| # |
| # Copyright (C) 2008 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import os |
| import re |
| import sys |
| |
| from command import Command |
| |
| CHANGE_RE = re.compile(r'^([1-9][0-9]*)(?:[/\.-]([1-9][0-9]*))?$') |
| |
| class Download(Command): |
| common = True |
| helpSummary = "Download and checkout a change" |
| helpUsage = """ |
| %prog {project change[/patchset]}... |
| """ |
| helpDescription = """ |
| The '%prog' command downloads a change from the review system and |
| makes it available in your project's local working directory. |
| """ |
| |
| def _Options(self, p): |
| p.add_option('-c','--cherry-pick', |
| dest='cherrypick', action='store_true', |
| help="cherry-pick instead of checkout") |
| |
| def _ParseChangeIds(self, args): |
| if not args: |
| self.Usage() |
| |
| to_get = [] |
| project = None |
| |
| for a in args: |
| m = CHANGE_RE.match(a) |
| if m: |
| if not project: |
| self.Usage() |
| chg_id = int(m.group(1)) |
| if m.group(2): |
| ps_id = int(m.group(2)) |
| else: |
| ps_id = 1 |
| to_get.append((project, chg_id, ps_id)) |
| else: |
| project = self.GetProjects([a])[0] |
| return to_get |
| |
| def Execute(self, opt, args): |
| for project, change_id, ps_id in self._ParseChangeIds(args): |
| dl = project.DownloadPatchSet(change_id, ps_id) |
| if not dl: |
| print >>sys.stderr, \ |
| '[%s] change %d/%d not found' \ |
| % (project.name, change_id, ps_id) |
| sys.exit(1) |
| |
| if not dl.commits: |
| print >>sys.stderr, \ |
| '[%s] change %d/%d has already been merged' \ |
| % (project.name, change_id, ps_id) |
| continue |
| |
| if len(dl.commits) > 1: |
| print >>sys.stderr, \ |
| '[%s] %d/%d depends on %d unmerged changes:' \ |
| % (project.name, change_id, ps_id, len(dl.commits)) |
| for c in dl.commits: |
| print >>sys.stderr, ' %s' % (c) |
| if opt.cherrypick: |
| project._CherryPick(dl.commit) |
| else: |
| project._Checkout(dl.commit) |