public function save()
{
if (!$this->beforeSave()) {
return false;
}
# begin transaction
$transactionKey = md5(microtime() . rand(0, 10)) . get_class($this);
try {
\Uc::app()->db->startTransaction($transactionKey);
if (!empty($this->columnChanged) or $this->stored == false) {
$table = $this->table;
# insert or update
if ($this->stored) {
# do Update of entity
$pk = $this->pk();
$fields = array_intersect_key($this->data, $this->columnChanged);
$result = $this->table->update($fields, $pk);
} else {
# do Insert of entity
$result = $this->table->insert($this->data);
if ($result != false) {
# set primary key for entity
/*
* @todo update full data for Entity.
* For example we have fields id, name, title, date
* date is set automatically with database engine
* if we make insert in future we want to get date
* for this entity.
* So we need to set date for this model
* Look up to zend db
*/
# Primary key can be set from modules.
$pk = $table->pk();
if (empty($this->{$pk})) {
$this->{$pk} = $result;
# last insert id
}
}
}
if ($result) {
# make entity new state
$this->stored = true;
$this->columnChanged = array();
} else {
throw new \Exception('Can not save entity ' . get_class($this));
}
}
# end transaction
// @todo make rollback
\Uc::app()->db->endTransaction($transactionKey);
} catch (\Exception $exc) {
echo $exc->getMessage() . "\n";
echo $exc->getTraceAsString();
}
$this->afterSave();
return true;
}
