aboutsummaryrefslogtreecommitdiffstats
path: root/plugin_xmms.c
blob: 400c55c76c008e808180782852afdbca1befc5b0 (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
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
/* $Id: plugin_xmms.c,v 1.8 2004/02/05 23:58:18 mkeil Exp $
 *
 * XMMS-Plugin for LCD4Linux
 * Copyright 2003 Markus Keil <markus_keil@t-online.de>
 *
 * This file is part of LCD4Linux.
 *
 * LCD4Linux 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, or (at your option)
 * any later version.
 *
 * LCD4Linux 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *
 * $Log: plugin_xmms.c,v $
 * Revision 1.8  2004/02/05 23:58:18  mkeil
 * Fixed/Optimized Hashage-timings
 *
 * Revision 1.7  2004/01/29 04:40:02  reinelt
 * every .c file includes "config.h" now
 *
 * Revision 1.6  2004/01/21 11:31:23  reinelt
 * two bugs with hash_age() ixed
 *
 * Revision 1.5  2004/01/21 10:48:17  reinelt
 * hash_age function added
 *
 * Revision 1.4  2004/01/16 11:12:26  reinelt
 * some bugs in plugin_xmms fixed, parsing moved to own function
 * plugin_proc_stat nearly finished
 *
 * Revision 1.3  2004/01/16 10:09:49  mkeil
 *   -include caching for values
 *
 * Revision 1.2  2004/01/06 22:33:14  reinelt
 * Copyright statements cleaned up
 *
 * Revision 1.1  2003/12/19 06:27:33  reinelt
 * added XMMS plugin from Markus Keil
 *
 */

/* 
 * exported functions:
 *
 * int plugin_init_xmms (void)
 *  adds parser for /tmp/xmms-info
 *
 */


/*
 * The Argument 'arg1' must be one of these Things (without brackets):
 *
 * 'Title' - The title of the current song
 * 'Status' - The status of XMMS (playing, pause, ...)
 * 'Tunes in playlist' - How many entries are in the playlist
 * 'Currently playing' - which playlist-entry is playing
 * 'uSecPosition' - The position of the title in seconds (usefull for bargraphs ;-) )
 * 'Position' - The position of the title in mm:ss
 * 'uSecTime' - The length of the current title in seconds
 * 'Time' - The length of the current title in mm:ss
 * 'Current bitrate' - The current bitrate in bit
 * 'Samping Frequency' - The current samplingfreqency in Hz
 * 'Channels' - The current number of audiochannels
 * 'File' - The full path of the current file
 * 
 * These arguments are case-sensitive
 */


#include "config.h"

#include <string.h>
#include <stdio.h>
#include <ctype.h>

#include "hash.h"
#include "debug.h"
#include "plugin.h"


static HASH xmms = { 0, };


static int parse_xmms_info (void)
{
  int age;
  FILE *xmms_stream;
  char zeile[200];
  
  // reread every 100msec only
  age=hash_age(&xmms, NULL, NULL);
  if (age>=0 && age<=200) return 0;
  // Open Filestream for '/tmp/xmms-info'
  xmms_stream = fopen("/tmp/xmms-info","r");

  // Check for File
  if( !xmms_stream ) {
    error("Error: Cannot open XMMS-Info Stream! Is XMMS started?");
    return -1;
  }
  
  // Read Lines from the Stream
  while(fgets(zeile,sizeof(zeile),xmms_stream)) {
    char *c, *key, *val;
    c=strchr(zeile, ':');
    if (c==NULL) continue;
    key=zeile; val=c+1;
    // strip leading blanks from key
    while (isspace(*key)) *key++='\0';
    // strip trailing blanks from key
    do *c='\0'; while (isspace(*--c));
    // strip leading blanks from value
    while (isspace(*val)) *val++='\0';
    // strip trailing blanks from value
    for (c=val; *c!='\0';c++);
    while (isspace(*--c)) *c='\0';
    hash_set (&xmms, key, val);
  }
  
  fclose(xmms_stream);
  return 0;
  
}

static void my_xmms (RESULT *result, RESULT *arg1)
{	
  char *key, *val;

  if (parse_xmms_info()<0) {
    SetResult(&result, R_STRING, ""); 
    return;
  }
   
  key=R2S(arg1);
  val=hash_get(&xmms, key);
  if (val==NULL) val="";
  
  SetResult(&result, R_STRING, val);
}


int plugin_init_xmms (void)
{

  // register xmms info
  AddFunction ("xmms", 1, my_xmms);

  return 0;
}