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Source View: rest_send_nocache_headers

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Line Code
331           $this->send_header( 'Access-Control-Allow-Headers', implode( ', ', $allow_headers ) );
332
333           /**
334            * Filters whether to send nocache headers on a REST API request.
335            *
336            * @since 4.4.0
337            *
338            * @param bool $rest_send_nocache_headers Whether to send no-cache headers.
339            */
340           $send_no_cache_headers = apply_filters( 'rest_send_nocache_headers', is_user_logged_in() );
341           if ( $send_no_cache_headers ) {
342                foreach ( wp_get_nocache_headers() as $header => $header_value ) {
343                     if ( empty( $header_value ) ) {
344                          $this->remove_header( $header );
345                     } else {
346                          $this->send_header( $header, $header_value );
347                     }
348                }
349           }