1 /*
2 * $Id$
3 *
4 * (c) 2004 by Kalle Wallin <kaw@linux.se>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
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 USA
18 *
19 */
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <unistd.h>
24 #include <signal.h>
25 #include <string.h>
26 #include <glib.h>
28 #include "config.h"
29 #include "ncmpc.h"
30 #include "mpdclient.h"
31 #include "support.h"
32 #include "options.h"
33 #include "conf.h"
34 #include "command.h"
35 #include "screen.h"
36 #include "screen_utils.h"
37 #include "strfsong.h"
39 #define BUFSIZE 1024
41 static mpdclient_t *mpd = NULL;
42 static gboolean connected = FALSE;
43 static GTimer *timer = NULL;
45 static gchar *
46 error_msg(gchar *msg)
47 {
48 gchar *p;
50 if( (p=strchr(msg, '}' )) == NULL )
51 return msg;
52 while( p && *p && (*p=='}' || *p==' ') )
53 p++;
55 return p;
56 }
58 static void
59 error_callback(mpdclient_t *c, gint error, gchar *msg)
60 {
61 gint code = GET_ACK_ERROR_CODE(error);
63 error = error & 0xFF;
64 D("Error [%d:%d]> \"%s\"\n", error, code, msg);
65 switch(error)
66 {
67 case MPD_ERROR_CONNPORT:
68 case MPD_ERROR_NORESPONSE:
69 break;
70 case MPD_ERROR_ACK:
71 screen_status_printf("%s", error_msg(msg));
72 screen_bell();
73 break;
74 default:
75 screen_status_printf("%s", msg);
76 screen_bell();
77 doupdate();
78 connected = FALSE;
79 }
80 }
82 static void
83 update_xterm_title(void)
84 {
85 static char title[BUFSIZE];
86 char tmp[BUFSIZE];
87 mpd_Status *status = NULL;
88 mpd_Song *song = NULL;
90 if( mpd )
91 {
92 status = mpd->status;
93 song = mpd->song;
94 }
96 if(options.xterm_title_format && status && song && IS_PLAYING(status->state))
97 {
98 strfsong(tmp, BUFSIZE, options.xterm_title_format, song);
99 }
100 else
101 strncpy(tmp, PACKAGE " version " VERSION, BUFSIZE);
103 if( strcmp(title,tmp) )
104 {
105 strncpy(title, tmp, BUFSIZE);
106 set_xterm_title(title);
107 }
108 }
110 void
111 exit_and_cleanup(void)
112 {
113 screen_exit();
114 set_xterm_title("");
115 printf("\n");
116 if( mpd )
117 {
118 mpdclient_disconnect(mpd);
119 mpd = mpdclient_free(mpd);
120 }
121 g_free(options.host);
122 g_free(options.password);
123 g_free(options.list_format);
124 g_free(options.status_format);
125 if( timer )
126 g_timer_destroy(timer);
127 }
129 void
130 catch_sigint( int sig )
131 {
132 printf("\n%s\n", _("Exiting..."));
133 exit(EXIT_SUCCESS);
