/**
* Embeds output of widgets in view as configured.
*
* @param string $stage marks stage of view manager when calling this function
*/
protected function processConfiguredWidgets($stage)
{
foreach (config::getList('view.widget') as $spec) {
// filter by stage
if (array_key_exists('stage', $spec)) {
$stages = $spec['stage'];
if (!is_array($stages)) {
$stages = preg_split('/[,\\s]+/', $stages);
}
if (!in_array($stage, $stages)) {
continue;
}
} else {
// provide backwards compatible behaviour
// -> w/o marking stage process on load-stage, only
if ($stage !== "load") {
continue;
}
}
if (array_key_exists('viewport', $spec)) {
$viewport = $spec['viewport'];
} else {
$viewport = $spec['target'];
}
if (trim($viewport) === '') {
$viewport = 'main';
}
$provider = array($spec['provider']['class'], $spec['provider']['method']);
if (is_callable($provider)) {
$args = $spec['provider']['selector'];
if (!is_array($args)) {
$args = array($args);
}
$widget = call_user_func_array($provider, $args);
$this->writeInViewport($viewport, data::asString($widget), !$spec['prepend']);
}
}
}
