from six.moves import xrange
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore(
(TemplateTileLayout(
'http://otile%d.mqcdn.com/tiles/1.0.0/osm/%%(z)d/%%(x)d/%%(y)d.png' %
i) for i in xrange(1, 5)),
attribution=
'Data, imagery and map information provided by MapQuest, <a href="http://www.openstreetmap.org/">Open Street Map</a> and contributors, <a href="http://creativecommons.org/licenses/by-sa/2.0/">CC-BY-SA</a>.',
content_type='image/png')
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore(
(
TemplateTileLayout("http://{0!s}.tile.openstreetmap.org/%(z)d/%(x)d/%(y)d.png".format(server))
for server in "abc"
),
attribution="© OpenStreetMap contributors, CC-BY-SA",
content_type="image/png",
)
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore(
(TemplateTileLayout(
'http://%s.tile.stamen.com/terrain/%%(z)d/%%(x)d/%%(y)d.jpg' % server)
for server in 'abcd'),
attribution=
'Map tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.',
content_type='image/jpg')
def _gene(self, options, gene, layer, dimensions={}):
count_metatiles = None
count_metatiles_dropped = Count()
count_tiles = None
count_tiles_dropped = Count()
count_tiles_stored = None
if options.get_bbox:
try:
tilecoord = parse_tilecoord(options.get_bbox)
print("Tile bounds: [%i,%i,%i,%i]" %
gene.layer['grid_ref']['obj'].extent(tilecoord))
exit()
except ValueError as e: # pragma: no cover
exit(
"Tile '%s' is not in the format 'z/x/y' or z/x/y:+n/+n\n%r"
% (options.get_bbox, e))
if options.get_hash:
options.role = 'hash'
options.test = 1
sqs_tilestore = None
if options.role in ('master', 'slave'):
# Create SQS queue
sqs_tilestore = SQSTileStore(
gene.get_sqs_queue()) # pragma: no cover
cache_tilestore = None
if options.role in ('local', 'slave'):
cache_tilestore = gene.get_tilesstore(options.cache, dimensions)
meta = gene.layer['meta']
if options.tiles:
gene.set_store(TilesFileStore(options.tiles))
elif options.role in ('local', 'master'):
# Generate a stream of metatiles
gene.init_tilecoords()
gene.add_geom_filter()
if options.local_process_number is not None: # pragma: no cover
gene.add_local_process_filter()
elif options.role == 'slave':
# Get the metatiles from the SQS queue
gene.set_store(sqs_tilestore) # pragma: no cover
elif options.role == 'hash':
try:
z, x, y = (int(v) for v in options.get_hash.split('/'))
if meta:
gene.set_tilecoords(
[TileCoord(z, x, y, gene.layer['meta_size'])])
else:
gene.set_tilecoords([TileCoord(z, x, y)])
except ValueError as e: # pragma: no cover
exit("Tile '%s' is not in the format 'z/x/y'\n%r" %
(options.get_hash, e))
# At this stage, the tilestream contains metatiles that intersect geometry
gene.add_logger()
count_metatiles = gene.counter()
if options.role == 'master': # pragma: no cover
# Put the metatiles into the SQS queue
gene.put(sqs_tilestore)
count_tiles = gene.counter()
elif options.role in ('local', 'slave', 'hash'):
if gene.layer['type'] == 'wms':
params = gene.layer['params'].copy()
if 'STYLES' not in params:
params['STYLES'] = ','.join(
gene.layer['wmts_style']
for l in gene.layer['layers'].split(','))
if gene.layer['generate_salt']:
params['SALT'] = str(random.randint(0, 999999))
params.update(dimensions)
# Get the metatile image from the WMS server
gene.get(
URLTileStore(
tilelayouts=(WMSTileLayout(
url=gene.layer['url'],
layers=gene.layer['layers'],
srs=gene.layer['grid_ref']['srs'],
format=gene.layer['mime_type'],
border=gene.layer['meta_buffer'] if meta else 0,
tilegrid=gene.get_grid()['obj'],
params=params,
), ),
headers=gene.layer['headers'],
), "Get tile from WMS")
elif gene.layer['type'] == 'mapnik': # pragma: no cover
from tilecloud.store.mapnik_ import MapnikTileStore
from tilecloud_chain.mapnik_ import MapnikDropActionTileStore
grid = gene.get_grid()
if gene.layer['output_format'] == 'grid':
count_tiles = gene.counter()
gene.get(
MapnikDropActionTileStore(
tilegrid=grid['obj'],
mapfile=gene.layer['mapfile'],
image_buffer=gene.layer['meta_buffer']
if meta else 0,
data_buffer=gene.layer['data_buffer'],
output_format=gene.layer['output_format'],
resolution=gene.layer['resolution'],
layers_fields=gene.layer['layers_fields'],
drop_empty_utfgrid=gene.
