2 * This file is part of DisOrder.
3 * Copyright (C) 2004, 2005, 2006 Richard Kettlewell
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.
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.
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
25 #include <sys/types.h>
26 #include <sys/socket.h>
38 #include "configuration.h"
52 #include "authorize.h"
55 static int auto_reconfigure
;
57 static const struct option options
[] = {
58 { "help", no_argument
, 0, 'h' },
59 { "version", no_argument
, 0, 'V' },
60 { "config", required_argument
, 0, 'c' },
61 { "debug", no_argument
, 0, 'd' },
62 { "help-commands", no_argument
, 0, 'H' },
66 /* display usage message and terminate */
67 static void help(void) {
69 " disorder [OPTIONS] COMMAND ...\n"
71 " --help, -h Display usage message\n"
72 " --help-commands, -H List commands\n"
73 " --version, -V Display version number\n"
74 " --config PATH, -c PATH Set configuration file\n"
75 " --debug, -d Turn on debugging\n");
80 /* display version number and terminate */
81 static void version(void) {
82 xprintf("disorder version %s\n", disorder_version_string
);
87 static void cf_version(disorder_client
*c
,
88 char attribute((unused
)) **argv
) {
91 if(disorder_version(c
, &v
)) exit(EXIT_FAILURE
);
92 xprintf("%s\n", nullcheck(utf82mb(v
)));
95 static void print_queue_entry(const struct queue_entry
*q
) {
96 if(q
->track
) xprintf("track %s\n", nullcheck(utf82mb(q
->track
)));
97 if(q
->id
) xprintf(" id %s\n", nullcheck(utf82mb(q
->id
)));
98 if(q
->submitter
) xprintf(" submitted by %s at %s",
99 nullcheck(utf82mb(q
->submitter
)), ctime(&q
->when
));
100 if(q
->played
) xprintf(" played at %s", ctime(&q
->played
));
101 if(q
->state
== playing_started
102 || q
->state
== playing_paused
) xprintf(" %lds so far", q
->sofar
);
103 else if(q
->expected
) xprintf(" might start at %s", ctime(&q
->expected
));
104 if(q
->scratched
) xprintf(" scratched by %s\n",
105 nullcheck(utf82mb(q
->scratched
)));
106 else xprintf(" %s\n", playing_states
[q
->state
]);
107 if(q
->wstat
) xprintf(" %s\n", wstat(q
->wstat
));
110 static void cf_playing(disorder_client
*c
,
111 char attribute((unused
)) **argv
) {
112 struct queue_entry
*q
;
114 if(disorder_playing(c
, &q
)) exit(EXIT_FAILURE
);
116 print_queue_entry(q
);
118 xprintf("nothing\n");
121 static void cf_play(disorder_client
*c
, char **argv
) {
123 if(disorder_play(c
, *argv
++)) exit(EXIT_FAILURE
);
126 static void cf_remove(disorder_client
*c
, char **argv
) {
127 if(disorder_remove(c
, argv
[0])) exit(EXIT_FAILURE
);
130 static void cf_disable(disorder_client
*c
,
131 char attribute((unused
)) **argv
) {
132 if(disorder_disable(c
)) exit(EXIT_FAILURE
);
135 static void cf_enable(disorder_client
*c
, char attribute((unused
)) **argv
) {
136 if(disorder_enable(c
)) exit(EXIT_FAILURE
);
139 static void cf_scratch(disorder_client
*c
,
141 if(disorder_scratch(c
, argv
[0])) exit(EXIT_FAILURE
);
144 static void cf_shutdown(disorder_client
*c
,
145 char attribute((unused
)) **argv
) {
146 if(disorder_shutdown(c
)) exit(EXIT_FAILURE
);
149 static void cf_reconfigure(disorder_client
*c
,
150 char attribute((unused
)) **argv
) {
151 if(disorder_reconfigure(c
)) exit(EXIT_FAILURE
);
154 static void cf_rescan(disorder_client
*c
, char attribute((unused
)) **argv
) {
155 if(disorder_rescan(c
)) exit(EXIT_FAILURE
);
158 static void cf_somequeue(disorder_client
*c
,
159 int (*fn
)(disorder_client
*c
,
160 struct queue_entry
**qp
)) {
161 struct queue_entry
*q
;
163 if(fn(c
, &q
