mail.py 文件源码

def delete_all_flagged(self):
        """
        Delete all messages flagged as \\Deleted.
        Used from IMAPMailbox.expunge()
        """
        def get_uid_list(hashes):
            d = []
            for h in hashes:
                d.append(self.mbox_indexer.get_uid_from_doc_id(
                         self.mbox_uuid, h))
            return defer.gatherResults(d), hashes

        def delete_uid_entries((uids, hashes)):
            d = []
            for h in hashes:
                d.append(self.mbox_indexer.delete_doc_by_hash(
                         self.mbox_uuid, h))

            def return_uids_when_deleted(ignored):
                return uids

            all_deleted = defer.gatherResults(d).addCallback(
                return_uids_when_deleted)
            return all_deleted