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xep_0384: update to using TrustException from the omemo lib

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Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>
This commit is contained in:
Maxime “pep” Buquet 2019-02-19 00:09:16 +00:00
parent de1ecb730a
commit f3d9143bf6
Signed by: pep
GPG key ID: DEDA74AEECA9D0F2
1 changed files with 19 additions and 7 deletions
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26
slixmpp_omemo/__init__.py
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@ -130,10 +130,18 @@ class NoAvailableSession(XEP0384): pass
class EncryptionPrepareException(XEP0384): pass
class UntrustedException(XEP0384): pass
class UntrustedException(XEP0384):
def __init__(self, bare_jid, device, ik):
self.bare_jid = JID(bare_jid)
self.device = device
self.ik = ik
class UndecidedException(XEP0384): pass
class UndecidedException(XEP0384):
def __init__(self, bare_jid, device, ik):
self.bare_jid = JID(bare_jid)
self.device = device
self.ik = ik
class XEP_0384(BasePlugin):
@ -359,8 +367,12 @@ class XEP_0384(BasePlugin):
# this case we can't decrypt the message and it's going to be lost
# in any case, but we want to tell the user, always.
raise NoAvailableSession(jid, sid)
except (omemo.exceptions.UntrustedException,) as e:
raise UntrustedException(e)
except (omemo.exceptions.TrustException,) as exn:
if exn.problem == 'undecided':
raise UndecidedException(exn.bare_jid, exn.device, exn.ik)
elif exn.problem == 'untrusted':
raise UntrustedException(exn.bare_jid, exn.device, exn.ik)
raise
finally:
asyncio.ensure_future(self._publish_bundle())
@ -415,14 +427,14 @@ class XEP_0384(BasePlugin):
if bundle is not None:
devices = bundles.setdefault(exn.bare_jid, {})
devices[exn.device] = bundle
elif isinstance(exn, omemo.exceptions.UntrustedException):
# On UntrustedException, there are two possibilities.
elif isinstance(exn, omemo.exceptions.TrustException):
# On TrustException, there are two possibilities.
# Either trust has not been explicitely set yet, and is
# 'undecided', or the device is explicitely not
# trusted. When undecided, we need to ask our user to make
# a choice. If untrusted, then we can safely tell the
# OMEMO lib to not encrypt to this device
if self._omemo.getTrustForDevice(exn.bare_jid, exn.device) is None:
if exn.problem == 'undecided':
raise UndecidedException(exn.bare_jid, exn.device, exn.ik)
expect_problems.setdefault(exn.bare_jid, []).append(exn.device)
elif isinstance(exn, omemo.exceptions.NoEligibleDevicesException):