php curl请求信息和返回信息设置代码实例

$url='http://www.appchina.com/market/r/489267/com.appshare.android.ilisten.vapk?c=aplus.direct&uid=gAJ9cQEu1TlyZxsXN-aB4RaanvFL6t6Bj-vj0rIBs&p=aplus.detail&m=redirect'; 
 
$ch=curl_init(); 
curl_setopt($ch, CURLOPT_URL, $url); 
//curl_setopt($ch, CURLOPT_POST, 1); 
//curl_setopt($ch, CURLOPT_POSTFIELDS, $params); 
curl_setopt($ch, CURLOPT_HEADER, 1);//返回response头部信息 
curl_setopt($ch, CURLOPT_NOBODY, 1);//不返回response body内容 
//curl_setopt($ch, CURLOPT_MAXREDIRS, 1);//设置请求最多重定向的次数 
curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);//不直接输出response 
curl_setopt($ch, CURLOPT_FOLLOWLOCATION,1);//如果返回的response 头部中存在Location值，就会递归请求 
$content=curl_exec($ch); 
$rinfo=curl_getinfo($ch); 
 
echo $content,"</br>"; 
echo "<hr>"; 
print_r($rinfo); 

HTTP/1.1 200 OKServer: nginxDate: Sat, 22 Dec 2012 06:17:44 GMTContent-Type: application/vnd.android.package-archiveConnection: closeLast-Modified: Mon, 03 Dec 2012 16:00:00 GMTExpires: Tue, 03 Dec 2013 16:00:00 GMTCache-Control: max-age=31536000Content-Length: 2142149
Array( [url] => http://www.d.appchina.com/McDonald/r/489267/com.appshare.android.ilisten.vapk?c=aplus.direct&uid=gAJ9cQEu1TlyZxsXN-aB4RaanvFL6t6Bj-vj0rIBs&p=aplus.detail&m=redirect [content_type] => application/vnd.android.package-archive [http_code] => 200 [header_size] => 289 [request_size] => 196 [filetime] => -1 [ssl_verify_result] => 0 [redirect_count] => 0 [total_time] => 0.171621 [namelookup_time] => 0.135256 [connect_time] => 0.152913 [pretransfer_time] => 0.152916 [size_upload] => 0 [size_download] => 0 [speed_download] => 0 [speed_upload] => 0 [download_content_length] => 2142149 [upload_content_length] => 0 [starttransfer_time] => 0.171582 [redirect_time] => 0 [certinfo] => Array ( )) 

$url='http://www.appchina.com/market/r/489267/com.appshare.android.ilisten.vapk?c=aplus.direct&uid=gAJ9cQEu1TlyZxsXN-aB4RaanvFL6t6Bj-vj0rIBs&p=aplus.detail&m=redirect'; 
[php] view plaincopy
$realUrl=getRedirectLocation($url); 
 
echo "</br>--->",$realUrl; 
 
function getRedirectLocation($url){ 
   
  $realUrl=$url; 
  echo $url,"</br>"; 
  $ch=curl_init(); 
  curl_setopt($ch, CURLOPT_URL, $url); 
  curl_setopt($ch, CURLOPT_HEADER, 1);curl_setopt($ch, CURLOPT_TIMEOUT, 3);//设置curl执行时间不超过3秒 
  //curl_setopt($ch, CURLOPT_NOBODY, 1);//这行不能要，如果添上，那么在遇到302重定向的时候就会得不到真正的请求url 
  curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); 
  $content=curl_exec($ch); 
  //echo $content; 
  $rinfo=curl_getinfo($ch); 
  $matches=array(); 
  if(preg_match('/Location:\s+?(.+?)\s+?/', $content,$matches)){ 
    //echo $matches[1],"</br>"; 
    unset($content); 
    $realUrl=getRedirectLocation($matches[1]); 
  } 
  if(isset($content)){ 
    unset($content); 
  } 
  return $realUrl; 
}