View file File name : robots-presenter.php Content :<?php namespace Yoast\WP\SEO\Presenters; /** * Presenter class for the robots output. */ class Robots_Presenter extends Abstract_Indexable_Presenter { /** * The tag key name. * * @var string */ protected $key = 'robots'; /** * Returns the robots output. * * @return string The robots output tag. */ public function present() { $robots = \implode( ', ', $this->get() ); if ( \is_string( $robots ) && $robots !== '' ) { return \sprintf( '<meta name="robots" content="%s" />', \esc_attr( $robots ) ); } return ''; } /** * Gets the raw value of a presentation. * * @return array The raw value. */ public function get() { return $this->presentation->robots; } }