Pimcore\Model\Object\Fieldcollection\Dao::delete PHP Метод

    public function delete(Object\Concrete $object)
    {
        // empty or create all relevant tables
        $fieldDef = $object->getClass()->getFieldDefinition($this->model->getFieldname());
        foreach ($fieldDef->getAllowedTypes() as $type) {
            try {
                /** @var  $definition Definition */
                $definition = Object\Fieldcollection\Definition::getByKey($type);
            } catch (\Exception $e) {
                continue;
            }
            $tableName = $definition->getTableName($object->getClass());
            try {
                $this->db->delete($tableName, $this->db->quoteInto("o_id = ?", $object->getId()) . " AND " . $this->db->quoteInto("fieldname = ?", $this->model->getFieldname()));
            } catch (\Exception $e) {
                // create definition if it does not exist
                $definition->createUpdateTable($object->getClass());
            }
            if ($definition->getFieldDefinition("localizedfields")) {
                $tableName = $definition->getLocalizedTableName($object->getClass());
                try {
                    $this->db->delete($tableName, $this->db->quoteInto("ooo_id = ?", $object->getId()) . " AND " . $this->db->quoteInto("fieldname = ?", $this->model->getFieldname()));
                } catch (\Exception $e) {
                    \Logger::error($e);
                }
            }
            $childDefinitions = $definition->getFielddefinitions();
            if (is_array($childDefinitions)) {
                foreach ($childDefinitions as $fd) {
                    if (method_exists($fd, "delete")) {
                        $fd->delete($object, ["context" => ["containerType" => "fieldcollection", "containerKey" => $type, "fieldname" => $this->model->getFieldname()]]);
                    }
                }
            }
        }
        // empty relation table
        $this->db->delete("object_relations_" . $object->getClassId(), "(ownertype = 'fieldcollection' AND " . $this->db->quoteInto("ownername = ?", $this->model->getFieldname()) . " AND " . $this->db->quoteInto("src_id = ?", $object->getId()) . ")" . " OR (ownertype = 'localizedfield' AND " . $this->db->quoteInto("ownername LIKE ?", "/fieldcollection~" . $this->model->getFieldname() . "/%") . ")");
    }