<?

	//  © Copyright 2006 Purple Pigeon B.V., The Netherlands. This source code is the exclusive
	//  property of Purple Pigeon B.V. Any unauthorized adaptation, distribution, reproduction,
	//  decompilation or disclosure is strictly prohibited. Removing or altering this Copyright
	//  Notice is explicitly forbidden.  Any violation will be prosecuted to the maximum extent
	//  permitted by law.


	include "../connect.php";
	include "../func.inc.php";

	if (isset($_GET["cat"]) && isset($_GET["name"])) {
		$res = mysql_query("SELECT img_src FROM ".$tblprefix."tblfckimages WHERE img_cat = '".$_GET["cat"]."' AND img_name = '".$_GET["name"]."'");
	 	if (!mysql_num_rows($res)) {
			$file = $config["site_root"]."images/nopic.gif";
	 	} else {
			$geg = mysql_fetch_array($res);
			$file = $config["site_root"].$geg[0];
	 	}
	} elseif (isset($_GET["photo"])) {
		$res = mysql_query("SELECT photo_img FROM ".$tblprefix."tblphotos WHERE photo_id = ".$_GET["photo"]);
		$geg = mysql_fetch_array($res);
		if (left($geg["photo_img"],7) == "images/") {
			$file = $config["site_root"].$geg["photo_img"];
		} else {
			$file = $config["site_root"]."photos/".$geg["photo_img"];
		}
	} else {
		$file = "nopic.gif";
	}

	if (!isset($_SESSION["viasite"])) {
	  // $file = "ga_naar_mijn_site_plaatjes_jattert.gif";
	}

	$filename = basename($file);
	$file_extension = strtolower(substr(strrchr($filename,"."),1));

	$len = filesize($file);

	switch( $file_extension ) {
	  case "gif": $ctype="image/gif"; break;
	  case "png": $ctype="image/png"; break;
	  case "jpeg":
	  case "jpg": $ctype="image/jpg"; break;
	  default: die("geen plaatje!");
	}  

	if (isset($_GET["filter"])) {

		$filterarray["IMG_FILTER_NEGATE"]["label"] = LANG_IMAGE_FILTERNEGATIVE;
		$filterarray["IMG_FILTER_NEGATE"]["type"] = "yesno";
		$filterarray["IMG_FILTER_GRAYSCALE"]["label"] = LANG_IMAGE_FILTERGRAY;
		$filterarray["IMG_FILTER_GRAYSCALE"]["type"] = "yesno";
		$filterarray["IMG_FILTER_BRIGHTNESS"]["label"] = LANG_IMAGE_FILTERBRIGHTNESS;
		$filterarray["IMG_FILTER_BRIGHTNESS"]["type"] = "number";
		$filterarray["IMG_FILTER_CONTRAST"]["label"] = LANG_IMAGE_FILTERCONTRAST;
		$filterarray["IMG_FILTER_CONTRAST"]["type"] = "number";
		$filterarray["IMG_FILTER_COLORIZE"]["label"] = LANG_IMAGE_FILTERCOLORIZE;
		$filterarray["IMG_FILTER_COLORIZE"]["type"] = "rgb";
		$filterarray["IMG_FILTER_EDGEDETECT"]["label"] = LANG_IMAGE_FILTEREDGEDETECT;
		$filterarray["IMG_FILTER_EDGEDETECT"]["type"] = "rgb";
		$filterarray["IMG_FILTER_EMBOSS"]["label"] = LANG_IMAGE_FILTEREMBOSS;
		$filterarray["IMG_FILTER_EMBOSS"]["type"] = "yesno";
		$filterarray["IMG_FILTER_GAUSSIAN_BLUR"]["label"] = LANG_IMAGE_FILTERGAUSSIAN;
		$filterarray["IMG_FILTER_GAUSSIAN_BLUR"]["type"] = "yesno";
		$filterarray["IMG_FILTER_SELECTIVE_BLUR"]["label"] = LANG_IMAGE_FILTERBLUR;
		$filterarray["IMG_FILTER_SELECTIVE_BLUR"]["type"] = "yesno";
		$filterarray["IMG_FILTER_MEAN_REMOVAL"]["label"] = LANG_IMAGE_FILTERSKETCH;
		$filterarray["IMG_FILTER_MEAN_REMOVAL"]["type"] = "yesno";
		$filterarray["IMG_FILTER_SMOOTH"]["label"] = LANG_IMAGE_FILTERSMOOTH;
		$filterarray["IMG_FILTER_SMOOTH"]["type"] = "number";

		$filterarr = string2arr($_GET["filter"]);
		$_GET["thumb"] = implode("x",getimagesize($file));

	}

	if (isset($_GET["thumb"])) {

	  $tsize = explode("x",$_GET["thumb"]);

		if (isset($_GET["blocked"])) $img2 = imagecreatetruecolor ($tsize[0], $tsize[1]); 

	  if ($file_extension == "jpg" || $file_extension == "jpeg") {
	    $img = imagecreatefromjpeg($file);
	  } elseif ($file_extension == "gif") {
	    $img = imagecreatefromgif($file);
	  }
	  list ($imgWidth, $imgHeight) = getimagesize ($file);
	  $percent0 = $tsize[0] / $imgWidth;
	  $percent1 = $tsize[1] / $imgHeight;
	  if (isset($_GET["blocked"])) {
	    if ($percent0 > $percent1) {
	      $tsize[1] = $percent0 * $imgHeight;
	    } else {
	      $tsize[0] = $percent1 * $imgWidth;
	    }
	  } else {
	    if ($percent0 < $percent1) {
	      $tsize[1] = $percent0 * $imgHeight;
	    } else {
	      $tsize[0] = $percent1 * $imgWidth;
	    }   
	  }

		if (!isset($_GET["blocked"])) $img2 = imagecreatetruecolor ($tsize[0], $tsize[1]); 

	  imagecopyresampled($img2, $img, 0, 0, 0, 0, $tsize[0], $tsize[1], $imgWidth, $imgHeight);

	  if (isset($filterarr)) {
			foreach($filterarr as $key => $value) {
				if ($filterarray[$key]["type"] == "yesno") {
					imagefilter($img2, constant($key));
				} elseif ($filterarray[$key]["type"] == "number") {
					imagefilter($img2, constant($key), $value);
				}
			}
	  }
	  
	  if (isset($_GET["rotate"]) && $_GET["rotate"] != 0) {
	  	$img2 = imagerotate($img2, $_GET["rotate"], 0);
	  }

	  $ctype = "image/jpeg";

	}

	header("Pragma: public");
	header("Expires: 0");
	header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
	header("Cache-Control: public");
	header("Content-Description: File Transfer");
	header("Content-Type: $ctype");
	header("Content-Transfer-Encoding: binary");

	if (!isset($img2)) {
		$header="Content-Disposition: attachment; filename=".$filename.";";
		header($header );
		header("Content-Length: ".$len);
		$fh = fopen($file,"r");
		if ($fh) {
			while (!feof($fh)) {
				echo fgets($fh,1024);
			}
		}
	 } else {
		$header="Content-Disposition: attachment; filename=".$filename.".jpg;";
		header($header );
		imageJPEG($img2);
	}

?>