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#!/usr/bin/python2
#
# Copyright(c) 2004, Karl Trygve Kalleberg <karltk@gentoo.org>
# Copyright(c) 2009, Gentoo Foundation
#
# Licensed under the GNU General Public License, v2
#
# $Header$
import portage
from gentoolkit import *
from package import *
from pprinter import print_warn
try:
from portage.util import unique_array
except ImportError:
from portage_util import unique_array
def find_packages(search_key, masked=False):
"""Returns a list of Package objects that matched the search key."""
try:
if masked:
t = portage.db["/"]["porttree"].dbapi.xmatch("match-all", search_key)
t += portage.db["/"]["vartree"].dbapi.match(search_key)
else:
t = portage.db["/"]["porttree"].dbapi.match(search_key)
t += portage.db["/"]["vartree"].dbapi.match(search_key)
# catch the "amgigous package" Exception
except ValueError, e:
if isinstance(e[0],list):
t = []
for cp in e[0]:
if masked:
t += portage.db["/"]["porttree"].dbapi.xmatch("match-all", cp)
t += portage.db["/"]["vartree"].dbapi.match(cp)
else:
t += portage.db["/"]["porttree"].dbapi.match(cp)
t += portage.db["/"]["vartree"].dbapi.match(cp)
else:
raise ValueError(e)
except portage_exception.InvalidAtom, e:
print_warn("Invalid Atom: '%s'" % str(e))
return []
# Make the list of packages unique
t = unique_array(t)
t.sort()
return [Package(x) for x in t]
def find_installed_packages(search_key, masked=False):
"""Returns a list of Package objects that matched the search key."""
try:
t = portage.db["/"]["vartree"].dbapi.match(search_key)
# catch the "amgigous package" Exception
except ValueError, e:
if isinstance(e[0],list):
t = []
for cp in e[0]:
t += portage.db["/"]["vartree"].dbapi.match(cp)
else:
raise ValueError(e)
except portage_exception.InvalidAtom, e:
print_warn("Invalid Atom: '%s'" % str(e))
return []
return [Package(x) for x in t]
def find_best_match(search_key):
"""Returns a Package object for the best available candidate that
matched the search key."""
t = portage.db["/"]["porttree"].dep_bestmatch(search_key)
if t:
return Package(t)
return None
def find_system_packages(prefilter=None):
"""Returns a tuple of lists, first list is resolved system packages,
second is a list of unresolved packages."""
pkglist = settings.packages
resolved = []
unresolved = []
for x in pkglist:
cpv = x.strip()
if len(cpv) and cpv[0] == "*":
pkg = find_best_match(cpv)
if pkg:
resolved.append(pkg)
else:
unresolved.append(cpv)
return (resolved, unresolved)
def find_world_packages(prefilter=None):
"""Returns a tuple of lists, first list is resolved world packages,
seond is unresolved package names."""
f = open(portage.root+portage.WORLD_FILE)
pkglist = f.readlines()
resolved = []
unresolved = []
for x in pkglist:
cpv = x.strip()
if len(cpv) and cpv[0] != "#":
pkg = find_best_match(cpv)
if pkg:
resolved.append(pkg)
else:
unresolved.append(cpv)
return (resolved,unresolved)
def find_all_installed_packages(prefilter=None):
"""Returns a list of all installed packages, after applying the prefilter
function"""
t = vartree.dbapi.cpv_all()
if prefilter:
t = filter(prefilter,t)
return [Package(x) for x in t]
def find_all_uninstalled_packages(prefilter=None):
"""Returns a list of all uninstalled packages, after applying the prefilter
function"""
alist = find_all_packages(prefilter)
return [x for x in alist if not x.is_installed()]
def find_all_packages(prefilter=None):
"""Returns a list of all known packages, installed or not, after applying
the prefilter function"""
t = porttree.dbapi.cp_all()
t += vartree.dbapi.cp_all()
if prefilter:
t = filter(prefilter,t)
t = unique_array(t)
t2 = []
for x in t:
t2 += porttree.dbapi.cp_list(x)
t2 += vartree.dbapi.cp_list(x)
t2 = unique_array(t2)
return [Package(x) for x in t2]
def split_package_name(name):
"""Returns a list on the form [category, name, version, revision]. Revision will
be 'r0' if none can be inferred. Category and version will be empty, if none can
be inferred."""
r = portage.catpkgsplit(name)
if not r:
r = name.split("/")
if len(r) == 1:
return ["", name, "", "r0"]
else:
return r + ["", "r0"]
else:
r = list(r)
if r[0] == 'null':
r[0] = ''
return r
def sort_package_list(pkglist):
"""Returns the list ordered in the same way portage would do with lowest version
at the head of the list."""
pkglist.sort(Package.compare_version)
return pkglist
if __name__ == "__main__":
print "This module is for import only"
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