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ympd/src/mpd_client.c

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/* myMPD
(c) 2018 Juergen Mang <mail@jcgames.de>
This project's homepage is: https://github.com/jcorporation/mympd
myMPD ist fork of:
ympd
(c) 2013-2014 Andrew Karpow <andy@ndyk.de>
This project's homepage is: http://www.ympd.org
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#include <libgen.h>
#include <ctype.h>
#include <libgen.h>
#include <poll.h>
#include <mpd/client.h>
#include "mpd_client.h"
#include "config.h"
#include "../dist/src/frozen/frozen.h"
const char * mpd_cmd_strs[] = {
MPD_CMDS(GEN_STR)
};
static inline enum mpd_cmd_ids get_cmd_id(const char *cmd) {
for (unsigned i = 0; i < sizeof(mpd_cmd_strs) / sizeof(mpd_cmd_strs[0]); i ++)
if (!strncmp(cmd, mpd_cmd_strs[i], strlen(mpd_cmd_strs[i])))
return i;
return -1;
}
enum mpd_idle idle_bitmask_save = 0;
void callback_mympd(struct mg_connection *nc, const struct mg_str msg) {
size_t n = 0;
char *cmd;
unsigned int uint_buf1, uint_buf2, uint_rc;
int je, int_buf1, int_buf2, int_rc;
float float_buf;
char *p_charbuf1, *p_charbuf2, *p_charbuf3, *p_charbuf4;
enum mpd_cmd_ids cmd_id;
struct pollfd fds[1];
int pollrc;
#ifdef DEBUG
fprintf(stderr, "Got request: %s\n", msg.p);
#endif
je = json_scanf(msg.p, msg.len, "{cmd: %Q}", &cmd);
if (je == 1)
cmd_id = get_cmd_id(cmd);
else
cmd_id = get_cmd_id("MPD_API_UNKNOWN");
if (cmd_id == -1)
cmd_id = get_cmd_id("MPD_API_UNKNOWN");
mpd_send_noidle(mpd.conn);
//save idle events (processing later)
fds[0].fd = mpd_connection_get_fd(mpd.conn);
fds[0].events = POLLIN;
pollrc = poll(fds, 1, 100);
if (pollrc > 0) {
idle_bitmask_save = mpd_recv_idle(mpd.conn, false);
#ifdef DEBUG
if (idle_bitmask_save > 0)
fprintf(stderr, "IDLE EVENT BEFORE REQUEST: %d\n", idle_bitmask_save);
#endif
}
mpd_response_finish(mpd.conn);
//handle request
#ifdef DEBUG
fprintf(stderr, "HANDLE REQUEST: %s\n", cmd);
#endif
switch(cmd_id) {
case MPD_API_UNKNOWN:
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"Unknown request\"}");
break;
case MPD_API_LIKE:
if (config.stickers) {
je = json_scanf(msg.p, msg.len, "{data: {uri: %Q, like: %d}}", &p_charbuf1, &uint_buf1);
if (je == 2) {
mympd_like_song_uri(p_charbuf1, uint_buf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
free(p_charbuf1);
}
}
else {
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"MPD stickers are disabled\"}");
}
break;
case MPD_API_PLAYER_STATE:
n = mympd_put_state(mpd.buf, &mpd.song_id, &mpd.next_song_id, &mpd.last_song_id, &mpd.queue_version, &mpd.queue_length);
break;
case MPD_API_SETTINGS_SET:
je = json_scanf(msg.p, msg.len, "{data: {notificationWeb: %B, notificationPage: %B, jukeboxMode: %d, jukeboxPlaylist: %Q, jukeboxQueueLength: %d}}",
&mympd_state.notificationWeb,
&mympd_state.notificationPage,
&mympd_state.jukeboxMode,
&mympd_state.jukeboxPlaylist,
&mympd_state.jukeboxQueueLength);
if (je == 5) {
char tmpfile[400];
char statefile[400];
snprintf(tmpfile, 400, "%s/tmp/mympd.state", config.varlibdir );
snprintf(statefile, 400, "%s/mympd.state", config.varlibdir );
json_fprintf(tmpfile, "{notificationWeb: %B, notificationPage: %B, jukeboxMode: %d, jukeboxPlaylist: %Q, jukeboxQueueLength: %d}",
mympd_state.notificationWeb,
mympd_state.notificationPage,
mympd_state.jukeboxMode,
mympd_state.jukeboxPlaylist,
mympd_state.jukeboxQueueLength);
rename(tmpfile, statefile);
if (mympd_state.jukeboxMode > 0)
mympd_jukebox();
}
je = json_scanf(msg.p, msg.len, "{data: {random: %u}}", &uint_buf1);
if (je == 1)
mpd_run_random(mpd.conn, uint_buf1);
je = json_scanf(msg.p, msg.len, "{data: {repeat: %u}}", &uint_buf1);
if (je == 1)
mpd_run_repeat(mpd.conn, uint_buf1);
je = json_scanf(msg.p, msg.len, "{data: {consume: %u}}", &uint_buf1);
if (je == 1)
mpd_run_consume(mpd.conn, uint_buf1);
je = json_scanf(msg.p, msg.len, "{data: {single: %u}}", &uint_buf1);
if (je == 1)
mpd_run_single(mpd.conn, uint_buf1);
je = json_scanf(msg.p, msg.len, "{data: {crossfade: %u}}", &uint_buf1);
if (je == 1)
mpd_run_crossfade(mpd.conn, uint_buf1);
if (config.mixramp) {
je = json_scanf(msg.p, msg.len, "{data: {mixrampdb: %f}}", &float_buf);
if (je == 1)
mpd_run_mixrampdb(mpd.conn, float_buf);
je = json_scanf(msg.p, msg.len, "{data: {mixrampdelay: %f}}", &float_buf);
if (je == 1)
mpd_run_mixrampdelay(mpd.conn, float_buf);
}
je = json_scanf(msg.p, msg.len, "{data: {replaygain: %Q}}", &p_charbuf1);
if (je == 1) {
mpd_send_command(mpd.conn, "replay_gain_mode", p_charbuf1, NULL);
struct mpd_pair *pair;
while ((pair = mpd_recv_pair(mpd.conn)) != NULL) {
mpd_return_pair(mpd.conn, pair);
}
free(p_charbuf1);
}
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_WELCOME:
n = mympd_put_welcome(mpd.buf);
break;
case MPD_API_DATABASE_UPDATE:
uint_rc = mpd_run_update(mpd.conn, NULL);
if (uint_rc > 0)
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_DATABASE_RESCAN:
uint_rc = mpd_run_rescan(mpd.conn, NULL);
if (uint_rc > 0)
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_SMARTPLS_UPDATE_ALL:
uint_rc = mympd_smartpls_update_all();
if (uint_rc == 0)
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"Smart Playlists updated\"}");
else
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"Smart Playlists update failed\"}");
break;
case MPD_API_SMARTPLS_SAVE:
je = json_scanf(msg.p, msg.len, "{data: {type: %Q}}", &p_charbuf1);
if (je == 1) {
if (strcmp(p_charbuf1, "sticker") == 0) {
je = json_scanf(msg.p, msg.len, "{data: {playlist: %Q, sticker: %Q, maxentries: %d}}", &p_charbuf2, &p_charbuf3, &int_buf1);
n = mympd_smartpls_save(p_charbuf1, p_charbuf2, p_charbuf3, NULL, int_buf1, 0);
free(p_charbuf2);
free(p_charbuf3);
}
else if (strcmp(p_charbuf1, "newest") == 0) {
je = json_scanf(msg.p, msg.len, "{data: {playlist: %Q, timerange: %d, maxentries: %d}}", &p_charbuf2, &int_buf1, &int_buf2);
n = mympd_smartpls_save(p_charbuf1, p_charbuf2, NULL, NULL, int_buf2, int_buf1);
free(p_charbuf2);
}
else if (strcmp(p_charbuf1, "search") == 0) {
je = json_scanf(msg.p, msg.len, "{data: {playlist: %Q, tag: %Q, searchstr: %Q}}", &p_charbuf2, &p_charbuf3, &p_charbuf4);
n = mympd_smartpls_save(p_charbuf1, p_charbuf2, p_charbuf3, p_charbuf4, 0, 0);
free(p_charbuf2);
free(p_charbuf3);
free(p_charbuf4);
}
free(p_charbuf1);
}
if (n == 0)
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
else
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"Error saving playlist\"}");
break;
case MPD_API_SMARTPLS_GET:
je = json_scanf(msg.p, msg.len, "{data: {playlist: %Q}}", &p_charbuf1);
if (je == 1) {
n = mympd_smartpls_put(mpd.buf, p_charbuf1);
free(p_charbuf1);
}
break;
case MPD_API_PLAYER_PAUSE:
mpd_run_toggle_pause(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_PLAYER_PREV:
mpd_run_previous(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_PLAYER_NEXT:
if (config.stickers)
mympd_count_song_id(mpd.song_id, "skipCount", 1);
mpd_run_next(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_PLAYER_PLAY:
mpd_run_play(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_PLAYER_STOP:
mpd_run_stop(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_QUEUE_CLEAR:
mpd_run_clear(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_QUEUE_CROP:
n = mympd_queue_crop(mpd.buf);
break;
case MPD_API_QUEUE_RM_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {track:%u}}", &uint_buf1);
if (je == 1) {
mpd_run_delete_id(mpd.conn, uint_buf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_RM_RANGE:
je = json_scanf(msg.p, msg.len, "{data: {start: %u, end: %u}}", &uint_buf1, &uint_buf2);
if (je == 2) {
mpd_run_delete_range(mpd.conn, uint_buf1, uint_buf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_MOVE_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {from: %u, to: %u}}", &uint_buf1, &uint_buf2);
if (je == 2) {
uint_buf1 --;
uint_buf2 --;
if (uint_buf1 < uint_buf2)
uint_buf2 --;