layer['drop_empty_utfgrid'],
store=cache_tilestore,
queue_store=sqs_tilestore,
count=count_tiles_dropped,
proj4_literal=grid['proj4_literal'],
), "Create Mapnik grid tile")
else:
gene.get(
MapnikTileStore(
tilegrid=grid['obj'],
mapfile=gene.layer['mapfile'],
image_buffer=gene.layer['meta_buffer']
if meta else 0,
data_buffer=gene.layer['data_buffer'],
output_format=gene.layer['output_format'],
proj4_literal=grid['proj4_literal'],
), "Create Mapnik tile")
def wrong_content_type_to_error(tile):
if tile is not None and tile.content_type is not None \
and tile.content_type.find("image/") != 0:
if tile.content_type.find(
"application/vnd.ogc.se_xml") == 0:
tile.error = "WMS server error: %s" % (
self._re_rm_xml_tag.sub(
'',
tile.data.decode('utf-8')
if PY3 else tile.data))
else: # pragma: no cover
tile.error = "%s is not an image format, error: %s" % (
tile.content_type, tile.data)
return tile
gene.imap(wrong_content_type_to_error)
# Handle errors
gene.add_error_filters()
if meta:
if options.role == 'hash':
gene.imap(HashLogger('empty_metatile_detection'))
elif not options.near:
# Discard tiles with certain content
if 'empty_metatile_detection' in gene.layer:
empty_tile = gene.layer['empty_metatile_detection']
gene.imap(
HashDropper(
empty_tile['size'],
empty_tile['hash'],
store=cache_tilestore,
queue_store=sqs_tilestore,
count=count_metatiles_dropped,
))
def add_elapsed_togenerate(metatile):
if metatile is not None:
metatile.elapsed_togenerate = metatile.tilecoord.n**2
return True
return False # pragma: no cover
gene.ifilter(add_elapsed_togenerate)
# Split the metatile image into individual tiles
gene.add_metatile_splitter()
gene.imap(Logger(logger, logging.INFO, '%(tilecoord)s'))
# Handle errors
gene.add_error_filters()
if gene.layer['type'] != 'mapnik' or gene.layer[
'output_format'] != 'grid':
count_tiles = gene.counter()
if 'pre_hash_post_process' in gene.layer: # pragma: no cover
gene.process(gene.layer['pre_hash_post_process'])
if options.role == 'hash':
gene.imap(HashLogger('empty_tile_detection'))
elif not options.near:
# Discard tiles with certain content
if 'empty_tile_detection' in gene.layer:
empty_tile = gene.layer['empty_tile_detection']
gene.imap(
HashDropper(
empty_tile['size'],
empty_tile['hash'],
store=cache_tilestore,
queue_store=sqs_tilestore,
count=count_tiles_dropped,
))
gene.process()
else: # pragma: no cover
count_tiles = gene.counter()
if options.role in ('local', 'slave'):
gene.add_error_filters()
gene.ifilter(DropEmpty(gene))
count_tiles_stored = gene.counter(size=True)
if options.time:
def log_size(tile):
sys.stdout.write('size: %i\n' % len(tile.data))
return tile
gene.imap(log_size)
gene.put(cache_tilestore, "Store the tile")
gene.add_error_filters()
if options.generated_tiles_file: # pragma: no cover
generated_tiles_file = open(options.generated_tiles_file, 'a')
def do(tile):
generated_tiles_file.write('%s\n' % (tile.tilecoord, ))
return tile
gene.imap(do)
if options.role == 'slave': # pragma: no cover
if meta:
def decr_tile_in_metatile(tile):
tile.metatile.elapsed_togenerate -= 1
if tile.metatile.elapsed_togenerate == 0:
sqs_tilestore.delete_one(tile.metatile)
return True
gene.ifilter(decr_tile_in_metatile)
else:
gene.delete(sqs_tilestore)
message = []
if options.time is not None:
class LogTime:
n = 0
t1 = None
def __call__(self, tile):
self.n += 1
if self.n == options.time:
self.t1 = datetime.now()
elif self.n == 2 * options.time:
t2 = datetime.now()
d = (t2 - self.t1) / options.time
sys.stdout.write(
'time: %i\n' %
((d.days * 24 * 3600 + d.seconds) * 1000000 +
d.microseconds))
return tile
gene.imap(LogTime())
gene.consume(options.time * 3)
else:
gene.consume()
message = [
"The tile generation of layer '{}{}' is finish".format(
gene.layer['name'], "" if len(dimensions) == 0
or gene.layer['type'] != 'wms' else " (%s)" %
", ".join(["=".join(d) for d in dimensions.items()])),
]
if options.role == "master": # pragma: no cover
message.append("Nb of generated jobs: {}".format(
count_tiles.nb))
else:
if meta:
message += [
"Nb generated metatiles: {}".format(
count_metatiles.nb),
"Nb metatiles dropped: {}".format(
count_metatiles_dropped.nb),
]
message += [
"Nb generated tiles: {}".format(count_tiles.nb),
"Nb tiles dropped: {}".format(count_tiles_dropped.nb),
]
if options.role in ('local', 'slave'):
message += [
"Nb tiles stored: {}".format(count_tiles_stored.nb),
"Nb tiles in error: {}".format(gene.error),
"Total time: {}".format(duration_format(
