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/*
* Copyright (C) 2003-2013 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 "PlaylistPrint.hxx"
#include "PlaylistFile.hxx"
#include "PlaylistAny.hxx"
#include "PlaylistSong.hxx"
#include "Playlist.hxx"
#include "PlaylistRegistry.hxx"
#include "QueuePrint.hxx"
#include "SongPrint.hxx"
#include "DatabaseGlue.hxx"
#include "DatabasePlugin.hxx"
#include "Client.hxx"
#include "input_stream.h"
extern "C" {
#include "playlist_plugin.h"
#include "song.h"
}
void
playlist_print_uris(Client *client, const struct playlist *playlist)
{
const struct queue *queue = &playlist->queue;
queue_print_uris(client, queue, 0, queue->GetLength());
}
bool
playlist_print_info(Client *client, const struct playlist *playlist,
unsigned start, unsigned end)
{
const struct queue *queue = &playlist->queue;
if (end > queue->GetLength())
/* correct the "end" offset */
end = queue->GetLength();
if (start > end)
/* an invalid "start" offset is fatal */
return false;
queue_print_info(client, queue, start, end);
return true;
}
bool
playlist_print_id(Client *client, const struct playlist *playlist,
unsigned id)
{
const struct queue *queue = &playlist->queue;
int position;
position = queue->IdToPosition(id);
if (position < 0)
/* no such song */
return false;
return playlist_print_info(client, playlist, position, position + 1);
}
bool
playlist_print_current(Client *client, const struct playlist *playlist)
{
int current_position = playlist->GetCurrentPosition();
if (current_position < 0)
return false;
queue_print_info(client, &playlist->queue,
current_position, current_position + 1);
return true;
}
void
playlist_print_find(Client *client, const struct playlist *playlist,
const SongFilter &filter)
{
queue_find(client, &playlist->queue, filter);
}
void
playlist_print_changes_info(Client *client,
const struct playlist *playlist,
uint32_t version)
{
queue_print_changes_info(client, &playlist->queue, version);
}
void
playlist_print_changes_position(Client *client,
const struct playlist *playlist,
uint32_t version)
{
queue_print_changes_position(client, &playlist->queue, version);
}
static bool
PrintSongDetails(Client *client, const char *uri_utf8)
{
const Database *db = GetDatabase(nullptr);
if (db == nullptr)
return false;
song *song = db->GetSong(uri_utf8, nullptr);
if (song == nullptr)
return false;
song_print_info(client, song);
db->ReturnSong(song);
return true;
}
bool
spl_print(Client *client, const char *name_utf8, bool detail,
GError **error_r)
{
GError *error = NULL;
PlaylistFileContents contents = LoadPlaylistFile(name_utf8, &error);
if (contents.empty() && error != nullptr) {
g_propagate_error(error_r, error);
return false;
}
for (const auto &uri_utf8 : contents) {
if (!detail || !PrintSongDetails(client, uri_utf8.c_str()))
client_printf(client, SONG_FILE "%s\n",
uri_utf8.c_str());
}
return true;
}
static void
playlist_provider_print(Client *client, const char *uri,
struct playlist_provider *playlist, bool detail)
{
struct song *song;
char *base_uri = uri != NULL ? g_path_get_dirname(uri) : NULL;
while ((song = playlist_plugin_read(playlist)) != NULL) {
song = playlist_check_translate_song(song, base_uri, false);
if (song == NULL)
continue;
if (detail)
song_print_info(client, song);
else
song_print_uri(client, song);
song_free(song);
}
g_free(base_uri);
}
bool
playlist_file_print(Client *client, const char *uri, bool detail)
{
GMutex *mutex = g_mutex_new();
GCond *cond = g_cond_new();
struct input_stream *is;
struct playlist_provider *playlist =
playlist_open_any(uri, mutex, cond, &is);
if (playlist == NULL) {
g_cond_free(cond);
g_mutex_free(mutex);
return false;
}
playlist_provider_print(client, uri, playlist, detail);
playlist_plugin_close(playlist);
if (is != NULL)
input_stream_close(is);
g_cond_free(cond);
g_mutex_free(mutex);
return true;
}
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