Переворачивается изображени при создании thumb - Общие вопросы и ошибки

    public function onAfterSaveProductImage($product_id, $name_image) {

    	$jshopConfig = JSFactory::getConfig();
    	$path_image = $jshopConfig->image_product_path."/".$name_image;
    	$path_thumb = $jshopConfig->image_product_path."/thumb_".$name_image;
    	$path_full =  $jshopConfig->image_product_path."/full_".$name_image;
		$data = exif_read_data ( $path_full );
		if (!empty($data['Orientation'])) {
			$files = array($path_image, $path_thumb);
			foreach ($files as $file) {
				if (!file_exists($file)) {
					continue;
				}
				$image = imagecreatefromstring(file_get_contents($file));
				$path = pathinfo($file);
				$ext = strtolower($path['extension']);
				switch ($data['Orientation']) {
					case 8 :
						$image = imagerotate ( $image, 90, 0 );
						break;
					case 3 :
						$image = imagerotate ( $image, 180, 0 );
						break;
					case 6 :
						$image = imagerotate ( $image, - 90, 0 );
						break;
				}
				
				$qty = 100;
				if ($ext=="png") {
					if (phpversion()>='5.1.2'){
						imagepng($image, $file, 10-max(intval($qty/10),1));
					}
					else{
						imagepng($image, $file);
					}
				}
				
				if ($ext=="gif"){
					imagegif($image, $file);
				}
				if (($ext=="jpg")or($ext=="jpeg")) {
					imagejpeg($image, $file, $qty);
				}
				imagedestroy($image);
			}

		}
    }

                    $this->addToProductImage($product_id, $name_image, $post["product_image_descr_".$i]);
                    $dispatcher->trigger('onAfterSaveProductImage', array($product_id, $name_image));