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# frozen_string_literal: true
module LicenseFinder
class Pip
def current_packages
return legacy_results unless virtual_env?
dependencies = python.pip_licenses(detection_path: detected_package_path)
dependencies.any? ? dependencies : legacy_results
end
def possible_package_paths
path = project_path || Pathname.pwd
[
path.join(@requirements_path),
path.join('setup.py')
]
end
def prepare
return install_packages if detected_package_path == @requirements_path
requirements_path = detected_package_path.dirname.join('requirements.txt')
requirements_path.write('.') unless requirements_path.exist?
install_packages
end
private
def python
@python ||= ::License::Management::Python.new
end
def install_packages
within_project_path do
shell.execute(['virtualenv -p', python_executable, '--activators=bash --seeder=app-data .venv'])
shell.sh([". .venv/bin/activate", "&&", pip_install_command], env: python.default_env)
end
end
def pip_install_command
[:pip, :install, '-v', '-i', python.pip_index_url, '-r', @requirements_path]
end
def python_executable
'"$(asdf where python)/bin/python"'
end
def virtual_env?
within_project_path { File.exist?('.venv/bin/activate') }
end
def legacy_results
pip_output.map do |name, version, _children, _location|
spec = PyPI.definition(name, version)
Dependency.new(
'Pip',
name,
version,
description: spec['description'],
detection_path: detected_package_path,
homepage: spec['home_page'],
spec_licenses: PipPackage.license_names_from_spec(spec)
)
end
end
end
end
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