mpd_run_move(mpd.conn, uint_buf1, uint_buf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYLIST_MOVE_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {plist: %Q, from: %u, to: %u }}", &p_charbuf1, &uint_buf1, &uint_buf2);
if (je == 3) {
uint_buf1 --;
uint_buf2 --;
if (uint_buf1 < uint_buf2)
uint_buf2 --;
mpd_send_playlist_move(mpd.conn, p_charbuf1, uint_buf1, uint_buf2);
mpd_response_finish(mpd.conn);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYER_PLAY_TRACK:
je = json_scanf(msg.p, msg.len, "{data: { track:%u}}", &uint_buf1);
if (je == 1) {
mpd_run_play_id(mpd.conn, uint_buf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYER_OUTPUT_LIST:
n = mympd_put_outputs(mpd.buf);
break;
case MPD_API_PLAYER_TOGGLE_OUTPUT:
je = json_scanf(msg.p, msg.len, "{data: {output: %u, state: %u}}", &uint_buf1, &uint_buf2);
if (je == 2) {
if (uint_buf2)
mpd_run_enable_output(mpd.conn, uint_buf1);
else
mpd_run_disable_output(mpd.conn, uint_buf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYER_VOLUME:
je = json_scanf(msg.p, msg.len, "{data: {volume:%u}}", &uint_buf1);
if (je == 1) {
mpd_run_set_volume(mpd.conn, uint_buf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYER_SEEK:
je = json_scanf(msg.p, msg.len, "{data: {songid: %u, seek: %u}}", &uint_buf1, &uint_buf2);
if (je == 2) {
mpd_run_seek_id(mpd.conn, uint_buf1, uint_buf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_LIST:
je = json_scanf(msg.p, msg.len, "{data: {offset: %u }}", &uint_buf1);
if (je == 1) {
n = mympd_put_queue(mpd.buf, uint_buf1, &mpd.queue_version, &mpd.queue_length);
}
break;
case MPD_API_PLAYER_CURRENT_SONG:
n = mympd_put_current_song(mpd.buf);
break;
case MPD_API_DATABASE_SONGDETAILS:
je = json_scanf(msg.p, msg.len, "{data: { uri: %Q }}", &p_charbuf1);
if (je == 1) {
n = mympd_put_songdetails(mpd.buf, p_charbuf1);
free(p_charbuf1);
}
break;
case MPD_API_DATABASE_TAG_LIST:
je = json_scanf(msg.p, msg.len, "{data: {offset: %u, filter: %Q, tag: %Q}}", &uint_buf1, &p_charbuf1, &p_charbuf2);
if (je == 3) {
n = mympd_put_db_tag(mpd.buf, uint_buf1, p_charbuf2, "", "", p_charbuf1);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_DATABASE_TAG_ALBUM_LIST:
je = json_scanf(msg.p, msg.len, "{data: {offset: %u, filter: %Q, search: %Q, tag: %Q}}", &uint_buf1, &p_charbuf1, &p_charbuf2, &p_charbuf3);
if (je == 4) {
n = mympd_put_db_tag(mpd.buf, uint_buf1, "Album", p_charbuf3, p_charbuf2, p_charbuf1);
free(p_charbuf1);
free(p_charbuf2);
free(p_charbuf3);
}
break;
case MPD_API_DATABASE_TAG_ALBUM_TITLE_LIST:
je = json_scanf(msg.p, msg.len, "{data: {album: %Q, search: %Q, tag: %Q}}", &p_charbuf1, &p_charbuf2, &p_charbuf3);
if (je == 3) {
n = mympd_put_songs_in_album(mpd.buf, p_charbuf1, p_charbuf2, p_charbuf3);
free(p_charbuf1);
free(p_charbuf2);
free(p_charbuf3);
}
break;
case MPD_API_PLAYLIST_RENAME:
je = json_scanf(msg.p, msg.len, "{data: {from: %Q, to: %Q}}", &p_charbuf1, &p_charbuf2);
if (je == 2) {
//rename smart playlist
char old_pl_file[400];
char new_pl_file[400];
snprintf(old_pl_file, 400, "%s/smartpls/%s", config.varlibdir, p_charbuf1);
snprintf(new_pl_file, 400, "%s/smartpls/%s", config.varlibdir, p_charbuf2);
if (access(old_pl_file, F_OK ) != -1) {
if (access(new_pl_file, F_OK ) == -1) {
rename(old_pl_file, new_pl_file);
//rename mpd playlist
mpd_run_rename(mpd.conn, p_charbuf1, p_charbuf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"Renamed playlist %s to %s\"}", p_charbuf1, p_charbuf2);
} else
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"Renamed playlist %s already exists\"}", p_charbuf2);
}
else {
mpd_run_rename(mpd.conn, p_charbuf1, p_charbuf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"Renamed playlist %s to %s\"}", p_charbuf1, p_charbuf2);
}
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_PLAYLIST_LIST:
je = json_scanf(msg.p, msg.len, "{data: {offset:%u, filter:%Q}}", &uint_buf1, &p_charbuf1);
if (je == 2) {
n = mympd_put_playlists(mpd.buf, uint_buf1, p_charbuf1);
free(p_charbuf1);
}
break;
case MPD_API_PLAYLIST_CONTENT_LIST:
je = json_scanf(msg.p, msg.len, "{data: {uri: %Q, offset:%u, filter:%Q}}", &p_charbuf1, &uint_buf1, &p_charbuf2);
if (je == 3) {
n = mympd_put_playlist_list(mpd.buf, p_charbuf1, uint_buf1, p_charbuf2);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_PLAYLIST_ADD_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {plist:%Q, uri:%Q}}", &p_charbuf1, &p_charbuf2);
if (je == 2) {
mpd_run_playlist_add(mpd.conn, p_charbuf1, p_charbuf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"Added %s to playlist %s\"}", p_charbuf2, p_charbuf1);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_PLAYLIST_CLEAR:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q}}", &p_charbuf1);
if (je == 1) {
mpd_run_playlist_clear(mpd.conn, p_charbuf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYLIST_RM_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q, track:%u}}", &p_charbuf1, &uint_buf1);
if (je == 2) {
mpd_run_playlist_delete(mpd.conn, p_charbuf1, uint_buf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_DATABASE_FILESYSTEM_LIST:
je = json_scanf(msg.p, msg.len, "{data: {offset:%u, filter:%Q, path:%Q}}", &uint_buf1, &p_charbuf1, &p_charbuf2);
if (je == 3) {
n = mympd_put_browse(mpd.buf, p_charbuf2, uint_buf1, p_charbuf1);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_QUEUE_ADD_TRACK_AFTER:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q, to:%d}}", &p_charbuf1, &int_buf1);
if (je == 2) {
int_rc = mpd_run_add_id_to(mpd.conn, p_charbuf1, int_buf1);
if (int_rc > -1 )
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
free(p_charbuf1);
}
break;
case MPD_API_QUEUE_REPLACE_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q }}", &p_charbuf1);
if (je == 1) {
mpd_run_clear(mpd.conn);
mpd_run_add(mpd.conn, p_charbuf1);
free(p_charbuf1);
mpd_run_play(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_ADD_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q}}", &p_charbuf1);
if (je == 1) {
mpd_run_add(mpd.conn, p_charbuf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_ADD_PLAY_TRACK:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q}}", &p_charbuf1);
if (je == 1) {
int_buf1 = mpd_run_add_id(mpd.conn, p_charbuf1);
if (int_buf1 != -1)
mpd_run_play_id(mpd.conn, int_buf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_REPLACE_PLAYLIST:
je = json_scanf(msg.p, msg.len, "{data: {plist:%Q}}", &p_charbuf1);
if (je == 1) {
mpd_run_clear(mpd.conn);
mpd_run_load(mpd.conn, p_charbuf1);
free(p_charbuf1);
mpd_run_play(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_ADD_PLAYLIST:
je = json_scanf(msg.p, msg.len, "{data: {plist:%Q}}", &p_charbuf1);
if (je == 1) {
mpd_run_load(mpd.conn, p_charbuf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_SAVE:
je = json_scanf(msg.p, msg.len, "{ data: {plist:%Q}}", &p_charbuf1);
if (je == 1) {
mpd_run_save(mpd.conn, p_charbuf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_QUEUE_SEARCH:
je = json_scanf(msg.p, msg.len, "{data: {offset:%u, filter:%Q, searchstr:%Q}}", &uint_buf1, &p_charbuf1, &p_charbuf2);
if (je == 3) {
n = mympd_search_queue(mpd.buf, p_charbuf1, uint_buf1, p_charbuf2);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_DATABASE_SEARCH:
je = json_scanf(msg.p, msg.len, "{data: {searchstr:%Q, filter:%Q, plist:%Q, offset:%u}}", &p_charbuf1, &p_charbuf2, &p_charbuf3, &uint_buf1);
if (je == 4) {
n = mympd_search(mpd.buf, p_charbuf1, p_charbuf2, p_charbuf3, uint_buf1);
free(p_charbuf1);
free(p_charbuf2);
}
break;
case MPD_API_QUEUE_SHUFFLE:
mpd_run_shuffle(mpd.conn);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
break;
case MPD_API_MESSAGE_SEND:
je = json_scanf(msg.p, msg.len, "{data: { channel:%Q, text:%Q}}", &p_charbuf1, &p_charbuf2);
if (je == 2) {
mpd_run_send_message(mpd.conn, p_charbuf1, p_charbuf2);
free(p_charbuf1);
free(p_charbuf2);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_PLAYLIST_RM:
je = json_scanf(msg.p, msg.len, "{data: {uri:%Q}}", &p_charbuf1);
if (je == 1) {
//remove smart playlist
char pl_file[400];
