put_one(Tile(TileCoord(1, 0, 0)))
tilestore.put_one(Tile(TileCoord(2, 0, 0)))
tilestore.set_metadata_zooms()
self.assertEqual(int(tilestore.metadata['minzoom']), 1)
self.assertEqual(int(tilestore.metadata['maxzoom']), 2)
self.assertEqual(sorted(tilestore.metadata.itervalues()), ['1', '2'])
self.assertEqual(sorted(tilestore.metadata.keys()), ['maxzoom', 'minzoom'])
def test_one(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'), content_type='image/png')
self.assertEqual(len(tilestore), 0)
tilestream = [Tile(TileCoord(1, 0, 0), data='data'), None, Tile(TileCoord(1, 0, 1), error=True)]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tilestore), 2)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
self.assertEqual(tilestore.get_cheap_bounding_pyramid(), BoundingPyramid({1: (Bounds(0, 1), Bounds(0, 2))}))
self.assertEqual(len(tilestore), 2)
tiles = list(tilestore.list())
self.assertEqual(len(tiles), 2)
tiles = sorted(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(str(tiles[0].data), 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].data, None)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
self.assertEqual(len(tilestore), 1)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
def test_metadata(self) -> None:
tilestore = MBTilesTileStore(sqlite3.connect(":memory:"))
tilestore.put_one(Tile(TileCoord(1, 0, 0)))
tilestore.put_one(Tile(TileCoord(2, 0, 0)))
tilestore.set_metadata_zooms()
self.assertEqual(int(tilestore.metadata["minzoom"]), 1)
self.assertEqual(int(tilestore.metadata["maxzoom"]), 2)
self.assertEqual(sorted(tilestore.metadata.itervalues()), ["1", "2"])
self.assertEqual(sorted(tilestore.metadata.keys()), ["maxzoom", "minzoom"])
def test_metadata(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'))
tilestore.put_one(Tile(TileCoord(1, 0, 0)))
tilestore.put_one(Tile(TileCoord(2, 0, 0)))
tilestore.set_metadata_zooms()
self.assertEqual(int(tilestore.metadata['minzoom']), 1)
self.assertEqual(int(tilestore.metadata['maxzoom']), 2)
self.assertEqual(sorted(tilestore.metadata.itervalues()), ['1', '2'])
self.assertEqual(sorted(tilestore.metadata.keys()),
['maxzoom', 'minzoom'])
def test_one(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'),
content_type='image/png')
self.assertEqual(len(tilestore), 0)
tilestream = [
Tile(TileCoord(1, 0, 0), data=b'data'), None,
Tile(TileCoord(1, 0, 1), error=True)
]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tilestore), 2)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, b'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
self.assertEqual(tilestore.get_cheap_bounding_pyramid(),
BoundingPyramid({1: (Bounds(0, 1), Bounds(0, 2))}))
self.assertEqual(len(tilestore), 2)
tiles = list(tilestore.list())
self.assertEqual(len(tiles), 2)
tiles = sorted(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(bytes(tiles[0].data), b'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].data, None)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
self.assertEqual(len(tilestore), 1)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
def load(cls, name):
root, ext = os.path.splitext(name)
if ext == '.bsddb':
import bsddb
from tilecloud.store.bsddb import BSDDBTileStore
return BSDDBTileStore(bsddb.hashopen(name))
if ext == '.mbtiles':
import sqlite3
from tilecloud.store.mbtiles import MBTilesTileStore
return MBTilesTileStore(sqlite3.connect(name))
if ext == '.zip':
import zipfile
from tilecloud.store.zip import ZipTileStore
return ZipTileStore(zipfile.ZipFile(name, 'a'))
module = __import__(name)
components = name.split('.')
module = reduce(lambda module, attr: getattr(module, attr),
components[1:], module)
return getattr(module, 'tile_store')
def test_content_type(self):
connection = sqlite3.connect(':memory:')
tilestore1 = MBTilesTileStore(connection)
tilestore1.metadata['format'] = 'png'
tilestore2 = MBTilesTileStore(connection)
self.assertEqual(tilestore2.content_type, 'image/png')
def load(cls, name): # pragma: no cover
"""
Construct a :class:`TileStore` from a name.
