Класс для работы с видео Youtube

<?

class YoutubeVideo
{
	function __construct($video)
	{
		$this->video = $video;
	}
	
	private function Prefix()
	{
		if (preg_match('/[http|https]+:\/\/(?:www\.|)youtube\.com\/watch\?(?:.*)?v=([a-zA-Z0-9_\-]+)/i', $this->video, $matches) 
			|| preg_match('/(?:www\.|)youtube\.com\/embed\/([a-zA-Z0-9_\-]+)/i', $this->video, $matches)
			|| preg_match('/(?:www\.|)youtu\.be\/([a-zA-Z0-9_\-]+)/i', $this->video, $matches)
		) {
			return $matches[1];
		} else {
			return false;
		}	
	}
	
	public function GetImage()
	{
		$prefix = $this->Prefix();
		if ($prefix)
		{
			$image = 'http://img.youtube.com/vi/' . $prefix . '/0.jpg';
			$arFile = CFile::MakeFileArray($image); // функция Битрикс
			return $arFile;			
		}
		else
		{
			return false;
		}
	}
	
	public function GetLink()
	{
		$prefix = $this->Prefix();
		if ($prefix)
		{
			$video = 'https://www.youtube.com/embed/' . $prefix . '';
			return $video;			
		}
		else
		{
			return false;
		}
	}	
}

// Пример использования
if ($arResult["PROPERTIES"]["PRODUCT_VIDEO"]["VALUE"]) {
    $youtubeVideo = new YoutubeVideo($arResult["PROPERTIES"]["PRODUCT_VIDEO"]["VALUE"]);
    $arResult["PROPERTIES"]["PRODUCT_VIDEO"]["LINK"] = $youtubeVideo->GetLink();

    if ($arResult['PROPERTIES']['YOUTUBE_IMAGE']['VALUE'])
    {
        $arResult['PROPERTIES']['PRODUCT_VIDEO']['IMAGE'] = CFile::ResizeImageGet(
            $arResult['PROPERTIES']['YOUTUBE_IMAGE']['VALUE'], array('width' => 454, 'height' => 690), BX_RESIZE_IMAGE_PROPORTIONAL
        );
    }
    else
    {
        $youtubeImage["picture"] = $youtubeVideo->GetImage();
        $youtubeImage["id"] = CFile::SaveFile($youtubeImage['picture'], "youtube");
        

        CIBlockElement::SetPropertyValuesEx($arResult["ID"], $arResult["IBLOCK_ID"], array("YOUTUBE_IMAGE" => $youtubeImage["picture"]));
        $arResult['PROPERTIES']['PRODUCT_VIDEO']['IMAGE'] = CFile::ResizeImageGet($youtubeImage['id'], array('width' => 454, 'height' => 260), BX_RESIZE_IMAGE_PROPORTIONAL);
        CFile::Delete($youtubeImage["id"]);
    }
}