def handle(config, options, args):
if len(args) == 2:
iface = config.iface_cache.get_interface(model.canonical_iface_uri(args[0]))
feed_url = args[1]
feed_import = add_feed.find_feed_import(iface, feed_url)
if not feed_import:
raise SafeException(_('Interface %(interface)s has no feed %(feed)s') %
{'interface': iface.uri, 'feed': feed_url})
iface.extra_feeds.remove(feed_import)
writer.save_interface(iface)
elif len(args) == 1:
add_feed.handle(config, options, args, add_ok = False, remove_ok = True)
else:
raise UsageError()
def handle(config, options, args): return add_feed.handle(config, options, args, add_ok = False, remove_ok = True)
def main(command_args, config = None):
"""Act as if 0launch was run with the given arguments.
@arg command_args: array of arguments (e.g. C{sys.argv[1:]})
@type command_args: [str]
"""
# Ensure stdin, stdout and stderr FDs exist, to avoid confusion
for std in (0, 1, 2):
try:
os.fstat(std)
except OSError:
fd = os.open(os.devnull, os.O_RDONLY)
if fd != std:
os.dup2(fd, std)
os.close(fd)
parser = OptionParser(usage=_("usage: %prog [options] interface [args]\n"
" %prog --list [search-term]\n"
" %prog --import [signed-interface-files]\n"
" %prog --feed [interface]"))
parser.add_option("", "--before", help=_("choose a version before this"), metavar='VERSION')
parser.add_option("", "--command", help=_("command to select"), metavar='COMMAND')
parser.add_option("-c", "--console", help=_("never use GUI"), action='store_false', dest='gui')
parser.add_option("", "--cpu", help=_("target CPU type"), metavar='CPU')
parser.add_option("-d", "--download-only", help=_("fetch but don't run"), action='store_true')
parser.add_option("-D", "--dry-run", help=_("just print actions"), action='store_true')
parser.add_option("-f", "--feed", help=_("add or remove a feed"), action='store_true')
parser.add_option("", "--get-selections", help=_("write selected versions as XML"), action='store_true', dest='xml')
parser.add_option("-g", "--gui", help=_("show graphical policy editor"), action='store_true')
parser.add_option("-i", "--import", help=_("import from files, not from the network"), action='store_true')
parser.add_option("-l", "--list", help=_("list all known interfaces"), action='store_true')
parser.add_option("-m", "--main", help=_("name of the file to execute"))
parser.add_option("", "--message", help=_("message to display when interacting with user"))
parser.add_option("", "--not-before", help=_("minimum version to choose"), metavar='VERSION')
parser.add_option("", "--os", help=_("target operation system type"), metavar='OS')
parser.add_option("-o", "--offline", help=_("try to avoid using the network"), action='store_true')
parser.add_option("-r", "--refresh", help=_("refresh all used interfaces"), action='store_true')
parser.add_option("", "--select-only", help=_("only download the feeds"), action='store_true')
parser.add_option("", "--set-selections", help=_("run versions specified in XML file"), metavar='FILE')
parser.add_option("", "--show", help=_("show where components are installed"), action='store_true')
parser.add_option("-s", "--source", help=_("select source code"), action='store_true')
parser.add_option("-v", "--verbose", help=_("more verbose output"), action='count')
parser.add_option("-V", "--version", help=_("display version information"), action='store_true')
parser.add_option("", "--with-store", help=_("add an implementation cache"), action='append', metavar='DIR')
parser.add_option("-w", "--wrapper", help=_("execute program using a debugger, etc"), metavar='COMMAND')
parser.disable_interspersed_args()
(options, args) = parser.parse_args(command_args)
if options.verbose:
logger = logging.getLogger()
if options.verbose == 1:
logger.setLevel(logging.INFO)
else:
logger.setLevel(logging.DEBUG)
import zeroinstall
logging.info(_("Running 0launch %(version)s %(args)s; Python %(python_version)s"), {'version': zeroinstall.version, 'args': repr(args), 'python_version': sys.version})
if options.select_only or options.show:
options.download_only = True
if config is None:
config = load_config()
config.handler.dry_run = bool(options.dry_run)
if options.with_store:
from zeroinstall import zerostore
for x in options.with_store:
config.stores.stores.append(zerostore.Store(os.path.abspath(x)))
logging.info(_("Stores search path is now %s"), config.stores.stores)
if options.set_selections:
args = [options.set_selections] + args
try:
if options.list:
from zeroinstall.cmd import list
list.handle(config, options, args)
elif options.version:
import zeroinstall
print("0launch (zero-install) " + zeroinstall.version)
print("Copyright (C) 2010 Thomas Leonard")
print(_("This program comes with ABSOLUTELY NO WARRANTY,"
"\nto the extent permitted by law."
