f3cc155ed5edf0fb81e29f875d73bb43f036340a
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 <ncurses.h>
27 #include <glib.h>
29 #include "config.h"
30 #include "ncmpc.h"
31 #include "mpdclient.h"
32 #include "support.h"
33 #include "options.h"
34 #include "conf.h"
35 #include "command.h"
36 #include "src_lyrics.h"
37 #include "screen.h"
38 #include "screen_utils.h"
39 #include "strfsong.h"
41 #define BUFSIZE 1024
43 static mpdclient_t *mpd = NULL;
44 static gboolean connected = FALSE;
45 static GTimer *timer = NULL;
47 static gchar *
48 error_msg(gchar *msg)
49 {
50 gchar *p;
52 if( (p=strchr(msg, '}' )) == NULL )
53 return msg;
54 while( p && *p && (*p=='}' || *p==' ') )
55 p++;
57 return p;
58 }
60 static void
61 error_callback(mpdclient_t *c, gint error, gchar *msg)
62 {
63 gint code = GET_ACK_ERROR_CODE(error);
65 error = error & 0xFF;
66 D("Error [%d:%d]> \"%s\"\n", error, code, msg);
67 switch(error)
68 {
69 case MPD_ERROR_CONNPORT:
70 case MPD_ERROR_NORESPONSE:
71 break;
72 case MPD_ERROR_ACK:
73 screen_status_printf("%s", error_msg(msg));
74 screen_bell();
75 break;
76 default:
77 screen_status_printf("%s", msg);
78 screen_bell();
79 doupdate();
80 connected = FALSE;
81 }
82 }
84 static void
85 update_xterm_title(void)
86 {
87 static char title[BUFSIZE];
88 char tmp[BUFSIZE];
89 mpd_Status *status = NULL;
90 mpd_Song *song = NULL;
92 if( mpd )
93 {
94 status = mpd->status;
95 song = mpd->song;
96 }
98 if(options.xterm_title_format && status && song && IS_PLAYING(status->state))
99 {
100 strfsong(tmp, BUFSIZE, options.xterm_title_format, song);
101 }
102 else
103 g_strlcpy(tmp, PACKAGE " version " VERSION, BUFSIZE);
105 if( strncmp(title,tmp,BUFSIZE) )
106 {
107 g_strlcpy(title, tmp, BUFSIZE);
108 set_xterm_title("%s", title);
109 }
110 }
112 void
113 exit_and_cleanup(void)
114 {
115 screen_exit();
116 set_xterm_title("");
117 printf("\n");
118 if( mpd )
119 {
120 mpdclient_disconnect(mpd);
121 mpd = mpdclient_free(mpd);
122 }
123 g_free(options.host);
124 g_free(options.password);
125 g_free(options.list_format);
126 g_free(options.status_format);
127 g_free(options.scroll_sep);
128 if( timer )
129 g_timer_destroy(timer);
130 }
132 void
133 catch_sigint( int sig )
134 {
135 printf("\n%s\n", _("Exiting..."));
136 exit(EXIT_SUCCESS);
137 }
139 void
140 catch_sigcont( int sig )
141 {
142 D("catch_sigcont()\n");
143 #ifdef ENABLE_RAW_MODE
144 reset_prog_mode(); /* restore tty modes */
145 refresh();
146 #endif
147 screen_resize();
148 }
150 void
151 sigstop(void)
