notmuch/lib/parse-time-vrp.cc
Daniel Kahn Gillmor 6a833a6e83 Use https instead of http where possible
Many of the external links found in the notmuch source can be resolved
using https instead of http.  This changeset addresses as many as i
could find, without touching the e-mail corpus or expected outputs
found in tests.
2016-06-05 08:32:17 -03:00

87 lines
2.8 KiB
C++

/* parse-time-vrp.cc - date range query glue
*
* This file is part of notmuch.
*
* Copyright © 2012 Jani Nikula
*
* 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: Jani Nikula <jani@nikula.org>
*/
#include "database-private.h"
#include "parse-time-vrp.h"
#include "parse-time-string.h"
#define PREFIX "date:"
/* See *ValueRangeProcessor in xapian-core/api/valuerangeproc.cc */
Xapian::valueno
ParseTimeValueRangeProcessor::operator() (std::string &begin, std::string &end)
{
time_t t, now;
std::string b;
/* Require date: prefix in start of the range... */
if (STRNCMP_LITERAL (begin.c_str (), PREFIX))
return Xapian::BAD_VALUENO;
/* ...and remove it. */
begin.erase (0, sizeof (PREFIX) - 1);
b = begin;
/* Use the same 'now' for begin and end. */
if (time (&now) == (time_t) -1)
return Xapian::BAD_VALUENO;
if (!begin.empty ()) {
if (parse_time_string (begin.c_str (), &t, &now, PARSE_TIME_ROUND_DOWN))
return Xapian::BAD_VALUENO;
begin.assign (Xapian::sortable_serialise ((double) t));
}
if (!end.empty ()) {
if (end == "!" && ! b.empty ())
end = b;
if (parse_time_string (end.c_str (), &t, &now, PARSE_TIME_ROUND_UP_INCLUSIVE))
return Xapian::BAD_VALUENO;
end.assign (Xapian::sortable_serialise ((double) t));
}
return valno;
}
#if HAVE_XAPIAN_FIELD_PROCESSOR
/* XXX TODO: is throwing an exception the right thing to do here? */
Xapian::Query DateFieldProcessor::operator()(const std::string & str) {
time_t from, to, now;
/* Use the same 'now' for begin and end. */
if (time (&now) == (time_t) -1)
throw Xapian::QueryParserError("Unable to get current time");
if (parse_time_string (str.c_str (), &from, &now, PARSE_TIME_ROUND_DOWN))
throw Xapian::QueryParserError ("Didn't understand date specification '" + str + "'");
if (parse_time_string (str.c_str (), &to, &now, PARSE_TIME_ROUND_UP_INCLUSIVE))
throw Xapian::QueryParserError ("Didn't understand date specification '" + str + "'");
return Xapian::Query(Xapian::Query::OP_AND,
Xapian::Query(Xapian::Query::OP_VALUE_GE, 0, Xapian::sortable_serialise ((double) from)),
Xapian::Query(Xapian::Query::OP_VALUE_LE, 0, Xapian::sortable_serialise ((double) to)));
}
#endif