wp_get_referer(): string|false
Retrieves referer from ‘_wp_http_referer’ or HTTP referer.
Contents
Description
If it’s the same as the current request URL, will return false.
Return
string|false Referer URL on success, false on failure.
More Information
HTTP referer is a server variable. ‘referer’ is deliberately misspelled.
If page “refered” (form posted) to itself, returns false (because $_SERVER[‘HTTP_REFERER’] == $_REQUEST[‘_wp_http_referer’])
Source
File: wp-includes/functions.php
.
View all references
function wp_get_referer() {
if ( ! function_exists( 'wp_validate_redirect' ) ) {
return false;
}
$ref = wp_get_raw_referer();
if ( $ref && wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref && home_url() . wp_unslash( $_SERVER['REQUEST_URI'] ) !== $ref ) {
return wp_validate_redirect( $ref, false );
}
return false;
}
Changelog
Version | Description |
---|---|
2.0.4 | Introduced. |
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