mirror of
https://github.com/Yetangitu/ampache
synced 2025-10-03 09:49:30 +02:00
668 lines
22 KiB
PHP
668 lines
22 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 - 2014 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
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* as published by the Free Software Foundation; version 2
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* of the License.
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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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/**
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* XML_Data Class
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*
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* This class takes care of all of the xml document stuff in Ampache these
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* are all static calls
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*
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*/
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class XML_Data
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{
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// This is added so that we don't pop any webservers
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private static $limit = '5000';
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private static $offset = '0';
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private static $type = '';
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/**
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* constructor
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*
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* We don't use this, as its really a static class
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*/
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private function __construct()
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{
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// Rien a faire
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} // constructor
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/**
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* set_offset
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*
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* This takes an int and changes the offset
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*
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* @param integer $offset (description here...)
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* @return void
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*/
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public static function set_offset($offset)
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{
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$offset = intval($offset);
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self::$offset = $offset;
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} // set_offset
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/**
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* set_limit
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*
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* This sets the limit for any ampache transactions
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*
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* @param integer $limit (description here...)
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* @return void
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*/
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public static function set_limit($limit)
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{
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if (!$limit) { return false; }
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$limit = intval($limit);
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self::$limit = $limit;
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} // set_limit
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/**
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* set_type
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*
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* This sets the type of XML_Data we are working on
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*
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* @param string $type XML_Data type
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* @return void
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*/
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public static function set_type($type)
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{
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if (!in_array($type,array('rss','xspf','itunes'))) { return false; }
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self::$type = $type;
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} // set_type
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/**
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* error
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*
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* This generates a standard XML Error message
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* nothing fancy here...
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*
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* @param integer $code Error code
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* @param string $string Error message
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* @return string return error message xml
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*/
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public static function error($code,$string)
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{
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$string = self::_header() . "\t<error code=\"$code\"><![CDATA[$string]]></error>" . self::_footer();
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return $string;
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} // error
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/**
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* single_string
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*
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* This takes two values, first the key second the string
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*
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* @param string $key (description here...)
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* @param string $string xml data
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* @return string return xml
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*/
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public static function single_string($key, $string='')
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{
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$final = self::_header();
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if (!empty($string)) {
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$final .= "\t<$key><![CDATA[$string]]></$key>";
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} else {
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$final .= "\t<$key />";
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}
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$final .= self::_footer();
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return $final;
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} // single_string
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/**
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* header
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*
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* This returns the header
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*
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* @see _header()
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* @return string return xml
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*/
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public static function header()
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{
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return self::_header();
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} // header
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/**
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* footer
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*
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* This returns the footer
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*
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* @see _footer()
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* @return string return xml
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*/
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public static function footer()
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{
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return self::_footer();
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} // footer
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/**
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* tags_string
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*
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* This returns the formatted 'tags' string for an xml document
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*
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*/
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private static function tags_string($tags)
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{
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$string = '';
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if (is_array($tags)) {
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foreach ($tags as $tag_id => $data) {
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$tag = new Tag($tag_id);
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$string .= "\t<tag id=\"" . $tag->id .
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'" count="' . count($data['users']) .
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'"><![CDATA[' . $tag->name . "]]></tag>\n";
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}
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}
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return $string;
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} // tags_string
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/**
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* keyed_array
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*
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* This will build an xml document from a key'd array,
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*
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* @param array $array (description here...)
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* @param boolean $callback (description here...)
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* @return string return xml
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*/
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public static function keyed_array($array,$callback='')
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{
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$string = '';
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// Foreach it
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foreach ($array as $key=>$value) {
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$attribute = '';
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// See if the key has attributes
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if (is_array($value) AND isset($value['<attributes>'])) {
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$attribute = ' ' . $value['<attributes>'];
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$key = $value['value'];
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}
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// If it's an array, run again
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if (is_array($value)) {
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$value = self::keyed_array($value,1);
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$string .= "<$key$attribute>\n$value\n</$key>\n";
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} else {
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$string .= "\t<$key$attribute><![CDATA[$value]]></$key>\n";
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}
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} // end foreach
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if (!$callback) {
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$string = self::_header() . $string . self::_footer();
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}
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return $string;
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} // keyed_array
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/**
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* tags
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*
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* This returns tags to the user, in a pretty xml document with the information
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*
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* @param array $tags (description here...)
