1 /* thread-fp.cc - "thread:" field processor glue
3 * This file is part of notmuch.
5 * Copyright © 2017 David Bremner
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see https://www.gnu.org/licenses/ .
20 * Author: David Bremner <david@tethera.net>
23 #include "database-private.h"
24 #include "thread-fp.h"
27 #if HAVE_XAPIAN_FIELD_PROCESSOR
30 ThreadFieldProcessor::operator() (const std::string & str)
32 notmuch_status_t status;
34 if (str.at (0) == '{') {
35 if (str.length() > 1 && str.at (str.size () - 1) == '}'){
36 std::string subquery_str = str.substr(1,str.size () - 2);
37 notmuch_query_t *subquery = notmuch_query_create (notmuch, subquery_str.c_str());
38 notmuch_messages_t *messages;
39 std::set<std::string> terms;
42 throw Xapian::QueryParserError ("failed to create subquery for '" + subquery_str + "'");
45 status = notmuch_query_search_messages (subquery, &messages);
47 throw Xapian::QueryParserError ("failed to search messages for '" + subquery_str + "'");
50 for (; notmuch_messages_valid (messages); notmuch_messages_move_to_next (messages)) {
51 std::string term = "G";
52 notmuch_message_t *message;
53 message = notmuch_messages_get (messages);
54 term += notmuch_message_get_thread_id (message);
57 return Xapian::Query (Xapian::Query::OP_OR, terms.begin(), terms.end());
59 throw Xapian::QueryParserError ("missing } in '" + str + "'");
62 /* literal thread id */
63 std::string term = "G"+str;
64 return Xapian::Query (term);