"\nYou may redistribute copies of this program"
"\nunder the terms of the GNU Lesser General Public License."
"\nFor more information about these matters, see the file named COPYING."))
elif getattr(options, 'import'):
# (import is a keyword)
cmd = __import__('zeroinstall.cmd.import', globals(), locals(), ["import"], 0)
cmd.handle(config, options, args)
elif options.feed:
from zeroinstall.cmd import add_feed
add_feed.handle(config, options, args, add_ok = True, remove_ok = True)
elif options.select_only:
from zeroinstall.cmd import select
if not options.show:
options.quiet = True
select.handle(config, options, args)
elif options.download_only or options.xml or options.show:
from zeroinstall.cmd import download
download.handle(config, options, args)
else:
if len(args) < 1:
if options.gui:
from zeroinstall import helpers
return helpers.get_selections_gui(None, [])
else:
raise UsageError()
else:
from zeroinstall.cmd import run
run.handle(config, options, args)
except NeedDownload as ex:
# This only happens for dry runs
print(ex)
except KeyboardInterrupt:
logging.info("KeyboardInterrupt")
sys.exit(1)
except UsageError:
parser.print_help()
sys.exit(1)
except SafeException as ex:
if options.verbose: raise
try:
print(unicode(ex), file=sys.stderr)
except:
print(repr(ex), file=sys.stderr)
sys.exit(1)
def main(command_args, config=None):
"""Act as if 0launch was run with the given arguments.
@arg command_args: array of arguments (e.g. C{sys.argv[1:]})
@type command_args: [str]
"""
# Ensure stdin, stdout and stderr FDs exist, to avoid confusion
for std in (0, 1, 2):
try:
os.fstat(std)
except OSError:
fd = os.open('/dev/null', os.O_RDONLY)
if fd != std:
os.dup2(fd, std)
os.close(fd)
parser = OptionParser(
usage=_("usage: %prog [options] interface [args]\n"
" %prog --list [search-term]\n"
" %prog --import [signed-interface-files]\n"
" %prog --feed [interface]"))
parser.add_option("",
"--before",
help=_("choose a version before this"),
metavar='VERSION')
parser.add_option("",
"--command",
help=_("command to select"),
metavar='COMMAND')
parser.add_option("-c",
"--console",
help=_("never use GUI"),
action='store_false',
dest='gui')
parser.add_option("", "--cpu", help=_("target CPU type"), metavar='CPU')
parser.add_option("-d",
"--download-only",
help=_("fetch but don't run"),
action='store_true')
parser.add_option("-D",
"--dry-run",
help=_("just print actions"),
action='store_true')
parser.add_option("-f",
"--feed",
help=_("add or remove a feed"),
action='store_true')
parser.add_option("",
"--get-selections",
help=_("write selected versions as XML"),
action='store_true',
dest='xml')
parser.add_option("-g",
"--gui",
help=_("show graphical policy editor"),
action='store_true')
parser.add_option("-i",
"--import",
help=_("import from files, not from the network"),
action='store_true')
parser.add_option("-l",
"--list",
help=_("list all known interfaces"),
action='store_true')
parser.add_option("-m", "--main", help=_("name of the file to execute"))
parser.add_option("",
"--message",
help=_("message to display when interacting with user"))
parser.add_option("",
"--not-before",
help=_("minimum version to choose"),
metavar='VERSION')
parser.add_option("",
"--os",
help=_("target operation system type"),
metavar='OS')
parser.add_option("-o",
"--offline",
help=_("try to avoid using the network"),
action='store_true')
