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85 lines
3.0 KiB
85 lines
3.0 KiB
# -*- coding: utf-8 -*-
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# Copyright (C) 2011 Niels Thykier <niels@thykier.net>
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# Copyright (C) 2013 Adam D. Barratt <adam@adam-barratt.org.uk>
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program 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. See the
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# GNU General Public License for more details.
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import readline
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import bisect
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class Completer(object):
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"""Completer class
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This class provides a readline completer for the britney hint-tester
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command-line interface.
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"""
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def __init__(self, britney):
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"""Constructor
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Creates a completer for a given britney.
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"""
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self.matches = []
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self.cmds = ['easy', 'hint', 'force-hint', 'force', 'remove',
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'force', 'age-days', 'urgent', 'block-all',
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'block', 'block-udeb', 'unblock', 'unblock-udeb',
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'exit', 'quit']
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self.britney = britney
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# generate a completion list from excuses.
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# - it might contain too many items, but meh
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complete = []
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for e in britney.excuses:
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ver = None
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pkg = e.name
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suite = 'unstable'
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if pkg[0] == '-':
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suite = 'testing'
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pkg = pkg[1:]
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if "_" in pkg:
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(pkg, suite) = pkg.split("_")
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if "/" in pkg:
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pkg = pkg.split("/")[0]
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name = "%s/%s" % (e.name, britney.sources[suite][pkg][0]) # 0 == VERSION
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complete.append(name)
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self.packages = sorted(complete)
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testing = britney.sources['testing']
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self.testing_packages = sorted("%s/%s" % (pkg, testing[pkg][0]) for pkg in testing)
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def completer(self, text, state):
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"""readline completer (see the readline API)"""
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origline = readline.get_line_buffer()
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words = origline.split()
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if state < 1:
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self.matches = []
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if len(words) < 1 or words[0] == text:
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# complete a command
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self.matches = [x for x in self.cmds if x.startswith(text)]
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else:
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# complete pkg/[arch/]version
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if words[0] == 'remove':
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packages = self.testing_packages
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else:
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packages = self.packages
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start = bisect.bisect_left(packages, text)
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while start < len(packages):
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if not packages[start].startswith(text):
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break
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self.matches.append(packages[start])
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start += 1
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if len(self.matches) > state:
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return self.matches[state]
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return None
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