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Rewrite: In url_to_postid(), bail early if the URL does not belong to the site.

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Props ivankristianto, swissspidy, jkhongusc, SergeyBiryukov.
Fixes #39373.

git-svn-id: https://develop.svn.wordpress.org/trunk@41786 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Sergey Biryukov
2017-10-06 23:28:38 +00:00
parent 944d28b6e4
commit c02645bf13
2 changed files with 22 additions and 0 deletions
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src/wp-includes/rewrite.php
+8
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@@ -471,6 +471,14 @@ function url_to_postid( $url ) {
*/
$url = apply_filters( 'url_to_postid', $url );
$url_host = str_replace( 'www.', '', parse_url( $url, PHP_URL_HOST ) );
$home_url_host = str_replace( 'www.', '', parse_url( home_url(), PHP_URL_HOST ) );
// Bail early if the URL does not belong to this site.
if ( $url_host && $url_host !== $home_url_host ) {
return 0;
}
// First, check to see if there is a 'p=N' or 'page_id=N' to match against
if ( preg_match('#[?&](p|page_id|attachment_id)=(\d+)#', $url, $values) ) {
$id = absint($values[2]);