functions

<?
$db = new mysqli("localhost", "root", "pass", "db");
function isadmin()
{
    if($_SERVER['REMOTE_ADDR'] == "IP:adress")
    return true;
    return false;
}
function pager($rpp, $count, $href, $minus = 0) {
    $pages = ceil($count / $rpp); // Skaita cik kopaa lapas
    if (!$opts["lastpagedefault"])
        $pagedefault = 0;
    else {
        $pagedefault = floor(($count - 1) / $rpp);
        if ($pagedefault < 0)
            $pagedefault = 0;
    }

    if (isset($_GET["p"])) {
        $page = $_GET["p"] - 1;
        if ($page < 0)
            $page = $pagedefault;
    }
    else
        $page = $pagedefault;
    $lastpage = $page;
    if($lastpage > 0)
    {
       $pager = "<div><a href=\"$href".($lastpage)."\">«</a></div>";
      }
      if($lastpage+2 <= $pages)
      {
       $pager2 = "<div><a href=\"$href".($lastpage+2)."\">»</a></div>";
    }
    if ($count) {
        $pagerarr = array();
        $dotted = 0;
        $dotspace = 3;
        $dotend = $pages+1 - $dotspace;
        $curdotend = $page +1 - $dotspace;
        $curdotstart = $page +1 + $dotspace ;

        for ($i = 1; $i <= $pages; $i++) {
            if (($i >= $dotspace && $i <= $curdotend) || ($i >= $curdotstart && $i < $dotend))
            {
                if (!$dotted)
                $pagerarr[] = "<div>...</div>";
                $dotted = 1;
                continue;
            }
            $dotted = 0;
            $start = $i * $rpp;
            $end = $start + $rpp - 1;
            if ($end > $count)
                $end = $count;
        $href2 = $href. $i;
             $text = $i;
            if ($i != $page +1)
                $pagerarr[] = "<div><a href=\"{$href2}\">$text</a></div>";
            else
                $pagerarr[] = "<div class=\"current\">$text</div>";

                  }
                  $pager2 .= "<br style='clear:both;'></br>";
        $pagerstr = join("", $pagerarr);
        $pagertop = "<div id=\"pages\">$pager$pagerstr$pager2</div>\n";
        $pagerbottom = "<div id=\"pages\">$pager$pagerstr$pager2</div>\n";
    }
    else {
        $pagertop = "<div id=\"pages\">$pager$pagerstr$pager2</div>\n";
        $pagerbottom = "<div id=\"pages\">$pager$pagerstr$pager2</div>\n";
    }

    $start = $page * $rpp;
    return array($pagertop, $pagerbottom, "LIMIT $start,$rpp");

}
function createThumb($sourcefile, $target_file, $new_w, $new_h)
{
  $root = dirname(__FILE__) . "/";
  $source_path = $sourcefile;

  //
  // Add file validation code here
  //

  list( $source_width, $source_height, $source_type ) = getimagesize( $source_path );

  switch ( $source_type )
  {
    case IMAGETYPE_GIF:
      $source_gdim = imagecreatefromgif( $source_path );
      $ext = ".gif";
      $fija = "imagegif";
      break;

    case IMAGETYPE_JPEG:
      $source_gdim = imagecreatefromjpeg( $source_path );
      $ext = ".jpg";
      $fija = "imagejpeg";
      break;

    case IMAGETYPE_PNG:
      $source_gdim = imagecreatefrompng( $source_path );
      $ext = ".png";
      $fija = "imagepng";
      break;
  }

  $source_aspect_ratio = $source_width / $source_height;
  $desired_aspect_ratio = $new_w / $new_h;

  if ( $source_aspect_ratio > $desired_aspect_ratio )
  {
    //
    // Triggered when source image is wider
    //
    $temp_height = $new_h;
    $temp_width = ( int ) ( $new_h * $source_aspect_ratio );
  }
  else
  {
    //
    // Triggered otherwise (i.e. source image is similar or taller)
    //
    $temp_width = $new_w;
    $temp_height = ( int ) ( $new_w / $source_aspect_ratio );
  }

  //
  // Resize the image into a temporary GD image
  //

  $temp_gdim = imagecreatetruecolor( $temp_width, $temp_height );
 imagealphablending($temp_gdim, false);
 imagesavealpha($temp_gdim,true);
 $transparent = imagecolorallocatealpha($temp_gdim, 255, 255, 255, 127);
 imagefilledrectangle($temp_gdim, 0, 0, $temp_width,$temp_height, $transparent);

  imagecopyresampled(
    $temp_gdim,
    $source_gdim,
    0, 0,
    0, 0,
    $temp_width, $temp_height,
    $source_width, $source_height
  );

  //
  // Copy cropped region from temporary image into the desired GD image
  //

  $x0 = ( $temp_width - $new_w ) / 2;
  $y0 = ( $temp_height - $new_h ) / 2;

  $desired_gdim = imagecreatetruecolor( $new_w, $new_h );
   imagealphablending($desired_gdim, false);
 imagesavealpha($desired_gdim,true);
 $transparent = imagecolorallocatealpha($desired_gdim, 255, 255, 255, 127);
 imagefilledrectangle($desired_gdim, 0, 0, $new_w,$new_h, $transparent);
  imagecopy(
    $desired_gdim,
    $temp_gdim,
    0, 0,
    $x0, $y0,
    $new_w, $new_h
  );

  //
  // Render the image
  // Alternatively, you can save the image in file-system or database
  //


  if($fija($desired_gdim, $root.$target_file.$ext)) {
imagedestroy($desired_gdim );
imagedestroy($temp_gdim);
}
return $ext;

  //
  // Add clean-up code here
  //
}
?>