mirror of
https://github.com/Yetangitu/ampache
synced 2025-10-03 09:49:30 +02:00
301 lines
10 KiB
PHP
301 lines
10 KiB
PHP
<?php
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/* vim:set softtabstop=4 shiftwidth=4 expandtab: */
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/**
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*
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* LICENSE: GNU General Public License, version 2 (GPLv2)
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* Copyright 2001 - 2015 Ampache.org
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License v2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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class WebPlayer
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{
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/**
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* Check if the playlist is a radio playlist.
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* @param \Playlist $playlist
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* @return boolean
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*/
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public static function is_playlist_radio($playlist)
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{
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$radios = array();
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foreach ($playlist->urls as $item) {
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if ($item->type == "radio") {
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$radios[] = $item;
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}
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}
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return (count($playlist->urls) == 1 && count($radios) > 0 && AmpConfig::get('webplayer_flash'));
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}
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/**
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* Check if the playlist is a video playlist.
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* @param \Playlist $playlist
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* @return boolean
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*/
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public static function is_playlist_video($playlist)
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{
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return (count($playlist->urls) > 0 && $playlist->urls[0]->type == "video");
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}
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/**
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* Get types information for an item.
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* @param \playable_item $item
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* @param string $force_type
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* @return array
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*/
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protected static function get_types($item, $force_type='')
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{
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$types = array('real' => 'mp3', 'player' => '');
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$media = null;
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$urlinfo = Stream_URL::parse($item->url);
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if ($urlinfo['id'] && Core::is_media($urlinfo['type'])) {
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$media = new $urlinfo['type']($urlinfo['id']);
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} else {
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if ($urlinfo['id'] && $urlinfo['type'] == 'song_preview') {
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$media = new Song_Preview($urlinfo['id']);
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} else {
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if (isset($urlinfo['demo_id'])) {
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$democratic = new Democratic($urlinfo['demo_id']);
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if ($democratic->id) {
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$song_id = $democratic->get_next_object();
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if ($song_id) {
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$media = new Song($song_id);
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}
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}
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}
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}
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}
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if ($media != null) {
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$ftype = $media->type;
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$transcode = false;
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$transcode_cfg = AmpConfig::get('transcode');
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// Check transcode is required
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$valid_types = Song::get_stream_types_for_type($ftype, 'webplayer');
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if ($transcode_cfg == 'always' || !empty($force_type) || !in_array('native', $valid_types) || ($types['real'] != $ftype && (!AmpConfig::get('webplayer_flash') || $urlinfo['type'] != 'song'))) {
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if ($transcode_cfg == 'always' || ($transcode_cfg != 'never' && in_array('transcode', $valid_types))) {
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// Transcode forced from client side
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if (!empty($force_type) && AmpConfig::get('transcode_player_customize')) {
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debug_event("webplayer.class.php", "Forcing type to {".$force_type."}", 5);
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// Transcode only if excepted type available
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$transcode_settings = $media->get_transcode_settings($force_type, 'webplayer');
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if ($transcode_settings) {
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$types['real'] = $transcode_settings['format'];
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$transcode = true;
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}
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}
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// Transcode is not forced, transcode only if required
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if (!$transcode) {
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if (!in_array('native', $valid_types)) {
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$transcode_settings = $media->get_transcode_settings(null, 'webplayer');
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if ($transcode_settings) {
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$types['real'] = $transcode_settings['format'];
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$transcode = true;
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}
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}
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}
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}
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}
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if (!$transcode) {
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$types['real'] = $ftype;
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}
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if ($urlinfo['type'] == 'song') {
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if ($types['real'] == "ogg" || $types['real'] == "opus") {
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$types['player'] = "oga";
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} else {
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if ($types['real'] == "mp4") {
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$types['player'] = "m4a";
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}
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}
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} else {
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if ($urlinfo['type'] == 'video') {
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if ($types['real'] == "ogg") {
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$types['player'] = "ogv";
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} else {
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if ($types['real'] == "webm") {
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$types['player'] = "webmv";
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} else {
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if ($types['real'] == "mp4") {
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$types['player'] = "m4v";
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}
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}
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}
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}
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}
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} else {
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if ($item->type == 'live_stream') {
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$types['real'] = $item->codec;
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if ($types['real'] == "ogg" || $types['real'] == "opus") {
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$types['player'] = "oga";
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}
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} else {
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$ext = pathinfo($item->url, PATHINFO_EXTENSION);
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if (!empty($ext)) {
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$types['real'] = $ext;
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}
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}
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}
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if (empty($types['player'])) {
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$types['player'] = $types['real'];
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}
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debug_event("webplayer.class.php", "Types {".json_encode($types)."}", 5);
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return $types;
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}
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/**
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* Get all supplied types for a playlist.
