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get_http_origin()

get_http_origin(): string

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Gets the HTTP Origin of the current request.

Return

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

Source

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

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

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Hooks

apply_filters( ‘http_origin’, string $origin )

Changes the origin of an HTTP request.

UsesDescription
apply_filters()wp-includes/plugin.php

Calls the callback functions that have been added to a filter hook.

Used byDescription
rest_send_cors_headers()wp-includes/rest-api.php

Sends Cross-Origin Resource Sharing headers with API requests.

is_allowed_http_origin()wp-includes/http.php

Determines if the HTTP origin is an authorized one.

send_origin_headers()wp-includes/http.php

Sends Access-Control-Allow-Origin and related headers if the current request is from an allowed origin.

Changelog

VersionDescription
3.4.0Introduced.

User Contributed Notes

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