php搜索关键词,获取百度MP3

<?php
header("Content-Type:text/html; charset=utf-8");
set_time_limit(0);//设置PHP超时时间
 
$mp3  = new GetBaiduMp3();
$data = $mp3->GetMp3('老男孩');
var_dump($data);
 
 
class GetBaiduMp3
{
    /**
    * 搜索百度mp3
    * @param $key   歌曲名
    * @return array 返回所有内容列表
          'song_id'         => 歌曲百度id
          'song'             => 歌曲名称
          'singer'             => 歌手
          'album'             => 专辑
          'singerPicSmall'     => 歌曲小图
          'singerPicLarge'     => 歌曲大图
          'albumPicSmall'     => 专辑小图
          'albumPicLarge'     => 专辑大图
          'lrc'             => 歌词
          'mp3Link'         => mp3地址
    */
    public function GetMp3($key)
    {
        /* 搜索歌曲
        参数:
            word: "歌曲名", //歌曲名 encodeURI
            format: "json", //返回数据格式,xml | json,默认xml
            callback: "Pub.music.searchResult", //固定值,返回jsonp格式   
        返回:
            'song'              => string '老男孩' (length=9)
            'song_id'        => string '5830696' (length=7)
            'singer'         => string '筷子兄弟' (length=12)
            'album'          => string '老男孩' (length=9)
            'singerPicSmall' => string 'http://qukufile2.qianqian.com/data2/pic/86604899/86604899.jpg' (length=61)
            'singerPicLarge' => string 'http://qukufile2.qianqian.com/data2/pic/48691336/48691336.jpg' (length=61)
            'albumPicLarge'  => string 'http://qukufile2.qianqian.com/data2/pic/38684666/38684666.jpg' (length=61)
            'albumPicSmall'  => string 'http://qukufile2.qianqian.com/data2/pic/38684670/38684670.jpg' (length=61)
        */
        $url = "http://mp3.baidu.com/dev/api/?tn=getinfo&ct=0&word=" . $key . "&ie=utf-8&format=json";
        $data = $this->GetCon($url);
        $mp3_info = json_decode($data, true);
 
        /* 获取指定歌曲
        参数:
            songIds: "38233821" //歌曲id,从第1个列表中得到的歌曲id 
            callback: "callback" //不为空时,返回jsonp格式数据   
        返回:
            array
              'errorCode' => int 22000
              'data' =>
                array
                  'xcode' => string '521d9a8c84a07842553396c56deab3f1' (length=32)
                  'songList' =>
                    array
                      0 =>
                        array
                          'queryId' => string '5830696' (length=7)
                          'songId' => int 5830696
                          'songName' => string '老男孩' (length=9)
                          'artistId' => string '9295' (length=4)
                          'artistName' => string '筷子兄弟' (length=12)
                          'albumId' => int 5830697
                          'albumName' => string '老男孩' (length=9)
                          'songPicSmall' => string 'http://a.hiphotos.baidu.com/ting/pic/item/3b87e950352ac65c434a5feefaf2b21192138adb.jpg' (length=86)
                          'songPicBig' => string 'http://c.hiphotos.baidu.com/ting/pic/item/b7003af33a87e9506458caf111385343faf2b4db.jpg' (length=86)
                          'songPicRadio' => string 'http://a.hiphotos.baidu.com/ting/pic/item/37d3d539b6003af375f5e5fd342ac65c1138b6db.jpg' (length=86)
                          'lrcLink' => string '/data2/lrc/14883173/14883173.lrc' (length=32)
                          'version' => string '' (length=0)
                          'copyType' => int 1
                          'time' => int 300
                          'linkCode' => int 22000
                          'songLink' => string 'http://zhangmenshiting.baidu.com/data2/music/42657284/5830696230400.mp3?xcode=521d9a8c84a0784260483b33ab4fa0d0cb094c8a407e2e06' (length=126)
                          'showLink' => string 'http://zhangmenshiting.baidu.com/data2/music/42657284/5830696230400.mp3?xcode=521d9a8c84a0784260483b33ab4fa0d0cb094c8a407e2e06' (length=126)
                          'format' => string 'mp3' (length=3)
                          'rate' => int 128
                          'size' => int 4801083
                          'relateStatus' => string '0' (length=1)
                          'resourceType' => string '0' (length=1)
        */
 
