def install_package(name, version, dest_directory, npm_directory):
if is_recognized_github_uri(version):
# In the GitHub URI case, the files are already unzipped.
package_dir = find_dir_for_github_uri(version, npm_directory)
shutil.copytree(package_dir, dest_directory)
else:
available_versions = find_available_versions(name, npm_directory)
semver_range = version if version != 'latest' else '*'
matching_versions = find_version_in_range(available_versions, semver_range)
if not matching_versions:
raise Exception('No package found for %s@%s' % (name, version))
# In the common case, package_dir contains two entries:
# - package.tgz
# - package/package.json
package_dir = os.path.join(npm_directory, name, matching_versions[-1])
# The package.tgz has one root entry, package/, which contains all of the package contents.
#
# In practice, I have seen one exception, which is [email protected] (and other versions of defs)
# where the root folder is named "defs" instead of "package".
tgz = os.path.join(package_dir, 'package.tgz')
temp_dir = tempfile.mkdtemp()
subprocess.check_call(['tar', '-xzf', tgz], cwd=temp_dir)
tar_folder = os.listdir(temp_dir)[0]
shutil.move(os.path.join(temp_dir, tar_folder), dest_directory)
shutil.rmtree(temp_dir)
def write_dependencies(self, output_dir):
package_to_version_set = {}
for config in self._package_manager.get_configs():
src_path = config['packageRootAbsolutePath']
package_json = os.path.join(src_path, 'package.json')
self._process_package_json(
package_json,
package_to_version_set,
include_dev_dependencies=config['includeDevDependencies'])
# Write deps based on package_to_version_set.
# Leveraging semver from npm makes this fairly straightforward.
for package, versions in package_to_version_set.items():
package_dir = os.path.join(self._dot_npm_directory, package)
if not os.path.isdir(package_dir):
raise Exception(
'ERROR: Could not find directory for package %s at %s' %
(package, package_dir))
available_versions = os.listdir(package_dir)
for version in versions:
if is_recognized_github_uri(version):
add_github_uri_to_output_dir(version, output_dir, package)
continue
semver_range = version if version != 'latest' else '*'
matching_versions = find_version_in_range(
available_versions, semver_range)
if not matching_versions:
# Note that there are other valid version formats, such as local dependencies
# and URL formats that we have not added logic for
# (https://docs.npmjs.com/files/package.json#git-urls-as-dependencies).
# Currently, we can get away with this because these formats are not used by our
# transitive dependencies, so we may have to expand what we support in the
# future.
raise Exception('No package found for %s@%s' %
(package, version))
else:
# By default, we pick the newest version available.
desired_version = matching_versions[-1]
if version == 'latest':
logging.warn(
'Warning: choosing "latest" among what is locally available for %s: (%s).',
package, desired_version)
src_dir = os.path.join(package_dir, desired_version)
dest_dir = os.path.join(output_dir, package,
desired_version)
if not os.path.isdir(dest_dir):
mkdirs(os.path.dirname(dest_dir))
shutil.copytree(src_dir, dest_dir)
def write_dependencies(self, output_dir):
package_to_version_set = {}
for config in self._package_manager.get_configs():
if config.get('excludeFromRelease', False):
continue
src_path = config['packageRootAbsolutePath']
package_json = os.path.join(src_path, 'package.json')
self._process_package_json(package_json,
package_to_version_set,
include_dev_dependencies=config['includeDevDependencies'])
# Write deps based on package_to_version_set.
# Leveraging semver from npm makes this fairly straightforward.
for package, versions in package_to_version_set.items():
package_dir = os.path.join(self._dot_npm_directory, package)
if not os.path.isdir(package_dir):
raise Exception('ERROR: Could not find directory for package %s at %s' % (package, package_dir))
available_versions = os.listdir(package_dir)
for version in versions:
if is_recognized_github_uri(version):
add_github_uri_to_output_dir(version, output_dir, package)
continue
semver_range = version if version != 'latest' else '*'
matching_versions = find_version_in_range(available_versions, semver_range)
if not matching_versions:
# Note that there are other valid version formats, such as local dependencies
# and URL formats that we have not added logic for
# (https://docs.npmjs.com/files/package.json#git-urls-as-dependencies).
# Currently, we can get away with this because these formats are not used by our
# transitive dependencies, so we may have to expand what we support in the
# future.
raise Exception('No package found for %s@%s' % (package, version))
else:
# By default, we pick the newest version available.
desired_version = matching_versions[-1]
if version == 'latest':
logging.warn(
'Warning: choosing "latest" among what is locally available for %s: (%s).',
package,
desired_version)
src_dir = os.path.join(package_dir, desired_version)
dest_dir = os.path.join(output_dir, package, desired_version)
if not os.path.isdir(dest_dir):
mkdirs(os.path.dirname(dest_dir))
shutil.copytree(src_dir, dest_dir)
