myspace mp3 / flv loader

gistfile1.php

<?php
/**
 * Misc_Lib_Myspace class
 * 
 * myspace url/id ⇒ get mp3/flv video
 * 
 * [usage_1 set id]
 * $ms = new Misc_Lib_Myspace();
 * $ms->setId('britneyspears');
 * $ms->load();
 * $mp3 = $ms->getMp3();
 * $flv = $ms->getVideo();
 * 
 * [usage_2 set url]
 * $ms = new Misc_Lib_Myspace();
 * $ms->setUrl('http://www.myspace.com/britneyspears');
 * $ms->load();
 * $mp3 = $ms->getMp3();
 * $flv = $ms->getVideo();
 * 
 * [usage_3 other]
 * $ms = new Misc_Lib_Myspace();
 * $mp3 = $ms->setId('britneyspears')->load()->getMp3();
 */
class Misc_Lib_Myspace
{
  const VERSION                 = '0.1';
  const MYSPACE_BASE_URL        = 'http://www.myspace.com/';
  const MYSPACE_BASE_MUSIC_PATH = 'http://mediaservices.myspace.com/services/media/musicplayerxml.ashx?b=';
  const MYSPACE_BASE_FLV_PATH   = 'http://mediaservices.myspace.com/services/rss.ashx?type=video&friendID=';
  const MYSPACE_CHK_REG         = '/^http\:\/\/[a-z]+\.myspace\.com\/[a-z0-9]+$/i';
  
  private $_id          = null;
  private $_url         = null;
  private $_friendId    = null;
  private $_userImgPath = null;
  private $_src         = null;
  
  protected function _getFriendId() {
    $p = '/\"DisplayFriendId\"\:([0-9]+)/i';
    preg_match($p, $this->_src, $m);
    $this->_friendId = isset($m[1])? $m[1] : false;
    return $this;
  }
  
  protected function _getUserImage() {
    $p = '/DefaultImage.+\<img src=\"(http\:\/\/.+\.(jpg|gif|png))\"/i';
    preg_match($p, $this->_src, $m);
    $this->_userImgPath = isset($m[1])? $m[1] : false;
    return $this;
  }
  
  public function setUrl($url) {
    $this->_url = $url;
    return $this;
  }
  
  public function setId($id) {
    $this->_id = $id;
    return $this;
  }
  
  public function load() {
    if ($this->_url === null && $this->_id === null) {
      throw new Exception('initialized error...');
    }
    
    $this->_url = ($this->_id !== null) ? self::MYSPACE_BASE_URL . $this->_id : $this->_url;
    if (preg_match(self::MYSPACE_CHK_REG, $this->_url) === 0 ||
        ($this->_src = @file_get_contents($this->_url)) === false) {
      throw new Exception($this->_url . ' load error ...');
    }
    
    $this->_getFriendId();
    $this->_getUserImage();
    if ($this->_friendId === false) {
      throw new Exception('friend id error ...');
    }
    return $this;
  }
  
  public function getSrc() {
    return $this->_src;
  }
  
  public function getFriendId() {
    return $this->_friendId;
  }
  
  public function getUserImagePath() {
    return $this->_userImgPath;
  }
  
  public function getMp3() {
    $url = self::MYSPACE_BASE_MUSIC_PATH . $this->_friendId;
    $src = str_replace('encoding="iso-8859-1"', 'encoding="UTF-8"', @file_get_contents($url)); // おまじない
    $obj = @simplexml_load_string($src);
    if ($obj === false || !isset($obj->playlist)) {
      return false;
    }
    
    $data = array(
      'name'  => isset($obj->name)? (string)$obj->name : '',
      'songs' => array()
    );
    
    foreach($obj->playlist->children() as $song) {
      $title = (string)$song['title'];
      $img   = (string)$song['imagename'];
      $alt   = (string)$song['imagedesc'];
      $durl  = (string)$song['durl'];
      $durlFull = str_replace('/std_', '/full_', $durl);
      $data['songs'][] = array(
        'title'   => $title,
        'img'     => $img,
        'alt'     => $alt,
        'durlStd' => $durl,
        'durlFul' => $durlFull
      );
    }
    
    return (count($data['songs']) > 0) ? $data : false;
  }
  
  public function getVideo() {
    $obj = @simplexml_load_file(self::MYSPACE_BASE_FLV_PATH . $this->_friendId);
    if ($obj === false && !isset($obj->channel->item)) {
      return false;
    }
    
    $data = array();
    foreach ($obj->channel->item as $item) {
      $title = @$item->xpath('title');
      $thum  = @$item->xpath('media:thumbnail/@url');
      $flv   = @$item->xpath('media:content/@url');
      if ($title !== false && $flv !== false) {
        $data[] = array(
          'title' => (string)$title[0],
          'thum'  => ($thum !== false)? (string)$thum[0] : '',
          'flv'   => (string)$flv[0]['url']
        );
      }
    }
    return (count($data)>0) ? $data : false;
  }
}