streams/Zotlabs/Module/Finger.php

<?php

namespace Zotlabs\Module;

/*
 * Finger diagnostic tool.
 * Input a webfinger resource via an input form and
 * view the results as an array.
 *
 */

use Zotlabs\Web\Controller;
use Zotlabs\Lib\Webfinger;

class Finger extends Controller {

	function get() {

		$o = replace_macros(get_markup_template('finger.tpl'), [
			'$page_title' => t('Webfinger Diagnostic'),
			'$resource'   => [ 'resource', t('Lookup address or URL') , $_GET['resource'], EMPTY_STR ],
			'$submit'     => t('Submit')
		]);
		
		if($_GET['resource']) {

			$resource = trim(escape_tags($_GET['resource']));

			$result = Webfinger::exec($resource);
			
			$o .= '<pre>' . str_replace("\n",'<br>',print_array($result)) . '</pre>';
		}
		return $o;
	}
	
}