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Merge pull request #3309 from stojg/issue/cms-1049

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Delete parent page, child pages cannot be found anymore
This commit is contained in:
Damian Mooyman 2014-07-25 16:58:39 +12:00
commit 0957f2735a
3 changed files with 155 additions and 18 deletions
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33
admin/code/LeftAndMain.php
View File

@ -799,7 +799,12 @@ class LeftAndMain extends Controller implements PermissionProvider {
? $filter->getChildrenMethod()
: 'AllChildrenIncludingDeleted';
if(!$numChildrenMethod) $numChildrenMethod = 'numChildren';
if(!$numChildrenMethod) {
$numChildrenMethod = 'numChildren';
if($filter && $filter->getNumChildrenMethod()) {
$numChildrenMethod = $filter->getNumChildrenMethod();
}
}
if(!$filterFunction) $filterFunction = ($filter) ? array($filter, 'isPageIncluded') : null;
// Get the tree root
@ -812,7 +817,10 @@ class LeftAndMain extends Controller implements PermissionProvider {
$obj->markPartialTree($nodeCountThreshold, $this, $childrenMethod, $numChildrenMethod);
// Ensure current page is exposed
if($p = $this->currentPage()) $obj->markToExpose($p);
// This call flushes the Hierarchy::$marked cache when the current node is deleted
// @see CMSMain::getRecord()
// This will make it impossible to show children under a deleted parent page
// if($p = $this->currentPage()) $obj->markToExpose($p);
// NOTE: SiteTree/CMSMain coupling :-(
if(class_exists('SiteTree')) {
@ -823,9 +831,10 @@ class LeftAndMain extends Controller implements PermissionProvider {
// getChildrenAsUL is a flexible and complex way of traversing the tree
$controller = $this;
$recordController = ($this->stat('tree_class') == 'SiteTree') ? singleton('CMSPageEditController') : $this;
$titleFn = function(&$child) use(&$controller, &$recordController) {
$titleFn = function(&$child, $numChildrenMethod) use(&$controller, &$recordController) {
$link = Controller::join_links($recordController->Link("show"), $child->ID);
return LeftAndMain_TreeNode::create($child, $link, $controller->isCurrentPage($child))->forTemplate();
$node = LeftAndMain_TreeNode::create($child, $link, $controller->isCurrentPage($child), $numChildrenMethod);
return $node->forTemplate();
};
// Limit the amount of nodes shown for performance reasons.
@ -1866,10 +1875,22 @@ class LeftAndMain_TreeNode extends ViewableData {
*/
protected $isCurrent;
public function __construct($obj, $link = null, $isCurrent = false) {
/**
* @var string
*/
protected $numChildrenMethod;
/**
* @param $obj
* @param null $link
* @param bool $isCurrent
* @param $numChildrenMethod
*/
public function __construct($obj, $link = null, $isCurrent = false, $numChildrenMethod='numChildren') {
$this->obj = $obj;
$this->link = $link;
$this->isCurrent = $isCurrent;
$this->numChildrenMethod = $numChildrenMethod;
}
/**
@ -1890,7 +1911,7 @@ class LeftAndMain_TreeNode extends ViewableData {
}
public function getClasses() {
$classes = $this->obj->CMSTreeClasses();
$classes = $this->obj->CMSTreeClasses($this->numChildrenMethod);
if($this->isCurrent) $classes .= " current";
$flags = $this->obj->hasMethod('getStatusFlags') ? $this->obj->getStatusFlags() : false;
if ($flags) {

24
model/Hierarchy.php
View File

@ -115,7 +115,8 @@ class Hierarchy extends DataExtension {
if($limitToMarked && $rootCall) {
$this->markingFinished($numChildrenMethod);
}
if($nodeCountCallback) {
$nodeCountWarning = $nodeCountCallback($this->owner, $this->owner->$numChildrenMethod());
if($nodeCountWarning) return $nodeCountWarning;
@ -130,6 +131,7 @@ class Hierarchy extends DataExtension {
}
if($children) {
if($attributes) {
$attributes = " $attributes";
}
@ -139,10 +141,15 @@ class Hierarchy extends DataExtension {
foreach($children as $child) {
if(!$limitToMarked || $child->isMarked()) {
$foundAChild = true;
$output .= (is_callable($titleEval)) ? $titleEval($child) : eval("return $titleEval;");
if(is_callable($titleEval)) {
$output .= $titleEval($child, $numChildrenMethod);
} else {
$output .= eval("return $titleEval;");
}
$output .= "\n";
$numChildren = $child->$numChildrenMethod();
if(
// Always traverse into opened nodes (they might be exposed as parents of search results)
$child->isExpanded()
@ -158,7 +165,7 @@ class Hierarchy extends DataExtension {
} else {
$output .= $child->getChildrenAsUL("", $titleEval, $extraArg, $limitToMarked,
$childrenMethod, $numChildrenMethod, false, $nodeCountThreshold);
}
}
} elseif($child->isTreeOpened()) {
// Since we're not loading children, don't mark it as open either
$child->markClosed();
@ -256,7 +263,7 @@ class Hierarchy extends DataExtension {
return call_user_func($func, $node);
}
}
/**
* Mark all children of the given node that match the marking filter.
* @param DataObject $node Parent node.
@ -276,11 +283,6 @@ class Hierarchy extends DataExtension {
foreach($children as $child) {
$markingMatches = $this->markingFilterMatches($child);
if($markingMatches) {
// Filtered results should always show opened, since actual matches
// might be hidden by non-matching parent nodes.
if($this->markingFilter) {
$child->markOpened();
}
if($child->$numChildrenMethod()) {
$child->markUnexpanded();
} else {
@ -315,14 +317,14 @@ class Hierarchy extends DataExtension {
*
* @return string
*/
public function markingClasses() {
public function markingClasses($numChildrenMethod="numChildren") {
$classes = '';
if(!$this->isExpanded()) {
$classes .= " unexpanded";
}
// Set jstree open state, or mark it as a leaf (closed) if there are no children
if(!$this->numChildren()) {
if(!$this->$numChildrenMethod()) {
$classes .= " jstree-leaf closed";
} elseif($this->isTreeOpened()) {
$classes .= " jstree-open";

