get_http_origin()

Get the HTTP Origin of the current request.

Return

(string) URL of the origin. Empty string if no origin.

Source

File: wp-includes/http.php 

function get_http_origin() {
	$origin = '';
	if ( ! empty ( $_SERVER[ 'HTTP_ORIGIN' ] ) )
		$origin = $_SERVER[ 'HTTP_ORIGIN' ];

	/**
	 * Change the origin of an HTTP request.
	 *
	 * @since WP-3.4.0
	 *
	 * @param string $origin The original origin for the request.
	 */
	return apply_filters( 'http_origin', $origin );
}

Expand Source Code View on GitHub

Related

Uses

Uses
Uses Description
wp-includes/http.php: http_origin

Change the origin of an HTTP request.
wp-includes/plugin.php: apply_filters()

Call the functions added to a filter hook.

Used By

Used By
Used By Description
wp-includes/http.php: is_allowed_http_origin()

Determines if the HTTP origin is an authorized one.
wp-includes/http.php: send_origin_headers()

Send Access-Control-Allow-Origin and related headers if the current request is from an allowed origin.
wp-includes/rest-api.php: rest_send_cors_headers()

Sends Cross-Origin Resource Sharing headers with API requests.

Changelog

Changelog
Version Description
WP-3.4.0 Introduced.