/**
* Validates all modified columns of given Blog object.
* If parameter $columns is either a single column name or an array of column names
* than only those columns are validated.
*
* NOTICE: This does not apply to primary or foreign keys for now.
*
* @param Blog $obj The object to validate.
* @param mixed $cols Column name or array of column names.
*
* @return mixed TRUE if all columns are valid or the error message of the first invalid column.
*/
public static function doValidate(Blog $obj, $cols = null)
{
$columns = array();
if ($cols) {
$dbMap = Propel::getDatabaseMap(BlogPeer::DATABASE_NAME);
$tableMap = $dbMap->getTable(BlogPeer::TABLE_NAME);
if (!is_array($cols)) {
$cols = array($cols);
}
foreach ($cols as $colName) {
if ($tableMap->containsColumn($colName)) {
$get = 'get' . $tableMap->getColumn($colName)->getPhpName();
$columns[$colName] = $obj->{$get}();
}
}
} else {
}
$res = BasePeer::doValidate(BlogPeer::DATABASE_NAME, BlogPeer::TABLE_NAME, $columns);
if ($res !== true) {
$request = sfContext::getInstance()->getRequest();
foreach ($res as $failed) {
$col = BlogPeer::translateFieldname($failed->getColumn(), BasePeer::TYPE_COLNAME, BasePeer::TYPE_PHPNAME);
$request->setError($col, $failed->getMessage());
}
}
return $res;
}