http_headers_useragent │ filter-hook │ WP 2.7.0

Filters the user agent value sent with an HTTP request.

Usage

add_filter( 'http_headers_useragent', 'wp_kama_http_headers_useragent_filter', 10, 2 );

/**
 * Function for `http_headers_useragent` filter-hook.
 * 
 * @param string $user_agent WordPress user agent string.
 * @param string $url        The request URL.
 *
 * @return string
 */
function wp_kama_http_headers_useragent_filter( $user_agent, $url ){

	// filter...
	return $user_agent;
}

$user_agent(string)

WordPress user agent string.

$url(string)

The request URL.

Changelog

Where the hook is called

'user-agent'          => apply_filters( 'http_headers_useragent', 'WordPress/' . get_bloginfo( 'version' ) . '; ' . get_bloginfo( 'url' ), $url ),

$user_agent = apply_filters( 'http_headers_useragent', 'WordPress/' . get_bloginfo( 'version' ) . '; ' . get_bloginfo( 'url' ), $pagelinkedfrom );

Where the hook is used in WordPress