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;
}