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Multisite: Ensure that get_blogaddress_by_name does not mangle blognames with leading digits. 

Correctly specify the backreference in the regular expression so that it can not become ambiguous when there is a leading digit on the blogname.

Fixes #23689 props dllh.


git-svn-id: http://core.svn.wordpress.org/trunk@23686 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Peter Westwood 2013-03-13 16:00:38 +00:00
parent 072cccd0e4
commit ffe2292a8f
1 changed files with 1 additions and 1 deletions
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wp-includes/ms-blogs.php
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@ -48,7 +48,7 @@ function get_blogaddress_by_name( $blogname ) {
$blogname = 'www'; $blogname = 'www';
$url = rtrim( network_home_url(), '/' ); $url = rtrim( network_home_url(), '/' );
if ( !empty( $blogname ) ) if ( !empty( $blogname ) )
$url = preg_replace( '|^([^\.]+://)|', '$1' . $blogname . '.', $url ); $url = preg_replace( '|^([^\.]+://)|', "\${1}" . $blogname . '.', $url );
} else { } else {
$url = network_home_url( $blogname ); $url = network_home_url( $blogname );
} }