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/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* Copyright (C) 2008 Max Kellermann <max@duempel.org>
* This project's homepage is: http://www.musicpd.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; either version 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "stats.h"
#include "database.h"
#include "tag.h"
#include "song.h"
#include "client.h"
#include "player_control.h"
#include "strset.h"
#include "dbUtils.h"
struct stats stats;
void stats_global_init(void)
{
stats.start_time = time(NULL);
}
struct visit_data {
enum tag_type type;
struct strset *set;
};
static int
visit_tag_items(struct song *song, void *_data)
{
const struct visit_data *data = _data;
unsigned i;
if (song->tag == NULL)
return 0;
for (i = 0; i < (unsigned)song->tag->numOfItems; ++i) {
const struct tag_item *item = song->tag->items[i];
if (item->type == data->type)
strset_add(data->set, item->value);
}
return 0;
}
static unsigned int
getNumberOfTagItems(enum tag_type type)
{
struct visit_data data = {
.type = type,
.set = strset_new(),
};
unsigned int ret;
db_walk(NULL, visit_tag_items, NULL, &data);
ret = strset_size(data.set);
strset_free(data.set);
return ret;
}
void stats_update(void)
{
stats.song_count = countSongsIn(NULL);
stats.song_duration = sumSongTimesIn(NULL);
stats.artist_count = getNumberOfTagItems(TAG_ITEM_ARTIST);
stats.album_count = getNumberOfTagItems(TAG_ITEM_ALBUM);
}
int stats_print(struct client *client)
{
client_printf(client,
"artists: %u\n"
"albums: %u\n"
"songs: %i\n"
"uptime: %li\n"
"playtime: %li\n"
"db_playtime: %li\n"
"db_update: %li\n",
stats.artist_count,
stats.album_count,
stats.song_count,
time(NULL) - stats.start_time,
(long)(getPlayerTotalPlayTime() + 0.5),
stats.song_duration,
db_get_mtime());
return 0;
}
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