/**
* Populates an object of the default type or an object that inherit from the default.
*
* @param array $row PropelPDO resultset row.
* @param int $startcol The 0-based offset for reading from the resultset row.
* @throws PropelException Any exceptions caught during processing will be
* rethrown wrapped into a PropelException.
* @return array (CourseDescription object, last column rank)
*/
public static function populateObject($row, $startcol = 0)
{
$key = CourseDescriptionPeer::getPrimaryKeyHashFromRow($row, $startcol);
if (null !== ($obj = CourseDescriptionPeer::getInstanceFromPool($key))) {
// We no longer rehydrate the object, since this can cause data loss.
// See http://www.propelorm.org/ticket/509
// $obj->hydrate($row, $startcol, true); // rehydrate
$col = $startcol + CourseDescriptionPeer::NUM_COLUMNS;
} else {
$cls = CourseDescriptionPeer::OM_CLASS;
$obj = new $cls();
$col = $obj->hydrate($row, $startcol);
CourseDescriptionPeer::addInstanceToPool($obj, $key);
}
return array($obj, $col);
}
/**
* Persists this object to the database.
*
* If the object is new, it inserts it; otherwise an update is performed.
* All modified related objects will also be persisted in the doSave()
* method. This method wraps all precipitate database operations in a
* single transaction.
*
* @param PropelPDO $con
* @return int The number of rows affected by this insert/update and any referring fk objects' save() operations.
* @throws PropelException
* @see doSave()
*/
public function save(PropelPDO $con = null)
{
if ($this->isDeleted()) {
throw new PropelException("You cannot save an object that has been deleted.");
}
if ($con === null) {
$con = Propel::getConnection(CourseDescriptionPeer::DATABASE_NAME, Propel::CONNECTION_WRITE);
}
$con->beginTransaction();
$isInsert = $this->isNew();
try {
$ret = $this->preSave($con);
if ($isInsert) {
$ret = $ret && $this->preInsert($con);
} else {
$ret = $ret && $this->preUpdate($con);
}
if ($ret) {
$affectedRows = $this->doSave($con);
if ($isInsert) {
$this->postInsert($con);
} else {
$this->postUpdate($con);
}
$this->postSave($con);
CourseDescriptionPeer::addInstanceToPool($this);
} else {
$affectedRows = 0;
}
$con->commit();
return $affectedRows;
} catch (PropelException $e) {
$con->rollBack();
throw $e;
}
}