shell bypass 403
<?php
/**
* Validation traits.
*
* @package \Optml\Inc\Traits
* @author Optimole <friends@optimole.com>
*/
trait Optml_Validator {
/**
* Check if the value is a valid numeric.
*
* @param mixed $value The value to check.
*
* @return bool
*/
public function is_valid_numeric( $value ) {
if ( isset( $value ) && ! empty( $value ) && is_numeric( $value ) ) {
return true;
}
return false;
}
/**
* Check if the URl is a GIF url.
*
* @param string $url URL to check.
*
* @return bool Is Gif?
*/
public function is_valid_gif( $url ) {
$type = wp_check_filetype( $url, [ 'gif' => 'image/gif' ] );
if ( empty( $type['ext'] ) ) {
return false;
}
return true;
}
/**
* Check if the url has an accepted mime type extension.
*
* @param mixed $url The url to check.
*
* @return bool|string
*/
public function is_valid_mimetype_from_url( $url, $filters = [] ) {
$type = wp_check_filetype( $url, Optml_Config::$all_extensions );
if ( empty( $type['ext'] ) ) {
return false;
}
return Optml_Filters::should_do_extension( $filters, $type['ext'] );
}
}