snprintf(pl_file, 400, "%s/smartpls/%s", config.varlibdir, p_charbuf1);
if (access(pl_file, F_OK ) != -1 )
unlink(pl_file);
//remove mpd playlist
mpd_run_rm(mpd.conn, p_charbuf1);
free(p_charbuf1);
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"result\", \"data\": \"ok\"}");
}
break;
case MPD_API_SETTINGS_GET:
n = mympd_put_settings(mpd.buf);
break;
case MPD_API_DATABASE_STATS:
n = mympd_put_stats(mpd.buf);
break;
}
if (mpd.conn_state == MPD_CONNECTED && mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS) {
#ifdef DEBUG
fprintf(stderr, "Error: %s\n", mpd_connection_get_error_message(mpd.conn));
#endif
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\":\"error\", \"data\": \"%s\"}",
mpd_connection_get_error_message(mpd.conn));
/* Try to recover error */
if (!mpd_connection_clear_error(mpd.conn))
mpd.conn_state = MPD_FAILURE;
}
mpd_send_idle(mpd.conn);
if (n == 0)
n = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"No response for cmd %s\"}", cmd);
if (is_websocket(nc)) {
#ifdef DEBUG
fprintf(stderr, "Send websocket response:\n %s\n", mpd.buf);
#endif
mg_send_websocket_frame(nc, WEBSOCKET_OP_TEXT, mpd.buf, n);
}
else {
#ifdef DEBUG
fprintf(stderr, "Send http response (first 800 chars):\n%*.*s\n", 0, 800, mpd.buf);
#endif
mg_send_http_chunk(nc, mpd.buf, n);
}
free(cmd);
}
void mympd_notify(struct mg_mgr *s) {
for (struct mg_connection *c = mg_next(s, NULL); c != NULL; c = mg_next(s, c)) {
if (!is_websocket(c))
continue;
mg_send_websocket_frame(c, WEBSOCKET_OP_TEXT, mpd.buf, strlen(mpd.buf));
}
#ifdef DEBUG
fprintf(stderr, "NOTIFY: %s\n", mpd.buf);
#endif
}
void mympd_parse_idle(struct mg_mgr *s, int idle_bitmask) {
int len = 0;
for (unsigned j = 0;; j ++) {
enum mpd_idle idle_event = 1 << j;
const char *idle_name = mpd_idle_name(idle_event);
if (idle_name == NULL)
break;
if (idle_bitmask & idle_event) {
#ifdef DEBUG
fprintf(stderr, "IDLE: %s\n", idle_name);
#endif
switch(idle_event) {
case MPD_IDLE_DATABASE:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_database\"}");
mympd_smartpls_update_all();
break;
case MPD_IDLE_STORED_PLAYLIST:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_stored_playlist\"}");
break;
case MPD_IDLE_QUEUE:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_queue\"}");
if (mympd_state.jukeboxMode > 0)
mympd_jukebox();
break;
case MPD_IDLE_PLAYER:
len = mympd_put_state(mpd.buf, &mpd.song_id, &mpd.next_song_id, &mpd.last_song_id, &mpd.queue_version, &mpd.queue_length);
if (config.stickers && mpd.song_id != mpd.last_song_id && mpd.last_update_sticker_song_id != mpd.song_id) {
mympd_count_song_id(mpd.song_id, "playCount", 1);
mympd_last_played_song_id(mpd.song_id);
mpd.last_update_sticker_song_id = mpd.song_id;
}
break;
case MPD_IDLE_MIXER:
len = mympd_put_state(mpd.buf, &mpd.song_id, &mpd.next_song_id, &mpd.last_song_id, &mpd.queue_version, &mpd.queue_length);
break;
case MPD_IDLE_OUTPUT:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_outputs\"}");
break;
case MPD_IDLE_OPTIONS:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_options\"}");
break;
case MPD_IDLE_UPDATE:
len = mympd_get_updatedb_state(mpd.buf);
break;
case MPD_IDLE_STICKER:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_sticker\"}");
break;
case MPD_IDLE_SUBSCRIPTION:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_subscription\"}");
break;
case MPD_IDLE_MESSAGE:
len = snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"update_message\"}");
break;
default:
len = 0;
}
if (len > 0)
mympd_notify(s);
}
}
}
void mympd_mpd_features() {
struct mpd_pair *pair;
char s[2] = ",";
char *str = strdup(config.taglist);
char *token;
mpd.protocol = mpd_connection_get_server_version(mpd.conn);
// Defaults
mpd.feat_sticker = false;
mpd.tag_artist = false;
mpd.tag_album = false;
mpd.tag_album_artist = false;
mpd.tag_title = false;
mpd.tag_track = false;
mpd.tag_genre = false;
mpd.tag_date = false;
mpd.tag_composer = false;
mpd.tag_performer = false;
mpd_send_allowed_commands(mpd.conn);
while ((pair = mpd_recv_command_pair(mpd.conn)) != NULL) {
if (strcmp(pair->value, "sticker") == 0)
mpd.feat_sticker = true;
mpd_return_pair(mpd.conn, pair);
}
mpd_response_finish(mpd.conn);
printf("MPD protocoll version: %i.%i.%i\n", mpd.protocol[0], mpd.protocol[1], mpd.protocol[2]);
if (mpd.feat_sticker == false && config.stickers == true) {
printf("MPD don't support stickers, disabling myMPD feature\n");
config.stickers = false;
}
if (config.stickers == false && config.smartpls == true) {
printf("Stickers are disabled, disabling smartplaylists\n");
config.smartpls = false;
}
printf("MPD supported tags: ");
mpd_send_list_tag_types(mpd.conn);
while ((pair = mpd_recv_tag_type_pair(mpd.conn)) != NULL) {
printf("%s ", pair->value);
if (strcmp(pair->value, "Artist") == 0)
mpd.tag_artist = true;
else if (strcmp(pair->value, "Album") == 0)
mpd.tag_album = true;
else if (strcmp(pair->value, "AlbumArtist") == 0)
mpd.tag_album_artist = true;
else if (strcmp(pair->value, "Title") == 0)
mpd.tag_title = true;
else if (strcmp(pair->value, "Track") == 0)
mpd.tag_track = true;
else if (strcmp(pair->value, "Genre") == 0)
mpd.tag_genre = true;
else if (strcmp(pair->value, "Date") == 0)
mpd.tag_date = true;
else if (strcmp(pair->value, "Composer") == 0)
mpd.tag_composer = true;
else if (strcmp(pair->value, "Performer") == 0)
mpd.tag_performer = true;
mpd_return_pair(mpd.conn, pair);
}
mpd_response_finish(mpd.conn);
printf("\nmyMPD enabled tags: ");
token = strtok(str, s);
while (token != NULL) {
if (strcmp(token, "Artist") == 0) {
if (mpd.tag_artist == true) printf("%s ", token);
else mpd.tag_artist = false;
}
else if (strcmp(token, "Album") == 0) {
if (mpd.tag_album == true) printf("%s ", token);
else mpd.tag_album = false;
}
else if (strcmp(token, "AlbumArtist") == 0) {
if (mpd.tag_album_artist == true) printf("%s ", token);
else mpd.tag_album_artist = false;
}
else if (strcmp(token, "Title") == 0) {
if (mpd.tag_title == true) printf("%s ", token);
else mpd.tag_title = false;
}
else if (strcmp(token, "Track") == 0) {
if (mpd.tag_track == true) printf("%s ", token);
else mpd.tag_track = false;
}
else if (strcmp(token, "Genre") == 0) {
if (mpd.tag_genre == true) printf("%s ", token);
else mpd.tag_genre = false;
}
else if (strcmp(token, "Date") == 0) {
if (mpd.tag_date == true) printf("%s ", token);
else mpd.tag_date = false;
}
else if (strcmp(token, "Composer") == 0) {
if (mpd.tag_composer == true) printf("%s ", token);
else mpd.tag_composer = false;
}
else if (strcmp(token, "Performer") == 0) {
if (mpd.tag_performer == true) printf("%s ", token);
else mpd.tag_performer = false;
}
token = strtok(NULL, s);
}
printf("\n");
}
void mympd_idle(struct mg_mgr *s, int timeout) {
struct pollfd fds[1];
int pollrc;
switch (mpd.conn_state) {
case MPD_DISCONNECTED:
/* Try to connect */
printf("MPD Connecting to %s:%ld\n", config.mpdhost, config.mpdport);
mpd.conn = mpd_connection_new(config.mpdhost, config.mpdport, mpd.timeout);
if (mpd.conn == NULL) {
printf("MPD connection failed.");
snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"disconnected\"}");
mympd_notify(s);
mpd.conn_state = MPD_FAILURE;
return;
}
if (mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS) {
printf("MPD connection: %s\n", mpd_connection_get_error_message(mpd.conn));
snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"%s\"}", mpd_connection_get_error_message(mpd.conn));
mympd_notify(s);
mpd.conn_state = MPD_FAILURE;
return;
}
if (config.mpdpass && !mpd_run_password(mpd.conn, config.mpdpass)) {
printf("MPD connection: %s\n", mpd_connection_get_error_message(mpd.conn));
snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"error\", \"data\": \"%s\"}", mpd_connection_get_error_message(mpd.conn));
mympd_notify(s);
mpd.conn_state = MPD_FAILURE;
return;
}
printf("MPD connected.\n");
mpd_connection_set_timeout(mpd.conn, mpd.timeout);
mpd.conn_state = MPD_CONNECTED;
mympd_mpd_features();
mympd_smartpls_update_all();
