Function get_alpine_license_detection

src/packagedcode/alpine.py:1387–1417

Return an ApkLicenseDetection from a ``declared`` license text

(declared)

def get_alpine_license_detection(declared):
    """
    Return an ApkLicenseDetection from a ``declared`` license text
    """
    # cleaning first to fix syntax quirks and try to get something we can parse
    cleaned_license = normalize_and_cleanup_declared_license(declared)
    if not cleaned_license:
        return None

    # then we apply mappings for known non-standard symbols.
    # the output should be a proper SPDX expression
    mapped_license = apply_expressions_mapping(cleaned_license)

    # Finally perform SPDX expressions detection: Alpine uses mostly SPDX, but
    # with some quirks such as some non standard symbols (in addition to the
    # non-standard syntax)
    extra_licenses = {}
    expression_symbols = get_license_symbols(extra_licenses=extra_licenses)

    license_detections, license_expression = get_license_detections_and_expression(
        extracted_license_statement=mapped_license,
        expression_symbols=expression_symbols,
    )

    return ApkLicenseDetection(
        declared_license=declared,
        cleaned_license=cleaned_license,
        mapped_license=mapped_license,
        license_expression=license_expression,
        license_detections=license_detections,
    )


def detect_declared_license(declared):