Sayonara Player
TagExpression.h
1 /* TagExpression.h */
2 
3 /* Copyright (C) 2011-2017 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 #ifndef TAGEXPRESSION_H
22 #define TAGEXPRESSION_H
23 
24 #include <QMap>
25 #include <QString>
26 #include <QStringList>
27 
28 
29 #define TAG_NONE
30 #define TAG_TITLE QString("<t>")
31 #define TAG_ALBUM QString("<al>")
32 #define TAG_ARTIST QString("<ar>")
33 #define TAG_TRACK_NUM QString("<nr>")
34 #define TAG_YEAR QString("<y>")
35 #define TAG_DISC QString("<d>")
36 #define TAG_IGNORE QString("<ign>")
37 
38 typedef QString Tag;
39 typedef QString ReplacedString;
40 
46 {
47 private:
48 
53 
57  QMap<Tag, QString> _tag_regex_map;
58  bool _valid;
59 
65  QString escape_special_chars(const QString& str) const;
66 
67 
73  QString calc_regex_string(const QStringList& splitted_tag_str) const;
74 
80  QStringList split_tag_string(const QString& tag_str) const;
81 
82 
83 public:
84 
85  TagExpression();
86  TagExpression(const QString& tag_str, const QString& filename);
87  virtual ~TagExpression();
88 
89 
96  bool update_tag(const QString& tag_str, const QString& filepath);
97 
104  bool check_tag(const Tag& tag, const QString& str);
105 
106  QMap<Tag, ReplacedString> get_tag_val_map() const;
107 };
108 
109 #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:45
bool update_tag(const QString &tag_str, const QString &filepath)
fills the _cap_map