if (mympd_state.jukeboxMode > 0)
mympd_jukebox();
mpd_send_idle(mpd.conn);
break;
case MPD_FAILURE:
printf("MPD connection failed.\n");
snprintf(mpd.buf, MAX_SIZE, "{\"type\": \"disconnected\"}");
mympd_notify(s);
case MPD_DISCONNECT:
case MPD_RECONNECT:
if (mpd.conn != NULL)
mpd_connection_free(mpd.conn);
mpd.conn = NULL;
mpd.conn_state = MPD_DISCONNECTED;
break;
case MPD_CONNECTED:
fds[0].fd = mpd_connection_get_fd(mpd.conn);
fds[0].events = POLLIN;
pollrc = poll(fds, 1, timeout);
if (pollrc > 0 || idle_bitmask_save > 0) {
//Handle idle event
mpd_send_noidle(mpd.conn);
if (pollrc > 0) {
enum mpd_idle idle_bitmask = mpd_recv_idle(mpd.conn, false);
mympd_parse_idle(s, idle_bitmask);
}
else {
mpd_response_finish(mpd.conn);
}
if (idle_bitmask_save > 0) {
//Handle idle event saved in mympd_callback
#ifdef DEBUG
fprintf(stderr, "HANDLE SAVED IDLE EVENT\n");
#endif
mympd_parse_idle(s, idle_bitmask_save);
idle_bitmask_save = 0;
}
mpd_send_idle(mpd.conn);
}
break;
}
}
int mympd_get_updatedb_state(char *buffer) {
struct mpd_status *status;
int len, update_id;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
status = mpd_run_status(mpd.conn);
if (!status) {
printf("MPD mpd_run_status: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
update_id = mpd_status_get_update_id(status);
#ifdef DEBUG
fprintf(stderr, "Update database ID: %d\n", update_id);
#endif
if ( update_id > 0)
len = json_printf(&out, "{type: update_started, data: {jobid: %d}}", update_id);
else
len = json_printf(&out, "{type: update_finished}");
mpd_status_free(status);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
void mympd_get_sticker(const char *uri, t_sticker *sticker) {
struct mpd_pair *pair;
char *crap;
sticker->playCount = 0;
sticker->skipCount = 0;
sticker->lastPlayed = 0;
sticker->like = 1;
if (uri == NULL || strncasecmp("http:", uri, 5) == 0 || strncasecmp("https:", uri, 6) == 0)
return;
if (mpd_send_sticker_list(mpd.conn, "song", uri)) {
while ((pair = mpd_recv_sticker(mpd.conn)) != NULL) {
if (strcmp(pair->name, "playCount") == 0)
sticker->playCount = strtol(pair->value, &crap, 10);
else if (strcmp(pair->name, "skipCount") == 0)
sticker->skipCount = strtol(pair->value, &crap, 10);
else if (strcmp(pair->name, "lastPlayed") == 0)
sticker->lastPlayed = strtol(pair->value, &crap, 10);
else if (strcmp(pair->name, "like") == 0)
sticker->like = strtol(pair->value, &crap, 10);
mpd_return_sticker(mpd.conn, pair);
}
}
else
LOG_ERROR_AND_RECOVER("mpd_send_sticker_list");
}
char* mympd_get_song_uri_from_song_id(int song_id) {
char *str;
struct mpd_song *song;
if (song_id > -1) {
song = mpd_run_get_queue_song_id(mpd.conn, song_id);
if (song) {
str = strdup(mpd_song_get_uri(song));
mpd_song_free(song);
}
else
return NULL;
}
else
return NULL;
return str;
}
void mympd_count_song_id(int song_id, char *name, int value) {
mympd_count_song_uri(mympd_get_song_uri_from_song_id(song_id), name, value);
}
void mympd_count_song_uri(const char *uri, char *name, int value) {
if (uri == NULL || strncasecmp("http:", uri, 5) == 0 || strncasecmp("https:", uri, 6) == 0)
return;
struct mpd_pair *pair;
char *crap;
int old_value = 0;
char v[4];
if (mpd_send_sticker_list(mpd.conn, "song", uri)) {
while ((pair = mpd_recv_sticker(mpd.conn)) != NULL) {
if (strcmp(pair->name, name) == 0)
old_value = strtol(pair->value, &crap, 10);
mpd_return_sticker(mpd.conn, pair);
}
}
old_value += value;
if (old_value > 999)
old_value = 999;
else if (old_value < 0)
old_value = 0;
snprintf(v, 4, "%d", old_value);
#ifdef DEBUG
fprintf(stderr, "STICKER_COUNT_SONG: \"%s\" -> %s: %s\n", uri, name, v);
#endif
if (!mpd_run_sticker_set(mpd.conn, "song", uri, name, v))
LOG_ERROR_AND_RECOVER("mpd_send_sticker_set");
}
void mympd_like_song_uri(const char *uri, int value) {
if (uri == NULL || strncasecmp("http:", uri, 5) == 0 || strncasecmp("https:", uri, 6) == 0)
return;
char v[2];
if (value > 2)
value = 2;
else if (value < 0)
value = 0;
snprintf(v, 2, "%d", value);
if (!mpd_run_sticker_set(mpd.conn, "song", uri, "like", v))
LOG_ERROR_AND_RECOVER("mpd_send_sticker_set");
}
void mympd_last_played_song_id(int song_id) {
mympd_last_played_song_uri(mympd_get_song_uri_from_song_id(song_id));
}
void mympd_last_played_song_uri(const char *uri) {
if (uri == NULL || strncasecmp("http:", uri, 5) == 0 || strncasecmp("https:", uri, 6) == 0)
return;
char v[20];
snprintf(v, 20, "%lu", time(NULL));
if (!mpd_run_sticker_set(mpd.conn, "song", uri, "lastPlayed", v))
LOG_ERROR_AND_RECOVER("mpd_send_sticker_set");
}
char* mympd_get_tag(struct mpd_song const *song, enum mpd_tag_type tag) {
char *str;
str = (char *)mpd_song_get_tag(song, tag, 0);
if (str == NULL) {
if (tag == MPD_TAG_TITLE)
str = basename((char *)mpd_song_get_uri(song));
else if (tag == MPD_TAG_ALBUM_ARTIST)
str = (char *)mpd_song_get_tag(song, MPD_TAG_ARTIST, 0);
else
str = "-";
}
return str;
}
void mympd_jukebox() {
struct mpd_status *status;
status = mpd_run_status(mpd.conn);
int queue_length, num_songs, rand_song, i, j, addSongs;
struct mpd_entity *entity;
const struct mpd_song *song;
struct mpd_pair *pair;
char *album;
if (!status) {
printf("MPD mpd_run_status: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return;
}
queue_length = mpd_status_get_queue_length(status);
mpd_status_free(status);
if (queue_length > mympd_state.jukeboxQueueLength)
return;
srand((unsigned int)time(NULL));
if (mympd_state.jukeboxMode == 1 && strcmp(mympd_state.jukeboxPlaylist, "Database") == 0) {
struct mpd_stats *stats = mpd_run_stats(mpd.conn);
num_songs = mpd_stats_get_number_of_songs(stats);
mpd_stats_free(stats);
}
else if (mympd_state.jukeboxMode == 1) {
mpd_send_list_playlist(mpd.conn, mympd_state.jukeboxPlaylist);
num_songs = 0;
while ((entity = mpd_recv_entity(mpd.conn)) != NULL) {
num_songs++;
mpd_entity_free(entity);
}
}
else if (mympd_state.jukeboxMode == 2) {
mpd_search_db_tags(mpd.conn, MPD_TAG_ALBUM);
mpd_search_commit(mpd.conn);
num_songs = 0;
while ((pair = mpd_recv_pair_tag(mpd.conn, MPD_TAG_ALBUM)) != NULL) {
num_songs++;
mpd_return_pair(mpd.conn, pair);
}
mpd_response_finish(mpd.conn);
}
num_songs--;
if (mympd_state.jukeboxMode == 1)
addSongs = mympd_state.jukeboxQueueLength - queue_length;
else
addSongs = 1;
if (num_songs > 0) {
for (j = 0; j < addSongs; j++) {
rand_song = rand() % num_songs;
if (mympd_state.jukeboxMode == 1) {
//add songs
if (strcmp(mympd_state.jukeboxPlaylist, "Database") == 0)
mpd_send_list_all(mpd.conn, "/");
else
mpd_send_list_playlist(mpd.conn, mympd_state.jukeboxPlaylist);
i = 0;
while ((entity = mpd_recv_entity(mpd.conn)) != NULL) {
if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
if (i == rand_song)
break;
i++;
}
mpd_entity_free(entity);
}
mpd_response_finish(mpd.conn);
song = mpd_entity_get_song(entity);
if (song != NULL) {
printf("Jukebox enabled, adding random song: %d/%d\n", rand_song, num_songs);
mpd_run_add(mpd.conn, mpd_song_get_uri(song));
}
mpd_entity_free(entity);
}
else if (mympd_state.jukeboxMode == 2) {
//add album
mpd_search_db_tags(mpd.conn, MPD_TAG_ALBUM);
mpd_search_commit(mpd.conn);
i = 0;
while ((pair = mpd_recv_pair_tag(mpd.conn, MPD_TAG_ALBUM )) != NULL) {
if (i == rand_song) {
album = strdup(pair->value);
break;
}
i++;
mpd_return_pair(mpd.conn, pair);
}
mpd_return_pair(mpd.conn, pair);
mpd_response_finish(mpd.conn);
printf("Jukebox enabled, adding random album %s: %d/%d\n", album, rand_song, num_songs);
mpd_send_command(mpd.conn, "searchadd", "Album", album, NULL);
mpd_response_finish(mpd.conn);
}
}
mpd_run_play(mpd.conn);
}
}
int mympd_put_state(char *buffer, int *current_song_id, int *next_song_id, int *last_song_id, unsigned *queue_version, unsigned *queue_length) {
struct mpd_status *status;
const struct mpd_audio_format *audioformat;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
status = mpd_run_status(mpd.conn);
if (!status) {
printf("MPD mpd_run_status: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
