music with stepper motors
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# Copyright (c) 2014-present PlatformIO <contact@platformio.org>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import re
import shutil
import tarfile
import tempfile
from platformio import fs
from platformio.package.exception import PackageException
from platformio.package.manifest.parser import ManifestFileType, ManifestParserFactory
from platformio.package.manifest.schema import ManifestSchema
from platformio.unpacker import FileUnpacker
class PackagePacker(object):
EXCLUDE_DEFAULT = [
"._*",
".DS_Store",
".git",
".hg",
".svn",
".pio",
]
INCLUDE_DEFAULT = ManifestFileType.items().values()
def __init__(self, package, manifest_uri=None):
self.package = package
self.manifest_uri = manifest_uri
def pack(self, dst=None):
tmp_dir = tempfile.mkdtemp()
try:
src = self.package
# if zip/tar.gz -> unpack to tmp dir
if not os.path.isdir(src):
with FileUnpacker(src) as fu:
assert fu.unpack(tmp_dir, silent=True)
src = tmp_dir
src = self.find_source_root(src)
manifest = self.load_manifest(src)
filename = re.sub(
r"[^\da-zA-Z\-\._]+",
"",
"{name}{system}-{version}.tar.gz".format(
name=manifest["name"],
system="-" + manifest["system"][0] if "system" in manifest else "",
version=manifest["version"],
),
)
if not dst:
dst = os.path.join(os.getcwd(), filename)
elif os.path.isdir(dst):
dst = os.path.join(dst, filename)
return self._create_tarball(
src,
dst,
include=manifest.get("export", {}).get("include"),
exclude=manifest.get("export", {}).get("exclude"),
)
finally:
shutil.rmtree(tmp_dir)
@staticmethod
def load_manifest(src):
mp = ManifestParserFactory.new_from_dir(src)
return ManifestSchema().load_manifest(mp.as_dict())
def find_source_root(self, src):
if self.manifest_uri:
mp = (
ManifestParserFactory.new_from_file(self.manifest_uri[5:])
if self.manifest_uri.startswith("file:")
else ManifestParserFactory.new_from_url(self.manifest_uri)
)
manifest = ManifestSchema().load_manifest(mp.as_dict())
include = manifest.get("export", {}).get("include", [])
if len(include) == 1:
if not os.path.isdir(os.path.join(src, include[0])):
raise PackageException(
"Non existing `include` directory `%s` in a package"
% include[0]
)
return os.path.join(src, include[0])
for root, _, __ in os.walk(src):
if ManifestFileType.from_dir(root):
return root
return src
def _create_tarball(self, src, dst, include=None, exclude=None):
# remap root
if (
include
and len(include) == 1
and os.path.isdir(os.path.join(src, include[0]))
):
src = os.path.join(src, include[0])
include = None
src_filters = self.compute_src_filters(include, exclude)
with tarfile.open(dst, "w:gz") as tar:
for f in fs.match_src_files(src, src_filters, followlinks=False):
tar.add(os.path.join(src, f), f)
return dst
def compute_src_filters(self, include, exclude):
result = ["+<%s>" % p for p in include or ["*", ".*"]]
result += ["-<%s>" % p for p in exclude or []]
result += ["-<%s>" % p for p in self.EXCLUDE_DEFAULT]
# automatically include manifests
result += ["+<%s>" % p for p in self.INCLUDE_DEFAULT]
return result