/**
* Save changed meta data
* @param \Rocker\Object\MetaInterface $obj
* @throws \Exception
* @return bool Whether or not any meta data had changed
*/
function saveMetaData(MetaInterface $obj)
{
$meta = $obj->meta();
$id = $obj->getId();
$changed = false;
// Update / insert of values
foreach ($meta->getUpdatedValues() as $name => $val) {
$changed = true;
$value = is_string($val) || is_int($val) ? trim($val) : serialize($val);
try {
$this->db->prepare("INSERT INTO " . $this->dbTable . " (`value`, `object`, `name`) VALUES (?, ?, ?)")->execute(array($value, $id, $name));
} catch (\Exception $e) {
if ($e->getCode() == 23000) {
$this->db->prepare("UPDATE " . $this->dbTable . " SET `value`=? WHERE `object`=? AND `name`=?")->execute(array($value, $id, $name));
} else {
throw $e;
}
}
}
// Deleted values
foreach ($meta->getDeletedValues() as $name) {
$changed = true;
$this->db->prepare("DELETE FROM " . $this->dbTable . " WHERE `object`=? AND `name`=?")->execute(array($id, $name));
}
// Clear the meta object of data that needs to be updated and remove cached data
if ($changed) {
$meta->setDeletedValues(array());
$meta->setUpdatedValues(array());
$this->cache->delete($this->cachePrefix . $obj->getId());
}
return $changed;
}
/**
* @param ObjectInterface $obj
*/
protected function deleteObjectCache(ObjectInterface $obj)
{
$this->cache->delete($this->cachePrefix . $obj->getId());
$this->cache->delete($this->cachePrefix . 'name_' . $obj->getName());
}
