def export_command(args=None):
parser = optparse.OptionParser("%prog grids [options] mapproxy_conf")
parser.add_option("-f",
"--mapproxy-conf",
dest="mapproxy_conf",
help="MapProxy configuration")
parser.add_option(
"-q",
"--quiet",
action="count",
dest="quiet",
default=0,
help=
"reduce number of messages to stdout, repeat to disable progress output"
)
parser.add_option("--source",
dest="source",
help="source to export (source or cache)")
parser.add_option(
"--grid",
help="grid for export. either the name of an existing grid or "
"the grid definition as a string")
parser.add_option("--dest",
help="destination of the export (directory or filename)")
parser.add_option("--type", help="type of the export format")
parser.add_option("--levels", help="levels to export: e.g 1,2,3 or 1..10")
parser.add_option(
"--fetch-missing-tiles",
dest="fetch_missing_tiles",
action='store_true',
default=False,
help="if missing tiles should be fetched from the sources")
parser.add_option(
"--force",
action='store_true',
default=False,
help="overwrite/append to existing --dest files/directories")
parser.add_option("-n",
"--dry-run",
action="store_true",
default=False,
help="do not export, just print output")
parser.add_option("-c",
"--concurrency",
type="int",
dest="concurrency",
default=1,
help="number of parallel export processes")
parser.add_option(
"--coverage",
help="the coverage for the export as a BBOX string, WKT file "
"or OGR datasource")
parser.add_option("--srs", help="the SRS of the coverage")
parser.add_option("--where", help="filter for OGR coverages")
from mapproxy.script.util import setup_logging
import logging
setup_logging(logging.WARN)
if args:
args = args[1:] # remove script name
(options, args) = parser.parse_args(args)
if not options.mapproxy_conf:
if len(args) != 1:
parser.print_help()
sys.exit(1)
else:
options.mapproxy_conf = args[0]
required_options = ['mapproxy_conf', 'grid', 'source', 'dest', 'levels']
for required in required_options:
if not getattr(options, required):
print('ERROR: missing required option --%s' %
required.replace('_', '-'),
file=sys.stderr)
parser.print_help()
sys.exit(1)
try:
conf = load_configuration(options.mapproxy_conf)
except IOError as e:
print('ERROR: ',
"%s: '%s'" % (e.strerror, e.filename),
file=sys.stderr)
sys.exit(2)
except ConfigurationError as e:
print(e, file=sys.stderr)
print('ERROR: invalid configuration (see above)', file=sys.stderr)
sys.exit(2)
if '=' in options.grid:
try:
grid_conf = parse_grid_definition(options.grid)
except ValidationError as ex:
print('ERROR: invalid grid configuration', file=sys.stderr)
for error in ex.errors:
print(' ', error, file=sys.stderr)
sys.exit(2)
except ValueError:
print('ERROR: invalid grid configuration', file=sys.stderr)
sys.exit(2)
options.grid = 'tmp_mapproxy_export_grid'
grid_conf['name'] = options.grid
custom_grid = True
conf.grids[options.grid] = GridConfiguration(grid_conf, conf)
else:
custom_grid = False
if os.path.exists(options.dest) and not options.force:
print('ERROR: destination exists, remove first or use --force',
file=sys.stderr)
sys.exit(2)
cache_conf = {
'name': 'export',
'grids': [options.grid],
'sources': [options.source],
}
if options.type == 'mbtile':
cache_conf['cache'] = {
'type': 'mbtiles',
'filename': options.dest,
}
elif options.type == 'sqlite':
cache_conf['cache'] = {
'type': 'sqlite',
'directory': options.dest,
}
elif options.type == 'geopackage':
cache_conf['cache'] = {
'type': 'geopackage',
'filename': options.dest,
}
elif options.type == 'compact-v1':
cache_conf['cache'] = {
'type': 'compact',
'version': 1,
'directory': options.dest,
}
elif options.type == 'compact-v2':
cache_conf['cache'] = {
'type': 'compact',
'version': 2,
'directory': options.dest,
}
elif options.type in ('tc', 'mapproxy'):
cache_conf['cache'] = {
'type': 'file',
'directory': options.dest,
}
elif options.type == 'arcgis':
cache_conf['cache'] = {
'type': 'file',
'directory_layout': 'arcgis',
'directory': options.dest,
}
elif options.type in ('tms', None): # default
cache_conf['cache'] = {
'type': 'file',
'directory_layout': 'tms',
'directory': options.dest,
}
else:
print('ERROR: unsupported --type %s' % (options.type, ),
file=sys.stderr)
sys.exit(2)
if not options.fetch_missing_tiles:
for source in conf.sources.values():
source.conf['seed_only'] = True
tile_grid, extent, mgr = CacheConfiguration(cache_conf, conf).caches()[0]
levels = parse_levels(options.levels)
if levels[-1] >= tile_grid.levels:
print('ERROR: destination grid only has %d levels' % tile_grid.levels,
file=sys.stderr)
sys.exit(2)
if options.srs:
srs = SRS(options.srs)
else:
srs = tile_grid.srs
if options.coverage:
seed_coverage = load_coverage(
{
'datasource': options.coverage,
'srs': srs,
'where': options.where
},
base_path=os.getcwd())
else:
seed_coverage = BBOXCoverage(tile_grid.bbox, tile_grid.srs)
if not supports_tiled_access(mgr):
print(
'WARN: grids are incompatible. needs to scale/reproject tiles for export.',
file=sys.stderr)
md = dict(name='export',
cache_name='cache',
grid_name=options.grid,
dest=options.dest)
task = SeedTask(md, mgr, levels, 1, seed_coverage)
print(format_export_task(task, custom_grid=custom_grid))
logger = ProgressLog(verbose=options.quiet == 0, silent=options.quiet >= 2)
try:
seed_task(task,
progress_logger=logger,
dry_run=options.dry_run,
concurrency=options.concurrency)
except KeyboardInterrupt:
print('stopping...', file=sys.stderr)
sys.exit(2)
if '=' in options.grid:
try:
grid_conf = parse_grid_definition(options.grid)
except ValidationError, ex:
print >>sys.stderr, 'ERROR: invalid grid configuration'
for error in ex.errors:
print >>sys.stderr, ' ', error
sys.exit(2)
except ValueError:
print >>sys.stderr, 'ERROR: invalid grid configuration'
sys.exit(2)
options.grid = 'tmp_mapproxy_export_grid'
grid_conf['name'] = options.grid
custom_grid = True
conf.grids[options.grid] = GridConfiguration(grid_conf, conf)
else:
custom_grid = False
if os.path.exists(options.dest) and not options.force:
print >>sys.stderr, 'ERROR: destination exists, remove first or use --force'
sys.exit(2)
cache_conf = {
'name': 'export',
'grids': [options.grid],
'sources': [options.source],
}
if options.type == 'mbtile':
cache_conf['cache'] = {