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解析php通过cookies获取远程网页的指定代码

程序员文章站 2022-06-30 17:20:29
复制代码 代码如下:function steal($url, $post_data = ""){//$header[] = "accept: text/vnd.wap.wm...
复制代码 代码如下:

function steal($url, $post_data = ""){
//$header[] = "accept: text/vnd.wap.wml,*.*";  
$user_agent = "mozilla/4.0"; 
$follow_loc = 1; 
$cookie_file ="./tmp/cook.txt"; 
$ch = @curl_init(); 
@curl_setopt($ch, curlopt_url, $url); 
@curl_setopt($ch, curlopt_useragent, $user_agent); 
@curl_setopt($ch, curlopt_cookiejar, $cookie_file); 
@curl_setopt($ch, curlopt_cookiefile, $cookie_file); 
@curl_setopt($ch, curlopt_header, $header); 
@curl_setopt($ch, curlopt_returntransfer, 1); 
@curl_setopt($ch, curlopt_followlocation, $follow_loc); 
@curl_setopt($ch, curlopt_timeout, 1000); 
if (trim($post_data)!= "") { 
@curl_setopt($ch, curlopt_post, 1); 
@curl_setopt($ch, curlopt_postfields, $post_data); 

$result = @curl_exec($ch); 
@curl_close($ch); 
return $result; 
}
//获取网页代码的方法
function cut($file,$from,$end){
$message=explode($from,$file);
  $message=explode($end,$message[1]);
if ($message[0] == "")
{
$message[0] = "<font color= '#ff0000'>无法获取内容</font>";
}
  return $message[0];
}
//截取代码的方法