142 lines
5.2 KiB
Python
142 lines
5.2 KiB
Python
# ***** BEGIN GPL LICENSE BLOCK *****
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ***** END GPL LICENCE BLOCK *****
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#
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# (c) 2018, Blender Foundation - Sybren A. Stüvel
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"""Create a BAT-pack for the given blend file."""
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import logging
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import pathlib
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import sys
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import typing
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import blender_asset_tracer.pack.transfer
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from blender_asset_tracer import pack
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log = logging.getLogger(__name__)
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def add_parser(subparsers):
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"""Add argparser for this subcommand."""
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parser = subparsers.add_parser('pack', help=__doc__)
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parser.set_defaults(func=cli_pack)
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parser.add_argument('blendfile', type=pathlib.Path)
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parser.add_argument('target', type=pathlib.Path)
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parser.add_argument('-p', '--project', type=pathlib.Path,
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help='Root directory of your project. Paths to below this directory are '
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'kept in the BAT Pack as well, whereas references to assets from '
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'outside this directory will have to be rewitten. The blend file MUST '
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'be inside the project directory. If this option is ommitted, the '
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'directory containing the blend file is taken as the project '
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'directoy.')
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parser.add_argument('-n', '--noop', default=False, action='store_true',
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help="Don't copy files, just show what would be done.")
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parser.add_argument('-e', '--exclude', nargs='*', default='',
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help="Space-separated list of glob patterns (like '*.abc') to exclude.")
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def cli_pack(args):
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bpath, ppath, tpath = paths_from_cli(args)
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with create_packer(args, bpath, ppath, tpath) as packer:
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packer.strategise()
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try:
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packer.execute()
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except blender_asset_tracer.pack.transfer.FileTransferError as ex:
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log.error("%d files couldn't be copied, starting with %s",
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len(ex.files_remaining), ex.files_remaining[0])
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raise SystemExit(1)
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def create_packer(args, bpath: pathlib.Path, ppath: pathlib.Path,
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tpath: pathlib.Path) -> pack.Packer:
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if str(tpath).startswith('s3:/'):
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if args.noop:
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raise ValueError('S3 uploader does not support no-op.')
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packer = create_s3packer(bpath, ppath, tpath)
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else:
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packer = pack.Packer(bpath, ppath, tpath, args.noop)
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if args.exclude:
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# args.exclude is a list, due to nargs='*', so we have to split and flatten.
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globs = [glob
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for globs in args.exclude
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for glob in globs.split()]
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log.info('Excluding: %s', ', '.join(repr(g) for g in globs))
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packer.exclude(*globs)
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return packer
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def create_s3packer(bpath, ppath, tpath) -> pack.Packer:
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from blender_asset_tracer.pack import s3
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# Split the target path into 's3:/', hostname, and actual target path
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parts = tpath.parts
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endpoint = parts[1]
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tpath = pathlib.Path(*tpath.parts[2:])
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log.info('Uploading to S3-compatible storage %s at %s', endpoint, tpath)
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return s3.S3Packer(bpath, ppath, tpath, endpoint=endpoint)
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def paths_from_cli(args) -> typing.Tuple[pathlib.Path, pathlib.Path, pathlib.Path]:
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"""Return paths to blendfile, project, and pack target.
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Calls sys.exit() if anything is wrong.
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"""
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bpath = args.blendfile
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if not bpath.exists():
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log.critical('File %s does not exist', bpath)
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sys.exit(3)
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if bpath.is_dir():
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log.critical('%s is a directory, should be a blend file')
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sys.exit(3)
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tpath = args.target
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if tpath.exists() and not tpath.is_dir():
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log.critical('Target %s exists and is not a directory', tpath)
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sys.exit(4)
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if args.project is None:
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ppath = bpath.absolute().parent
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log.warning('No project path given, using %s', ppath)
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else:
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ppath = args.project
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if not ppath.exists():
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log.critical('Project directory %s does not exist', ppath)
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sys.exit(5)
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ppath = ppath.absolute().resolve()
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if not ppath.is_dir():
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log.warning('Project path %s is not a directory; using the parent %s', ppath, ppath.parent)
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ppath = ppath.parent
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try:
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bpath.absolute().relative_to(ppath)
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except ValueError:
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log.critical('Project directory %s does not contain blend file %s',
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args.project, bpath.absolute())
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sys.exit(5)
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log.info('Blend file to pack: %s', bpath)
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log.info('Project path: %s', ppath)
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log.info('Pack will be created in: %s', tpath)
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return bpath, ppath, tpath
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