        $i = 0;
        $mp3_info3 = array();
        foreach ($mp3_info as $v)
        {
            $mp3_info3[$i]['song_id'] = $v['song_id'];        //歌曲id
            $mp3_info3[$i]['song']    = $v['song'];            //歌名
            $mp3_info3[$i]['singer']  = $v['singer'];        //歌手
            $mp3_info3[$i]['album']   = $v['album'];        //专辑
            $mp3_info3[$i]['singerPicSmall']   = $v['singerPicSmall'];        //歌手图片小
            $mp3_info3[$i]['singerPicLarge']   = $v['singerPicLarge'];        //歌手图片大
            $mp3_info3[$i]['albumPicSmall']    = $v['albumPicSmall'];        //专辑图片小
            $mp3_info3[$i]['albumPicLarge']    = $v['albumPicLarge'];        //专辑图片大
 
            $url2      = "http://ting.baidu.com/data/music/links?songIds=" . $v['song_id'];
            $data2     = $this->GetCon($url2);
            $mp3_info2 = json_decode($data2, true);
 
            //歌词下载        http://ting.baidu.com/data2/lrc/15265710/15265710.lrc
            $mp3_info3[$i]['lrc']     = 'http://ting.baidu.com/' . $mp3_info2['data']['songList'][0]['lrcLink'];
 
            //mp3下载地址    http://zhangmenshiting.baidu.com/data2/music/38542270/382338211365422461.mp3?xcode=808f67065a7ea25b17e77954bed13215
            $mp3_info3[$i]['mp3Link'] = $mp3_info2['data']['songList'][0]['songLink'];
 
            $i++;
        }
        return $mp3_info3;
    }
 
 
    /**
    * 访问网址并取得其内容
    * @param $url String 网址
    * @param $postFields Array 将该数组中的内容用POST方式传递给网址中
    * @param $cookie_file string cookie文件
    * @param $r_or_w string 写cookie还是读cookie或是两都都有,r读,w写,a两者,null没有cookie
    * @return String 返回网址内容
    */
    public function GetCon($url, $postFields = null, $cookie_file = null, $r_or_w = null)
    {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_USERAGENT, $_SERVER['HTTP_USER_AGENT']);     // 模拟用户使用的浏览器 
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);                         // 使用自动跳转  
        curl_setopt($ch, CURLOPT_AUTOREFERER, 1);                             // 自动设置Referer
 
        if ($cookie_file && ($r_or_w == 'a' || $r_or_w == 'w'))
            curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);                 // 存放Cookie信息的文件名称
        if ($cookie_file && ($r_or_w == 'a' || $r_or_w == 'r'))
            curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);             // 读取上面所储存的Cookie信息
 
        curl_setopt($ch, CURLOPT_TIMEOUT, 30);                                 // 设置超时限制防止死循环
        curl_setopt($ch, CURLOPT_HEADER, 0);                                 // 显示返回的Header区域内容
        curl_setopt($ch, CURLOPT_FAILONERROR, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 
        if (is_array($postFields) && 0 < count($postFields))
        {
            $postBodyString = "";
            foreach ($postFields as $k => $v)
            {
                $postBodyString .= "$k=" . urlencode($v) . "&";
            }
            unset($k, $v);
            curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER, 0);
            curl_setopt ($ch, CURLOPT_SSL_VERIFYHOST, 0);
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_POSTFIELDS, substr($postBodyString,0,-1));
        }
 
        $reponse = curl_exec($ch);
 
        if (curl_errno($ch))
            throw new Exception(curl_error($ch),0);
        else
            $httpStatusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
 
        curl_close($ch);
        return $reponse;
    }
}