<?php require("configure.php");
 
$GalleryCatId 			= $_POST["GalleryCatId"];
$GalleryDetailId		= $_POST["GalleryDetailId"];

//print_r($_POST);

// copy image 
if ($_FILES['GalleryDetailFile']['name'] <> '')
{
	move_uploaded_file ($_FILES['GalleryDetailFile']['tmp_name'], "galleryimg/".$GalleryDetailId."_".$_FILES['GalleryDetailFile']['name']) 
		or die ("Could not copy"); 
	$GalleryDetailFile = $GalleryDetailId."_".$_FILES['GalleryDetailFile']['name'];

	$image = "galleryimg/".$GalleryDetailId."_".$_FILES['GalleryDetailFile']['name'];
	createthumb($image, $image, 600, 600);
	
	move_uploaded_file ($_FILES['GalleryDetailFile']['tmp_name'], "galleryimgthumb/".$GalleryDetailId."_".$_FILES['GalleryDetailFile']['name']) 
		or die ("Could not copy"); 
	
	$imagethumb = "galleryimgthumb/".$GalleryDetailId."_".$_FILES['GalleryDetailFile']['name'];
	createthumb($imagethumb, $imagethumb, 120, 120);

}
else
{	
	$GalleryDetailFile = "";
}
// End upload image code

function createthumb($name,$filename,$new_w,$new_h)
	{
	$system=explode('.',$name);
	if (preg_match('/jpg|jpeg|JPG|JPEG/',$system[1])){
		$src_img=imagecreatefromjpeg($name);
	}
	if (preg_match('/gif|GIF/',$system[1])){
		$src_img=imagecreatefromgif($name);
	}
	if (preg_match('/png|PNG/',$system[1])){
		$src_img=imagecreatefrompng($name);
	}

	$old_x=imageSX($src_img);
	$old_y=imageSY($src_img);
	if ($old_x > $old_y) {
		/*$thumb_w=$new_w;
		$thumb_h=$old_y*($new_h/$old_x);*/
		$thumb_w=$old_x*($new_w/$old_y);
		$thumb_h=$new_h;
	}
	if ($old_x < $old_y) {
		$thumb_w=$old_x*($new_w/$old_y);
		$thumb_h=$new_h;
	}
	if ($old_x == $old_y) {
		$thumb_w=$new_w;
		$thumb_h=$new_h;
	}

	$dst_img = imagecreatetruecolor($thumb_w,$thumb_h);
	imagecopyresampled($dst_img,$src_img,0,0,0,0,$thumb_w,$thumb_h,$old_x,$old_y); 
	$red = imagecolorallocate($dst_img, 255, 0, 0);
	$green = imagecolorallocate($dst_img, 0, 255, 0);
	$blue = imagecolorallocate($dst_img, 0, 0, 255);
	$black = imagecolorallocate($dst_img, 0, 0, 0);
	// Make the background transparent
	imagecolortransparent($dst_img, $black);

	// Draw a red rectangle
	imagefilledrectangle($dst_img, 4, 4, 50, 25, $red, $green, $blue);


	if (preg_match("/png|PNG/",$system[1])){		
		imagepng($dst_img, './imagecolortransparent.png', 100); 
	} else if (preg_match("/gif|GIF/",$system[1])) {
		imagegif($dst_img, './imagecolortransparent.gif', 100); 
	} else {
		imagejpeg($dst_img,$filename, 100); 
	}
	imagedestroy($dst_img); 
	imagedestroy($src_img); 
}


// Modify 
$sql = "update GalleryDetail set GalleryCatId='$GalleryCatId' ";
if ($GalleryDetailFile <> '')
	$sql .= ", GalleryDetailFile='$GalleryDetailFile' ";
$sql .= " where GalleryDetailId=". $GalleryDetailId ." ";
mysql_query($sql);

if( mysql_errno() > 0 ){
	echo 'Gallery Detail Modify Error:<br />'. mysql_error() .'<br />SQL: '. $sql;
	exit;
}

	
mysql_close($dbh);

header("Location: gallerydetail_index.php?GalleryCatId=".$GalleryCatId."&msg=Modify Successful");
?>