152 {
153 def_prog_mode(); /* save the tty modes */
154 endwin(); /* end curses mode temporarily */
155 kill(0, SIGSTOP); /* issue SIGSTOP */
156 }
158 #ifdef DEBUG
159 void
160 D(char *format, ...)
161 {
162 if( options.debug )
163 {
164 gchar *msg;
165 va_list ap;
167 va_start(ap,format);
168 msg = g_strdup_vprintf(format,ap);
169 va_end(ap);
170 fprintf(stderr, "%s", msg);
171 g_free(msg);
172 }
173 }
174 #endif
176 int
177 main(int argc, const char *argv[])
178 {
179 options_t *options;
180 struct sigaction act;
181 const char *charset = NULL;
182 gboolean key_error;
184 #ifdef HAVE_LOCALE_H
185 /* time and date formatting */
186 setlocale(LC_TIME,"");
187 /* care about sorting order etc */
188 setlocale(LC_COLLATE,"");
189 /* charset */
190 setlocale(LC_CTYPE,"");
191 /* initialize charset conversions */
192 charset_init(g_get_charset(&charset));
193 D("charset: %s\n", charset);
194 #endif
196 /* initialize i18n support */
197 #ifdef ENABLE_NLS
198 setlocale(LC_MESSAGES, "");
199 bindtextdomain(GETTEXT_PACKAGE, LOCALE_DIR);
200 bind_textdomain_codeset(GETTEXT_PACKAGE, charset);
201 textdomain(GETTEXT_PACKAGE);
202 #endif
204 /* initialize options */
205 options = options_init();
207 /* parse command line options - 1 pass get configuration files */
208 options_parse(argc, argv);
210 /* read configuration */
211 read_configuration(options);
213 /* check key bindings */
214 key_error = check_key_bindings(NULL, NULL, 0);
216 /* parse command line options - 2 pass */
217 options_parse(argc, argv);
219 /* setup signal behavior - SIGINT */
220 sigemptyset( &act.sa_mask );
221 act.sa_flags = 0;
222 act.sa_handler = catch_sigint;
223 if( sigaction(SIGINT, &act, NULL)<0 )
224 {
225 perror("signal");
226 exit(EXIT_FAILURE);
227 }
228 /* setup signal behavior - SIGTERM */
229 sigemptyset( &act.sa_mask );
230 act.sa_flags = 0;
231 act.sa_handler = catch_sigint;
232 if( sigaction(SIGTERM, &act, NULL)<0 )
233 {
234 perror("sigaction()");
235 exit(EXIT_FAILURE);
236 }
237 /* setup signal behavior - SIGCONT */
238 sigemptyset( &act.sa_mask );
239 act.sa_flags = 0;
240 act.sa_handler = catch_sigcont;
241 if( sigaction(SIGCONT, &act, NULL)<0 )
242 {
243 perror("sigaction(SIGCONT)");
244 exit(EXIT_FAILURE);
245 }
247 /* setup signal behaviour - SIGHUP*/
248 sigemptyset( &act.sa_mask );
249 act.sa_flags = 0;
250 act.sa_handler = catch_sigint;
251 if( sigaction(SIGHUP, &act, NULL)<0 )
252 {
253 perror("sigaction(SIGHUP)");
254 exit(EXIT_FAILURE);
255 }
257 /* install exit function */
258 atexit(exit_and_cleanup);
260 ncurses_init();
262 src_lyr_init ();
264 /* connect to our music player daemon */
265 mpd = mpdclient_new();
267 if( mpdclient_connect(mpd,
268 options->host,
269 options->port,
270 10.0,
271 options->password) )
272 {
273 exit(EXIT_FAILURE);
274 }
276 /* if no password is used, but the mpd wants one, the connection
277 might be established but no status information is avaiable */
278 mpdclient_update(mpd);
279 if(!mpd->status)
280 {
281 screen_auth(mpd);
282 }
283 if(!mpd->status) exit(EXIT_FAILURE);
285 connected = TRUE;
286 D("Connected to MPD version %d.%d.%d\n",
287 mpd->connection->version[0],
288 mpd->connection->version[1],
289 mpd->connection->version[2]);
291 /* quit if mpd is pre 0.11.0 - song id not supported by mpd */
292 if( MPD_VERSION_LT(mpd, 0,11,0) )
293 {
294 fprintf(stderr,
295 _("Error: MPD version %d.%d.%d is to old (0.11.0 needed).\n"),
296 mpd->connection->version[0],
297 mpd->connection->version[1],
298 mpd->connection->version[2]);
299 exit(EXIT_FAILURE);
300 }
302 /* initialize curses */
303 screen_init(mpd);
304 /* install error callback function */
305 mpdclient_install_error_callback(mpd, error_callback);
307 /* initialize timer */
308 timer = g_timer_new();
310 connected = TRUE;
311 while( connected || options->reconnect )
312 {
313 static gdouble t = G_MAXDOUBLE;
315 if( key_error )
316 {
317 char buf[BUFSIZE];
319 key_error=check_key_bindings(NULL, buf, BUFSIZE);
320 screen_status_printf("%s", buf);
321 }
323 if( connected && (t>=MPD_UPDATE_TIME || mpd->need_update) )
324 {
325 mpdclient_update(mpd);
326 g_timer_start(timer);
327 }
329 if( connected )
330 {
331 command_t cmd;
333 screen_update(mpd);
334 if( (cmd=get_keyboard_command()) != CMD_NONE )
335 {
336 screen_cmd(mpd, cmd);
337 if( cmd==CMD_VOLUME_UP || cmd==CMD_VOLUME_DOWN)
338 /* make shure we dont update the volume yet */
339 g_timer_start(timer);
340 }
341 else
342 screen_idle(mpd);
343 }
344 else if( options->reconnect )
345 {
346 screen_status_printf(_("Connecting to %s... [Press %s to abort]"),
347 options->host, get_key_names(CMD_QUIT,0) );
349 if( get_keyboard_command_with_timeout(MPD_RECONNECT_TIME)==CMD_QUIT)
350 exit(EXIT_SUCCESS);
352 if( mpdclient_connect(mpd,
353 options->host,
354 options->port,
355 1.5,
356 options->password) == 0 )
357 {
358 screen_status_printf(_("Connected to %s!"), options->host);
359 connected = TRUE;
360 }
361 doupdate();
362 }
363 if( options->enable_xterm_title )
364 update_xterm_title();
365 t = g_timer_elapsed(timer, NULL);
366 }
367 exit(EXIT_FAILURE);
368 }