Last Piece Hacktivist Crew

Editing: Admin_Script.php

<?php

class WLCMS_Admin_Script
{

private $css = array();
    private $admin_css = '';
    private $bulk_css = array();
    private $hidded_elements = array();
    private $js = array();
    private $additional_css;

public function __construct()
    {
        add_action('admin_footer', array($this, 'footer_script'));
        add_action('wp_footer', array($this, 'footer_script'), 99999);
        add_action('in_admin_header', array($this, 'header_css'), 99999);
        add_action('wp_head', array($this, 'header_css'), 99999);
    }

public function header_css()
    {
       
        // no need to append scripts for guest users
        if (!is_user_logged_in()) {
            return;
        }
        
        $scripts = "\n";
        if (count($this->css) || count($this->hidded_elements) || count($this->bulk_css) || !empty($this->admin_css) ) {
            $scripts .= sprintf('<style type="text/css">%s</style>', $this->compiled_header_css());
        }
        
        $scripts .= "\n";
        echo $scripts;

}

private function compiled_header_css()
    {
        $content = $this->admin_css . $this->compileCss(). $this->additional_css;
        $content = wp_kses( $content, array( '\'', '\"' ) );
        $content = str_replace( '&gt;', '>', $content );
        return $content;
    }

public function footer_script()
    {
        $scripts = '';

// no need to append scripts for guest users
        if (!is_user_logged_in()) {
            return;
        }

if (count($this->js)) {
            $scripts .= '<script type="text/javascript">';
            $scripts .= '/* <![CDATA[ */';
            $scripts .= '   jQuery(document).ready(function() { ' . $this->compileJs() . ' });';
            $scripts .= '/* ]]> */';
            $scripts .= '</script>';
        }

if (!empty($scripts)) {
            $scripts = "\n" . $scripts . "\n";
        }

echo $scripts;
    }

public function set_CssHidden($props)
    {
        $this->hidded_elements[] = $props;
    }

public function setCss($element, $props = array())
    {
        $this->css[$element] = $props;
    }

public function appendCss($css)
    {
        $this->bulk_css[] = $css;
    }

private function _setHiddenCss()
    {
        $hidden = implode(',', $this->hidded_elements);
        if (!empty($hidden)) {
            $this->setCss($hidden, array('display' => 'none!important'));
        }
    }

private function _setBulkCss()
    {
        return implode('', $this->bulk_css);
    }

public function appendJs($js)
    {
        $this->js[] = $js;
    }

function compileJs()
    {
        return implode('', $this->js);
    }

function appendAdminCss($admin_css)
    {
        $this->admin_css = $admin_css;
    }
    
    function compileCss()
    {
        $this->_setHiddenCss();

if (!count($this->css) && !$this->bulk_css) {
            return;
        }

$css_output = '';
        foreach ($this->css as $element => $props) {

$css_output .= $element . '{';
            foreach ($props as $prop => $value) {
                $css_output .= $prop . ':' . $value . ';';
            }

$css_output .= '}';

}

$css_output .= $this->_setBulkCss();

return $css_output;
    }

public function additional_css($css)
    {
        $this->additional_css .= $css;
    }

}

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