/**
* Populate the {@link $_parts} 'join' key
*
* Does the dirty work of populating the join key.
*
* The $name and $cols parameters follow the same logic
* as described in the from() method.
*
* @param null|string $type Type of join; inner, left, and null are currently supported
* @param array|string|Zend_Db_Expr $name Table name
* @param string $cond Join on this condition
* @param array|string $cols The columns to select from the joined table
* @param string $schema The database name to specify, if any.
* @return Axis_Db_Table_Select This Axis_Db_Table_Select object
*/
protected function _join($type, $name, $cond, $cols, $schema = null)
{
// if ($type != self::FROM && count($this->_parts[self::FROM])) {
// throw new Zend_Db_Select_Exception("");
// }
if (true === $this->_useCorrelationName && !is_array($name)) {
$name = array($this->_getCorrelationTableName($name) => $name);
}
$prefix = $this->_info[Axis_Db_Table_Abstract::PREFIX];
if (is_array($name)) {
foreach ($name as $_correlationName => $_tableName) {
$tableName = $prefix . $_tableName;
$correlationName = $_correlationName;
break;
}
$name = array($correlationName => $tableName);
} else {
$name = $prefix . $name;
}
return parent::_join($type, $name, $cond, $cols, $schema);
}
