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BUGFIX: prevented cms from dying when a page has no published children. Added check before stepping into the loop

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/branches/2.3@81050 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Will Rossiter 2009-07-06 03:12:53 +00:00 committed by Sam Minnee
parent 974ba61a78
commit ad3349ccc9
1 changed files with 5 additions and 3 deletions
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8
core/model/Hierarchy.php
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@ -171,9 +171,11 @@ class Hierarchy extends DataObjectDecorator {
*/
protected function markingFinished() {
// Mark childless nodes as expanded.
foreach($this->markedNodes as $id => $node) {
if(!$node->isExpanded() && !$node->numChildren()) {
$node->markExpanded();
if($this->markedNodes) {
foreach($this->markedNodes as $id => $node) {
if(!$node->isExpanded() && !$node->numChildren()) {
$node->markExpanded();
}
}
}
}