audioformat = mpd_status_get_audio_format(status);
int song_id = mpd_status_get_song_id(status);
if (*current_song_id != song_id)
*last_song_id = *current_song_id;
len = json_printf(&out, "{type: update_state, data: {"
"state: %d, volume: %d, songPos: %d, elapsedTime: %d, "
"totalTime: %d, currentSongId: %d, kbitrate: %d, "
"audioFormat: { sampleRate: %d, bits: %d, channels: %d}, "
"queueLength: %d, nextSongPos: %d, nextSongId: %d, lastSongId: %d, "
"queueVersion: %d",
mpd_status_get_state(status),
mpd_status_get_volume(status),
mpd_status_get_song_pos(status),
mpd_status_get_elapsed_time(status),
mpd_status_get_total_time(status),
song_id,
mpd_status_get_kbit_rate(status),
audioformat ? audioformat->sample_rate : 0,
audioformat ? audioformat->bits : 0,
audioformat ? audioformat->channels : 0,
mpd_status_get_queue_length(status),
mpd_status_get_next_song_pos(status),
mpd_status_get_next_song_id(status),
*last_song_id ? *last_song_id : -1,
mpd_status_get_queue_version(status)
);
len += json_printf(&out, "}}");
*current_song_id = song_id;
*next_song_id = mpd_status_get_next_song_id(status);
*queue_version = mpd_status_get_queue_version(status);
*queue_length = mpd_status_get_queue_length(status);
mpd_status_free(status);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_welcome(char *buffer) {
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
len = json_printf(&out, "{type: welcome, data: {version: %Q}}", MYMPD_VERSION);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_settings(char *buffer) {
struct mpd_status *status;
char *replaygain = strdup("");
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
status = mpd_run_status(mpd.conn);
if (!status) {
printf("MPD mpd_run_status: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
if (!mpd_send_command(mpd.conn, "replay_gain_status", NULL))
RETURN_ERROR_AND_RECOVER("replay_gain_status");
struct mpd_pair *pair;
while ((pair = mpd_recv_pair(mpd.conn)) != NULL) {
replaygain = strdup(pair->value);
mpd_return_pair(mpd.conn, pair);
}
len = json_printf(&out, "{type: settings, data: {"
"repeat: %d, single: %d, crossfade: %d, consume: %d, random: %d, "
"mixrampdb: %f, mixrampdelay: %f, mpdhost: %Q, mpdport: %d, passwort_set: %B, "
"streamport: %d, coverimage: %Q, stickers: %B, mixramp: %B, smartpls: %B, maxElementsPerPage: %d, "
"replaygain: %Q, notificationWeb: %B, notificationPage: %B, jukeboxMode: %d, jukeboxPlaylist: %Q, jukeboxQueueLength: %d, "
"tags: { Artist: %B, Album: %B, AlbumArtist: %B, Title: %B, Track: %B, Genre: %B, Date: %B,"
"Composer: %B, Performer: %B }"
"}}",
mpd_status_get_repeat(status),
mpd_status_get_single(status),
mpd_status_get_crossfade(status),
mpd_status_get_consume(status),
mpd_status_get_random(status),
mpd_status_get_mixrampdb(status),
mpd_status_get_mixrampdelay(status),
config.mpdhost,
config.mpdport,
config.mpdpass ? "true" : "false",
config.streamport,
config.coverimage,
config.stickers,
config.mixramp,
config.smartpls,
MAX_ELEMENTS_PER_PAGE,
replaygain,
mympd_state.notificationWeb,
mympd_state.notificationPage,
mympd_state.jukeboxMode,
mympd_state.jukeboxPlaylist,
mympd_state.jukeboxQueueLength,
mpd.tag_artist,
mpd.tag_album,
mpd.tag_album_artist,
mpd.tag_title,
mpd.tag_track,
mpd.tag_genre,
mpd.tag_date,
mpd.tag_composer,
mpd.tag_performer
);
mpd_status_free(status);
free(replaygain);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_outputs(char *buffer) {
struct mpd_output *output;
int len;
int nr;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (!mpd_send_outputs(mpd.conn))
RETURN_ERROR_AND_RECOVER("outputs");
len = json_printf(&out, "{type: outputs, data: {outputs: [");
nr = 0;
while ((output = mpd_recv_output(mpd.conn)) != NULL) {
if (nr ++)
len += json_printf(&out, ",");
len += json_printf(&out,"{id: %d, name: %Q, state: %d}",
mpd_output_get_id(output),
mpd_output_get_name(output),
mpd_output_get_enabled(output)
);
mpd_output_free(output);
}
if (!mpd_response_finish(mpd.conn))
LOG_ERROR_AND_RECOVER("outputs");
len += json_printf(&out,"]}}");
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int replacechar(char *str, char orig, char rep) {
char *ix = str;
int n = 0;
while((ix = strchr(ix, orig)) != NULL) {
*ix++ = rep;
n++;
}
return n;
}
int mympd_get_cover(const char *uri, char *cover, int cover_len) {
char *path = strdup(uri);
int len;
if (strncasecmp("http:", path, 5) == 0 || strncasecmp("https:", path, 6) == 0) {
if(strlen(path) > 8) {
if (strncasecmp("http:", path, 5) == 0)
path += 7;
else if (strncasecmp("https:", path, 6) == 0)
path += 8;
replacechar(path, '/', '_');
replacechar(path, '.', '_');
snprintf(cover, cover_len, "%s/pics/%s.png", SRC_PATH, path);
if (access(cover, F_OK ) == -1 ) {
len = snprintf(cover, cover_len, "/assets/coverimage-httpstream.png");
} else {
len = snprintf(cover, cover_len, "/pics/%s.png", path);
}
} else {
len = snprintf(cover, cover_len, "/assets/coverimage-httpstream.png");
}
}
else {
dirname(path);
snprintf(cover, cover_len, "%s/library/%s/%s", SRC_PATH, path, config.coverimage);
if (access(cover, F_OK ) == -1 ) {
len = snprintf(cover, cover_len, "/assets/coverimage-notavailable.png");
} else {
len = snprintf(cover, cover_len, "/library/%s/%s", path, config.coverimage);
}
}
return len;
}
int mympd_put_current_song(char *buffer) {
struct mpd_song *song;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
char cover[500];
song = mpd_run_current_song(mpd.conn);
if (song == NULL) {
len = json_printf(&out, "{type: result, data: ok}");
return len;
}
mympd_get_cover(mpd_song_get_uri(song), cover, 500);
len = json_printf(&out, "{type: song_change, data: {pos: %d, title: %Q, "
"artist: %Q, album: %Q, uri: %Q, currentSongId: %d, albumartist: %Q, "
"duration: %d, cover: %Q",
mpd_song_get_pos(song),
mympd_get_tag(song, MPD_TAG_TITLE),
mympd_get_tag(song, MPD_TAG_ARTIST),
mympd_get_tag(song, MPD_TAG_ALBUM),
mpd_song_get_uri(song),
mpd.song_id,
mympd_get_tag(song, MPD_TAG_ALBUM_ARTIST),
mpd_song_get_duration(song),
cover
);
mpd_response_finish(mpd.conn);
if (config.stickers) {
t_sticker *sticker = (t_sticker *) malloc(sizeof(t_sticker));
mympd_get_sticker(mpd_song_get_uri(song), sticker);
len += json_printf(&out, ", playCount: %d, skipCount: %d, like: %d, lastPlayed: %d",
sticker->playCount,
sticker->skipCount,
sticker->like,
sticker->lastPlayed
);
free(sticker);
}
len += json_printf(&out, "}}");
mpd_song_free(song);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_songdetails(char *buffer, char *uri) {
struct mpd_entity *entity;
const struct mpd_song *song;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
char cover[500];
len = json_printf(&out, "{type: song_details, data: {");
mpd_send_list_all_meta(mpd.conn, uri);
if ((entity = mpd_recv_entity(mpd.conn)) != NULL) {
song = mpd_entity_get_song(entity);
mympd_get_cover(uri, cover, 500);
len += json_printf(&out, "duration: %d, artist: %Q, album: %Q, title: %Q, albumartist: %Q, cover: %Q, uri: %Q, "
"genre: %Q, track: %Q, date: %Q, composer: %Q, performer: %Q",
mpd_song_get_duration(song),
mympd_get_tag(song, MPD_TAG_ARTIST),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_TITLE),
mympd_get_tag(song, MPD_TAG_ALBUM_ARTIST),
cover,
uri,
mympd_get_tag(song, MPD_TAG_GENRE),
mympd_get_tag(song, MPD_TAG_TRACK),
mympd_get_tag(song, MPD_TAG_DATE),
mympd_get_tag(song, MPD_TAG_COMPOSER),
mympd_get_tag(song, MPD_TAG_PERFORMER)
);
mpd_entity_free(entity);
}
mpd_response_finish(mpd.conn);
if (config.stickers) {
t_sticker *sticker = (t_sticker *) malloc(sizeof(t_sticker));
mympd_get_sticker(uri, sticker);
len += json_printf(&out, ", playCount: %d, skipCount: %d, like: %d, lastPlayed: %d",
sticker->playCount,
sticker->skipCount,
sticker->like,
sticker->lastPlayed
);
free(sticker);
}
len += json_printf(&out, "}}");
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_queue(char *buffer, unsigned int offset, unsigned *queue_version, unsigned *queue_length) {
struct mpd_entity *entity;
unsigned long totalTime = 0;