parser.add_option("-r",
"--refresh",
help=_("refresh all used interfaces"),
action='store_true')
parser.add_option("",
"--select-only",
help=_("only download the feeds"),
action='store_true')
parser.add_option("",
"--set-selections",
help=_("run versions specified in XML file"),
metavar='FILE')
parser.add_option("",
"--show",
help=_("show where components are installed"),
action='store_true')
parser.add_option("-s",
"--source",
help=_("select source code"),
action='store_true')
parser.add_option("-v",
"--verbose",
help=_("more verbose output"),
action='count')
parser.add_option("-V",
"--version",
help=_("display version information"),
action='store_true')
parser.add_option("",
"--with-store",
help=_("add an implementation cache"),
action='append',
metavar='DIR')
parser.add_option("-w",
"--wrapper",
help=_("execute program using a debugger, etc"),
metavar='COMMAND')
parser.disable_interspersed_args()
(options, args) = parser.parse_args(command_args)
if options.verbose:
logger = logging.getLogger()
if options.verbose == 1:
logger.setLevel(logging.INFO)
else:
logger.setLevel(logging.DEBUG)
import zeroinstall
logging.info(
_("Running 0launch %(version)s %(args)s; Python %(python_version)s"
), {
'version': zeroinstall.version,
'args': repr(args),
'python_version': sys.version
})
if options.select_only or options.show:
options.download_only = True
if config is None:
config = load_config()
config.handler.dry_run = bool(options.dry_run)
if options.with_store:
from zeroinstall import zerostore
for x in options.with_store:
config.stores.stores.append(zerostore.Store(os.path.abspath(x)))
logging.info(_("Stores search path is now %s"), config.stores.stores)
if options.set_selections:
args = [options.set_selections] + args
try:
if options.list:
from zeroinstall.cmd import list
list.handle(config, options, args)
elif options.version:
import zeroinstall
print("0launch (zero-install) " + zeroinstall.version)
print("Copyright (C) 2010 Thomas Leonard")
print(
_("This program comes with ABSOLUTELY NO WARRANTY,"
"\nto the extent permitted by law."
"\nYou may redistribute copies of this program"
"\nunder the terms of the GNU Lesser General Public License."
"\nFor more information about these matters, see the file named COPYING."
))
elif getattr(options, 'import'):
# (import is a keyword)
cmd = __import__('zeroinstall.cmd.import', globals(), locals(),
["import"], 0)
cmd.handle(config, options, args)
elif options.feed:
from zeroinstall.cmd import add_feed
add_feed.handle(config, options, args, add_ok=True, remove_ok=True)
elif options.select_only:
from zeroinstall.cmd import select
if not options.show:
options.quiet = True
select.handle(config, options, args)
elif options.download_only or options.xml or options.show:
from zeroinstall.cmd import download
download.handle(config, options, args)
else:
if len(args) < 1:
if options.gui:
from zeroinstall import helpers
return helpers.get_selections_gui(None, [])
else:
raise UsageError()
else:
from zeroinstall.cmd import run
run.handle(config, options, args)
except NeedDownload as ex:
# This only happens for dry runs
print(ex)
except KeyboardInterrupt:
logging.info("KeyboardInterrupt")
sys.exit(1)
except UsageError:
parser.print_help()
sys.exit(1)
except SafeException as ex:
if options.verbose: raise
try:
print(unicode(ex), file=sys.stderr)
except:
print(repr(ex), file=sys.stderr)
sys.exit(1)
