mirror of https://github.com/Mikaela/Limnoria.git
148 lines
5.0 KiB
Python
148 lines
5.0 KiB
Python
###
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# Copyright (c) 2002-2005, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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"""Handles interactive questions; useful for wizards and whatnot."""
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import sys
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import textwrap
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from getpass import getpass as getPass
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import supybot.ansi as ansi
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import supybot.utils as utils
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from supybot.i18n import PluginInternationalization, internationalizeDocstring
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_ = PluginInternationalization()
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useBold = False
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def output(s, unformatted=True, fd=sys.stdout):
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if unformatted:
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s = textwrap.fill(utils.str.normalizeWhitespace(s), width=65)
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print >>fd, s
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print >>fd
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def expect(prompt, possibilities, recursed=False, default=None,
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acceptEmpty=False, fd=sys.stdout):
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"""Prompt the user with prompt, allow them to choose from possibilities.
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If possibilities is empty, allow anything.
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"""
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prompt = utils.str.normalizeWhitespace(prompt)
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originalPrompt = prompt
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if recursed:
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output(_('Sorry, that response was not an option.'))
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if useBold:
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choices = '[%s%%s%s]' % (ansi.RESET, ansi.BOLD)
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else:
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choices = '[%s]'
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if possibilities:
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prompt = '%s %s' % (originalPrompt, choices % '/'.join(possibilities))
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if len(prompt) > 70:
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prompt = '%s %s' % (originalPrompt, choices % '/ '.join(possibilities))
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if default is not None:
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if useBold:
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prompt = '%s %s(default: %s)' % (prompt, ansi.RESET, default)
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else:
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prompt = '%s (default: %s)' % (prompt, default)
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prompt = textwrap.fill(prompt)
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prompt = prompt.replace('/ ', '/')
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prompt = prompt.strip() + ' '
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if useBold:
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prompt += ansi.RESET
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print >>fd, ansi.BOLD,
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s = raw_input(prompt)
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s = s.strip()
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print >>fd
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if possibilities:
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if s in possibilities:
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return s
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elif not s and default is not None:
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return default
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elif not s and acceptEmpty:
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return s
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else:
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return expect(originalPrompt, possibilities, recursed=True,
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default=default)
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else:
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if not s and default is not None:
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return default
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return s.strip()
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def anything(prompt):
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"""Allow anything from the user."""
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return expect(prompt, [])
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def something(prompt, default=None):
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"""Allow anything *except* nothing from the user."""
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s = expect(prompt, [], default=default)
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while not s:
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output(_('Sorry, you must enter a value.'))
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s = expect(prompt, [], default=default)
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return s
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def yn(prompt, default=None):
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"""Allow only 'y' or 'n' from the user."""
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if default is not None:
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if default:
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default = 'y'
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else:
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default = 'n'
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s = expect(prompt, ['y', 'n'], default=default)
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if s is 'y':
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return True
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else:
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return False
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def getpass(prompt=None, secondPrompt=None):
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"""Prompt the user for a password."""
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if prompt is None:
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prompt = _('Enter password: ')
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if secondPrompt is None:
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secondPrompt = _('Re-enter password: ')
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password = ''
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secondPassword = ' ' # Note that this should be different than password.
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assert prompt
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if not prompt[-1].isspace():
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prompt += ' '
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while True:
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if useBold:
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prompt += ansi.RESET
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sys.stdout.write(ansi.BOLD)
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password = getPass(prompt)
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secondPassword = getPass(secondPrompt)
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if password != secondPassword:
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output(_('Passwords don\'t match.'))
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else:
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break
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return password
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# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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