/**
* @param Lib_Model $from
*/
protected function settingsJoin($from)
{
foreach ($from->_settingsJoined as $name => $value) {
// join external from externals perspective
$this->settingJoin($name, $value);
}
$fromAlias = $from->getAlias();
foreach ($from->getColumns() as $descriptor) {
// join local from externals perspective
$table = $descriptor[0];
$column = $descriptor[1];
$alias = $descriptor[2];
if ($table === $fromAlias) {
if ($alias) {
// has alias, just join
if ($from->settingExists($alias)) {
$this->settingJoin($alias, $from->getSetting($alias));
} elseif ($from->settingExists($column)) {
$this->settingJoin($alias, $from->getSetting($column));
}
} elseif ($from->settingExists($column)) {
// needs to be aliased
$this->settingJoin("{$table}.{$column}", $from->getSetting($column));
}
}
}
}
