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| | /* lastmod-fp.cc - lastmod range query glue
*
* This file is part of notmuch.
*
* Copyright © 2022 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 "lastmod-fp.h"
notmuch_status_t
_notmuch_lastmod_strings_to_query (notmuch_database_t *notmuch,
const std::string &from, const std::string &to,
Xapian::Query &output, std::string &msg)
{
long from_idx = 0L, to_idx = LONG_MAX;
long current;
std::string str;
/* revision should not change, but for the avoidance of doubt,
* grab for both ends of range, if needed*/
current = notmuch_database_get_revision (notmuch, NULL);
try {
if (from.empty ())
from_idx = 0L;
else
from_idx = std::stol (from);
} catch (std::logic_error &e) {
msg = "bad 'from' revision: '" + from + "'";
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}
if (from_idx < 0)
from_idx += current;
try {
if (EMPTY_STRING (to))
to_idx = LONG_MAX;
else
to_idx = std::stol (to);
} catch (std::logic_error &e) {
msg = "bad 'to' revision: '" + to + "'";
return NOTMUCH_STATUS_BAD_QUERY_SYNTAX;
}
if (to_idx < 0)
to_idx += current;
output = Xapian::Query (Xapian::Query::OP_VALUE_RANGE, NOTMUCH_VALUE_LAST_MOD,
Xapian::sortable_serialise (from_idx),
Xapian::sortable_serialise (to_idx));
return NOTMUCH_STATUS_SUCCESS;
}
Xapian::Query
LastModRangeProcessor::operator() (const std::string &begin, const std::string &end)
{
Xapian::Query output;
std::string msg;
if (_notmuch_lastmod_strings_to_query (notmuch, begin, end, output, msg))
throw Xapian::QueryParserError (msg);
return output;
}
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