:param name: Name
:type name: string
:rtype: :class:`TileStore`
The following shortcuts are available:
bounds://<bounding-pyramid>
file://<template>
http://<template> and https://<template>
memcached://<server>:<port>/<template>
s3://<bucket>/<template>
sqs://<region>/<queue>
<filename>.bsddb
<filename>.mbtiles
<filename>.zip
<module>
"""
if name == 'null://':
from tilecloud.store.null import NullTileStore
return NullTileStore()
if name.startswith('bounds://'):
from tilecloud.store.boundingpyramid import BoundingPyramidTileStore
return BoundingPyramidTileStore(
BoundingPyramid.from_string(name[9:]))
if name.startswith('file://'):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.filesystem import FilesystemTileStore
return FilesystemTileStore(TemplateTileLayout(name[7:]), )
if name.startswith('http://') or name.startswith('https://'):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
return URLTileStore((TemplateTileLayout(name), ))
if name.startswith('memcached://'):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.memcached import MemcachedTileStore
from tilecloud.lib.memcached import MemcachedClient
server, template = name[12:].split('/', 1)
host, port = server.split(':', 1)
client = MemcachedClient(host, int(port))
return MemcachedTileStore(client, TemplateTileLayout(template))
if name.startswith('s3://'):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.s3 import S3TileStore
bucket, template = name[5:].split('/', 1)
return S3TileStore(bucket, TemplateTileLayout(template))
if name.startswith('sqs://'):
from tilecloud.store.sqs import SQSTileStore
import boto.sqs
from boto.sqs.jsonmessage import JSONMessage
region_name, queue_name = name[6:].split('/', 1)
connection = boto.sqs.connect_to_region(region_name)
queue = connection.create_queue(queue_name)
queue.set_message_class(JSONMessage)
return SQSTileStore(queue)
root, ext = os.path.splitext(name)
if ext == '.bsddb':
import bsddb
from tilecloud.store.bsddb import BSDDBTileStore
return BSDDBTileStore(bsddb.hashopen(name))
if ext == '.mbtiles':
import sqlite3
from tilecloud.store.mbtiles import MBTilesTileStore
return MBTilesTileStore(sqlite3.connect(name))
if ext == '.zip':
import zipfile
from tilecloud.store.zip import ZipTileStore
return ZipTileStore(zipfile.ZipFile(name, 'a'))
module = __import__(name)
components = name.split('.')
module = reduce(lambda module, attr: getattr(module, attr),
components[1:], module)
return getattr(module, 'tilestore')
def test_empty(self):
connection = sqlite3.connect(':memory:')
tilestore = MBTilesTileStore(connection)
self.assertEqual(len(tilestore), 0)
self.assertEqual(tilestore.get_one(Tile(TileCoord(0, 0, 0))), None)
def test_content_type(self):
connection = sqlite3.connect(':memory:')
tilestore1 = MBTilesTileStore(connection)
tilestore1.metadata['format'] = 'png'
tilestore2 = MBTilesTileStore(connection)
self.assertEqual(tilestore2.content_type, 'image/png')
def get_store(self, cache, layer, read_only=False):
grid = layer['grid_ref'] if 'grid_ref' in layer else None
layout = WMTSTileLayout(
layer=layer['name'],
url=cache['folder'],
style=layer['wmts_style'],
format='.' + layer['extension'],
dimensions_name=[
dimension['name'] for dimension in layer['dimensions']
],
tile_matrix_set=layer['grid'],
tile_matrix=lambda z: get_tile_matrix_identifier(grid, zoom=z),
request_encoding='REST',
)
# store
if cache['type'] == 's3':
# on s3
cache_tilestore = S3TileStore(
cache['bucket'],
layout,
s3_host=cache.get('host'),
cache_control=cache.get('cache_control')) # pragma: no cover
elif cache['type'] == 'mbtiles':
metadata = {}
for dimension in layer['dimensions']:
metadata['dimension_' +
dimension['name']] = dimension['default']
# on mbtiles file
filename = layout.filename(TileCoord(
0, 0, 0), metadata=metadata).replace('/0/0/0', '') + '.mbtiles'
if not os.path.exists(os.path.dirname(filename)):
os.makedirs(os.path.dirname(filename))
cache_tilestore = MBTilesTileStore(
sqlite3.connect(filename),
content_type=layer['mime_type'],
tilecoord_in_topleft=True,
)
elif cache['type'] == 'bsddb':
metadata = {}
for dimension in layer['dimensions']:
metadata['dimension_' +
dimension['name']] = dimension['default']
import bsddb3 as bsddb
from tilecloud.store.bsddb import BSDDBTileStore
# on bsddb file
filename = layout.filename(TileCoord(
0, 0, 0), metadata=metadata).replace('/0/0/0', '') + '.bsddb'
if not os.path.exists(os.path.dirname(filename)):
os.makedirs(os.path.dirname(filename))
db = bsddb.hashopen(
filename,
# and os.path.exists(filename) to avoid error on non existing file
'r' if read_only and os.path.exists(filename) else 'c')
class Close:
def __init__(self, db):
self.db = db
def __call__(self):
self.db.close()
self._close_actions.append(Close(db))
cache_tilestore = BSDDBTileStore(
db,
content_type=layer['mime_type'],
)
elif cache['type'] == 'filesystem':
# on filesystem
cache_tilestore = FilesystemTileStore(
layout,
content_type=layer['mime_type'],
)
else:
exit('unknown cache type: ' + cache['type']) # pragma: no cover
return cache_tilestore
def load(name): # pragma: no cover
"""
Construct a :class:`TileStore` from a name.
