Data scraping with cURL and php 5

< ?php $db = mysql_pconnect('127.0.0.1', 'root', '');
mysql_select_db('crawl',$db) or die("Error In database : ".mysql_error()); set_time_limit(999999999); //error_reporting(0);  if (!function_exists('array_combine')) {      function array_combine($keys, $values) {         if (count($keys) != count($values)) {     return false; }         foreach($keys as $key) { $array[$key] = array_shift($values); }     return $array; }    }  function get_via($query,$url) {  $ch=curl_init();  curl_setopt($ch, CURLOPT_URL, $url);  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);  curl_setopt($ch, CURLOPT_POST, 1);  curl_setopt($ch, CURLOPT_POSTFIELDS, $query);  curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0");  curl_setopt($ch,CURLOPT_ENCODING , "UTF-8");  $content = curl_exec($ch);  curl_close($ch);  return $content; }  function get_file1($file, $newfilename) {     $err_msg = '';     $out = fopen($newfilename, 'wb');     if ($out == FALSE)  { print "File not opened ";   exit;    }    $ch = curl_init();    curl_setopt($ch, CURLOPT_FILE, $out);    curl_setopt($ch, CURLOPT_HEADER, 0);    curl_setopt($ch, CURLOPT_URL, $file);    curl_exec($ch);    curl_close($ch); }  $dom=new domdocument; $alpha=$_REQUEST['searchInput'];
for($i=0;$i<100;$i=$i+10) page="($i=" query="$alpha&searchtype=" query="$alpha&searchtype=" pagestart="">loadhtml(get_via("",$page));
  $nodes = $dom->getElementsByTagName('div');
  foreach($nodes as $P)
  {
   if($P->getAttribute('class')=='searchResultsItemHolder searchResultsArtistItemHolder')
   {
    $insideDiv=$P->childNodes; 
    foreach($insideDiv as $divElement)
    {
     if($divElement->nodeName=="a")
     {
      if($divElement->getAttribute('class')=='artistLink')
      {
       $data["details"]=$divElement->getAttribute('href');
       $data["name"]=$divElement->getAttribute('title');
       $image=$divElement->childNodes;
       foreach($image as $img)
       {
        $data["imagename"]="GsT".rand(0,time()).".jpg";
        mysql_query("INSERT INTO `tN`.`tA` (`uid` ,`art_name` ,`art_pic` ,`Track`)
           VALUES ('1', '".mysql_escape_string($data["name"])."', '".mysql_escape_string($data["imagename"])."', '".mysql_escape_string($data["details"])."')") print(mysql_error());
        if(mysql_insert_id()>0)
        {
         get_file1($img->getAttribute('src'), "images/artist/".$data["imagename"]);
        }
       }
      }
     }
    }
   }
  } 
 }
?>