summaryrefslogtreecommitdiff
path: root/src/mongo/db/matcher/matcher.cpp
blob: 5a24c854cc721f57b963b58f9f513a0509a358df (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
// matcher.cpp


/**
 *    Copyright (C) 2018-present MongoDB, Inc.
 *
 *    This program is free software: you can redistribute it and/or modify
 *    it under the terms of the Server Side Public License, version 1,
 *    as published by MongoDB, Inc.
 *
 *    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
 *    Server Side Public License for more details.
 *
 *    You should have received a copy of the Server Side Public License
 *    along with this program. If not, see
 *    <http://www.mongodb.com/licensing/server-side-public-license>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the Server Side Public License in all respects for
 *    all of the code used other than as permitted herein. If you modify file(s)
 *    with this exception, you may extend this exception to your version of the
 *    file(s), but you are not obligated to do so. If you do not wish to do so,
 *    delete this exception statement from your version. If you delete this
 *    exception statement from all source files in the program, then also delete
 *    it in the license file.
 */

#include "mongo/platform/basic.h"

#include "mongo/base/init.h"
#include "mongo/db/exec/working_set.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/matcher/expression_parser.h"
#include "mongo/db/matcher/matcher.h"
#include "mongo/db/matcher/path.h"
#include "mongo/util/mongoutils/str.h"
#include "mongo/util/stacktrace.h"

namespace mongo {

Matcher::Matcher(const BSONObj& pattern,
                 const boost::intrusive_ptr<ExpressionContext>& expCtx,
                 const ExtensionsCallback& extensionsCallback,
                 const MatchExpressionParser::AllowedFeatureSet allowedFeatures)
    : _pattern(pattern) {
    StatusWithMatchExpression statusWithMatcher =
        MatchExpressionParser::parse(pattern, expCtx, extensionsCallback, allowedFeatures);
    uassert(16810,
            mongoutils::str::stream() << "bad query: " << statusWithMatcher.getStatus().toString(),
            statusWithMatcher.isOK());

    _expression = std::move(statusWithMatcher.getValue());
}

bool Matcher::matches(const BSONObj& doc, MatchDetails* details) const {
    if (!_expression)
        return true;

    return _expression->matchesBSON(doc, details);
}

}  // namespace mongo