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* @return string return xml
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*/
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public static function tags($tags)
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{
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if (count($tags) > self::$limit OR self::$offset > 0) {
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$tags = array_splice($tags,self::$offset,self::$limit);
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}
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$string = '';
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foreach ($tags as $tag_id) {
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$tag = new Tag($tag_id);
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$counts = $tag->count();
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$string .= "<tag id=\"$tag_id\">\n" .
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"\t<name><![CDATA[$tag->name]]></name>\n" .
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"\t<albums>" . intval($counts['album']) . "</albums>\n" .
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"\t<artists>" . intval($counts['artist']) . "</artists>\n" .
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"\t<songs>" . intval($counts['song']) . "</songs>\n" .
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"\t<videos>" . intval($counts['video']) . "</videos>\n" .
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"\t<playlists>" . intval($counts['playlist']) . "</playlists>\n" .
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"\t<stream>" . intval($counts['live_stream']) . "</stream>\n" .
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"</tag>\n";
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} // end foreach
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$final = self::_header() . $string . self::_footer();
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return $final;
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} // tags
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/**
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* artists
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*
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* This takes an array of artists and then returns a pretty xml document with the information
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* we want
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*
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* @param array $artists (description here...)
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* @return string return xml
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*/
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public static function artists($artists)
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{
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if (count($artists) > self::$limit OR self::$offset > 0) {
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$artists = array_splice($artists,self::$offset,self::$limit);
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}
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$string = '';
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Rating::build_cache('artist',$artists);
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foreach ($artists as $artist_id) {
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$artist = new Artist($artist_id);
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$artist->format();
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$rating = new Rating($artist_id,'artist');
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$tag_string = self::tags_string($artist->tags);
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$string .= "<artist id=\"" . $artist->id . "\">\n" .
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"\t<name><![CDATA[" . $artist->f_full_name . "]]></name>\n" .
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$tag_string .
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"\t<albums>" . $artist->albums . "</albums>\n" .
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"\t<songs>" . $artist->songs . "</songs>\n" .
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"\t<preciserating>" . $rating->get_user_rating() . "</preciserating>\n" .
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"\t<rating>" . $rating->get_user_rating() . "</rating>\n" .
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"\t<averagerating>" . $rating->get_average_rating() . "</averagerating>\n" .
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"\t<mbid>" . $artist->mbid . "</mbid>\n" .
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"\t<summary>" . $artist->summary . "</summary>\n" .
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"\t<yearformed>" . $artist->summary . "</yearformed>\n" .
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"\t<placeformed>" . $artist->summary . "</placeformed>\n" .
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"</artist>\n";
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} // end foreach artists
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$final = self::_header() . $string . self::_footer();
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return $final;
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} // artists
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/**
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* albums
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*
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* This echos out a standard albums XML document, it pays attention to the limit
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*
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* @param array $albums (description here...)
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* @return string return xml
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*/
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public static function albums($albums)
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{
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if (count($albums) > self::$limit OR self::$offset > 0) {
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$albums = array_splice($albums,self::$offset,self::$limit);
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}
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Rating::build_cache('album',$albums);
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$string = "";
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foreach ($albums as $album_id) {
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$album = new Album($album_id);
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$album->format();
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$rating = new Rating($album_id,'album');
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// Build the Art URL, include session
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$art_url = AmpConfig::get('web_path') . '/image.php?id=' . $album->id . '&auth=' . scrub_out($_REQUEST['auth']);
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$string .= "<album id=\"" . $album->id . "\">\n" .
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"\t<name><![CDATA[" . $album->name . "]]></name>\n";
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// Do a little check for artist stuff
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if ($album->artist_count != 1) {
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$string .= "\t<artist id=\"0\"><![CDATA[Various]]></artist>\n";
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} else {
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$string .= "\t<artist id=\"$album->artist_id\"><![CDATA[$album->artist_name]]></artist>\n";
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}
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$string .= "\t<year>" . $album->year . "</year>\n" .
