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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
|
/*
Copyright (c) 2008-2010
Lars-Dominik Braun <PromyLOPh@lavabit.com>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
#define _POSIX_C_SOURCE 1 /* fileno() */
#define _BSD_SOURCE /* strdup() */
/* system includes */
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/select.h>
#include <time.h>
#include <ctype.h>
/* open () */
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
/* tcset/getattr () */
#include <termios.h>
#include <pthread.h>
#include <assert.h>
/* pandora.com library */
#include <piano.h>
#include "player.h"
#include "settings.h"
#include "terminal.h"
#include "config.h"
#include "ui.h"
#include "ui_act.h"
#include "ui_readline.h"
int main (int argc, char **argv) {
/* handles */
PianoHandle_t ph;
WaitressHandle_t waith;
static struct audioPlayer player;
BarSettings_t settings;
pthread_t playerThread;
/* playlist; first item is current song */
PianoSong_t *playlist = NULL;
PianoSong_t *songHistory = NULL;
PianoStation_t *curStation = NULL;
char doQuit = 0;
/* FIXME: max path length? */
char ctlPath[1024];
FILE *ctlFd = NULL;
struct timeval selectTimeout;
int maxFd, selectFds[2];
fd_set readSet, readSetCopy;
char buf = '\0';
/* terminal attributes _before_ we started messing around with ~ECHO */
struct termios termOrig;
/* save terminal attributes, before disabling echoing */
BarTermSave (&termOrig);
BarTermSetEcho (0);
BarTermSetBuffer (0);
/* init some things */
ao_initialize ();
PianoInit (&ph);
WaitressInit (&waith);
strncpy (waith.host, PIANO_RPC_HOST, sizeof (waith.host)-1);
strncpy (waith.port, PIANO_RPC_PORT, sizeof (waith.port)-1);
BarSettingsInit (&settings);
BarSettingsRead (&settings);
BarUiMsg (MSG_NONE, "Welcome to " PACKAGE "! Press %c for a list of commands.\n",
settings.keys[BAR_KS_HELP]);
/* init fds */
FD_ZERO(&readSet);
selectFds[0] = fileno (stdin);
FD_SET(selectFds[0], &readSet);
maxFd = selectFds[0] + 1;
BarGetXdgConfigDir (PACKAGE "/ctl", ctlPath, sizeof (ctlPath));
/* FIXME: why is r_+_ required? */
ctlFd = fopen (ctlPath, "r+");
if (ctlFd != NULL) {
selectFds[1] = fileno (ctlFd);
FD_SET(selectFds[1], &readSet);
/* assuming ctlFd is always > stdin */
maxFd = selectFds[1] + 1;
BarUiMsg (MSG_INFO, "Control fifo at %s opened\n", ctlPath);
}
if (settings.username == NULL) {
char nameBuf[100];
BarUiMsg (MSG_QUESTION, "Username: ");
BarReadlineStr (nameBuf, sizeof (nameBuf), 0, stdin);
settings.username = strdup (nameBuf);
}
if (settings.password == NULL) {
char passBuf[100];
BarUiMsg (MSG_QUESTION, "Password: ");
BarReadlineStr (passBuf, sizeof (passBuf), 1, stdin);
settings.password = strdup (passBuf);
}
/* set up proxy (control proxy for non-us citizen or global proxy for poor
* firewalled fellows) */
if (settings.controlProxy != NULL) {
/* control proxy overrides global proxy */
char tmpPath[2];
WaitressSplitUrl (settings.controlProxy, waith.proxyHost,
sizeof (waith.proxyHost), waith.proxyPort,
sizeof (waith.proxyPort), tmpPath, sizeof (tmpPath));
} else if (settings.proxy != NULL && strlen (settings.proxy) > 0) {
char tmpPath[2];
WaitressSplitUrl (settings.proxy, waith.proxyHost,
sizeof (waith.proxyHost), waith.proxyPort,
sizeof (waith.proxyPort), tmpPath, sizeof (tmpPath));
