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| -rw-r--r-- | src/leap/mail/imap/mailbox.py | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/leap/mail/imap/mailbox.py b/src/leap/mail/imap/mailbox.py index 86dac77..84eb528 100644 --- a/src/leap/mail/imap/mailbox.py +++ b/src/leap/mail/imap/mailbox.py @@ -467,6 +467,36 @@ class SoledadMailbox(WithMsgFields, MBoxParser): d.addCallback(self._expunge_cb) return d + def _bound_seq(self, messages_asked): + """ + Put an upper bound to a messages sequence if this is open. + + :param messages_asked: IDs of the messages. + :type messages_asked: MessageSet + :rtype: MessageSet + """ + if not messages_asked.last: + try: + iter(messages_asked) + except TypeError: + # looks like we cannot iterate + messages_asked.last = self.last_uid + return messages_asked + + def _filter_msg_seq(self, messages_asked): + """ + Filter a message sequence returning only the ones that do exist in the + collection. + + :param messages_asked: IDs of the messages. + :type messages_asked: MessageSet + :rtype: set + """ + set_asked = set(messages_asked) + set_exist = set(self.messages.all_uid_iter()) + seq_messg = set_asked.intersection(set_exist) + return seq_messg + @deferred def fetch(self, messages_asked, uid): """ |