134 }
136 #ifdef DEBUG
137 void
138 D(char *format, ...)
139 {
140 if( options.debug )
141 {
142 gchar *msg;
143 va_list ap;
145 va_start(ap,format);
146 msg = g_strdup_vprintf(format,ap);
147 va_end(ap);
148 fprintf(stderr, "%s", msg);
149 g_free(msg);
150 }
151 }
152 #endif
154 int
155 main(int argc, const char *argv[])
156 {
157 options_t *options;
158 struct sigaction act;
159 const char *charset = NULL;
160 gboolean key_error;
162 #ifdef HAVE_LOCALE_H
163 /* time and date formatting */
164 setlocale(LC_TIME,"");
165 /* charset */
166 setlocale(LC_CTYPE,"");
167 /* initialize charset conversions */
168 charset_init(g_get_charset(&charset));
169 D("charset: %s\n", charset);
170 #endif
172 /* initialize i18n support */
173 #ifdef ENABLE_NLS
174 setlocale(LC_MESSAGES, "");
175 bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);
176 bind_textdomain_codeset(GETTEXT_PACKAGE, charset);
177 textdomain(GETTEXT_PACKAGE);
178 #endif
180 /* initialize options */
181 options = options_init();
183 /* parse command line options - 1 pass get configuration files */
184 options_parse(argc, argv);
186 /* read configuration */
187 read_configuration(options);
189 /* check key bindings */
190 key_error = check_key_bindings(NULL, NULL, 0);
192 /* parse command line options - 2 pass */
193 options_parse(argc, argv);
195 /* setup signal behavior - SIGINT */
196 sigemptyset( &act.sa_mask );
197 act.sa_flags = 0;
198 act.sa_handler = catch_sigint;
199 if( sigaction( SIGINT, &act, NULL )<0 )
200 {
201 perror("signal");
202 exit(EXIT_FAILURE);
203 }
204 /* setup signal behavior - SIGTERM */
205 sigemptyset( &act.sa_mask );
206 act.sa_flags = 0;
207 act.sa_handler = catch_sigint;
208 if( sigaction( SIGTERM, &act, NULL )<0 )
209 {
210 perror("sigaction()");
211 exit(EXIT_FAILURE);
212 }
214 /* install exit function */
215 atexit(exit_and_cleanup);
217 /* connect to our music player daemon */
218 mpd = mpdclient_new();
219 if( mpdclient_connect(mpd,
220 options->host,
221 options->port,
222 10.0,
223 options->password) )
224 {
225 exit(EXIT_FAILURE);
226 }
227 connected = TRUE;
228 D("Connected to MPD version %d.%d.%d\n",
229 mpd->connection->version[0],
230 mpd->connection->version[1],
231 mpd->connection->version[2]);
233 /* quit if mpd is pre 0.11.0 - song id not supported by mpd */
234 if( MPD_VERSION_LT(mpd, 0,11,0) )
235 {
236 fprintf(stderr,
237 _("Error: MPD version %d.%d.%d is to old (0.11.0 needed).\n"),
238 mpd->connection->version[0],
239 mpd->connection->version[1],
240 mpd->connection->version[2]);
241 exit(EXIT_FAILURE);
242 }
244 /* initialize curses */
245 screen_init(mpd);
247 /* install error callback function */
248 mpdclient_install_error_callback(mpd, error_callback);
250 /* initialize timer */
251 timer = g_timer_new();
253 connected = TRUE;
254 while( connected || options->reconnect )
255 {
256 static gdouble t = G_MAXDOUBLE;
258 if( key_error )
259 {
260 char buf[BUFSIZE];
262 key_error=check_key_bindings(NULL, buf, BUFSIZE);
263 screen_status_printf("%s", buf);
264 }
266 if( connected && (t>=MPD_UPDATE_TIME || mpd->need_update) )
267 {
268 mpdclient_update(mpd);
269 g_timer_start(timer);
270 }
272 if( connected )
273 {
274 command_t cmd;
276 screen_update(mpd);
277 if( (cmd=get_keyboard_command()) != CMD_NONE )
278 {
279 screen_cmd(mpd, cmd);
280 if( cmd==CMD_VOLUME_UP || cmd==CMD_VOLUME_DOWN)
281 /* make shure we dont update the volume yet */
282 g_timer_start(timer);
283 }
284 else
285 screen_idle(mpd);
286 }
287 else if( options->reconnect )
288 {
289 screen_status_printf(_("Connecting to %s... [Press %s to abort]"),
290 options->host, get_key_names(CMD_QUIT,0) );
292 if( get_keyboard_command_with_timeout(MPD_RECONNECT_TIME)==CMD_QUIT)
293 exit(EXIT_SUCCESS);
295 if( mpdclient_connect(mpd,
296 options->host,
297 options->port,
298 1.5,
299 options->password) == 0 )
300 {
301 screen_status_printf(_("Connected to %s!"), options->host);
302 connected = TRUE;
303 }
304 doupdate();
305 }
306 if( options->enable_xterm_title )
307 update_xterm_title();
308 t = g_timer_elapsed(timer, NULL);
309 }
310 exit(EXIT_FAILURE);
311 }