protected function before()
{
// Put code here that should be performed by every controller
$this->render->title = Symbol::PATH_CONFIG;
$this->render->layout = 'purple';
$this->render->greeting = array_rand_value(self::$greetings);
$this->render->active_tab = array($this->path => ' class="active"');
}
/**
* Get a random value from an array, with the ability to skew the results.
* Example: array_rand_weighted(['foo' => 1, 'bar' => 2]) has a 66% chance of returning bar.
*
* @param array $array
*
* @return mixed
*/
function array_rand_weighted(array $array)
{
$options = [];
foreach ($array as $option => $weight) {
for ($i = 0; $i < $weight; ++$i) {
$options[] = $option;
}
}
return array_rand_value($options);
}