WebP.ocmod.xml

<?xml version="1.0" encoding="utf-8"?>
<modification>
  <name>WebP</name>
  <code>WebP</code>
  <version>1.1.0</version>
  <author>stickpro</author>
  <link>https://stick-design.ru</link>
  <file path="catalog/model/tool/image.php">
    <operation>
      <search><![CDATA[$image_new = 'cache/']]></search>
      <add position="after" offset="1"><![CDATA[ $image_new_webp = 'cachewebp/' . utf8_substr($filename, 0, utf8_strrpos($filename, '.')) . '-' . (int)$width . 'x' . (int)$height . '.webp'; ]]></add>
    </operation>
    
    <operation>
      <search><![CDATA[ $imagepath_parts = explode('/', $image_new); ]]></search>
      <add position="before" ><![CDATA[ 
      if (!is_file(DIR_IMAGE . $image_new_webp) || (filectime(DIR_IMAGE . $image_new) > filectime(DIR_IMAGE . $image_new_webp))) {

			$path = '';

			$directories = explode('/', dirname($image_new_webp));

			foreach ($directories as $directory) {
				$path = $path . '/' . $directory;

				if (!is_dir(DIR_IMAGE . $path)) {
					@mkdir(DIR_IMAGE . $path, 0777);
				}
			}
			
	
			$command = "cwebp -q 100 '" . DIR_IMAGE . $image_new . "' -o '". DIR_IMAGE . $image_new_webp . "'";
	
			
			exec($command);

		} ]]></add>
    </operation>
    
  </file>
  <file path="system/library/response.php">
       <operation>
            <search><![CDATA[ private function compress($data, $level = 0) ]]></search>
            <add position="before" ><![CDATA[ 	
              public function webpRebuild($output) {
              $uri = '';

              if (isset($_SERVER['REQUEST_URI'])) {
                $uri = $_SERVER['REQUEST_URI'];
              }
              
              if (stripos($uri, 'admin') === false) {
	             	if (isset($_SERVER['HTTP_ACCEPT']) && isset($_SERVER['HTTP_USER_AGENT'])) {
	             		if( strpos( $_SERVER['HTTP_ACCEPT'], 'image/webp' ) !== false ) {	
	             			$re = '/(cache)(.*)(\.jpg\"|\.png\"|\.JPG\"|\.PNG\"|\.jpeg\"|\.JPEG\")/U';
	             			$subst = '$1webp$2.webp';
	             			$this->output = preg_replace($re, $subst, $this->output);
	             		}
	             	}
	            } 
            }
  ]]></add>
       </operation>
       <operation>
            <search><![CDATA[ $output = $this ]]></search>
            <add position="before" ><![CDATA[ $this->webpRebuild($this->output); ]]></add>
       </operation>
  </file>
</modification>