mpd/src/queue_print.c

123 lines
3.4 KiB
C

/*
* Copyright (C) 2003-2011 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 "queue_print.h"
#include "queue.h"
#include "song.h"
#include "song_print.h"
#include "locate.h"
#include "client.h"
#include "mapper.h"
/**
* Send detailed information about a range of songs in the queue to a
* client.
*
* @param client the client which has requested information
* @param start the index of the first song (including)
* @param end the index of the last song (excluding)
*/
static void
queue_print_song_info(struct client *client, const struct queue *queue,
unsigned position)
{
song_print_info(client, queue_get(queue, position));
client_printf(client, "Pos: %u\nId: %u\n",
position, queue_position_to_id(queue, position));
uint8_t priority = queue_get_priority_at_position(queue, position);
if (priority != 0)
client_printf(client, "Prio: %u\n", priority);
}
void
queue_print_info(struct client *client, const struct queue *queue,
unsigned start, unsigned end)
{
assert(start <= end);
assert(end <= queue_length(queue));
for (unsigned i = start; i < end; ++i)
queue_print_song_info(client, queue, i);
}
void
queue_print_uris(struct client *client, const struct queue *queue,
unsigned start, unsigned end)
{
assert(start <= end);
assert(end <= queue_length(queue));
for (unsigned i = start; i < end; ++i) {
client_printf(client, "%i:", i);
song_print_uri(client, queue_get(queue, i));
}
}
void
queue_print_changes_info(struct client *client, const struct queue *queue,
uint32_t version)
{
for (unsigned i = 0; i < queue_length(queue); i++) {
if (queue_song_newer(queue, i, version))
queue_print_song_info(client, queue, i);
}
}
void
queue_print_changes_position(struct client *client, const struct queue *queue,
uint32_t version)
{
for (unsigned i = 0; i < queue_length(queue); i++)
if (queue_song_newer(queue, i, version))
client_printf(client, "cpos: %i\nId: %i\n",
i, queue_position_to_id(queue, i));
}
void
queue_search(struct client *client, const struct queue *queue,
const struct locate_item_list *criteria)
{
unsigned i;
struct locate_item_list *new_list =
locate_item_list_casefold(criteria);
for (i = 0; i < queue_length(queue); i++) {
const struct song *song = queue_get(queue, i);
if (locate_song_search(song, new_list))
queue_print_song_info(client, queue, i);
}
locate_item_list_free(new_list);
}
void
queue_find(struct client *client, const struct queue *queue,
const struct locate_item_list *criteria)
{
for (unsigned i = 0; i < queue_length(queue); i++) {
const struct song *song = queue_get(queue, i);
if (locate_song_match(song, criteria))
queue_print_song_info(client, queue, i);
}
}