)) exit(EXIT_FAILURE
);
165 print_queue_entry(q
);
170 static void cf_recent(disorder_client
*c
, char attribute((unused
)) **argv
) {
171 cf_somequeue(c
, disorder_recent
);
174 static void cf_queue(disorder_client
*c
, char attribute((unused
)) **argv
) {
175 cf_somequeue(c
, disorder_queue
);
178 static void cf_quack(disorder_client
attribute((unused
)) *c
,
179 char attribute((unused
)) **argv
) {
181 " .------------------.\n"
182 " | Naath is a babe! |\n"
183 " `---------+--------'\n"
187 "~~~~~~~~~~~~~~~~~~~~~~\n"
191 static void cf_somelist(disorder_client
*c
, char **argv
,
192 int (*fn
)(disorder_client
*c
,
193 const char *arg
, const char *re
,
194 char ***vecp
, int *nvecp
)) {
199 re
= xstrdup(argv
[1] + 1);
202 if(fn(c
, argv
[0], re
, &vec
, 0)) exit(EXIT_FAILURE
);
204 xprintf("%s\n", nullcheck(utf82mb(*vec
++)));
207 static int isarg_regexp(const char *s
) {
211 static void cf_dirs(disorder_client
*c
,
213 cf_somelist(c
, argv
, disorder_directories
);
216 static void cf_files(disorder_client
*c
, char **argv
) {
217 cf_somelist(c
, argv
, disorder_files
);
220 static void cf_allfiles(disorder_client
*c
, char **argv
) {
221 cf_somelist(c
, argv
, disorder_allfiles
);
224 static void cf_get(disorder_client
*c
, char **argv
) {
227 if(disorder_get(c
, argv
[0], argv
[1], &value
)) exit(EXIT_FAILURE
);
228 xprintf("%s\n", nullcheck(utf82mb(value
)));
231 static void cf_length(disorder_client
*c
, char **argv
) {
234 if(disorder_length(c
, argv
[0], &length
)) exit(EXIT_FAILURE
);
235 xprintf("%ld\n", length
);
238 static void cf_set(disorder_client
*c
, char **argv
) {
239 if(disorder_set(c
, argv
[0], argv
[1], argv
[2])) exit(EXIT_FAILURE
);
242 static void cf_unset(disorder_client
*c
, char **argv
) {
243 if(disorder_unset(c
, argv
[0], argv
[1])) exit(EXIT_FAILURE
);
246 static void cf_prefs(disorder_client
*c
, char **argv
) {
249 if(disorder_prefs(c
, argv
[0], &k
)) exit(EXIT_FAILURE
);
250 for(; k
; k
= k
->next
)
252 nullcheck(utf82mb(k
->name
)), nullcheck(utf82mb(k
->value
)));
255 static void cf_search(disorder_client
*c
, char **argv
) {
259 if(disorder_search(c
, *argv
, &results
, &nresults
)) exit(EXIT_FAILURE
);
260 for(n
= 0; n
< nresults
; ++n
)
261 xprintf("%s\n", nullcheck(utf82mb(results
[n
])));
264 static void cf_random_disable(disorder_client
*c
,
265 char attribute((unused
)) **argv
) {
266 if(disorder_random_disable(c
)) exit(EXIT_FAILURE
);
269 static void cf_random_enable(disorder_client
*c
,
270 char attribute((unused
)) **argv
) {
271 if(disorder_random_enable(c
)) exit(EXIT_FAILURE
);
274 static void cf_stats(disorder_client
*c
,
275 char attribute((unused
)) **argv
) {
278 if(disorder_stats(c
, &vec
, 0)) exit(EXIT_FAILURE
);
280 xprintf("%s\n", nullcheck(utf82mb(*vec
++)));
283 static void cf_get_volume(disorder_client
*c
,
284 char attribute((unused
)) **argv
) {
287 if(disorder_get_volume(c
, &l
, &r
)) exit(EXIT_FAILURE
);
288 xprintf("%d %d\n", l
, r
);
291 static void cf_set_volume(disorder_client
*c
,
293 if(disorder_set_volume(c
, atoi(argv
[0]), atoi(argv
[1]))) exit(EXIT_FAILURE
);
296 static void cf_become(disorder_client
*c
,
298 if(disorder_become(c
, argv
[0])) exit(EXIT_FAILURE
);
301 static void cf_log(disorder_client
*c
,
302 char attribute((unused
)) **argv
) {
303 if(disorder_log(c
, sink_stdio("stdout", stdout
))) exit(EXIT_FAILURE
);
306 static void cf_move(disorder_client
*c
,
311 if((e
= xstrtol(&n
, argv
[1], 0, 10)))
312 fatal(e
, "cannot convert '%s'", argv
[1]);
313 if(n
> INT_MAX
