| # Copyright 1999-2009 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| # $Id$ |
| |
| import portage |
| |
| def visible(pkgsettings, pkg, ignore=None): |
| """ |
| Check if a package is visible. This can raise an InvalidDependString |
| exception if LICENSE is invalid. |
| TODO: optionally generate a list of masking reasons |
| @rtype: Boolean |
| @returns: True if the package is visible, False otherwise. |
| """ |
| if not pkg.metadata["SLOT"]: |
| return False |
| if not pkg.installed: |
| if pkg.invalid: |
| return False |
| if not pkgsettings._accept_chost(pkg.cpv, pkg.metadata): |
| return False |
| eapi = pkg.metadata["EAPI"] |
| if not portage.eapi_is_supported(eapi): |
| return False |
| if not pkg.installed: |
| if portage._eapi_is_deprecated(eapi): |
| return False |
| if pkgsettings._getMissingKeywords(pkg.cpv, pkg.metadata): |
| return False |
| try: |
| if pkgsettings._getMissingProperties(pkg.cpv, pkg.metadata): |
| return False |
| except portage.exception.InvalidDependString: |
| return False |
| if pkgsettings._getMaskAtom(pkg.cpv, pkg.metadata): |
| return False |
| if pkgsettings._getProfileMaskAtom(pkg.cpv, pkg.metadata): |
| return False |
| try: |
| if pkgsettings._getMissingLicenses(pkg.cpv, pkg.metadata): |
| if ignore is None or 'LICENSE' not in ignore: |
| return False |
| except portage.exception.InvalidDependString: |
| return False |
| return True |
