diff options
| author | Steven Wittens <steven@10.no-reply.drupal.org> | 2005-01-22 22:33:20 +0000 |
|---|---|---|
| committer | Steven Wittens <steven@10.no-reply.drupal.org> | 2005-01-22 22:33:20 +0000 |
| commit | a3322283266d2115d082720d97fed29835bc25d0 (patch) | |
| tree | fbc8303d32b7c62bf602bd9443d7badafffef9e8 /modules/node/node.module | |
| parent | 9252be8bc00d4e29909116d9308c6924fad69a43 (diff) | |
| download | brdo-a3322283266d2115d082720d97fed29835bc25d0.tar.gz brdo-a3322283266d2115d082720d97fed29835bc25d0.tar.bz2 | |
Documenting a tricky regexp.
Diffstat (limited to 'modules/node/node.module')
| -rw-r--r-- | modules/node/node.module | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/modules/node/node.module b/modules/node/node.module index 8c021ad52..29000edce 100644 --- a/modules/node/node.module +++ b/modules/node/node.module @@ -1864,6 +1864,7 @@ function _node_rewrite_sql($query = '', $nid_alias = 'n', $args = array()) { function node_rewrite_sql($query, $nid_alias = 'n', $args = array()) { list($join, $where, $nid_to_select) = _node_rewrite_sql($query, $nid_alias, $args); + // (?<!text) is a negative look-behind (no need to rewrite queries that already use DISTINCT). $query = preg_replace('/(SELECT.*)('. $nid_alias .'\.)?(?<!DISTINCT\()(?<!DISTINCT\('. $nid_alias .'\.)nid(.*FROM)/AUsi', '\1'. $nid_to_select .'\3', $query); $query = preg_replace('|FROM[^[:upper:]/,]+|','\0 '. $join .' ', $query); |