mirror of
https://git.notmuchmail.org/git/notmuch
synced 2024-11-27 05:07:56 +01:00
4083fd8bec
It will be convenient not to have to construct a notmuch query object
when parsing subqueries, so the commit rewrites the query
expansion (currently only used for thread:{} queries) using only
Xapian. As a bonus it seems about 15% faster in initial experiments.
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
/* thread-fp.cc - "thread:" field processor glue
|
|
*
|
|
* This file is part of notmuch.
|
|
*
|
|
* Copyright © 2018 David Bremner
|
|
*
|
|
* 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 https://www.gnu.org/licenses/ .
|
|
*
|
|
* Author: David Bremner <david@tethera.net>
|
|
*/
|
|
|
|
#include "database-private.h"
|
|
#include "thread-fp.h"
|
|
#include <iostream>
|
|
|
|
Xapian::Query
|
|
ThreadFieldProcessor::operator() (const std::string & str)
|
|
{
|
|
notmuch_status_t status;
|
|
const char *thread_prefix = _find_prefix ("thread");
|
|
|
|
if (str.at (0) == '{') {
|
|
if (str.size () <= 1 || str.at (str.size () - 1) != '}') {
|
|
throw Xapian::QueryParserError ("missing } in '" + str + "'");
|
|
} else {
|
|
Xapian::Query subquery;
|
|
Xapian::Query query;
|
|
std::string msg;
|
|
std::string subquery_str = str.substr (1, str.size () - 2);
|
|
|
|
status = _notmuch_query_string_to_xapian_query (notmuch, subquery_str, subquery, msg);
|
|
if (status)
|
|
throw Xapian::QueryParserError (msg);
|
|
|
|
status = _notmuch_query_expand (notmuch, "thread", subquery, query, msg);
|
|
if (status)
|
|
throw Xapian::QueryParserError (msg);
|
|
|
|
return query;
|
|
}
|
|
} else {
|
|
/* literal thread id */
|
|
std::string term = thread_prefix + str;
|
|
return Xapian::Query (term);
|
|
}
|
|
|
|
}
|