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abb7a3dfec
If the caller knows exactly what the manifest type must be we can now ask the loader to directly construct that type, rather than guessing it from the working directory. Signed-off-by: Shawn O. Pearce <sop@google.com>
139 lines
3.5 KiB
Python
139 lines
3.5 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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import manifest_loader
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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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_optparse = None
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def WantPager(self, opt):
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return False
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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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@property
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def manifest(self):
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return self.GetManifest()
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def GetManifest(self, reparse=False, type=None):
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return manifest_loader.GetManifest(self.repodir,
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reparse=reparse,
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type=type)
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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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def WantPager(self, opt):
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return False
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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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def WantPager(self, opt):
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return True
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class MirrorSafeCommand(object):
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"""Command permits itself to run within a mirror,
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and does not require a working directory.
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"""
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