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BUFGFIX: Prevent selection of self as parent (see #5106) (from r99732)

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@102876 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Ingo Schommer 2010-04-14 05:36:33 +00:00
parent 8db4a28097
commit 1f5654ed19
1 changed files with 8 additions and 2 deletions
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10
core/model/SiteTree.php
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@ -1754,9 +1754,8 @@ class SiteTree extends DataObject implements PermissionProvider,i18nEntityProvid
"root" => _t("SiteTree.PARENTTYPE_ROOT", "Top-level page"),
"subpage" => _t("SiteTree.PARENTTYPE_SUBPAGE", "Sub-page underneath a parent page (choose below)"),
)),
new TreeDropdownField("ParentID", $this->fieldLabel('ParentID'), 'SiteTree')
$parentIDField = new TreeDropdownField("ParentID", $this->fieldLabel('ParentID'), 'SiteTree')
),
new CheckboxField("ShowInMenus", $this->fieldLabel('ShowInMenus')),
new CheckboxField("ShowInSearch", $this->fieldLabel('ShowInSearch')),
/*, new TreeMultiselectField("MultipleParents", "Page appears within", "SiteTree")*/
@ -1801,6 +1800,13 @@ class SiteTree extends DataObject implements PermissionProvider,i18nEntityProvid
)
);
/*
* This filter ensures that the ParentID dropdown selection does not show this node,
* or its descendents, as this causes vanishing bugs.
*/
$parentIDField->setFilterFunction(create_function('$node', "return \$node->ID != {$this->ID};"));
if ($virtualPagesTable->TotalCount()) {
$rootTab->push($tabVirtualPages = new Tab('VirtualPages',
$virtualPagesNote,