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"\t<tracks>" . $album->song_count . "</tracks>\n" .
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"\t<disk>" . $album->disk . "</disk>\n" .
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self::tags_string($album->tags) .
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"\t<art><![CDATA[$art_url]]></art>\n" .
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"\t<preciserating>" . $rating->get_user_rating() . "</preciserating>\n" .
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"\t<rating>" . $rating->get_user_rating() . "</rating>\n" .
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"\t<averagerating>" . $rating->get_average_rating() . "</averagerating>\n" .
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"\t<mbid>" . $album->mbid . "</mbid>\n" .
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"</album>\n";
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} // end foreach
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$final = self::_header() . $string . self::_footer();
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return $final;
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} // albums
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/**
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* playlists
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*
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* This takes an array of playlist ids and then returns a nice pretty XML document
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*
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* @param array $playlists (description here...)
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* @return string return xml
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*/
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public static function playlists($playlists)
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{
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if (count($playlists) > self::$limit OR self::$offset > 0) {
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$playlists = array_slice($playlists,self::$offset,self::$limit);
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}
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$string = '';
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// Foreach the playlist ids
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foreach ($playlists as $playlist_id) {
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$playlist = new Playlist($playlist_id);
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$playlist->format();
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$item_total = $playlist->get_song_count();
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// Build this element
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$string .= "<playlist id=\"$playlist->id\">\n" .
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"\t<name><![CDATA[$playlist->name]]></name>\n" .
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"\t<owner><![CDATA[$playlist->f_user]]></owner>\n" .
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"\t<items>$item_total</items>\n" .
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"\t<type>$playlist->type</type>\n" .
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"</playlist>\n";
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} // end foreach
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// Build the final and then send her off
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$final = self::_header() . $string . self::_footer();
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return $final;
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} // playlists
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/**
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* songs
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*
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* This returns an xml document from an array of song ids.
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* (Spiffy isn't it!)
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*/
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public static function songs($songs)
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{
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if (count($songs) > self::$limit OR self::$offset > 0) {
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$songs = array_slice($songs, self::$offset, self::$limit);
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}
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Song::build_cache($songs);
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Stream::set_session($_REQUEST['auth']);
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$string = "";
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// Foreach the ids!
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foreach ($songs as $song_id) {
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$song = new Song($song_id);
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// If the song id is invalid/null
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if (!$song->id) { continue; }
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$tag_string = self::tags_string(Tag::get_top_tags('song', $song_id));
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$rating = new Rating($song_id, 'song');
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$art_url = Art::url($song->album, 'album', $_REQUEST['auth']);
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$string .= "<song id=\"" . $song->id . "\">\n" .
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"\t<title><![CDATA[" . $song->title . "]]></title>\n" .
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"\t<artist id=\"" . $song->artist .
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'"><![CDATA[' . $song->get_artist_name() .
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"]]></artist>\n" .
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"\t<album id=\"" . $song->album .
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'"><![CDATA[' . $song->get_album_name().
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"]]></album>\n" .
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$tag_string .
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"\t<filename><![CDATA[" . $song->file . "]]></filename>\n" .
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"\t<track>" . $song->track . "</track>\n" .
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"\t<time>" . $song->time . "</time>\n" .
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"\t<year>" . $song->year . "</year>\n" .
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"\t<bitrate>" . $song->bitrate . "</bitrate>\n".
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"\t<mode>" . $song->mode . "</mode>\n".
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"\t<mime>" . $song->mime . "</mime>\n" .
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"\t<url><![CDATA[" . Song::play_url($song->id) . "]]></url>\n" .
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"\t<size>" . $song->size . "</size>\n".
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"\t<mbid>" . $song->mbid . "</mbid>\n".
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"\t<album_mbid>" . $song->album_mbid . "</album_mbid>\n".
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"\t<artist_mbid>" . $song->artist_mbid . "</artist_mbid>\n".
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"\t<art><![CDATA[" . $art_url . "]]></art>\n" .
