Sayonara Player
TagExpression.h
1 /* TagExpression.h */
2 
3 /* Copyright (C) 2011-2016 Lucio Carreras
4  *
5  * This file is part of sayonara player
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11 
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16 
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 
22 
23 #ifndef TAGEXPRESSION_H
24 #define TAGEXPRESSION_H
25 
26 #include <QMap>
27 #include <QString>
28 #include <QStringList>
29 
30 
31 #define TAG_NONE
32 #define TAG_TITLE QString("<t>")
33 #define TAG_ALBUM QString("<al>")
34 #define TAG_ARTIST QString("<ar>")
35 #define TAG_TRACK_NUM QString("<nr>")
36 #define TAG_YEAR QString("<y>")
37 #define TAG_DISC QString("<d>")
38 #define TAG_IGNORE QString("<ign>")
39 
40 
41 typedef QString Tag;
42 typedef QString ReplacedString;
43 
44 
50 
51 private:
52 
57 
61  QMap<Tag, QString> _tag_regex_map;
62  bool _valid;
63 
69  QString escape_special_chars(const QString& str) const;
70 
71 
77  QString calc_regex_string(const QStringList& splitted_tag_str) const;
78 
84  QStringList split_tag_string(const QString& tag_str) const;
85 
86 
87 public:
88 
89  TagExpression();
90  TagExpression(const QString& tag_str, const QString& filename);
91  virtual ~TagExpression();
92 
93 
100  bool update_tag(const QString& tag_str, const QString& filepath);
101 
108  bool check_tag(const Tag& tag, const QString& str);
109 
110  QMap<Tag, ReplacedString> get_tag_val_map() const;
111 };
112 
113 #endif // TAGEXPRESSION_H
bool check_tag(const Tag &tag, const QString &str)
checks, if one specific tag can be applied to the string
The TagExpression class.
Definition: TagExpression.h:49
bool update_tag(const QString &tag_str, const QString &filepath)
fills the _cap_map