|| n
< INT_MIN
)
314 fatal(e
, "%ld out of range", n
);
315 if(disorder_move(c
, argv
[0], (int)n
)) exit(EXIT_FAILURE
);
318 static void cf_part(disorder_client
*c
,
322 if(disorder_part(c
, &s
, argv
[0], argv
[1], argv
[2])) exit(EXIT_FAILURE
);
323 xprintf("%s\n", nullcheck(utf82mb(s
)));
326 static int isarg_filename(const char *s
) {
330 static void cf_authorize(disorder_client
attribute((unused
)) *c
,
332 if(!authorize(argv
[0]))
333 auto_reconfigure
= 1;
336 static void cf_resolve(disorder_client
*c
,
340 if(disorder_resolve(c
, &track
, argv
[0])) exit(EXIT_FAILURE
);
341 xprintf("%s\n", nullcheck(utf82mb(track
)));
344 static void cf_pause(disorder_client
*c
,
345 char attribute((unused
)) **argv
) {
346 if(disorder_pause(c
)) exit(EXIT_FAILURE
);
349 static void cf_resume(disorder_client
*c
,
350 char attribute((unused
)) **argv
) {
351 if(disorder_resume(c
)) exit(EXIT_FAILURE
);
354 static void cf_tags(disorder_client
*c
,
355 char attribute((unused
)) **argv
) {
358 if(disorder_tags(c
, &vec
, 0)) exit(EXIT_FAILURE
);
360 xprintf("%s\n", nullcheck(utf82mb(*vec
++)));
363 static void cf_get_global(disorder_client
*c
, char **argv
) {
366 if(disorder_get_global(c
, argv
[0], &value
)) exit(EXIT_FAILURE
);
367 xprintf("%s\n", nullcheck(utf82mb(value
)));
370 static void cf_set_global(disorder_client
*c
, char **argv
) {
371 if(disorder_set_global(c
, argv
[0], argv
[1])) exit(EXIT_FAILURE
);
374 static void cf_unset_global(disorder_client
*c
, char **argv
) {
375 if(disorder_unset_global(c
, argv
[0])) exit(EXIT_FAILURE
);
378 static const struct command
{
381 void (*fn
)(disorder_client
*c
, char **);
382 int (*isarg
)(const char *);
383 const char *argstr
, *desc
;
385 { "allfiles", 1, 2, cf_allfiles
, isarg_regexp
, "DIR [~REGEXP]",
386 "List all files and directories in DIR" },
387 { "authorize", 1, 1, cf_authorize
, 0, "USER",
388 "Authorize USER to connect to the server" },
389 { "become", 1, 1, cf_become
, 0, "USER",
390 "Become user USER" },
391 { "dirs", 1, 2, cf_dirs
, isarg_regexp
, "DIR [~REGEXP]",
392 "List directories in DIR" },
393 { "disable", 0, 0, cf_disable
, 0, "",
395 { "disable-random", 0, 0, cf_random_disable
, 0, "",
396 "Disable random play" },
397 { "enable", 0, 0, cf_enable
, 0, "",
399 { "enable-random", 0, 0, cf_random_enable
, 0, "",
400 "Enable random play" },
401 { "files", 1, 2, cf_files
, isarg_regexp
, "DIR [~REGEXP]",
402 "List files in DIR" },
403 { "get", 2, 2, cf_get
, 0, "TRACK NAME",
404 "Get a preference value" },
405 { "get-global", 1, 1, cf_get_global
, 0, "NAME",
406 "Get a global preference value" },
407 { "get-volume", 0, 0, cf_get_volume
, 0, "",
408 "Get the current volume" },
409 { "length", 1, 1, cf_length
, 0, "TRACK",
410 "Get the length of TRACK in seconds" },
411 { "log", 0, 0, cf_log
, 0, "",
412 "Copy event log to stdout" },
413 { "move", 2, 2, cf_move
, 0, "TRACK DELTA",
414 "Move a track in the queue" },
415 { "part", 3, 3, cf_part
, 0, "TRACK CONTEXT PART",
416 "Find a track name part" },
417 { "pause", 0, 0, cf_pause
, 0, "",
418 "Pause the currently playing track" },
419 { "play", 1, INT_MAX
, cf_play
, isarg_filename
, "TRACKS...",
420 "Add TRACKS to the end of the queue" },
421 { "playing", 0, 0, cf_playing
, 0, "",
422 "Report the playing track" },
423 { "prefs", 1, 1, cf_prefs
, 0, "TRACK",
424 "Display all the preferences for TRACK" },
425 { "quack", 0, 0, cf_quack
, 0, 0, 0 },
426 { "queue", 0, 0, cf_queue
, 0, "",
427 "Display the current queue" },
428 { "random-disable", 0, 0, cf_random_disable
