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Return false from wp_get_referer() if it is called before wp_validate_redirect() is defined. 

see #25294.

Built from https://develop.svn.wordpress.org/trunk@25399


git-svn-id: http://core.svn.wordpress.org/trunk@25330 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Nacin 2013-09-12 13:33:09 +00:00
parent 13d5ff7090
commit 46611d4282
1 changed files with 2 additions and 0 deletions
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2
wp-includes/functions.php
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@ -1303,6 +1303,8 @@ function wp_original_referer_field( $echo = true, $jump_back_to = 'current' ) {
* @return string|bool False on failure. Referer URL on success. * @return string|bool False on failure. Referer URL on success.
*/ */
function wp_get_referer() { function wp_get_referer() {
if ( ! function_exists( 'wp_validate_redirect' ) )
return false;
$ref = false; $ref = false;
if ( ! empty( $_REQUEST['_wp_http_referer'] ) ) if ( ! empty( $_REQUEST['_wp_http_referer'] ) )
$ref = wp_unslash( $_REQUEST['_wp_http_referer'] ); $ref = wp_unslash( $_REQUEST['_wp_http_referer'] );