<?php 
class adsforwp_admin_common_functions {    
//Function to expand html tags form allowed html tags in wordpress    
public function adsforwp_expanded_allowed_tags() {
            $my_allowed = wp_kses_allowed_html( 'post' );
            // form fields - input
            $my_allowed['input'] = array(
                    'class'        => array(),
                    'id'           => array(),
                    'name'         => array(),
                    'value'        => array(),
                    'type'         => array(),
                    'style'        => array(),
                    'placeholder'  => array(),
                    'maxlength'    => array(),
                    'checked'      => array(),
                    'readonly'     => array(),
                    'disabled'     => array(),
                    'width'     => array(),
                    
            ); 
            //number
            $my_allowed['number'] = array(
                    'class'        => array(),
                    'id'           => array(),
                    'name'         => array(),
                    'value'        => array(),
                    'type'         => array(),
                    'style'        => array(),                    
                    'width'     => array(),
                    
            ); 
            //textarea
             $my_allowed['textarea'] = array(
                    'class' => array(),
                    'id'    => array(),
                    'name'  => array(),
                    'value' => array(),
                    'type'  => array(),
                    'style'  => array(),
                    'rows'  => array(),                                                            
            );              
            // select
            $my_allowed['select'] = array(
                    'class'  => array(),
                    'id'     => array(),
                    'name'   => array(),
                    'value'  => array(),
                    'type'   => array(),
                    'required' => array(),
            );
            //  options
            $my_allowed['option'] = array(
                    'selected' => array(),
                    'value' => array(),
            );                       
            // style
            $my_allowed['style'] = array(
                    'types' => array(),
            );
            return $my_allowed;
        }    
}