139 lines
4.6 KiB
Python
139 lines
4.6 KiB
Python
#
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# config.py
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#
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# Copyright (C) 2008-2009 Ido Abramovich <ido.deluge@gmail.com>
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# Copyright (C) 2009 Andrew Resch <andrewresch@gmail.com>
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#
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# Deluge is free software.
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#
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# You may redistribute it and/or modify it under the terms of the
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# GNU General Public License, as published by the Free Software
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# Foundation; either version 3 of the License, or (at your option)
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# any later version.
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#
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# deluge is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with deluge. If not, write to:
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# The Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor
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# Boston, MA 02110-1301, USA.
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#
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from deluge.ui.console.main import BaseCommand
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import deluge.ui.console.colors as colors
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from deluge.ui.client import client
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import deluge.component as component
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from deluge.log import LOG as log
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from optparse import make_option
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import re
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import cStringIO, tokenize
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def atom(next, token):
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"""taken with slight modifications from http://effbot.org/zone/simple-iterator-parser.htm"""
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if token[1] == "(":
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out = []
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token = next()
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while token[1] != ")":
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out.append(atom(next, token))
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token = next()
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if token[1] == ",":
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token = next()
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return tuple(out)
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elif token[0] is tokenize.STRING:
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return token[1][1:-1].decode("string-escape")
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elif token[0] is tokenize.NUMBER:
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try:
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return int(token[1], 0)
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except ValueError:
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return float(token[1])
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elif token[1].lower() == 'true':
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return True
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elif token[1].lower() == 'false':
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return False
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raise SyntaxError("malformed expression (%s)" % token[1])
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def simple_eval(source):
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""" evaluates the 'source' string into a combination of primitive python objects
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taken from http://effbot.org/zone/simple-iterator-parser.htm"""
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src = cStringIO.StringIO(source).readline
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src = tokenize.generate_tokens(src)
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src = (token for token in src if token[0] is not tokenize.NL)
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res = atom(src.next, src.next())
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if src.next()[0] is not tokenize.ENDMARKER:
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raise SyntaxError("bogus data after expression")
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return res
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class Command(BaseCommand):
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"""Show and set configuration values"""
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option_list = BaseCommand.option_list + (
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make_option('-s', '--set', action='store_true', default=False, dest='set',
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help='set value for key'),
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)
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usage = "Usage: config [key1 [key2 ...]]\n"\
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" config --set key value"
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def handle(self, *args, **options):
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self.console = component.get("ConsoleUI")
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if options['set']:
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self._set_config(*args, **options)
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else:
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self._get_config(*args, **options)
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def _get_config(self, *args, **options):
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config = component.get("CoreConfig")
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keys = config.keys()
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keys.sort()
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s = ""
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for key in keys:
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if args and key not in args:
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continue
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color = "{!white,black,bold!}"
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value = config[key]
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if type(value) in colors.type_color:
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color = colors.type_color[type(value)]
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# We need to format dicts for printing
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if isinstance(value, dict):
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import pprint
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value = pprint.pformat(value, 2, 80)
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new_value = []
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for line in value.splitlines():
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new_value.append("%s%s" % (color, line))
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value = "\n".join(new_value)
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s += " %s: %s%s\n" % (key, color, value)
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self.console.write(s)
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def _set_config(self, *args, **options):
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config = component.get("CoreConfig")
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key = args[0]
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if key not in config.keys():
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self.console.write("{!error!}The key '%s' is invalid!" % key)
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return
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try:
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val = simple_eval(' '.join(args[1:]))
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except SyntaxError, e:
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self.console.write("{!error!}%s" % e)
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return
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if type(config[key]) != type(val):
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self.config.write("{!error!}Configuration value provided has incorrect type.")
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return
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def on_set_config(result):
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self.console.write("{!success!}Configuration value successfully updated.")
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client.core.set_config({key: val}).addCallback(on_set_config)
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def complete(self, text):
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return [ k for k in component.get("CoreConfig").keys() if k.startswith(text) ]
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