Index: smart/commands/clean.py
===================================================================
--- smart/commands/clean.py	(revisão 0)
+++ smart/commands/clean.py	(revisão 0)
@@ -0,0 +1,65 @@
+#
+# Copyright (c) 2004 Conectiva, Inc.
+#
+# Written by Gustavo Niemeyer <niemeyer@conectiva.com>
+#
+# This file is part of Smart Package Manager.
+#
+# Smart Package Manager is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as published
+# by the Free Software Foundation; either version 2 of the License, or (at
+# your option) any later version.
+#
+# Smart Package Manager is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Smart Package Manager; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+from smart.option import OptionParser
+from smart import *
+import re, os
+
+USAGE=_("smart clean [options]")
+
+DESCRIPTION=_("""
+This command cleans the package cache. You can use it to
+delete old unused files that were left behind because of
+an incomplete transaction.
+""")
+
+def parse_options(argv):
+    parser = OptionParser(usage=USAGE,
+                          description=DESCRIPTION)
+    parser.add_option("-y", "--yes", action="store_true",
+                      help=_("do not ask for confirmation"))
+    parser.add_option("-v", "--verbose", action="store_true",
+                      help=_("show cleaned packages"))
+    opts, args = parser.parse_args(argv)
+    opts.args = args
+    return opts
+
+def main(ctrl, opts):
+
+    localdir = os.path.join(sysconf.get("data-dir"), "packages/")
+
+    if not os.path.isdir(localdir):
+        raise Error, _("Cache directory %s not found.") % localdir
+
+    iface.info(_("Cleaning package cache..."))
+   
+    os.chdir(localdir)
+    for root, dirs, files in os.walk(localdir):
+        for cached_pkg in files:
+            if opts.yes or iface.askYesNo(_("Clean %s?") % cached_pkg):
+                try:
+                    os.unlink(cached_pkg)
+                    if opts.verbose:
+                        iface.info(_("Cleaned %s..." % cached_pkg))
+                except os.error, msg:
+                    raise Error, _("Can't remove cached package %s: %s") % (cached_pkg, str(msg))
+
+# vim:ts=4:sw=4:et
Index: smart.py
===================================================================
--- smart.py	(revisão 634)
+++ smart.py	(cópia de trabalho)
@@ -46,6 +46,7 @@
     check
     fix
     download
+    clean
 
 Query commands:
     search