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Viewing changes to bzrlib/smart/bzrdir.py

  • Committer: Martin Pool
  • Date: 2009-07-10 06:46:10 UTC
  • mto: (4525.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 4526.
  • Revision ID: mbp@sourcefrog.net-20090710064610-sqviksbqp5i34sw2
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bzrlib/smart/bzrdir.py
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# Copyright (C) 2006-2010 Canonical Ltd
 
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# Copyright (C) 2006 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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    BzrDir,
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    BzrDirFormat,
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    BzrDirMetaFormat1,
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    BzrProber,
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    )
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from bzrlib.controldir import (
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    network_format_registry,
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    )
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from bzrlib.smart.request import (
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class SmartServerRequestOpenBzrDir(SmartServerRequest):
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    def do(self, path):
 
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        from bzrlib.bzrdir import BzrDirFormat
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        try:
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            t = self.transport_from_client_path(path)
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        except errors.PathNotChild:
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            # clients that don't anticipate errors from this method.
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            answer = 'no'
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        else:
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            bzr_prober = BzrProber()
 
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            default_format = BzrDirFormat.get_default_format()
 
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            real_bzrdir = default_format.open(t, _found=True)
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            try:
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                bzr_prober.probe_transport(t)
 
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                real_bzrdir._format.probe_transport(t)
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            except (errors.NotBranchError, errors.UnknownFormatError):
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                answer = 'no'
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            else:
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        return SuccessfulSmartServerResponse((answer,))
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class SmartServerRequestOpenBzrDir_2_1(SmartServerRequest):
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    def do(self, path):
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        """Is there a BzrDir present, and if so does it have a working tree?
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        New in 2.1.
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        """
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        try:
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            t = self.transport_from_client_path(path)
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        except errors.PathNotChild:
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            # The client is trying to ask about a path that they have no access
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            # to.
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            return SuccessfulSmartServerResponse(('no',))
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        try:
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            bd = BzrDir.open_from_transport(t)
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        except errors.NotBranchError:
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            answer = ('no',)
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        else:
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            answer = ('yes',)
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            if bd.has_workingtree():
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                answer += ('yes',)
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            else:
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                answer += ('no',)
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        return SuccessfulSmartServerResponse(answer)
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class SmartServerRequestBzrDir(SmartServerRequest):
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    def do(self, path, *args):
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        try:
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            self._bzrdir = BzrDir.open_from_transport(
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                self.transport_from_client_path(path))
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        except errors.NotBranchError, e:
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            return FailedSmartServerResponse(('nobranch',))
 
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        except errors.NotBranchError:
 
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            return FailedSmartServerResponse(('nobranch', ))
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        return self.do_bzrdir_request(*args)
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    def _boolean_to_yes_no(self, a_boolean):
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        """Get the relative path for repository from current_transport."""
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        # the relpath of the bzrdir in the found repository gives us the
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        # path segments to pop-out.
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        relpath = repository.user_transport.relpath(
 
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        relpath = repository.bzrdir.root_transport.relpath(
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            current_transport.base)
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        if len(relpath):
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            segments = ['..'] * len(relpath.split('/'))
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            # It is returned locked, but we need to do the lock to get the lock
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            # token.
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            repo.unlock()
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            repo_lock_token = repo.lock_write().repository_token or ''
 
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            repo_lock_token = repo.lock_write() or ''
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            if repo_lock_token:
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                repo.leave_lock_in_place()
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            repo.unlock()
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                return SuccessfulSmartServerResponse(('ok', ''))
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            else:
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                return SuccessfulSmartServerResponse(('ok', reference_url))
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        except errors.NotBranchError, e:
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            return FailedSmartServerResponse(('nobranch',))
 
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        except errors.NotBranchError:
 
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            return FailedSmartServerResponse(('nobranch', ))
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class SmartServerRequestOpenBranchV2(SmartServerRequestBzrDir):
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                return SuccessfulSmartServerResponse(('branch', format))
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            else:
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                return SuccessfulSmartServerResponse(('ref', reference_url))
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        except errors.NotBranchError, e:
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            return FailedSmartServerResponse(('nobranch',))
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class SmartServerRequestOpenBranchV3(SmartServerRequestBzrDir):
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    def do_bzrdir_request(self):
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        """Open a branch at path and return the reference or format.
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        This version introduced in 2.1.
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        Differences to SmartServerRequestOpenBranchV2:
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          * can return 2-element ('nobranch', extra), where 'extra' is a string
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            with an explanation like 'location is a repository'.  Previously
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            a 'nobranch' response would never have more than one element.
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        """
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        try:
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            reference_url = self._bzrdir.get_branch_reference()
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            if reference_url is None:
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                br = self._bzrdir.open_branch(ignore_fallbacks=True)
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                format = br._format.network_name()
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                return SuccessfulSmartServerResponse(('branch', format))
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            else:
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                return SuccessfulSmartServerResponse(('ref', reference_url))
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        except errors.NotBranchError, e:
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            # Stringify the exception so that its .detail attribute will be
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            # filled out.
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            str(e)
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            resp = ('nobranch',)
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            detail = e.detail
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            if detail:
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                if detail.startswith(': '):
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                    detail = detail[2:]
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                resp += (detail,)
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            return FailedSmartServerResponse(resp)
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        except errors.NotBranchError:
 
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            return FailedSmartServerResponse(('nobranch', ))