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* @param \Playlist $playlist
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* @return array
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*/
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public static function get_supplied_types($playlist)
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{
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$jptypes = array();
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foreach ($playlist->urls as $item) {
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$force_type = '';
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if ($item->type == 'broadcast') {
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$force_type = 'mp3';
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}
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$types = self::get_types($item, $force_type);
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if (!in_array($types['player'], $jptypes)) {
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$jptypes[] = $types['player'];
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}
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}
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return $jptypes;
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}
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/**
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* Get add_media javascript.
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* @param \Playlist $playlist
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* @param string $callback_container
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* @return string
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*/
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public static function add_media_js($playlist, $callback_container='')
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{
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$addjs = "";
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foreach ($playlist->urls as $item) {
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if ($item->type == 'broadcast') {
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$addjs .= $callback_container . "startBroadcastListening('" . $item->url . "');";
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break;
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} else {
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$addjs .= $callback_container . "addMedia(" . self::get_media_js_param($item) . ");";
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}
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}
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return $addjs;
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}
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/**
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* Get play_next javascript.
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* @param \Playlist $playlist
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* @param string $callback_container
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* @return string
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*/
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public static function play_next_js($playlist, $callback_container='')
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{
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$addjs = "";
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foreach ($playlist->urls as $item) {
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if ($item->type == 'broadcast') {
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$addjs .= $callback_container . "startBroadcastListening('" . $item->url . "');";
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break;
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} else {
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$addjs .= $callback_container . "playNext(" . self::get_media_js_param($item) . ");";
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}
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}
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return $addjs;
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}
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/**
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* Get media javascript parameters.
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* @param \playable_item $item
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* @param string $force_type
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* @return string
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*/
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public static function get_media_js_param($item, $force_type='')
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{
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$js = array();
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foreach (array('title', 'author') as $member) {
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if ($member == "author") {
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$kmember = "artist";
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} else {
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$kmember = $member;
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}
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$js[$kmember] = $item->$member;
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}
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$url = $item->url;
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$types = self::get_types($item, $force_type);
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$media = null;
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$urlinfo = Stream_URL::parse($url);
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$url = $urlinfo['base_url'];
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if ($urlinfo['id'] && Core::is_media($urlinfo['type'])) {
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$media = new $urlinfo['type']($urlinfo['id']);
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} else {
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if ($urlinfo['id'] && $urlinfo['type'] == 'song_preview') {
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$media = new Song_Preview($urlinfo['id']);
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} else {
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if (isset($urlinfo['demo_id'])) {
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$democratic = new Democratic($urlinfo['demo_id']);
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if ($democratic->id) {
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$song_id = $democratic->get_next_object();
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if ($song_id) {
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$media = new Song($song_id);
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}
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}
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}
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}
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}
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if ($media != null) {
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$media->format();
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if ($urlinfo['type'] == 'song') {
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$js['artist_id'] = $media->artist;
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$js['album_id'] = $media->album;
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$js['replaygain_track_gain'] = $media->replaygain_track_gain;
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$js['replaygain_track_peak'] = $media->replaygain_track_peak;
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$js['replaygain_album_gain'] = $media->replaygain_album_gain;
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$js['replaygain_album_peak'] = $media->replaygain_album_peak;
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}
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$js['media_id'] = $media->id;
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if ($media->type != $types['real']) {
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$url .= '&transcode_to=' . $types['real'];
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}
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//$url .= "&content_length=required";
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}
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$js['filetype'] = $types['player'];
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$js['url'] = $url;
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if ($urlinfo['type'] == 'song') {
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$js['poster'] = $item->image_url;
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}
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debug_event("webplayer.class.php", "Return get_media_js_param {".json_encode($js)."}", 5);
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return json_encode($js);
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}
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}
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