1# Copyright (C) 2011 Canonical Ltd 2# 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 2 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program; if not, write to the Free Software 15# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 16 17from ... import ( 18 controldir, 19 commands, 20 errors, 21 ) 22 23 24class cmd_file_refs(commands.Command): 25 __doc__ = \ 26 """Find the inventories that reference a particular version of a text.""" 27 28 hidden = True 29 takes_args = ['file_id', 'rev_id'] 30 takes_options = ['directory'] 31 32 def run(self, file_id, rev_id, directory=u'.'): 33 file_id = file_id.encode() 34 rev_id = rev_id.encode() 35 bd, relpath = controldir.ControlDir.open_containing(directory) 36 repo = bd.find_repository() 37 self.add_cleanup(repo.lock_read().unlock) 38 inv_vf = repo.inventories 39 all_invs = [k[-1] for k in inv_vf.keys()] 40 # print len(all_invs) 41 for inv in repo.iter_inventories(all_invs, 'unordered'): 42 try: 43 entry = inv.get_entry(file_id) 44 except errors.NoSuchId: 45 # This file doesn't even appear in this inv. 46 continue 47 if entry.revision == rev_id: 48 self.outf.write(inv.revision_id + b'\n') 49