unsigned long entity_count = 0;
unsigned long entities_returned = 0;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
struct mpd_status *status = mpd_run_status(mpd.conn);
if (!status)
RETURN_ERROR_AND_RECOVER("mpd_run_status");
if (!mpd_send_list_queue_range_meta(mpd.conn, offset, offset + MAX_ELEMENTS_PER_PAGE))
RETURN_ERROR_AND_RECOVER("mpd_send_list_queue_meta");
len = json_printf(&out, "{type: queue, data: [");
while ((entity = mpd_recv_entity(mpd.conn)) != NULL) {
const struct mpd_song *song;
unsigned int drtn;
if (mpd_entity_get_type(entity) == MPD_ENTITY_TYPE_SONG) {
song = mpd_entity_get_song(entity);
drtn = mpd_song_get_duration(song);
totalTime += drtn;
entity_count ++;
if (entities_returned ++)
len += json_printf(&out, ",");
len += json_printf(&out, "{id: %d, pos: %d, duration: %d, artist: %Q, album: %Q, title: %Q, uri: %Q}",
mpd_song_get_id(song),
mpd_song_get_pos(song),
mpd_song_get_duration(song),
mympd_get_tag(song, MPD_TAG_ARTIST),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_TITLE),
mpd_song_get_uri(song)
);
}
mpd_entity_free(entity);
}
len += json_printf(&out, "], totalTime: %d, totalEntities: %d, offset: %d, returnedEntities: %d, queue_version: %d}",
totalTime,
mpd_status_get_queue_length(status),
offset,
entities_returned,
mpd_status_get_queue_version(status)
);
*queue_version = mpd_status_get_queue_version(status);
*queue_length = mpd_status_get_queue_length(status);
mpd_status_free(status);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_browse(char *buffer, char *path, unsigned int offset, char *filter) {
struct mpd_entity *entity;
const struct mpd_playlist *pl;
unsigned int entity_count = 0;
unsigned int entities_returned = 0;
const char *entityName;
char smartpls_file[400];
bool smartpls;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (!mpd_send_list_meta(mpd.conn, path))
RETURN_ERROR_AND_RECOVER("mpd_send_list_meta");
len = json_printf(&out, "{type: browse, data: [");
while((entity = mpd_recv_entity(mpd.conn)) != NULL) {
const struct mpd_song *song;
const struct mpd_directory *dir;
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
switch (mpd_entity_get_type(entity)) {
case MPD_ENTITY_TYPE_UNKNOWN:
entity_count --;
break;
case MPD_ENTITY_TYPE_SONG:
song = mpd_entity_get_song(entity);
entityName = mympd_get_tag(song, MPD_TAG_TITLE);
if (strncmp(filter, "-", 1) == 0 || strncasecmp(filter, entityName, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*entityName) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ",");
len += json_printf(&out, "{type: song, uri: %Q, album: %Q, artist: %Q, duration: %d, title: %Q, name: %Q}",
mpd_song_get_uri(song),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_ARTIST),
mpd_song_get_duration(song),
entityName,
entityName
);
} else {
entity_count --;
}
break;
case MPD_ENTITY_TYPE_DIRECTORY:
dir = mpd_entity_get_directory(entity);
entityName = mpd_directory_get_path(dir);
char *dirName = strrchr(entityName, '/');
if (dirName != NULL)
dirName ++;
else
dirName = strdup(entityName);
if (strncmp(filter, "-", 1) == 0 || strncasecmp(filter, dirName, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*dirName) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ",");
len += json_printf(&out, "{type: dir, uri: %Q, name: %Q}",
entityName,
dirName
);
} else {
entity_count --;
}
break;
case MPD_ENTITY_TYPE_PLAYLIST:
pl = mpd_entity_get_playlist(entity);
entityName = mpd_playlist_get_path(pl);
char *plName = strrchr(entityName, '/');
if (plName != NULL) {
plName ++;
} else {
plName = strdup(entityName);
}
if (strncmp(filter, "-", 1) == 0 || strncasecmp(filter, plName, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*plName) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ",");
snprintf(smartpls_file, 400, "%s/smartpls/%s", config.varlibdir, plName);
if (access(smartpls_file, F_OK ) != -1)
smartpls = true;
else
smartpls = false;
len += json_printf(&out, "{type: %Q, uri: %Q, name: %Q}",
(smartpls == true ? "smartpls" : "plist"),
entityName,
plName
);
} else {
entity_count --;
}
break;
}
}
mpd_entity_free(entity);
}
if (mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS || !mpd_response_finish(mpd.conn)) {
printf("MPD mpd_send_list_meta: %s\n", mpd_connection_get_error_message(mpd.conn));
mpd.conn_state = MPD_FAILURE;
return 0;
}
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d, filter: %Q}",
entity_count,
offset,
entities_returned,
filter
);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_db_tag(char *buffer, unsigned int offset, char *mpdtagtype, char *mpdsearchtagtype, char *searchstr, char *filter) {
struct mpd_pair *pair;
unsigned long entity_count = 0;
unsigned long entities_returned = 0;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (mpd_search_db_tags(mpd.conn, mpd_tag_name_parse(mpdtagtype)) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_db_tags");
if (mpd_tag_name_parse(mpdsearchtagtype) != MPD_TAG_UNKNOWN) {
if (mpd_search_add_tag_constraint(mpd.conn, MPD_OPERATOR_DEFAULT, mpd_tag_name_parse(mpdsearchtagtype), searchstr) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_add_tag_constraint");
}
if (mpd_search_commit(mpd.conn) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_commit");
len = json_printf(&out, "{type: listDBtags, data: [");
while((pair = mpd_recv_pair_tag(mpd.conn, mpd_tag_name_parse(mpdtagtype))) != NULL) {
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
if (strcmp(pair->value, "") == 0) {
entity_count --;
}
else if (strncmp(filter, "-", 1) == 0 || strncasecmp(filter, pair->value, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*pair->value) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ", ");
len += json_printf(&out, "{type: %Q, value: %Q}",
mpdtagtype,
pair->value
);
} else {
entity_count --;
}
}
mpd_return_pair(mpd.conn, pair);
}
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d, "
"tagtype: %Q, searchtagtype: %Q, searchstr: %Q, filter: %Q}",
entity_count,
offset,
entities_returned,
mpdtagtype,
mpdsearchtagtype,
searchstr,
filter
);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_songs_in_album(char *buffer, char *album, char *search, char *tag) {
struct mpd_song *song;
unsigned long entity_count = 0;
unsigned long entities_returned = 0;
int len;
char cover[500];
char *albumartist;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (mpd_search_db_songs(mpd.conn, true) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_db_songs");
if (mpd_search_add_tag_constraint(mpd.conn, MPD_OPERATOR_DEFAULT, mpd_tag_name_parse(tag), search) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_add_tag_constraint");
if (mpd_search_add_tag_constraint(mpd.conn, MPD_OPERATOR_DEFAULT, MPD_TAG_ALBUM, album) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_add_tag_constraint");
if (mpd_search_commit(mpd.conn) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_commit");
else {
len = json_printf(&out, "{type: listTitles, data: [");
while((song = mpd_recv_song(mpd.conn)) != NULL) {
entity_count ++;
if (entity_count <= MAX_ELEMENTS_PER_PAGE) {
if (entities_returned ++)
len += json_printf(&out, ", ");
else {
mympd_get_cover(mpd_song_get_uri(song), cover, 500);
albumartist = strdup(mympd_get_tag(song, MPD_TAG_ALBUM_ARTIST));
}
len += json_printf(&out, "{type: song, uri: %Q, duration: %d, title: %Q, track: %Q}",
mpd_song_get_uri(song),
mpd_song_get_duration(song),
mympd_get_tag(song, MPD_TAG_TITLE),
mympd_get_tag(song, MPD_TAG_TRACK)
);
}
mpd_song_free(song);
}
len += json_printf(&out, "], totalEntities: %d, returnedEntities: %d, album: %Q, search: %Q, tag: %Q, cover: %Q, albumartist: %Q}",
entity_count,
entities_returned,
album,
search,
tag,
cover,
albumartist
);
}
free(albumartist);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_playlists(char *buffer, unsigned int offset, char *filter) {
struct mpd_playlist *pl;
unsigned int entity_count = 0;
unsigned int entities_returned = 0;
const char *plpath;
