function check_entity($oEntity)
{
if (is_a($oEntity, 'Document')) {
if (!KTDocumentUtil::canBeDeleted($oEntity, $sError)) {
if (PEAR::isError($sError)) {
return $sError;
}
return PEAR::raiseError(_kt('Document cannot be deleted'));
}
}
if (is_a($oEntity, 'Folder')) {
$aDocuments = array();
$aChildFolders = array();
$oFolder = $oEntity;
// Get folder id
$sFolderId = $oFolder->getID();
// Get documents in folder
$sDocuments = $oFolder->getDocumentIDs($sFolderId);
$aDocuments = !empty($sDocuments) ? explode(',', $sDocuments) : array();
// Loop through documents and send to this function for checking
if (!empty($aDocuments)) {
foreach ($aDocuments as $sDocID) {
$oDocument = Document::get($sDocID);
$res = $this->check_entity($oDocument);
if (PEAR::isError($res)) {
// NOTE: we may want to append the document reason to this
// in order for the user to have some idea WHY the folder cannot be deleted
return PEAR::raiseError(_kt('Folder cannot be deleted'));
}
}
}
// If all documents at the current level may be deleted, we can continue
// Get any existing subfolders
$sWhereClause = "parent_folder_ids = '{$sFolderId}' OR\n parent_folder_ids LIKE '{$sFolderId},%' OR\n parent_folder_ids LIKE '%,{$sFolderId},%' OR\n parent_folder_ids LIKE '%,{$sFolderId}'";
$aChildFolders = $this->oFolder->getList($sWhereClause);
// Loop through subfolders and check each in the same way as the parent
if (!empty($aChildFolders)) {
foreach ($aChildFolders as $oChild) {
$res = $this->check_entity($oChild);
if (PEAR::isError($res)) {
// NOTE: we may want to append the document reason to this
// in order for the user to have some idea WHY the folder cannot be deleted
return PEAR::raiseError(_kt('Folder cannot be deleted'));
}
}
}
}
return parent::check_entity($oEntity);
}