}
{
PianoReturn_t pRet;
WaitressReturn_t wRet;
PianoRequestDataLogin_t reqData;
reqData.user = settings.username;
reqData.password = settings.password;
BarUiMsg (MSG_INFO, "Login... ");
if (!BarUiPianoCall (&ph, PIANO_REQUEST_LOGIN, &waith, &reqData, &pRet,
&wRet)) {
BarTermRestore (&termOrig);
return 0;
}
}
{
PianoReturn_t pRet;
WaitressReturn_t wRet;
BarUiMsg (MSG_INFO, "Get stations... ");
if (!BarUiPianoCall (&ph, PIANO_REQUEST_GET_STATIONS, &waith, NULL,
&pRet, &wRet)) {
BarTermRestore (&termOrig);
return 0;
}
}
/* try to get autostart station */
if (settings.autostartStation != NULL) {
curStation = PianoFindStationById (ph.stations,
settings.autostartStation);
if (curStation == NULL) {
BarUiMsg (MSG_ERR, "Error: Autostart station not found.\n");
}
}
/* no autostart? ask the user */
if (curStation == NULL) {
curStation = BarUiSelectStation (&ph, "Select station: ",
settings.sortOrder, stdin);
}
if (curStation != NULL) {
BarUiPrintStation (curStation);
}
/* little hack, needed to signal: hey! we need a playlist, but don't
* free anything (there is nothing to be freed yet) */
memset (&player, 0, sizeof (player));
while (!doQuit) {
/* song finished playing, clean up things/scrobble song */
if (player.mode == PLAYER_FINISHED_PLAYBACK) {
BarUiStartEventCmd (&settings, "songfinish", curStation, playlist,
&player, PIANO_RET_OK, WAITRESS_RET_OK);
/* FIXME: pthread_join blocks everything if network connection
* is hung up e.g. */
void *threadRet;
pthread_join (playerThread, &threadRet);
/* don't continue playback if thread reports error */
if (threadRet != (void *) PLAYER_RET_OK) {
curStation = NULL;
}
memset (&player, 0, sizeof (player));
}
/* check whether player finished playing and start playing new
* song */
if (player.mode >= PLAYER_FINISHED_PLAYBACK ||
player.mode == PLAYER_FREED) {
if (curStation != NULL) {
/* what's next? */
if (playlist != NULL) {
if (settings.history != 0) {
/* prepend song to history list */
PianoSong_t *tmpSong = songHistory;
songHistory = playlist;
/* select next song */
playlist = playlist->next;
songHistory->next = tmpSong;
/* limit history's length */
/* start with 1, so we're stopping at n-1 and have the
* chance to set ->next = NULL */
unsigned int i = 1;
tmpSong = songHistory;
while (i < settings.history && tmpSong != NULL) {
tmpSong = tmpSong->next;
++i;
}
/* if too many songs in history... */
if (tmpSong != NULL) {
PianoSong_t *delSong = tmpSong->next;
tmpSong->next = NULL;
if (delSong != NULL) {
PianoDestroyPlaylist (delSong);
}
}
} else {
/* don't keep history */
playlist = playlist->next;
}
}
if (playlist == NULL) {
PianoReturn_t pRet;
WaitressReturn_t wRet;
PianoRequestDataGetPlaylist_t reqData;
reqData.station = curStation;
reqData.format = settings.audioFormat;
BarUiMsg (MSG_INFO, "Receiving new playlist... ");
if (!BarUiPianoCall (&ph, PIANO_REQUEST_GET_PLAYLIST,
&waith, &reqData, &pRet, &wRet)) {
curStation = NULL;
} else {
playlist = reqData.retPlaylist;
if (playlist == NULL) {
BarUiMsg (MSG_INFO, "No tracks left.\n");
curStation = NULL;
}
}
BarUiStartEventCmd (&settings, "stationfetchplaylist",
curStation, playlist, &player, pRet, wRet);
}
/* song ready to play */
if (playlist != NULL) {
BarUiPrintSong (playlist, curStation->isQuickMix ?
