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117 lines
3.0 KiB
Python
117 lines
3.0 KiB
Python
#
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# Copyright (C) 2008 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import optparse
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import sys
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from error import NoSuchProjectError
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class Command(object):
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"""Base class for any command line action in repo.
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"""
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common = False
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manifest = None
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_optparse = None
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@property
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def OptionParser(self):
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if self._optparse is None:
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try:
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me = 'repo %s' % self.NAME
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usage = self.helpUsage.strip().replace('%prog', me)
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except AttributeError:
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usage = 'repo %s' % self.NAME
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self._optparse = optparse.OptionParser(usage = usage)
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self._Options(self._optparse)
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return self._optparse
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def _Options(self, p):
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"""Initialize the option parser.
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"""
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def Usage(self):
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"""Display usage and terminate.
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"""
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self.OptionParser.print_usage()
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sys.exit(1)
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def Execute(self, opt, args):
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"""Perform the action, after option parsing is complete.
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"""
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raise NotImplementedError
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def GetProjects(self, args, missing_ok=False):
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"""A list of projects that match the arguments.
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"""
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all = self.manifest.projects
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result = []
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if not args:
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for project in all.values():
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if missing_ok or project.Exists:
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result.append(project)
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else:
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by_path = None
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for arg in args:
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project = all.get(arg)
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if not project:
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path = os.path.abspath(arg)
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if not by_path:
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by_path = dict()
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for p in all.values():
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by_path[p.worktree] = p
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if os.path.exists(path):
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while path \
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and path != '/' \
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and path != self.manifest.topdir:
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try:
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project = by_path[path]
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break
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except KeyError:
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path = os.path.dirname(path)
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else:
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try:
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project = by_path[path]
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except KeyError:
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pass
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if not project:
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raise NoSuchProjectError(arg)
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if not missing_ok and not project.Exists:
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raise NoSuchProjectError(arg)
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result.append(project)
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def _getpath(x):
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return x.relpath
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result.sort(key=_getpath)
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return result
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class InteractiveCommand(Command):
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"""Command which requires user interaction on the tty and
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must not run within a pager, even if the user asks to.
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"""
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class PagedCommand(Command):
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"""Command which defaults to output in a pager, as its
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display tends to be larger than one screen full.
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"""
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