/**
* Choose the columns to select from, using an array.
*
* @param array list of column names or aliases
* @return $this
*/
public function select_array(array $columns)
{
foreach ($columns as $i => $column) {
if (is_array($column)) {
$columns[$i][0] = $this->_column($column[0], TRUE);
} else {
// Check for * and model.*
if (FALSE !== strpos($column, '*')) {
$meta = $this->_meta;
if ($column != '*') {
$meta = explode('.', $column);
$meta = Jelly::meta($meta[0]);
}
// Can we continue? Only if there's a valid meta object
if ($meta) {
$add_columns = array();
foreach ($meta->fields() as $field) {
if ($field->in_db) {
$add_columns[] = array($meta->table() . '.' . $field->column, $field->name);
} else {
if ($field->column instanceof Database_Expression) {
$add_columns[] = array($field->column, $field->name);
}
}
}
// Add these columns before we continue
parent::select_array($add_columns);
// Remove the item we just added. It's no longer valid
unset($columns[$i]);
continue;
}
}
$columns[$i] = $this->_column($column, TRUE);
}
}
return parent::select_array($columns);
}
