-# Replace top-level values in $main with top-level templates from $tem.
-function merge_templates($main, $tem) {
- $out = array('name' => $main['name'], 'pieces' => array());
-
- $subs = top_sub_templates($tem);
-
- foreach($main['pieces'] as $piece) {
- $sub = $subs[$piece['name']];
- if(is_array($piece) and !$piece['pieces'] and $sub and $sub['args'][0] != 'hide') {
- $piece = $subs[$piece['name']];
+# merge $subs (sub_templates) into variables in $main (template)
+function merge_sub_templates(&$main, &$subs) {
+ foreach($main['pieces'] as &$piece) {
+ if(is_array($piece)) { # not just text
+ if($piece['pieces']) {
+ # a sub-template in main
+ merge_sub_templates($piece, $subs);
+ } else {
+ # a value-slot in main
+ $sub = $subs[$piece['name']];
+ if($sub and $sub['args'][0] != 'hide') {
+ $piece = $subs[$piece['name']];
+ $piece['parent'] =& $main;
+ }
+ }