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authorKali Kaneko (leap communications) <kali@leap.se>2016-08-29 23:10:17 -0400
committerKali Kaneko (leap communications) <kali@leap.se>2016-08-29 23:11:41 -0400
commit5a3a2012bb8982ad0884ed659e61e969345e6fde (patch)
treefc2310d8d3244987bf5a1d2632cab99a60ba93f1 /src/leap/bitmask/mail/sync_hooks.py
parent43df4205af42fce5d097f70bb0345b69e9d16f1c (diff)
[pkg] move mail source to leap.bitmask.mail
Diffstat (limited to 'src/leap/bitmask/mail/sync_hooks.py')
-rw-r--r--src/leap/bitmask/mail/sync_hooks.py120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/leap/bitmask/mail/sync_hooks.py b/src/leap/bitmask/mail/sync_hooks.py
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+# -*- coding: utf-8 -*-
+# sync_hooks.py
+# Copyright (C) 2015 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+"""
+Soledad PostSync Hooks.
+
+Process every new document of interest after every soledad synchronization,
+using the hooks that soledad exposes via plugins.
+"""
+import logging
+
+from re import compile as regex_compile
+
+from zope.interface import implements
+from twisted.internet import defer
+from twisted.plugin import IPlugin
+from twisted.python import log
+
+from leap.soledad.client.interfaces import ISoledadPostSyncPlugin
+from leap.mail import constants
+
+logger = logging.getLogger(__name__)
+
+
+def _get_doc_type_preffix(s):
+ return s[:2]
+
+
+class MailProcessingPostSyncHook(object):
+ implements(IPlugin, ISoledadPostSyncPlugin)
+
+ META_DOC_PREFFIX = _get_doc_type_preffix(constants.METAMSGID)
+ watched_doc_types = (META_DOC_PREFFIX, )
+
+ _account = None
+ _pending_docs = []
+ _processing_deferreds = []
+
+ def process_received_docs(self, doc_id_list):
+ if self._has_configured_account():
+ process_fun = self._make_uid_index
+ else:
+ self._processing_deferreds = []
+ process_fun = self._queue_doc_id
+
+ for doc_id in doc_id_list:
+ if _get_doc_type_preffix(doc_id) in self.watched_doc_types:
+ log.msg("Mail post-sync hook: processing %s" % doc_id)
+ process_fun(doc_id)
+
+ return defer.gatherResults(self._processing_deferreds)
+
+ def set_account(self, account):
+ self._account = account
+ if account:
+ self._process_queued_docs()
+
+ def _has_configured_account(self):
+ return self._account is not None
+
+ def _queue_doc_id(self, doc_id):
+ self._pending_docs.append(doc_id)
+
+ def _make_uid_index(self, mdoc_id):
+ indexer = self._account.mbox_indexer
+ mbox_uuid = _get_mbox_uuid(mdoc_id)
+ if mbox_uuid:
+ chash = _get_chash_from_mdoc(mdoc_id)
+ logger.debug("Making index table for %s:%s" % (mbox_uuid, chash))
+ index_docid = constants.METAMSGID.format(
+ mbox_uuid=mbox_uuid.replace('-', '_'),
+ chash=chash)
+ # XXX could avoid creating table if I track which ones I already
+ # have seen -- but make sure *it's already created* before
+ # inserting the index entry!.
+ d = indexer.create_table(mbox_uuid)
+ d.addBoth(lambda _: indexer.insert_doc(mbox_uuid, index_docid))
+ self._processing_deferreds.append(d)
+
+ def _process_queued_docs(self):
+ assert(self._has_configured_account())
+ pending = self._pending_docs
+ log.msg("Mail post-sync hook: processing queued docs")
+
+ def remove_pending_docs(res):
+ self._pending_docs = []
+ return res
+
+ d = self.process_received_docs(pending)
+ d.addCallback(remove_pending_docs)
+ return d
+
+
+_mbox_uuid_regex = regex_compile(constants.METAMSGID_MBOX_RE)
+_mdoc_chash_regex = regex_compile(constants.METAMSGID_CHASH_RE)
+
+
+def _get_mbox_uuid(doc_id):
+ matches = _mbox_uuid_regex.findall(doc_id)
+ if matches:
+ return matches[0].replace('_', '-')
+
+
+def _get_chash_from_mdoc(doc_id):
+ matches = _mdoc_chash_regex.findall(doc_id)
+ if matches:
+ return matches[0]