<?php /** * Ajax "ping" route, for testing Ajax responses are working. */ class Loco_ajax_PingController extends Loco_mvc_AjaxController { /** * {@inheritdoc} */ public function render(){ $post = $this->validate(); // echo back bytes posted if( $post->has('echo') ){ $this->set( 'ping', $post['echo'] ); } // else just send pong else { $this->set( 'ping', 'pong' ); } // always send tick symbol to check json serializing of unicode $this->set( 'utf8', "\xE2\x9C\x93" ); return parent::render(); } }