PianoFindStationById (ph.stations,
playlist->stationId) : NULL);
if (playlist->audioUrl == NULL) {
BarUiMsg (MSG_ERR, "Invalid song url.\n");
} else {
/* setup player */
memset (&player, 0, sizeof (player));
WaitressInit (&player.waith);
WaitressSetUrl (&player.waith, playlist->audioUrl);
/* set up global proxy, player is NULLed on songfinish */
if (settings.proxy != NULL) {
char tmpPath[2];
WaitressSplitUrl (settings.proxy,
player.waith.proxyHost,
sizeof (player.waith.proxyHost),
player.waith.proxyPort,
sizeof (player.waith.proxyPort), tmpPath,
sizeof (tmpPath));
}
player.gain = playlist->fileGain;
player.audioFormat = playlist->audioFormat;
/* throw event */
BarUiStartEventCmd (&settings, "songstart", curStation,
playlist, &player, PIANO_RET_OK,
WAITRESS_RET_OK);
/* prevent race condition, mode must _not_ be FREED if
* thread has been started */
player.mode = PLAYER_STARTING;
/* start player */
pthread_create (&playerThread, NULL, BarPlayerThread,
&player);
} /* end if audioUrl == NULL */
} /* end if playlist != NULL */
} /* end if curStation != NULL */
}
/* select modifies its arguments => copy the set */
memcpy (&readSetCopy, &readSet, sizeof (readSet));
selectTimeout.tv_sec = 1;
selectTimeout.tv_usec = 0;
/* in the meantime: wait for user actions */
if (select (maxFd, &readSetCopy, NULL, NULL, &selectTimeout) > 0) {
FILE *curFd = NULL;
if (FD_ISSET(selectFds[0], &readSetCopy)) {
curFd = stdin;
} else if (FD_ISSET(selectFds[1], &readSetCopy)) {
curFd = ctlFd;
}
buf = fgetc (curFd);
size_t i;
for (i = 0; i < BAR_KS_COUNT; i++) {
if (settings.keys[i] == buf) {
BarKeyShortcutFunc_t idToF[] = {BarUiActHelp,
BarUiActLoveSong, BarUiActBanSong,
BarUiActAddMusic, BarUiActCreateStation,
BarUiActDeleteStation, BarUiActExplain,
BarUiActStationFromGenre, BarUiActHistory,
BarUiActSongInfo, BarUiActAddSharedStation,
BarUiActMoveSong, BarUiActSkipSong, BarUiActPause,
BarUiActQuit, BarUiActRenameStation,
BarUiActSelectStation, BarUiActTempBanSong,
BarUiActPrintUpcoming, BarUiActSelectQuickMix,
BarUiActDebug, BarUiActBookmark};
idToF[i] (&ph, &waith, &player, &settings, &playlist,
&curStation, &songHistory, &doQuit, curFd);
break;
}
}
}
/* show time */
if (player.mode >= PLAYER_SAMPLESIZE_INITIALIZED &&
player.mode < PLAYER_FINISHED_PLAYBACK) {
/* Ugly: songDuration is unsigned _long_ int! Lets hope this won't
* overflow */
int songRemaining = (signed long int) (player.songDuration - player.songPlayed)
/ BAR_PLAYER_MS_TO_S_FACTOR;
char pos = 0;
if (songRemaining < 0) {
/* Use plus sign if song is longer than expected */
pos = 1;
songRemaining = -songRemaining;
}
BarUiMsg (MSG_TIME, "%c%02i:%02i/%02i:%02i\r", (pos ? '+' : '-'),
songRemaining / 60, songRemaining % 60,
player.songDuration / BAR_PLAYER_MS_TO_S_FACTOR / 60,
player.songDuration / BAR_PLAYER_MS_TO_S_FACTOR % 60);
}
}
/* destroy everything (including the world...) */
if (player.mode != PLAYER_FREED) {
pthread_join (playerThread, NULL);
}
if (ctlFd != NULL) {
fclose (ctlFd);
}
PianoDestroy (&ph);
PianoDestroyPlaylist (songHistory);
PianoDestroyPlaylist (playlist);
ao_shutdown();
BarSettingsDestroy (&settings);
/* restore terminal attributes, zsh doesn't need this, bash does... */
BarTermRestore (&termOrig);
return 0;
}
|