int len;
bool smartpls;
char smartpls_file[400];
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (!mpd_send_list_playlists(mpd.conn))
RETURN_ERROR_AND_RECOVER("mpd_send_lists_playlists");
len = json_printf(&out, "{type: playlists, data: [");
while((pl = mpd_recv_playlist(mpd.conn)) != NULL) {
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
plpath = mpd_playlist_get_path(pl);
if (strncmp(filter,"-",1) == 0 || strncasecmp(filter, plpath, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*plpath) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ", ");
snprintf(smartpls_file, 400, "%s/smartpls/%s", config.varlibdir, plpath);
if (access(smartpls_file, F_OK ) != -1)
smartpls = true;
else
smartpls = false;
len += json_printf(&out, "{type: %Q, uri: %Q, name: %Q, last_modified: %d}",
(smartpls == true ? "smartpls" : "plist"),
plpath,
plpath,
mpd_playlist_get_last_modified(pl)
);
} else {
entity_count --;
}
}
mpd_playlist_free(pl);
}
if (mpd_connection_get_error(mpd.conn) != MPD_ERROR_SUCCESS || !mpd_response_finish(mpd.conn))
RETURN_ERROR_AND_RECOVER("mpd_send_list_playlists");
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d}",
entity_count,
offset,
entities_returned
);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_playlist_list(char *buffer, char *uri, unsigned int offset, char *filter) {
struct mpd_entity *entity;
unsigned int entity_count = 0;
unsigned int entities_returned = 0;
const char *entityName;
char smartpls_file[400];
bool smartpls;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (!mpd_send_list_playlist_meta(mpd.conn, uri))
RETURN_ERROR_AND_RECOVER("mpd_send_list_meta");
len = json_printf(&out, "{type: playlist_detail, data: [");
while((entity = mpd_recv_entity(mpd.conn)) != NULL) {
const struct mpd_song *song;
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
song = mpd_entity_get_song(entity);
entityName = mympd_get_tag(song, MPD_TAG_TITLE);
if (strncmp(filter, "-", 1) == 0 || strncasecmp(filter, entityName, 1) == 0 ||
(strncmp(filter, "0", 1) == 0 && isalpha(*entityName) == 0 )
) {
if (entities_returned ++)
len += json_printf(&out, ",");
len += json_printf(&out, "{type: song, uri: %Q, album: %Q, artist: %Q, duration: %d, title: %Q, name: %Q}",
mpd_song_get_uri(song),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_ARTIST),
mpd_song_get_duration(song),
entityName,
entityName
);
} else {
entity_count --;
}
}
mpd_entity_free(entity);
}
snprintf(smartpls_file, 400, "%s/smartpls/%s", config.varlibdir, uri);
if (access(smartpls_file, F_OK ) != -1)
smartpls = true;
else
smartpls = false;
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d, filter: %Q, uri: %Q, smartpls: %B}",
entity_count,
offset,
entities_returned,
filter,
uri,
smartpls
);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_search(char *buffer, char *searchstr, char *filter, char *plist, unsigned int offset) {
struct mpd_song *song;
unsigned long entity_count = 0;
unsigned long entities_returned = 0;
int len = 0;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (strcmp(plist, "") == 0) {
if (mpd_send_command(mpd.conn, "search", filter, searchstr, NULL) == false)
RETURN_ERROR_AND_RECOVER("mpd_search");
len = json_printf(&out, "{type: search, data: [");
}
else if (strcmp(plist, "queue") == 0) {
if (mpd_send_command(mpd.conn, "searchadd", filter, searchstr, NULL) == false)
RETURN_ERROR_AND_RECOVER("mpd_searchadd");
}
else {
if (mpd_send_command(mpd.conn, "searchaddpl", plist, filter, searchstr, NULL) == false)
RETURN_ERROR_AND_RECOVER("mpd_searchaddpl");
}
if (strcmp(plist, "") == 0) {
while ((song = mpd_recv_song(mpd.conn)) != NULL) {
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
if (entities_returned ++)
len += json_printf(&out, ", ");
len += json_printf(&out, "{type: song, uri: %Q, album: %Q, artist: %Q, duration: %d, title: %Q, name: %Q}",
mpd_song_get_uri(song),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_ARTIST),
mpd_song_get_duration(song),
mympd_get_tag(song, MPD_TAG_TITLE),
mympd_get_tag(song, MPD_TAG_TITLE)
);
}
mpd_song_free(song);
}
}
else
mpd_response_finish(mpd.conn);
if (strcmp(plist, "") == 0) {
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d, searchstr: %Q}",
entity_count,
offset,
entities_returned,
searchstr
);
}
else
len = json_printf(&out, "{type: result, data: ok}");
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_queue_crop(char *buffer) {
int len = 0;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
struct mpd_status *status = mpd_run_status(mpd.conn);
int length = mpd_status_get_queue_length(status) - 1;
int playing_song_pos = mpd_status_get_song_pos(status);
if (length < 0) {
len = json_printf(&out, "{type: error, data: %Q}", "A playlist longer than 1 song in length is required to crop.");
}
else if (mpd_status_get_state(status) == MPD_STATE_PLAY || mpd_status_get_state(status) == MPD_STATE_PAUSE) {
playing_song_pos ++;
if (playing_song_pos < length)
mpd_run_delete_range(mpd.conn, playing_song_pos, -1);
playing_song_pos --;
if (playing_song_pos > 0 )
mpd_run_delete_range(mpd.conn, 0, playing_song_pos --);
len = json_printf(&out, "{type: result, data: ok}");
} else {
len = json_printf(&out, "{type: error, data: %Q}", "You need to be playing to crop the playlist");
}
mpd_status_free(status);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_search_queue(char *buffer, char *mpdtagtype, unsigned int offset, char *searchstr) {
struct mpd_song *song;
unsigned long entity_count = 0;
unsigned long entities_returned = 0;
int len;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
if (mpd_search_queue_songs(mpd.conn, false) == false) {
RETURN_ERROR_AND_RECOVER("mpd_search_queue_songs");
}
if (mpd_tag_name_parse(mpdtagtype) != MPD_TAG_UNKNOWN) {
if (mpd_search_add_tag_constraint(mpd.conn, MPD_OPERATOR_DEFAULT, mpd_tag_name_parse(mpdtagtype), searchstr) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_add_tag_constraint");
}
else {
if (mpd_search_add_any_tag_constraint(mpd.conn, MPD_OPERATOR_DEFAULT, searchstr) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_add_any_tag_constraint");
}
if (mpd_search_commit(mpd.conn) == false)
RETURN_ERROR_AND_RECOVER("mpd_search_commit");
else {
len = json_printf(&out, "{type: queuesearch, data: [");
while ((song = mpd_recv_song(mpd.conn)) != NULL) {
entity_count ++;
if (entity_count > offset && entity_count <= offset + MAX_ELEMENTS_PER_PAGE) {
if (entities_returned ++)
len += json_printf(&out, ", ");
len += json_printf(&out, "{type: song, id: %d, pos: %d, album: %Q, artist: %Q, duration: %d, title: %Q}",
mpd_song_get_id(song),
mpd_song_get_pos(song),
mympd_get_tag(song, MPD_TAG_ALBUM),
mympd_get_tag(song, MPD_TAG_ARTIST),
mpd_song_get_duration(song),
mympd_get_tag(song, MPD_TAG_TITLE)
);
mpd_song_free(song);
}
}
len += json_printf(&out, "], totalEntities: %d, offset: %d, returnedEntities: %d, mpdtagtype: %Q}",
entity_count,
offset,
entities_returned,
mpdtagtype
);
}
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
int mympd_put_stats(char *buffer) {
struct mpd_stats *stats = mpd_run_stats(mpd.conn);
const unsigned *version = mpd_connection_get_server_version(mpd.conn);
int len;
char mpd_version[20];
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
snprintf(mpd_version, 20, "%i.%i.%i", version[0], version[1], version[2]);
if (stats == NULL)
RETURN_ERROR_AND_RECOVER("mympd_put_stats");
len = json_printf(&out, "{type: mpdstats, data: {artists: %d, albums: %d, songs: %d, "
"playtime: %d, uptime: %d, dbUpdated: %d, dbPlaytime: %d, mympdVersion: %Q, mpdVersion: %Q}}",
mpd_stats_get_number_of_artists(stats),
mpd_stats_get_number_of_albums(stats),
mpd_stats_get_number_of_songs(stats),
mpd_stats_get_play_time(stats),
mpd_stats_get_uptime(stats),
mpd_stats_get_db_update_time(stats),
mpd_stats_get_db_play_time(stats),
MYMPD_VERSION,
mpd_version
);
mpd_stats_free(stats);
if (len > MAX_SIZE)
printf("Buffer truncated\n");
return len;
}
void mympd_disconnect() {
