X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/38343a3fc11f5509c8522fec94c0ae7085b7244f..edc5eb8445edaacafef276ad761d1a905d7f54cd:/lib/hg.py diff --git a/lib/hg.py b/lib/hg.py index 535707d8..b8795b71 100644 --- a/lib/hg.py +++ b/lib/hg.py @@ -1,13 +1,15 @@ # -*- coding: utf-8 -*- import os import codecs -from mercurial import localrepo, ui, error, match, node +from mercurial import localrepo, ui, match, node, encoding, util +import mercurial.merge, mercurial.error + +encoding.encoding = 'utf-8' class RepositoryDoesNotExist(Exception): pass - class Repository(object): """Abstrakcja repozytorium Mercurial. Działa z Mercurial w wersji 1.3.1.""" @@ -24,7 +26,7 @@ class Repository(object): if os.path.isdir(path): try: return localrepo.localrepository(self.ui, path) - except error.RepoError: + except mercurial.error.RepoError: # dir is not an hg repo, we must init it if create: return localrepo.localrepository(self.ui, path, create=1) @@ -33,70 +35,87 @@ class Repository(object): return localrepo.localrepository(self.ui, path, create=1) raise RepositoryDoesNotExist("Repository %s does not exist." % path) - def all_files(self): - return list(self.repo['tip']) + def all_files(self, branch='default'): + return self.in_branch(lambda: self._all_files(), branch) + + def _all_files(self): + return list(self.repo[None]) - def get_file(self, path): - ctx = self.repo.changectx(None) - return ctx.filectx(path) + def get_file(self, path, branch='default'): + return self.in_branch(lambda: self._get_file(path), branch) + + def _get_file(self, path): + return self.repo.wread(path) - def add_file(self, path, value): - f = codecs.open(os.path.join(self.real_path, path), 'w', encoding='utf-8') - f.write(value) - f.close() + def add_file(self, path, value, branch='default'): + return self.in_branch(lambda: self._add_file(path, value), branch) + + def _add_file(self, path, value): + return self.repo.wwrite(path, value.encode('utf-8'), []) +# f = codecs.open(os.path.join(self.real_path, path), 'w', encoding='utf-8') +# f.write(value) +# f.close() +# if path not in self._pending_files: +# self._pending_files.append(path) - if path not in self._pending_files: - self._pending_files.append(path) + def _commit(self, message, user=None): + return self.repo.commit(text=message, user=user) - def commit(self, message='hgshelve auto commit', key=None, user=None): - """ - Commit unsynchronized data to disk. - Arguments:: - - - message: mercurial's changeset message - - key: supply to sync only one key - """ - commited = False - rev = None - files_to_add = [] - files_to_remove = [] - files_to_commit = [] - - # first of all, add absent data and clean removed - if key is None: - # will commit all keys - pending_files = self._pending_files - else: - if key not in self._pending_files: - # key isn't changed - return None - else: - pending_files = [key] - for path in pending_files: - files_to_commit.append(path) - if path in self.all_files(): - if not os.path.exists(os.path.join(self.real_path, path)): - # file removed - files_to_remove.append(path) - else: - # file added - files_to_add.append(path) - # hg add - if files_to_add: - self.repo.add(files_to_add) - # hg forget - if files_to_remove: - self.repo.forget(files_to_remove) - # ---- hg commit - if files_to_commit: - matcher = match.match(self.repo.root, self.repo.root, files_to_commit, default='path') - rev = self.repo.commit(message, user=user, match=matcher) - commited = True - # clean pending keys - for key in pending_files: - self._pending_files.remove(key) - # if commited: - # reread keys - # self._keys = self.get_persisted_objects_keys() - # return node.hex(rev) - \ No newline at end of file + def commit(self, message, user=None, branch='default'): + return self.in_branch(lambda: self._commit(message, key=key, user=user), branch) + + def in_branch(self, action, bname='default'): + wlock = self.repo.wlock() + try: + old = self._switch_to_branch(bname) + try: + # do some stuff + return action() + finally: + self._switch_to_branch(old) + finally: + wlock.release() + + def _switch_to_branch(self, bname, create=True): + wlock = self.repo.wlock() + try: + current = self.repo[None].branch() + if current == bname: + return current + try: + tip = self.repo.branchtags()[bname] + except KeyError, ke: + if not create: raise ke + + # create the branch on the fly + + # first switch to default branch + default_tip = self.repo.branchtags()['default'] + mercurial.merge.update(self.repo, default_tip, False, True, None) + + # set the dirstate to new branch + self.repo.dirstate.setbranch(bname) + self._commit('Initial commit for automatic branch "%s".' % bname, user="django-admin") + + # collect the new tip + tip = self.repo.branchtags()[bname] + + upstats = mercurial.merge.update(self.repo, tip, False, True, None) + return current + except KeyError, ke: + raise RepositoryException("Can't switch to branch '%s': no such branch." % bname , ke) + except util.Abort, ae: + raise repositoryException("Can't switch to branch '%s': %s" % (bname, ae.message), ae) + finally: + wlock.release() + + def write_lock(self): + """Returns w write lock to the repository.""" + return self.repo.wlock() + + +class RepositoryException(Exception): + + def __init__(self, msg, cause=None): + Exception.__init__(self, msg) + self.cause = cause