Redirect a user based on $_GET or $_POST arguments.
Description
The function looks for redirect arguments in the following order: 1) $_GET[‘ref’] 2) $_POST[‘ref’] 3) $_SERVER[‘HTTP_REFERER’] 4) $_GET[‘redirect’] 5) $_POST[‘redirect’] 6) $url
See also
Parameters
$urlstringoptional- Redirect URL.
Default:
''
Source
function wpmu_admin_do_redirect( $url = '' ) {
_deprecated_function( __FUNCTION__, '3.3.0', 'wp_redirect()' );
$ref = '';
if ( isset( $_GET['ref'] ) && isset( $_POST['ref'] ) && $_GET['ref'] !== $_POST['ref'] ) {
wp_die( __( 'A variable mismatch has been detected.' ), __( 'Sorry, you are not allowed to view this item.' ), 400 );
} elseif ( isset( $_POST['ref'] ) ) {
$ref = $_POST['ref'];
} elseif ( isset( $_GET['ref'] ) ) {
$ref = $_GET['ref'];
}
if ( $ref ) {
$ref = wpmu_admin_redirect_add_updated_param( $ref );
wp_redirect( $ref );
exit;
}
if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {
wp_redirect( $_SERVER['HTTP_REFERER'] );
exit;
}
$url = wpmu_admin_redirect_add_updated_param( $url );
if ( isset( $_GET['redirect'] ) && isset( $_POST['redirect'] ) && $_GET['redirect'] !== $_POST['redirect'] ) {
wp_die( __( 'A variable mismatch has been detected.' ), __( 'Sorry, you are not allowed to view this item.' ), 400 );
} elseif ( isset( $_GET['redirect'] ) ) {
if ( str_starts_with( $_GET['redirect'], 's_' ) )
$url .= '&action=blogs&s='. esc_html( substr( $_GET['redirect'], 2 ) );
} elseif ( isset( $_POST['redirect'] ) ) {
$url = wpmu_admin_redirect_add_updated_param( $_POST['redirect'] );
}
wp_redirect( $url );
exit;
}
Changelog
| Version | Description |
|---|---|
| 3.3.0 | Use wp_redirect() |
| MU (3.0.0) | Introduced. |
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