def open_mailbox(self, session, mailbox_id):
try:
mbx_id = mailbox_id.lower()
mfn = self.sys.mailbox[mbx_id]
pfn = 'pickled-mailbox.%s' % mbx_id
except KeyError:
raise NoSuchMailboxError(_('No such mailbox: %s') % mbx_id)
try:
if mbx_id in self._mbox_cache:
self._mbox_cache[mbx_id].update_toc()
else:
if session:
session.ui.mark(_('%s: Updating: %s') % (mbx_id, mfn))
self._mbox_cache[mbx_id] = self.load_pickle(pfn)
except:
if self.sys.debug:
import traceback
traceback.print_exc()
if session:
session.ui.mark(
_('%s: Opening: %s (may take a while)') % (mbx_id, mfn))
editable = self.is_editable_mailbox(mbx_id)
mbox = OpenMailbox(mfn, create=editable)
mbox.editable = editable
mbox.save(session,
to=pfn,
pickler=lambda o, f: self.save_pickle(o, f))
self._mbox_cache[mbx_id] = mbox
# Always set this, it can't be pickled
self._mbox_cache[mbx_id]._encryption_key_func = \
lambda: self.prefs.obfuscate_index
return self._mbox_cache[mbx_id]
def __setstate__(self, dict):
self.__dict__.update(dict)
self._lock = MboxLock()
with self._lock:
self._save_to = None
self._encryption_key_func = lambda: None
self._decryption_key_func = lambda: None
try:
if not os.path.exists(self._path):
raise NoSuchMailboxError(self._path)
self._file = self._get_fd()
except IOError, e:
if e.errno == errno.ENOENT:
raise NoSuchMailboxError(self._path)
elif e.errno == errno.EACCES:
self._file = self._get_fd()
else:
raise
def __setstate__(self, dict):
self.__dict__.update(dict)
self._lock = threading.Lock()
self._lock.acquire()
self._save_to = None
try:
try:
if not os.path.exists(self._path):
raise NoSuchMailboxError(self._path)
self._file = self._get_fd()
except IOError, e:
if e.errno == errno.ENOENT:
raise NoSuchMailboxError(self._path)
elif e.errno == errno.EACCES:
self._file = self._get_fd()
else:
raise
finally:
self._lock.release()
self.update_toc()