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"\t<preciserating>" . $rating->get_user_rating() . "</preciserating>\n" .
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"\t<rating>" . $rating->get_user_rating() . "</rating>\n" .
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"\t<averagerating>" . $rating->get_average_rating() . "</averagerating>\n" .
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"</song>\n";
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} // end foreach
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return self::_header() . $string . self::_footer();
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} // songs
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/**
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* videos
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*
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* This builds the xml document for displaying video objects
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*
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* @param array $videos (description here...)
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* @return string return xml
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*/
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public static function videos($videos)
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{
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if (count($videos) > self::$limit OR self::$offset > 0) {
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$videos = array_slice($videos,self::$offset,self::$limit);
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}
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$string = '';
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foreach ($videos as $video_id) {
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$video = new Video($video_id);
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$video->format();
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$string .= "<video id=\"" . $video->id . "\">\n" .
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"\t<title><![CDATA[" . $video->title . "]]></title>\n" .
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"\t<mime><![CDATA[" . $video->mime . "]]></mime>\n" .
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"\t<resolution>" . $video->f_resolution . "</resolution>\n" .
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"\t<size>" . $video->size . "</size>\n" .
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self::tags_string($video->tags) .
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"\t<url><![CDATA[" . Video::play_url($video->id) . "]]></url>\n" .
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"</video>\n";
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} // end foreach
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$final = self::_header() . $string . self::_footer();
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return $final;
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} // videos
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/**
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* democratic
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*
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* This handles creating an xml document for democratic items, this can be a little complicated
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* due to the votes and all of that
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*
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* @param array $object_ids Object IDs
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* @return string return xml
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*/
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public static function democratic($object_ids=array())
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{
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if (!is_array($object_ids)) { $object_ids = array(); }
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$democratic = Democratic::get_current_playlist();
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$string = '';
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foreach ($object_ids as $row_id=>$data) {
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$song = new $data['object_type']($data['object_id']);
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$song->format();
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//FIXME: This is duplicate code and so wrong, functions need to be improved
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$tag = new Tag($song->tags['0']);
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$song->genre = $tag->id;
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$song->f_genre = $tag->name;
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$tag_string = self::tags_string($song->tags);
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$rating = new Rating($song->id,'song');
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$art_url = Art::url($song->album, 'album', $_REQUEST['auth']);
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$string .= "<song id=\"" . $song->id . "\">\n" .
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"\t<title><![CDATA[" . $song->title . "]]></title>\n" .
|
|
"\t<artist id=\"" . $song->artist . "\"><![CDATA[" . $song->f_artist_full . "]]></artist>\n" .
|
|
"\t<album id=\"" . $song->album . "\"><![CDATA[" . $song->f_album_full . "]]></album>\n" .
|
|
"\t<genre id=\"" . $song->genre . "\"><![CDATA[" . $song->f_genre . "]]></genre>\n" .
|
|
$tag_string .
|
|
"\t<track>" . $song->track . "</track>\n" .
|
|
"\t<time>" . $song->time . "</time>\n" .
|
|
"\t<mime>" . $song->mime . "</mime>\n" .
|
|
"\t<url><![CDATA[" . Song::play_url($song->id) . "]]></url>\n" .
|
|
"\t<size>" . $song->size . "</size>\n" .
|
|
"\t<art><![CDATA[" . $art_url . "]]></art>\n" .
|
|
"\t<preciserating>" . $rating->get_user_rating() . "</preciserating>\n" .
|
|
"\t<rating>" . $rating->get_user_rating() . "</rating>\n" .
|
|
"\t<averagerating>" . $rating->get_average_rating() . "</averagerating>\n" .
|
|
"\t<vote>" . $democratic->get_vote($row_id) . "</vote>\n" .
|
|
"</song>\n";
|
|
|
|
} // end foreach
|
|
|
|
$final = self::_header() . $string . self::_footer();
|
|
|
|
return $final;
|
|
|
|
} // democratic
|
|
|
|
/**
|
|
* rss_feed
|
|
*
|
|
* (description here...)
|
|
*
|
|
* @param array $data (descriptiong here...)
