mpd/src/stats.c
Max Kellermann 5b82ffc291 include config.h in all sources
After we've been hit by Large File Support problems several times in
the past week (which only occur on 32 bit platforms, which I don't
have), this is yet another attempt to fix the issue.
2009-11-12 09:17:03 +01:00

122 lines
2.6 KiB
C

/*
* Copyright (C) 2003-2009 The Music Player Daemon Project
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "stats.h"
#include "database.h"
#include "tag.h"
#include "song.h"
#include "client.h"
#include "player_control.h"
#include "strset.h"
struct stats stats;
void stats_global_init(void)
{
stats.timer = g_timer_new();
}
void stats_global_finish(void)
{
g_timer_destroy(stats.timer);
}
struct visit_data {
struct strset *artists;
struct strset *albums;
};
static void
visit_tag(struct visit_data *data, const struct tag *tag)
{
if (tag->time > 0)
stats.song_duration += tag->time;
for (unsigned i = 0; i < tag->num_items; ++i) {
const struct tag_item *item = tag->items[i];
switch (item->type) {
case TAG_ARTIST:
strset_add(data->artists, item->value);
break;
case TAG_ALBUM:
strset_add(data->albums, item->value);
break;
default:
break;
}
}
}
static int
stats_collect_song(struct song *song, void *_data)
{
struct visit_data *data = _data;
++stats.song_count;
if (song->tag != NULL)
visit_tag(data, song->tag);
return 0;
}
void stats_update(void)
{
struct visit_data data;
stats.song_count = 0;
stats.song_duration = 0;
stats.artist_count = 0;
data.artists = strset_new();
data.albums = strset_new();
db_walk(NULL, stats_collect_song, NULL, &data);
stats.artist_count = strset_size(data.artists);
stats.album_count = strset_size(data.albums);
strset_free(data.artists);
strset_free(data.albums);
}
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,
(long)g_timer_elapsed(stats.timer, NULL),
(long)(pc_get_total_play_time() + 0.5),
stats.song_duration,
db_get_mtime());
return 0;
}