, 0, "",
429 "Disable random play" },
430 { "random-enable", 0, 0, cf_random_enable
, 0, "",
431 "Enable random play" },
432 { "recent", 0, 0, cf_recent
, 0, "",
433 "Display recently played track" },
434 { "reconfigure", 0, 0, cf_reconfigure
, 0, "",
435 "Reconfigure the daemon" },
436 { "remove", 1, 1, cf_remove
, 0, "TRACK",
437 "Remove a track from the queue" },
438 { "rescan", 0, 0, cf_rescan
, 0, "",
439 "Rescan for new tracks" },
440 { "resolve", 1, 1, cf_resolve
, 0, "TRACK",
441 "Resolve alias for TRACK" },
442 { "resume", 0, 0, cf_resume
, 0, "",
443 "Resume after a pause" },
444 { "scratch", 0, 0, cf_scratch
, 0, "",
445 "Scratch the currently playing track" },
446 { "scratch-id", 1, 1, cf_scratch
, 0, "ID",
447 "Scratch the currently playing track" },
448 { "search", 1, 1, cf_search
, 0, "WORDS",
449 "Display tracks matching all the words" },
450 { "set", 3, 3, cf_set
, 0, "TRACK NAME VALUE",
451 "Set a preference value" },
452 { "set-global", 2, 2, cf_set_global
, 0, "NAME VALUE",
453 "Set a global preference value" },
454 { "set-volume", 2, 2, cf_set_volume
, 0, "LEFT RIGHT",
456 { "shutdown", 0, 0, cf_shutdown
, 0, "",
457 "Shut down the daemon" },
458 { "stats", 0, 0, cf_stats
, 0, "",
459 "Display server statistics" },
460 { "tags", 0, 0, cf_tags
, 0, "",
462 { "unset", 2, 2, cf_unset
, 0, "TRACK NAME",
463 "Unset a preference" },
464 { "unset-global", 1, 1, cf_unset_global
, 0, "NAME",
465 "Unset a global preference" },
466 { "version", 0, 0, cf_version
, 0, "",
467 "Display the server version" },
470 static void help_commands(void) {
471 unsigned n
, max
= 0, l
;
473 xprintf("Command summary:\n");
474 for(n
= 0; n
< sizeof commands
/ sizeof *commands
; ++n
) {
475 if(!commands
[n
].desc
) continue;
476 l
= strlen(commands
[n
].name
);
477 if(*commands
[n
].argstr
)
478 l
+= strlen(commands
[n
].argstr
) + 1;
482 for(n
= 0; n
< sizeof commands
/ sizeof *commands
; ++n
) {
483 if(!commands
[n
].desc
) continue;
484 l
= strlen(commands
[n
].name
);
485 if(*commands
[n
].argstr
)
486 l
+= strlen(commands
[n
].argstr
) + 1;
487 xprintf(" %s%s%s%*s %s\n", commands
[n
].name
,
488 *commands
[n
].argstr ?
" " : "",
497 int main(int argc
, char **argv
) {
499 disorder_client
*c
= 0;
505 if(!setlocale(LC_CTYPE
, "")) fatal(errno
, "error calling setlocale");
506 while((n
= getopt_long(argc
, argv
, "hVc:dHL", options
, 0)) >= 0) {
509 case 'H': help_commands();
511 case 'c': configfile
= optarg
; break;
512 case 'd': debugging
= 1; break;
513 default: fatal(0, "invalid option");
516 if(config_read()) fatal(0, "cannot read configuration");
517 if(!(c
= disorder_new(1))) exit(EXIT_FAILURE
);
518 s
= config_get_file("socket");
519 if(disorder_connect(c
)) exit(EXIT_FAILURE
);
521 /* accumulate command args */
523 if((i
= TABLE_FIND(commands
, struct command
, name
, argv
[n
])) < 0)
524 fatal(0, "unknown command '%s'", argv
[n
]);
525 if(n
+ commands
[i
].min
>= argc
)
526 fatal(0, "missing arguments to '%s'", argv
[n
]);
529 for(j
= 0; j
< commands
[i
].min
; ++j
)
530 vector_append(&args
, nullcheck(mb2utf8(argv
[n
+ j
])));
531 for(; j
< commands
[i
].max
533 && commands
[i
].isarg(argv
[n
+ j
]); ++j
)
534 vector_append(&args
, nullcheck(mb2utf8(argv
[n
+ j
])));
535 vector_terminate(&args
);
536 commands
[i
].fn(c
, args
.vec
);
539 if(auto_reconfigure
) {
541 if(disorder_reconfigure(c
)) exit(EXIT_FAILURE
);
543 if(c
&& disorder_close(c
)) exit(EXIT_FAILURE
);
544 if(fclose(stdout
) < 0) fatal(errno
, "error closing stdout");