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# -*- coding: utf-8 -*-
# fields.py
# Copyright (C) 2013 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/>.
"""
Fields for Mailbox and Message.
"""
from leap.mail.imap.parser import MBoxParser
class WithMsgFields(object):
"""
Container class for class-attributes to be shared by
several message-related classes.
"""
# indexing
CONTENT_HASH_KEY = "chash"
PAYLOAD_HASH_KEY = "phash"
# Internal representation of Message
# flags doc
UID_KEY = "uid"
MBOX_KEY = "mbox"
SEEN_KEY = "seen"
DEL_KEY = "deleted"
RECENT_KEY = "recent"
FLAGS_KEY = "flags"
MULTIPART_KEY = "multi"
SIZE_KEY = "size"
# headers
HEADERS_KEY = "headers"
DATE_KEY = "date"
SUBJECT_KEY = "subject"
PARTS_MAP_KEY = "part_map"
BODY_KEY = "body" # link to phash of body
MSGID_KEY = "msgid"
# content
LINKED_FROM_KEY = "lkf" # XXX not implemented yet!
RAW_KEY = "raw"
CTYPE_KEY = "ctype"
# Mailbox specific keys
CLOSED_KEY = "closed"
CREATED_KEY = "created"
SUBSCRIBED_KEY = "subscribed"
RW_KEY = "rw"
LAST_UID_KEY = "lastuid"
RECENTFLAGS_KEY = "rct"
# Document Type, for indexing
TYPE_KEY = "type"
TYPE_MBOX_VAL = "mbox"
TYPE_FLAGS_VAL = "flags"
TYPE_HEADERS_VAL = "head"
TYPE_CONTENT_VAL = "cnt"
TYPE_RECENT_VAL = "rct"
INBOX_VAL = "inbox"
# Flags in Mailbox and Message
SEEN_FLAG = "\\Seen"
RECENT_FLAG = "\\Recent"
ANSWERED_FLAG = "\\Answered"
FLAGGED_FLAG = "\\Flagged" # yo dawg
DELETED_FLAG = "\\Deleted"
DRAFT_FLAG = "\\Draft"
NOSELECT_FLAG = "\\Noselect"
LIST_FLAG = "List" # is this OK? (no \. ie, no system flag)
# Fields in mail object
SUBJECT_FIELD = "Subject"
DATE_FIELD = "Date"
# Index types
# --------------
TYPE_IDX = 'by-type'
TYPE_MBOX_IDX = 'by-type-and-mbox'
TYPE_MBOX_UID_IDX = 'by-type-and-mbox-and-uid'
TYPE_SUBS_IDX = 'by-type-and-subscribed'
TYPE_MSGID_IDX = 'by-type-and-message-id'
TYPE_MBOX_SEEN_IDX = 'by-type-and-mbox-and-seen'
TYPE_MBOX_RECT_IDX = 'by-type-and-mbox-and-recent'
TYPE_MBOX_DEL_IDX = 'by-type-and-mbox-and-deleted'
TYPE_MBOX_C_HASH_IDX = 'by-type-and-mbox-and-contenthash'
TYPE_C_HASH_IDX = 'by-type-and-contenthash'
TYPE_C_HASH_PART_IDX = 'by-type-and-contenthash-and-partnumber'
TYPE_P_HASH_IDX = 'by-type-and-payloadhash'
# Tomas created the `recent and seen index`, but the semantic is not too
# correct since the recent flag is volatile.
TYPE_MBOX_RECT_SEEN_IDX = 'by-type-and-mbox-and-recent-and-seen'
KTYPE = TYPE_KEY
MBOX_VAL = TYPE_MBOX_VAL
CHASH_VAL = CONTENT_HASH_KEY
PHASH_VAL = PAYLOAD_HASH_KEY
INDEXES = {
# generic
TYPE_IDX: [KTYPE],
TYPE_MBOX_IDX: [KTYPE, MBOX_VAL],
TYPE_MBOX_UID_IDX: [KTYPE, MBOX_VAL, UID_KEY],
# mailboxes
TYPE_SUBS_IDX: [KTYPE, 'bool(subscribed)'],
# fdocs uniqueness
TYPE_MBOX_C_HASH_IDX: [KTYPE, MBOX_VAL, CHASH_VAL],
# headers doc - search by msgid.
TYPE_MSGID_IDX: [KTYPE, MSGID_KEY],
# content, headers doc
TYPE_C_HASH_IDX: [KTYPE, CHASH_VAL],
# attachment payload dedup
TYPE_P_HASH_IDX: [KTYPE, PHASH_VAL],
# messages
TYPE_MBOX_SEEN_IDX: [KTYPE, MBOX_VAL, 'bool(seen)'],
TYPE_MBOX_RECT_IDX: [KTYPE, MBOX_VAL, 'bool(recent)'],
TYPE_MBOX_DEL_IDX: [KTYPE, MBOX_VAL, 'bool(deleted)'],
TYPE_MBOX_RECT_SEEN_IDX: [KTYPE, MBOX_VAL,
'bool(recent)', 'bool(seen)'],
}
MBOX_KEY = MBOX_VAL
EMPTY_MBOX = {
TYPE_KEY: MBOX_KEY,
TYPE_MBOX_VAL: MBoxParser.INBOX_NAME,
SUBJECT_KEY: "",
FLAGS_KEY: [],
CLOSED_KEY: False,
SUBSCRIBED_KEY: False,
RW_KEY: 1,
LAST_UID_KEY: 0
}
fields = WithMsgFields # alias for convenience
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