<?php
//including the class file
require('class.smartajaxcontroller.php');
//Initializing the controller
//Output buffer will be used to later on return the result in gzip
$ajax=new SmartAjaxController();
//If AJAX has submitted a serialized string to be parsed to variables.
if(isset($_POST['data'])){
//These variables can be used by $ajax->getVar funtion
$ajax->setInputVariables($_POST['data']);
}
//This is dependant on javascript front-end controller, used as an example
if(!empty($_POST) && isset($_POST['action'])){
//this assumes that action is defined by jQuery before being submitted to back-end
switch($_POST['action']){
//This is the same example used in javascript file
case 'alertLowercaseString':
$ajax->setKey('action','alert');
$ajax->setKey('message','Your string lowercased: '.strtolower($ajax->getVar('string')));
break;
default:
//If no action is found, execute frontend error callback
$ajax->setKey('error',1);
$ajax->setKey('message','This system action does not exist!');
}
} else {
//Since no action was defined or no post was used at all, we simply set the response to return errors to front-end
$ajax->setKey('error',1);
$ajax->setKey('message','This system action does not exist!');
}
//Here we return the result in gzipped JSON string
//This also sets proper headers to the file
$ajax->output();
?>
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