mpd.conn_state = MPD_DISCONNECT;
mympd_idle(NULL, 0);
}
int mympd_smartpls_put(char *buffer, char *playlist) {
char pl_file[400];
char *smartpltype;
char *p_charbuf1, *p_charbuf2;
int je, int_buf1, int_buf2;
int len = 0;
struct json_out out = JSON_OUT_BUF(buffer, MAX_SIZE);
snprintf(pl_file, 400, "%s/smartpls/%s", config.varlibdir, playlist);
char *content = json_fread(pl_file);
je = json_scanf(content, strlen(content), "{type: %Q }", &smartpltype);
if (je == 1) {
if (strcmp(smartpltype, "sticker") == 0) {
je = json_scanf(content, strlen(content), "{sticker: %Q, maxentries: %d}", &p_charbuf1, &int_buf1);
if (je == 2) {
len = json_printf(&out, "{type: smartpls, data: {playlist: %Q, type: %Q, sticker: %Q, maxentries: %d}}",
playlist,
smartpltype,
p_charbuf1,
int_buf1);
free(p_charbuf1);
}
}
else if (strcmp(smartpltype, "newest") == 0) {
je = json_scanf(content, strlen(content), "{timerange: %d, maxentries: %d}", &int_buf1, &int_buf2);
if (je == 2) {
len = json_printf(&out, "{type: smartpls, data: {playlist: %Q, type: %Q, timerange: %d, maxentries: %d}}",
playlist,
smartpltype,
int_buf1,
int_buf2);
}
}
else if (strcmp(smartpltype, "search") == 0) {
je = json_scanf(content, strlen(content), "{tag: %Q, searchstr: %Q}", &p_charbuf1, &p_charbuf2);
if (je == 2) {
len = json_printf(&out, "{type: smartpls, data: {playlist: %Q, type: %Q, tag: %Q, searchstr: %Q}}",
playlist,
smartpltype,
p_charbuf1,
p_charbuf2);
free(p_charbuf1);
free(p_charbuf2);
}
}
free(smartpltype);
}
return len;
}
int mympd_smartpls_save(char *smartpltype, char *playlist, char *tag, char *searchstr, int maxentries, int timerange) {
char tmp_file[400];
char pl_file[400];
snprintf(tmp_file, 400, "%s/tmp/%s", config.varlibdir, playlist);
snprintf(pl_file, 400, "%s/smartpls/%s", config.varlibdir, playlist);
if (strcmp(smartpltype, "sticker") == 0) {
json_fprintf(tmp_file, "{type: %Q, sticker: %Q, maxentries: %d}", smartpltype, tag, maxentries);
rename(tmp_file, pl_file);
mympd_smartpls_update(playlist, tag, maxentries);
}
else if (strcmp(smartpltype, "newest") == 0) {
json_fprintf(tmp_file, "{type: %Q, timerange: %d, maxentries: %d}", smartpltype, timerange, maxentries);
rename(tmp_file, pl_file);
mympd_smartpls_update_newest(playlist, timerange, maxentries);
}
else if (strcmp(smartpltype, "search") == 0) {
json_fprintf(tmp_file, "{type: %Q, tag: %Q, searchstr: %Q}", smartpltype, tag, searchstr);
rename(tmp_file, pl_file);
mympd_smartpls_update_search(playlist, tag, searchstr);
}
return 0;
}
int mympd_smartpls_update_all() {
DIR *dir;
struct dirent *ent;
char *smartpltype;
char filename[400];
char dirname[400];
int je;
char *p_charbuf1, *p_charbuf2;
int int_buf1, int_buf2;
if (!config.smartpls)
return 0;
snprintf(dirname, 400, "%s/smartpls", config.varlibdir);
if ((dir = opendir (dirname)) != NULL) {
while ((ent = readdir(dir)) != NULL) {
if (strncmp(ent->d_name, ".", 1) == 0)
continue;
snprintf(filename, 400, "%s/smartpls/%s", config.varlibdir, ent->d_name);
char *content = json_fread(filename);
je = json_scanf(content, strlen(content), "{type: %Q }", &smartpltype);
if (je != 1)
continue;
if (strcmp(smartpltype, "sticker") == 0) {
je = json_scanf(content, strlen(content), "{sticker: %Q, maxentries: %d}", &p_charbuf1, &int_buf1);
if (je == 2) {
mympd_smartpls_update(ent->d_name, p_charbuf1, int_buf1);
free(p_charbuf1);
}
else
printf("Can't parse file %s\n", filename);
}
else if (strcmp(smartpltype, "newest") == 0) {
je = json_scanf(content, strlen(content), "{timerange: %d, maxentries: %d}", &int_buf1, &int_buf2);
if (je == 2) {
mympd_smartpls_update_newest(ent->d_name, int_buf1, int_buf2);
}
else
printf("Can't parse file %s\n", filename);
}
else if (strcmp(smartpltype, "search") == 0) {
je = json_scanf(content, strlen(content), "{tag: %Q, searchstr: %Q}", &p_charbuf1, &p_charbuf2);
if (je == 2) {
mympd_smartpls_update_search(ent->d_name, p_charbuf1, p_charbuf2);
free(p_charbuf1);
free(p_charbuf2);
}
else
printf("Can't parse file %s\n", filename);
}
free(smartpltype);
}
closedir (dir);
} else {
printf("Can't open dir %s\n", dirname);
return 1;
}
return 0;
}
int mympd_smartpls_clear(char *playlist) {
struct mpd_playlist *pl;
const char *plpath;
bool exists = false;
if (!mpd_send_list_playlists(mpd.conn)) {
LOG_ERROR_AND_RECOVER("mpd_send_list_playlists");
return 1;
}
while((pl = mpd_recv_playlist(mpd.conn)) != NULL) {
plpath = mpd_playlist_get_path(pl);
if (strcmp(playlist, plpath) == 0)
exists = true;
mpd_playlist_free(pl);
if (exists)
break;
}
mpd_response_finish(mpd.conn);
if (exists) {
if (!mpd_run_rm(mpd.conn, playlist)) {
LOG_ERROR_AND_RECOVER("mpd_run_rm");
return 1;
}
}
return 0;
}
int mympd_smartpls_update_search(char *playlist, char *tag, char *searchstr) {
mympd_smartpls_clear(playlist);
mympd_search(mpd.buf, searchstr, tag, playlist, 0);
printf("Updated %s\n", playlist);
return 0;
}
int mympd_smartpls_update(char *playlist, char *sticker, int maxentries) {
struct mpd_pair *pair;
char *uri = NULL;
char *name;
char *p_value;
char *crap;
char tmpfile[400];
long value;
long value_max = 0;
size_t len = 0;
ssize_t read;
long i = 0;
if (!mpd_send_sticker_find(mpd.conn, "song", "", sticker)) {
LOG_ERROR_AND_RECOVER("mpd_send_sticker_find");
return 1;
}
snprintf(tmpfile, 400, "%s/tmp/playlist.tmp", config.varlibdir);
FILE *fp = fopen(tmpfile, "w");
if (fp == NULL) {
printf("Error opening %s", tmpfile);
return 1;
}
while ((pair = mpd_recv_pair(mpd.conn)) != NULL) {
if (strcmp(pair->name, "file") == 0) {
uri = strdup(pair->value);
}
else if (strcmp(pair->name, "sticker") == 0) {
name = strtok(strdup(pair->value), "=");
p_value = strtok(NULL, "=");
value = strtol(p_value, &crap, 10);
if (value > 1)
fprintf(fp, "%s::%ld\n", uri, value);
if (value > value_max)
value_max = value;
}
mpd_return_pair(mpd.conn, pair);
}
mpd_response_finish(mpd.conn);
fclose(fp);
mympd_smartpls_clear(playlist);
if (value_max > 2)
value_max = value_max / 2;
fp = fopen(tmpfile, "r");
if (fp == NULL) {
printf("Error opening %s", tmpfile);
return 1;
}
while ((read = getline(&uri, &len, fp)) != -1) {
name = strtok(uri, "::");
p_value = strtok(NULL, "::");
value = strtol(p_value, &crap, 10);
if (value < value_max)
continue;
if (!mpd_run_playlist_add(mpd.conn, playlist, name)) {
LOG_ERROR_AND_RECOVER("mpd_run_playlist_add");
fclose(fp);
free(uri);
return 1;
}
i++;
if (i >= maxentries)
break;
}
fclose(fp);
free(uri);
unlink(tmpfile);
printf("Updated %s with %ld songs, minValue: %ld\n", playlist, i, value_max);
return 0;
}
int mympd_smartpls_update_newest(char *playlist, int timerange, int maxentries) {
struct mpd_song *song;
char *uri;
char *p_value;
char *name;
char *crap;
char tmpfile[400];
time_t value;
time_t value_max = 0;
size_t len = 0;
ssize_t read;
long i = 0;
if (!mpd_send_list_all_meta(mpd.conn, "/")) {
LOG_ERROR_AND_RECOVER("mpd_send_list_all_meta");
return 1;
}
snprintf(tmpfile, 400, "%s/tmp/playlist.tmp", config.varlibdir);
FILE *fp = fopen(tmpfile, "w");
if (fp == NULL) {
printf("Error opening %s", tmpfile);
return 1;
}
while ((song = mpd_recv_song(mpd.conn)) != NULL) {
value = mpd_song_get_last_modified(song);
if (value > value_max)
value_max = value;
fprintf(fp, "%s::%ld\n", mpd_song_get_uri(song), value);
mpd_song_free(song);
}
mpd_response_finish(mpd.conn);
fclose(fp);
mympd_smartpls_clear(playlist);
value_max -= timerange;
fp = fopen(tmpfile, "r");
if (fp == NULL) {
printf("Error opening %s", tmpfile);
return 1;
}
while ((read = getline(&uri, &len, fp)) != -1) {
name = strtok(uri, "::");
p_value = strtok(NULL, "::");
value = strtol(p_value, &crap, 10);
if (value >= value_max)
continue;
if (!mpd_run_playlist_add(mpd.conn, playlist, name)) {
LOG_ERROR_AND_RECOVER("mpd_run_rm");
fclose(fp);
free(uri);
return 1;
}
i++;
if (i >= maxentries)
break;
}
fclose(fp);
free(uri);
unlink(tmpfile);
printf("Updated %s with %ld songs, minValue: %ld\n", playlist, i, value_max);
return 0;
}
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