function RulesPlugin::depth

Returns the depth of this element in the configuration.

File

includes/rules.core.inc, line 588

Class

RulesPlugin

Base class for rules plugins.

Code

public function depth() {
    $element = $this;
    $i = 0;
    while (!empty($element->parent)) {
        $element = $element->parent;
        $i++;
    }
    return $i;
}