/**
* Removes the elements / modules handled by the current installer.
* Use the reference param to add a human readable logging.
*
* @param string &$strReturn
*
* @return bool
*/
public function remove(&$strReturn)
{
//delete the page-element
$objElement = class_module_pages_element::getElement("eventmanager");
if ($objElement != null) {
$strReturn .= "Deleting page-element 'eventmanager'...\n";
$objElement->deleteObjectFromDatabase();
} else {
$strReturn .= "Error finding page-element 'eventmanager', aborting.\n";
return false;
}
/** @var class_module_eventmanager_event $objOneObject */
foreach (class_module_eventmanager_event::getObjectList() as $objOneObject) {
$strReturn .= "Deleting object '" . $objOneObject->getStrDisplayName() . "' ...\n";
if (!$objOneObject->deleteObjectFromDatabase()) {
$strReturn .= "Error deleting object, aborting.\n";
return false;
}
}
//delete the module-node
$strReturn .= "Deleting the module-registration...\n";
$objModule = class_module_system_module::getModuleByName($this->objMetadata->getStrTitle(), true);
if (!$objModule->deleteObjectFromDatabase()) {
$strReturn .= "Error deleting module, aborting.\n";
return false;
}
//delete the tables
foreach (array("em_event", "em_participant") as $strOneTable) {
$strReturn .= "Dropping table " . $strOneTable . "...\n";
if (!$this->objDB->_pQuery("DROP TABLE " . $this->objDB->encloseTableName(_dbprefix_ . $strOneTable) . "", array())) {
$strReturn .= "Error deleting table, aborting.\n";
return false;
}
}
return true;
}
