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+# -*- coding: utf-8 -*-
+# interfaces.py
+# Copyright (C) 2014,2015 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/>.
+"""
+Interfaces for the leap.mail module.
+"""
+from zope.interface import Interface, Attribute
+
+
+class IMessageWrapper(Interface):
+ """
+ I know how to access the different parts into which a given message is
+ splitted into.
+
+ :ivar fdoc: dict with flag document.
+ :ivar hdoc: dict with flag document.
+ :ivar cdocs: dict with content-documents, one-indexed.
+ """
+
+ fdoc = Attribute('A dictionaly-like containing the flags document '
+ '(mutable)')
+ hdoc = Attribute('A dictionary-like containing the headers document '
+ '(immutable)')
+ cdocs = Attribute('A dictionary with the content-docs, one-indexed')
+
+ def create(self, store, notify_just_mdoc=False, pending_inserts_dict={}):
+ """
+ Create the underlying wrapper.
+ """
+
+ def update(self, store):
+ """
+ Update the only mutable parts, which are within the flags document.
+ """
+
+ def delete(self, store):
+ """
+ Delete the parts for this wrapper that are not referenced from anywhere
+ else.
+ """
+
+ def copy(self, store, new_mbox_uuid):
+ """
+ Return a copy of this IMessageWrapper in a new mailbox.
+ """
+
+ def set_mbox_uuid(self, mbox_uuid):
+ """
+ Set the mailbox for this wrapper.
+ """
+
+ def set_flags(self, flags):
+ """
+ """
+
+ def set_tags(self, tags):
+ """
+ """
+
+ def set_date(self, date):
+ """
+ """
+
+ def get_subpart_dict(self, index):
+ """
+ :param index: the part to lookup, 1-indexed
+ """
+
+ def get_subpart_indexes(self):
+ """
+ """
+
+ def get_body(self, store):
+ """
+ """
+
+
+# TODO -- split into smaller interfaces? separate mailbox interface at least?
+
+class IMailAdaptor(Interface):
+ """
+ I know how to store the standard representation for messages and mailboxes,
+ and how to update the relevant mutable parts when needed.
+ """
+
+ def initialize_store(self, store):
+ """
+ Performs whatever initialization is needed before the store can be
+ used (creating indexes, sanity checks, etc).
+
+ :param store: store
+ :returns: a Deferred that will fire when the store is correctly
+ initialized.
+ :rtype: deferred
+ """
+
+ def get_msg_from_string(self, MessageClass, raw_msg):
+ """
+ Get an instance of a MessageClass initialized with a MessageWrapper
+ that contains all the parts obtained from parsing the raw string for
+ the message.
+
+ :param MessageClass: an implementor of IMessage
+ :type raw_msg: str
+ :rtype: implementor of leap.mail.IMessage
+ """
+
+ def get_msg_from_docs(self, MessageClass, mdoc, fdoc, hdoc, cdocs=None,
+ uid=None):
+ """
+ Get an instance of a MessageClass initialized with a MessageWrapper
+ that contains the passed part documents.
+
+ This is not the recommended way of obtaining a message, unless you know
+ how to take care of ensuring the internal consistency between the part
+ documents, or unless you are glueing together the part documents that
+ have been previously generated by `get_msg_from_string`.
+ """
+
+ def get_flags_from_mdoc_id(self, store, mdoc_id):
+ """
+ """
+
+ def create_msg(self, store, msg):
+ """
+ :param store: an instance of soledad, or anything that behaves alike
+ :param msg: a Message object.
+
+ :return: a Deferred that is fired when all the underlying documents
+ have been created.
+ :rtype: defer.Deferred
+ """
+
+ def update_msg(self, store, msg):
+ """
+ :param msg: a Message object.
+ :param store: an instance of soledad, or anything that behaves alike
+ :return: a Deferred that is fired when all the underlying documents
+ have been updated (actually, it's only the fdoc that's allowed
+ to update).
+ :rtype: defer.Deferred
+ """
+
+ def get_count_unseen(self, store, mbox_uuid):
+ """
+ Get the number of unseen messages for a given mailbox.
+
+ :param store: instance of Soledad.
+ :param mbox_uuid: the uuid for this mailbox.
+ :rtype: int
+ """
+
+ def get_count_recent(self, store, mbox_uuid):
+ """
+ Get the number of recent messages for a given mailbox.
+
+ :param store: instance of Soledad.
+ :param mbox_uuid: the uuid for this mailbox.
+ :rtype: int
+ """
+
+ def get_mdoc_id_from_msgid(self, store, mbox_uuid, msgid):
+ """
+ Get the UID for a message with the passed msgid (the one in the headers
+ msg-id).
+ This is used by the MUA to retrieve the recently saved draft.
+ """
+
+ # mbox handling
+
+ def get_or_create_mbox(self, store, name):
+ """
+ Get the mailbox with the given name, or create one if it does not
+ exist.
+
+ :param store: instance of Soledad
+ :param name: the name of the mailbox
+ :type name: str
+ """
+
+ def update_mbox(self, store, mbox_wrapper):
+ """
+ Update the documents for a given mailbox.
+ :param mbox_wrapper: MailboxWrapper instance
+ :type mbox_wrapper: MailboxWrapper
+ :return: a Deferred that will be fired when the mailbox documents
+ have been updated.
+ :rtype: defer.Deferred
+ """
+
+ def delete_mbox(self, store, mbox_wrapper):
+ """
+ """
+
+ def get_all_mboxes(self, store):
+ """
+ Retrieve a list with wrappers for all the mailboxes.
+
+ :return: a deferred that will be fired with a list of all the
+ MailboxWrappers found.
+ :rtype: defer.Deferred
+ """