460b9539 |
1 | /* |
2 | * This file is part of DisOrder. |
3 | * Copyright (C) 2006 Richard Kettlewell |
4 | * |
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. |
9 | * |
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. |
14 | * |
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 |
18 | * USA |
19 | */ |
20 | |
05b75f8d |
21 | #include "common.h" |
460b9539 |
22 | |
23 | #include <sys/select.h> |
460b9539 |
24 | #include <errno.h> |
460b9539 |
25 | #include <time.h> |
26 | |
27 | #include "queue.h" |
28 | #include "mem.h" |
29 | #include "log.h" |
30 | #include "eclient.h" |
31 | #include "configuration.h" |
32 | #include "syscalls.h" |
33 | #include "wstat.h" |
34 | #include "charset.h" |
35 | |
36 | /* TODO: a more comprehensive test */ |
37 | |
38 | static fd_set rfd, wfd; |
39 | static int maxfd; |
40 | static disorder_eclient *clients[1024]; |
41 | static char **tracks; |
42 | static disorder_eclient *c; |
43 | static char u_value; |
44 | static int quit; |
45 | |
46 | static const char *modes[] = { "none", "read", "write", "read write" }; |
47 | |
48 | static void cb_comms_error(void *u, const char *msg) { |
49 | assert(u == &u_value); |
50 | fprintf(stderr, "! comms error: %s\n", msg); |
51 | } |
52 | |
53 | static void cb_protocol_error(void *u, |
54 | void attribute((unused)) *v, |
55 | int attribute((unused)) code, |
56 | const char *msg) { |
57 | assert(u == &u_value); |
58 | fprintf(stderr, "! protocol error: %s\n", msg); |
59 | } |
60 | |
61 | static void cb_poll(void *u, disorder_eclient *c_, int fd, unsigned mode) { |
62 | assert(u == &u_value); |
63 | assert(fd >= 0); |
64 | assert(fd < 1024); /* bodge */ |
65 | fprintf(stderr, " poll callback %d %s\n", fd, modes[mode]); |
66 | if(mode & DISORDER_POLL_READ) |
67 | FD_SET(fd, &rfd); |
68 | else |
69 | FD_CLR(fd, &rfd); |
70 | if(mode & DISORDER_POLL_WRITE) |
71 | FD_SET(fd, &wfd); |
72 | else |
73 | FD_CLR(fd, &wfd); |
74 | clients[fd] = mode ? c_ : 0; |
75 | if(fd > maxfd) maxfd = fd; |
76 | } |
77 | |
78 | static void cb_report(void attribute((unused)) *u, |
79 | const char attribute((unused)) *msg) { |
80 | } |
81 | |
82 | static const disorder_eclient_callbacks callbacks = { |
83 | cb_comms_error, |
84 | cb_protocol_error, |
85 | cb_poll, |
86 | cb_report |
87 | }; |
88 | |
89 | /* cheap plastic event loop */ |
90 | static void loop(void) { |
91 | int n; |
92 | |
93 | while(!quit) { |
94 | fd_set r = rfd, w = wfd; |
95 | n = select(maxfd + 1, &r, &w, 0, 0); |
96 | if(n < 0) { |
97 | if(errno == EINTR) continue; |
98 | fatal(errno, "select"); |
99 | } |
100 | for(n = 0; n <= maxfd; ++n) |
101 | if(clients[n] && (FD_ISSET(n, &r) || FD_ISSET(n, &w))) |
102 | disorder_eclient_polled(clients[n], |
103 | ((FD_ISSET(n, &r) ? DISORDER_POLL_READ : 0) |
104 | |(FD_ISSET(n, &w) ? DISORDER_POLL_WRITE : 0))); |
105 | } |
106 | printf(". quit\n"); |
107 | } |
108 | |
109 | static void done(void) { |
110 | printf(". done\n"); |
111 | disorder_eclient_close(c); |
112 | quit = 1; |
113 | } |
114 | |
115 | static void play_completed(void *v) { |
116 | assert(v == tracks); |
117 | printf("* played: %s\n", *tracks); |
118 | ++tracks; |
119 | if(*tracks) { |
120 | if(disorder_eclient_play(c, *tracks, play_completed, tracks)) |
121 | exit(1); |
122 | } else |
123 | done(); |
124 | } |
125 | |
126 | static void version_completed(void *v, const char *value) { |
127 | printf("* version: %s\n", value); |
128 | if(v) { |
129 | if(*tracks) { |
130 | if(disorder_eclient_play(c, *tracks, play_completed, tracks)) |
131 | exit(1); |
132 | } else |
133 | done(); |
134 | } |
135 | } |
136 | |
137 | /* TODO: de-dupe with disorder.c */ |
138 | static void print_queue_entry(const struct queue_entry *q) { |
139 | if(q->track) xprintf("track %s\n", nullcheck(utf82mb(q->track))); |
140 | if(q->id) xprintf(" id %s\n", nullcheck(utf82mb(q->id))); |
141 | if(q->submitter) xprintf(" submitted by %s at %s", |
142 | nullcheck(utf82mb(q->submitter)), ctime(&q->when)); |
143 | if(q->played) xprintf(" played at %s", ctime(&q->played)); |
144 | if(q->state == playing_started |
145 | || q->state == playing_paused) xprintf(" %lds so far", q->sofar); |
146 | else if(q->expected) xprintf(" might start at %s", ctime(&q->expected)); |
147 | if(q->scratched) xprintf(" scratched by %s\n", |
148 | nullcheck(utf82mb(q->scratched))); |
149 | else xprintf(" %s\n", playing_states[q->state]); |
150 | if(q->wstat) xprintf(" %s\n", wstat(q->wstat)); |
151 | } |
152 | |
153 | static void recent_completed(void *v, struct queue_entry *q) { |
154 | assert(v == 0); |
155 | for(; q; q = q->next) |
156 | print_queue_entry(q); |
157 | if(disorder_eclient_version(c, version_completed, (void *)"")) exit(1); |
158 | } |
159 | |
160 | int main(int argc, char **argv) { |
161 | assert(argc > 0); |
320598d4 |
162 | mem_init(); |
460b9539 |
163 | debugging = 0; /* turn on for even more verbosity */ |
c00fce3a |
164 | if(config_read(0)) fatal(0, "config_read failed"); |
460b9539 |
165 | tracks = &argv[1]; |
166 | c = disorder_eclient_new(&callbacks, &u_value); |
167 | assert(c != 0); |
168 | /* stack up several version commands to test pipelining */ |
169 | if(disorder_eclient_version(c, version_completed, 0)) exit(1); |
170 | if(disorder_eclient_version(c, version_completed, 0)) exit(1); |
171 | if(disorder_eclient_version(c, version_completed, 0)) exit(1); |
172 | if(disorder_eclient_version(c, version_completed, 0)) exit(1); |
173 | if(disorder_eclient_version(c, version_completed, 0)) exit(1); |
174 | if(disorder_eclient_recent(c, recent_completed, 0)) exit(1); |
175 | loop(); |
176 | exit(0); |
177 | } |
178 | |
179 | /* |
180 | Local Variables: |
181 | c-basic-offset:2 |
182 | comment-column:40 |
183 | End: |
184 | */ |