65 lines
1.7 KiB
Python
65 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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@author: Fabio Erculiani <lxnay@sabayon.org>
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@contact: lxnay@sabayon.org
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@copyright: Fabio Erculiani
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@license: GPL-2
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B{Entropy Infrastructure Toolkit}.
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"""
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import argparse
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from entropy.i18n import _
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from entropy.output import teal, purple, darkgreen
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from eit.colorful import ColorfulFormatter
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from eit.commands.descriptor import EitCommandDescriptor
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from eit.commands.command import EitCommand
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class EitHelp(EitCommand):
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"""
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Main Eit help command.
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"""
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NAME = "help"
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ALIASES = ["-h", "--help"]
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CATCH_ALL = True
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def parse(self):
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"""
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Parse help command
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"""
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return self._show_help, []
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def _show_help(self, *args):
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parser = argparse.ArgumentParser(
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description=_("Entropy Infrastructure Toolkit"),
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epilog="http://www.sabayon.org",
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formatter_class=ColorfulFormatter)
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descriptors = EitCommandDescriptor.obtain()
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descriptors.sort(key = lambda x: x.get_name())
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group = parser.add_argument_group("command", "available commands")
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for descriptor in descriptors:
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aliases = descriptor.get_class().ALIASES
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aliases_str = ", ".join([teal(x) for x in aliases])
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if aliases_str:
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aliases_str = " [%s]" % (aliases_str,)
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name = "%s%s" % (purple(descriptor.get_name()),
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aliases_str)
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desc = descriptor.get_description()
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group.add_argument(name, help=darkgreen(desc), action="store_true")
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parser.print_help()
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if not self._args:
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return 1
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return 0
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EitCommandDescriptor.register(
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EitCommandDescriptor(
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EitHelp,
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EitHelp.NAME,
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_("this help"))
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)
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