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
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
/* the Music Player Daemon (MPD)
* (c)2007 by Warren Dukes (warren.dukes@gmail.com)
* This project's homepage is: http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "locate.h"
#include "path.h"
#include "utils.h"
#include "tag.h"
#include "song.h"
#include <glib.h>
#define LOCATE_TAG_FILE_KEY "file"
#define LOCATE_TAG_FILE_KEY_OLD "filename"
#define LOCATE_TAG_ANY_KEY "any"
int getLocateTagItemType(const char *str)
{
int i;
if (0 == strcasecmp(str, LOCATE_TAG_FILE_KEY) ||
0 == strcasecmp(str, LOCATE_TAG_FILE_KEY_OLD))
{
return LOCATE_TAG_FILE_TYPE;
}
if (0 == strcasecmp(str, LOCATE_TAG_ANY_KEY))
{
return LOCATE_TAG_ANY_TYPE;
}
for (i = 0; i < TAG_NUM_OF_ITEM_TYPES; i++)
{
if (0 == strcasecmp(str, mpdTagItemKeys[i]))
return i;
}
return -1;
}
static int initLocateTagItem(LocateTagItem * item,
const char *typeStr, const char *needle)
{
item->tagType = getLocateTagItemType(typeStr);
if (item->tagType < 0)
return -1;
item->needle = xstrdup(needle);
return 0;
}
LocateTagItem *newLocateTagItem(const char *typeStr, const char *needle)
{
LocateTagItem *ret = xmalloc(sizeof(LocateTagItem));
if (initLocateTagItem(ret, typeStr, needle) < 0) {
free(ret);
ret = NULL;
}
return ret;
}
void freeLocateTagItemArray(int count, LocateTagItem * array)
{
int i;
for (i = 0; i < count; i++)
free(array[i].needle);
free(array);
}
int newLocateTagItemArrayFromArgArray(char *argArray[],
int numArgs, LocateTagItem ** arrayRet)
{
int i, j;
LocateTagItem *item;
if (numArgs == 0)
return 0;
if (numArgs % 2 != 0)
return -1;
*arrayRet = xmalloc(sizeof(LocateTagItem) * numArgs / 2);
for (i = 0, item = *arrayRet; i < numArgs / 2; i++, item++) {
if (initLocateTagItem
(item, argArray[i * 2], argArray[i * 2 + 1]) < 0)
goto fail;
}
return numArgs / 2;
fail:
for (j = 0; j < i; j++) {
free((*arrayRet)[j].needle);
}
free(*arrayRet);
*arrayRet = NULL;
return -1;
}
void freeLocateTagItem(LocateTagItem * item)
{
free(item->needle);
free(item);
}
static int
strstrSearchTag(struct song *song, enum tag_type type, char *str)
{
int i;
char *duplicate;
int ret = 0;
int8_t visitedTypes[TAG_NUM_OF_ITEM_TYPES] = { 0 };
if (type == LOCATE_TAG_FILE_TYPE || type == LOCATE_TAG_ANY_TYPE) {
char path_max_tmp[MPD_PATH_MAX], *p;
song_get_url(song, path_max_tmp);
p = g_utf8_casefold(path_max_tmp, -1);
if (strstr(p, str))
ret = 1;
g_free(p);
if (ret == 1 || type == LOCATE_TAG_FILE_TYPE)
return ret;
}
if (!song->tag)
return 0;
for (i = 0; i < song->tag->numOfItems && !ret; i++) {
visitedTypes[song->tag->items[i]->type] = 1;
if (type != LOCATE_TAG_ANY_TYPE &&
song->tag->items[i]->type != type) {
continue;
}
duplicate = g_utf8_casefold(song->tag->items[i]->value, -1);
if (*str && strstr(duplicate, str))
ret = 1;
g_free(duplicate);
}
/** If the search critieron was not visited during the sweep
* through the song's tag, it means this field is absent from
* the tag or empty. Thus, if the searched string is also
* empty (first char is a \0), then it's a match as well and
* we should return 1.
*/
if (!*str && !visitedTypes[type])
return 1;
return ret;
}
int
strstrSearchTags(struct song *song, int numItems, LocateTagItem *items)
{
int i;
for (i = 0; i < numItems; i++) {
if (!strstrSearchTag(song, items[i].tagType,
items[i].needle)) {
return 0;
}
}
return 1;
}
static int
tagItemFoundAndMatches(struct song *song, enum tag_type type, char *str)
{
int i;
int8_t visitedTypes[TAG_NUM_OF_ITEM_TYPES] = { 0 };
if (type == LOCATE_TAG_FILE_TYPE || type == LOCATE_TAG_ANY_TYPE) {
char path_max_tmp[MPD_PATH_MAX];
if (0 == strcmp(str, song_get_url(song, path_max_tmp)))
return 1;
if (type == LOCATE_TAG_FILE_TYPE)
return 0;
}
if (!song->tag)
return 0;
for (i = 0; i < song->tag->numOfItems; i++) {
visitedTypes[song->tag->items[i]->type] = 1;
if (type != LOCATE_TAG_ANY_TYPE &&
song->tag->items[i]->type != type) {
continue;
}
if (0 == strcmp(str, song->tag->items[i]->value))
return 1;
}
/** If the search critieron was not visited during the sweep
* through the song's tag, it means this field is absent from
* the tag or empty. Thus, if the searched string is also
* empty (first char is a \0), then it's a match as well and
* we should return 1.
*/
if (!*str && !visitedTypes[type])
return 1;
return 0;
}
int
tagItemsFoundAndMatches(struct song *song, int numItems,
LocateTagItem * items)
{
int i;
for (i = 0; i < numItems; i++) {
if (!tagItemFoundAndMatches(song, items[i].tagType,
items[i].needle)) {
return 0;
}
}
return 1;
}
|
