src/Modules/Licenser.php
public function register_settings() {
		if ( ! is_admin() ) {
			return false;
		}
		add_settings_field(
			$this->product->get_key() . '_license',
			$this->product->get_name() . ' license',
			array( $this, 'license_view' ),
			'general'
		);
	}
public function register_settings() {
		if ( ! is_admin() ) {
			return false;
		}
		add_settings_field(
			$this->product->get_key() . '_license',
			$this->product->get_name() . ' license',
			array( $this, 'license_view' ),
			'general'
		);
	}
public function register_settings ( ) { if ( ! is_admin ( ) ) { return false ; } add_settings_field ( $ this -> product -> get_key ( ) . '_license' , $ this -> product -> get_name ( ) . ' license' , array ( $ this , 'license_view' ) , 'general' ) ; }
Register the setting for the license of the product.

@return bool
Register the setting for the license of the product .