# -*- coding: utf-8 -*-
import os
-import codecs
-from mercurial import localrepo, ui, error, match, node, encoding
-
+from mercurial import localrepo, ui, encoding, util
+import mercurial.merge, mercurial.error
encoding.encoding = 'utf-8'
+X = 'g\xc5\xbceg\xc5\xbc\xc3\xb3\xc5\x82ka'
-class RepositoryDoesNotExist(Exception):
- pass
-
+def sanitize_string(path):
+ if isinstance(path, unicode): #
+ return path.encode('utf-8')
+ else: # it's a string, so we have no idea what encoding it is
+ return path
class Repository(object):
"""Abstrakcja repozytorium Mercurial. Działa z Mercurial w wersji 1.3.1."""
self.ui.config('ui', 'quiet', 'true')
self.ui.config('ui', 'interactive', 'false')
- self.real_path = os.path.realpath(path)
- self.repo = self.open_repository(self.real_path, create)
- self._pending_files = []
-
- def open_repository(self, path, create=False):
+ self.real_path = sanitize_string(os.path.realpath(path))
+ self.repo = self._open_repository(self.real_path, create)
+
+ def _open_repository(self, path, create=False):
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)
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 get_file(self, path):
- ctx = self.repo.changectx(None)
- return ctx.filectx(path)
+ def file_list(self, branch):
+ return self.in_branch(lambda: self._file_list(), branch)
+
+ def _file_list(self):
+ return list(self.repo[None])
- 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 get_file(self, path, branch):
+ return self.in_branch(lambda: self._get_file(path), branch)
+
+ def _get_file(self, path):
+ path = sanitize_string(path)
+ if not self._file_exists(path):
+ raise RepositoryException("File not availble in this branch.")
+
+ return self.repo.wread(path)
+
+ def file_exists(self, path, branch):
+ return self.in_branch(lambda: self._file_exists(path), branch)
+
+ def _file_exists(self, path):
+ path = sanitize_string(path)
+ return self.repo.dirstate[path] != "?"
+
+ def write_file(self, path, value, branch):
+ return self.in_branch(lambda: self._write_file(path, value), branch)
- if path not in self._pending_files:
- self._pending_files.append(path)
+ def _write_file(self, path, value):
+ path = sanitize_string(path)
+ return self.repo.wwrite(path, value, [])
+
+ def add_file(self, path, value, branch):
+ return self.in_branch(lambda: self._add_file(path, value), branch)
+
+ def _add_file(self, path, value):
+ path = sanitize_string(path)
+ self._write_file(path, value)
+ return self.repo.add( [path] )
+
+ def _commit(self, message, user=None):
+ return self.repo.commit(text=sanitize_string(message), user=sanitize_string(user))
- def commit(self, message=u'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
- """
- if isinstance(message, unicode):
- message = message.encode('utf-8')
- if isinstance(user, unicode):
- user = user.encode('utf-8')
+ def commit(self, message, branch, user=None):
+ return self.in_branch(lambda: self._commit(message, key=key, user=user), branch)
+
+ def in_branch(self, action, bname):
+ 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 merge_branches(self, bnameA, bnameB, user, message):
+ wlock = self.repo.wlock()
+ try:
+ return self.merge_revisions(self.get_branch_tip(bnameA),
+ self.get_branch_tip(bnameB), user, message)
+ finally:
+ wlock.release()
+
+ def diff(self, revA, revB):
+ return UpdateStatus(self.repo.status(revA, revB))
+
+ def merge_revisions(self, revA, revB, user, message):
+ wlock = self.repo.wlock()
+ try:
+ old = self.repo[None]
+
+ self._checkout(revA)
+ mergestatus = self._merge(revB)
+ if not mergestatus.isclean():
+ # revert the failed merge
+ self.repo.recover()
+ raise UncleanMerge(u'Failed to merge %d files.' % len(mergestatus.unresolved))
+
+ # commit the clean merge
+ self._commit(message, user)
+
+ # cleanup after yourself
+ self._checkout(old.rev())
+ except util.Abort, ae:
+ raise RepositoryException(u'Failed merge: ' + ae.message)
+ finally:
+ wlock.release()
+
+ def common_ancestor(self, revA, revB):
+ return self.repo[revA].ancestor(self.repo[revB])
+
+ def _checkout(self, rev, force=True):
+ return MergeStatus(mercurial.merge.update(self.repo, rev, False, force, None))
- 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 keys 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:
- for i, f in enumerate(files_to_commit):
- if isinstance(f, unicode):
- files_to_commit[i] = f.encode('utf-8')
- 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 _merge(self, rev):
+ """ Merge the revision into current working directory """
+ return MergeStatus(mercurial.merge.update(self.repo, rev, True, False, None))
+
+ def _switch_to_branch(self, bname):
+ bname = sanitize_string(bname)
+ wlock = self.repo.wlock()
+ try:
+ current = self.repo[None].branch()
+ if current == bname:
+ return current
+
+ tip = self.get_branch_tip(bname)
+ status = self._checkout(tip)
+
+ if not status.isclean():
+ raise RepositoryException("Unclean branch switch. This IS REALLY bad.")
+
+ return current
+ except KeyError, ke:
+ raise RepositoryException((u"Can't switch to branch '%s': no such branch." % bname) , ke)
+ except util.Abort, ae:
+ raise RepositoryException(u"Can't switch to branch '%s': %s" % (bname, ae.message), ae)
+ finally:
+ wlock.release()
+
+ def with_wlock(self, action):
+ wlock = self.repo.wlock()
+ try:
+ action()
+ finally:
+ wlock.release()
+
+ def _create_branch(self, name, parent_rev, msg=None, before_commit=None):
+ """WARNING: leaves the working directory in the new branch"""
+ name = sanitize_string(name)
+
+ if self.has_branch(name): return # just exit
+
+ self._checkout(parent_rev)
+ self.repo.dirstate.setbranch(name)
+
+ if msg is None:
+ msg = "Initial commit for branch '%s'." % name
+
+ if before_commit: before_commit()
+ self._commit(msg, user='platform')
+ return self.get_branch_tip(name)
+
+ def write_lock(self):
+ """Returns w write lock to the repository."""
+ return self.repo.wlock()
+
+ def has_branch(self, name):
+ name = sanitize_string(name)
+ return (name in self.repo.branchmap().keys())
+
+ def get_branch_tip(self, name):
+ name = sanitize_string(name)
+ return self.repo.branchtags()[name]
+
+ def getnode(self, rev):
+ return self.repo[rev]
+
+class MergeStatus(object):
+
+ def __init__(self, mstatus):
+ self.updated = mstatus[0]
+ self.merged = mstatus[1]
+ self.removed = mstatus[2]
+ self.unresolved = mstatus[3]
+
+ def isclean(self):
+ return self.unresolved == 0
+
+class UpdateStatus(object):
+
+ def __init__(self, mstatus):
+ self.modified = mstatus[0]
+ self.added = mstatus[1]
+ self.removed = mstatus[2]
+ self.deleted = mstatus[3]
+ self.untracked = mstatus[4]
+ self.ignored = mstatus[5]
+ self.clean = mstatus[6]
+
+ def has_changes(self):
+ return bool( len(self.modified) + len(self.added) + \
+ len(self.removed) + len(self.deleted) )
+
+class RepositoryException(Exception):
+ def __init__(self, msg, cause=None):
+ Exception.__init__(self, msg)
+ self.cause = cause
+
+class UncleanMerge(RepositoryException):
+ pass
+
+class RepositoryDoesNotExist(RepositoryException):
+ pass
+