gene.duration)),
]
if count_tiles_stored.nb != 0:
message.append("Total size: {}".format(
size_format(count_tiles_stored.size)))
if count_tiles.nb != 0:
message.append("Time per tile: {:0.0f} ms".format(
(gene.duration / count_tiles.nb * 1000).seconds))
if count_tiles_stored.nb != 0:
message.append("Size per tile: {:0.0f} o".format(
count_tiles_stored.size / count_tiles_stored.nb))
if not options.quiet and options.role in ('local', 'slave'):
print("\n".join(message) + "\n")
if cache_tilestore is not None and hasattr(cache_tilestore,
'connection'):
cache_tilestore.connection.close()
if options.role != 'hash' and options.time is None and 'sns' in gene.config: # pragma: no cover
if 'region' in gene.config['sns']:
connection = sns.connect_to_region(
gene.config['sns']['region'])
else:
connection = boto.connect_sns()
sns_message = [message[0]]
sns_message += [
"Layer: {}".format(gene.layer['name']),
"Role: {}".format(options.role),
"Host: {}".format(socket.getfqdn()),
"Command: {}".format(' '.join([quote(arg)
for arg in sys.argv])),
]
sns_message += message[1:]
connection.publish(
gene.config['sns']['topic'], "\n".join(sns_message),
"Tile generation (%(layer)s - %(role)s)" % {
'role': options.role,
'layer': gene.layer['name']
})
def _get_tilestore_for_layer(self, layer) -> Optional[TileStore]:
if layer["type"] == "wms":
params = layer["params"].copy()
if "STYLES" not in params:
params["STYLES"] = ",".join(
layer["wmts_style"] for _ in layer["layers"].split(","))
if layer["generate_salt"]:
params["SALT"] = str(random.randint(0, 999999))
# Get the metatile image from the WMS server
return URLTileStore(
tilelayouts=(WMSTileLayout(
url=layer["url"],
layers=layer["layers"],
srs=layer["grid_ref"]["srs"],
format=layer["mime_type"],
border=layer["meta_buffer"]
if layer.get("meta", False) else 0,
tilegrid=self._gene.get_grid(layer)["obj"],
params=params,
), ),
headers=layer["headers"],
)
elif layer["type"] == "mapnik": # pragma: no cover
try:
from tilecloud.store.mapnik_ import MapnikTileStore # pylint: disable=import-outside-toplevel
from tilecloud_chain.mapnik_ import ( # pylint: disable=import-outside-toplevel
MapnikDropActionTileStore, )
except ImportError:
if os.environ.get("CI", "FALSE") == "FALSE": # pragma nocover
logger.error("Mapnik is not available", exc_info=True)
return None
grid = self._gene.get_grid(layer)
if layer["output_format"] == "grid":
return MapnikDropActionTileStore(
tilegrid=grid["obj"],
mapfile=layer["mapfile"],
image_buffer=layer["meta_buffer"]
if layer.get("meta") else 0,
data_buffer=layer["data_buffer"],
output_format=layer["output_format"],
resolution=layer["resolution"],
layers_fields=layer["layers_fields"],
drop_empty_utfgrid=layer["drop_empty_utfgrid"],
store=self._cache_tilestore,
queue_store=self._queue_tilestore,
count=[self._count_tiles, self._count_tiles_dropped],
proj4_literal=grid["proj4_literal"],
)
else:
return MapnikTileStore(
tilegrid=grid["obj"],
mapfile=layer["mapfile"],
image_buffer=layer["meta_buffer"]
if layer.get("meta") else 0,
data_buffer=layer["data_buffer"],
output_format=layer["output_format"],
proj4_literal=grid["proj4_literal"],
)
return None
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.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')
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore(
(
TemplateTileLayout(f"http://{server!s}.tile.stamen.com/toner/%(z)d/%(x)d/%(y)d.png")
for server in "abcd"
),
attribution='Map tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.',
content_type="image/png",
)
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore(
(TemplateTileLayout(
'http://%s.tile.openstreetmap.org/%%(z)d/%%(x)d/%%(y)d.png' % server)
for server in 'abc'),
attribution='© OpenStreetMap contributors, CC-BY-SA',
content_type='image/png')
from tilecloud.layout.template import TemplateTileLayout
from tilecloud.store.url import URLTileStore
tilestore = URLTileStore((TemplateTileLayout(
'http://datahive.minedata.cn/mergeddata/Villtown,Road,Railway,Ptline,Adminflag,Poi,Annotation,Worldannotation/%(z)d/%(x)d/%(y)d?token=449ba822788c46bea9f90dfba48e5269&solu=4024'
.format(server)) for server in 'abc'),
attribution='© Minedata contributors, willmap',
content_type='image/pbf')
def load(name, allows_no_contenttype=False): # 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), ),
allows_no_contenttype=allows_no_contenttype)
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")
