/**
* @see wcf\page\IPage::readData()
*/
public function readData() {
$this->objectType = CategoryHandler::getInstance()->getObjectTypeByName($this->objectTypeName);
if ($this->objectType === null) {
throw new SystemException("Unknown category object type with name '".$this->objectTypeName."'");
}
// check permissions
$this->checkCategoryPermissions();
$this->readCategories();
// note that the implementation of wcf\system\category\ICategoryType
// needs to support a object type of the pseudo definition
// 'com.woltlab.wcf.collapsibleContent.acp' which has to be registered
// during package installation as a 'com.woltlab.wcf.collapsibleContent'
// object type if you want to support collapsible categories in the
// acp; the pseudo object type is used to distinguish between
// collapsible categories in the frontend and the acp
$collapsibleObjectTypeName = $this->objectType->getProcessor()->getObjectTypeName('com.woltlab.wcf.collapsibleContent.acp');
if ($collapsibleObjectTypeName) {
$this->collapsibleObjectTypeID = UserCollapsibleContentHandler::getInstance()->getObjectTypeID($collapsibleObjectTypeName);
// get ids of collapsed category
if ($this->collapsibleObjectTypeID !== null) {
$this->collapsedCategoryIDs = UserCollapsibleContentHandler::getInstance()->getCollapsedContent($this->collapsibleObjectTypeID);
$this->collapsedCategoryIDs = array_flip($this->collapsedCategoryIDs);
}
}
parent::readData();
}
/**
* Validates the parent category.
*/
protected function validateParentCategory() {
if ($this->parentCategoryID) {
if (!$this->objectType->getProcessor()->getMaximumNestingLevel()) {
$this->parentCategoryID = 0;
return;
}
if (CategoryHandler::getInstance()->getCategory($this->parentCategoryID) === null) {
throw new UserInputException('parentCategoryID', 'invalid');
}
if ($this->objectType->getProcessor()->getMaximumNestingLevel() != -1) {
foreach ($this->categoryNodeList as $category) {
if ($category->categoryID == $this->parentCategoryID) {
if ($this->categoryNodeList->getDepth() > $this->objectType->getProcessor()->getMaximumNestingLevel() - 1) {
throw new UserInputException('parentCategoryID', 'invalid');
}
break;
}
}
}
}
}