|
|
* @param string $title RSS feed title
|
|
* @param string $description (not use yet?)
|
|
* @param string $date publish date
|
|
* @return string RSS feed xml
|
|
*
|
|
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
|
|
*/
|
|
public static function rss_feed($data,$title,$description,$date)
|
|
{
|
|
$string = "\t<title>$title</title>\n\t<link>" . AmpConfig::get('web_path') . "</link>\n\t" .
|
|
"<pubDate>" . date("r",$date) . "</pubDate>\n";
|
|
|
|
// Pass it to the keyed array xml function
|
|
foreach ($data as $item) {
|
|
// We need to enclose it in an item tag
|
|
$string .= self::keyed_array(array('item'=>$item),1);
|
|
}
|
|
|
|
$final = self::_header() . $string . self::_footer();
|
|
|
|
return $final;
|
|
|
|
} // rss_feed
|
|
|
|
/**
|
|
* _header
|
|
*
|
|
* this returns a standard header, there are a few types
|
|
* so we allow them to pass a type if they want to
|
|
*
|
|
* @return string Header xml tag.
|
|
*/
|
|
private static function _header()
|
|
{
|
|
switch (self::$type) {
|
|
case 'xspf':
|
|
$header = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n" .
|
|
"<playlist version = \"1\" xmlns=\"http://xspf.org/ns/0/\">\n " .
|
|
"<title>Ampache XSPF Playlist</title>\n" .
|
|
"<creator>" . scrub_out(AmpConfig::get('site_title')) . "</creator>\n" .
|
|
"<annotation>" . scrub_out(AmpConfig::get('site_title')) . "</annotation>\n" .
|
|
"<info>". AmpConfig::get('web_path') ."</info>\n" .
|
|
"<trackList>\n";
|
|
break;
|
|
case 'itunes':
|
|
$header = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" .
|
|
"<!-- XML Generated by Ampache v." . AmpConfig::get('version') . " -->\n";
|
|
"<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\"\n" .
|
|
"\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n" .
|
|
"<plist version=\"1.0\">\n" .
|
|
"<dict>\n" .
|
|
" <key>Major Version</key><integer>1</integer>\n" .
|
|
" <key>Minor Version</key><integer>1</integer>\n" .
|
|
" <key>Application Version</key><string>7.0.2</string>\n" .
|
|
" <key>Features</key><integer>1</integer>\n" .
|
|
" <key>Show Content Ratings</key><true/>\n" .
|
|
" <key>Tracks</key>\n" .
|
|
" <dict>\n";
|
|
break;
|
|
case 'rss':
|
|
$header = "<?xml version=\"1.0\" encoding=\"" . AmpConfig::get('site_charset') . "\" ?>\n " .
|
|
"<!-- RSS Generated by Ampache v." . AmpConfig::get('version') . " on " . date("r",time()) . "-->\n" .
|
|
"<rss version=\"2.0\">\n<channel>\n";
|
|
break;
|
|
default:
|
|
$header = "<?xml version=\"1.0\" encoding=\"" . AmpConfig::get('site_charset') . "\" ?>\n<root>\n";
|
|
break;
|
|
} // end switch
|
|
|
|
return $header;
|
|
|
|
} // _header
|
|
|
|
/**
|
|
* _footer
|
|
*
|
|
* this returns the footer for this document, these are pretty boring
|
|
*
|
|
* @return string Footer xml tag.
|
|
*/
|
|
private static function _footer()
|
|
{
|
|
switch (self::$type) {
|
|
case 'itunes':
|
|
$footer = "\t\t</dict>\t\n</dict>\n</plist>\n";
|
|
break;
|
|
case 'xspf':
|
|
$footer = "</trackList>\n</playlist>\n";
|
|
break;
|
|
case 'rss':
|
|
$footer = "\n</channel>\n</rss>\n";
|
|
break;
|
|
default:
|
|
$footer = "\n</root>\n";
|
|
break;
|
|
} // end switch on type
|
|
|
|
|
|
return $footer;
|
|
|
|
} // _footer
|
|
|
|
} // XML_Data
|