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conky/src/moc.c

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/* MOC Conky integration
*
* Please see COPYING for details
*
* Copyright (c) 2008, Henri Häkkinen
*
* 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*
2008-12-09 23:35:49 +00:00
*/
#include "conky.h"
#include "moc.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void init_moc(struct moc_s *moc)
{
moc->state = NULL;
moc->file = NULL;
moc->title = NULL;
moc->artist = NULL;
moc->song = NULL;
moc->album = NULL;
moc->totaltime = NULL;
moc->timeleft = NULL;
moc->curtime = NULL;
moc->bitrate = NULL;
moc->rate = NULL;
}
static void update_infos(struct moc_s *moc)
{
FILE *fp;
free_moc(moc);
fp = popen("mocp -i", "r");
if (!fp) {
moc->state = strndup("Can't run 'mocp -i'", text_buffer_size);
return;
}
while (1) {
char line[100];
char *p;
/* Read a line from the pipe and strip the possible '\n'. */
if (!fgets(line, 100, fp))
break;
if ((p = strrchr(line, '\n')))
*p = '\0';
/* Parse infos. */
if (strncmp(line, "State:", 6) == 0)
moc->state = strndup(line + 7, text_buffer_size);
else if (strncmp(line, "File:", 5) == 0)
moc->file = strndup(line + 6, text_buffer_size);
else if (strncmp(line, "Title:", 6) == 0)
moc->title = strndup(line + 7, text_buffer_size);
else if (strncmp(line, "Artist:", 7) == 0)
moc->artist = strndup(line + 8, text_buffer_size);
else if (strncmp(line, "SongTitle:", 10) == 0)
moc->song = strndup(line + 11, text_buffer_size);
else if (strncmp(line, "Album:", 6) == 0)
moc->album = strndup(line + 7, text_buffer_size);
else if (strncmp(line, "TotalTime:", 10) == 0)
moc->totaltime = strndup(line + 11, text_buffer_size);
else if (strncmp(line, "TimeLeft:", 9) == 0)
moc->timeleft = strndup(line + 10, text_buffer_size);
else if (strncmp(line, "CurrentTime:", 12) == 0)
moc->curtime = strndup(line + 13, text_buffer_size);
else if (strncmp(line, "Bitrate:", 8) == 0)
moc->bitrate = strndup(line + 9, text_buffer_size);
else if (strncmp(line, "Rate:", 5) == 0)
moc->rate = strndup(line + 6, text_buffer_size);
}
pclose(fp);
}
void *update_moc(void *arg)
{
struct moc_s *moc;
if (arg == NULL) {
CRIT_ERR("update_moc called with a null argument!");
}
moc = (struct moc_s *) arg;
while (1) {
timed_thread_lock(moc->timed_thread);
update_infos(moc);
timed_thread_unlock(moc->timed_thread);
if (timed_thread_test(moc->timed_thread, 0)) {
timed_thread_exit(moc->timed_thread);
}
}
/* never reached */
}
void free_moc(struct moc_s *moc)
{
free(moc->state);
free(moc->file);
free(moc->title);
free(moc->artist);
free(moc->song);
free(moc->album);
free(moc->totaltime);
free(moc->timeleft);
free(moc->curtime);
free(moc->bitrate);
free(moc->rate);
init_moc(moc);
}