★ php substr ★ PHP 프록시 경우 소켓

function getHttpByProxy($_url, $_proxy_name = null, $_proxy_port = 4480, $uid=null, $passwd=null){ 

  //if(is_null($_proxy_name) || LOCAL_TEST){

  if(is_null($_proxy_name)) {

    return readfile($_url); 

  }else{ 

    $proxy_cont = ''; 

    $proxy_fp = pfopen($_url, $_proxy_name, $_proxy_port, $uid, $passwd); 

    while(!feof($proxy_fp)) {$proxy_cont .= fread($proxy_fp,4096);} 

   

    $proxy_cont = substr($proxy_cont, strpos($proxy_cont,"\r\n\r\n")+4); 

    fclose($proxy_fp); 

    

    return $proxy_cont;

  } 

} 

function pfopen($_url, $_proxy_name = null, $_proxy_port = 4480, $uid, $passwd) { 

  //if(is_null($_proxy_name) || LOCAL_TEST){

  if(is_null($_proxy_name)){

    echo "is_null_proxy_name\r\n";

    return fopen($_url,80);

  }else{ 

    $proxy_fp = fsockopen($_proxy_name, $_proxy_port); 

    if (!$proxy_fp) return false; 

    $request = makeHTTPHeader($_url, $uid, $passwd);

    echo "req : [$request]\r\n";

    fputs($proxy_fp, $request); 

    return $proxy_fp; 

  } 

}

function makeHTTPHeader($url, $uid=null, $passwd=null)

{

  $host=strBetween($url,"http://","?");

  $header="GET $url HTTP/1.0\r\n";

  $header.="Host: $host\r\n";

  

  $header.="User-Agent: PHP Agent\r\n";

  $header.="Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n";

  $header.="Accept-Language: en-us,en;q=0.5\r\n";

  $header.="Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7\r\n";

  

  

  if($uid!=null && $passwd!=null) {

    $auth="$uid:$passwd";

    $auth=base64_encode($auth);

    $header.="Authorization: Basic $auth\r\n";

  }

  

  $header.="\r\n";

  

  return $header;

}

function strBetween($str,$start_delim,$end_delim) {

  //if(strpos($str,$start_delim) == FALSE) // if there is no start_delim in str

  //  $c1 = $str;

 // else

    $c1 = substr($str, strpos($str,$start_delim)+strlen($start_delim));

  $c1_end=strpos($c1,$end_delim);

  

  if($c1_end == FALSE)  // if there is no end_delim in str

    $c1_sub = $c1;

  else

    $c1_sub = substr($c1,0,$c1_end);

  return $c1_sub;

}

 $cont = getHttpByProxy("http://api.foursquare.com/v1/venues?geolat=37.26&geolong=127.05&l=30&q=%EC%82%BC%EC%84%B1","168.219.61.250",8080);

 //$cont = utf8_decode($cont);

 echo "[$cont]\r\n";

 $fp = fopen("res.xml","w");

 fwrite($fp, $cont, strlen($cont));

 fclose($fp);

?>