:param name: Name
:type name: string
:rtype: :class:`TileStore`
The following shortcuts are available:
bounds://<bounding-pyramid>
file://<template>
http://<template> and https://<template>
memcached://<server>:<port>/<template>
s3://<bucket>/<template>
sqs://<region>/<queue>
<filename>.bsddb
<filename>.mbtiles
<filename>.zip
<module>
"""
if name == "null://":
from tilecloud.store.null import NullTileStore
return NullTileStore()
if name.startswith("bounds://"):
from tilecloud.store.boundingpyramid import BoundingPyramidTileStore
return BoundingPyramidTileStore(
BoundingPyramid.from_string(name[9:]))
if name.startswith("file://"):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.filesystem import FilesystemTileStore
return FilesystemTileStore(TemplateTileLayout(name[7:]), )
if name.startswith("http://") or name.startswith("https://"):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
return URLTileStore((TemplateTileLayout(name), ))
if name.startswith("memcached://"):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.lib.memcached import MemcachedClient
from tilecloud.store.memcached import MemcachedTileStore
server, template = name[12:].split("/", 1)
host, port = server.split(":", 1)
client = MemcachedClient(host, int(port))
return MemcachedTileStore(client, TemplateTileLayout(template))
if name.startswith("s3://"):
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.s3 import S3TileStore
bucket, template = name[5:].split("/", 1)
return S3TileStore(bucket, TemplateTileLayout(template))
if name.startswith("sqs://"):
import boto.sqs # pylint: disable=import-error
from boto.sqs.jsonmessage import JSONMessage # pylint: disable=import-error
from tilecloud.store.sqs import SQSTileStore
region_name, queue_name = name[6:].split("/", 1)
connection = boto.sqs.connect_to_region(region_name)
queue = connection.create_queue(queue_name)
queue.set_message_class(JSONMessage)
return SQSTileStore(queue)
if name.startswith("redis://"):
from tilecloud.store.redis import RedisTileStore
return RedisTileStore(name)
_, ext = os.path.splitext(name)
if ext == ".bsddb":
import bsddb # pylint: disable=import-error
from tilecloud.store.bsddb import BSDDBTileStore
return BSDDBTileStore(bsddb.hashopen(name))
if ext == ".mbtiles":
import sqlite3
from tilecloud.store.mbtiles import MBTilesTileStore
return MBTilesTileStore(sqlite3.connect(name))
if ext == ".zip":
import zipfile
from tilecloud.store.zip import ZipTileStore
return ZipTileStore(zipfile.ZipFile(name, "a"))
module = __import__(name)
components = name.split(".")
module = reduce(getattr, components[1:], module)
return getattr(module, "tilestore")
def test_empty(self):
connection = sqlite3.connect(':memory:')
tilestore = MBTilesTileStore(connection)
self.assertEqual(len(tilestore), 0)
self.assertEqual(tilestore.get_one(Tile(TileCoord(0, 0, 0))), None)
def test_content_type(self) -> None:
connection = sqlite3.connect(":memory:")
tilestore1 = MBTilesTileStore(connection)
tilestore1.metadata["format"] = "png"
tilestore2 = MBTilesTileStore(connection)
self.assertEqual(tilestore2.content_type, "image/png")