PHP代码实现远程下载文件到本地的函数

来源：互联网发布：知乎留学中介编辑：程序博客网时间：2024/06/12 21:28

<?phpecho httpcopy("http://www.baidu.com/img/baidu_sylogo1.gif");function httpcopy($url, $file="", $timeout=60) {    $file = empty($file) ? pathinfo($url,PATHINFO_BASENAME) : $file;    $dir = pathinfo($file,PATHINFO_DIRNAME);    !is_dir($dir) && @mkdir($dir,0755,true);    $url = str_replace(" ","%20",$url);    if(function_exists('curl_init')) {        $ch = curl_init();        curl_setopt($ch, CURLOPT_URL, $url);        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);        curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);        $temp = curl_exec($ch);        if(@file_put_contents($file, $temp) && !curl_error($ch)) {            return $file;        } else {            return false;        }    } else {        $opts = array(            "http"=>array(            "method"=>"GET",            "header"=>"",            "timeout"=>$timeout)        );        $context = stream_context_create($opts);        if(@copy($url, $file, $context)) {            //$http_response_header            return $file;        } else {            return false;        }    }}?>

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