blob: ed49e536f5db32b456ce996f10b2f1117e404754 (
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
68
69
70
71
72
73
74
75
76
77
78
|
// fts_matcher.h
/**
* Copyright (C) 2012 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* 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 GNU Affero General 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.
*/
#pragma once
#include "mongo/db/fts/fts_query.h"
#include "mongo/db/fts/fts_spec.h"
#include "mongo/db/fts/tokenizer.h"
namespace mongo {
namespace fts {
class FTSMatcher {
public:
FTSMatcher( const FTSQuery& query, const FTSSpec& spec );
/**
* @return true if obj has a negated term
*/
bool hasNegativeTerm(const BSONObj& obj ) const;
/**
* @return true if obj is ok by all phrases
* so all full phrases and no negated
*/
bool phrasesMatch( const BSONObj& obj ) const;
bool phraseMatch( const string& phrase, const BSONObj& obj ) const;
bool matchesNonTerm( const BSONObj& obj ) const {
return !hasNegativeTerm( obj ) && phrasesMatch( obj );
}
private:
/**
* @return true if raw has a negated term
*/
bool _hasNegativeTerm_string( const string& raw ) const;
/**
* @return true if raw has a phrase
*/
bool _phraseMatches( const string& phrase, const string& raw ) const;
FTSQuery _query;
FTSSpec _spec;
Stemmer _stemmer;
};
}
}
|