116
tests/model/HierarchyTest.php
View File

@ -391,6 +391,97 @@ class HierarchyTest extends SapphireTest {
);
}
/**
* This test checks that deleted ('archived') child pages don't set a css class on the parent
* node that makes it look like it has children
*/
public function testGetChildrenAsULNodeDeletedOnLive() {
$obj2 = $this->objFromFixture('HierarchyTest_Object', 'obj2');
$obj2a = $this->objFromFixture('HierarchyTest_Object', 'obj2a');
$obj2aa = $this->objFromFixture('HierarchyTest_Object', 'obj2aa');
$obj2ab = $this->objFromFixture('HierarchyTest_Object', 'obj2b');
// delete all children under obj2
$obj2a->delete();
$obj2aa->delete();
$obj2ab->delete();
// Don't pre-load all children
$nodeCountThreshold = 1;
$childrenMethod = 'AllChildren';
$numChildrenMethod = 'numChildren';
$root = new HierarchyTest_Object();
$root->markPartialTree($nodeCountThreshold, null, $childrenMethod, $numChildrenMethod);
// As in LeftAndMain::getSiteTreeFor() but simpler and more to the point for testing purposes
$titleFn = function(&$child, $numChildrenMethod="") {
return '<li class="' . $child->markingClasses($numChildrenMethod).
'" id="' . $child->ID . '">"' . $child->Title;
};
$html = $root->getChildrenAsUL(
"",
$titleFn,
null,
true, // limit to marked
$childrenMethod,
$numChildrenMethod,
true,
$nodeCountThreshold
);
// Get the class attribute from the $obj2 node in the sitetree, class 'jstree-leaf' means it's a leaf node
$nodeClass = $this->getNodeClassFromTree($html, $obj2);
$this->assertEquals('jstree-leaf closed', $nodeClass, 'object2 should not have children in the sitetree');
}
/**
* This test checks that deleted ('archived') child pages _do_ set a css class on the parent
* node that makes it look like it has children when getting all children including deleted
*/
public function testGetChildrenAsULNodeDeletedOnStage() {
$obj2 = $this->objFromFixture('HierarchyTest_Object', 'obj2');
$obj2a = $this->objFromFixture('HierarchyTest_Object', 'obj2a');
$obj2aa = $this->objFromFixture('HierarchyTest_Object', 'obj2aa');
$obj2ab = $this->objFromFixture('HierarchyTest_Object', 'obj2b');
// delete all children under obj2
$obj2a->delete();
$obj2aa->delete();
$obj2ab->delete();
// Don't pre-load all children
$nodeCountThreshold = 1;
$childrenMethod = 'AllChildrenIncludingDeleted';
$numChildrenMethod = 'numHistoricalChildren';
$root = new HierarchyTest_Object();
$root->markPartialTree($nodeCountThreshold, null, $childrenMethod, $numChildrenMethod);
// As in LeftAndMain::getSiteTreeFor() but simpler and more to the point for testing purposes
$titleFn = function(&$child, $numChildrenMethod="") {
return '<li class="' . $child->markingClasses($numChildrenMethod).
'" id="' . $child->ID . '">"' . $child->Title;
};
$html = $root->getChildrenAsUL(
"",
$titleFn,
null,
true, // limit to marked
$childrenMethod,
$numChildrenMethod,
true,
$nodeCountThreshold
);
// Get the class attribute from the $obj2 node in the sitetree
$nodeClass = $this->getNodeClassFromTree($html, $obj2);
// Object2 can now be expanded
$this->assertEquals('unexpanded jstree-closed closed', $nodeClass, 'obj2 should have children in the sitetree');
}
/**
* @param String $html [description]
* @param array $nodes Breadcrumb path as array
@ -417,6 +508,25 @@ class HierarchyTest extends SapphireTest {
self::assertThat((bool)$match, self::isFalse(), $message);
}
/**
* Get the HTML class attribute from a node in the sitetree
*
* @param $html
* @param $node
* @return string
*/
protected function getNodeClassFromTree($html, $node) {
$parser = new CSSContentParser($html);
$xpath = '//ul/li[@id="' . $node->ID . '"]';
$object = $parser->getByXpath($xpath);
foreach($object[0]->attributes() as $key => $attr) {
if($key == 'class') {
return (string)$attr;
}
}
return '';
}
}
class HierarchyTest_Object extends DataObject implements TestOnly {
@ -428,4 +538,8 @@ class HierarchyTest_Object extends DataObject implements TestOnly {
'Hierarchy',
"Versioned('Stage', 'Live')",
);
}
public function cmstreeclasses() {
return $this->markingClasses();
}
}