/**
* Send chain in response to form submit, button click or ajaxec() function for AJAX control output.
*/
public function execute()
{
if (isset($_POST['ajax_submit']) || $_SERVER['HTTP_X_REQUESTED_WITH'] == 'XMLHttpRequest') {
//if($this->app->jquery)$this->app->jquery->getJS($this->owner);
if (headers_sent($file, $line)) {
echo "<br/>Direct output (echo or print) detected on {$file}:{$line}. <a target='_blank' " . "href='http://agiletoolkit.org/error/direct_output'>Use \$this->add('Text') instead</a>.<br/>";
}
$x = $this->app->template->get('document_ready');
if (is_array($x)) {
$x = implode('', $x);
}
echo $this->_render();
$this->app->hook('post-js-execute');
exit;
} else {
throw $this->exception('js()->..->execute() must be used in response to form submission or AJAX operation only');
}
}