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1 | /* |
2 | * This file is part of DisOrder |
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3 | * Copyright (C) 2005, 2006, 2007 Richard Kettlewell |
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4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, but |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
18 | * USA |
19 | */ |
20 | |
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21 | #include "common.h" |
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22 | |
23 | #include <pcre.h> |
24 | #include <fnmatch.h> |
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25 | |
26 | #include "trackname.h" |
27 | #include "configuration.h" |
28 | #include "regsub.h" |
29 | #include "log.h" |
30 | #include "filepart.h" |
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31 | #include "unicode.h" |
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32 | |
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33 | const struct collection *find_track_collection(const char *track) { |
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34 | int n; |
35 | size_t l, tl = strlen(track); |
36 | |
37 | for(n = 0; n < config->collection.n; ++n) { |
38 | l = strlen(config->collection.s[n].root); |
39 | if(tl > l |
40 | && !strncmp(track, config->collection.s[n].root, l) |
41 | && track[l] == '/') |
42 | break; |
43 | } |
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44 | if(n < config->collection.n) |
45 | return &config->collection.s[n]; |
46 | else |
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47 | return 0; |
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48 | } |
49 | |
50 | const char *find_track_root(const char *track) { |
51 | const struct collection *c = find_track_collection(track); |
52 | if(c) |
53 | return c->root; |
54 | error(0, "found track in no collection '%s'", track); |
55 | return 0; |
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56 | } |
57 | |
58 | const char *track_rootless(const char *track) { |
59 | const char *root; |
60 | |
61 | if(!(root = find_track_root(track))) return 0; |
62 | return track + strlen(root); |
63 | } |
64 | |
65 | const char *trackname_part(const char *track, |
66 | const char *context, |
67 | const char *part) { |
68 | int n; |
69 | const char *replaced, *rootless; |
70 | |
71 | assert(track != 0); |
72 | if(!strcmp(part, "path")) return track; |
73 | if(!strcmp(part, "ext")) return extension(track); |
74 | if((rootless = track_rootless(track))) track = rootless; |
75 | for(n = 0; n < config->namepart.n; ++n) { |
76 | if(!strcmp(config->namepart.s[n].part, part) |
77 | && fnmatch(config->namepart.s[n].context, context, 0) == 0) { |
78 | if((replaced = regsub(config->namepart.s[n].re, |
79 | track, |
80 | config->namepart.s[n].replace, |
81 | config->namepart.s[n].reflags |
82 | |REGSUB_MUST_MATCH |
83 | |REGSUB_REPLACE))) |
84 | return replaced; |
85 | } |
86 | } |
87 | return ""; |
88 | } |
89 | |
90 | const char *trackname_transform(const char *type, |
91 | const char *subject, |
92 | const char *context) { |
93 | const char *replaced; |
94 | int n; |
95 | const struct transform *k; |
96 | |
97 | for(n = 0; n < config->transform.n; ++n) { |
98 | k = &config->transform.t[n]; |
99 | if(strcmp(k->type, type)) |
100 | continue; |
101 | if(fnmatch(k->context, context, 0) != 0) |
102 | continue; |
103 | if((replaced = regsub(k->re, subject, k->replace, k->flags))) |
104 | subject = replaced; |
105 | } |
106 | return subject; |
107 | } |
108 | |
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109 | /* |
110 | Local Variables: |
111 | c-basic-offset:2 |
112 | comment-column:40 |
113 | fill-column:79 |
114 | End: |
115 | */ |