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<?php
/**
* @author darkfriend <hi@darkfriend.ru>
* @copyright dev2fun
* @version 0.4.1
*/
namespace Dev2fun\ImageCompress;
use Bitrix\Main\Localization\Loc;
use Bitrix\Main\Config\Option;
IncludeModuleLangFile(__FILE__);
class Optipng
{
private static $instance;
public $lastError;
private $MODULE_ID = 'dev2fun.imagecompress';
private $pngOptimPath = '';
private function __construct()
{
$this->pngOptimPath = Option::get($this->MODULE_ID, 'path_to_optipng');
}
/**
* @static
* @return Compress
*/
public static function getInstance()
{
if (!isset(self::$instance)) {
$c = __CLASS__;
self::$instance = new $c;
}
return self::$instance;
}
/**
* Проверка возможности оптимизации PNG
* @return bool
* @deprecated
* @uses isOptim()
*/
public function isPNGOptim()
{
return $this->isOptim();
}
/**
* Проверка возможности оптимизации PNG
* @return bool
*/
public function isOptim()
{
exec($this->pngOptimPath . '/optipng -v', $s);
return ($s ? true : false);
}
/**
* Процесс оптимизации PNG
* @param string $strFilePath - абсолютный путь до картинки
* @param int $quality - качество от 1 до 7
* @param array $params - дополнительные параметры
* @return bool
* @throws \Exception
* @deprecated
* @uses compress()
*/
public function compressPNG($strFilePath, $quality = 3, $params = [])
{
return $this->compress($strFilePath, $quality, $params);
}
/**
* Процесс оптимизации PNG
* @param string $strFilePath - абсолютный путь до картинки
* @param int $quality - качество от 1 до 7
* @param array $params - дополнительные параметры
* @return bool
* @throws \Exception
*/
public function compress($strFilePath, $quality = 3, $params = [])
{
$strFilePath = strtr(
$strFilePath,
[
' ' => '\ ',
'(' => '\(',
')' => '\)',
']' => '\]',
'[' => '\[',
]
);
// foreach (GetModuleEvents($this->MODULE_ID, "OnBeforeResizeImageOptipng", true) as $arEvent)
// ExecuteModuleEventEx($arEvent, array(&$strFilePath, &$quality));
$event = new \Bitrix\Main\Event(
$this->MODULE_ID,
"OnBeforeResizeImageOptipng",
[&$strFilePath, &$quality, &$params]
);
$event->send();
exec($this->pngOptimPath . "/optipng -v", $out);
$execString = "-strip all -o{$quality} $strFilePath 2>&1";
if (!empty($out[0])) {
if (preg_match('#optipng.(.*?)\:#i', $out[0], $vMatch)) {
$vMatch = preg_replace('#(\.)#', '', $vMatch[1]);
if ($vMatch && $vMatch < 70) {
$execString = "-o{$quality} $strFilePath 2>&1";
}
}
}
exec($this->pngOptimPath . "/optipng $execString", $res);
// chmod($strFilePath,0777);
if (!empty($params['changeChmod']))
chmod($strFilePath, $params['changeChmod']);
// foreach (GetModuleEvents($this->MODULE_ID, "OnAfterResizeImage", true) as $arEvent)
// ExecuteModuleEventEx($arEvent, array(&$strFilePath));
$event = new \Bitrix\Main\Event(
$this->MODULE_ID,
"OnAfterResizeImage",
[&$strFilePath]
);
$event->send();
return true;
}
public function getOptionsSettings($advanceSettings=[])
{
return [];
}
}